Robtex

Up: 52.219.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 52.219.20.0/23
Down right: 52.219.22.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
52.219.20.0	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.0	A	smartup-upload.s3-us-west-1.amazonaws.com
52.219.20.0	A	ffwebookun.com
52.219.20.2	PTR	s3-us-west-1-w.amazonaws.com
52.219.20.3	A	br.s3-website-us-west-1.amazonaws.com
52.219.20.3	A	dwtube.com.s3-website-us-west-1.amazonaws.com
52.219.20.3	A	smartypants.academy
52.219.20.4	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.4	A	cpmembergallery.s3-us-west-1.amazonaws.com
52.219.20.4	A	presspassimages.s3-us-west-1.amazonaws.com
52.219.20.5	PTR	s3-us-west-1.amazonaws.com
52.219.20.6	PTR	s3-us-west-1-w.amazonaws.com
52.219.20.6	A	fasthouse.s3.amazonaws.com
52.219.20.6	A	groupon-files.s3.amazonaws.com
52.219.20.7	A	fortodocapital.com
52.219.20.7	A	vijaysaravana.com
52.219.20.8	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.8	A	lo-hippi-files.s3-us-west-1.amazonaws.com
52.219.20.8	A	red-product.s3-us-west-1.amazonaws.com
52.219.20.10	A	coverhound.s3.amazonaws.com
52.219.20.10	A	freezipopener.s3.amazonaws.com
52.219.20.10	A	nightout.s3.amazonaws.com
52.219.20.11	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.11	A	www.stockstream.tv
52.219.20.11	A	matthewmcphillips.com
52.219.20.12	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.12	A	cpmembergallery.s3-us-west-1.amazonaws.com
52.219.20.12	A	red-product.s3-us-west-1.amazonaws.com
52.219.20.14	PTR	s3-us-west-1-w.amazonaws.com
52.219.20.14	A	hakkasangroup.com.s3.amazonaws.com
52.219.20.15	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.15	A	chrisandzuz.com
52.219.20.16	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.16	A	wcpescripts.s3-us-west-1.amazonaws.com
52.219.20.16	A	datafox-data.s3-us-west-1.amazonaws.com
52.219.20.18	PTR	s3-us-west-1-w.amazonaws.com
52.219.20.18	A	hakkasangroup.com.s3.amazonaws.com
52.219.20.18	A	up.anv.bz.s3.amazonaws.com
52.219.20.19	A	br.s3-website-us-west-1.amazonaws.com
52.219.20.19	A	dwtube.com.s3-website-us-west-1.amazonaws.com
52.219.20.19	A	sanjhirasoi.com
52.219.20.20	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.22	PTR	s3-us-west-1-w.amazonaws.com
52.219.20.22	A	up.anv.bz.s3.amazonaws.com
52.219.20.22	A	synergycommunity.s3.amazonaws.com
52.219.20.23	A	chrisandzuz.com
52.219.20.23	A	opusitalian.com
52.219.20.24	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.24	A	wet-republic.s3-us-west-1.amazonaws.com
52.219.20.25	PTR	s3-us-west-1.amazonaws.com
52.219.20.26	A	groupon-files.s3.amazonaws.com
52.219.20.26	A	nightout.s3.amazonaws.com
52.219.20.27	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.27	A	newsclump.com
52.219.20.27	A	www.getscale.com
52.219.20.28	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.28	A	nitrocloud-prod.s3-us-west-1.amazonaws.com
52.219.20.29	PTR	s3-us-west-1.amazonaws.com
52.219.20.30	PTR	s3-us-west-1-w.amazonaws.com
52.219.20.30	A	up.anv.bz.s3.amazonaws.com
52.219.20.30	A	synergycommunity.s3.amazonaws.com
52.219.20.31	A	cranesacramento.com
52.219.20.31	A	unfoldedvr.com
52.219.20.32	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.32	A	dumpling-attachments-storage.s3-us-west-1.amazonaws.com
52.219.20.32	A	sourceout.s3-us-west-1.amazonaws.com
52.219.20.34	PTR	s3-us-west-1-w.amazonaws.com
52.219.20.34	A	coverhound.s3.amazonaws.com
52.219.20.34	A	sm-panel.s3.amazonaws.com
52.219.20.35	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.36	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.36	A	duckscdn.s3-us-west-1.amazonaws.com
52.219.20.38	PTR	s3-us-west-1-w.amazonaws.com
52.219.20.38	A	nightout.s3.amazonaws.com
52.219.20.38	A	techmeabroad.s3.amazonaws.com
52.219.20.39	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.39	A	newsclump.com
52.219.20.39	A	halftimestudio.com
52.219.20.40	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.40	A	webroot-cms-cdn.s3-us-west-1.amazonaws.com
52.219.20.40	A	crates-io.s3-us-west-1.amazonaws.com
52.219.20.42	A	bpnvideobucket.s3.amazonaws.com
52.219.20.42	A	static.save1.com.s3.amazonaws.com
52.219.20.43	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.43	A	sadiewilhelm.com
52.219.20.43	A	halftimestudio.com
52.219.20.44	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.44	A	dumpling-attachments-storage.s3-us-west-1.amazonaws.com
52.219.20.44	A	sourceout.s3-us-west-1.amazonaws.com
52.219.20.46	PTR	s3-us-west-1-w.amazonaws.com
52.219.20.46	A	coverhound.s3.amazonaws.com
52.219.20.46	A	bpnvideobucket.s3.amazonaws.com
52.219.20.47	A	rerioa.com
52.219.20.47	A	chrisandzuz.com
52.219.20.47	A	democratic-direct.com
52.219.20.48	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.48	A	nitrocloud-prod.s3-us-west-1.amazonaws.com
52.219.20.50	A	br.s3-website-us-west-1.amazonaws.com
52.219.20.50	A	dwtube.com.s3-website-us-west-1.amazonaws.com
52.219.20.50	A	www.stockstream.tv
52.219.20.56	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.56	A	www.kippnj-cdn.s3-us-west-1.amazonaws.com
52.219.20.58	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.58	A	www.getscale.com
52.219.20.58	A	matthewmcphillips.com
52.219.20.60	A	groupon-files.s3.amazonaws.com
52.219.20.66	A	www.getscale.com
52.219.20.66	A	sadiewilhelm.com
52.219.20.66	A	swift-nav.com
52.219.20.68	A	groupon-files.s3.amazonaws.com
52.219.20.72	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.72	A	dsad-dev.s3-us-west-1.amazonaws.com
52.219.20.73	A	s3-us-west-1.amazonaws.com
52.219.20.74	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.74	A	matthewmcphillips.com
52.219.20.74	A	smartypants.academy
52.219.20.76	PTR	s3-us-west-1-w.amazonaws.com
52.219.20.76	A	npgco-web-preroll.s3.amazonaws.com
52.219.20.82	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.82	A	matthewmcphillips.com
52.219.20.82	A	grooveinteractive.com
52.219.20.90	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.90	A	aocit.com.s3-website-us-west-1.amazonaws.com
52.219.20.90	A	rsong2019.com
52.219.20.98	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.98	A	ngted.com
52.219.20.98	A	smartypants.academy
52.219.20.100	PTR	s3-us-west-1-w.amazonaws.com
52.219.20.100	A	clayglobal.s3.amazonaws.com
52.219.20.106	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.106	A	smartypants.academy
52.219.20.106	A	sanjhirasoi.com
52.219.20.112	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.112	A	www.kippnj-cdn.s3-us-west-1.amazonaws.com
52.219.20.113	PTR	s3-us-west-1.amazonaws.com
52.219.20.114	A	knormal.com
52.219.20.114	A	chrisandzuz.com
52.219.20.114	A	halftimestudio.com
52.219.20.120	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.120	A	nitrocloud-prod.s3-us-west-1.amazonaws.com
52.219.20.120	A	offline-processing.s3-us-west-1.amazonaws.com
52.219.20.122	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.122	A	swift-nav.com
52.219.20.122	A	democratic-direct.com
52.219.20.130	PTR	s3-website-us-west-1.amazonaws.com
52.219.20.130	A	www.stockstream.tv
52.219.20.130	A	arxivst.com
52.219.20.136	PTR	s3-us-west-1-r-w.amazonaws.com
52.219.20.136	A	nitrocloud-prod.s3-us-west-1.amazonaws.com
52.219.20.138	A	www.mnogoazarta.ru
52.219.20.138	A	opusitalian.com
52.219.20.138	A	www.filemakerandapis.com