Troubleshooting for bulk email senders

The best way to ensure your mail is delivered to Gmail users is to comply with our Bulk Email Senders Guidelines. If you're still unable to resolve the issue after reading the guidelines, this page is designed to walk you through all of our troubleshooting information in an orderly fashion. At each step, we'll provide instructions or further questions to help narrow down the issue you're facing. Following the instructions exactly will help ensure the best results.

From where do you send messages that are blocked or filtered to Spam?

  • I send from Gmail or a Google Apps-hosted domain
  • I send from my own domain
  • I represent a third-party sender (an ISP, e.g.)

Was your mail system compromised?

  • Yes, my servers were compromised, and I've resolved the problem
  • No, my servers aren't compromised

Were your records incomplete?

  • Yes, my records were incomplete, and I've corrected them
  • No, my records are complete

Were your (un)subscription practices incomplete?

  • Yes, there was a problem with my subscription/unsubscription practices, and I've fixed it
  • No, I follow all guidelines for (un)subscription

Was your problem caused by an affiliate?

  • Yes, an affiliate caused the problem, and I've taken action to resolve it
  • No, I don't have any affiliates, or they follow good email practices