Robtex

Up: 81.31.150.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 81.31.151.0/25
Down right: 81.31.151.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.31.151.0	PTR	151.31.81.in-addr.arpa
81.31.151.3	A	os2.it
81.31.151.3	A	rold.com
81.31.151.3	A	vitautosrl.it
81.31.151.4	PTR	server1.aldano.biz
81.31.151.4	A	dragonballz.it
81.31.151.4	A	neoz.it
81.31.151.12	A	mxp2000.com
81.31.151.12	A	amicipelosi.com
81.31.151.13	PTR	wasabi.alien8.it
81.31.151.13	A	mail.oscommercehost.it
81.31.151.13	A	oscommercehost.it
81.31.151.15	PTR	hosting.sbinternet.it
81.31.151.15	A	ecoviarent.com
81.31.151.15	A	lafinestrasulmare.it
81.31.151.16	PTR	reseller1.myprivatehosting.biz
81.31.151.21	A	www.garasto.it
81.31.151.23	PTR	server1.joomlahost.it
81.31.151.23	A+PTR	81-31-151-23.vm.dnshosting.it
81.31.151.23	A	joomla-hosting.it
81.31.151.26	A	nuovimondimedia.it
81.31.151.28	PTR	server.altaserver.net
81.31.151.30	PTR	server30.y2khosting.biz
81.31.151.30	A	postaoggi.com
81.31.151.30	A	pippohydro.it
81.31.151.37	A+PTR	srv-81-31-151-37.serverdedicato.biz
81.31.151.37	A	mail.avionord-executive.com
81.31.151.37	A	avionord-executive.com
81.31.151.44	A+PTR	srv-81-31-151-44.serverdedicato.biz
81.31.151.44	A	traghettionline.net
81.31.151.48	PTR	exam-omc2.galesused.net
81.31.151.48	A	ns1.meetbrag.com
81.31.151.49	A	ns2.meetbrag.com
81.31.151.56	PTR	server1.tenbyte.net
81.31.151.67	PTR	srv-81-31-151-67.serverdedicato.biz
81.31.151.67	A	vetrolcd.com
81.31.151.74	A	81-31-151-74.vm.dnshosting.it
81.31.151.77	A	81-31-151-77.vm.dnshosting.it
81.31.151.77	A	reatti.net
81.31.151.78	A	81-31-151-78.vm.dnshosting.it
81.31.151.79	PTR	81-31-151-79.vm.dnshosting.it
81.31.151.80	PTR	www.toth.it
81.31.151.88	A+PTR	srv-81-31-151-88.serverdedicato.biz
81.31.151.88	A	simcoconsulting.it
81.31.151.104	A+PTR	rankarguer.com
81.31.151.104	A	ns2.rankarguer.com
81.31.151.104	A	ns1.rankarguer.com
81.31.151.123	A+PTR	manual-on.bulletcolor.com
81.31.151.124	PTR	mail.adlgroup.it
81.31.151.124	A	webmail.adlmailserver.com
81.31.151.124	A	mail.adlmailserver.com
81.31.151.128	PTR	srv-81-31-151-128.serverdedicato.biz
81.31.151.131	A+PTR	srv-81-31-151-131.serverdedicato.biz
81.31.151.131	A	apps4you.it
81.31.151.132	A+PTR	srv-81-31-151-132.serverdedicato.biz
81.31.151.132	A	ns1.fairissue.com
81.31.151.132	A	ns2.fairissue.com
81.31.151.133	A+PTR	srv-81-31-151-133.serverdedicato.biz
81.31.151.133	A+PTR	diary-arboreal.bulletcolor.com
81.31.151.133	A	meetbrag.com
81.31.151.157	A+PTR	goneecho.com
81.31.151.172	A+PTR	srv-81-31-151-172.serverdedicato.biz
81.31.151.172	A	mail.bbplanner.com
81.31.151.172	A	bbplanner.com
81.31.151.185	A+PTR	srv-81-31-151-185.serverdedicato.biz
81.31.151.185	A	www.cagiva.it
81.31.151.185	A	brighentigiacomo.it
81.31.151.194	A+PTR	win1.dnshosting.it
81.31.151.194	A	metal-press.com
81.31.151.194	A	www.sironisrl.it
81.31.151.195	A+PTR	win2.dnshosting.it
81.31.151.195	A	mail.sonicguitars.com
81.31.151.195	A	mail.liciabertin.com
81.31.151.196	A	win3.dnshosting.it
81.31.151.196	A	seraiamegastore.com
81.31.151.196	A	protezionecivilecunardo.it
81.31.151.197	A	maniforti.it
81.31.151.197	A	win4.dnshosting.it
81.31.151.219	PTR	jwin1.joomlahost.it
81.31.151.219	A	toronto.agrifruit.com
81.31.151.219	A	agrifruit.com
81.31.151.220	A+PTR	tenure-front.goneecho.com
81.31.151.220	A	ns1.goneecho.com
81.31.151.220	A	ns2.goneecho.com
81.31.151.228	A	mail.tourism.verona.it
81.31.151.228	A	tourism.verona.it