The Senders feature in MailBluster simplifies the management of sender identities and DNS records, eliminating the need for manual adjustments in your AWS dashboard.
Now, you can easily verify your Sender Domain from within MailBluster. Just go to your Brand > Settings > @Senders.

Click on Create new

Select Domain for domain verification

Enter your domain address and then click Create sender

Read the instructions carefully and click View Sender

You will notice that your sender domain is showing “Pending” status along with DKIM records, Custom MAIL FROM domain record and SPFF record as “Unverified”

Copy the generated Name and its Value from each of the CNAMEs under DKIM records

Now go to the DNS > Records of your Domain’s CPANEL / DNS Management console and select Type CNAME

Copy Name and Value from MailBluster and paste to DNS Management as shown below

Set Proxy status to off. Then click Save

A CNAME record will be created in your DNS Management

Now click Add record in your DNS Management

Select Type CNAME and copy paste the 2nd CNAME from MailBluster

Here we copied the 2nd CNAME and its Value from @Senders of MailBluster

And paste it into your DNS Management like the one shown below

Follow the same procedure for the 3rd record by copying it from MailBluster

And paste it to your DNS Management as 3rd record

Wait approximately 48 hours maximum for DNS values to propagate and then click Refresh

The DNS Records will show “Verified” and domain will show “Success”

Now click Edit record for Custom MAIL FROM domain record

Enter subdomain in MAIL FROM domain and then click Save changes

You will notice that the Custom MAIL FROM domain record and SPF record will be changed to the new subdomain

Copy the Name from the SPF Record

Click Add record from your DNS Management

Select Type TXT and Name for your domain

Copy Value from SPF Record

Paste in Content (required) and click Save

TXT record is now added to your DNS Management

Copy the Custom MAIL FROM domain record

Click Add record from your DNS Management again

Copy Name, Value and Priority from Custom MAIL FROM domain record

Paste it to DNS Management as MX Record Type, Name (required), Mail server (required) and Priority (required). Then click Save.

MX Record is added to your DNS Management

You will now notice that Custom MAIL FROM domain record and SPF record will show “Verified“

Now, it’s time to Generate record for DMARC. Click on the Generate record button

Enter your domain address for DMARC

Select type of DMARC policy Nothing yet, just collect data

Select the domain for Aggregate Reports sent

Select No for Individual failure reports

Select Relaxed mechanisms

Select No for different policy for subdomains

Select percentage of email 100

Click Create Record and your DMARC will be generated

Go to your DNS Management and click Add record

Select Type and Name (Required)

Copy the generated DMARC Record

And paste it in your Domain management and then click Save

Your DMARC Record will be saved in your Domain Management

After 48 hours click Refresh button in MailBluster

Your DMARC record is now Verified

Now you have successfully verified your domain in AWS from MailBluster.
A detailed video can also be found here: Simplify your sender management using MailBluster