Mailchimp

Email marketing platform for campaigns and newsletters.

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Mailchimp SPF Misconfigurations Can Expose Domains to Spoofing

Including Mailchimp IPs in root SPF unnecessarily exposes domains to spoofing despite strict DMARC policies.

Mailchimp SPF Misconfigurations Can Expose Domains to Spoofing
Email Security
Yahoo CFL Domains Not Recognized by Mailchimp Spam Reports

Some Yahoo-owned domains bypass Mailchimp spam report recognition, leaving unsubscribed users active.

Yahoo CFL Domains Not Recognized by Mailchimp Spam Reports
Email Deliverability
Mailchimp Auto-DKIM Can Overwrite Strict DMARC Policies

Mailchimp’s auto-DKIM setup may replace strict DMARC, exposing domains to spoofing and phishing attacks.

Mailchimp Auto-DKIM Can Overwrite Strict DMARC Policies
Email Security
Mailchimp Sending Non-Authenticated Emails Despite DKIM and DMARC

Mailchimp rejects emails due to DMARC p=reject, sending 100% non-authenticated despite DKIM setup.

Mailchimp Sending Non-Authenticated Emails Despite DKIM and DMARC
Email Deliverability