First released had a typo in a routine and was shutting everyone out. I have fixed this and am reissuing it. If you were one of the few that downloaded it earlier today please redownload and use the corrected includes/nukesentinel.php file.

2.5.07 CHANGES (2007-03-13):
+ Includes IP2Country 2007-03-09 updated imports.
- Both data and sql versions. (Not in upgrade package)
+ Corrected a problem in regex for invalid ip testing.

Get it HERE