Google technical details of permanent failure - Gmail can't send to AOL addresses

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postmaster & search
Can we fix this, or is it a Google -> AOL problem?


Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the server for the recipient domain by [].

The error that the other server returned was:
521 5.2.1 : (HVU:B2) AOL Postmaster - Error Codes


EQ Forum Admin
Staff member
The details for that error code are:

554 HVU:B2

  • There is at least one URL or domain in your email that is generating substantial complaints from AOL members and is blocked on our end. To fix the problem, please open a support request.
To open a ticket with the AOL Postmaster and ask for more information about an HVU:B2 error code please use this form - Postmaster Support Request - HVU Errors

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