Robtex

Up: 31.3.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 31.3.80.0/22
Down right: 31.3.84.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
31.3.80.166	PTR	166-80-3-31-gw.netz.netkom-line.net
31.3.84.5	A	schoenstedt-online.de
31.3.84.61	A	80.153.90.30.online-systemhaus.de
31.3.84.61	A	online-systemhaus.de
31.3.84.62	A	art-phone.com
31.3.84.69	A	mail.helipark.de
31.3.84.77	A+PTR	mail1.helipark.de
31.3.84.82	A	igate.logatec.com
31.3.84.84	A	mailgate1.logatec.com
31.3.84.85	A	mailgate2.logatec.com
31.3.84.98	A	mail01.lehmann-partner.de
31.3.84.114	A	mail1.leg-thueringen.de
31.3.84.114	A	mail1.legthueringen.de
31.3.84.120	A	mail1.legthueringen.de
31.3.84.162	A+PTR	mail.gassmann-gmbh.eu
31.3.84.181	A	mail.grafe.com
31.3.84.195	A	mx2.ruhlamat.de
31.3.84.195	A	mx.ruhlamat.de
31.3.84.196	A	ftp.ruhlamat.de
31.3.84.242	A	mail.asola-tech.com
31.3.84.250	PTR	mailx.stadtwerke-sondershausen.de
31.3.84.252	A	mail.sws-sdh.de
31.3.85.132	A+PTR	mailgw.q-soft.de
31.3.85.194	A+PTR	mx01.sev-soemmerda.de
31.3.85.205	PTR	mail.stadtwerke-muehlhausen.de
31.3.87.12	A	berghof-systeme.org
31.3.87.12	A	mailexch.berghof-systeme.org
31.3.87.58	A	nick.nnmedia.eu
31.3.87.126	A	nick.nnmedia.eu
31.3.87.148	A	mail.greiser-shl.de
31.3.87.148	A	greiser-shl.de
31.3.87.148	A	www.greiser-shl.de
31.3.87.170	A+PTR	mail.rennsteig.com
31.3.87.170	A	mail.rennsteig.eu
31.3.87.178	A+PTR	mx2.viba-sweets.de
31.3.87.194	A	mail.sm-bau.de
31.3.87.194	A	mailbackup.sm-bau.de
31.3.87.202	A	german-beershop.de
31.3.87.202	A	dingslebener.de
31.3.87.202	A	dingslebener.eu
31.3.87.225	A	voip.esigma-technology.com
31.3.87.226	PTR	mail.esigma-technology.com
31.3.87.226	A	mx.sigmatronic.cz
31.3.87.226	A	mx.sigmatronic.eu
31.3.87.249	A+PTR	smtp.hartung-gmbh.com