対策
206.223.151.215 anago.2ch.net
206.223.148.135 awabi.2ch.net
207.29.247.85 engawa.2ch.net
210.135.99.7 epg.2ch.net
206.223.151.80 hayabusa.2ch.net
207.29.225.245 hayabusa2.2ch.net
206.223.153.145 hayabusa3.2ch.net
206.223.152.130 headline.2ch.net
207.29.247.110 ikura.2ch.net
125.6.175.12 ipv6.2ch.net
207.29.253.50 kohada.2ch.net
207.29.253.225 memories2.2ch.net
207.29.225.225 qb5.2ch.net
207.29.247.115 toro.2ch.net
207.29.253.95 uni.2ch.net
206.223.154.230 www.2ch.net
207.29.225.225 qb7.2ch.net
206.223.153.10 www2.2ch.net
↑ウチのISPのDNSの応答。ちゃんと調べたかったらns1.maido3.comで引け。