Robtex

Up: 72.227.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 72.227.128.0/18
Down right: 72.227.192.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.227.129.181	PTR	cpe-72-227-129-181.nyc.res.rr.com
72.227.130.70	A+PTR	cpe-72-227-130-70.nyc.res.rr.com
72.227.130.139	A+PTR	cpe-72-227-130-139.nyc.res.rr.com
72.227.130.225	A	cpe-72-227-130-225.nyc.res.rr.com
72.227.131.204	A+PTR	cpe-72-227-131-204.nyc.res.rr.com
72.227.132.228	A+PTR	cpe-72-227-132-228.nyc.res.rr.com
72.227.134.229	PTR	cpe-72-227-134-229.nyc.res.rr.com
72.227.134.229	A	arseny.one
72.227.135.187	A	cpe-72-227-135-187.nyc.res.rr.com
72.227.135.255	A+PTR	cpe-72-227-135-255.nyc.res.rr.com
72.227.137.45	A+PTR	cpe-72-227-137-45.nyc.res.rr.com
72.227.138.109	A	cpe-72-227-138-109.nyc.res.rr.com
72.227.140.2	A+PTR	cpe-72-227-140-2.nyc.res.rr.com
72.227.140.5	A	cpe-72-227-140-5.nyc.res.rr.com
72.227.140.16	A	cpe-72-227-140-16.nyc.res.rr.com
72.227.140.23	A	cpe-72-227-140-23.nyc.res.rr.com
72.227.140.128	PTR	cpe-72-227-140-128.nyc.res.rr.com
72.227.140.132	A	cpe-72-227-140-132.nyc.res.rr.com
72.227.140.135	A	cpe-72-227-140-135.nyc.res.rr.com
72.227.140.145	A	cpe-72-227-140-145.nyc.res.rr.com
72.227.140.153	A	cpe-72-227-140-153.nyc.res.rr.com
72.227.144.11	PTR	cpe-72-227-144-11.nyc.res.rr.com
72.227.144.25	A+PTR	cpe-72-227-144-25.nyc.res.rr.com
72.227.144.50	A+PTR	cpe-72-227-144-50.nyc.res.rr.com
72.227.144.149	A	giovanis.us
72.227.145.188	A+PTR	cpe-72-227-145-188.nyc.res.rr.com
72.227.146.25	A	cpe-72-227-146-25.nyc.res.rr.com
72.227.146.54	A+PTR	cpe-72-227-146-54.nyc.res.rr.com
72.227.146.148	A+PTR	cpe-72-227-146-148.nyc.res.rr.com
72.227.148.106	A+PTR	cpe-72-227-148-106.nyc.res.rr.com
72.227.148.236	A	varcasio.com
72.227.148.236	A	wiki.varcasio.com
72.227.149.12	A+PTR	cpe-72-227-149-12.nyc.res.rr.com
72.227.150.191	A	tudortraining.com
72.227.151.59	A+PTR	cpe-72-227-151-59.nyc.res.rr.com
72.227.151.90	A	cpe-72-227-151-90.nyc.res.rr.com
72.227.151.141	A+PTR	cpe-72-227-151-141.nyc.res.rr.com
72.227.151.201	PTR	cpe-72-227-151-201.nyc.res.rr.com
72.227.152.145	PTR	cpe-72-227-152-145.nyc.res.rr.com
72.227.152.203	A+PTR	cpe-72-227-152-203.nyc.res.rr.com
72.227.155.110	A+PTR	cpe-72-227-155-110.nyc.res.rr.com
72.227.155.130	A+PTR	cpe-72-227-155-130.nyc.res.rr.com
72.227.155.130	A	kevinkwon.com
72.227.156.43	A	kevinkwon.com
72.227.156.43	A	adevarch.com
72.227.156.43	A	dornotry.com
72.227.156.49	PTR	cpe-72-227-156-49.nyc.res.rr.com
72.227.159.15	A+PTR	cpe-72-227-159-15.nyc.res.rr.com
72.227.161.105	A+PTR	cpe-72-227-161-105.nyc.res.rr.com
72.227.161.145	A	errolz.com
72.227.162.56	A+PTR	cpe-72-227-162-56.nyc.res.rr.com
72.227.162.190	A+PTR	cpe-72-227-162-190.nyc.res.rr.com
72.227.162.190	A	otmlaw.getmyip.com
72.227.163.0	A+PTR	cpe-72-227-163-0.nyc.res.rr.com
72.227.163.2	A+PTR	cpe-72-227-163-2.nyc.res.rr.com
72.227.163.6	A	cpe-72-227-163-6.nyc.res.rr.com
72.227.163.9	A	cpe-72-227-163-9.nyc.res.rr.com
72.227.163.128	A+PTR	cpe-72-227-163-128.nyc.res.rr.com
72.227.163.129	A+PTR	cpe-72-227-163-129.nyc.res.rr.com
72.227.163.130	A+PTR	cpe-72-227-163-130.nyc.res.rr.com
72.227.163.131	A+PTR	cpe-72-227-163-131.nyc.res.rr.com
72.227.164.137	A	bluescreencomputer.ddns.net
72.227.164.160	A+PTR	cpe-72-227-164-160.nyc.res.rr.com
72.227.164.177	A+PTR	cpe-72-227-164-177.hvc.res.rr.com
72.227.166.74	A+PTR	cpe-72-227-166-74.nyc.res.rr.com
72.227.167.103	A+PTR	cpe-72-227-167-103.nyc.res.rr.com
72.227.167.154	A	cpe-72-227-167-154.nyc.res.rr.com
72.227.167.209	A+PTR	cpe-72-227-167-209.nyc.res.rr.com
72.227.168.10	A+PTR	cpe-72-227-168-10.nyc.res.rr.com
72.227.168.128	A+PTR	cpe-72-227-168-128.nyc.res.rr.com
72.227.168.130	A+PTR	cpe-72-227-168-130.nyc.res.rr.com
72.227.168.130	A	livelovewearleggings.com
72.227.168.133	A+PTR	cpe-72-227-168-133.nyc.res.rr.com
72.227.169.162	A+PTR	cpe-72-227-169-162.nyc.res.rr.com
72.227.169.162	A	vortexbyte.com
72.227.170.51	A+PTR	cpe-72-227-170-51.nyc.res.rr.com
72.227.170.235	PTR	cpe-72-227-170-235.nyc.res.rr.com
72.227.170.235	A	mattrichardson.net
72.227.171.36	A+PTR	cpe-72-227-171-36.nyc.res.rr.com
72.227.171.198	A+PTR	cpe-72-227-171-198.nyc.res.rr.com
72.227.171.198	A	109office.com
72.227.171.212	A+PTR	cpe-72-227-171-212.nyc.res.rr.com
72.227.171.212	A	draketalley.com
72.227.173.160	A	daehost.com
72.227.173.229	A+PTR	cpe-72-227-173-229.nyc.res.rr.com
72.227.175.140	A	cpe-72-227-175-140.nyc.res.rr.com
72.227.175.255	PTR	cpe-72-227-175-255.nyc.res.rr.com
72.227.176.118	A	cyberkrunk.com
72.227.177.5	A+PTR	cpe-72-227-177-5.nyc.res.rr.com
72.227.177.63	A	jmp-kbkctdrcrm.dynamic-m.com
72.227.177.63	A	mail.jmp.net
72.227.177.195	A+PTR	cpe-72-227-177-195.nyc.res.rr.com
72.227.178.77	A+PTR	cpe-72-227-178-77.nyc.res.rr.com
72.227.178.82	A+PTR	cpe-72-227-178-82.nyc.res.rr.com
72.227.179.6	A+PTR	cpe-72-227-179-6.nyc.res.rr.com
72.227.179.130	A	cpe-72-227-179-130.nyc.res.rr.com
72.227.182.23	A+PTR	cpe-72-227-182-23.nyc.res.rr.com
72.227.182.80	A+PTR	cpe-72-227-182-80.nyc.res.rr.com
72.227.182.95	A	andrewlevine.com
72.227.182.97	A	cpe-72-227-182-97.nyc.res.rr.com
72.227.183.1	A+PTR	cpe-72-227-183-1.nyc.res.rr.com
72.227.183.13	A+PTR	cpe-72-227-183-13.nyc.res.rr.com
72.227.183.148	A+PTR	cpe-72-227-183-148.nyc.res.rr.com
72.227.184.25	A+PTR	cpe-72-227-184-25.nyc.res.rr.com
72.227.184.25	A	lgvllc.com
72.227.184.87	A+PTR	cpe-72-227-184-87.nyc.res.rr.com
72.227.184.219	A+PTR	cpe-72-227-184-219.nyc.res.rr.com
72.227.184.219	A	mh805.net
72.227.186.179	A+PTR	cpe-72-227-186-179.nyc.res.rr.com
72.227.187.44	A+PTR	cpe-72-227-187-44.nyc.res.rr.com
72.227.187.111	PTR	cpe-72-227-187-111.nyc.res.rr.com
72.227.188.136	A	*.redhorsedev.com
72.227.188.136	A	mail.redhorsedev.com
72.227.188.136	A	redhorsedev.com
72.227.189.180	A+PTR	cpe-72-227-189-180.nyc.res.rr.com
72.227.190.10	A+PTR	cpe-72-227-190-10.nyc.res.rr.com
72.227.191.255	PTR	cpe-72-227-191-255.nyc.res.rr.com
72.227.224.188	A+PTR	cpe-72-227-224-188.nyc.res.rr.com
72.227.225.124	A+PTR	cpe-72-227-225-124.nyc.res.rr.com
72.227.225.124	A	bohica4.com
72.227.226.165	A+PTR	cpe-72-227-226-165.nyc.res.rr.com
72.227.227.114	A+PTR	cpe-72-227-227-114.nyc.res.rr.com
72.227.231.34	A+PTR	cpe-72-227-231-34.nyc.res.rr.com
72.227.232.227	A+PTR	cpe-72-227-232-227.nyc.res.rr.com
72.227.232.227	A	kunzle.com
72.227.237.239	A+PTR	cpe-72-227-237-239.nyc.res.rr.com
72.227.239.121	A+PTR	cpe-72-227-239-121.nyc.res.rr.com