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Email error codes for Email Security.cloud
Article ID: 169652
Updated On:
Products
Email Security.cloud
Issue/Introduction
Learn how to interpret common codes that affect Symantec Email Security.cloud clients, including:
- Email error codes
- Email bounce back messages
Cause
Email bounce backs occur when an email is sent to an Email Security.cloud client, and a rule is triggered by the email recipient's configuration.
Resolution
Review the appropriate article for the message you're receiving for more information:
- 450 Requested action aborted (4)
- 450 Requested action aborted (9)
- CHECK: 460 too many messages
- 501 Connection rejected by policy (7.1)
- 501 Connection rejected by policy (7.2)
- 501 Connection rejected by policy (7.7)
- 550 Requested action aborted (4)
- 550 Invalid recipient
- 553 - sorry, your envelope sender is in my badmailfrom list
- 553-SPF (Sender Policy Framework) domain authentication fail
- 553-Message filtered
- 553 – you are trying to use me as a relay
- Sorry, your email/domain/IP address has been blacklisted
- I have not yet been able to deliver your message
- Recipient mailbox is not allowed
- You are trying to use me [server-x.tower-xx.messagelabs.com] as a relay
Additional troubleshooting
- Symantec.cloud customers: Log in for additional troubleshooting options.
- Non-Symantec.cloud customers: For more information on why your email was blocked by Symantec services, see Emails sent to a Symantec.cloud customer are not being delivered..
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