Robtex

Up: 23.213.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 23.213.56.0/23
Down right: 23.213.58.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
23.213.56.16	A	e4160.dscg.akamaiedge.net
23.213.56.17	A+PTR	a23-213-56-17.deploy.static.akamaitechnologies.com
23.213.56.34	A	amsrvs.registry.faa.gov.edgekey.net
23.213.56.37	A+PTR	a23-213-56-37.deploy.static.akamaitechnologies.com
23.213.56.43	PTR	a23-213-56-43.deploy.static.akamaitechnologies.com
23.213.56.43	A	wuzhelike.spaces.live.com
23.213.56.43	A	dice378.spaces.live.com
23.213.56.46	PTR	a23-213-56-46.deploy.static.akamaitechnologies.com
23.213.56.46	A	e8739.b.akamaiedge.net
23.213.56.49	A	san.shopko.com.edgekey.net
23.213.56.50	A	e508.dscd.akamaiedge.net
23.213.56.69	A+PTR	a23-213-56-69.deploy.static.akamaitechnologies.com
23.213.56.91	PTR	a23-213-56-91.deploy.static.akamaitechnologies.com
23.213.56.91	A	www.parool.nl
23.213.56.94	A	trophy01.np.community.playstation.net
23.213.56.122	A+PTR	a23-213-56-122.deploy.static.akamaitechnologies.com
23.213.56.132	A	e1693.c.akamaiedge.net
23.213.56.141	A+PTR	a23-213-56-141.deploy.static.akamaitechnologies.com
23.213.56.141	A	e3907.c.akamaiedge.net
23.213.56.146	A	www.whistlerbus.com
23.213.56.168	A	a23-213-56-168.deploy.static.akamaitechnologies.com
23.213.56.170	A+PTR	a23-213-56-170.deploy.static.akamaitechnologies.com
23.213.56.172	A+PTR	a23-213-56-172.deploy.static.akamaitechnologies.com
23.213.56.172	A	www.shoprate.com
23.213.56.188	A+PTR	a23-213-56-188.deploy.static.akamaitechnologies.com
23.213.56.189	A+PTR	a23-213-56-189.deploy.static.akamaitechnologies.com
23.213.56.189	A	secure.payproglobal.com
23.213.56.192	A+PTR	a23-213-56-192.deploy.static.akamaitechnologies.com
23.213.56.192	A	www.fullscreen.com
23.213.56.196	A+PTR	a23-213-56-196.deploy.static.akamaitechnologies.com
23.213.56.221	A+PTR	a23-213-56-221.deploy.static.akamaitechnologies.com
23.213.56.226	A+PTR	a23-213-56-226.deploy.static.akamaitechnologies.com
23.213.56.254	A+PTR	a23-213-56-254.deploy.static.akamaitechnologies.com
23.213.57.5	A	www.click-sec.com
23.213.57.47	A+PTR	a23-213-57-47.deploy.static.akamaitechnologies.com
23.213.57.52	A	cdn.twoxy.spongecorp.com
23.213.57.111	A	www.kahlua.com
23.213.57.111	A	www.absolutdrinks.com
23.213.57.111	A	absolut.com
23.213.57.159	A	apolloeg.edgekey.net
23.213.57.164	A+PTR	a23-213-57-164.deploy.static.akamaitechnologies.com
23.213.57.195	A	mail.xe.co
23.213.57.241	A+PTR	a23-213-57-241.deploy.static.akamaitechnologies.com
23.213.57.243	A	projectpoint.buzzsaw.com.edgekey.net
23.213.57.243	A	e44.g.akamaiedge.net
23.213.58.18	A	cricketactivate-training.cricketcommunications.com
23.213.58.20	A	www.moma.org
23.213.58.28	A	cid-d479711e1d9bb49b.office.live.com
23.213.58.28	A	articles.skydrive.live.com
23.213.58.28	A	cid-5a093aa8790424d3.skydrive.live.com
23.213.58.36	A+PTR	a23-213-58-36.deploy.static.akamaitechnologies.com
23.213.58.41	A+PTR	a23-213-58-41.deploy.static.akamaitechnologies.com
23.213.58.47	PTR	a23-213-58-47.deploy.static.akamaitechnologies.com
23.213.58.63	A+PTR	a23-213-58-63.deploy.static.akamaitechnologies.com
23.213.58.75	A	domains.usajobs.gov
23.213.58.87	PTR	a23-213-58-87.deploy.static.akamaitechnologies.com
23.213.58.95	A+PTR	a23-213-58-95.deploy.static.akamaitechnologies.com
23.213.58.113	A+PTR	a23-213-58-113.deploy.static.akamaitechnologies.com
23.213.58.113	A	e2482.g.akamaiedge.net
23.213.58.117	A+PTR	a23-213-58-117.deploy.static.akamaitechnologies.com
23.213.58.117	A	washford.scene7.com
23.213.58.123	A+PTR	a23-213-58-123.deploy.static.akamaitechnologies.com
23.213.58.124	A	14.us.ext.pimg.tw
23.213.58.124	A	us.s.pimg.tw
23.213.58.124	A	*.pic.pimg.tw
23.213.58.127	A+PTR	a23-213-58-127.deploy.static.akamaitechnologies.com
23.213.58.129	A+PTR	a23-213-58-129.deploy.static.akamaitechnologies.com
23.213.58.148	A+PTR	a23-213-58-148.deploy.static.akamaitechnologies.com
23.213.58.149	A+PTR	a23-213-58-149.deploy.static.akamaitechnologies.com
23.213.58.156	A+PTR	a23-213-58-156.deploy.static.akamaitechnologies.com
23.213.58.162	A	www.mispeedway.com
23.213.58.162	A	www.darlingtonraceway.com
23.213.58.162	A	www.autoclubspeedway.com
23.213.58.180	A	p.pfx.ms.edgekey.net
23.213.58.193	A	www.esteelauder.de
23.213.58.219	A+PTR	a23-213-58-219.deploy.static.akamaitechnologies.com
23.213.58.219	A	e2636.g.akamaiedge.net
23.213.58.219	A	www.sportschau.de.edgekey.net
23.213.58.234	A+PTR	a23-213-58-234.deploy.static.akamaitechnologies.com
23.213.58.238	A	e4102.na.akamaiedge.net
23.213.59.22	A+PTR	a23-213-59-22.deploy.static.akamaitechnologies.com
23.213.59.51	A+PTR	a23-213-59-51.deploy.static.akamaitechnologies.com
23.213.59.55	A+PTR	a23-213-59-55.deploy.static.akamaitechnologies.com
23.213.59.64	PTR	a23-213-59-64.deploy.static.akamaitechnologies.com
23.213.59.74	A	www.nokia.biz
23.213.59.90	A	e11042.a.akamaiedge.net
23.213.59.107	A+PTR	a23-213-59-107.deploy.static.akamaitechnologies.com
23.213.59.107	A	e2798.g.akamaiedge.net
23.213.59.122	A	aka-cdn.adtech.de
23.213.59.137	A+PTR	a23-213-59-137.deploy.static.akamaitechnologies.com
23.213.59.137	A	downloads.cdwg.com
23.213.59.140	A	www.ford.com.cn.edgekey.net.globalredir.akadns.net
23.213.59.140	A	www.lincoln-korea.com
23.213.59.148	PTR	a23-213-59-148.deploy.static.akamaitechnologies.com
23.213.59.148	A	e2848.g.akamaiedge.net
23.213.59.184	A+PTR	a23-213-59-184.deploy.static.akamaitechnologies.com
23.213.59.188	A	www.meetings.ichotelsgroup.com
23.213.59.200	A	www.jaywolfe.com
23.213.59.216	A	www.sandisk.com
23.213.59.231	A	www.lufthansa.es
23.213.59.231	A	www.lufthansa.co.uk
23.213.59.231	A	m-and-m.lufthansa.akadns.net
23.213.59.240	A	www.outlettown.com
23.213.59.244	A	e2951.g.akamaiedge.net