In order to allow constant contact to send emails on behalf of your domain, you need to setup DKIM authentication protocol for it. DKIM helps you verify the legitimacy of your email messages and their respective sending sources. In order to do that, you need to send an email to constant contact to inform them that you would like to authenticate your custom domain.
Steps to Setup DKIM for Constant Contact
For DKIM configuration, you need to publish two TXT records in your domain’s DNS.
Send an email to Constant Contact’s account review and deliverability team that you want to self-authenticate your custom domain(s)
Notify them about the domains you want to configure DKIM for
Constant Contact’s support team will get back to you with your DKIM keys
The TXT record syntax that you need to publish in your DNS to setup DKIM for Constant Contact will also be mailed to you
Now you can either seek the help of your domain administrator to publish the TXT records, or you can manually login to your DNS management console and publish the records in the designated section for them.
Save changes
Or,
Log in to your Constant Contact account
Navigate to My Accounts on the upper-right corner of your page
On the My Account page, click on “Campaign Email Authentication Settings” in the My Profile section
Enable “Self-authenticate using your own domain”, enter your domain name and click on Generate DKIM key
Now you can either seek the help of your domain administrator to publish the TXT records, or you can manually login to your DNS management console and publish the records in the designated section for them. Make sure you use the hostname as the name of the TXT record and paste the value of the record in the section allotted to the TXT record content
Save changes. It might take some time for your DNS to process these changes and then you’re done! Finally, you can verify your DKIM record and fish for errors using our free DKIM record lookup tool.
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