Robtex

Up: 138.188.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 138.188.0.0/17
Down right: 138.188.128.0/17
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
138.188.9.137	A	peter.innovetis.net
138.188.18.32	A	samuibt.dtdns.net
138.188.18.32	A	mail30.samuibt.ch
138.188.36.182	A	sierra3.dyndns.tv
138.188.39.171	A	lifa2.dyndns.org
138.188.48.43	A	steffturbine.ddns.net
138.188.48.249	A	sierra4.dyndns.tv
138.188.49.250	A	200801.com
138.188.49.250	A	smartroutines.com
138.188.51.59	A	heernet.ch
138.188.100.30	A	ses.node.mnc001.mcc228.pub.3gppnetwork.org
138.188.100.30	A	ses-node-mnc001-mcc228-pub-3gppnetwork-org.hdb-cs02.ellb.ch
138.188.100.224	A	unlimited01.swisscom-mobile.ch
138.188.100.225	A	unlimited02.swisscom-mobile.ch
138.188.101.25	A	sbs.swisscom.com
138.188.101.210	A	live-int4.swisscom-mobile.ch
138.188.106.228	A	epdg.epc.mnc001.mcc228.pub.3gppnetwork.org
138.188.106.229	A	epdg.epc.mnc001.mcc228.pub.3gppnetwork.org
138.188.108.5	A	swiss-gsm.ch
138.188.108.5	A	www.swisscom-mobile.com
138.188.108.5	A	swisscom-mobile.ch
138.188.136.171	A	sbcstreams.ch
138.188.138.151	A	tv.solnet.ch
138.188.138.245	A	hidalgo.solutionpark.ch
138.188.138.246	A	agfamlearn.ch
138.188.138.246	A	bonanza.solutionpark.ch
138.188.160.56	A	video.swisscom.com
138.188.160.58	A	spapps.swisscom.com
138.188.160.60	A	search.swisscom.com
138.188.160.61	A	intranet.swisscom.com
138.188.161.105	A	extranet-acc.swisscom.ch
138.188.161.106	A	extranet.swisscom.ch
138.188.161.129	A	analytics.swisscom.com
138.188.161.131	A	autodiscover.swisscom.com
138.188.162.129	A	shop-preprod.swisscom.ch
138.188.162.191	A	dev.conferencing.swisscom.ch
138.188.164.100	A	rtc-dis.swisscom.ch
138.188.166.110	A+PTR	mailout110.swisscom.com
138.188.166.120	A+PTR	mailout120.swisscom.com
138.188.176.48	A+PTR	mailout48.swisscom.com
138.188.176.225	A	mail10.swisscom.com
138.188.176.225	A	mail.swisscom.com
138.188.176.225	A	mailservicein.swisscom.com
138.188.184.33	A+PTR	mail.swisscom.com
138.188.184.33	A	mailservicein.swisscom.com
138.188.184.33	A	mail20.swisscom.com
138.188.193.28	A	stuerm.eu
138.188.193.110	A	gezolastic.com
138.188.193.208	A	henniez.net
138.188.194.221	A	moton-chemicals.ch
138.188.216.247	A	pro-tech-nauser.biz
138.188.239.2	A	cobrowse.safe-stage.swisscom.com
138.188.239.2	A	safe-stage.swisscom.com
138.188.239.2	A	app.safe-stage.swisscom.com