Robtex

Up: 188.172.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 188.172.128.0/20
Down right: 188.172.144.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
188.172.130.23	A	support.any.do
188.172.130.32	PTR	188-172-130-32.ctelnetco.com
188.172.130.32	A	cambridgeinternationalexaminations.ssl.zendesk.com
188.172.130.32	A	ask.cie.org.uk
188.172.130.66	PTR	188-172-130-66.ctelnetco.com
188.172.130.66	A	ongage.ssl.zendesk.com
188.172.130.75	A	skyatlas.ssl.zendesk.com
188.172.130.75	A	support.skyatlas.com
188.172.130.99	A	support.factor-y.com
188.172.130.154	A	support.focusrite.com
188.172.130.154	A	support.novationmusic.com
188.172.130.154	A	novationmusic.ssl.zendesk.com
188.172.132.1	A+PTR	proxy.vip.pod10.dub1.zdsys.com
188.172.132.1	A	candycrush.zendesk.com
188.172.132.1	A	primarkstores.zendesk.com
188.172.132.2	PTR	188-172-132-2.ctelnetco.com
188.172.132.66	A	support.ean.com
188.172.137.1	A+PTR	outbyoip1.pod17.euw1.zdsys.com
188.172.137.1	A	mail.pod-7.int.zendesk.com
188.172.137.1	A	in.vip.pod7.fra1.zdsys.com
188.172.137.2	PTR	188-172-137-2.ctelnetco.com
188.172.137.3	A+PTR	outbyoip3.pod17.euw1.zdsys.com
188.172.137.32	A	vap.vip.fra1.zdsys.com
188.172.137.68	A	out1.pod7.fra1.zdsys.com
188.172.137.71	A	out4.pod7.fra1.zdsys.com
188.172.137.86	A	deferred3.pod7.fra1.zdsys.com
188.172.137.100	A	out1.pod11.fra1.zdsys.com
188.172.137.101	A	out2.pod11.fra1.zdsys.com
188.172.137.103	A	out4.pod11.fra1.zdsys.com
188.172.138.1	PTR	outbyoip1.pod18.euc1.zdsys.com
188.172.138.1	A	bootstrappedventures.zendesk.com
188.172.138.1	A	bridgeclublive.zendesk.com
188.172.138.3	PTR	188-172-138-3.ctelnetco.com
188.172.138.65	PTR	188-172-138-65.ctelnetco.com
188.172.138.66	PTR	188-172-138-66.ctelnetco.com
188.172.138.66	A	tradeshift.ssl.zendesk.com
188.172.138.74	A	support.hostway.com
188.172.138.95	A	autocom.ssl.zendesk.com
188.172.138.98	PTR	188-172-138-98.ctelnetco.com
188.172.138.98	A	strava.ssl.zendesk.com
188.172.138.98	A	support.strava.com
188.172.138.129	PTR	188-172-138-129.ctelnetco.com
188.172.138.129	A	cdkeys.ssl.zendesk.com
188.172.138.129	A	support.cdkeys.com
188.172.138.130	A	cerberusllc.ssl.zendesk.com
188.172.138.130	A	support.cerberusftp.com
188.172.138.131	PTR	188-172-138-131.ctelnetco.com
188.172.140.1	PTR	proxy.vip.pod11.fra1.zdsys.com
188.172.140.1	A	jdwilliams-uk.zendesk.com
188.172.140.1	A	bookingsecurity.zendesk.com
188.172.140.2	PTR	188-172-140-2.ctelnetco.com
188.172.145.115	A	rzed.eu
188.172.145.126	A	hodder.info
188.172.145.126	A	nicholashodder.com
188.172.145.126	A	wbikini.com
188.172.145.162	A	ns2.torwak.tv
188.172.145.162	A	mail.torwak.tv
188.172.145.162	A	ns1.torwak.tv
188.172.146.35	PTR	188-172-146-35.ctelnetco.com
188.172.147.227	PTR	188.172.147.227.bcube.co.uk
188.172.148.100	A	router.manc.a43hq.co.uk
188.172.148.100	A	adsl.manc.a43hq.co.uk
188.172.148.186	A	dc-0ff7869e84ce.citiesskylinesitalia.com
188.172.148.186	A	dc-015c43794f0f.mattiacosta.com
188.172.148.186	A	server.krosbit.com
188.172.149.45	A	225esw.com
188.172.151.212	A	atsky.net
188.172.152.6	A	velociraptor.djpc.org.uk
188.172.152.18	A	carepathplus.co.uk
188.172.152.117	A	maxashton.net
188.172.152.242	A	cloud.pro-webdesign.co.uk
188.172.153.96	PTR	188.172.153.96.bcube.co.uk
188.172.153.211	A	insleynet.com
188.172.153.211	A	pamelakingsland.co.uk
188.172.153.211	A	idleincomegroup.com
188.172.153.224	PTR	188.172.153.224.bcube.co.uk
188.172.153.242	A	darwentdriving.co.uk
188.172.153.244	A	option3.me
188.172.154.42	A	mail.mksaccountants.co.uk
188.172.154.147	A	limewire.com
188.172.154.226	A	electricbrain.info
188.172.154.227	A	barbosa.online
188.172.155.2	PTR	188-172-155-2.ctelnetco.com
188.172.155.2	A	deran.co.uk
188.172.155.2	A	www.deran.co.uk
188.172.155.10	A	ortale.uk
188.172.155.54	A	thunix.org
188.172.155.54	A	mail.thunix.org
188.172.155.98	A	spenceandrose.com
188.172.155.114	A	ras.no-ip.org
188.172.155.242	A	brunelpoint.com
188.172.158.6	A	andrewslab.co.uk
188.172.158.107	A	samandcarlos.com
188.172.158.138	A	lauratherapy.com
188.172.158.138	A	successfulcode.com
188.172.158.138	A	www.lauratherapy.com
188.172.159.71	A	mavr.org
188.172.159.107	A	ldn.mattbzh.net
188.172.159.107	A	mattbzh1.ddns.net
188.172.159.138	A	kwame.eu
188.172.159.138	A	pramanas.eu
188.172.159.189	A	euankerr.com
188.172.159.192	PTR	188-172-159-192.ctelnetco.com
188.172.159.198	A	daedaluspeople.com
188.172.159.198	A	smtp.nerddigestive.com
188.172.159.211	A	dblue.co.uk