Robtex

Up: 77.72.112.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 77.72.120.0/22
Down right: 77.72.124.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.72.120.6	A+PTR	ns1.chtp.net
77.72.120.18	A+PTR	srv-edge1.yka.spb.ru
77.72.120.22	PTR	22.120.72.77.chtp.net
77.72.120.22	A	mail.chtp.ru
77.72.120.22	A	mail2.chtp.net
77.72.120.78	A	sstroys.ru
77.72.120.78	A	mail.sstroys.ru
77.72.120.78	A	www.sstroys.ru
77.72.120.82	PTR	mx.trimita.ru
77.72.120.86	A	mail.speckon.ru
77.72.120.90	PTR	tgate.tridentsa.spb.ru
77.72.120.91	PTR	tgate.tridentsa.spb.ru
77.72.120.138	A	mail.supermaritime.ru
77.72.120.142	A	ns.tfl.spb.ru
77.72.120.150	A	picfs.com
77.72.120.178	PTR	178.120.72.77.chtp.net
77.72.120.220	A	mail.bta-spb.ru
77.72.120.220	A	mail.bta-spb.com
77.72.120.222	A	mail2.bta-spb.ru
77.72.120.222	A	mail2.bta-spb.com
77.72.121.6	A+PTR	ns2.chtp.net
77.72.121.11	PTR	porthouse.ru
77.72.121.11	A	xn--e1afawgidkn.xn--p1ai
77.72.121.12	A	mail1.chtp.net
77.72.121.98	A+PTR	yka.spb.ru
77.72.121.122	PTR	122.121.72.77.chtp.net
77.72.121.122	A	mail2.vender-climat.ru
77.72.121.130	PTR	130.121.72.77.chtp.net
77.72.121.170	A+PTR	m-relay.smart-company.ru
77.72.121.178	PTR	178.121.72.77.chtp.net
77.72.121.178	A	www.lto-plast.ru
77.72.121.178	A	moyka-spb.ru
77.72.122.18	A	mail.gvardman.ru
77.72.122.26	PTR	26.122.72.77.chtp.net
77.72.122.74	PTR	74.122.72.77.chtp.net
77.72.122.234	PTR	base.icedoor.ru
77.72.122.234	A	mx.larnek.ru
77.72.122.234	A	mx.barondveri.ru
77.72.123.38	A	spb.parus.com
77.72.123.38	A	mail.spb.parus.ru
77.72.123.38	A	mail.spb.parus.com
77.72.123.54	A	relay.talvi.spb.ru
77.72.123.198	A	mail.dancepromo.ru
77.72.123.198	A	mail.dmgdmg.ru
77.72.123.198	A	dancepromo.ru
77.72.123.206	A	mail.petrospectiva.ru
77.72.123.230	A	mail.bsem.su
77.72.124.22	A	server.mailagent.spb.ru
77.72.124.22	A	mailagent.spb.ru
77.72.124.22	A	mail.chtp.net
77.72.124.34	A	mail.dialogwms.ru
77.72.124.74	PTR	srv.lincomp.ru
77.72.124.112	PTR	112.124.72.77.chtp.net
77.72.124.138	PTR	arctech.ru
77.72.124.186	PTR	186.124.72.77.chtp.net
77.72.125.43	PTR	43.125.72.77.chtp.net
77.72.125.50	A+PTR	mail.darex.spb.ru
77.72.125.86	A	mail.brandmix.ru
77.72.125.86	A	mail.abd-spb.ru
77.72.125.98	A+PTR	mail.alee.ru
77.72.125.98	A	pechkin.alee.com
77.72.125.100	A	scandocs.ru
77.72.125.100	A	elibconsalt.ru
77.72.125.106	PTR	106.125.72.77.chtp.net
77.72.125.106	A	www.atiz.ru
77.72.125.106	A	elarchivo.ru
77.72.125.138	PTR	mail.sro-mosk.ru
77.72.125.142	A	mail.rusar-trade.com
77.72.125.146	PTR	146.125.72.77.chtp.net
77.72.125.229	A	mail.mobimeter.net
77.72.125.229	A	www.zaoklfz.ru
77.72.125.229	A	xn--80ajaklqedikdbpic3f.xn--p1ai
77.72.125.234	A	centr100.com
77.72.125.235	PTR	235.125.72.77.chtp.net
77.72.125.235	A	quadrivium.ru
77.72.125.241	PTR	241.125.72.77.chtp.net
77.72.125.241	A	quadrivium.ru
77.72.125.241	A	ilich-home.ru
77.72.125.242	PTR	242.125.72.77.chtp.net
77.72.125.244	A	www.zaoklfz.ru
77.72.125.252	A	basseinsvetlana.ru
77.72.125.252	A	lgrt.ru
77.72.125.252	A	derussa.com
77.72.126.62	A	www.finextech.com
77.72.126.74	PTR	74.126.72.77.chtp.net
77.72.126.74	A	mail.kvartet.spb.ru
77.72.126.106	PTR	106.126.72.77.chtp.net
77.72.126.106	A	mail.erlangnw.ru
77.72.126.138	A+PTR	mail2.i-t.spb.ru
77.72.126.234	PTR	234.126.72.77.chtp.net
77.72.126.234	A	mail.bmg-nedra.ru
77.72.127.2	A+PTR	mail.osti.ru
77.72.127.2	A	osti.it-ic.ru
77.72.127.19	A+PTR	mail.eltrast.ru
77.72.127.19	A	ns1.eltrast.ru
77.72.127.19	A	eltrast.ru
77.72.127.32	PTR	32.127.72.77.chtp.net
77.72.127.44	A	geointellect.com
77.72.127.58	PTR	58.127.72.77.chtp.net
77.72.127.58	A	tp-mebelnaya.ru
77.72.127.58	A	tp-borovaya.ru
77.72.127.118	A	mail.epce.su
77.72.127.118	A	mail.pspenergy.com.ru
77.72.127.174	A	spb1.autosat.com
77.72.127.174	A	spb1.glosav.ru
77.72.127.174	A	ns.weiss-electronic.spb.ru
77.72.127.186	A	mail.1cborc.ru
77.72.127.230	A	mx.gtionline.ru
77.72.127.246	A	mail.td-neva.ru