Robtex

Up: 80.254.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 80.254.64.0/22
Down right: 80.254.68.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.254.64.0	PTR	80-254-64-0.dynamic.monzoon.net
80.254.64.94	A	80-254-64-94.dynamic.monzoon.net
80.254.64.211	A	wifi-ville-geneve.ch
80.254.64.250	PTR	80-254-64-250.dynamic.monzoon.net
80.254.64.250	A	prepaiddsl.ch
80.254.64.250	A	prepaid-dsl.ch
80.254.65.126	A	80-254-65-126.dynamic.swissvpn.net
80.254.66.1	PTR	80-254-66-1.dynamic.swissvpn.net
80.254.66.6	A	80-254-66-6.dynamic.swissvpn.net
80.254.66.17	PTR	80-254-66-17.mobileaccess.monzoon.net
80.254.66.17	A	80-254-66-17.dynamic.swissvpn.net
80.254.66.24	A	80-254-66-24.dynamic.swissvpn.net
80.254.66.29	A	80-254-66-29.dynamic.swissvpn.net
80.254.66.35	PTR	80-254-66-35.dynamic.swissvpn.net
80.254.66.49	PTR	80-254-66-49.mobileaccess.monzoon.net
80.254.66.58	A+PTR	80-254-66-58.dynamic.swissvpn.net
80.254.66.128	A+PTR	80-254-66-128.mobileaccess.monzoon.net
80.254.66.128	A	80-254-66-128.dynamic.swissvpn.net
80.254.66.144	PTR	80-254-66-144.mobileaccess.monzoon.net
80.254.66.144	A	luucs.nl
80.254.66.145	A	80-254-66-145.dynamic.swissvpn.net
80.254.66.182	A	80-254-66-182.dynamic.swissvpn.net
80.254.66.185	PTR	80-254-66-185.dynamic.swissvpn.net
80.254.66.186	A	80-254-66-186.dynamic.swissvpn.net
80.254.67.243	A	80-254-67-243.dynamic.monzoon.net
80.254.67.250	A	80-254-67-250.dynamic.monzoon.net
80.254.68.10	A+PTR	80-254-68-10.dynamic.monzoon.net
80.254.68.73	A	80-254-68-73.dynamic.monzoon.net
80.254.68.207	A	80-254-68-207.dynamic.monzoon.net
80.254.68.209	PTR	80-254-68-209.dynamic.monzoon.net
80.254.69.4	A	80-254-69-4.dynamic.monzoon.net
80.254.69.6	A	80-254-69-6.dynamic.monzoon.net
80.254.69.10	PTR	80-254-69-10.dynamic.monzoon.net
80.254.69.11	A+PTR	80-254-69-11.dynamic.monzoon.net
80.254.69.21	A	80-254-69-21.dynamic.monzoon.net
80.254.69.25	A+PTR	80-254-69-25.dynamic.monzoon.net
80.254.69.32	A+PTR	80-254-69-32.dynamic.monzoon.net
80.254.69.34	A+PTR	80-254-69-34.dynamic.monzoon.net
80.254.69.40	PTR	80-254-69-40.dynamic.monzoon.net
80.254.69.42	A+PTR	80-254-69-42.dynamic.monzoon.net
80.254.69.55	A	80-254-69-55.dynamic.monzoon.net
80.254.69.57	A+PTR	80-254-69-57.dynamic.monzoon.net
80.254.69.203	A+PTR	80-254-69-203.dynamic.monzoon.net
80.254.70.116	A	80-254-70-116.dynamic.monzoon.net
80.254.71.1	A+PTR	riv1-cor01-ge0-1-711.monzoon.net
80.254.71.10	A+PTR	firewall2.mobilesolutions.ch
80.254.71.14	A	80-254-71-14.static.monzoon.net
80.254.71.15	A	80-254-71-15.static.monzoon.net
80.254.71.15	A	dns2.mobilesolutions.ch
80.254.71.16	A	webserver09.ms.autronic.ch
80.254.71.16	A	bildertausch.ch
80.254.71.16	A	www.bildertausch.ch
80.254.71.27	PTR	80-254-71-27.static.monzoon.net
80.254.71.27	A	webserver07.ms.autronic.ch
80.254.71.27	A	samsunghall.ch
80.254.71.28	A	www.riverside.ch
80.254.71.28	A	riverside.ch
80.254.71.32	PTR	80-254-71-32.static.monzoon.net
80.254.71.32	A	tc2.ch
80.254.71.34	PTR	mail2.mobilesolutions.ch
80.254.71.34	A	bildertausch.ch
80.254.71.34	A	www.autronic.ch
80.254.71.35	PTR	mail3.mobilesolutions.ch
80.254.71.39	A	www.riverside.ch
80.254.71.39	A	riverside.ch
80.254.71.40	A	remote.riverside.ch
80.254.71.49	PTR	80-254-71-49.static.monzoon.net
80.254.71.49	A	mail.autronic.ch
80.254.71.50	A+PTR	firewall.lehmannholding.ch
80.254.71.50	A	srv-fw-01.lehmannholding.ch
80.254.71.52	A	mail2.lehmannholding.ch
80.254.71.54	A	www.autronic.ch
80.254.71.82	PTR	80-254-71-82.static.monzoon.net
80.254.71.82	A	gta.ch
80.254.71.100	A	tthiaskoch.com
80.254.71.100	A	mx.wireless-insights.net
80.254.71.100	A	mx.tthiaskoch.com
80.254.71.104	A+PTR	atlantis.schwan.ch
80.254.71.104	A	schwan.ch
80.254.71.110	A	mx.wireless-hotspot.com
80.254.71.110	A	wireless-hotspot.com
80.254.71.112	A	80-254-71-112.static.monzoon.net
80.254.71.128	A	80-254-71-128.static.monzoon.net
80.254.71.129	A	mail.tucayromanlaw.com
80.254.71.129	A	mail.overseasprivateequity.com
80.254.71.139	A+PTR	80-254-71-139.static.monzoon.net
80.254.71.164	A	wireless-insights.info
80.254.71.164	A	mx.wireless-insights.info
80.254.71.164	A	wireless-insights.org
80.254.71.170	A+PTR	zrh1-win01.monzoon.net
80.254.71.199	A+PTR	ns2.gr8.ch
80.254.71.199	A	nt02.walliser.ch
80.254.71.200	A+PTR	ns1.gr8.ch
80.254.71.200	A	nt01.walliser.ch
80.254.71.201	A	cnc-feinmechanik.ch
80.254.71.201	A	cnc-feinwerktechnik.ch
80.254.71.203	PTR	web03.gr8.ch
80.254.71.210	PTR	www.icemail.ch
80.254.71.210	A	cs.gr8.ch
80.254.71.211	A	kvas.ch
80.254.71.211	A	rentanesth.com
80.254.71.211	A	jrdesign.ch
80.254.71.234	PTR	80-254-71-234.static.monzoon.net
80.254.71.234	A	www.geopolix.net
80.254.71.234	A	mail.teekunst-sangerhausen.de
80.254.71.242	A+PTR	80-254-71-242.static.monzoon.net
80.254.71.242	A	dns3.mobilesolutions.ch