Robtex

Up: 72.36.156.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 72.36.157.0/25
Down right: 72.36.157.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.36.157.8	A	817.hostxtremdns.net
72.36.157.9	A	665.hostxtremdns.net
72.36.157.10	A+PTR	676.hostxtremdns.com
72.36.157.13	PTR	703.hostxtremdns.com
72.36.157.16	PTR	704.hostxtremdns.com
72.36.157.20	PTR	712.hostxtremdns.com
72.36.157.21	A	721.hostxtremdns.com
72.36.157.22	PTR	720.hostxtremdns.com
72.36.157.36	A	mail.programasgratis.es
72.36.157.41	A	726.hostxtremdns.com
72.36.157.42	PTR	42.157.36.72.static.reverse.ltdomains.com
72.36.157.46	A	827.hostxtrem.net
72.36.157.48	A+PTR	831.hostxtrem.net
72.36.157.49	PTR	49.157.36.72.static.reverse.ltdomains.com
72.36.157.50	PTR	707.hostxtremdns.com
72.36.157.56	A	872.hostxtremdns.com
72.36.157.61	A	875.hostxtremdns.com
72.36.157.66	A+PTR	350.hostxtremdns.com
72.36.157.66	A	queperfumes.com
72.36.157.66	A	www.queperfumes.com
72.36.157.68	A	mail.sexshopelsusurro.es
72.36.157.68	A	mail.sexshopelsusurro.com
72.36.157.69	PTR	69.157.36.72.static.reverse.ltdomains.com
72.36.157.69	A	www.jeux.todojuegosgratis.es
72.36.157.70	A	superficieweb.es
72.36.157.151	A+PTR	151.157.36.72.static.reverse.ltdomains.com
72.36.157.202	A	202.157.36.72.static.reverse.ltdomains.com
72.36.157.211	PTR	211.157.36.72.static.reverse.ltdomains.com
72.36.157.213	A+PTR	213.157.36.72.static.reverse.ltdomains.com