Robtex

Up: 13.227.216.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 13.227.218.0/24
Down right: 13.227.219.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
13.227.218.130	A+PTR	server-13-227-218-130.ams54.r.cloudfront.net
13.227.218.130	A	d152vjybmy61oi.cloudfront.net
13.227.218.222	PTR	server-13-227-218-222.ams54.r.cloudfront.net
13.227.218.222	A	d2ecrnfwfa8soc.cloudfront.net
13.227.218.222	A	dni15zuk1ot5u.cloudfront.net
13.227.219.2	PTR	server-13-227-219-2.ams54.r.cloudfront.net
13.227.219.12	A+PTR	server-13-227-219-12.ams54.r.cloudfront.net
13.227.219.23	PTR	server-13-227-219-23.ams54.r.cloudfront.net
13.227.219.34	PTR	server-13-227-219-34.ams54.r.cloudfront.net
13.227.219.40	PTR	server-13-227-219-40.ams54.r.cloudfront.net
13.227.219.54	PTR	server-13-227-219-54.ams54.r.cloudfront.net
13.227.219.61	PTR	server-13-227-219-61.ams54.r.cloudfront.net
13.227.219.68	PTR	server-13-227-219-68.ams54.r.cloudfront.net
13.227.219.75	PTR	server-13-227-219-75.ams54.r.cloudfront.net
13.227.219.90	PTR	server-13-227-219-90.ams54.r.cloudfront.net
13.227.219.94	PTR	server-13-227-219-94.ams54.r.cloudfront.net
13.227.219.100	A+PTR	server-13-227-219-100.ams54.r.cloudfront.net
13.227.219.102	A	server-13-227-219-102.ams54.r.cloudfront.net
13.227.219.105	PTR	server-13-227-219-105.ams54.r.cloudfront.net