Robtex

Up: 72.232.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 72.232.48.0/22
Down right: 72.232.52.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.232.48.26	A	ns1.ranaxweb.net
72.232.48.27	A	ns2.ranaxweb.net
72.232.48.34	A	how.ro
72.232.48.34	A	securedcards.in
72.232.48.34	A	thehomes.in
72.232.48.44	A	mail.myavionics.com
72.232.48.79	A	79.48.232.72.static.reverse.ltdomains.com
72.232.48.154	A	christianbooksales.org
72.232.48.154	A	mail.christianbooksales.org
72.232.48.154	A	mail.baptistmoms.com
72.232.48.178	A	server5.motohosting.com
72.232.48.178	A	server3.motohosting.com
72.232.48.178	A	server2.motohosting.com
72.232.48.204	A	powerhousemarine.net
72.232.48.216	A	216.48.232.72.static.reverse.ltdomains.com
72.232.49.19	A	19.49.232.72.static.reverse.ltdomains.com
72.232.49.42	A	42.49.232.72.static.reverse.ltdomains.com
72.232.49.43	A	43.49.232.72.static.reverse.ltdomains.com
72.232.49.58	A	ns1.hanchar.com
72.232.49.59	A	ns2.hanchar.com
72.232.49.69	A	69.49.232.72.static.reverse.ltdomains.com
72.232.49.74	A	ns1.dizzycomputer.us
72.232.49.75	A	ns2.dizzycomputer.us
72.232.49.198	A	198.49.232.72.static.reverse.ltdomains.com
72.232.49.229	A	liquidglass.org
72.232.50.12	A	12.50.232.72.static.reverse.ltdomains.com
72.232.50.18	A	ns8.netacceleration.com
72.232.50.18	A	ns2.tcwebworks.com
72.232.50.18	A	calhoun.netacceleration.com
72.232.50.80	A	80.50.232.72.static.reverse.ltdomains.com
72.232.50.87	A	87.50.232.72.static.reverse.ltdomains.com
72.232.50.116	A	116.50.232.72.static.reverse.ltdomains.com
72.232.50.125	A	ns1.virtualdesigns.biz
72.232.50.126	A	ns2.virtualdesigns.biz
72.232.50.186	A	*.taishanasiafood.com
72.232.50.187	A	187.50.232.72.static.reverse.ltdomains.com
72.232.50.188	A	dns381.newnameserver.net
72.232.50.226	A	mail.mustafakemalaydemir.com
72.232.50.226	A	mail.grutafilmes.com
72.232.50.226	A	mail.geziyorum.com
72.232.50.240	A	240.50.232.72.static.reverse.ltdomains.com
72.232.51.162	A	mail.myblogger.net
72.232.51.180	A	ns.merkezsigorta.net
72.232.51.246	A	mail.photosmelbourne.com
72.232.52.2	A+PTR	2.52.232.72.static.reverse.ltdomains.com
72.232.52.72	A+PTR	72.52.232.72.static.reverse.ltdomains.com
72.232.52.82	A	mail.enteresanolaylar.com
72.232.52.92	A	92.52.232.72.static.reverse.ltdomains.com
72.232.52.100	A	100.52.232.72.static.reverse.ltdomains.com
72.232.52.192	A	192.52.232.72.static.reverse.ltdomains.com
72.232.52.212	A	212.52.232.72.static.reverse.ltdomains.com
72.232.53.82	A+PTR	82.53.232.72.static.reverse.ltdomains.com
72.232.53.86	A	ns2.look4mature.com
72.232.53.100	A	psychologysite.net
72.232.54.2	PTR	svr.houndbee.com
72.232.54.10	A	10.54.232.72.static.reverse.ltdomains.com
72.232.54.18	A	sc.araserv.com
72.232.54.21	A	ns33.araserv.com
72.232.54.21	A	www-xmyxs-com.258fuwu.com
72.232.54.22	A	ns34.araserv.com
72.232.54.45	A	45.54.232.72.static.reverse.ltdomains.com
72.232.54.66	PTR	savvis.westnic.net
72.232.54.127	A	127.54.232.72.static.reverse.ltdomains.com
72.232.54.129	A	129.54.232.72.static.reverse.ltdomains.com
72.232.54.138	A	138.54.232.72.static.reverse.ltdomains.com
72.232.54.176	A	176.54.232.72.static.reverse.ltdomains.com
72.232.54.234	PTR	mail2.global-nameservers.com
72.232.54.234	A	mail.internalbeta.com
72.232.54.234	A	mail.bestfloristofindia.com
72.232.55.2	PTR	2.55.232.72.static.reverse.ltdomains.com
72.232.55.2	A	nitsan.org
72.232.55.16	A	16.55.232.72.static.reverse.ltdomains.com
72.232.55.62	A	62.55.232.72.static.reverse.ltdomains.com
72.232.55.65	A	65.55.232.72.static.reverse.ltdomains.com
72.232.55.66	A	mail.upper-cervical-care.com
72.232.55.66	A	mail.lawain.com
72.232.55.72	A	72.55.232.72.static.reverse.ltdomains.com
72.232.55.100	A	100.55.232.72.static.reverse.ltdomains.com
72.232.55.101	A	101.55.232.72.static.reverse.ltdomains.com
72.232.55.111	A	111.55.232.72.static.reverse.ltdomains.com
72.232.55.120	A	120.55.232.72.static.reverse.ltdomains.com
72.232.55.144	A	144.55.232.72.static.reverse.ltdomains.com
72.232.55.148	A	148.55.232.72.static.reverse.ltdomains.com
72.232.55.167	A	167.55.232.72.static.reverse.ltdomains.com
72.232.55.191	A	191.55.232.72.static.reverse.ltdomains.com
72.232.55.202	A	mail.giantservers.com
72.232.55.224	A	224.55.232.72.static.reverse.ltdomains.com