Robtex

Up: 212.117.172.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.117.172.0/25
Down right: 212.117.172.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.117.172.4	A	ip-static-212-117-172-4.as5577.net
212.117.172.13	PTR	ip-static-212-117-172-13.as5577.net
212.117.172.13	A	sexcam-videos.com
212.117.172.17	A	ip-static-212-117-172-17.as5577.net
212.117.172.20	PTR	ip-static-212-117-172-20.server.lu
212.117.172.22	A	notsoldierx.com
212.117.172.30	PTR	ip-static-212-117-172-30.server.lu
212.117.172.32	A	y092.server.lu
212.117.172.32	A	stilbo.bytesized-hosting.com
212.117.172.51	A	luxspecialgbit002d.xirvik.com
212.117.172.80	A	ns1.zerhosting.info
212.117.172.84	A	ip-static-212-117-172-84.as5577.net
212.117.172.87	PTR	ip-static-212-117-172-87.server.lu
212.117.172.87	A	ip-static-212-117-172-87.as5577.net
212.117.172.88	PTR	ip-static-212-117-172-88.server.lu
212.117.172.103	PTR	mike
212.117.172.104	PTR	guy
212.117.172.105	PTR	imap
212.117.172.107	PTR	nagios
212.117.172.108	PTR	oli
212.117.172.119	A	ip-static-212-117-172-119.as5577.net
212.117.172.143	A	ip-static-212-117-172-143.as5577.net
212.117.172.164	A	c052.server.lu
212.117.172.166	PTR	ip-static-212-117-172-166.server.lu
212.117.172.182	PTR	ip-static-212-117-172-182.server.lu
212.117.172.182	A	mail.b12ta.de
212.117.172.182	A	b12ta.de
212.117.172.190	A	ns1.myorderdetail.com
212.117.172.190	A	ns2.myorderdetail.com
212.117.172.230	A	ip-static-212-117-172-230.as5577.net
212.117.172.245	A	ip-static-212-117-172-245.as5577.net