Robtex

Up: 23.57.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 23.57.96.0/20
Down right: 23.57.112.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
23.57.96.0	PTR	a23-57-96-0.deploy.akamaitechnologies.com
23.57.96.1	PTR	a23-57-96-1.deploy.static.akamaitechnologies.com
23.57.96.35	PTR	a23-57-96-35.deploy.akamaitechnologies.com
23.57.96.35	A	*.luisaviaroma.com
23.57.96.35	A	lvrcdn.com
23.57.96.69	A	a23-57-96-69.deploy.static.akamaitechnologies.com
23.57.96.72	A	a23-57-96-72.deploy.static.akamaitechnologies.com
23.57.96.75	A	a23-57-96-75.deploy.static.akamaitechnologies.com
23.57.96.85	A	a23-57-96-85.deploy.static.akamaitechnologies.com
23.57.96.98	PTR	a23-57-96-98.deploy.static.akamaitechnologies.com
23.57.96.128	A+PTR	a23-57-96-128.deploy.static.akamaitechnologies.com
23.57.96.146	A	a23-57-96-146.deploy.static.akamaitechnologies.com
23.57.96.149	A	a23-57-96-149.deploy.static.akamaitechnologies.com
23.57.96.152	A	a23-57-96-152.deploy.static.akamaitechnologies.com
23.57.97.6	A	a23-57-97-6.deploy.static.akamaitechnologies.com
23.57.97.52	A	a23-57-97-52.deploy.static.akamaitechnologies.com
23.57.97.195	A+PTR	a23-57-97-195.deploy.static.akamaitechnologies.com
23.57.97.219	A	a23-57-97-219.deploy.static.akamaitechnologies.com
23.57.98.43	A	a23-57-98-43.deploy.static.akamaitechnologies.com
23.57.98.103	A	a23-57-98-103.deploy.static.akamaitechnologies.com
23.57.98.177	A	a23-57-98-177.deploy.akamaitechnologies.com
23.57.98.188	A	a23-57-98-188.deploy.static.akamaitechnologies.com
23.57.98.213	A	a23-57-98-213.deploy.static.akamaitechnologies.com
23.57.99.39	A	a23-57-99-39.deploy.static.akamaitechnologies.com
23.57.99.159	A	a23-57-99-159.deploy.static.akamaitechnologies.com
23.57.99.255	A	access-a.sech-ams.netarch.akamai.com
23.57.101.163	A+PTR	a23-57-101-163.deploy.static.akamaitechnologies.com
23.57.101.163	A	ipbl1.on2it.info
23.57.101.194	PTR	a23-57-101-194.deploy.static.akamaitechnologies.com
23.57.103.176	A	a23-57-103-176.deploy.static.akamaitechnologies.com
23.57.107.27	A	a23-57-107-27.deploy.static.akamaitechnologies.com
23.57.107.163	A+PTR	a23-57-107-163.deploy.static.akamaitechnologies.com
23.57.112.0	PTR	a23-57-112-0.deploy.static.akamaitechnologies.com
23.57.112.8	A	myrz.com
23.57.112.68	A	a23-57-112-68.deploy.static.akamaitechnologies.com
23.57.112.86	A	epicmix.com
23.57.112.251	A	a23-57-112-251.deploy.static.akamaitechnologies.com
23.57.113.5	A	a23-57-113-5.deploy.static.akamaitechnologies.com
23.57.113.88	A	a23-57-113-88.deploy.static.akamaitechnologies.com
23.57.114.169	A	msnbc.com
23.57.122.89	A	a23-57-122-89.deploy.static.akamaitechnologies.com
23.57.123.180	A	a23-57-123-180.deploy.static.akamaitechnologies.com
23.57.125.213	A	a23-57-125-213.deploy.static.akamaitechnologies.com