Robtex

Up: 72.136.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 72.136.192.0/19
Down right: 72.136.224.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.136.192.17	A	video.fyto1-2.fna.fbcdn.net
72.136.192.18	A	scontent.fyto1-2.fna.fbcdn.net
72.136.192.30	A	sonar.fyto1-2.fna.fbcdn.net
72.136.192.32	A	media.fyto1-2.fna.whatsapp.net
72.136.192.83	A	scontent.fykz1-2.fna.fbcdn.net
72.136.192.84	A	video.fykz1-2.fna.fbcdn.net
72.136.192.95	A	sonar.fykz1-2.fna.fbcdn.net
72.136.192.96	A	media.fykz1-2.fna.whatsapp.net
72.136.192.147	A	video.fyyz1-2.fna.fbcdn.net
72.136.192.159	A	sonar.fyyz1-2.fna.fbcdn.net
72.136.192.160	A	instagram.fyyz1-2.fna.fbcdn.net
72.136.192.161	A	media.fyyz1-2.fna.whatsapp.net
72.136.192.209	A	scontent.fyzd1-2.fna.fbcdn.net
72.136.192.211	A	video.fyzd1-2.fna.fbcdn.net
72.136.192.223	A	sonar.fyzd1-2.fna.fbcdn.net
72.136.192.224	A	instagram.fyzd1-2.fna.fbcdn.net
72.136.193.64	PTR	cpe00fc8d3b1053-cm00fc8d3b1050.cpe.net.cable.rogers.com
72.136.193.77	PTR	cpe00fc8daeaa23-cm00fc8daeaa20.cpe.net.cable.rogers.com
72.136.193.132	PTR	cpe7cb21bcd1773-cm7cb21bcd1770.cpe.net.cable.rogers.com
72.136.194.98	PTR	cpe00fc8dccfa73-cm00fc8dccfa70.cpe.net.cable.rogers.com
72.136.198.70	PTR	cpe84948c873981-cm84948c873980.cpe.net.cable.rogers.com
72.136.201.5	PTR	cpe84948c84f491-cm84948c84f490.cpe.net.cable.rogers.com
72.136.201.66	PTR	cpec8fb26474afd-cmc8fb26474afa.cpe.net.cable.rogers.com
72.136.201.128	PTR	cpe788df7e6da41-cm788df7e6da40.cpe.net.cable.rogers.com
72.136.201.192	PTR	cpe00fc8db32823-cm00fc8db32820.cpe.net.cable.rogers.com
72.136.201.195	PTR	cpebc4dfb4a7fd3-cmbc4dfb4a7fd0.cpe.net.cable.rogers.com
72.136.203.237	PTR	cpe18593398f296-cm18593398f293.cpe.net.cable.rogers.com
72.136.203.237	A	ebizmedia.tv
72.136.205.3	PTR	cpe84948c8533e1-cm84948c8533e0.cpe.net.cable.rogers.com
72.136.205.131	PTR	cpe00fc8dcbf9d3-cm00fc8dcbf9d0.cpe.net.cable.rogers.com
72.136.205.195	PTR	cpe0c473d765a91-cm0c473d765a90.cpe.net.cable.rogers.com
72.136.207.2	PTR	cpebc4dfbf28363-cmbc4dfbf28360.cpe.net.cable.rogers.com
72.136.207.95	A	rocketlab.com
72.136.207.128	PTR	cpebc1401e53a03-cmbc1401e53a00.cpe.net.cable.rogers.com
72.136.207.131	PTR	cpe0c473dd4a821-cm0c473dd4a820.cpe.net.cable.rogers.com
72.136.207.195	PTR	cpe000e081a09d0-cm0018c0d9e53e.cpe.net.cable.rogers.com
72.136.210.148	A	iprotest.info
72.136.212.189	PTR	cpe788df7ab64b1-cm788df7ab64b0.cpe.net.cable.rogers.com
72.136.217.1	PTR	cpe7cb21bc2fa09-cm7cb21bc2fa06.cpe.net.cable.rogers.com
72.136.217.2	PTR	cpe788df7e814d1-cm788df7e814d0.cpe.net.cable.rogers.com
72.136.217.130	PTR	cpebc4dfb6d4a53-cmbc4dfb6d4a50.cpe.net.cable.rogers.com
72.136.217.132	PTR	cpe1cabc09ab673-cm1cabc09ab670.cpe.net.cable.rogers.com
72.136.217.197	PTR	cpef0f2490d7243-cmf0f2490d7240.cpe.net.cable.rogers.com
72.136.223.199	PTR	cpe0c473de90cb1-cm0c473de90cb0.cpe.net.cable.rogers.com
72.136.225.1	PTR	cpebcc810002461-cmbcc81000245e.cpe.net.cable.rogers.com
72.136.225.66	PTR	cpe602ad092096c-cm602ad0920969.cpe.net.cable.rogers.com
72.136.225.130	PTR	cpebc4dfb5bb803-cmbc4dfb5bb800.cpe.net.cable.rogers.com
72.136.225.131	PTR	cpe185933f8ce0f-cm185933f8ce0c.cpe.net.cable.rogers.com
72.136.225.192	PTR	cpebc4dfbf27e23-cmbc4dfbf27e20.cpe.net.cable.rogers.com
72.136.225.195	PTR	cpe1cabc0a18083-cm1cabc0a18080.cpe.net.cable.rogers.com
72.136.225.224	A	cpe788df7aa77c1-cm788df7aa77c0.cpe.net.cable.rogers.com
72.136.229.1	PTR	cpe0013f7b70956-cm0013f7b70952.cpe.net.cable.rogers.com
72.136.229.64	PTR	cpe0026f31cafa0-cm0026f31caf9d.cpe.net.cable.rogers.com
72.136.229.67	PTR	cpe0015f2566c9c-cm0014045d35da.cpe.net.cable.rogers.com
72.136.229.128	PTR	cpe78cd8ecd3c08-cm78cd8ecd3c05.cpe.net.cable.rogers.com
72.136.229.195	PTR	cpe0013d3f4790f-cm00195edcd5b6.cpe.net.cable.rogers.com
72.136.229.196	PTR	cpe00a0d16d00f4-cm001bd7aa3482.cpe.net.cable.rogers.com
72.136.233.69	PTR	cpe00226b6c144e-cm7cb21b1debce.cpe.net.cable.rogers.com
72.136.233.71	PTR	cpe001cf0f77122-cmbcc81014e2f9.cpe.net.cable.rogers.com
72.136.233.128	PTR	cpef0f24940e5e3-cmf0f24940e5e0.cpe.net.cable.rogers.com
72.136.233.130	PTR	cpec8fb267f8dd2-cmc8fb267f8dcf.cpe.net.cable.rogers.com
72.136.233.131	PTR	cpe0c473d0020e1-cm0c473d0020e0.cpe.net.cable.rogers.com
72.136.239.231	PTR	cpe0013f7f0dc4e-cm0013f7f0dc4a.cpe.net.cable.rogers.com
72.136.240.8	PTR	cpe001ff33cba26-cm0026f32aeb95.cpe.net.cable.rogers.com
72.136.241.77	PTR	cpe7cb21bcd22b3-cm7cb21bcd22b0.cpe.net.cable.rogers.com
72.136.241.77	A	*.debooks.com
72.136.241.77	A	*.erikanddiana.com
72.136.241.86	PTR	cpe84948c9aee01-cm84948c9aee00.cpe.net.cable.rogers.com
72.136.241.135	PTR	cpe185933f3bed3-cm185933f3bed0.cpe.net.cable.rogers.com
72.136.242.58	PTR	cpe1c872c6704e0-cm0012253ddfa6.cpe.net.cable.rogers.com
72.136.245.50	PTR	cpe406186fc4b73-cm0019475d4c3c.cpe.net.cable.rogers.com
72.136.245.50	A	allison-pitter.com
72.136.245.50	A	mail.allison-pitter.com
72.136.249.12	A	konqer.com
72.136.249.12	A	houseofpurple.com
72.136.249.67	PTR	cpe6c2056c5e9f7-cm0026f39a4ba5.cpe.net.cable.rogers.com
72.136.249.130	PTR	cpef0f2493a8e93-cmf0f2493a8e90.cpe.net.cable.rogers.com