Robtex

Up: 77.72.130.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 77.72.131.0/25
Down right: 77.72.131.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.72.131.7	A	gramtontrade.ru
77.72.131.7	A	easy-many.com
77.72.131.7	A	tin-ben.com
77.72.131.15	A	pokep.kz
77.72.131.17	PTR	australiaholidays.ru
77.72.131.17	A	www.australiaholidays.ru
77.72.131.17	A	mail.australes.ru
77.72.131.18	A+PTR	mail.kdzp.ru
77.72.131.35	A	www.tomkin.ru
77.72.131.35	A	www.sanger-auto.ru
77.72.131.35	A	bergstein-auto.ru
77.72.131.37	PTR	mail.pilot-training.academy
77.72.131.42	A	vgigold.com
77.72.131.45	A	mail.unitedtechnologies.info
77.72.131.50	A	sport-trg.ru
77.72.131.50	A	mail.sport-trg.ru
77.72.131.54	PTR	marksv.com
77.72.131.54	A	mail.tellper.com
77.72.131.61	A	xn----8sbhdftb5af9a1j.xn--p1ai
77.72.131.61	A	xn----8sbfk0ajcfie7ai1j.xn--p1ai
77.72.131.61	A	mail.monetarub.ru
77.72.131.62	A	currencyexchangetool.com
77.72.131.62	A	de.idram.am
77.72.131.67	A	3b.co.ua
77.72.131.67	A	ns1.svenskkasinon.se
77.72.131.67	A	mail.svenskkasinon.se
77.72.131.68	A	ns2.pokep.kz
77.72.131.68	A	ns2.marksv.com
77.72.131.75	A	com.sgwww.zloyweb.ru
77.72.131.75	A	*.pagead2.zloyweb.ru
77.72.131.75	A	abc.abcnews.zloyweb.ru
77.72.131.76	A	store.oviont.ru
77.72.131.77	A	android5.org
77.72.131.77	A	androidplays.org
77.72.131.88	PTR	zabbix.zunkree.net
77.72.131.88	A	zunkree.net
77.72.131.89	A	mail.vaporshop.ru
77.72.131.95	A	windows500.ru
77.72.131.97	A	lovifree.org
77.72.131.98	A	mail.cekcvideo.com
77.72.131.98	A	mail.privatpornvideo.ru
77.72.131.98	A	mail.bolshiecucku.ru
77.72.131.100	A	*.bypas.artz-house.ru
77.72.131.100	A	*.euro.suzhdeno.ru
77.72.131.100	A	*.domains.suzhdeno.ru
77.72.131.101	A	mail.robotun.com.ua
77.72.131.103	PTR	glavnoe.ua
77.72.131.103	A	xn--80aafff5bscob.xn--p1ai
77.72.131.103	A	mail.xn--80aafff5bscob.xn--p1ai
77.72.131.104	PTR	kira.ee
77.72.131.104	A	vitali.ee
77.72.131.104	A	tf2.ee
77.72.131.105	A	mail-server.stickme.ru
77.72.131.105	A	*.stickme.ru
77.72.131.107	A	dkarta.org
77.72.131.107	A	golfmir.com
77.72.131.107	A	mail.golfmir.com
77.72.131.111	A	voyagemagazine.ru
77.72.131.111	A	mail.voyagemagazine.ru
77.72.131.111	A	muslimmagazine.ru
77.72.131.112	A	artemiadirect.com
77.72.131.112	A	mail.artemiadirect.com
77.72.131.112	A	mail.artemiadirect.de
77.72.131.113	A	mail.smartclub.us
77.72.131.117	A	mail.balans2.ru
77.72.131.117	A	balance-2.ru
77.72.131.117	A	xn---2-6kcad5dp6a.xn--p1ai
77.72.131.121	A	erudite.su
77.72.131.121	A	xn--80ajbklkfoogr4m.xn--p1ai
77.72.131.127	A	xn--b1akc8ah5dta.xn--p1ai
77.72.131.127	A	mail.x2q.ru
77.72.131.127	A	mail.xn--b1akc8ah5dta.xn--p1ai
77.72.131.128	PTR	aviastal.ru
77.72.131.128	A	mtt74.ru
77.72.131.128	A	mail.mtt74.ru
77.72.131.129	A	mail.cb.kz
77.72.131.130	A	slingobusy.ru
77.72.131.134	A	mail.xn----8sbpjlifs3ah.xn--p1ai
77.72.131.136	A	mail.water67.ru
77.72.131.136	A	mail.samorezik.com
77.72.131.136	A	samorezik.com
77.72.131.138	A	kisshop.com.ua
77.72.131.141	PTR	tashir.f-hosting.ru
77.72.131.141	A	www.princeplaza.ru
77.72.131.141	A	rio-kolomna.ru
77.72.131.145	A	*.ucpb.org
77.72.131.150	A+PTR	monetus.ru
77.72.131.151	A	h01.twinscom.ru
77.72.131.151	A	crembo.ru
77.72.131.151	A	odeyah-deadsea.ru
77.72.131.153	A	getworker.com
77.72.131.157	A	50soft.ru
77.72.131.157	A	citparadox.ru
77.72.131.157	A	xcombats.ru
77.72.131.158	A	xn----btbk1afdce7a9fe.xn--p1ai
77.72.131.158	A	mail.xn----btbk1afdce7a9fe.xn--p1ai
77.72.131.161	A	mail.uspeshnayaledy.ru
77.72.131.161	A	onlineone.ru
77.72.131.164	A	ns2.urlala.ru
77.72.131.165	A	druwiki.net
77.72.131.184	A	etherealcode.com
77.72.131.184	A	windows8.su
77.72.131.189	A	ns1.39ru.org
77.72.131.193	A+PTR	mx.mnco.biz
77.72.131.196	PTR	alexlife.org.ua
77.72.131.196	A	mail.vzooparke.ru
77.72.131.196	A	mail.taniushkafotografia.com
77.72.131.198	A	stae.ru
77.72.131.198	A	restka.ru
77.72.131.198	A	h02.twinscom.ru
77.72.131.200	A	mail.gamebox64.ru
77.72.131.200	A	gamebox64.ru
77.72.131.200	A	mail.gb64.net
77.72.131.207	A	ns1.modnyj.ru
77.72.131.207	A	ns2.satkavershina.ru
77.72.131.207	A	ns1.yakovlev.pro
77.72.131.211	A	drugvokrugpc.ru
77.72.131.211	A	blue-soft.ru
77.72.131.211	A	blue-activator.ru
77.72.131.214	A+PTR	mail.1000koles.ru
77.72.131.214	A	www.1000koles.ru
77.72.131.214	A	*.1000koles.ru
77.72.131.220	A	am005.colobridge.net
77.72.131.221	A	am010.colobridge.net
77.72.131.222	PTR	uraljob.ru
77.72.131.222	A	2065566.xn--p1ai
77.72.131.222	A	mail.2065566.xn--p1ai
77.72.131.230	A	mail.pervii.com
77.72.131.230	A	radio.pervii.com
77.72.131.230	A	pervii.com
77.72.131.232	A	mail.uniformporno.ru
77.72.131.232	A	mail.videocekc.com
77.72.131.232	A	mail.milfporn.ru
77.72.131.239	A	www.pensiamarket.ru
77.72.131.239	A	topnpf.ru
77.72.131.239	A	pensiamarket.ru
77.72.131.240	A	ns1.illumium.org
77.72.131.240	A	ns2.integraltrg.ru
77.72.131.240	A	ns2.metro74.ru
77.72.131.243	A	ns1.seomaniacs.biz
77.72.131.243	A	mail.seomaniacs.biz
77.72.131.243	A	ns2.seomaniacs.biz
77.72.131.252	A+PTR	am003.colobridge.net