Robtex

Up: 100.20.0.0/14
Can't show all results, try to descend to a more specific CIDR
Down left: 100.22.0.0/16
Down right: 100.23.0.0/16
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
100.22.0.117	PTR	ec2-100-22-0-117.us-west-2.compute.amazonaws.com
100.22.0.117	A	www.iochess.com
100.22.0.117	A	shithead-cardgame.com
100.22.1.94	PTR	ec2-100-22-1-94.us-west-2.compute.amazonaws.com
100.22.2.138	A+PTR	ec2-100-22-2-138.us-west-2.compute.amazonaws.com
100.22.2.138	A	waypoint.co
100.22.2.179	A+PTR	mailu.mccoywade.org
100.22.2.222	PTR	mail-barracuda0002-01.fc2.com
100.22.3.112	A+PTR	ec2-100-22-3-112.us-west-2.compute.amazonaws.com
100.22.4.171	A	ape-orange.isappcloud.com
100.22.6.68	A+PTR	ec2-100-22-6-68.us-west-2.compute.amazonaws.com
100.22.6.68	A	onemob-com-production-803322844.us-west-2.elb.amazonaws.com
100.22.10.168	A+PTR	ec2-100-22-10-168.us-west-2.compute.amazonaws.com
100.22.11.220	A+PTR	ec2-100-22-11-220.us-west-2.compute.amazonaws.com
100.22.11.220	A	dentalexcellencenw.com
100.22.11.245	A+PTR	ec2-100-22-11-245.us-west-2.compute.amazonaws.com
100.22.12.48	A+PTR	ec2-100-22-12-48.us-west-2.compute.amazonaws.com
100.22.12.48	A	ard-puzzlehunt.com
100.22.12.55	A+PTR	ec2-100-22-12-55.us-west-2.compute.amazonaws.com
100.22.12.55	A	orutv.tv
100.22.13.179	PTR	ec2-100-22-13-179.us-west-2.compute.amazonaws.com
100.22.15.167	A	sonypictures.net
100.22.16.13	A+PTR	ec2-100-22-16-13.us-west-2.compute.amazonaws.com
100.22.16.29	A+PTR	ec2-100-22-16-29.us-west-2.compute.amazonaws.com
100.22.16.29	A	clk-wks-bacnet-sim.com
100.22.16.224	PTR	helm.submoagroup.com
100.22.17.233	PTR	dns2.us-west.nfserver.com
100.22.17.233	A	ns2.nfserver.net
100.22.19.173	A+PTR	ec2-100-22-19-173.us-west-2.compute.amazonaws.com
100.22.19.173	A	movimentopelabase.org.br
100.22.19.247	A+PTR	ec2-100-22-19-247.us-west-2.compute.amazonaws.com
100.22.19.247	A	valeriezatt.com
100.22.20.32	A+PTR	ec2-100-22-20-32.us-west-2.compute.amazonaws.com
100.22.20.32	A	frozenxplosion.com
100.22.20.114	PTR	ec2-100-22-20-114.us-west-2.compute.amazonaws.com
100.22.20.114	A	uwmcminn-meigs.com
100.22.20.114	A	unitysanleandro.org
100.22.20.121	PTR	ec2-100-22-20-121.us-west-2.compute.amazonaws.com
100.22.42.57	A+PTR	ec2-100-22-42-57.us-west-2.compute.amazonaws.com
100.22.46.57	A+PTR	ec2-100-22-46-57.us-west-2.compute.amazonaws.com
100.22.46.59	A+PTR	ec2-100-22-46-59.us-west-2.compute.amazonaws.com
100.22.50.1	PTR	ec2-100-22-50-1.us-west-2.compute.amazonaws.com
100.22.50.1	A	cnncfc.com.cn
100.22.50.1	A	dns1.cnncfc.com.cn
100.22.50.2	A	cnncfc.com.cn
100.22.50.2	A	dns2.cnncfc.com.cn
100.22.148.36	A+PTR	ec2-100-22-148-36.us-west-2.compute.amazonaws.com
100.22.148.36	A	rkorattendrekorb.us
100.22.168.41	A+PTR	ec2-100-22-168-41.us-west-2.compute.amazonaws.com
100.22.168.41	A	lam4d.com
100.22.180.59	A+PTR	ec2-100-22-180-59.us-west-2.compute.amazonaws.com
100.23.0.110	A+PTR	ec2-100-23-0-110.us-west-2.compute.amazonaws.com
100.23.0.118	A+PTR	ec2-100-23-0-118.us-west-2.compute.amazonaws.com
100.23.56.142	PTR	ec2-100-23-56-142.us-west-2.compute.amazonaws.com
100.23.110.97	A	dc-3110d4c0.filme-online-gratis.com
100.23.160.140	A	ziyouxuexi.com
100.23.233.0	PTR	ec2-100-23-233-0.us-west-2.compute.amazonaws.com