13 Common Issues with Mailchimp Domain Authentication and How to Fix Them

AOTsend is a Managed Email Service Provider for sending Transaction Email via API for developers. 99% Delivery, 98% Inbox rate. $0.28 per 1000 emails. Start for free. Pay as you go. Check Top 10 Advantages of Managed Email API

Mailchimp is a popular email marketing platform used by businesses to send newsletters, promotional emails, and other marketing campaigns. However, setting up and managing Mailchimp can sometimes be challenging, especially when it comes to domain authentication. In this article, we'll discuss 13 common issues users face during Mailchimp domain authentication and how to fix them.

Issue 1: DNS Settings Not Verified

One of the most common issues users face is the verification of DNS settings. To fix this, ensure that you have correctly entered the DNS records provided by Mailchimp into your domain provider's DNS settings. Double-check for any typos or missing information.

Issue 2: Incorrect or Missing MX Records

Mail delivery issues can arise due to incorrect or missing MX (Mail Exchanger) records. Verify that your MX records are pointing to the correct mail servers and that there are no conflicts with existing records.

Issue 3: SPF Record Not Configured Properly

An SPF (Sender Policy Framework) record helps prevent email spoofing by specifying which servers are authorized to send emails from your domain. If not configured correctly, it can lead to deliverability issues. Ensure your SPF record includes Mailchimp's servers and follows the correct syntax.

Issue 4: DKIM Signature Failure

DKIM (DomainKeys Identified Mail) is an email authentication protocol that helps verify the sender's identity. If there's a DKIM signature failure, it can affect email deliverability. Check that your DKIM record is correctly set up and matches the one provided by Mailchimp.

Issue 5: DMARC Policy Not Aligned

DMARC (Domain-based Message Authentication, Reporting, and Conformance) helps protect against email spoofing. If your DMARC policy is not aligned with your SPF and DKIM records, it can cause deliverability issues. Ensure your DMARC record is properly configured and aligns with your other authentication methods.

Issue 6: Custom Domain Not Verified

If you're using a custom domain with Mailchimp, you need to verify it through DNS settings. If verification fails, double-check the CNAME record provided by Mailchimp and ensure it's correctly entered into your DNS settings.

【AOTsend Email API】：
AOTsend is a Transactional Email Service API Provider specializing in Managed Email Service. 99% Delivery, 98% Inbox Rate. $0.28 per 1000 Emails.
AOT means Always On Time for email delivery.

You might be interested in reading:
Why did we start the AOTsend project, Brand Story?
What is a Managed Email API, Any Special?
Best 25+ Email Marketing Platforms (Authority,Keywords&Traffic Comparison)
Best 24+ Email Marketing Service (Price, Pros&Cons Comparison)
Email APIs vs SMTP: How they Works, Any Difference?

Issue 7: Mixed Content Errors

Mixed content errors can occur when your email contains both secure (HTTPS) and insecure (HTTP) content. To fix this, ensure all content in your email, including images and links, is served over HTTPS.

Issue 8: Emails Marked as Spam

If your emails are being marked as spam, it could be due to several reasons, including poor email content, lack of authentication, or sending too many emails too quickly. To fix this, improve your email content, ensure proper authentication is set up, and throttle your email sending rate.

Issue 9: Delivery Delays

Delivery delays can be caused by various factors, including incorrect DNS settings, server issues, or high volumes of email traffic. To resolve this, check your DNS settings, contact your email provider for server status updates, and consider staggering your email sends.

Issue 10: Bounced Emails

Bounced emails can occur due to invalid email addresses, full mailboxes, or server issues. Regularly clean your email list to remove invalid or inactive addresses, and consider implementing a double opt-in process to ensure email addresses are valid.

Issue 11: Blacklisted Domain

If your domain gets blacklisted, it can severely impact email deliverability. To avoid this, maintain a clean email sending practice, avoid spam-like behavior, and regularly monitor blacklist status using tools like MX Toolbox.

Issue 12: Low Open Rates

Low open rates can be improved by optimizing your subject lines, sending emails at optimal times, and segmenting your email list based on subscriber interests. Additionally, consider A/B testing different subject lines and content to see what works best for your audience.

Issue 13: High Unsubscribe Rates

High unsubscribe rates can indicate that your content is not relevant to your subscribers or that you're sending too many emails. To reduce unsubscribe rates, focus on providing valuable and relevant content, and consider reducing your email frequency.

In conclusion, Mailchimp domain authentication can be challenging, but by following the steps outlined above, you can troubleshoot and resolve common issues. Regularly monitoring your email metrics and adjusting your strategies accordingly will help improve your email marketing efforts and enhance subscriber engagement.

AOTsend adopts the decoupled architecture on email service design. Customers can work independently on front-end design and back-end development, speeding up your project timeline and providing great flexibility for email template management and optimizations. Check Top 10 Advantages of Managed Email API. 99% Delivery, 98% Inbox rate. $0.28 per 1000 emails. Start for free. Pay as you go.