Robtex

Up: 5.101.66.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 5.101.67.0/25
Down right: 5.101.67.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.101.67.1	PTR	sgw.pinspb.ru
5.101.67.3	A	mail.tour-amerika.ru
5.101.67.3	A	lovesonnet.ru
5.101.67.3	A	kinoskvot.ru
5.101.67.12	PTR	mx12.erabefore.org
5.101.67.15	A	mail.stavremavto.ru
5.101.67.15	A	mail.avtoecolog.ru
5.101.67.16	A	ns2.infodonor1.ru
5.101.67.16	A	china-russia.pro
5.101.67.16	A	ns1.infodonor1.ru
5.101.67.19	PTR	mx13.erabefore.org
5.101.67.21	A	vmtour.ru
5.101.67.21	A	viagra45.ru
5.101.67.21	A	georgekarlin.ru
5.101.67.33	A	mail.talkavto.ru
5.101.67.34	PTR	mx14.erabefore.org
5.101.67.41	A	mail.tourism-world.ru
5.101.67.41	A	mail.ortustour.ru
5.101.67.100	A	erdserver.com
5.101.67.101	A	konkelen.clergy-women.mobi
5.101.67.135	A+PTR	radicalrims.ru
5.101.67.135	A	www.radicalrims.ru
5.101.67.136	A	seopeter.ru
5.101.67.136	A	proffan.ru
5.101.67.136	A	www.remont-kofe.ru
5.101.67.137	A	alnw.ru
5.101.67.137	A	mail.alnw.ru
5.101.67.138	A+PTR	vuds.tk
5.101.67.138	A	mail.vuds.tk
5.101.67.139	A	whel.org
5.101.67.139	A	www.kms-system.com
5.101.67.139	A	windows7activator.com
5.101.67.140	A	andrus-reo.ru
5.101.67.140	A	vizit-servis.ru
5.101.67.140	A	atcstolica.ru
5.101.67.141	A+PTR	anonimvpn.xyz
5.101.67.143	A	mail.ali2.ru
5.101.67.143	A	prohojdenia.ru
5.101.67.143	A	pro-zagadki.ru
5.101.67.147	A+PTR	tdmaster-nn.ru
5.101.67.155	PTR	krovyane.tk
5.101.67.155	A	mail.notebookvideo.ru
5.101.67.155	A	mail.nastolnye.su
5.101.67.161	A	magic-stor.ru
5.101.67.167	PTR	odzimet.ru
5.101.67.167	A	ha3.ru
5.101.67.169	A	formula-krasoti.ru
5.101.67.169	A	mail.karatopt.ru
5.101.67.169	A	livestatics.ru
5.101.67.172	PTR	kozhisti.ru
5.101.67.173	A	jizny.net
5.101.67.177	A	rassvet43.ru
5.101.67.177	A	mail.almoustashar.com
5.101.67.177	A	mail.almoustashar.education
5.101.67.181	A	www.webkill.ru
5.101.67.181	A	ooo-lutch.ru
5.101.67.181	A	dvs-ltd.ru
5.101.67.183	PTR	gevnifi.ru
5.101.67.194	PTR	rastemnadsoboy.ru
5.101.67.197	A	mail.lipetskrealty.ru
5.101.67.197	A	mail.ttfish.ru
5.101.67.197	A	dom-buh.ru
5.101.67.200	PTR	mailchimp2.ru
5.101.67.200	A	allcomedy-woman.ru
5.101.67.200	A	mail.allcomedy-woman.ru
5.101.67.201	A	mail.zemcompany.ru
5.101.67.201	A	job.52city.ru
5.101.67.201	A	hostmaster.health1.ru
5.101.67.212	A	*.solarphoenix.ru
5.101.67.212	A	2serdsa.ru
5.101.67.212	A	mx1.solarphoenix.ru
5.101.67.213	PTR	getresponse5.ru
5.101.67.221	A	mail.mirkur.ru
5.101.67.221	A	mirkur.ru
5.101.67.235	A	ns1.csradar.ru
5.101.67.235	A	213-44-55.ru
5.101.67.235	A	mail.td-tehkom.ru
5.101.67.242	PTR	epronez.ru
5.101.67.245	PTR	tsitotat.ru
5.101.67.246	PTR	timemail2.ru
5.101.67.251	A	7666373.ru
5.101.67.251	A	mail.21july.ru
5.101.67.251	A	pop.riolazer.ru