Robtex

Up: 43.250.12.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 43.250.12.0/25
Down right: 43.250.12.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
43.250.12.22	A	m.cp31.ott.cibntv.net
43.250.12.25	A	b28-yk-index.youku.com
43.250.12.27	A	b28-yk-u.youku.com
43.250.12.29	A	b28-yk-c.youku.com
43.250.12.30	A	passport-log.youku.com
43.250.12.31	A	b28-yk-m3pl.youku.com
43.250.12.33	A	premiumapi.youku.com
43.250.12.36	A	b28-yk-c.youku.com
43.250.12.36	A	edu.youku.com
43.250.12.36	A	zy.youku.com
43.250.12.39	A	b28-yk-i.youku.com
43.250.12.39	A	playlists.youku.com
43.250.12.39	A	weipengfei.com
43.250.12.41	A	yws.youku.com
43.250.12.42	A	yoqoo.tv
43.250.12.42	A	b28-yk-w.youku.net
43.250.12.42	A	ukoo.tv
43.250.12.43	A	b28-yk-v.youku.com
43.250.12.43	A	b28-yk-v.yoqoo.com
43.250.12.43	A	v.yoqoo.com
43.250.12.44	A	new.c.youku.com
43.250.12.44	A	b28-yk-c-new.youku.com
43.250.12.47	A	statics.youku.com
43.250.12.47	A	b28-yk-openapi.youku.com
43.250.12.47	A	slog.youku.com
43.250.12.48	A	b28-yk-api-3g.cp31.ott.cibntv.net
43.250.12.57	A	soku.youku.com
43.250.12.57	A	b28-yk-soku-w.soku.com
43.250.12.66	A	k.youku.com
43.250.12.66	A	b28-yk-k.youku.com
43.250.12.67	A	k.youku.com
43.250.12.67	A	b28-yk-k.youku.com
43.250.12.68	A	k.youku.com
43.250.12.68	A	b28-yk-k.youku.com
43.250.12.69	A	k.youku.com
43.250.12.69	A	b28-yk-k.youku.com
43.250.12.70	A	k.youku.com
43.250.12.70	A	b28-yk-k.youku.com
43.250.12.86	A	b28-yk-player.youku.com
43.250.12.87	A	b28-yk-player.youku.com
43.250.12.88	A	b28-yk-player.youku.com
43.250.12.89	A	b28-yk-yk-pp-navi.youku.com
43.250.12.90	A	b28-yk-yk-pp-navi.youku.com
43.250.12.91	A	b28-yk-yk-pp-navi.youku.com
43.250.12.92	A	b28-yk-yk-pp-navi.youku.com
43.250.12.93	A	b28-yk-yk-pp-navi.youku.com
43.250.12.94	A	b28-yk-yk-pp-navi.youku.com
43.250.12.95	A	b28-yk-yk-pp-navi.youku.com
43.250.12.104	A	cfg.ykpp.navi.youku.com
43.250.12.104	A	b28-yk-cfg-ykpp-navi.youku.com
43.250.12.115	A	upload.youku.com
43.250.12.115	A	b28-yk-upload.youku.com
43.250.12.116	A	upload.youku.com
43.250.12.116	A	b28-yk-upload.youku.com
43.250.12.117	A	upload.youku.com
43.250.12.117	A	b28-yk-upload.youku.com
43.250.12.129	A	log.ykp2p.youku.com
43.250.12.130	A	log.ykp2p.youku.com
43.250.12.172	A	l.youku.com
43.250.12.173	A	l.youku.com
43.250.12.182	A	b28-yk-upload.youku.com
43.250.12.183	A	b28-yk-upload.youku.com
43.250.12.184	A	b28-yk-upload.youku.com
43.250.12.217	A	wldh.youku.com
43.250.12.217	A	m-zone.youku.com