Method 1: 550 permanent failure for one or more recipients You may get the "550 permanent failure for one or more recipients" error if your server IP has been blocklisted. To fix this, you first need to confirm whether it is possible that spam emails are being sent from our network usin...
550 user not exist 550 User not found 554 delivery error: dd Sorry your message to $EMAIL cannot be delivered. This account has been disabled or discontinued 554 delivery error: dd This user doesn’t have a $DOMAIN account ($EMAIL) The email return code includes the following informa...
SMTP 550 (fromemail sender rejected) Email address isn't correctly formatted (has no @domain). Ensure that you entered the correct email address. SMTP 550 (toemail recipient rejected GL/BL) Permanent failure. The sender's domain or IP address is blacklisted. Contact the email recipient. You...
Technical details of permanent failure:Google tried to deliver your message, but it was rejected by the server for the recipient domain example.com bysmtp.secureserver.net. [xx.xx.xx.xx].The error that the other server returned was:550 5.1.1 <info@example.com> Recipient not found. <https...
Technical details of permanent failure:Google tried to deliver your message, but it was rejected by the server for the recipient domain example.com bysmtp.secureserver.net. [xx.xx.xx.xx].The error that the other server returned was:550 5.1.1 <info@example.com> Recipient not found. <https...
550 5.0.350 550 x-dg-ref header is too long 550 5.1.0 550 5.1.1 RESOLVER.ADR.ExRecipNotFound 550 5.1.1 through 550 5.1.20 550 5.1.8 Access denied 550 5.1.10 550 5.1.10 RESOLVER.ADR.RecipientNotFound 550 5.1.20 Multiple From addresses ...
Hard bounces (500 Series): These indicate permanent problems with email delivery. Examples include non-existent email addresses (code 550), unauthorized users (code 551), or incorrect domain names (code 554). Hard bounces require immediate action, such as verifying the recipient's email address ...
[550]> Enter the SMTP response text for rejected messages in case of permanent failure. Type DEFAULT to use the default response text '#4.7.1 Unable to perform DMARC verification.' [#5.7.1 DMARC verification failed.]> There are currently 2 DMARC verificatio...
SMTP Error 550.This means that the message sent is too large. To fix this, remove or edit large attachments and files from the email and try sending it again. Although SMTP reply codes are standardized, every ESP provides its own analysis of replies and recommendations for how to handle the...
accountname-xxxxx@happyfox.com Technical details of permanent failure: Google tried to deliver your message, but it was rejected by the server for the recipient domain happyfox.com by mail.happyfox.com. [54.213.101.90]. The error that the other server returned was: ...