Robtex

Up: 217.75.108.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 217.75.109.0/25
Down right: 217.75.109.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.75.109.46	PTR	ge1-0.dr2.ras-sto
217.75.109.89	PTR	sgs.sw.q.p80.net
217.75.109.116	PTR	tempchecker
217.75.109.118	PTR	checker.port80.se
217.75.109.142	PTR	efnet.port80.se
217.75.109.170	PTR	misc1.port80.se
217.75.109.184	PTR	acc0.port80.se
217.75.109.184	A	www.08-6000190.com
217.75.109.184	A	tucows.port80.se
217.75.109.185	PTR	acc1.port80.se
217.75.109.185	A	www.08-6000190.com
217.75.109.185	A	tucows.port80.se
217.75.109.190	PTR	game0.port80.se
217.75.109.202	PTR	robban2.port80.se
217.75.109.220	PTR	ns1.q.port80.se
217.75.109.221	PTR	ns1.q.port80.se
217.75.109.222	PTR	proxy0.port80.se
217.75.109.222	A	proxy.port80.se
217.75.109.224	A	tptest.port80.se
217.75.109.226	PTR	nsx.port80.se
217.75.109.226	A	ns.involve.port80.se
217.75.109.227	A	ns.involve.port80.se
217.75.109.238	PTR	checker.port80.se