Monthly Archives: June 2007

Stop spam-bots in PHPBB 2.x. Cheap, easy BOT stopper

WARNING!  As of this writing, this information pertains to the 2.x branch of phpBB.  I strongly recommend you upgrade to the latest phpBB.  As of April 28, 2009 that version is 3.0.4.  Please see NOTICE: I have an updated … Continue reading

Posted in How Tos, php, phpbb, spam | Leave a comment

Perl code to find an IP A in subnet B/C

my $ip = ‘’; my $block1 = ‘’; if(checkip($ip, $block1)) { print STDOUT “$ip is in $block1\n”; } else { print STDOUT “$ip is not in $block1\n”; } sub checkip() { my $ip = shift; my $block = shift; @ip1 … Continue reading

Posted in How Tos, ip addressing, ipv4, networking, perl, Programming | Leave a comment