Robtex

Up: 77.66.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 77.66.128.0/18
Down right: 77.66.192.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.66.129.54	A	td-kim.ru
77.66.130.25	PTR	wmt-r.ru
77.66.130.192	PTR	mail.instanta-d.ru
77.66.131.8	PTR	rosenergoservis.ru
77.66.131.107	A	pf.1000th.ru
77.66.133.15	A	createdsite.com
77.66.133.15	A	mail.createdsite.com
77.66.133.74	PTR	td-kim.ru
77.66.135.250	PTR	belmaz.org
77.66.135.250	PTR	www.belmaz.org
77.66.135.250	PTR	www.belavtodizel.ru
77.66.136.56	PTR	rostov.moku.ru
77.66.137.208	PTR	server.strostov.ru
77.66.139.34	PTR	mirmebeli.org
77.66.139.44	A	iptas.ru
77.66.141.214	A	lazy.aaanet.ru
77.66.141.226	PTR	cruise-don.ru
77.66.142.131	PTR	kazakfilm.ru
77.66.143.18	A	mail1.don.master2010.ru
77.66.144.54	A	mandragora.km-union.ru
77.66.144.219	PTR	mail.instanta-d.ru
77.66.146.228	PTR	mail.usk.ru
77.66.150.234	A	mail.darkages.aaanet.ru
77.66.162.209	A	knigachet.ru
77.66.165.7	A	amnesiagroup.ru
77.66.168.72	PTR	rstskl.ecolas.ru
77.66.172.164	PTR	donniva.aaanet.ru
77.66.173.197	A+PTR	mail2.kansopt.ru
77.66.176.22	PTR	mail.nipigas.ru
77.66.176.24	A	open-comp.ru
77.66.176.126	A	sd-tourhost.org
77.66.176.126	A	ns1.kasem-svr.com
77.66.176.242	A	nspcom.ru
77.66.176.242	A	nater.ru
77.66.176.242	A	nsprus.com
77.66.177.3	PTR	zveruga.net
77.66.177.3	A	www.dog-luxe.ru
77.66.177.3	A	dog-luxe.ru
77.66.177.37	A	searcher-onlne.com
77.66.177.37	A	searcher-online.com
77.66.177.141	PTR	energoco.ru
77.66.182.1	PTR	x-factor61.ru
77.66.187.33	PTR	erpservice.ru
77.66.188.137	PTR	compeng.ru
77.66.195.155	PTR	izv.ruda.su
77.66.195.173	PTR	abk.ruda.su
77.66.196.211	A	netherlad4crew.com
77.66.199.199	PTR	mail.unitile.ru
77.66.200.160	A	loono.ru
77.66.200.160	A	dekosad.ru
77.66.200.160	A	atmosffera.ru
77.66.200.161	PTR	ofis.atek-es.ru
77.66.201.34	A	tea123.tk
77.66.201.83	A	ns2.redhost.su
77.66.201.83	A	mail.bill.redhost.su
77.66.201.83	A	bill.redhost.su
77.66.201.163	A	ftp.rclass.com
77.66.201.200	A	mail2.avantreid.ru
77.66.201.200	A	mail.avantreid.ru
77.66.201.213	A	anyrest.ru
77.66.202.31	A	gw1.nesk.ru
77.66.202.158	A	yooga.ru
77.66.202.244	PTR	krasnodar.armko.ru
77.66.203.16	A	23expert.ru
77.66.203.16	A	hookah-room.ru
77.66.203.16	A	krasnodar-it.ru
77.66.203.18	PTR	mail.jast.ru
77.66.203.18	A	ns.jast.ru
77.66.203.166	A	ral-holding.ru
77.66.203.179	A	mail.ampyeisk.ru
77.66.203.179	A	ns.ampyeisk.ru
77.66.203.179	A	ampyeisk.ru
77.66.203.185	PTR	mail.kzg.ru
77.66.205.6	A	hexbat.epac.to
77.66.205.83	A	vtorov.pro
77.66.205.83	A	vtorov.net
77.66.206.114	A	www.arnestmoscow.ru
77.66.206.114	A	arnestmoscow.ru
77.66.206.114	A	ns1.arnestmoscow.ru
77.66.206.146	PTR	mail.rimarhotel.com
77.66.206.155	A	xn--80abcmpoqcc9d0b.xn--p1ai
77.66.206.155	A	mx3.vfbank.ru
77.66.206.233	PTR	mx1.pacom.ru
77.66.206.234	A	mx1.pacom.ru
77.66.206.234	A	office.promavtomatika.com
77.66.207.1	A	g0-kdr-ats1.aaanet.ru
77.66.207.18	A	c0-kdr-ats1.aaanet.ru
77.66.207.38	A	hix1-kdr-atsx.aaanet.ru
77.66.207.42	A	serv1-kdr.aaanet.ru
77.66.207.131	PTR	mail.tax23.ru
77.66.207.131	A	mx.tax23.ru
77.66.207.244	A	asr1-mkp-ats1.aaanet.ru
77.66.207.245	A	asr2-mkp-ats1.aaanet.ru
77.66.209.167	A	l2gg.ru
77.66.222.40	A	ns2.asila.ru
77.66.222.40	A	ns2.service-rostov.ru
77.66.222.40	A	ns2.vzebru.ru
77.66.223.63	A	qa.orthing.com
77.66.230.217	A	mx.zuzex.org
77.66.230.217	A	zuzex.org
77.66.230.217	A	mx1.zuzex.org
77.66.246.53	A	soarus.ru
77.66.252.35	A	sky-telecom.ru