Robtex

Up: 72.21.194.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 72.21.195.0/25
Down right: 72.21.195.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.21.195.0	A	register.amazon.com
72.21.195.0	A	localregister.amazon.com
72.21.195.1	PTR	s3-1.amazonaws.com
72.21.195.3	PTR	s3-external-1.amazonaws.com
72.21.195.4	PTR	s3-console-us-standard.console.aws.amazon.com
72.21.195.5	PTR	s3-console-us-standard.amazonaws.com
72.21.195.6	PTR	seeder.amazonaws.com
72.21.195.7	PTR	tracker.amazonaws.com
72.21.195.8	PTR	s3-website-us-east-1.amazonaws.com
72.21.195.8	A	bucsmobile.com
72.21.195.8	A	bcusmobile.com
72.21.195.10	PTR	client-cp.storagegateway.us-east-1.amazonaws.com
72.21.195.11	PTR	dp-1.storagegateway.us-east-1.amazonaws.com
72.21.195.13	PTR	proxy-app.storagegateway.us-east-1.amazonaws.com
72.21.195.15	PTR	s3-1-w.amazonaws.com
72.21.195.15	A	stereopsis.com.s3.amazonaws.com
72.21.195.15	A	kaleme.com.s3.amazonaws.com
72.21.195.18	A	dp-rsm-prod.amazon.com
72.21.195.19	PTR	aiv-eu-blr-dev.amazon.com
72.21.195.21	A	www1.amazon.ca
72.21.195.23	PTR	s3-transfer-us-east-1.amazonaws.com
72.21.195.25	PTR	s3-transfer-us-east-1.amazonaws.com
72.21.195.27	PTR	s3-transfer-us-east-1.amazonaws.com
72.21.195.29	PTR	s3-transfer-us-east-1.amazonaws.com
72.21.195.31	PTR	s3-transfer-us-east-1.amazonaws.com
72.21.195.32	A+PTR	kindle-images.amazon.co.jp
72.21.195.34	PTR	s3-1-w.amazonaws.com
72.21.195.35	PTR	s3-external-1.amazonaws.com
72.21.195.36	PTR	s3-console-us-standard.console.aws.amazon.com
72.21.195.37	PTR	s3-console-us-standard.amazonaws.com
72.21.195.38	PTR	seeder.amazonaws.com
72.21.195.39	PTR	tracker.amazonaws.com
72.21.195.40	PTR	s3-website-us-east-1.amazonaws.com
72.21.195.40	A	seattlerefined.com
72.21.195.40	A	origin-music.amazon.com
72.21.195.42	PTR	client-cp.storagegateway.us-east-1.amazonaws.com
72.21.195.43	PTR	dp-1.storagegateway.us-east-1.amazonaws.com
72.21.195.44	PTR	storagegateway.us-east-1.amazonaws.com
72.21.195.45	PTR	proxy-app.storagegateway.us-east-1.amazonaws.com
72.21.195.48	A	kindle-content-update-proxy-gamma.amazon.com
72.21.195.49	A	reinstate.amazon.com
72.21.195.50	A	twitch-proxy.amazon.com
72.21.195.53	A	fetch.amazon.com
72.21.195.54	A	subs-na-prod.amazon.com
72.21.195.56	A	metering.marketplace.us-east-1.amazonaws.com
72.21.195.65	PTR	s3-1.amazonaws.com
72.21.195.66	PTR	s3-1-w.amazonaws.com
72.21.195.66	A	playfish.com.s3.amazonaws.com
72.21.195.66	A	sbnation.com.s3.amazonaws.com
72.21.195.67	PTR	s3-external-1.amazonaws.com
72.21.195.67	A	cscentral.amazon.com
72.21.195.68	PTR	s3-console-us-standard.console.aws.amazon.com
72.21.195.69	PTR	s3-console-us-standard.amazonaws.com
72.21.195.70	PTR	seeder.amazonaws.com
72.21.195.71	PTR	tracker.amazonaws.com
72.21.195.72	PTR	s3-website-us-east-1.amazonaws.com
72.21.195.74	PTR	client-cp.storagegateway.us-east-1.amazonaws.com
72.21.195.75	PTR	dp-1.storagegateway.us-east-1.amazonaws.com
72.21.195.77	PTR	proxy-app.storagegateway.us-east-1.amazonaws.com
72.21.195.82	A	dcape-na.amazon.com
72.21.195.84	A	www.na-amazon-creturns.com
72.21.195.85	A	sds-admin.amazon.com
72.21.195.86	A	hx-preprod.amazon.com
72.21.195.87	A	www.audible.ca
72.21.195.93	A	duranium-na.amazon.com
72.21.195.94	A	www23.amazon.com
72.21.195.95	A	na.amzheimdall.com
72.21.195.97	PTR	s3-1.amazonaws.com
72.21.195.97	A	kwis-opf.amazon.com
72.21.195.98	PTR	s3-1-w.amazonaws.com
72.21.195.98	A	playfish.com.s3.amazonaws.com
72.21.195.99	PTR	s3-external-1.amazonaws.com
72.21.195.100	PTR	s3-console-us-standard.console.aws.amazon.com
72.21.195.101	PTR	s3-console-us-standard.amazonaws.com
72.21.195.102	PTR	seeder.amazonaws.com
72.21.195.103	PTR	tracker.amazonaws.com
72.21.195.104	PTR	s3-website-us-east-1.amazonaws.com
72.21.195.104	A	bpaymobile.com
72.21.195.106	PTR	client-cp.storagegateway.us-east-1.amazonaws.com
72.21.195.107	PTR	dp-1.storagegateway.us-east-1.amazonaws.com
72.21.195.109	PTR	proxy-app.storagegateway.us-east-1.amazonaws.com
72.21.195.130	A	stcds.audible.com
72.21.195.132	A	sms-in.amazon.com
72.21.195.146	A	kindle-periodicals-cs-sandbox.amazon.com
72.21.195.147	A	amazonsupply.com
72.21.195.147	A	www.amazonsupply.com
72.21.195.148	A	dp-contacts.amazon.com
72.21.195.157	A	a4k.amazon.com
72.21.195.159	A	whispercast.amazon.com
72.21.195.160	PTR	s3-1.amazonaws.com
72.21.195.161	PTR	s3-1-w.amazonaws.com
72.21.195.161	A	ubivent.com.s3.amazonaws.com
72.21.195.161	A	drivers.solvusoft.com.s3.amazonaws.com
72.21.195.162	PTR	s3-external-1.amazonaws.com
72.21.195.163	PTR	s3-console-us-standard.console.aws.amazon.com
72.21.195.164	PTR	s3-console-us-standard.amazonaws.com
72.21.195.165	PTR	seeder.amazonaws.com
72.21.195.166	PTR	tracker.amazonaws.com
72.21.195.167	PTR	s3-website-us-east-1.amazonaws.com
72.21.195.167	A	physicalmapofasia.com
72.21.195.169	PTR	client-cp.storagegateway.us-east-1.amazonaws.com
72.21.195.170	PTR	dp-1.storagegateway.us-east-1.amazonaws.com
72.21.195.172	PTR	proxy-app.storagegateway.us-east-1.amazonaws.com
72.21.195.175	PTR	s3-1-w.amazonaws.com
72.21.195.175	A	fimagenes.com.s3.amazonaws.com
72.21.195.176	PTR	s3-external-1.amazonaws.com
72.21.195.177	PTR	s3-console-us-standard.console.aws.amazon.com
72.21.195.178	PTR	s3-console-us-standard.amazonaws.com
72.21.195.179	PTR	seeder.amazonaws.com
72.21.195.180	PTR	tracker.amazonaws.com
72.21.195.181	PTR	s3-website-us-east-1.amazonaws.com
72.21.195.181	A	bestmoviesbyfarr.com
72.21.195.181	A	servehttp.com.s3-website-us-east-1.amazonaws.com
72.21.195.183	PTR	client-cp.storagegateway.us-east-1.amazonaws.com
72.21.195.184	PTR	dp-1.storagegateway.us-east-1.amazonaws.com
72.21.195.186	PTR	proxy-app.storagegateway.us-east-1.amazonaws.com
72.21.195.190	A	lbr-optimized.console-l.amazonaws.com
72.21.195.190	A	us-east-1.console.aws.amazon.com
72.21.195.191	A	identity-snds.amazon.com
72.21.195.194	A	dv-msg.amazon.com
72.21.195.195	A	dv-ext.amazon.com
72.21.195.196	A	cdn-i.dd.imdb.com
72.21.195.196	A	icons.imdb.com
72.21.195.196	A	images.dd.imdb.com
72.21.195.198	A	imbd-professional.com
72.21.195.198	A	proimdb.info
72.21.195.198	A	proimbd.com
72.21.195.211	A	mturk-requester-sandbox.us-east-1.amazonaws.com
72.21.195.212	A	mturk-requester.us-east-1.amazonaws.com
72.21.195.213	A	sesblog.amazon.com
72.21.195.221	A	dp-br-preprod.amazon.com
72.21.195.223	A	dp-gw-preprod.amazon.com
72.21.195.224	A	www.amazonb2b.com
72.21.195.236	A	local-mobile.amazon.com
72.21.195.240	A	www.amazonlogistics.com
72.21.195.250	A	dp-deg-preprod.amazon.com
72.21.195.254	A	ams.amazon.com