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My Email From Name Shows "mailchimpapp.net" or "mcsv.net"

The sender details for your email may display "on behalf of" mailchimpapp.net, mcsv.net, mcdlv.net, or rsgsv.net. Learn how to remove this information with authentication.

Troubleshooting the Embedded Signup Form

Mailchimp lets you add signup forms on your own site. Learn how to fix common issues for embedded forms.

Set Up Email Domain Authentication

Set up your email domain authentication so campaigns appear to come from your domain. Make your campaigns look more professional and avoid spam folders.

About Contact Ratings

Learn how we come up with contact ratings for subscribers in your lists.

Troubleshoot Broken Links

Sometimes your email campaign may include broken or misdirected links. Learn some common causes for this behavior and how to prevent them.

My unsubscribe rate is really high

It is normal that contacts will sometimes unsubscribe from your email marketing. But if you see a spike in your unsubscribe rate, learn some reasons why.