Robtex

Up: 172.235.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 172.235.32.0/20
Down right: 172.235.48.0/20

IP	Type	Hostname
172.235.33.2	PTR	a172-235-33-2.deploy.static.akamaitechnologies.com
172.235.34.2	PTR	a172-235-34-2.deploy.static.akamaitechnologies.com
172.235.35.2	PTR	a172-235-35-2.deploy.static.akamaitechnologies.com
172.235.36.2	PTR	a172-235-36-2.deploy.static.akamaitechnologies.com
172.235.38.2	PTR	a172-235-38-2.deploy.static.akamaitechnologies.com
172.235.39.2	PTR	a172-235-39-2.deploy.static.akamaitechnologies.com
172.235.56.1	PTR	a172-235-56-1.deploy.static.akamaitechnologies.com
172.235.56.3	PTR	a172-235-56-3.deploy.static.akamaitechnologies.com
172.235.56.99	PTR	a172-235-56-99.deploy.static.akamaitechnologies.com