Robtex

Up: 84.52.88.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 84.52.88.0/25
Down right: 84.52.88.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
84.52.88.6	A+PTR	mail.oku.com.ru
84.52.88.7	A+PTR	mail.enchoice.ru
84.52.88.14	PTR	84-52-88-14.westcall.net
84.52.88.21	PTR	gate.atr-sz.ru
84.52.88.30	PTR	mail.vesta.spb.ru
84.52.88.39	A+PTR	spb.nz.ru
84.52.88.45	A+PTR	mailin3.danskebank.ru
84.52.88.67	PTR	84-52-88-67.westcall.net
84.52.88.79	PTR	84-52-88-79.westcall.net
84.52.88.89	PTR	mail.rosdiagnostika.ru
84.52.88.104	PTR	84-52-88-104.westcall.net
84.52.88.110	A	eosago21-vek.ru
84.52.88.110	A	www.eosago21-vek.ru
84.52.88.115	PTR	84-52-88-115.westcall.net
84.52.88.115	A	inte-co.ru
84.52.88.115	A	itc.spb.ru
84.52.88.118	PTR	84-52-88-118.westcall.net
84.52.88.141	PTR	pitertour.ru
84.52.88.179	PTR	84-52-88-179.westcall.net
84.52.88.184	PTR	84-52-88-184.westcall.net
84.52.88.197	PTR	84-52-88-197.westcall.net
84.52.88.197	A	www.probki.net
84.52.88.197	A	probki.net
84.52.88.198	A	bgeo.fi
84.52.88.198	A	www.bgeo.fi
84.52.88.199	A	www.apponmap.com
84.52.88.199	A	apponmap.com
84.52.88.202	A+PTR	relay.probki.net
84.52.88.204	PTR	84-52-88-204.westcall.net
84.52.88.204	A	dpoic.probki.net
84.52.88.204	A	monic.probki.net
84.52.88.210	PTR	84-52-88-210.westcall.net
84.52.88.210	A	ns2.argo-spb.ru
84.52.88.210	A	ns.smartmediasystems.ru
84.52.88.211	PTR	84-52-88-211.westcall.net
84.52.88.211	A	cloudcinema.ru
84.52.88.212	PTR	84-52-88-212.westcall.net
84.52.88.212	A	cloudmovies.ru
84.52.88.214	PTR	84-52-88-214.westcall.net
84.52.88.214	A	cloudtv.ru
84.52.88.214	A	www.albo.ru
84.52.88.216	PTR	84-52-88-216.westcall.net
84.52.88.217	A	just4test.info
84.52.88.218	PTR	84-52-88-218.westcall.net
84.52.88.218	A	mail.smartmediasystems.ru
84.52.88.218	A	cloudtv.ru
84.52.88.246	PTR	puson.ru