Robtex

Up: 78.31.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 78.31.72.0/22
Down right: 78.31.76.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
78.31.72.2	A+PTR	ns2.nlink.ru
78.31.72.5	A+PTR	ns3.nlink.ru
78.31.72.5	A	mail.on-telecom.ru
78.31.72.6	A	rkgt.ru
78.31.72.23	A+PTR	mail.media62.ru
78.31.72.55	PTR	server-m.techkomplect.ru
78.31.72.55	A	freez.tk-r.ru
78.31.72.55	A	smtp.tk-r.ru
78.31.72.57	PTR	grk-avto.nlink.ru
78.31.72.83	PTR	mail.avtovostok.ru
78.31.72.83	A	mail.505055.ru
78.31.72.125	A	office.basegroup.ru
78.31.72.138	A	ryaz.dmbasis.ru
78.31.72.147	A+PTR	mail.guag62.ru
78.31.72.147	A	guag62.ru
78.31.72.164	A+PTR	nix.rzn.ru
78.31.72.164	A	nix62.ru
78.31.72.164	A	nix-ryazan.ru
78.31.72.186	A	inside.rokb.ru
78.31.72.204	A+PTR	nlink.argo-tours.ru
78.31.72.204	A	linux.cryptoanalytics.org
78.31.72.204	A	svn.argo-tours.ru
78.31.73.13	A	felix.rzn.ru
78.31.73.85	PTR	mail2.ryazan.gkm.ru
78.31.73.152	PTR	mail.russbeer.ru
78.31.73.157	A+PTR	mail.amka62.ru
78.31.73.157	A	amka62.ru
78.31.73.157	A	mail1.amka62.ru
78.31.73.164	PTR	center-fp.ru
78.31.73.164	A	www.center-fp.ru
78.31.73.185	A	*.element-studio.ru
78.31.73.185	A	home.element-studio.ru
78.31.73.185	A	modeus.element-studio.ru
78.31.73.244	PTR	tele7.ryazan.ru
78.31.74.4	A	mail.tiny3drenders.ru
78.31.74.4	A	tiny3drenders.ru
78.31.74.4	A	unde.su
78.31.74.11	A	snugpass.com
78.31.74.32	PTR	pptp-78-31-74-32.nlink.ru
78.31.74.36	A	amunet.ru
78.31.74.36	A	mail.xvalex.ru
78.31.74.36	A	mail.amunet.ru
78.31.74.82	A	xn--80aeefbphvkh2aci8g.xn--p1ai
78.31.74.115	PTR	pptp-78-31-74-115.nlink.ru
78.31.74.115	A	ns2.mks62.ru
78.31.74.115	A	ns2.r-media.pro
78.31.74.150	A	vovikilelik.com
78.31.74.179	PTR	natpool-78-31-74-179.nlink.ru
78.31.74.238	A	mail.azadm.ru
78.31.74.247	A	viktorpushkin.net
78.31.75.20	A+PTR	mail.polynom.biz
78.31.75.20	A	www.polynom.biz
78.31.75.20	A	*.polynom.biz
78.31.75.21	A	alt.nlink.ru
78.31.75.66	A+PTR	mail.ryazanregiongaz.ru
78.31.75.68	A+PTR	mail.ryazanregiongaz.ru
78.31.75.122	PTR	mail.relef.ru
78.31.75.122	A	my.relef.ru
78.31.75.139	PTR	pptp-78-31-75-139.nlink.ru
78.31.75.139	A	www.hlebzavod3.ru
78.31.75.151	PTR	inet62.ru
78.31.75.151	A	mail.gorseti62.ru
78.31.75.226	A	westcall-rzn.ru
78.31.75.228	A+PTR	cdns2.nlink.ru
78.31.75.237	A	citybus62.ru
78.31.75.239	A	bubuntu.org
78.31.75.242	A	regionbus62.ru
78.31.75.249	A	mozgoteka.ru
78.31.76.34	PTR	gw.rzgmu.ru
78.31.76.38	A	ns2.62live.ru
78.31.76.38	A	bulkin62.ru
78.31.76.50	A+PTR	mail.minfin-rzn.ru
78.31.76.150	A+PTR	mail.rzgmu.ru
78.31.76.182	PTR	62live.ru
78.31.76.182	PTR	mx.62live.ru
78.31.76.182	A	ns1.62live.ru
78.31.76.234	A	silon.su
78.31.77.28	PTR	relay.rusmoroz.ru
78.31.77.44	A+PTR	mail.iageengineering.net
78.31.77.93	A	emmaleegic.newaffairn0tification.ru
78.31.77.167	PTR	mail.eurohld.ru
78.31.77.173	PTR	mail.euroexp.ru
78.31.77.198	A+PTR	selfmail.gukrzn.ru
78.31.77.198	A	gukrzn.ru
78.31.78.2	PTR	ost-rou-vl248.nlink.ru
78.31.78.24	PTR	dhcp-dynamic-78-31-78-24.broadband.nlink.ru
78.31.78.42	A	pro.admrzn.ru
78.31.78.82	PTR	mail.zvetmet.ru
78.31.78.101	A	pj-com.ru
78.31.78.242	A	mail.www.apu-fsin.ru
78.31.78.242	A	apu-fsin.ru
78.31.78.242	A	www.apu-fsin.ru
78.31.78.243	A	lms.apu-fsin.ru
78.31.78.244	PTR	dhcp-dynamic-78-31-78-244.broadband.nlink.ru
78.31.78.250	PTR	dhcp-dynamic-78-31-78-250.broadband.nlink.ru
78.31.78.250	A	edu.apu-fsin.ru
78.31.79.27	A	lt-ns4.ltcom.ru
78.31.79.30	A	lt-ns1.ltcom.ru
78.31.79.82	A	mail.rusleadmail.ru
78.31.79.82	A	mta-82-nl03.rusleadmail.ru
78.31.79.84	A	mta-84-nl03.rusleadmail.ru
78.31.79.104	A+PTR	mx.mfc.admrzn.ru
78.31.79.104	A+PTR	mx.uchastok.admrzn.ru
78.31.79.104	A	www.obr-rzn.ru