Robtex

Up: 72.133.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 72.133.0.0/19
Down right: 72.133.32.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.133.2.131	PTR	mta-72-133-2-131.kc.rr.com
72.133.3.2	PTR	mta-72-133-3-2.kc.rr.com
72.133.3.193	PTR	mta-72-133-3-193.kc.rr.com
72.133.6.2	PTR	mta-72-133-6-2.kc.rr.com
72.133.8.2	PTR	mta-72-133-8-2.kc.rr.com
72.133.9.65	PTR	mta-72-133-9-65.kc.rr.com
72.133.9.192	PTR	mta-72-133-9-192.kc.rr.com
72.133.13.2	PTR	mta-72-133-13-2.kc.rr.com
72.133.16.2	PTR	mta-72-133-16-2.kc.rr.com
72.133.16.130	PTR	mta-72-133-16-130.kc.rr.com
72.133.24.0	PTR	mta-72-133-24-0.kc.rr.com
72.133.27.1	PTR	mta-72-133-27-1.kc.rr.com
72.133.27.2	PTR	mta-72-133-27-2.kc.rr.com
72.133.27.128	PTR	mta-72-133-27-128.kc.rr.com
72.133.30.2	PTR	mta-72-133-30-2.kc.rr.com
72.133.32.240	A	cpe-72-133-32-240.new.res.rr.com
72.133.33.157	A	cpe-72-133-33-157.new.res.rr.com
72.133.34.14	A	cpe-72-133-34-14.new.res.rr.com
72.133.34.189	A	cpe-72-133-34-189.new.res.rr.com
72.133.35.2	PTR	cpe-72-133-35-2.new.res.rr.com
72.133.35.173	A+PTR	cpe-72-133-35-173.new.res.rr.com
72.133.36.1	A+PTR	cpe-72-133-36-1.new.res.rr.com
72.133.36.3	A+PTR	cpe-72-133-36-3.new.res.rr.com
72.133.36.5	A	cpe-72-133-36-5.new.res.rr.com
72.133.36.8	A	cpe-72-133-36-8.new.res.rr.com
72.133.36.67	A+PTR	cpe-72-133-36-67.new.res.rr.com
72.133.36.80	A	cpe-72-133-36-80.new.res.rr.com
72.133.36.93	A	cpe-72-133-36-93.new.res.rr.com
72.133.36.113	A	cpe-72-133-36-113.new.res.rr.com
72.133.36.132	A	cpe-72-133-36-132.new.res.rr.com
72.133.36.133	A	cpe-72-133-36-133.new.res.rr.com
72.133.36.140	A	cpe-72-133-36-140.new.res.rr.com
72.133.36.146	A	cpe-72-133-36-146.new.res.rr.com
72.133.36.199	A	cpe-72-133-36-199.new.res.rr.com
72.133.36.201	A	cpe-72-133-36-201.new.res.rr.com
72.133.36.224	A	cpe-72-133-36-224.new.res.rr.com
72.133.36.225	A	cpe-72-133-36-225.new.res.rr.com
72.133.37.41	A	eckertsantiques.com
72.133.37.41	A	pi.eckertsantiques.com
72.133.39.94	A	cpe-72-133-39-94.new.res.rr.com
72.133.39.187	A+PTR	cpe-72-133-39-187.new.res.rr.com
72.133.40.67	A+PTR	cpe-72-133-40-67.new.res.rr.com
72.133.40.87	A	cpe-72-133-40-87.new.res.rr.com
72.133.40.129	A+PTR	cpe-72-133-40-129.new.res.rr.com
72.133.41.23	A	orcishmojo.com
72.133.41.130	A	crevier.info
72.133.41.181	A	cpe-72-133-41-181.new.res.rr.com
72.133.41.213	A	cpe-72-133-41-213.new.res.rr.com
72.133.42.187	A	*.kevinrau.com
72.133.43.9	A+PTR	cpe-72-133-43-9.new.res.rr.com
72.133.43.17	A+PTR	cpe-72-133-43-17.new.res.rr.com
72.133.43.17	A	kammerzellsommer.dyndns.org
72.133.43.28	A	gbhungryminds.com
72.133.43.64	A	monsterboxx.com
72.133.43.180	A+PTR	cpe-72-133-43-180.new.res.rr.com
72.133.43.250	A	raaawr.com
72.133.44.36	A+PTR	cpe-72-133-44-36.new.res.rr.com
72.133.44.91	A+PTR	cpe-72-133-44-91.new.res.rr.com
72.133.44.173	PTR	cpe-72-133-44-173.new.res.rr.com
72.133.44.173	A	www.penisbutt.com
72.133.44.173	A	penisbutt.com
72.133.45.168	A	cpe-72-133-45-168.new.res.rr.com
72.133.46.6	A	cpe-72-133-46-6.new.res.rr.com
72.133.47.219	A+PTR	cpe-72-133-47-219.new.res.rr.com
72.133.47.219	A	kentronicsgb.net
72.133.47.254	A+PTR	cpe-72-133-47-254.new.res.rr.com
72.133.47.254	A	c0moshack.com
72.133.50.24	A	encompasscad.com
72.133.51.186	A+PTR	cpe-72-133-51-186.new.res.rr.com
72.133.51.220	A+PTR	cpe-72-133-51-220.new.res.rr.com
72.133.51.220	A	unknownplacesandspaces.com
72.133.52.27	A+PTR	cpe-72-133-52-27.new.res.rr.com
72.133.52.62	A+PTR	cpe-72-133-52-62.new.res.rr.com
72.133.53.43	A+PTR	cpe-72-133-53-43.new.res.rr.com
72.133.55.111	PTR	cpe-72-133-55-111.new.res.rr.com
72.133.55.111	A	kevinrau.com
72.133.59.87	A	dexternights.com
72.133.59.87	A	indianrecipes65.com
72.133.59.87	A	dineshkesavan.com
72.133.59.156	A	mail.meissners.me
72.133.59.234	A	fablabracing.com
72.133.60.46	A+PTR	cpe-72-133-60-46.new.res.rr.com
72.133.60.65	A+PTR	cpe-72-133-60-65.new.res.rr.com
72.133.60.65	A	smithk58.com
72.133.60.255	A+PTR	cpe-72-133-60-255.new.res.rr.com
72.133.61.153	PTR	cpe-72-133-61-153.new.res.rr.com
72.133.61.223	A+PTR	cpe-72-133-61-223.new.res.rr.com
72.133.62.52	A	oshmail.com
72.133.62.251	A+PTR	cpe-72-133-62-251.new.res.rr.com
72.133.62.251	A	lazymateswindowcleaner.com
72.133.63.161	A+PTR	cpe-72-133-63-161.new.res.rr.com
72.133.63.172	A	cpe-72-133-63-172.new.res.rr.com
72.133.63.176	A	cpe-72-133-63-176.new.res.rr.com