Robtex

Up: 217.131.60.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 217.131.60.0/24
Down right: 217.131.61.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.131.60.46	PTR	host-217-131-60-46.reverse.superonline.net
217.131.60.65	PTR	host-217-131-60-65.reverse.superonline.net
217.131.60.90	PTR	host-217-131-60-90.reverse.superonline.net
217.131.60.104	PTR	host-217-131-60-104.reverse.superonline.net
217.131.60.111	PTR	host-217-131-60-111.reverse.superonline.net
217.131.60.139	PTR	host-217-131-60-139.reverse.superonline.net
217.131.60.190	PTR	host-217-131-60-190.reverse.superonline.net
217.131.60.194	PTR	host-217-131-60-194.reverse.superonline.net
217.131.60.202	PTR	host-217-131-60-202.reverse.superonline.net
217.131.60.207	PTR	host-217-131-60-207.reverse.superonline.net
217.131.60.208	PTR	host-217-131-60-208.reverse.superonline.net
217.131.60.210	PTR	host-217-131-60-210.reverse.superonline.net
217.131.60.213	PTR	host-217-131-60-213.reverse.superonline.net
217.131.61.12	PTR	host-217-131-61-12.reverse.superonline.net
217.131.61.18	PTR	host-217-131-61-18.reverse.superonline.net
217.131.61.18	A	ns1.deasunucum.com
217.131.61.18	A	ns2.deasunucum.com
217.131.61.22	A	mtakil.com
217.131.61.33	A	ertangunay.com.tr
217.131.61.87	PTR	host-217-131-61-87.reverse.superonline.net
217.131.61.118	PTR	host-217-131-61-118.reverse.superonline.net
217.131.61.135	PTR	host-217-131-61-135.reverse.superonline.net
217.131.61.156	PTR	host-217-131-61-156.reverse.superonline.net
217.131.61.156	A	sahaydn.com
217.131.61.156	A	ns2.sahaydn.com
217.131.61.168	PTR	host-217-131-61-168.reverse.superonline.net
217.131.61.218	PTR	host-217-131-61-218.reverse.superonline.net