{"id":10957,"date":"2025-09-09T07:26:16","date_gmt":"2025-09-09T07:26:16","guid":{"rendered":"https:\/\/mailbluster.com\/blog\/?p=10957"},"modified":"2025-12-08T05:38:59","modified_gmt":"2025-12-08T05:38:59","slug":"increase-email-deliverability","status":"publish","type":"post","link":"https:\/\/mailbluster.com\/blog\/increase-email-deliverability","title":{"rendered":"10 Ways to Increase Email Deliverability: MailBluster&#8217;s SMTP"},"content":{"rendered":"\n<p>There are no hard and fast rules to increase email deliverability for business promotion. You know, email deliverability is a concern for email marketers as it determines whether their emails are actually delivered or not.<\/p>\n\n\n\n<p>Statistics show that in 2023, at least <a href=\"https:\/\/www.statista.com\/statistics\/420400\/spam-email-traffic-share-annual\/#:~:text=In%202023%2C%20the%20highest%20volume%20of%20spam%20e%2Dmails%20was%20registered%20in%20May%2C%20approximately%2050%20percent\" target=\"_blank\" rel=\"noreferrer noopener\">50 percent of global email traffic<\/a> was spam in May. Although the amount is decreasing every year (according to Statista), it still raises concerns due to massive spam email traffic. So, the problem here is inevitable!<\/p>\n\n\n\n<p>Another surprising fact is, a <a href=\"https:\/\/dma.org.uk\/uploads\/misc\/dma-email-benchmarking-report-2023.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">1% reduction in email deliverability leads<\/a> to a loss of revenue worth \u00a3700 for every million emails sent! Which is an astounding report.<\/p>\n\n\n\n<p>While many ESPs feature high email deliverability, there are more you can achieve by climbing up the deliverability stairs.&nbsp;<\/p>\n\n\n\n<p>Let\u2019s learn about achieving email deliverability, along with how you can increase email deliverability for MailBluster\u2019s <a href=\"https:\/\/mailbluster.com\/blog\/best-smtp-service-provider-mailbluster\" target=\"_blank\" rel=\"noreferrer noopener\">SMTP providers<\/a>.\u00a0<\/p>\n\n\n\n<h4>table of contents<\/h4>\n\n\n\n<ul><li><a href=\"#what-is-email-deliverability-and-importance\">What is email deliverability &amp; why is it important?<\/a><\/li><li><a href=\"#what-affects-email-deliverability\">What affects email deliverability?<\/a><\/li><li><a href=\"#how-to-increase-email-deliverability-smtp-providers-mailbluster\">How to increase email deliverability: MailBluster&#8217;s SMTPs<\/a><ul><li><a href=\"#amazon-ses\">Amazon SES<\/a><\/li><li><a href=\"#postmark-app\">Postmark<\/a><\/li><li><a href=\"#mailgun-increase-deliverability\">Mailgun<\/a><\/li><li><a href=\"#smtp2go-increase-email-delivery\">SMTP2GO<\/a><\/li><\/ul><\/li><li><a href=\"#email-deliverability-best-practices\">Email deliverability best practices<\/a><\/li><li><a href=\"#frequently-asked-questions\">FAQs<\/a><\/li><li><a href=\"#wrap-up\">Wrap up<\/a><\/li><\/ul>\n\n\n\n<h2 id=\"what-is-email-deliverability-and-importance\"><strong>What is email deliverability and why is it important?<\/strong><\/h2>\n\n\n\n<p><strong>Email deliverability is the ultimate definition of delivering emails to the recipient\u2019s inbox, meaning it should arrive in the email inbox, rather than being flagged as spam.<\/strong><\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>Deliverability is the crucial first step in an <a href=\"https:\/\/mailbluster.com\/blog\/email-marketing-customer-journey\" target=\"_blank\" rel=\"noreferrer noopener\">email&#8217;s journey to the customer<\/a>. Before it arrives in the inbox, email requires transparent data management, dedicated time and resources, and continuous testing and monitoring.<\/p><cite><em>Tim Bond<\/em><\/cite><\/blockquote>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/how-to-maximize-email-deliverability-quote.jpg\"><img loading=\"lazy\" width=\"690\" height=\"279\" src=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/how-to-maximize-email-deliverability-quote.jpg\" alt=\"Email deliverability quote by Tim Bond\" class=\"wp-image-10958\" srcset=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/how-to-maximize-email-deliverability-quote.jpg 690w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/how-to-maximize-email-deliverability-quote-300x121.jpg 300w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 984px) 61vw, (max-width: 1362px) 45vw, 600px\" \/><\/a><\/figure>\n\n\n\n<p><br>But there\u2019s a misconception about email deliverability vs email delivery and inbox placement vs email deliverability. Most marketers like to use both terms interchangeably, meaning all these terms define the same meaning! But the reality is that they all have distinct definitions.&nbsp;<\/p>\n\n\n\n<p>Let\u2019s find some essential information regarding email deliverability vs inbox placement and email delivery.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-table mb-stripe-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Email deliverability<\/strong><\/th><th><strong>Email delivery<\/strong><\/th><th><strong>Inbox placement<\/strong><\/th><\/tr><\/thead><tbody><tr><td>Mails that reach the inbox (Not spam\/junk)<\/td><td>Mails get access to the mail server<\/td><td>Mails land in a specific folder (Inbox, promotions)<\/td><\/tr><tr><td>Emails directly impact the recipient&#8217;s inbox<\/td><td>Emails require server access for further processing<\/td><td>Mainly used for testing which folder the mail is delivered to<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>These terms also define the value of email delivery systems. When you send an email, if it doesn&#8217;t land in the recipient\u2019s inbox, it will rather end up in spam, which hampers the email marketing for business growth.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Average-email-deliverability-rates-2025.png\"><img loading=\"lazy\" width=\"1024\" height=\"538\" src=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Average-email-deliverability-rates-2025-1024x538.png\" alt=\"Average email deliverability rates 2025\" class=\"wp-image-10974\" srcset=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Average-email-deliverability-rates-2025-1024x538.png 1024w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Average-email-deliverability-rates-2025-300x158.png 300w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Average-email-deliverability-rates-2025-768x403.png 768w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Average-email-deliverability-rates-2025.png 1200w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/a><\/figure>\n\n\n\n<p><br>These days, <a href=\"https:\/\/dma.org.uk\/uploads\/misc\/email-deliverability-final.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">data shows<\/a> businesses are more than interested in monitoring and measuring their email deliverability effectiveness.<\/p>\n\n\n\n<p>Additionally, there are specific sections where <a href=\"https:\/\/mailbluster.com\/blog\/improve-email-deliverability\" target=\"_blank\" rel=\"noreferrer noopener\">improving email deliverability<\/a> is particularly important. Let\u2019s find out.<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">1<\/span><strong>Bring more engagement<\/strong><\/h3>\n\n\n\n<p>When emails reach the inbox, this fulfills the email deliverability. Quality email list, less spammy content, ensures more user engagement. A statistic showed that <a href=\"https:\/\/dma.org.uk\/uploads\/misc\/email-deliverability-final.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">a quality email list and email content <\/a>were the most significant elements for email deliverability.<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">2<\/span><strong>Augmented brand reputation<\/strong><\/h3>\n\n\n\n<p>A survey was carried out, which found that <a href=\"https:\/\/www.statista.com\/statistics\/750858\/us-consumers-preferences-brand-contact\/#:~:text=over%20twice%20that%20many%20named%20e%2Dmail%20as%20a%20channel%20brands%20should%20reach%20out%20to%20them\" target=\"_blank\" rel=\"noreferrer noopener\">consumers mention emails as a channel for brands<\/a> to reach out to them. So, brands carry a great value for email open rates. More open rates, more engagement, and sender reputation also ultimately lead to increased email deliverability at the same time.&nbsp;<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">3<\/span><strong>Increased email marketing revenue<\/strong><\/h3>\n\n\n\n<p>Email marketing is one of the most used channels for conducting promotions. Send emails to your intended audience while maintaining <a href=\"https:\/\/mailbluster.com\/blog\/everything-about-email-compliance-regulations\" target=\"_blank\" rel=\"noreferrer noopener\">email compliance<\/a>. This will ensure your email gets delivered right into the recipient\u2019s inbox, promoting your business and eventually creating an intended customer.<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">4<\/span><strong>Reduced bounce rate&nbsp;<\/strong><\/h3>\n\n\n\n<p>Email deliverability and bounce rates are closely related. When bounce rates repeatedly increase, the email providers might block you at any time. Avoid soft bounce and especially the hard bounce emails to make sure the email gets delivered. Also, maintain a fresh list of leads and accurate email addresses to ensure email deliverability.&nbsp;<\/p>\n\n\n\n<p>These are the basic advantages or importance. Regularly monitor email campaign performance and utilize the email deliverability report to optimize your email deliverability. However, you can explore MailBluster&#8217;s descriptive email delivery report that will meet your expectations.<\/p>\n\n\n\n<div class=\"wp-container-1 wp-block-buttons\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link has-bright-blue-background-color has-background\" href=\"https:\/\/app.mailbluster.com\/auth\/signin\" target=\"_blank\" rel=\"noreferrer noopener\">Find out the report section of Mailbluster<\/a><\/div>\n<\/div>\n\n\n\n<p><br>Discover which factors affect email deliverability in campaigns.<\/p>\n\n\n\n<h2 id=\"what-affects-email-deliverability\"><strong>What affects email deliverability?<\/strong><\/h2>\n\n\n\n<p>Certain email components drive and assist email deliverability. These email elements affect the deliverability when one of them is not utilized correctly.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/What-affects-email-deliverability.png\"><img loading=\"lazy\" width=\"1024\" height=\"593\" src=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/What-affects-email-deliverability-1024x593.png\" alt=\"what affects email deliverability\" class=\"wp-image-10975\" srcset=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/What-affects-email-deliverability-1024x593.png 1024w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/What-affects-email-deliverability-300x174.png 300w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/What-affects-email-deliverability-768x445.png 768w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/What-affects-email-deliverability.png 1200w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/a><\/figure>\n\n\n\n<p><br>When you maintain the connection, the content of the email, and the deliverability rate, the best deliverability in email marketing is ensured, like the expert says &#8211;<\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>B2B email deliverability faces unique challenges from stringent spam filters, organisation-level filtering, higher email volumes, targeting difficulties, and the emphasis on relationship-based communication.<\/p><cite><em>Russell Dawson, DotDigital<\/em><\/cite><\/blockquote>\n\n\n\n<p>Let&#8217;s move to the key components that contribute to a good email deliverability rate!<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">1<\/span><strong>Email hygiene&nbsp;<\/strong><\/h3>\n\n\n\n<p>You don&#8217;t want to send emails to the silent users who don&#8217;t respond to your corresponding emails. Sending emails to the active email lists brings up a good reputation for your email addresses. At least <a href=\"https:\/\/dma.org.uk\/uploads\/misc\/email-deliverability-final.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">three in five marketers<\/a> believe in quality email lists that impact email deliverability. So, it broadly affects your deliverability rate. Find out some email hygiene best practices.&nbsp;<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">2<\/span><strong>Sender\u2019s reputation<\/strong><\/h3>\n\n\n\n<p>This is another big factor that helps to specialize your email addresses to become more effective. Sender\u2019s reputation broadly affects the reputation of your email by the open rate, engagement, spam complaints, and bounce rate. You can easily fix email reputation by sending emails to the active users. This ultimately affects your email deliverability as well.&nbsp;<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">3<\/span><strong>Content of the email<\/strong><\/h3>\n\n\n\n<p>Yes, you see it right. The content of your email largely affects your deliverability as well. If the content of your email looks spammy and you use repetitive and similar content in emails, it devalues the email and leads to stacked in the spam folder. As it happens randomly, you gradually lose the domain reputation.<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">4<\/span><strong>Domain verification&nbsp;<\/strong><\/h3>\n\n\n\n<p>Domain verification plays a major role in email marketing deliverability rates. When you set the SPF, DKIM, and DMARC, each of these DNS verifications is required to testify to your domain\u2019s authority. Also, this will prevent your email from being in the spam folder and act as a defense system for reputational damage as well.&nbsp;<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">5<\/span><strong>Bounce rate<\/strong><\/h3>\n\n\n\n<p>The bounce rate of your email hugely impacts the email deliverability. When a certain number of emails, approximately over 5% of emails, will affect the email deliverability. Some countries, like Great Britain, are gradually reducing the bounce rate, according to the <a href=\"https:\/\/www.statista.com\/statistics\/417524\/uk-bounce-rate-email\/\" target=\"_blank\" rel=\"noreferrer noopener\">data shown<\/a>. So, keep the bounce rate as low as possible to maintain a healthy email deliverability rate.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/bounce-rate.jpg\"><img loading=\"lazy\" width=\"1024\" height=\"137\" src=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/bounce-rate-1024x137.jpg\" alt=\"Great Britain Bounce rate according to Statista\" class=\"wp-image-10963\" srcset=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/bounce-rate-1024x137.jpg 1024w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/bounce-rate-300x40.jpg 300w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/bounce-rate-768x102.jpg 768w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/bounce-rate.jpg 1035w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/a><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>These are the challenges that affect email deliverability. You need to sort these challenges in order to maintain the good email delivery rate. So, how can you deal with the deliverability rate in MailBluster\u2019s SMTP providers? <\/p>\n\n\n\n<p>Find out in the following.&nbsp;<\/p>\n\n\n\n<h2 id=\"how-to-increase-email-deliverability-smtp-providers-mailbluster\"><strong>How to increase email deliverability for SMTP providers on MailBluster<\/strong><\/h2>\n\n\n\n<p>MailBluster includes a handful of SMTP providers that help you connect and send emails using their email deliverability service. Most of them already provide and show assurance of high-performing email deliverability, but still, there are a few to add extra fuel to the email delivery rate.&nbsp;<\/p>\n\n\n\n<p>Here are some of the email deliverability tips to increase each of the SMTP providers\u2019 delivery rate on MailBluster.&nbsp;<\/p>\n\n\n\n<h3 id=\"amazon-ses\"><span style=\"margin-right:10px;\" class=\"badge-round\">1<\/span><strong>Amazon SES<\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/aws.amazon.com\/ses\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Amazon SES<\/a> (Amazon\u2019s Simple Email Service) or AWS email service is one of the cheapest SMTP providers and bulk email senders, holding around <a href=\"https:\/\/www.statista.com\/chart\/18819\/worldwide-market-share-of-leading-cloud-infrastructure-service-providers\/\" target=\"_blank\" rel=\"noreferrer noopener\">30 percent<\/a> market share in cloud infrastructure. They have amazing features that help you boost email deliverability.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"438\" src=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Amazon-SES-1024x438.jpg\" alt=\"Amazon SES homepage\" class=\"wp-image-10984\" srcset=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Amazon-SES-1024x438.jpg 1024w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Amazon-SES-300x128.jpg 300w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Amazon-SES-768x328.jpg 768w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Amazon-SES-1200x513.jpg 1200w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Amazon-SES.jpg 1338w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<p><br>Let\u2019s find out how you can increase email deliverability with this SMTP provider.<\/p>\n\n\n\n<h4><span style=\"margin-right:10px;\" class=\"badge-round\">i<\/span><strong>Using Mail Manager<\/strong><\/h4>\n\n\n\n<p>The mail manager has a huge role in handling SES email marketing. It maintains email security, email compliance, email deliverability monitoring, inbox delivery, controls incoming and outgoing emails, and more. But this will cost you more after the usual costs. This helps you maintain the email deliverability from the start.&nbsp;<\/p>\n\n\n\n<h4><span style=\"margin-right:10px;\" class=\"badge-round\">ii<\/span><strong>With the Virtual deliverability manager<\/strong><\/h4>\n\n\n\n<p>Virtual deliverability manager is one of the influential features of Amazon SES. With a deliverability manager, they ensure your emails reach the inbox folder. Their automated and simplified options will assist you in reaching the recipient\u2019s inbox. This also has separate costing after the SES&#8217;s usual pricing. Follow their guide and insights to learn about the virtual deliverability manager.&nbsp;<\/p>\n\n\n\n<h4><span style=\"margin-right:10px;\" class=\"badge-round\">iii<\/span><strong>Implementing the Reputation dashboard<\/strong><\/h4>\n\n\n\n<p>The reputation dashboard of <a href=\"https:\/\/mailbluster.com\/blog\/amazonses\" target=\"_blank\" rel=\"noreferrer noopener\">Amazon SES<\/a> monitors email deliverability issues, the bounce rate, and spam reports to help you find and monitor email delivery. Inspect your most active email to continue sending promotional emails. This leads to achieving and boosting the email deliverability rate while avoiding being flagged as spam.\u00a0<\/p>\n\n\n\n<p>These are the features to increase email deliverability for your email marketing while connecting Amazon SES with MailBluster. However, without using these features, you can still connect Amazon SES with MailBluster and use the integrated features of MailBluster to send high deliverability emails.&nbsp;<\/p>\n\n\n\n<div class=\"wp-container-2 wp-block-buttons\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link has-bright-blue-background-color has-background\" href=\"https:\/\/mailbluster.com\/blog\/create-an-aws-account-and-connect-with-mailbluster\" target=\"_blank\" rel=\"noreferrer noopener\">Connect mailbluster with amazon ses now!<\/a><\/div>\n<\/div>\n\n\n\n<p><br>Also, find out the pricing combo: <a href=\"https:\/\/mailbluster.com\/blog\/mailbluster-and-amazon-ses-pricing-combo\" target=\"_blank\" rel=\"noreferrer noopener\">MailBluster and Amazon SES<\/a><\/p>\n\n\n\n<h3 id=\"postmark-app\"><span style=\"margin-right:10px;\" class=\"badge-round\">2<\/span><strong>Postmark<\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/postmarkapp.com\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Postmark<\/a> is another SMTP provider that has been ported to MailBluster. With Postmark, you can send transactional and marketing emails with high deliverability. To optimize your email deliverability to the maximum, follow our guide.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"622\" src=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Postmark-1024x622.jpg\" alt=\"Postmark homepage\" class=\"wp-image-10986\" srcset=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Postmark-1024x622.jpg 1024w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Postmark-300x182.jpg 300w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Postmark-768x466.jpg 768w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Postmark.jpg 1171w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<p><br>Let\u2019s find it below.&nbsp;<\/p>\n\n\n\n<h4><span style=\"margin-right:10px;\" class=\"badge-round\">i<\/span><strong>Use Message Streams Feature<\/strong><\/h4>\n\n\n\n<p>The Message Streams feature of Postmark brings evolution to email marketing. Unlike other ESPs, Postmark\u2019s Message Streams feature sends emails based on the email category (Broadcast and transactional emails) and with different streams. So, your email delivery to the inbox is maintained here while ensuring high email deliverability.&nbsp;<\/p>\n\n\n\n<p>While deliverability is ensured, you can use this feature to make sure all your emails get delivered right into the recipient\u2019s inbox. This will eventually save you from the trouble of your emails landing in the junk folder while saving up your email quota as well.&nbsp;<\/p>\n\n\n\n<h4><span style=\"margin-right:10px;\" class=\"badge-round\">ii<\/span><strong>Setup Rebound Feature&nbsp;<\/strong><\/h4>\n\n\n\n<p>Want to get back inactive users?&nbsp;<\/p>\n\n\n\n<p>Rebound can help you here. If your users somehow show as inactive and, as a result, your email sending is turned into a hard bounce, then the Rebound feature comes in handy.&nbsp;<\/p>\n\n\n\n<p>Rebound will check if the user is inactive and if the emails sent are hard-bounced. It will send them a notification to fix their email. This will solve the email delivery for the next email sent, and will eventually save your email quota as well.<\/p>\n\n\n\n<h4><span style=\"margin-right:10px;\" class=\"badge-round\">iii<\/span><strong>Get Dedicated IP<\/strong><\/h4>\n\n\n\n<p>Get a dedicated IP to send thousands of emails. Don&#8217;t get locked out of a shared IP that causes you trouble sending emails, violates email compliance, and eventually forces you to send more emails at a later time.<\/p>\n\n\n\n<p>Dedicated IP resolves this issue, allowing you to send bulk emails without being directed to the spam folder while maintaining email compliance. Dedicated IP ensures&nbsp; Postmark pricing for the dedicated IP is $50 per month\/IP.<\/p>\n\n\n\n<p>Postmark includes decent email sending features and email delivery solutions for your email marketing. Using their SMTP and extra add-ons will increase your email marketing costs. So, you can use MailBluster\u2019s cost-effective feature connecting to Postmark SMTP. This will immensely reduce the overall cost.&nbsp;<\/p>\n\n\n\n<p>Learn more about: <a href=\"https:\/\/mailbluster.com\/blog\/mailbluster-and-postmark-pricing-combo\" target=\"_blank\" rel=\"noreferrer noopener\">Postmark and MailBluster pricing combo<\/a>.<\/p>\n\n\n\n<div class=\"wp-container-3 wp-block-buttons\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link has-bright-blue-background-color has-background\" href=\"https:\/\/mailbluster.com\/blog\/connect-smtp-providers-with-mailbluster#connect-postmark-with-mailbluster\" target=\"_blank\" rel=\"noreferrer noopener\">connect MailBluster with the Postmark Now!<\/a><\/div>\n<\/div>\n\n\n\n<h3 id=\"mailgun-increase-deliverability\"><span style=\"margin-right:10px;\" class=\"badge-round\">3<\/span><strong>Mailgun<\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/www.mailgun.com\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Mailgun<\/a> is a transactional email delivery service that specializes in sending your emails right into the recipient\u2019s inbox. They also include certain features that help you to increase email deliverability.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"455\" src=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Mailgun-1024x455.jpg\" alt=\"Mailgun homepage\" class=\"wp-image-10987\" srcset=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Mailgun-1024x455.jpg 1024w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Mailgun-300x133.jpg 300w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Mailgun-768x341.jpg 768w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Mailgun-1200x533.jpg 1200w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/Mailgun.jpg 1345w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<p><br>Let\u2019s find out how you can boost email delivery with Mailgun.<\/p>\n\n\n\n<h4><span style=\"margin-right:10px;\" class=\"badge-round\">i<\/span><strong>Use Dedicated IPs<\/strong><\/h4>\n\n\n\n<p>Dedicated IPs let you send emails on demand and send bulk emails. This also ensures the increasing deliverability for your email sending and immediately extends the email capacity.&nbsp;<\/p>\n\n\n\n<h4><span style=\"margin-right:10px;\" class=\"badge-round\">ii<\/span><strong>Use the Rapid Fire email delivery service<\/strong><\/h4>\n\n\n\n<p>Use Mailgun\u2019s burst sending or Rapid-fire delivery to increase the deliverability of your email sending attempt up to 99%. If you want to make sure your email gets delivered right to the inbox of the recipient, you can use this service to improve, increase, and earn more deliverability. This also reduces the need to send more emails at a later time.&nbsp;<\/p>\n\n\n\n<p>Mailgun\u2019s SMTP service is a good alternative for sending transactional emails. If you expect to get a more feature-rich, cost-effective email marketing solution, try connecting MailBluster with Mailgun today.&nbsp;<\/p>\n\n\n\n<p>Pricing on MailBluster and Mailgun:&nbsp; <a href=\"https:\/\/mailbluster.com\/blog\/mailbluster-mailgun-pricing-combo\" target=\"_blank\" rel=\"noreferrer noopener\">MailBluster and Mailgun pricing combo<\/a>.<\/p>\n\n\n\n<div class=\"wp-container-4 wp-block-buttons\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link has-bright-blue-background-color has-background\" href=\"https:\/\/mailbluster.com\/blog\/connect-smtp-providers-with-mailbluster#connect-mailbluster-with-mailgun\" target=\"_blank\" rel=\"noreferrer noopener\">Connect mailbluster with mailgun now!<\/a><\/div>\n<\/div>\n\n\n\n<h3 id=\"smtp2go-increase-email-delivery\"><span style=\"margin-right:10px;\" class=\"badge-round\">4<\/span><strong>SMTP2GO<\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/www.smtp2go.com\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">SMTP2GO<\/a> is an email delivery service that assists you in sending and tracking emails with ease. In addition to their email deliverability assurance, you can enhance email deliverability by utilizing specific features they offer.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"549\" src=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/SMTP2GO-1024x549.jpg\" alt=\"smtp2go homepage\" class=\"wp-image-10988\" srcset=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/SMTP2GO-1024x549.jpg 1024w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/SMTP2GO-300x161.jpg 300w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/SMTP2GO-768x411.jpg 768w, https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/SMTP2GO.jpg 1148w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<p><br>Let\u2019s have a look.<\/p>\n\n\n\n<h4><span style=\"margin-right:10px;\" class=\"badge-round\">i<\/span><strong>Use Dedicated IP<\/strong><\/h4>\n\n\n\n<p>If you experience email deliverability issues, you can set up a dedicated IP to resolve the issue with your current one. Also, a dedicated IP lets you send bulk emails without any spam issues while maintaining the sender\u2019s reputation.&nbsp;<\/p>\n\n\n\n<h4><span style=\"margin-right:10px;\" class=\"badge-round\">ii<\/span><strong>Suppression list<\/strong><\/h4>\n\n\n\n<p>This feature enables you to set a list of blocked email addresses that you don&#8217;t want to send emails to. Identify those emails with the email deliverability monitoring and set the email addresses that you don&#8217;t want to receive emails from anymore. This way, your deliverability will be elevated and increased.&nbsp;<\/p>\n\n\n\n<p>SMTP2GO includes a fast email delivery and connecting solution that is a good alternative to any email sender. Moreover, it lacks interactive email marketing features to create engaging email content with templates, segmenting, creating forms, or double opt-in and A\/B testing features.&nbsp;<\/p>\n\n\n\n<p>So, you can connect MailBluster with SMTP2GO to create and send an engaging <a href=\"https:\/\/mailbluster.com\/blog\/email-campaign-ideas-types-examples\" target=\"_blank\" rel=\"noreferrer noopener\">email campaign<\/a> to your subscribers. Try <a href=\"https:\/\/mailbluster.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">MailBluster<\/a> now!&nbsp;<br><br>Also find out the pricing combo: <a href=\"https:\/\/mailbluster.com\/blog\/mailbluster-smtp2go-pricing-combo\" target=\"_blank\" rel=\"noreferrer noopener\">MailBluster and SMTP2GO<\/a>.<\/p>\n\n\n\n<div class=\"wp-container-5 wp-block-buttons\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link has-bright-blue-background-color has-background\" href=\"https:\/\/mailbluster.com\/blog\/connect-smtp-providers-with-mailbluster#connect-mailbluster-with-smtp2go\" target=\"_blank\" rel=\"noreferrer noopener\">Connect mailbluster with smtp2go now!<\/a><\/div>\n<\/div>\n\n\n\n<h2 id=\"email-deliverability-best-practices\"><strong>Email deliverability best practices<\/strong><\/h2>\n\n\n\n<p>Want to know how to improve your email deliverability?<\/p>\n\n\n\n<p>There\u2019s a set of best practices for email deliverability. This set of best practices will help you find out the email deliverability issues and provide valuable insights into solutions.<\/p>\n\n\n\n<p>Let\u2019s find out the list.<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">1<\/span><strong>Email list hygiene&nbsp;<\/strong><\/h3>\n\n\n\n<p>Maintaining email list hygiene best practices is the prerequisite for seamless email deliveries. At least <a href=\"https:\/\/dma.org.uk\/uploads\/misc\/email-deliverability-final.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">56% of the marketers believe<\/a> that a quality email list is an important factor in email deliverability. So, keep communicating with active and responsive email addresses to maintain your sender\u2019s reputation as well.<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">2<\/span><strong>Segment and personalize email content<\/strong><\/h3>\n\n\n\n<p>Don&#8217;t keep segmentation and personalization away. Your email content requires personalization and segmentation to understand the user\u2019s preferences and interests. At least <a href=\"https:\/\/www.statista.com\/statistics\/1620114\/most-effective-email-marketing-segmentation-strategies\/#:~:text=As%20of%20early%202025%2C%20approximately,percent%20of%20responding%20marketers%2C%20respectively.\" target=\"_blank\" rel=\"noreferrer noopener\">26 percent of marketing professionals<\/a> surveyed from different countries found an interest-based and topic-based approach to be the most effective one.&nbsp;<\/p>\n\n\n\n<p>Additionally, personalization enhances email content with a suitable tone that attracts and engages users more effectively, ultimately improving your email deliverability.&nbsp;<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">3<\/span><strong>Stay away from using spam triggers<\/strong><\/h3>\n\n\n\n<p>Using the same alluring words to drive traffic?<\/p>\n\n\n\n<p>It\u2019s not always a good idea! You need to know which spam words trigger the email spam filters. The most used spam triggers are free, discount, double your, fwd, and many more. You need to avoid such spam triggers to bring out the best email deliverability.&nbsp;<\/p>\n\n\n\n<p>Make your email content, subject line, links, images, and formatting short and to the point with no over-the-limit promotional language. Also, make sure you regularly check the spam rate, and it stays below 0.3%.&nbsp;<\/p>\n\n\n\n<h3><span style=\"margin-right:10px;\" class=\"badge-round\">4<\/span><strong>Run re-engagement campaign for non-openers<\/strong><\/h3>\n\n\n\n<p>Don&#8217;t want to lose your subscribers?<\/p>\n\n\n\n<p>Here\u2019s what you need to do. Rerun the specific campaign for non-openers. So, this campaign will reach more non-openers and be opened by more users. This will lead to an increased rate of email deliverability.&nbsp;<\/p>\n\n\n\n<p>On the discussion platform <a href=\"https:\/\/www.reddit.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Reddit<\/a>, marketers are saying segmentation is the major concern for you when you send emails to inactive users. If you send emails to subscribers who haven&#8217;t been engaged for <a href=\"https:\/\/www.reddit.com\/r\/Emailmarketing\/comments\/1k0bk4m\/comment\/mnho19g\/\" target=\"_blank\" rel=\"noreferrer noopener\">120 days<\/a>, your emails will be in the spam folder with any email service provider you use. So, keep your eyes open for non-openers, but scrutinize if any users are inactive for long periods.<\/p>\n\n\n\n<p>Give out exclusive offers, and ask for their permission if they still want to receive product updates. Eventually, some of them will convert to regular openers of your email campaign.<\/p>\n\n\n\n<p>Also, use a reputable email delivery site that provides good deliverability, regularly clean your emails, monitor email delivery rates, and stay updated with the email deliverability best practices.&nbsp;<\/p>\n\n\n\n<div class=\"wp-container-6 wp-block-buttons\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link has-bright-blue-background-color has-background\" href=\"https:\/\/app.mailbluster.com\/auth\/signin\" target=\"_blank\" rel=\"noreferrer noopener\">try mailbluster for good deliverability<\/a><\/div>\n<\/div>\n\n\n\n<h2 id=\"frequently-asked-questions\">FAQs<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1757401799915\"><strong class=\"schema-faq-question\"><strong>How long does it take on average for an email to be delivered?<\/strong><\/strong> <p class=\"schema-faq-answer\">Typically, within seconds. If it contains attachments, it might take longer; otherwise, the server issues will affect the delivery.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1757401816796\"><strong class=\"schema-faq-question\"><strong>Which are the best description of spam?<\/strong><\/strong> <p class=\"schema-faq-answer\">Unsolicited and repeated messages, phishing attempts, and malware spreading are the best description of spam.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1757401835938\"><strong class=\"schema-faq-question\"><strong>What are the good practices for managing e-mails?<\/strong><\/strong> <p class=\"schema-faq-answer\">The <a href=\"https:\/\/mailbluster.com\/blog\/email-management-best-practices\">best practices for managing email<\/a> are using email threads, small and concise messages, and maintaining a professional tone.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1757401857706\"><strong class=\"schema-faq-question\"><strong>Which of the factors can impact the open rate of your email campaigns?<\/strong><\/strong> <p class=\"schema-faq-answer\">Repeatedly marked as spam by the users, no subject line optimization, not mobile-friendly email, no personalization, no proper image optimization, inactive subscribers, and more.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1757401877803\"><strong class=\"schema-faq-question\"><strong>What are not the ways to increase your chances of landing in the primary inbox?<\/strong><\/strong> <p class=\"schema-faq-answer\">Sending emails randomly to all the contacts is not a good practice at all; it will increase the chances of landing in spam instead.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1757401899619\"><strong class=\"schema-faq-question\"><strong>What are email marketing best practices for deliverability and engagement?<\/strong><\/strong> <p class=\"schema-faq-answer\">First of all, verify the domain with DNS verification, email subject line optimization, short and concise email body, and no spammy words, using <a href=\"https:\/\/mailbluster.com\/blog\/email-preheader\">email pre-header<\/a>, optimized images and attachments, and overall content satisfaction for users.<\/p> <\/div> <\/div>\n\n\n\n<h2 id=\"wrap-up\"><strong>Wrap Up&nbsp;<\/strong><\/h2>\n\n\n\n<p>That\u2019s all for the email deliverability increase. This comprehensive blog reveals and provides more solid solutions to increase email deliverability. Although achieving email deliverability requires you to practice the <a href=\"https:\/\/mailbluster.com\/blog\/best-email-service-for-small-business\" target=\"_blank\" rel=\"noreferrer noopener\">best email<\/a> composing exercise, you can still slightly boost your email deliverability through certain features of ESPs. <\/p>\n\n\n\n<p>But it\u2019s not a permanent solution. Segment, personalize, maintain email compliance, optimize images, and shorten lengthy emails to get the best deliverability in email marketing. Also, don&#8217;t forget to check the <a href=\"https:\/\/mailbluster.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">email sending platform<\/a> you are choosing for the best email deliverability, so you can achieve the best results.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>There are no hard and fast rules to increase email deliverability for business promotion. You know, email deliverability is a concern for email marketers as it determines whether their emails are actually delivered or not. Statistics show that in 2023, at least 50 percent of global email traffic was spam in May. Although the amount &hellip; <a href=\"https:\/\/mailbluster.com\/blog\/increase-email-deliverability\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;10 Ways to Increase Email Deliverability: MailBluster&#8217;s SMTP&#8221;<\/span><\/a><\/p>\n","protected":false},"author":15,"featured_media":10965,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[266,544],"tags":[1148,1086,1188,1187,1189],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>10 Ways to Increase Email Deliverability: MailBluster&#039;s SMTP<\/title>\n<meta name=\"description\" content=\"Increasing email deliverability is a concern, as 50% of emails went to spam recently. Still, there&#039;s a way in MailBluster&#039;s SMTP, read on!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mailbluster.com\/blog\/increase-email-deliverability\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"10 Ways to Increase Email Deliverability: MailBluster&#039;s SMTP\" \/>\n<meta property=\"og:description\" content=\"Increasing email deliverability is a concern, as 50% of emails went to spam recently. Still, there&#039;s a way in MailBluster&#039;s SMTP, read on!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mailbluster.com\/blog\/increase-email-deliverability\" \/>\n<meta property=\"og:site_name\" content=\"MailBluster Blog\" \/>\n<meta property=\"article:published_time\" content=\"2025-09-09T07:26:16+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-08T05:38:59+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/How-to-maximize-email-deliverability-for-MailBlusters-SMTPs.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Mahadi\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"15 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/mailbluster.com\/blog\/#website\",\"url\":\"https:\/\/mailbluster.com\/blog\/\",\"name\":\"MailBluster Blog\",\"description\":\"Email Marketing Tips Delivered\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/mailbluster.com\/blog\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/mailbluster.com\/blog\/increase-email-deliverability#primaryimage\",\"url\":\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/How-to-maximize-email-deliverability-for-MailBlusters-SMTPs.jpg\",\"contentUrl\":\"https:\/\/mailbluster.com\/blog\/wp-content\/uploads\/2025\/09\/How-to-maximize-email-deliverability-for-MailBlusters-SMTPs.jpg\",\"width\":1000,\"height\":600,\"caption\":\"increase email deliverability for MailBluster's SMTP\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\/\/mailbluster.com\/blog\/increase-email-deliverability#webpage\",\"url\":\"https:\/\/mailbluster.com\/blog\/increase-email-deliverability\",\"name\":\"10 Ways to Increase Email Deliverability: MailBluster's SMTP\",\"isPartOf\":{\"@id\":\"https:\/\/mailbluster.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/mailbluster.com\/blog\/increase-email-deliverability#primaryimage\"},\"datePublished\":\"2025-09-09T07:26:16+00:00\",\"dateModified\":\"2025-12-08T05:38:59+00:00\",\"author\":{\"@id\":\"https:\/\/mailbluster.com\/blog\/#\/schema\/person\/d061d05d290ebc02cf2409216a595a49\"},\"description\":\"Increasing email deliverability is a concern, as 50% of emails went to spam recently. 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