Robtex

Up: 185.100.80.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.100.80.0/23
Down right: 185.100.82.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.100.80.1	A	realcomm.it
185.100.80.1	A	realcomm.biz
185.100.80.1	A	www.realcomm.it
185.100.80.4	A	mail.studio-delta.it
185.100.80.4	A	mail.x4k.it
185.100.80.5	A	smtp.pezzutti.it
185.100.80.7	A+PTR	mail01.realcomm.it
185.100.80.8	A+PTR	mail.presotto.com
185.100.80.8	A	mx.presotto.com
185.100.80.8	A	relay.presotto.com
185.100.80.9	A	mx.comunicazionevisiva.org
185.100.80.15	A	energy-home.it
185.100.80.15	A	energyathome.it
185.100.80.15	A	www.energy-home.it
185.100.80.16	A	mail.realcom.it
185.100.80.16	A	mail.marcogiacomini.it
185.100.80.16	A	mail.realcomm.it
185.100.80.18	A	mail.smartube.it
185.100.80.23	A	mx.omega2000.eu
185.100.80.23	A	mail.simeonitecnogreen.com
185.100.80.23	A	mail.toparredi.com
185.100.80.24	A	mail.deutzstore.com
185.100.80.24	A	mail.omega2000.eu
185.100.80.24	A	ecologistics.it
185.100.80.25	A+PTR	ns1.dc.realcomm.it
185.100.80.26	PTR	ns2.dc.realcomm.it
185.100.80.29	A	mail.niceappdomain.com
185.100.80.29	A	niceappdomain.com
185.100.80.36	PTR	mail.metodo.com
185.100.80.36	A	metodo.com
185.100.80.36	A	vladi.ws
185.100.80.38	PTR	mailscan2.dc.realcomm.it
185.100.80.39	PTR	mail.rippler.net
185.100.80.40	PTR	pleskt.pnweb.it
185.100.80.40	A	mx.fuoritutti.net
185.100.80.40	A	mx.hecates.com
185.100.80.45	PTR	smtp.sviluppoeterritorio.it
185.100.80.46	A	mail.realcomm.eu
185.100.80.54	A	uffweb.it
185.100.80.54	A	www.hunext.com
185.100.80.54	A	uffweb.com
185.100.80.57	A	jumbofile.it
185.100.80.58	PTR	mailscan4.pezzutti.it
185.100.80.64	A+PTR	cal01.calligaris.it
185.100.80.64	A	mail.calligaris.ma
185.100.80.64	A	mailrelay1.calligaris.it
185.100.80.68	A+PTR	mailcs.realcomm.it
185.100.80.68	A	mail.lasttechnology.it
185.100.80.73	A	personale.atvo.it
185.100.80.79	PTR	smtp.f12gestiware.com
185.100.80.79	A	realcomm.gestiware.it
185.100.80.84	A	ldoserver.com
185.100.80.90	A	mail.arsdi.it
185.100.80.90	A	ludovicofranzolini.com
185.100.80.90	A	isiszanussi.gov.it
185.100.80.92	PTR	plesk1.pnweb.it
185.100.80.92	A	enzazanettepainter.com
185.100.80.92	A	mail.cantinegava.com
185.100.80.138	A+PTR	hosting.multysoft.com
185.100.80.138	A	adminn.org
185.100.80.138	A	artes.com
185.100.81.252	A+PTR	ns1.constantlydistrusted.com
185.100.81.253	A+PTR	ns2.constantlydistrusted.com
185.100.82.2	A	circulatingplatforms.com
185.100.82.45	A	organisationsunderstanding.com
185.100.82.101	A	ns1.understandingtheimpacts.com
185.100.82.102	A	ns2.understandingtheimpacts.com
185.100.82.159	A	haveabetterunderstanding.com
185.100.82.215	A	constantlymonitoring.com
185.100.83.2	A+PTR	virtuaishing.net
185.100.83.2	A	adnaleinadny.com
185.100.83.97	A+PTR	mx.ial.fvg.it
185.100.83.97	A	mail.ial.fvg.it
185.100.83.97	A	mx.poloict.fvg.it
185.100.83.101	A	www.ialweb.it
185.100.83.101	A	ialweb.it
185.100.83.112	A	www.alberghiera.it
185.100.83.112	A	alberghiera.it