Robtex

Up: 81.177.176.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 81.177.176.0/22
Down right: 81.177.180.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.177.176.183	A	wsz183.kribrum.ru
81.177.180.11	A	otrs.noc.su
81.177.180.14	A	webprofilemonitor.com
81.177.180.14	A	ns1.webprofilemonitor.com
81.177.180.24	A	www.vv-mag.ru
81.177.180.24	A	vv-mag.ru
81.177.180.24	A	markyusim.ru
81.177.180.32	PTR	sat-humorous.spoilcorp.com
81.177.180.32	A	atestrategy.com
81.177.180.32	A	no-reply.bbar.top
81.177.180.40	PTR	server50.servera.info
81.177.180.40	A	www.dengio.ru
81.177.180.40	A	mail.slava-restoran.ru
81.177.180.42	PTR	highways-pro.monodesire.net
81.177.180.52	PTR	mtcontrol.ru
81.177.180.55	A	www.revolvers.ru
81.177.180.72	A	pionership.com
81.177.180.82	A	mail.ardanium.ru
81.177.180.83	PTR	zerk.ru
81.177.180.83	A	mail.xn----ftbehliddonb0d0fwd.xn--p1ai
81.177.180.83	A	remont-vo-vladimire.ru
81.177.180.98	A	ns2.optikalshub.com
81.177.180.99	A	iphonevkontakte.ru
81.177.180.99	A	aufanal.com
81.177.180.99	A	profigaming.ru
81.177.180.105	PTR	monar.ru
81.177.180.107	A	lovchyclub.ru
81.177.180.109	A	ns1.encrypzi.com
81.177.180.109	A	encrypzi.com
81.177.180.109	A	ns2.encrypzi.com
81.177.180.115	PTR	server37.servera.info
81.177.180.115	A	mail.xn--80adbl9d8a.xn--p1ai
81.177.180.115	A	gimbrere.ru
81.177.180.124	PTR	crvclub.ru
81.177.180.124	A	server38.servera.info
81.177.180.124	A	xt4.ru
81.177.180.132	A	broniruem24.com
81.177.180.132	A	kvartira-sevastopol.com
81.177.180.132	A	server.broniruem24.com
81.177.180.138	PTR	server83.servera.info
81.177.180.138	A	3dada.ru
81.177.180.138	A	www.3dada.ru
81.177.180.144	A	steelfreedom.org.ua
81.177.180.150	A	ns4.inform-s.net
81.177.180.156	PTR	server.siteconst.ru
81.177.180.156	A	cell-antennas.com
81.177.180.156	A	mail.uggs4you.ru
81.177.180.160	A+PTR	server6.servera.info
81.177.180.164	PTR	server7.servera.info
81.177.180.164	A	test-rezept.ru
81.177.180.164	A	mail.celeevo.ru
81.177.180.168	A	mail.eco-master.org
81.177.180.168	A	mail.eco-planeta.ru
81.177.180.168	A	lenol.ru
81.177.180.171	PTR	server.2tuza.net
81.177.180.178	A+PTR	calambus.com
81.177.180.178	A	videoholiday.ru
81.177.180.178	A	mail.multimediabank.ru
81.177.180.184	A	aquadesign-msk.ru
81.177.180.184	A	xn--80af7aieah0a.com
81.177.180.184	A	prestige-talica.ru
81.177.180.200	A	caltri.org
81.177.180.200	A	um-records.org
81.177.180.200	A	facebookdatingclub.com
81.177.180.201	PTR	adrl.valvesee.com
81.177.180.208	A	mail.bukovel.biz
81.177.180.208	A	mail.shengenvisa.org
81.177.180.208	A	mail.visacenter.biz
81.177.180.251	A	qiblacompass.info
81.177.181.33	A	ns1.wbkinfom.info
81.177.181.33	A	mail.fsb-userbase-disturbances.info
81.177.181.38	A	daospa.ru
81.177.181.38	A	*.zynn.ru
81.177.181.52	PTR	mtcontrol.ru
81.177.181.83	A	ns2.zerk.ru
81.177.181.84	A	mail.4cf.ru
81.177.181.124	A	r1ka.ru
81.177.181.128	PTR	taiten.ceruleinator.com
81.177.181.128	A	ns1.goog-lk.com
81.177.181.128	A	goog-lk.com
81.177.181.129	A	ns2.reg.ru.urcargo.ru
81.177.181.140	A	organizuem-meroprijtie.ru
81.177.181.155	A	cocahut.com
81.177.181.155	A	ns1.cocahut.com
81.177.181.155	A	ns2.cocahut.com
81.177.181.156	A	cell-antennas.com
81.177.181.156	A	mail.uggs4you.ru
81.177.181.160	A	smt98.ru
81.177.181.160	A	nasolovkah.ru
81.177.181.160	A	dc-079bb2859671.bestmonopoly.ru
81.177.181.169	A	mail.kabinet24.com
81.177.181.169	A	kabinet24.com
81.177.181.169	A	smtp4.tarp.ru
81.177.181.171	PTR	doskey-congeal.sentunbar.net
81.177.181.178	A	partsreligion.com
81.177.181.181	A	ns2.myownhost.ru
81.177.181.188	A	ontopportal.ru
81.177.181.188	A	bestblackblazers.com
81.177.181.188	A	ns2.ontopportal.ru
81.177.181.214	A	ns2.clientid1454.vps.unlimits.ru
81.177.182.9	A	mail.masux.ru
81.177.182.39	A	7jn.ru
81.177.182.67	PTR	see-key.bimeal.net
81.177.182.70	A	www.gritsyn.ru
81.177.182.70	A	yujdag.tv
81.177.182.70	A	www.bvbv.ru
81.177.182.231	A	ns1.khalistanbanda.com
81.177.182.231	A	khalistanbanda.com
81.177.182.233	A	khalistanlehar.com
81.177.182.233	A	ns1.khalistanlehar.com
81.177.183.57	A	ns2.hmgr.ru
81.177.183.57	A	ns2.hm.plus
81.177.183.74	A	www.tajn.ru
81.177.183.74	A	www.infofito.ru
81.177.183.74	A	lechetrav.ru
81.177.183.93	A	dc-8f9d3c4ae24f.nmk-vh.ru
81.177.183.93	A	a-msg.ru
81.177.183.93	A	onr-doktor.ru