Robtex

Up: 80.89.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 80.89.132.0/23
Down right: 80.89.134.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.89.132.14	A+PTR	monro.biz
80.89.132.14	A	www.monro.biz
80.89.132.14	A	ns.monro.biz
80.89.132.38	PTR	gw-meshalkina.ll-nsk.zsttk.ru
80.89.132.38	A	relay.nricp.ru
80.89.132.38	A	ns.nricp.ru
80.89.132.46	A	gw-dobrov-ap.ll-nsk.zsttk.ru
80.89.132.58	A	gw-z-nsk.ll-nsk.zsttk.ru
80.89.132.66	A	sib.tstn.ru
80.89.132.110	A	mail2.creoservice.ru
80.89.132.142	PTR	mail.intermost.ru
80.89.132.142	A	cs.ll-nsk.zsttk.ru
80.89.132.194	PTR	dream.kvarsys.ru
80.89.132.194	A+PTR	mail.kvarsys.ru
80.89.132.202	PTR	nsk.sang.ru
80.89.132.210	A	gw-gorodskoe-zhilishnoe-agentstvo.ll-nsk.zsttk.ru
80.89.132.214	PTR	rf-54.ru
80.89.132.214	A	r-f54.ru
80.89.132.214	A	mail2.r-f54.ru
80.89.132.234	A+PTR	gw-pusk.ll-nsk.zsttk.ru
80.89.132.234	A	mail2.food-master.ru
80.89.132.234	A	ns2.food-master.ru
80.89.132.242	A+PTR	gw-universalqnaja-media-setq.ll-nsk.zsttk.ru
80.89.132.242	A	ns2.umsn.ru
80.89.132.242	A	ns2.potocky.ru
80.89.133.18	A+PTR	mail.nspu.net
80.89.133.19	A	id.nspu.net
80.89.133.19	A	www2.nspu.net
80.89.133.20	PTR	ns.nspu.net
80.89.133.20	A	id.nspu.net
80.89.133.20	A	gate.nspu.ru
80.89.133.24	A	xn--d1ahsb.xn--p1ai
80.89.133.133	PTR	door.arqatech.com
80.89.133.133	A	mx-door.quik.ru
80.89.133.133	A	mx-door.smvb-it.ru
80.89.133.140	A	support.quik.ru
80.89.133.162	A	s2.update.2gis.com
80.89.133.162	A	ttk.update.2gis.com
80.89.133.162	A	s02.do.update.2gis.com
80.89.133.166	A+PTR	ns2.2gis.com
80.89.133.166	A	ns2.2gis.ru
80.89.133.174	A+PTR	sicex.ru
80.89.133.174	A	stwall.sicex.ru
80.89.133.215	A	access.quik.ru
80.89.133.243	A	nsk-p2p02.myttk.ru
80.89.133.244	A	mirror.myttk.ru
80.89.134.27	PTR	uomz11
80.89.134.34	PTR	se-shop.ru
80.89.134.41	A	ns1.industrialsystems.ru
80.89.134.42	A+PTR	ceb125.cebbank.ru
80.89.134.140	A	bil.vistomsk.ru
80.89.134.140	A	my1.vistomsk.ru
80.89.134.198	A	xn--80aaxkinrg.xn--p1ai
80.89.134.198	A	platisam.ru
80.89.135.1	PTR	ns.scert.ru
80.89.135.65	PTR	gate.scert.ru
80.89.135.193	PTR	linkzsttk.scert.ru