Robtex

Up: 212.42.0.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.42.1.0/25
Down right: 212.42.1.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.42.1.3	PTR	guest.stripe21.com
212.42.1.12	PTR	langtech.co.uk
212.42.1.13	PTR	langtech.co.uk
212.42.1.17	PTR	copsey-comms.com
212.42.1.18	A+PTR	rtmail.redskyit.com
212.42.1.27	PTR	trance.nney.com
212.42.1.28	PTR	whitenoise.nney.com
212.42.1.28	A	myclubmyway.com
212.42.1.29	PTR	reuben29.stripe21.com
212.42.1.29	A	www.infiniti-gp.com
212.42.1.30	PTR	reuben30.stripe21.com
212.42.1.30	A	www.prismteam.com
212.42.1.34	A+PTR	ns2.stripe21.net.uk
212.42.1.34	A	mail3.stripe21.com
212.42.1.34	A	relay.stripe21.com
212.42.1.42	A	gamma.stripe21.com
212.42.1.48	PTR	langtech.co.uk
212.42.1.50	PTR	changeserver.com
212.42.1.51	PTR	changeserver.com
212.42.1.52	PTR	changeserver.com
212.42.1.53	PTR	changeserver.com
212.42.1.54	PTR	changeserver.com
212.42.1.55	PTR	changeserver.com
212.42.1.56	PTR	changeserver.com
212.42.1.57	PTR	tiger.changeserver.com
212.42.1.60	A+PTR	ns2.stripe21.com
212.42.1.60	A+PTR	ns2.stripe21networks.com
212.42.1.60	A	ns2.stripe21.net
212.42.1.68	A+PTR	ns1.stripe21.com
212.42.1.68	A+PTR	ns1.stripe21networks.com
212.42.1.68	A	hostmaster.stripe21networks.com
212.42.1.69	PTR	flyertech.stripe21.com
212.42.1.70	PTR	bronze.stripe21.com
212.42.1.70	A	smtp2.stripe21.co.uk
212.42.1.73	A+PTR	ns1.stripe21.net.uk
212.42.1.73	A	relay.stripe21.com
212.42.1.75	PTR	sdh1.stripe21.com
212.42.1.76	PTR	lonthp7.stripe21.com
212.42.1.80	A	mercury.stripe21.com
212.42.1.82	A+PTR	radius1.stripe21.com
212.42.1.83	A+PTR	lns2.stripe21.com
212.42.1.85	A+PTR	lns.stripe21.com
212.42.1.87	A+PTR	telstra.stripe21.com
212.42.1.104	A	dcnthn.stripe21.com
212.42.1.116	PTR	24by7.org
212.42.1.130	PTR	firecoral.org
212.42.1.171	A+PTR	dcnhex.stripe21.com
212.42.1.198	PTR	esslimited.com
212.42.1.201	PTR	digitalspy.co.uk
212.42.1.202	PTR	digitalspy.co.uk
212.42.1.203	PTR	digitalspy.co.uk
212.42.1.205	PTR	ermintrude.digitalspy.co.uk
212.42.1.205	A	fashionspy.net
212.42.1.205	A	digitalspy.fr
212.42.1.209	PTR	images.digitalspy.co.uk
212.42.1.221	A+PTR	fw221.stripe21.net
212.42.1.222	A+PTR	fw222.stripe21.net
212.42.1.222	A	mail.signature-gifts.co.uk
212.42.1.223	PTR	ns.madns2.net
212.42.1.223	A	cheapest-digital-cameras.com
212.42.1.223	A	cheapestscanner.com
212.42.1.226	PTR	icon-plc.co.uk
212.42.1.229	A	pumpkin.quakenet.org
212.42.1.231	A	lightening.littoralis.com
212.42.1.234	A	rdrecruit.com
212.42.1.234	A	rdrecruitment.com
212.42.1.234	A	detailjobs.co.uk
212.42.1.240	PTR	florence.digitalspy.co.uk
212.42.1.250	PTR	ns.regnames.co.uk
212.42.1.250	A	investtoday.co.uk
212.42.1.251	PTR	ns2.regnames.co.uk