Robtex

Up: 54.231.80.128/25
Can't show all results, try to descend to a more specific CIDR
Down left: 54.231.80.128/27
Down right: 54.231.80.160/27
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
54.231.80.128	PTR	s3-1-w.amazonaws.com
54.231.80.128	A	4xrubin.s3.amazonaws.com
54.231.80.128	A	*.ly.s3.amazonaws.com
54.231.80.130	PTR	s3-website-us-east-1.amazonaws.com
54.231.80.130	A	dandyspaniel.com
54.231.80.130	A	www.cgtalk.com
54.231.80.131	PTR	s3-1.amazonaws.com
54.231.80.136	PTR	s3-1-w.amazonaws.com
54.231.80.136	A	jamglue.com.s3.amazonaws.com
54.231.80.136	A	skins.bitsontherun.com
54.231.80.137	PTR	s3-external-1-w.amazonaws.com
54.231.80.138	A	dandyspaniel.com
54.231.80.138	A	www.caelyx.net
54.231.80.138	A	edge14.com
54.231.80.139	PTR	s3-1.amazonaws.com
54.231.80.139	A	pr.apps.bittorrent.com
54.231.80.144	PTR	s3-1-w.amazonaws.com
54.231.80.144	A	static.zdtag.com
54.231.80.144	A	media.thechrispirilloshow.com
54.231.80.146	PTR	s3-website-us-east-1.amazonaws.com
54.231.80.146	A	www.peercloud.com
54.231.80.146	A	personalnav.com
54.231.80.147	A	www.goelweb.com
54.231.80.152	PTR	s3-1-w.amazonaws.com
54.231.80.152	A	https.aq360.s3.amazonaws.com
54.231.80.152	A	member-recipes.s3.amazonaws.com
54.231.80.153	PTR	s3-external-1-w.amazonaws.com
54.231.80.154	PTR	s3-website-us-east-1.amazonaws.com
54.231.80.154	A	thebusinessbacker.com
54.231.80.154	A	boltsnation.net
54.231.80.155	PTR	s3-1.amazonaws.com
54.231.80.155	A	html.scribd.com
54.231.80.155	A	*.assets.huffingtonpost.com
54.231.80.160	PTR	s3-1-w.amazonaws.com
54.231.80.160	A	images.techtree.com
54.231.80.160	A	download.gbmsoftware.com
54.231.80.162	PTR	s3-website-us-east-1.amazonaws.com
54.231.80.162	A	islandclassichorsemanship.com
54.231.80.162	A	weckconsulting.com
54.231.80.168	A	image.buyma.com
54.231.80.168	A	translateth.is.s3.amazonaws.com
54.231.80.168	A	i.autouplinktech.com.s3.amazonaws.com
54.231.80.169	A	ads.jetpackdigital.com
54.231.80.170	A	carently.com
54.231.80.170	A	kmort.com
54.231.80.170	A	pueblopensante.com
54.231.80.171	PTR	s3-1.amazonaws.com
54.231.80.171	A	leonwiner.scripting.com
54.231.80.171	A	downloads.displaylink.com
54.231.80.176	PTR	s3-1-w.amazonaws.com
54.231.80.176	A	*.secondspace.com.s3.amazonaws.com
54.231.80.176	A	m.mediapost.com
54.231.80.178	PTR	s3-website-us-east-1.amazonaws.com
54.231.80.178	A	dandyspaniel.com
54.231.80.178	A	cirle-sns.com
54.231.80.179	A	downloads.displaylink.com
54.231.80.184	PTR	s3-1-w.amazonaws.com
54.231.80.184	A	ping.enphaseenergy.com
54.231.80.184	A	files2.syncfusion.com
54.231.80.185	PTR	s3-external-1-w.amazonaws.com
54.231.80.186	PTR	s3-website-us-east-1.amazonaws.com
54.231.80.186	A	islandclassichorsemanship.com
54.231.80.186	A	carently.com