so-net 規制 No.4
http://qb5.2ch.net/test/read.cgi/sec2ch/1250692633/167-168
tokyte\d+.ap.so-net.ne.jp (全サーバ規制)

itscom.jp 規制
http://qb5.2ch.net/test/read.cgi/sec2ch/1076323676/84-85
\.catv\d+.itscom.jp (全サーバ規制)