Robtex

Up: 205.233.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 205.233.56.0/23
Down right: 205.233.58.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
205.233.56.17	PTR	kanga.kvack.org
205.233.56.17	A	ns3.kvack.org
205.233.56.17	A	mlppp.net
205.233.56.18	PTR	my.kvack.ca
205.233.56.251	A+PTR	squishy.servernorth.net
205.233.56.251	A	ns7.kvack.org
205.233.56.251	A	squish.kvack.org
205.233.57.2	PTR	cpe-205-233-57-2.cpe.lhnet.ca
205.233.57.5	PTR	cpe-205-233-57-5.cpe.lhnet.ca
205.233.57.8	PTR	cpe-205-233-57-8.cpe.lhnet.ca
205.233.57.11	PTR	cpe-205-233-57-11.cpe.lhnet.ca
205.233.57.12	PTR	cpe-205-233-57-12.cpe.lhnet.ca
205.233.57.15	PTR	cpe-205-233-57-15.cpe.lhnet.ca
205.233.57.21	PTR	cpe-205-233-57-21.cpe.lhnet.ca
205.233.57.22	PTR	cpe-205-233-57-22.cpe.lhnet.ca
205.233.57.24	PTR	cpe-205-233-57-24.cpe.lhnet.ca
205.233.57.25	PTR	cpe-205-233-57-25.cpe.lhnet.ca
205.233.57.37	PTR	cpe-205-233-57-37.cpe.lhnet.ca
205.233.59.7	A	bliptak.com
205.233.59.9	A+PTR	cpe-205-233-59-9.cpe.kvack.org
205.233.59.10	A+PTR	cpe-205-233-59-10.cpe.kvack.org
205.233.59.11	PTR	baz.kvack.org
205.233.59.12	A+PTR	cpe-205-233-59-12.cpe.kvack.org
205.233.59.13	PTR	nvt-d.kvack.org
205.233.59.20	PTR	cpe-205-233-59-20.cpe.svrni.ca
205.233.59.22	PTR	cpe-205-233-59-22.cpe.svrni.ca
205.233.59.25	A+PTR	ott-lkl-r0.svrni.ca
205.233.59.32	PTR	cpe-205-233-59-32.cpe.svrni.ca
205.233.59.36	A	mail.cieloprint.ca
205.233.59.39	PTR	cpe-205-233-59-39.cpe.svrni.ca
205.233.59.61	PTR	cpe-205-233-59-61.cpe.svrni.ca
205.233.59.61	A	converged.ca
205.233.59.61	A	warning.ca
205.233.59.69	PTR	mail.webercomputing.net
205.233.59.69	A	webercomputing.net
205.233.59.69	A	rightfootcrawlers.com
205.233.59.125	PTR	potion-205-233-59-125.cpe.svrni.ca
205.233.59.132	A+PTR	fc14.kvack.org
205.233.59.134	A+PTR	merlin.infradead.org
205.233.59.134	A	ns3.infradead.org
205.233.59.134	A	canuck.infradead.org
205.233.59.139	A+PTR	l2tp-2.servernorth.net
205.233.59.197	A	d2progress.com
205.233.59.204	A	krikkert.net
205.233.59.204	A	tilknyttet.no
205.233.59.204	A	www.tilknyttet.no
205.233.59.206	PTR	mail.oarc.net