Robtex

Up: 66.33.60.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 66.33.61.0/25
Down right: 66.33.61.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.33.61.7	PTR	1001webpromo-host04.com
66.33.61.8	PTR	fw.alliedbiz.com
66.33.61.22	PTR	ns1.ppiclients.com
66.33.61.27	PTR	hotel-parigi-raspailmontparnasse.com
66.33.61.33	PTR	thehospitalgroup.com
66.33.61.40	A	mail.talentchaser.com
66.33.61.42	PTR	1001webpromo-host04.com
66.33.61.52	PTR	ns2.dabros.com
66.33.61.54	PTR	hotelesparissylvia.com
66.33.61.55	PTR	covinasoccerleague.com
66.33.61.61	PTR	ip6161.dot7.com
66.33.61.69	PTR	ip6169.dot7.com
66.33.61.110	A	net2cell.airtelworld.com
66.33.61.128	PTR	netweaving.com
66.33.61.131	PTR	paix-paris-hotel.com
66.33.61.144	PTR	pecards.com
66.33.61.147	PTR	diversityrecruitinglink.com
66.33.61.148	PTR	web.wsiph2.com
66.33.61.155	PTR	1001webpromo-host03.com
66.33.61.164	PTR	1001webpromo-host03.com
66.33.61.166	PTR	hoteles-paris-abacamessidor.com
66.33.61.170	A	polygraf.org
66.33.61.174	PTR	1001webpromo-host04.com
66.33.61.181	PTR	thehospitalgroup.com
66.33.61.182	PTR	thehospitalgroup.com
66.33.61.185	PTR	thehospitalgroup.com
66.33.61.190	PTR	gaikokukawase.net
66.33.61.208	PTR	1001webpromo-host03.com
66.33.61.215	PTR	ns2.registerplus.net
66.33.61.217	PTR	1001webpromo-host04.com
66.33.61.217	A	ns1.1001webpromo-host04.com
66.33.61.218	PTR	1001webpromo-host04.com
66.33.61.223	PTR	metafoundry.com
66.33.61.223	A	oakstreetmensclub.com
66.33.61.223	A	cronkitechannel.com
66.33.61.224	PTR	metafoundry.com
66.33.61.224	A	vedaware.com
66.33.61.224	A	thegoldwatergroup.com
66.33.61.230	PTR	1001webpromo-host04.com
66.33.61.240	PTR	1001webpromo-host04.com
66.33.61.240	A	ns32.virtual-name-server.com
66.33.61.241	PTR	tabi-search.com
66.33.61.254	PTR	1001webpromo-host03.com