When you use Chargebee's SMTP server to send emails to your customers, you can improve email deliverability and compliance by enabling Chargebee to sign your emails with your DKIM (DomainKeys Identified Mail) signature through the Domain Authentication solution. This helps ensure your emails are DMARC-compliant, reducing the risk of delivery issues and building customer trust.
Enabling Domain Authentication for Chargebee SMTP is beneficial in the following scenarios:
Onboarding your site to Chargebee's Domain Authentication solution is straightforward. Follow these steps for a smooth setup:
Before starting the onboarding process, make sure to:
Reach Out to Support Contact Chargebee Support to express your interest in onboarding your site to the Domain Authentication solution.
Update DNS Records
Chargebee will send you an email containing the required DNS records for each domain in your site.
Add these records to your domain's DNS settings as specified in the email.

Verification and Confirmation
After updating the DNS records, reply to the email to notify Chargebee.
Chargebee will verify the DNS updates. Upon successful verification, you will receive a confirmation email.

After successful onboarding, Chargebee will automatically start signing your emails with your DKIM signature. This completes the process and enhances your email deliverability and compliance.