Robtex

Up: 91.138.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 91.138.64.0/19
Down right: 91.138.96.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.138.64.11	PTR	11-64-138-91.static.cable.fcom.ch
91.138.64.11	A	mail.metzgerei-straessle.ch
91.138.65.17	A	owa.fcaarauag.ch
91.138.65.25	PTR	25-65-138-91.static.cable.fcom.ch
91.138.65.25	A	kcs.thermoplan-suhr.ch
91.138.65.33	A	zaphod.epitaph.ch
91.138.65.34	A	proxy.hrkaufmann.ch
91.138.65.65	PTR	mail.n3tmaster.ch
91.138.65.65	A	mail.northcolsolutions.com
91.138.65.105	A	mail.zetzwheel.ch
91.138.65.120	A	it-arts.ch
91.138.65.120	A	*.it-arts.ch
91.138.65.131	A	mail.ibg-monforts.ch
91.138.65.142	PTR	142-65-138-91.static.cable.fcom.ch
91.138.65.142	A	remote.kellermuellerpartner.ch
91.138.65.142	A	mail.kellermuellerpartner.ch
91.138.65.204	A	www.grape.ch
91.138.65.204	A	remote.grape.ch
91.138.65.204	A	grape.ch
91.138.66.145	PTR	145-66-138-91.dyn.cable.fcom.ch
91.138.66.145	A	mtss.ch
91.138.66.145	A	safetecag.ch
91.138.66.150	A	zaphod.epitaph.ch
91.138.68.18	PTR	18-68-138-91.dyn.cable.fcom.ch
91.138.68.18	A	platontek.com
91.138.68.55	A	suhr.ddns.sarik.sk
91.138.68.97	A	epitaph.doomdns.com
91.138.68.176	PTR	176-68-138-91.dyn.cable.fcom.ch
91.138.68.176	A	spooki.ch
91.138.68.176	A	ashura.icicle.ch
91.138.68.179	PTR	179-68-138-91.dyn.cable.fcom.ch
91.138.68.179	A	platontek.com
91.138.68.202	PTR	202-68-138-91.dyn.cable.fcom.ch
91.138.68.202	A	mail.platontek.com
91.138.68.202	A	www.platontek.com
91.138.71.47	A+PTR	47-71-138-91.dyn.cable.fcom.ch
91.138.71.54	PTR	54-71-138-91.dyn.cable.fcom.ch
91.138.71.146	A+PTR	146-71-138-91.dyn.cable.fcom.ch
91.138.72.30	PTR	30-72-138-91.dyn.cable.fcom.ch
91.138.72.30	A	suhr.ddns.sarik.sk
91.138.72.37	PTR	37-72-138-91.dyn.cable.fcom.ch
91.138.72.37	A	hostmaster.platontek.com
91.138.72.67	PTR	67-72-138-91.dyn.cable.fcom.ch
91.138.72.67	A	ashura.icicle.ch
91.138.72.67	A	ashura.spooki.ch
91.138.73.31	PTR	31-73-138-91.dyn.cable.fcom.ch
91.138.73.31	A	yampe.org
91.138.73.237	PTR	237-73-138-91.dyn.cable.fcom.ch
91.138.73.237	A	*.platontek.com
91.138.73.237	A	rails.platontek.com
91.138.76.48	PTR	48-76-138-91.dyn.cable.fcom.ch
91.138.76.48	A	mail.platontek.com
91.138.76.48	A	hostmaster.platontek.com
91.138.78.48	A	epitaph.doomdns.com
91.138.79.109	A	mail2.schmid-terewa.ch
91.138.95.202	A	reinach.ziknet.ch
91.138.95.203	A	sat-he.ziknet.ch
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
91.138.97.222	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
91.138.108.244	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
91.138.126.98	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
91.138.127.98	A	mail.schule-suhr.ch
91.138.127.143	A	mail.suhr.ch
91.138.127.143	A	internet.suhr.ch
91.138.127.162	A	mx20.eltel.ch
91.138.127.170	A	owa.aargauverkehr.ch
91.138.127.202	A	mail.eltel.ch