Robtex

Up: 211.82.176.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 211.82.176.0/22
Down right: 211.82.180.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
211.82.176.4	PTR	cn.imnc.edu.cn
211.82.176.4	PTR	mn.imnc.edu.cn
211.82.176.4	PTR	wap.imnc.edu.cn
211.82.176.6	A+PTR	mgzd.imnc.edu.cn
211.82.176.10	A	mail.imnc.edu.cn
211.82.176.11	PTR	www2.imnc.edu.cn