troubleshooting Question

IP Blacklisted

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kevin203Flag for Malaysia asked on
AntiSpam
8 Comments1 Solution720 ViewsLast Modified:
I have a bunch of email hanging in the queue in my Exchange System Manager. And there is a return email from the recipient server as below:

1. The following recipient(s) could not be reached:
evans.co@lineone.net on 05/08/2008 10:45
There was a SMTP communication problem with the recipient's email server. Please contact your system administrator.
<rbdml-01.RBDML.co.uk #5.5.0 smtp;550 mail not accepted from blacklisted IP address [213.83.112.155]>

2. The following recipient(s) could not be reached:
Neil Blundy on 05/08/2008 11:57
You do not have permission to send to this recipient. For assistance, contact your system administrator.
<rbdml-01.RBDML.co.uk #5.7.1 smtp;550 5.7.1 213.83.112.155 has been blocked by Spamhaus>

I manage to delisted the IP address from the second (2) problem however i couldnt find the first problem. Where should i lookup for this?

Cheers
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