Robtex

Up: 52.222.189.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 52.222.189.0/26
Down right: 52.222.189.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
52.222.189.45	PTR	server-52-222-189-45.bom52.r.cloudfront.net
52.222.189.45	A	ncgfm.slack.com
52.222.189.45	A	pushtakim.slack.com
52.222.189.47	PTR	server-52-222-189-47.ham50.r.cloudfront.net
52.222.189.47	A	gmtsgq7.911.slack.com
52.222.189.47	A	joyfulinsurance.slack.com
52.222.189.59	A+PTR	server-52-222-189-59.bom52.r.cloudfront.net
52.222.189.70	A+PTR	server-52-222-189-70.bom52.r.cloudfront.net
52.222.189.119	PTR	server-52-222-189-119.ham50.r.cloudfront.net
52.222.189.119	A	server-52-222-189-119.bom52.r.cloudfront.net
52.222.189.119	A	elefe.slack.com