Robtex

Up: 100.33.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 100.33.128.0/18
Down right: 100.33.192.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
100.33.128.91	A+PTR	pool-100-33-128-91.nycmny.fios.verizon.net
100.33.129.28	A+PTR	pool-100-33-129-28.nycmny.fios.verizon.net
100.33.129.159	A+PTR	pool-100-33-129-159.nycmny.fios.verizon.net
100.33.129.159	A	mymatrixnetwork.com
100.33.130.103	PTR	pool-100-33-130-103.nycmny.fios.verizon.net
100.33.130.194	A+PTR	pool-100-33-130-194.nycmny.fios.verizon.net
100.33.130.208	A+PTR	pool-100-33-130-208.nycmny.fios.verizon.net
100.33.130.208	A	ovidabramsjr.com
100.33.132.87	PTR	pool-100-33-132-87.nycmny.fios.verizon.net
100.33.132.146	A+PTR	pool-100-33-132-146.nycmny.fios.verizon.net
100.33.134.1	PTR	lo0-100.nycmny-vfttp-311.verizon-gni.net
100.33.134.16	A+PTR	pool-100-33-134-16.nycmny.fios.verizon.net
100.33.134.16	A	mandasystems.com
100.33.134.53	A+PTR	pool-100-33-134-53.nycmny.fios.verizon.net
100.33.134.169	A+PTR	pool-100-33-134-169.nycmny.fios.verizon.net
100.33.134.169	A	private-network.com
100.33.136.140	A	szatmari.net
100.33.137.75	A+PTR	pool-100-33-137-75.nycmny.fios.verizon.net
100.33.137.140	A+PTR	pool-100-33-137-140.nycmny.fios.verizon.net
100.33.137.140	A	datacenterlab.com
100.33.139.68	A	pool-100-33-139-68.nycmny.fios.verizon.net
100.33.140.187	A+PTR	pool-100-33-140-187.nycmny.fios.verizon.net
100.33.140.187	A	djstrobepony.com
100.33.141.10	PTR	static-100-33-141-10.nycmny.fios.verizon.net
100.33.141.68	A+PTR	static-100-33-141-68.nycmny.fios.verizon.net
100.33.141.106	A	fwlzg.x.incapdns.net
100.33.141.106	A	sparky.agi-usa.org
100.33.141.108	A	mail.guttmacher.org
100.33.141.140	A+PTR	static-100-33-141-140.nycmny.fios.verizon.net
100.33.142.178	A+PTR	static-100-33-142-178.nycmny.fios.verizon.net
100.33.143.48	A+PTR	pool-100-33-143-48.nycmny.fios.verizon.net
100.33.144.70	A+PTR	pool-100-33-144-70.nycmny.fios.verizon.net
100.33.144.107	PTR	pool-100-33-144-107.nycmny.fios.verizon.net
100.33.145.109	A+PTR	pool-100-33-145-109.nycmny.fios.verizon.net
100.33.145.109	A	mail.coldcircle.net
100.33.146.243	A	nycimplantdentist.mobi
100.33.147.18	A	pikodev.net
100.33.147.18	A	www.mantacity.com
100.33.147.18	A	mantacity.com
100.33.147.134	A	thesupero.com
100.33.149.144	A+PTR	pool-100-33-149-144.nycmny.fios.verizon.net
100.33.149.176	A+PTR	pool-100-33-149-176.nycmny.fios.verizon.net
100.33.149.176	A	mail3.nwaccess.com
100.33.151.97	A	deploymentagent.com
100.33.153.19	A+PTR	pool-100-33-153-19.nycmny.fios.verizon.net
100.33.153.78	A+PTR	pool-100-33-153-78.nycmny.fios.verizon.net
100.33.154.111	A+PTR	pool-100-33-154-111.nycmny.fios.verizon.net
100.33.154.111	A	youtubequepregunta.com
100.33.155.134	PTR	pool-100-33-155-134.nycmny.fios.verizon.net
100.33.156.162	PTR	pool-100-33-156-162.nycmny.fios.verizon.net
100.33.158.222	A+PTR	pool-100-33-158-222.nycmny.fios.verizon.net
100.33.163.243	A+PTR	pool-100-33-163-243.nycmny.fios.verizon.net
100.33.163.243	A	luminousvector.com
100.33.165.65	A+PTR	pool-100-33-165-65.nycmny.fios.verizon.net
100.33.166.36	A+PTR	pool-100-33-166-36.nycmny.fios.verizon.net
100.33.185.28	A+PTR	pool-100-33-185-28.nycmny.fios.verizon.net
100.33.189.88	A+PTR	pool-100-33-189-88.nycmny.fios.verizon.net
100.33.229.136	A+PTR	pool-100-33-229-136.nycmny.fios.verizon.net
100.33.229.136	A	lorisj.com
100.33.231.133	PTR	pool-100-33-231-133.nycmny.fios.verizon.net
100.33.233.9	A+PTR	pool-100-33-233-9.nycmny.fios.verizon.net
100.33.233.212	A+PTR	pool-100-33-233-212.nycmny.fios.verizon.net
100.33.233.212	A	36dunhill.com
100.33.234.161	A+PTR	pool-100-33-234-161.nycmny.fios.verizon.net
100.33.235.24	A+PTR	pool-100-33-235-24.nycmny.fios.verizon.net
100.33.235.24	A	getsociety.org
100.33.235.24	A	underthecosmos.com
100.33.235.136	PTR	pool-100-33-235-136.nycmny.fios.verizon.net
100.33.235.148	PTR	pool-100-33-235-148.nycmny.fios.verizon.net
100.33.236.3	A+PTR	static-100-33-236-3.nycmny.fios.verizon.net
100.33.236.3	A	www.uncadunca.com
100.33.236.3	A	mail.uncadunca.com
100.33.236.38	PTR	static-100-33-236-38.nycmny.fios.verizon.net
100.33.236.135	A	proximity.zone
100.33.236.137	A+PTR	static-100-33-236-137.nycmny.fios.verizon.net
100.33.236.141	A	esmsrv2.prequalengine.com
100.33.240.20	A+PTR	pool-100-33-240-20.nycmny.fios.verizon.net
100.33.240.132	A	pool-100-33-240-132.nycmny.fios.verizon.net
100.33.241.192	A+PTR	pool-100-33-241-192.nycmny.fios.verizon.net
100.33.241.192	A	clearasmudd.com
100.33.242.17	A	pool-100-33-242-17.nycmny.fios.verizon.net
100.33.242.41	A	pool-100-33-242-41.nycmny.fios.verizon.net
100.33.242.58	A	pool-100-33-242-58.nycmny.fios.verizon.net
100.33.242.78	A	pool-100-33-242-78.nycmny.fios.verizon.net
100.33.242.134	A	pool-100-33-242-134.nycmny.fios.verizon.net
100.33.242.191	A	pool-100-33-242-191.nycmny.fios.verizon.net
100.33.242.199	A	pool-100-33-242-199.nycmny.fios.verizon.net
100.33.243.104	PTR	pool-100-33-243-104.nycmny.fios.verizon.net
100.33.243.104	A	forums.facethebass.com
100.33.243.104	A	ns1.tracks-online.com
100.33.247.202	PTR	static-100-33-247-202.nycmny.fios.verizon.net
100.33.247.202	A	alexslistings.com
100.33.247.202	A	elatavernanyc.com
100.33.247.204	PTR	static-100-33-247-204.nycmny.fios.verizon.net
100.33.247.205	PTR	static-100-33-247-205.nycmny.fios.verizon.net
100.33.247.206	PTR	static-100-33-247-206.nycmny.fios.verizon.net
100.33.248.200	A+PTR	pool-100-33-248-200.nycmny.fios.verizon.net
100.33.248.200	A	zeroclues.net
100.33.250.130	A	pool-100-33-250-130.nycmny.fios.verizon.net
100.33.250.244	A+PTR	pool-100-33-250-244.nycmny.fios.verizon.net
100.33.251.222	A+PTR	pool-100-33-251-222.nycmny.fios.verizon.net
100.33.251.222	A	gujunran.ddns.net
100.33.251.222	A	www.vbian.com
100.33.252.66	A+PTR	pool-100-33-252-66.nycmny.fios.verizon.net
100.33.252.123	A+PTR	pool-100-33-252-123.nycmny.fios.verizon.net
100.33.252.123	A	lowerkeyspd.com
100.33.254.158	A+PTR	pool-100-33-254-158.nycmny.fios.verizon.net
100.33.254.158	A	hcordova.us