Robtex

Up: 91.143.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 91.143.56.0/22
Down right: 91.143.60.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.143.58.4	A	www.nyagan.net
91.143.58.4	A	nyagan.net
91.143.58.5	A	ns2.nyagan.su
91.143.58.10	A+PTR	ns.nyagan.su
91.143.58.10	A	nyagan.su
91.143.58.27	A	speedtest.nyagan.net
91.143.58.154	A	mail.talspecstroi.ru
91.143.58.252	A+PTR	mail.tgcompany.ru
91.143.59.141	PTR	admnyagan.ru
91.143.60.161	A+PTR	mail.yammeh.ru
91.143.60.224	A	ns1.n24.ru
91.143.60.224	A	ns1.arctic24.news
91.143.60.224	A	ns1.arctica.media
91.143.61.4	A+PTR	pfsgg.ru
91.143.61.4	A	arbeitskreis-umweltrecht.de
91.143.61.4	A	ns.pfsgg.ru
91.143.61.70	PTR	urn-s-smtp01.nghk.ru
91.143.61.103	PTR	mx10.zapgs.ru
91.143.61.103	A	mail2.zapgs.ru
91.143.61.146	A+PTR	nngp.gtng.ru
91.143.61.146	A	mx.nngp.gtng.ru
91.143.61.199	A+PTR	mx1.nghk.ru
91.143.61.200	A	urn-s-smtp01.nghk.ru
91.143.61.201	A+PTR	urn-s-smtp02.nghk.ru
91.143.61.201	A	ns2.nghk.ru
91.143.61.205	A	mail.nghk.ru
91.143.61.216	A	mail2.nubk.ru
91.143.62.18	PTR	vptus.ru
91.143.62.116	A+PTR	oaovn.ru
91.143.62.116	A	www.oaovn.ru
91.143.62.116	A	ns.oaovn.ru
91.143.62.125	A+PTR	mail.negoil.ru
91.143.62.125	A	negoil.ru
91.143.62.136	PTR	oaovn.ru
91.143.62.154	A+PTR	radmmail.admradugny.ru
91.143.62.154	A	gateway.admradugny.ru
91.143.62.154	A	mail.admradugny.ru
91.143.62.161	A+PTR	nrad.su
91.143.62.254	PTR	ns2.tngs.ru
91.143.63.6	A	ns.tngs.ru
91.143.63.7	A	ural.comstar.ru
91.143.63.9	A+PTR	hq.tngs.ru
91.143.63.11	A	rad-100-01.tngs.ru
91.143.63.18	PTR	retracker.local
91.143.63.42	A+PTR	mx.sib.comstar-r.ru
91.143.63.46	A+PTR	mx.mailtel.ru
91.143.63.55	PTR	tdnovera.ru
91.143.63.55	A	mail.tdnovera.ru
91.143.63.101	A	ipsaa.ru
91.143.63.109	A	xn----7sbkrdp3bg.xn--p1ai
91.143.63.134	A+PTR	mail.o-mega.info
91.143.63.134	A	mail.mega-city.tv
91.143.63.135	PTR	nissan-tmn.ru
91.143.63.139	PTR	tpkdom.ru
91.143.63.139	A	mx1.keramatmn.ru
91.143.63.139	A	mx1.tpkdom.ru
91.143.63.204	A	index72.ru
91.143.63.211	A+PTR	msetyumen.ru
91.143.63.211	A	mx10.msetyumen.ru