Robtex

Up: 192.133.81.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 192.133.81.0/26
Down right: 192.133.81.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.133.81.2	PTR	2.81.133.192.in-addr.arpa.static.cnservers.com
192.133.81.2	A	hssjn.com
192.133.81.5	A	iamsevent.com
192.133.81.8	PTR	8.81.133.192.in-addr.arpa.static.cnservers.com
192.133.81.9	A	www.sxzlslzp.com
192.133.81.9	A	sxzlslzp.com
192.133.81.10	A	suzhoukaisuo.com
192.133.81.11	A	mrfixtures.com
192.133.81.17	A	13501658645.com
192.133.81.18	PTR	18.81.133.192.in-addr.arpa.static.cnservers.com
192.133.81.19	A	zrshg.com
192.133.81.20	A	zschunhui.com
192.133.81.21	PTR	21.81.133.192.in-addr.arpa.static.cnservers.com
192.133.81.21	A	xytzsm.com
192.133.81.24	PTR	24.81.133.192.in-addr.arpa.static.cnservers.com
192.133.81.26	A	alfagame.net
192.133.81.26	A	www.alfagame.net
192.133.81.27	A	www.sanada.net.cn
192.133.81.28	A	www.newsboomjapan.net
192.133.81.28	A	newsboomjapan.net
192.133.81.29	PTR	29.81.133.192.in-addr.arpa.static.cnservers.com
192.133.81.31	A	twinnedpoison.com
192.133.81.32	A	haixiange.com
192.133.81.34	A	hengtime.com
192.133.81.34	A	www.hengtime.com
192.133.81.36	A	selldream.net
192.133.81.38	A	tegoshiyuya.cn
192.133.81.38	A	www.tegoshiyuya.cn
192.133.81.40	PTR	40.81.133.192.in-addr.arpa.static.cnservers.com
192.133.81.42	A	nb118.net
192.133.81.43	A	www.guitaitai.com
192.133.81.43	A	www.jestool.com
192.133.81.43	A	php315.com
192.133.81.44	A	9w6.cn
192.133.81.45	A	9w8.cn
192.133.81.45	A	tecanada.com
192.133.81.45	A	metwed.com
192.133.81.46	A	host.h142.x59.cn
192.133.81.47	A	3w9.cn
192.133.81.48	A	hengdetouzi.com
192.133.81.49	A	v5p.cn
192.133.81.50	PTR	50.81.133.192.in-addr.arpa.static.cnservers.com
192.133.81.50	A	encontrosdemaputo.com
192.133.81.51	A	5e7.cn
192.133.81.51	A	www.5e7.cn
192.133.81.52	PTR	52.81.133.192.in-addr.arpa.static.cnservers.com
192.133.81.53	A	www.x118.net
192.133.81.54	A	idc71.com
192.133.81.55	A	www.x188.net
192.133.81.55	A	smartee.cn
192.133.81.55	A	mail.hairuidm.com
192.133.81.58	A	u1.shcache.com
192.133.81.59	PTR	59.81.133.192.in-addr.arpa.static.cnservers.com
192.133.81.60	A	hzltw.com
192.133.81.60	A	www.hzltw.com
192.133.81.62	A	www.ssmoon.com
192.133.81.62	A	ssmoon.com
192.133.81.90	PTR	90.81.133.192.in-addr.arpa.static.cnservers.com
192.133.81.90	A	danbaoqu.com