Robtex

Up: 13.224.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 13.224.248.0/22
Down right: 13.224.252.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
13.224.249.35	PTR	server-13-224-249-35.sin52.r.cloudfront.net
13.224.253.17	PTR	server-13-224-253-17.sin52.r.cloudfront.net
13.224.253.21	A+PTR	server-13-224-253-21.sin52.r.cloudfront.net
13.224.253.25	PTR	server-13-224-253-25.sin52.r.cloudfront.net
13.224.253.25	A	yxtz18.com
13.224.253.25	A	yaxintz66.com
13.224.253.28	PTR	server-13-224-253-28.sin52.r.cloudfront.net
13.224.253.35	PTR	server-13-224-253-35.sin52.r.cloudfront.net
13.224.253.53	A+PTR	server-13-224-253-53.sin52.r.cloudfront.net
13.224.253.59	A	chinatownva.com
13.224.253.82	A	chinatownva.com
13.224.253.96	A+PTR	server-13-224-253-96.sin52.r.cloudfront.net
13.224.253.112	A	chinatownva.com
13.224.253.117	A	www.novilliostudios.com
13.224.253.125	A	chinatownva.com