Robtex

Up: 81.31.150.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 81.31.150.0/25
Down right: 81.31.150.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.31.150.0	PTR	150.31.81.in-addr.arpa
81.31.150.15	A	bihome.de
81.31.150.21	A	srv2-bihome.ma
81.31.150.35	A+PTR	bertolotto.crop.it
81.31.150.35	A	bertolottoporte.mobi
81.31.150.36	A+PTR	monitor.crop.it
81.31.150.36	A	lmservizifinanziari.it
81.31.150.37	PTR	mail.crop.it
81.31.150.37	A	mail.dodo.to
81.31.150.37	A	mail.anatollegno.it
81.31.150.39	A+PTR	zimbra.crop.it
81.31.150.39	A	mail.ristorantelavalle.it
81.31.150.39	A	mail2.toth.it
81.31.150.40	PTR	pianetalotto.crop.it
81.31.150.40	A	mail.comap.it
81.31.150.40	A	mail.dragone.net
81.31.150.41	PTR	web.crop.it
81.31.150.41	A	pm-cmonvos.it
81.31.150.41	A	www.toth.it
81.31.150.42	PTR	mail2.crop.it
81.31.150.42	A	mail2.kissweb-it.com
81.31.150.42	A	ns4.crop.it
81.31.150.45	A+PTR	etifin.crop.it
81.31.150.70	A	vmail.cayenne-digital.it
81.31.150.71	A	edisonenergysolutions.it
81.31.150.71	A	code.edisoncasa.it
81.31.150.71	A	edisonbusiness.it
81.31.150.73	A	mercatoneuno.it
81.31.150.73	A	mercatoneuno.com
81.31.150.73	A	www.mercatoneuno.it
81.31.150.78	A	assets.cayennelabs.it
81.31.150.79	A	planetsport.it
81.31.150.81	A+PTR	mail.cayennelabs.it
81.31.150.81	A	mail.smammas.it
81.31.150.81	A	mail.difendilaqualita.it
81.31.150.82	A	volantino.mediaworld.it
81.31.150.82	A	award.mediaworld.it
81.31.150.82	A	live.mediaworld.it
81.31.150.83	A	bonaldo.it
81.31.150.83	A	mail.foodeurs.net
81.31.150.83	A	fastflyambulance.com
81.31.150.85	A	ucicinemas.it
81.31.150.91	A	www.saturn.it
81.31.150.93	A	gaelsuv.it
81.31.150.93	A	smammas.it
81.31.150.93	A	mail.gaelsuv.it
81.31.150.94	A	www.edisongas.biz
81.31.150.139	A	vanzettiengineering.com
81.31.150.140	PTR	mail.axantweb.com
81.31.150.162	A	angelosepielli.it
81.31.150.162	A	winnamir.co.uk
81.31.150.162	A	dalidea.com
81.31.150.163	A	pemcrescitapersonale.com
81.31.150.163	A	eb-design.it
81.31.150.163	A	tamtamcar.com
81.31.150.164	A	mail.financialmarketingrevolution.com
81.31.150.165	A	mail.kss.it
81.31.150.165	A	milliondollartrader.it
81.31.150.165	A	mail.milliondollartrader.it
81.31.150.166	A	moodbet.com
81.31.150.166	A	mail.moodbet.com
81.31.150.181	PTR	guest1.iosystems.it
81.31.150.181	A	mail.andreadaponte.com
81.31.150.181	A	mail.dentibiciclette.com
81.31.150.183	A	mail.ariacondizionataservice.com