Robtex

Up: 13.32.132.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 13.32.134.0/24
Down right: 13.32.135.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
13.32.134.2	A+PTR	server-13-32-134-2.lax3.r.cloudfront.net
13.32.134.4	A+PTR	server-13-32-134-4.lax3.r.cloudfront.net
13.32.134.9	A+PTR	server-13-32-134-9.lax3.r.cloudfront.net
13.32.134.15	PTR	server-13-32-134-15.lax3.r.cloudfront.net
13.32.134.15	A	jscdn.appier.net
13.32.134.29	PTR	server-13-32-134-29.vie50.r.cloudfront.net
13.32.134.47	PTR	server-13-32-134-47.vie50.r.cloudfront.net
13.32.134.47	A	server-13-32-134-47.lax3.r.cloudfront.net
13.32.134.52	A+PTR	server-13-32-134-52.lax3.r.cloudfront.net
13.32.134.52	A	eu-assets7.freshdesk.com
13.32.134.52	A	eu-assets9.freshdesk.com
13.32.134.81	A	interviews-qamanagers.slack.com
13.32.134.81	A	ai-ni-group.slack.com
13.32.134.81	A	recruiteropennetwork.slack.com
13.32.134.93	PTR	server-13-32-134-93.vie50.r.cloudfront.net
13.32.134.94	PTR	server-13-32-134-94.vie50.r.cloudfront.net
13.32.134.94	A	server-13-32-134-94.lax3.r.cloudfront.net
13.32.134.95	PTR	server-13-32-134-95.lax3.r.cloudfront.net
13.32.134.103	A+PTR	server-13-32-134-103.lax3.r.cloudfront.net
13.32.134.116	PTR	server-13-32-134-116.lax3.r.cloudfront.net
13.32.134.133	PTR	server-13-32-134-133.lax3.r.cloudfront.net
13.32.134.229	PTR	server-13-32-134-229.vie50.r.cloudfront.net
13.32.134.241	PTR	server-13-32-134-241.lax3.r.cloudfront.net
13.32.135.15	PTR	server-13-32-135-15.lax3.r.cloudfront.net
13.32.135.49	PTR	server-13-32-135-49.lax3.r.cloudfront.net
13.32.135.55	A+PTR	server-13-32-135-55.lax3.r.cloudfront.net
13.32.135.57	PTR	server-13-32-135-57.lax3.r.cloudfront.net
13.32.135.60	A+PTR	server-13-32-135-60.lax3.r.cloudfront.net
13.32.135.72	PTR	server-13-32-135-72.vie50.r.cloudfront.net
13.32.135.72	A	server-13-32-135-72.lax3.r.cloudfront.net
13.32.135.87	PTR	server-13-32-135-87.vie50.r.cloudfront.net
13.32.135.87	A	server-13-32-135-87.lax3.r.cloudfront.net
13.32.135.197	PTR	server-13-32-135-197.vie50.r.cloudfront.net
13.32.135.197	A	server-13-32-135-197.lax3.r.cloudfront.net
13.32.135.198	PTR	server-13-32-135-198.vie50.r.cloudfront.net
13.32.135.199	A+PTR	server-13-32-135-199.lax3.r.cloudfront.net
13.32.135.228	A+PTR	server-13-32-135-228.lax3.r.cloudfront.net
13.32.135.236	PTR	server-13-32-135-236.vie50.r.cloudfront.net
13.32.135.240	PTR	server-13-32-135-240.vie50.r.cloudfront.net
13.32.135.240	A	server-13-32-135-240.lax3.r.cloudfront.net