Robtex

Up: 77.221.156.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 77.221.157.0/25
Down right: 77.221.157.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.221.157.11	PTR	77.221.157.11.addr.datapoint.ru
77.221.157.11	A	s-b1.net
77.221.157.18	A+PTR	mx.inst-ipk.ru
77.221.157.18	A	inst-ipk.ru
77.221.157.18	A	wiki.yurclub.ru
77.221.157.19	PTR	77.221.157.19.addr.datapoint.ru
77.221.157.19	A	seminarinform.ru
77.221.157.19	A	mx.seminarinform.ru
77.221.157.20	A	seminarinform.su
77.221.157.20	A	mx.seminarinform.su
77.221.157.21	A+PTR	mx.russlect.ru
77.221.157.21	A	russlect.ru
77.221.157.22	A+PTR	mx.roslect.ru
77.221.157.22	A	roslect.ru
77.221.157.36	PTR	srv01.portmap.ru
77.221.157.36	A	mcty.ru
77.221.157.36	A	multsity.ru
77.221.157.44	PTR	77.221.157.44.addr.datapoint.ru
77.221.157.44	A	sleepingbags.ru
77.221.157.44	A	fiskarstools.ru
77.221.157.46	A	ns1.itavia.ru
77.221.157.58	PTR	clickstat.ru
77.221.157.69	PTR	77.221.157.69.addr.datapoint.ru
77.221.157.69	A	mail.acsco.org
77.221.157.75	A	ns1.zolotoi-arbuz.org
77.221.157.75	A	ns2.ratingslots.com
77.221.157.77	PTR	77.221.157.77.addr.datapoint.ru
77.221.157.77	A	maxi-avtomati.com
77.221.157.78	A	ns2.slotsonlinefree.info
77.221.157.78	A	avtomati-mania.com
77.221.157.98	A+PTR	mp3-ogg.ru
77.221.157.98	A	mx10.mp3-ogg.ru
77.221.157.98	A	*.mp3-ogg.ru
77.221.157.99	PTR	77.221.157.99.addr.datapoint.ru
77.221.157.99	A	mp3-ogg.net
77.221.157.99	A	mx10.mp3-ogg.net
77.221.157.100	PTR	77.221.157.100.addr.datapoint.ru
77.221.157.100	A	*.mp3ogg.ru
77.221.157.100	A	onecd.ru
77.221.157.106	PTR	77.221.157.106.addr.datapoint.ru
77.221.157.106	A	gerboved.ru
77.221.157.106	A	*.vector-images.de
77.221.157.107	PTR	77.221.157.107.addr.datapoint.ru
77.221.157.107	A	www.milbadges.com
77.221.157.107	A	vector-images.us
77.221.157.108	PTR	77.221.157.108.addr.datapoint.ru
77.221.157.108	A	www.geraldika.ru
77.221.157.108	A	heraldry.ru
77.221.157.109	PTR	77.221.157.109.addr.datapoint.ru
77.221.157.109	A	img5.cliparto.com
77.221.157.109	A	img1.cliparto.com
77.221.157.110	PTR	77.221.157.110.addr.datapoint.ru
77.221.157.110	A	cliparto.jp
77.221.157.110	A	civicheraldry.de
77.221.157.130	A	mail.volat.spb.ru
77.221.157.134	A	ns.volat.su
77.221.157.146	PTR	77.221.157.146.addr.datapoint.ru
77.221.157.146	A	www.umihost.ru
77.221.157.146	A	umihost.ru
77.221.157.170	A	pereezd-forsazh.ru
77.221.157.170	A	otl-pereezd.ru
77.221.157.186	A	mx.rbstools.ru
77.221.157.203	PTR	77.221.157.203.addr.datapoint.ru
77.221.157.203	A	edgestyle.ru
77.221.157.210	A	ns5.stavhost.com
77.221.157.218	PTR	77.221.157.218.addr.datapoint.ru
77.221.157.218	A	onlight.ru
77.221.157.218	A	ecokuhni.ru
77.221.157.221	A	avto-zp.ru
77.221.157.244	PTR	77.221.157.244.addr.datapoint.ru