Robtex

Up: 13.33.136.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 13.33.136.128/26
Down right: 13.33.136.192/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
13.33.136.130	PTR	server-13-33-136-130.sea4.r.cloudfront.net
13.33.136.147	PTR	server-13-33-136-147.sea4.r.cloudfront.net
13.33.136.147	A	dg0vucmp3kxli.cloudfront.net
13.33.136.151	PTR	server-13-33-136-151.cph50.r.cloudfront.net
13.33.136.151	A	server-13-33-136-151.sea4.r.cloudfront.net
13.33.136.157	A	www.tanakan.info
13.33.136.172	PTR	server-13-33-136-172.cph50.r.cloudfront.net
13.33.136.172	A	my.minecraft.net
13.33.136.172	A	redstone.minecraft.net
13.33.136.188	A	my.minecraft.net
13.33.136.188	A	redstone.minecraft.net
13.33.136.188	A	beta.minecraft.net
13.33.136.193	PTR	server-13-33-136-193.cph50.r.cloudfront.net
13.33.136.193	A	server-13-33-136-193.sea4.r.cloudfront.net
13.33.136.195	PTR	server-13-33-136-195.cph50.r.cloudfront.net
13.33.136.195	A	server-13-33-136-195.sea4.r.cloudfront.net
13.33.136.201	A+PTR	server-13-33-136-201.sea4.r.cloudfront.net
13.33.136.203	A+PTR	server-13-33-136-203.sea4.r.cloudfront.net
13.33.136.243	PTR	server-13-33-136-243.sea4.r.cloudfront.net