Robtex

Up: 89.191.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 89.191.16.0/21
Down right: 89.191.24.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.191.18.0	PTR	dummy.18.191.89.in-addr.arpa
89.191.18.226	A	sps.no
89.191.19.34	PTR	mailvasker.lillevikit.no
89.191.19.66	A+PTR	mail2.irisinfo.net
89.191.19.66	A	dns1.irisinfo.no
89.191.19.66	A	dns1.irisinfo.net
89.191.19.130	PTR	firewall.arcticsec.no
89.191.19.130	A	arcticsec.dk
89.191.19.130	A	arcticsecurities.dk
89.191.19.150	PTR	firewall50.activesystems.org
89.191.19.150	A	stiansen.org
89.191.19.242	PTR	skb-es-smtp.bymisjon.no
89.191.19.246	A	webmail.bymisjon.no
89.191.19.248	A+PTR	mx.bymisjon.no
89.191.19.249	A+PTR	mx2.bymisjon.no
89.191.20.2	PTR	sweeper.idekjeden.no
89.191.20.7	PTR	sweeper.idekjeden.no
89.191.20.66	A+PTR	infomail.infonor.no
89.191.20.147	A	mail.toi.no
89.191.20.187	A	mail.salgscompagniet.no
89.191.20.202	A	mail.beckmaskin.no
89.191.21.42	A+PTR	mail.pabachke.no
89.191.21.74	A	remote.provida.no
89.191.21.78	A	mail.ikano.no
89.191.21.123	A	mail.systemtransport.no
89.191.21.189	A	ns1.voipworks.no
89.191.21.210	PTR	wolfram.jckf.no
89.191.21.210	A	bul-steinkjer.no
89.191.21.210	A	jakobsen-grafiske.no
89.191.23.2	A	mail.hallgren.no
89.191.24.150	A	poc.no
89.191.24.204	A	mail.micanor.no
89.191.25.5	A	mail2.drammenbilhavn.no
89.191.25.18	A	www.digitalimpuls.no
89.191.25.18	A	digitalimpuls.no
89.191.25.35	A	www.ski.kommune.no
89.191.25.35	A	ski.kommune.no
89.191.25.49	A	www.ski.kommune.no
89.191.25.49	A	ski.kommune.no
89.191.25.49	A	www.ski.no
89.191.25.69	A	mail.hotel-continental.no
89.191.25.69	A	owa.hotel-continental.no
89.191.25.70	PTR	mail.drammen.kommune.no
89.191.25.70	A	mail.drmk.no
89.191.25.186	A	thor.utilityisp.com
89.191.25.203	A	norsksynergi.no
89.191.25.203	A	norsksynergi.com
89.191.25.203	A	mail2.norsksynergi.no
89.191.26.18	A+PTR	edm.audio-media.no
89.191.26.21	PTR	mail.audio-media.no.26.191.89.in-addr.arpa
89.191.26.21	A	mail.musikklink.no
89.191.26.21	A	mail.musiklink.se
89.191.26.34	PTR	sildelaget.no
89.191.26.34	A	mail.rogfisk.no
89.191.26.51	PTR	mail.nesodden.kommune.no
89.191.26.51	A	mail.monsterwork.no
89.191.26.54	A	nicecloud.no
89.191.26.54	A	www.nicecloud.no
89.191.26.56	A	monsterplay.no
89.191.26.82	PTR	mail.weibull.no
89.191.27.50	A	firewall.almanakkforlaget.no
89.191.27.54	A	vpn.almanakkforlaget.no
89.191.27.231	A	smtp.teglveien.com
89.191.27.231	A	sync.teglveien.com
89.191.27.239	A+PTR	smtp.hm-drift.com
89.191.27.239	A	zalo.hm-drift.com
89.191.27.241	PTR	zalo.hm-drift.com
89.191.27.241	A	vask.hm-drift.com
89.191.27.241	A	plumbo.hm-drift.com
89.191.27.246	A	mudin.hm-drift.com
89.191.29.34	A	khold.net
89.191.29.204	A	ns.fronteri.com
89.191.29.204	A	lucky.fronteri.com
89.191.29.204	A	fronteri.com
89.191.30.21	A	mail.pdlabs.com
89.191.30.21	A	pdlabs.com
89.191.30.21	A	www.pdlabs.no
89.191.30.82	A	akershus.fylkesbibl.no
89.191.30.82	A	bibliotekrom.no
89.191.30.82	A	nes-ak.folkebibl.no
89.191.30.83	A	fia.akershus-f.kommune.no
89.191.31.3	A	alpinepro.no
89.191.31.3	A	myipas.no
89.191.31.3	A	hildejorgensen.no
89.191.31.53	A	byggfornyelse.no
89.191.31.53	A	www.byggfornyelse.no
89.191.31.55	A	webmail.byggfornyelse.no
89.191.31.57	A	smtp.byggfornyelse.no
89.191.31.70	A	offexch.boaoffshore.net
89.191.31.75	A	offexch.boaoffshore.net
89.191.31.151	PTR	mail.klassekampen.no
89.191.31.171	A+PTR	smtp.pf.no
89.191.31.173	PTR	mail.pf.no
89.191.31.202	A+PTR	mail.tobb.no