guido

Remove IP it’s a really-really-simple plugin to not log the IP address from the people that comment on your wordpress 
installation.
This plugin will be useful to people that cannot/or don’t want to use <a href="http://riseuplabs.org/privacy/apache/" title="libapache2-mod-removeip" rel="nofollow ugc">libapache2-mod-removeip</a> (because you don’t use 
apache or don’t want to wipe out the IP logging on all vhosts).

Remove IP

The plugin does exactly what its name suggests: it removes the IP address from new comments on your blog – not more and not less.

Simple and efficient

A simple plugin to not log IPs from comments.

proninyaroslav

Adds IP from comment that marked as spam to standard WordPress blacklist. Comments already marked as spam are not added to the list.

Spam to blacklist

Adds IP from comment that marked as spam to standard WordPress blacklist.

Remove IP vs Spam to blacklist