Robtex

Up: 52.222.197.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 52.222.197.128/26
Down right: 52.222.197.192/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
52.222.197.128	A+PTR	server-52-222-197-128.nrt20.r.cloudfront.net
52.222.197.151	A+PTR	server-52-222-197-151.nrt20.r.cloudfront.net
52.222.197.151	A	currencyfairy.com
52.222.197.199	A+PTR	server-52-222-197-199.nrt20.r.cloudfront.net
52.222.197.199	A	d2yv6cqq8cnqfm.cloudfront.net
52.222.197.201	A	yph.slack.com
52.222.197.201	A	digitalmarketing2018.slack.com
52.222.197.201	A	msmgo.slack.com
52.222.197.228	A+PTR	server-52-222-197-228.nrt20.r.cloudfront.net
52.222.197.236	A+PTR	server-52-222-197-236.nrt20.r.cloudfront.net
52.222.197.236	A	mojaloop.slack.com
52.222.197.236	A	igina.slack.com
52.222.197.247	PTR	server-52-222-197-247.cdg50.r.cloudfront.net
52.222.197.247	A	trustcompanyofamerica.slack.com
52.222.197.247	A	server-52-222-197-247.nrt20.r.cloudfront.net