Robtex

Up: 23.43.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 23.43.8.0/22
Down right: 23.43.12.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
23.43.8.1	PTR	a23-43-8-1.deploy.akamaitechnologies.com
23.43.8.9	A+PTR	a23-43-8-9.deploy.static.akamaitechnologies.com
23.43.8.10	PTR	a23-43-8-10.deploy.akamaitechnologies.com
23.43.8.40	A+PTR	a23-43-8-40.deploy.static.akamaitechnologies.com
23.43.8.53	A	a23-43-8-53.deploy.akamaitechnologies.com
23.43.8.66	A+PTR	a23-43-8-66.deploy.akamaitechnologies.com
23.43.8.70	A	a23-43-8-70.deploy.akamaitechnologies.com
23.43.8.75	PTR	a23-43-8-75.deploy.akamaitechnologies.com
23.43.8.76	A	a23-43-8-76.deploy.static.akamaitechnologies.com
23.43.8.139	PTR	a23-43-8-139.deploy.akamaitechnologies.com
23.43.8.139	A	www.nokia.com.ru.edgekey.net
23.43.8.187	PTR	a23-43-8-187.deploy.akamaitechnologies.com
23.43.8.216	A	e2762.ce.akamaiedge.net
23.43.8.248	PTR	a23-43-8-248.deploy.akamaitechnologies.com
23.43.10.82	A	deimapatt.spaces.live.com
23.43.10.108	A	www.babycenter.com.au
23.43.10.212	A	a23-43-10-212.deploy.static.akamaitechnologies.com
23.43.10.242	PTR	a23-43-10-242.deploy.static.akamaitechnologies.com
23.43.10.242	A	americanairlines.be
23.43.10.242	A	americanairlines.com.au
23.43.11.27	A+PTR	a23-43-11-27.deploy.static.akamaitechnologies.com
23.43.11.27	A	e8218.dscb1.akamaiedge.net.0.1.cn.akamaiedge.net
23.43.11.27	A	gb.symcd.com
23.43.11.40	PTR	a23-43-11-40.deploy.akamaitechnologies.com
23.43.11.40	A	ipnpb.sandbox.paypal.com
23.43.11.129	PTR	a23-43-11-129.deploy.akamaitechnologies.com
23.43.11.139	A+PTR	a23-43-11-139.deploy.akamaitechnologies.com
23.43.11.237	A	tw.norton.com
23.43.11.237	A	cn.norton.com
23.43.12.33	A+PTR	a23-43-12-33.deploy.static.akamaitechnologies.com
23.43.12.33	A	www.e-trial.com
23.43.12.33	A	webservices.intralinks.com
23.43.12.42	PTR	a23-43-12-42.deploy.akamaitechnologies.com
23.43.12.129	PTR	a23-43-12-129.deploy.akamaitechnologies.com
23.43.12.154	A+PTR	a23-43-12-154.deploy.akamaitechnologies.com
23.43.12.170	A+PTR	a23-43-12-170.deploy.static.akamaitechnologies.com
23.43.12.170	A	downloads.uc.att.com
23.43.12.187	A+PTR	a23-43-12-187.deploy.static.akamaitechnologies.com
23.43.12.187	A	a23-43-12-187.deploy.akamaitechnologies.com
23.43.12.191	A	a23-43-12-191.deploy.akamaitechnologies.com
23.43.12.198	A	a23-43-12-198.deploy.akamaitechnologies.com
23.43.12.211	PTR	a23-43-12-211.deploy.akamaitechnologies.com
23.43.13.53	A	e8741.ce.akamaiedge.net
23.43.13.119	A	e10237.ce.akamaiedge.net
23.43.13.119	A	a23-43-13-119.deploy.static.akamaitechnologies.com
23.43.13.233	A+PTR	a23-43-13-233.deploy.static.akamaitechnologies.com