Robtex

Up: 59.82.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 59.82.4.0/23
Down right: 59.82.6.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
59.82.4.92	A	pcl.youku.com
59.82.5.13	PTR	ip82-59-5-13.opticnetdns.com
59.82.5.27	PTR	ip82-59-5-27.opticnetdns.com
59.82.5.27	A	dispatcher.notify.laifeng.youku.com
59.82.5.27	A	dispatcher.notify.laifeng.com
59.82.5.32	PTR	ip82-59-5-32.opticnetdns.com
59.82.5.32	A	e-stat.youku.com
59.82.5.32	A	mobilemsg.youku.com
59.82.5.33	PTR	ip82-59-5-33.opticnetdns.com
59.82.5.34	PTR	ip82-59-5-34.opticnetdns.com
59.82.5.36	PTR	ip82-59-5-36.opticnetdns.com
59.82.5.36	A	m.atm.youku.com
59.82.5.36	A	bsv.atm.youku.com
59.82.5.40	A	lapi.xiu.youku.com
59.82.5.48	PTR	ip82-59-5-48.opticnetdns.com
59.82.5.48	A	tip.soku.com
59.82.5.48	A	appsdk.soku.youku.com
59.82.5.49	PTR	ip82-59-5-49.opticnetdns.com
59.82.5.49	A	api.laifeng.com
59.82.5.53	PTR	ip82-59-5-53.opticnetdns.com
59.82.5.58	PTR	ip82-59-5-58.opticnetdns.com
59.82.5.60	PTR	ip82-59-5-60.opticnetdns.com
59.82.5.69	PTR	ip82-59-5-69.opticnetdns.com
59.82.5.73	PTR	ip82-59-5-73.opticnetdns.com
59.82.5.77	PTR	ip82-59-5-77.opticnetdns.com
59.82.5.96	PTR	ip82-59-5-96.opticnetdns.com
59.82.5.119	PTR	ip82-59-5-119.opticnetdns.com
59.82.5.131	PTR	ip82-59-5-131.opticnetdns.com
59.82.5.139	PTR	ip82-59-5-139.opticnetdns.com
59.82.5.173	PTR	ip82-59-5-173.opticnetdns.com
59.82.5.183	PTR	ip82-59-5-183.opticnetdns.com
59.82.5.183	A	vyk.admaster.com.cn
59.82.5.183	A	admaster.youku.com
59.82.5.184	PTR	ip82-59-5-184.opticnetdns.com
59.82.5.184	A	vyk.admaster.com.cn
59.82.5.184	A	admaster.youku.com
59.82.5.185	PTR	ip82-59-5-185.opticnetdns.com
59.82.5.185	A	vyk.admaster.com.cn
59.82.5.185	A	admaster.youku.com
59.82.5.186	PTR	ip82-59-5-186.opticnetdns.com
59.82.5.186	A	vyk.admaster.com.cn
59.82.5.186	A	admaster.youku.com
59.82.5.187	PTR	ip82-59-5-187.opticnetdns.com
59.82.5.206	PTR	ip82-59-5-206.opticnetdns.com
59.82.5.206	A	vyk.admaster.com.cn
59.82.5.206	A	admaster.youku.com
59.82.5.207	PTR	ip82-59-5-207.opticnetdns.com
59.82.5.207	A	vyk.admaster.com.cn
59.82.5.207	A	admaster.youku.com
59.82.5.208	PTR	ip82-59-5-208.opticnetdns.com
59.82.5.208	A	vyk.admaster.com.cn
59.82.5.208	A	admaster.youku.com
59.82.5.209	PTR	ip82-59-5-209.opticnetdns.com
59.82.5.209	A	vyk.admaster.com.cn
59.82.5.209	A	admaster.youku.com
59.82.5.210	PTR	ip82-59-5-210.opticnetdns.com
59.82.5.210	A	vyk.admaster.com.cn
59.82.5.210	A	admaster.youku.com
59.82.5.211	A	vyk.admaster.com.cn
59.82.5.211	A	admaster.youku.com
59.82.5.243	PTR	ip82-59-5-243.opticnetdns.com
59.82.5.252	PTR	ip82-59-5-252.opticnetdns.com