Blog Spam Blocklist

The BSB is a database of IP addresses that have sent "comment spam".

You can use it for example to mark submitted comments and trackbacks for review.

Lookup an IP

IP or domain:

(lookup this IP)


To add BSB lookups to your weblog software, make it lookup [reversed IP] For example to lookup if is in the database do a DNS request for Entries in the database will return an A record of

The domain lookups are in the same domain, so to lookup, lookup Or if the comment you get includes the url then check for the existence of

Note to implementors

If your weblog software blocks/discards the comment rather than just sending it to moderation or some such, please tell the user that on the weblog site rather than redirecting them directly to BSB.