Robtex

Up: 193.130.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 193.130.0.0/20
Down right: 193.130.16.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.130.5.1	PTR	host1.titantravel.co.uk
193.130.5.2	PTR	host2.titantravel.co.uk
193.130.5.126	PTR	titatravd1-1-gw.customer.uk.uu.net
193.130.11.1	PTR	mailhost.ptrc-training.co.uk
193.130.11.3	PTR	host3.ptrc-training.co.uk
193.130.11.33	PTR	mailhost.angus.gov.uk
193.130.11.62	PTR	sodifina01-gw.customer.uk.uu.net
193.130.11.70	PTR	intlmail.wwctrials.com
193.130.11.78	A	wwctrials.net
193.130.11.78	A	ncrl.co.uk
193.130.11.78	A	www.ncrl.co.uk
193.130.11.82	A	intlmail.wwctrials.com
193.130.11.110	PTR	pipex-gw
193.130.11.126	PTR	pipex-gw.ge.com
193.130.11.193	PTR	mailhost.roltech.co.uk
193.130.11.224	PTR	pipex-gw.roltech.co.uk
193.130.11.225	PTR	compuserd1-1-gw-lan.pipex.net
193.130.11.254	PTR	hummcomm02-gw.customer.uk.uu.net
193.130.12.126	PTR	entebusi03-gw.customer.uk.uu.net
193.130.12.129	PTR	pipex-gw.audit-commission.gov.uk
193.130.12.130	PTR	mailhost.audit-commission.gov.uk
193.130.12.131	PTR	www.local-pi-library.gov.uk
193.130.12.135	PTR	ftp.audit-commission.gov.uk
193.130.12.185	PTR	smtp.bauer.co.uk
193.130.12.188	PTR	ahmail.bauer.co.uk
193.130.13.34	PTR	mail.world-nuclear.org
193.130.13.34	A	wnawan1.dyndns.org
193.130.13.34	A	mail.wna-symposium.org
193.130.13.38	PTR	mail.mitie.co.uk
193.130.13.97	PTR	host97.magic4.com
193.130.13.98	PTR	host98.magic4.com
193.130.13.158	PTR	micrmati01-gw.customer.uk.uu.net
193.130.13.174	PTR	pipex-gw.saha.org.uk
193.130.13.204	PTR	norwunio03-gw.customer.uk.uu.net
193.130.13.222	PTR	macfsmit01-gw.customer.uk.uu.net
193.130.13.225	A	irstsbim.co.uk
193.130.13.231	A	ns1.doodleinsurance.co.uk
193.130.13.248	A+PTR	peg-emailscan.insure-systems.co.uk
193.130.13.248	A	mail2.bglgroup.co.uk
193.130.15.1	A+PTR	router.nls.uk
193.130.15.1	A	pipex-gw.nls.uk
193.130.15.2	A	router2.nls.uk
193.130.15.3	A	shop.nls.uk
193.130.15.49	A	blogs.nls.uk
193.130.15.50	A+PTR	blogs.nls.uk
193.130.15.50	PTR	ftpblogs.nls.uk
193.130.15.50	A+PTR	urbhist.nls.uk
193.130.15.51	PTR	enlightenment.nls.uk
193.130.15.51	A+PTR	legaldeposit.org.uk
193.130.15.51	A	w2k3-vweb1.nls.uk
193.130.15.81	A+PTR	w2k8-auth.nls.uk
193.130.15.81	A+PTR	shop.nls.uk
193.130.15.81	A	auth.nls.uk
193.130.15.82	A+PTR	search.nls.uk
193.130.15.102	A	lda.nls.uk
193.130.15.103	A	vprint.nls.uk
193.130.15.103	A	aldlftpforbl.nls.uk
193.130.15.103	A	nlsaldlftp.nls.uk
193.130.15.109	PTR	kbnls-esw-01.nls.uk
193.130.15.115	A	legaldeposit.org.uk
193.130.15.115	A	lda.nls.uk
193.130.15.116	A	legaldeposit.org.uk
193.130.15.116	A	vprint.nls.uk
193.130.15.116	A	aldlftpforbl.nls.uk
193.130.15.130	A+PTR	ariel.nls.uk
193.130.15.130	A+PTR	ilsariel.nls.uk
193.130.15.151	A	aquadev.nls.uk
193.130.15.151	A	w2k8-aqua2.nls.uk
193.130.15.160	A+PTR	edd.nls.uk
193.130.15.161	A	bindery-xp.nls.uk
193.130.15.162	PTR	geo.nls.uk
193.130.15.162	A+PTR	w2k8-gis.nls.uk
193.130.15.162	A	maps.nls.uk
193.130.15.165	PTR	scotbis.nls.uk
193.130.15.165	PTR	transcribe-beta.nls.uk
193.130.15.165	PTR	digital.nls.uk
193.130.15.238	A	nlsremote.nls.uk
193.130.15.239	A	pc239.nls.uk
193.130.15.240	A+PTR	pc240.nls.uk
193.130.19.90	A	www.contract-direct.com
193.130.19.90	A	contract-direct.com
193.130.19.158	PTR	layesyst01-gw.customer.uk.uu.net
193.130.19.250	PTR	smtp.citi.co.uk
193.130.25.206	PTR	buildesi07-gw.customer.uk.uu.net
193.130.29.9	PTR	mail.pilkington.com