Netsonic SUPPORT

Knowledgebase: General Email Issues
My email is bouncing back saying something about being blocked by CBL
Posted by Bleau S. on 04 January 2006 06:36 PM

If your email is bouncing with a message similar to -

----- The following addresses had permanent fatal errors -----

(reason: 550 IP in : Access Denied,
please see

(reason: 554 Service unavailable; Client host [] blocked
using; Blocked - see


This would indicate that your domain or the machine you are hosted on has been listed due to viruses seen emanating from your domain or server. Please forward the entire returned email to Support and we will interpret and remedy.
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