Robtex

Up: 91.138.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 91.138.96.0/20
Down right: 91.138.112.0/20

IP	Type	Hostname
91.138.96.6	A+PTR	idms.ziknet.ch
91.138.96.11	A+PTR	gsmxp001.ziknet.ch
91.138.96.12	A+PTR	gsmxp002.ziknet.ch
91.138.96.13	A	gsmxp003.ziknet.ch
91.138.97.6	A	mail.zetzwheel.ch
91.138.97.6	A	zetzwheel.ch
91.138.97.158	A+PTR	mail.maxlehner.ch
91.138.97.166	A+PTR	mail.grundmann.ch
91.138.97.166	A	mx.grundmann.ch
91.138.97.170	PTR	master.ist.ch
91.138.97.170	A	www.ist.ch
91.138.97.170	A	master.iltis-pls.ch
91.138.97.222	A	server02.sagenbach.ch
91.138.108.12	A	static-cable-customer.12.108.138.91.tbnet.ch
91.138.108.12	A	webmail.eckertag.ch
91.138.108.12	A	remote.eckertag.ch
91.138.108.36	A	mail.visionforlife.ch
91.138.108.44	A	static-cable-customer.44.108.138.91.tbnet.ch
91.138.108.244	A	yampe.org
91.138.116.98	A	dyn-cable-customer.98.116.138.91.tbnet.ch
91.138.117.97	A	dyn-cable-customer.97.117.138.91.tbnet.ch
91.138.119.92	A	dyn-cable-customer.92.119.138.91.tbnet.ch
91.138.122.177	A	dyn-cable-customer.177.122.138.91.tbnet.ch
91.138.124.0	PTR	dyn-cable-customer.0.124.138.91.tbnet.ch
91.138.126.22	A	mx3.ziknet.ch
91.138.126.31	A	idms1.ziknet.ch
91.138.126.40	A	suhr.tbnet.ch
91.138.126.42	A	web.tbnet.ch
91.138.126.45	A	webhost1.ziknet.ch
91.138.126.59	A	gaps.ziknet.ch
91.138.126.98	A+PTR	torrus.ziknet.ch
91.138.126.128	A+PTR	ns1.ziknet.ch
91.138.126.140	A+PTR	mx.ziknet.ch
91.138.126.140	A	mx.yetnet.ch
91.138.126.140	A	mx1.ziksuhr.ch
91.138.126.141	PTR	smtp.ziknet.ch
91.138.126.142	PTR	webmail.ziknet.ch
91.138.126.161	PTR	idms.ziknet.ch
91.138.126.162	A+PTR	administration.ziknet.ch
91.138.126.163	A+PTR	tftpres.ziknet.ch
91.138.126.170	A+PTR	virtual.ziknet.ch
91.138.126.170	A	virtual.yetnet.ch
91.138.127.98	A+PTR	mail.schule-suhr.ch
91.138.127.143	A	mail.suhr.ch
91.138.127.143	A	internet.suhr.ch
91.138.127.162	PTR	mail.eltel.ch
91.138.127.162	A	mx20.eltel.ch
91.138.127.170	PTR	app.aar.ch
91.138.127.170	A	owa.aargauverkehr.ch
91.138.127.171	A	app.aar.ch
91.138.127.202	A	mail.eltel.ch