Robtex

Up: 91.213.100.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 91.213.100.0/25
Down right: 91.213.100.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.213.100.30	A+PTR	autodiscover.corp.competec.ch
91.213.100.30	PTR	mail.corp.competec.ch
91.213.100.30	A+PTR	mail.competec.ch
91.213.100.32	A	ftp.pcwebshop.ch
91.213.100.34	A+PTR	webmail.competec.ch
91.213.100.34	PTR	service.alltron.ch
91.213.100.34	A+PTR	ts.competec.ch
91.213.100.36	PTR	mx.con2u.ch
91.213.100.36	A	helo.competec.ch
91.213.100.37	A+PTR	ns3.competec.ch
91.213.100.37	A	ns1.brack.ch
91.213.100.38	A+PTR	ns4.competec.ch
91.213.100.38	A	ns2.brack.ch
91.213.100.39	PTR	alltron.ch
91.213.100.39	PTR	brack.ch
91.213.100.39	A+PTR	supplier.competec.ch
91.213.100.40	PTR	www.brack.ch
91.213.100.40	A	architronic.brack.ch
91.213.100.42	A+PTR	c-cloud.competec.ch
91.213.100.43	A+PTR	www.stiftipedia.ch
91.213.100.43	A	stiftipedia.ch
91.213.100.46	A	mx1.competec.ch
91.213.100.49	PTR	asusnotebook.ch
91.213.100.49	PTR	daydeal.ch
91.213.100.49	A+PTR	my-ditto.ch
91.213.100.50	PTR	alltron-solution.ch
91.213.100.50	PTR	alltron-solutions.ch
91.213.100.50	PTR	alltronsolution.ch
91.213.100.51	PTR	daydealer.ch
91.213.100.51	A+PTR	deal-day.ch
91.213.100.51	A+PTR	day-deal.ch
91.213.100.57	A+PTR	forti01.competec.ch
91.213.100.57	PTR	mx0.zalman.ch
91.213.100.57	A	mx0.daydeal.ch
91.213.100.58	A	velleman.ch
91.213.100.68	A+PTR	production.competecapis.ch
91.213.100.68	A+PTR	competecapis.ch
91.213.100.125	PTR	mx0.con4u.ch
91.213.100.126	A+PTR	ns1.competec.ch
91.213.100.127	A+PTR	ns2.competec.ch
91.213.100.127	PTR	ns2.con4u.ch
91.213.100.127	PTR	vns2.con4u.ch
91.213.100.128	PTR	dnntest.alltron-solution.ch
91.213.100.128	PTR	dnntest.alltron.ch
91.213.100.128	PTR	*.dnnstage.brack.ch
91.213.100.130	A	myupdate.ch
91.213.100.136	PTR	mocom.ch
91.213.100.136	A	pc-trade.ch
91.213.100.140	PTR	chbuy.ch
91.213.100.140	PTR	ecodect.ch
91.213.100.140	PTR	gigasetcenter.ch
91.213.100.166	A	shop.yanni.ch
91.213.100.172	A	nasacom.ch
91.213.100.179	A	www.bwaretrade.ch
91.213.100.179	A	bwaretrade.ch
91.213.100.253	A	webfarm.brack.ch