Robtex

Up: 13.227.96.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 13.227.96.0/22
Down right: 13.227.100.0/22

IP	Type	Hostname
13.227.97.145	PTR	server-13-227-97-145.gru50.r.cloudfront.net
13.227.99.24	A	foregon.com
13.227.99.160	PTR	server-13-227-99-160.gru50.r.cloudfront.net
13.227.101.9	A+PTR	server-13-227-101-9.gru1.r.cloudfront.net
13.227.101.9	A	portlandtrailblazers2020.com
13.227.101.20	A+PTR	server-13-227-101-20.gru1.r.cloudfront.net
13.227.101.20	A	portlandtrailblazers2020.com
13.227.101.33	A+PTR	server-13-227-101-33.gru1.r.cloudfront.net
13.227.101.33	A	d1yydbd68z5na2.cloudfront.net
13.227.101.44	PTR	server-13-227-101-44.gru1.r.cloudfront.net
13.227.101.44	A	portlandtrailblazers2020.com
13.227.101.96	A+PTR	server-13-227-101-96.gru1.r.cloudfront.net
13.227.101.96	A	emoutech.com.br
13.227.101.111	A+PTR	server-13-227-101-111.gru1.r.cloudfront.net
13.227.101.111	A	d1yydbd68z5na2.cloudfront.net
13.227.101.115	A+PTR	server-13-227-101-115.gru1.r.cloudfront.net
13.227.101.115	A	d1yydbd68z5na2.cloudfront.net
13.227.101.117	A+PTR	server-13-227-101-117.gru1.r.cloudfront.net
13.227.101.117	A	d1yydbd68z5na2.cloudfront.net
13.227.101.118	PTR	server-13-227-101-118.gru1.r.cloudfront.net
13.227.101.118	A	portlandtrailblazers2020.com
13.227.101.124	A+PTR	server-13-227-101-124.gru1.r.cloudfront.net
13.227.102.145	A+PTR	server-13-227-102-145.gru1.r.cloudfront.net