Robtex

Up: 211.232.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 211.232.128.0/23
Down right: 211.232.130.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
211.232.128.83	A	www.yesonent.com
211.232.128.112	PTR	static.211-232-128-112.nexg.net
211.232.128.138	PTR	static.211-232-128-138.nexg.net
211.232.128.192	PTR	static.211-232-128-192.nexg.net
211.232.129.21	PTR	static.211-232-129-21.nexg.net
211.232.129.84	PTR	static.211-232-129-84.nexg.net
211.232.129.146	PTR	static.211-232-129-146.nexg.net
211.232.129.164	PTR	static.211-232-129-164.nexg.net
211.232.129.167	PTR	static.211-232-129-167.nexg.net
211.232.129.167	A	sniper.kbas.com
211.232.129.168	A+PTR	notes.kbas.com
211.232.129.195	PTR	static.211-232-129-195.nexg.net
211.232.129.218	PTR	static.211-232-129-218.nexg.net
211.232.129.220	A+PTR	mail.mcsun.co.kr
211.232.129.220	A	www.mcsun.co.kr
211.232.129.220	A	mail.mcsun.com
211.232.130.32	PTR	static.211-232-130-32.nexg.net
211.232.130.43	PTR	static.211-232-130-43.nexg.net
211.232.130.58	PTR	static.211-232-130-58.nexg.net
211.232.130.72	PTR	static.211-232-130-72.nexg.net
211.232.130.123	PTR	static.211-232-130-123.nexg.net
211.232.130.123	A	mail.n-forum.net
211.232.130.123	A	mail.n-forum.com
211.232.130.199	PTR	static.211-232-130-199.nexg.net
211.232.130.211	PTR	static.211-232-130-211.nexg.net
211.232.130.211	A	newoil.co.kr
211.232.130.226	PTR	static.211-232-130-226.nexg.net
211.232.131.50	PTR	static.211-232-131-50.nexg.net
211.232.131.50	A	cslac.co.kr
211.232.131.68	PTR	static.211-232-131-68.nexg.net
211.232.131.126	PTR	static.211-232-131-126.nexg.net
211.232.131.173	A	shaxiaoriginal.top
211.232.131.235	PTR	static.211-232-131-235.nexg.net