Robtex

Up: 66.154.104.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 66.154.104.0/26
Down right: 66.154.104.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.154.104.0	PTR	unassigned.quadranet.com
66.154.104.1	PTR	66-154-104-1.assertivenetworks.net
66.154.104.2	PTR	66-154-104-2.assertivenetworks.net
66.154.104.3	PTR	66.154.104.3.static.quadranet.com
66.154.104.4	PTR	66-154-104-4.assertivenetworks.net
66.154.104.5	PTR	66-154-104-5.assertivenetworks.net
66.154.104.6	PTR	66-154-104-6.assertivenetworks.net
66.154.104.7	PTR	66-154-104-7.assertivenetworks.net
66.154.104.8	PTR	66-154-104-8.assertivenetworks.net
66.154.104.9	PTR	66-154-104-9.assertivenetworks.net
66.154.104.10	PTR	66-154-104-10.assertivenetworks.net
66.154.104.11	PTR	66-154-104-11.assertivenetworks.net
66.154.104.12	PTR	unassigned.quadranet.com
66.154.104.13	PTR	66-154-104-13.assertivenetworks.net
66.154.104.14	PTR	66-154-104-14.assertivenetworks.net
66.154.104.15	PTR	66-154-104-15.assertivenetworks.net
66.154.104.16	PTR	66-154-104-16.assertivenetworks.net
66.154.104.17	PTR	66-154-104-17.assertivenetworks.net
66.154.104.18	PTR	66.154.104.18.static.quadranet.com
66.154.104.19	PTR	66-154-104-19.assertivenetworks.net
66.154.104.19	A	www.meirongshu.cn
66.154.104.20	PTR	unassigned.quadranet.com
66.154.104.21	PTR	66.154.104.21.static.quadranet.com
66.154.104.21	A	st3v.cn
66.154.104.22	PTR	66-154-104-22.assertivenetworks.net
66.154.104.22	A	www.qihoo.pro
66.154.104.22	A	l101.cn
66.154.104.23	PTR	unassigned.quadranet.com
66.154.104.23	A	6782539.com
66.154.104.24	PTR	66-154-104-24.assertivenetworks.net
66.154.104.24	A	xinweiteng.cn
66.154.104.25	PTR	66-154-104-25.assertivenetworks.net
66.154.104.26	PTR	66-154-104-26.assertivenetworks.net
66.154.104.26	A	www.china321.cn
66.154.104.26	A	1229116.com
66.154.104.27	PTR	66.154.104.27.static.quadranet.com
66.154.104.27	A	mishijie.cn
66.154.104.28	PTR	66-154-104-28.assertivenetworks.net
66.154.104.28	A	www.anruochen.cn
66.154.104.29	PTR	66.154.104.29.static.quadranet.com
66.154.104.29	A	1616879.com
66.154.104.30	PTR	66-154-104-30.assertivenetworks.net
66.154.104.31	PTR	66-154-104-31.assertivenetworks.net
66.154.104.31	A	1616692.com
66.154.104.31	A	yuming.de
66.154.104.32	PTR	66-154-104-32.assertivenetworks.net
66.154.104.33	PTR	66-154-104-33.assertivenetworks.net
66.154.104.33	A	999fu.cn
66.154.104.34	PTR	66-154-104-34.assertivenetworks.net
66.154.104.35	PTR	66-154-104-35.assertivenetworks.net
66.154.104.36	PTR	66-154-104-36.assertivenetworks.net
66.154.104.36	A	licai.jl.cn
66.154.104.37	PTR	66-154-104-37.assertivenetworks.net
66.154.104.38	PTR	66.154.104.38.static.quadranet.com
66.154.104.38	A	jinlulu.cn
66.154.104.39	PTR	66-154-104-39.assertivenetworks.net
66.154.104.39	A	majunbo.cn
66.154.104.40	PTR	66-154-104-40.assertivenetworks.net
66.154.104.41	PTR	66-154-104-41.assertivenetworks.net
66.154.104.42	PTR	66-154-104-42.assertivenetworks.net
66.154.104.42	A	diyimv.cn
66.154.104.43	PTR	66-154-104-43.assertivenetworks.net
66.154.104.44	PTR	66-154-104-44.assertivenetworks.net
66.154.104.44	A	3191123.com
66.154.104.45	PTR	66-154-104-45.assertivenetworks.net
66.154.104.46	PTR	66-154-104-46.assertivenetworks.net
66.154.104.47	PTR	66.154.104.47.static.quadranet.com
66.154.104.47	A	www.fg136.cn
66.154.104.48	PTR	unassigned.quadranet.com
66.154.104.49	PTR	66.154.104.49.static.quadranet.com
66.154.104.50	PTR	66.154.104.50.static.quadranet.com
66.154.104.50	A	tian127.cn
66.154.104.50	A	mail-4050.optinmailbox.com
66.154.104.51	A+PTR	mail-4051.optinmailbox.com
66.154.104.51	A	13888852.com
66.154.104.52	A+PTR	mail-4052.optinmailbox.com
66.154.104.53	A+PTR	mail-4053.optinmailbox.com
66.154.104.53	A	yifankeji.cn
66.154.104.54	A+PTR	mail-4054.optinmailbox.com
66.154.104.55	PTR	66.154.104.55.static.quadranet.com
66.154.104.55	A	mail-4055.optinmailbox.com
66.154.104.56	A+PTR	mail-4056.optinmailbox.com
66.154.104.57	A+PTR	mail-4057.optinmailbox.com
66.154.104.58	A+PTR	mail-4058.optinmailbox.com
66.154.104.59	A+PTR	mail-4059.optinmailbox.com
66.154.104.60	A+PTR	mail-4060.optinmailbox.com
66.154.104.61	PTR	66.154.104.61.static.quadranet.com
66.154.104.61	A	mail-4061.optinmailbox.com
66.154.104.62	A+PTR	mail-4062.optinmailbox.com
66.154.104.63	PTR	mail-4063.optinmailbox.com
66.154.104.64	PTR	unassigned.quadranet.com
66.154.104.65	A	anglic.cn
66.154.104.71	PTR	4071.tncservers.net
66.154.104.71	A	zy126.cn
66.154.104.92	A	www.xianqin.tk
66.154.104.103	PTR	unassigned.quadranet.com
66.154.104.114	PTR	66.154.104.114.static.quadranet.com
66.154.104.114	A	*.nudegirlstown.com
66.154.104.114	A	*.bathingpictures.com
66.154.104.115	PTR	unassigned.quadranet.com
66.154.104.115	A	*.hot-tranny.com
66.154.104.115	A	*.chineseerotica.com
66.154.104.116	PTR	unassigned.quadranet.com
66.154.104.116	A	www.maturekinky.com
66.154.104.116	A	porn-blowjobs.com
66.154.104.117	PTR	unassigned.quadranet.com
66.154.104.117	A	*.nudeinteracial.com
66.154.104.117	A	bdsmfilm.com
66.154.104.118	PTR	unassigned.quadranet.com
66.154.104.118	A	freelatinasex.com
66.154.104.118	A	www.clitorispics.com
66.154.104.119	PTR	66.154.104.119.static.quadranet.com
66.154.104.119	A	blackexhibitionist.com
66.154.104.119	A	slutavi.com
66.154.104.120	PTR	66.154.104.120.static.quadranet.com
66.154.104.120	A	*.latinachick.com
66.154.104.120	A	*.chinesesmut.com
66.154.104.121	PTR	unassigned.quadranet.com
66.154.104.121	A	asscumming.com
66.154.104.121	A	pee-sluts.com
66.154.104.122	PTR	unassigned.quadranet.com
66.154.104.122	A	gayfoot.com
66.154.104.122	A	*.interactivesluts.com
66.154.104.123	PTR	66.154.104.123.static.quadranet.com
66.154.104.123	A	sexygaming.com
66.154.104.123	A	*.oralshots.com
66.154.104.124	PTR	unassigned.quadranet.com
66.154.104.124	A	*.lesbianmarket.com
66.154.104.124	A	www.oralthumbnails.com
66.154.104.125	PTR	unassigned.quadranet.com
66.154.104.125	A	*.voyeurview.com
66.154.104.125	A	*.hornyblonde.com
66.154.104.126	PTR	unassigned.quadranet.com
66.154.104.126	A	sweetmature.com
66.154.104.126	A	*.sweetmature.com