check if a domain is blacklisted / blocked

Posted by Henry on Server Fault See other posts from Server Fault or by Henry
Published on 2010-04-07T02:25:31Z Indexed on 2010/04/07 2:33 UTC
Read the original article Hit count: 385

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blocking

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blocked

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ip-blocking

Some clients report to us that our site is not accessible through their internet connection. We suspect our site is wrongfully blocked by some security software/firewall/public blacklist.

How can we verify that, other than trying them one by one? There are so many security software out there that it is not practical...

Thx

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