Robtex

Up: 80.76.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 80.76.0.0/22
Down right: 80.76.4.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.76.0.0	PTR	80-76-0-0.net.openoffice.ch
80.76.0.8	A+PTR	dns1.openoffice.ch
80.76.0.8	A	topa.openoffice.ch
80.76.0.9	A	resolver1.openoffice.ch
80.76.0.9	A	vks.openoffice.ch
80.76.0.11	PTR	mail.openoffice.ch
80.76.0.99	A	80-76-0-99.net.openoffice.ch
80.76.0.140	A	*.rezi.eu.com
80.76.0.140	A	rezi.eu.com
80.76.0.140	A	www.rezi.eu.com
80.76.0.177	A	80-76-0-177.net.openoffice.ch
80.76.0.220	A	mail.silverdox.com
80.76.0.225	A	80-76-0-225.net.openoffice.ch
80.76.0.233	A	test.openoffice.ch
80.76.1.0	PTR	80-76-1-0.net.openoffice.ch
80.76.1.2	A	mail.cargoservice.ch
80.76.1.2	A	cargoservice.ch
80.76.1.7	A	80-76-1-7.net.openoffice.ch
80.76.1.8	A+PTR	dns2.openoffice.ch
80.76.1.8	A	dns2.slash10.net
80.76.1.9	A	resolver2.openoffice.ch
80.76.1.10	PTR	80-76-1-10.net.openoffice.ch
80.76.1.100	A	my.4netdesign.com
80.76.3.5	A	dns1.slash10.net
80.76.3.6	A	office.slash10.net
80.76.3.7	A	office.slash10.net
80.76.3.8	A	alpha.slash10.net
80.76.3.34	PTR	80-76-3-34.net.openoffice.ch
80.76.3.34	A	readaction.at
80.76.3.36	A	mail.bacher.li
80.76.3.36	A	mail.bachers.com
80.76.3.41	A	80-76-3-41.net.openoffice.ch
80.76.3.165	A	dns1.thaifriends.ch
80.76.3.166	A	mail.debug.ch
80.76.3.166	A	debug.ch
80.76.3.173	A	dns2.thaifriends.ch
80.76.3.174	A	thaifriends.ch
80.76.3.177	A	mail.preisparadies.ch
80.76.3.183	A	bsk.at
80.76.3.183	A	topgravuren.ch
80.76.3.183	A	rheinschauen.ch
80.76.3.243	PTR	gamma.slash10.net
80.76.4.1	PTR	hsrp-4.openoffice.ch
80.76.4.6	A	1956.at
80.76.4.9	PTR	www.openoffice.ch
80.76.4.9	A	www.kinderbauernhof.org
80.76.4.9	A	kinderbauernhof.org
80.76.4.16	PTR	80-76-4-16.net.openoffice.ch
80.76.4.16	A	exvor.com
80.76.4.16	A	www.danielkocher.ch
80.76.4.17	A	www.hastu.ch
80.76.4.18	A	himmel-ueber-dafins.com
80.76.4.25	PTR	80-76-4-25.net.openoffice.ch
80.76.4.25	A	exvor.com
80.76.4.25	A	himmel-ueber-dafins.com
80.76.6.1	PTR	80-76-12-1.net.openoffice.ch
80.76.6.1	A	bit-allianz.com
80.76.6.1	A	entiiso.com
80.76.6.57	A	ip1.noop.ch
80.76.6.57	A	noop.ch
80.76.7.1	A	mail.bit-allianz.com
80.76.7.1	A	mail.swissdatalab.com
80.76.7.1	A	mail.swissdatalabs.com
80.76.7.32	A+PTR	mail.textronica.com
80.76.7.32	A	mail.scitec.ms
80.76.7.32	A	mail.scitec-ag.com
80.76.7.34	PTR	pppoe-34.net.openoffice.ch
80.76.7.40	A	pppoe-40.net.openoffice.ch
80.76.7.55	A	mail.wmb.ch