Robtex

Up: 13.212.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 13.212.0.0/17
Down right: 13.212.128.0/17
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
13.212.0.0	PTR	ec2-13-212-0-0.ap-southeast-1.compute.amazonaws.com
13.212.1.17	PTR	ec2-13-212-1-17.ap-southeast-1.compute.amazonaws.com
13.212.6.115	A+PTR	ec2-13-212-6-115.ap-southeast-1.compute.amazonaws.com
13.212.8.21	A	bciasia.com
13.212.30.16	A	k-mart.co.id
13.212.42.135	PTR	ec2-13-212-42-135.ap-southeast-1.compute.amazonaws.com
13.212.45.88	A	www.sexy.student.com
13.212.45.88	A	student.net
13.212.46.207	A	serv.my
13.212.50.192	A	cbs.vn
13.212.67.200	PTR	ec2-13-212-67-200.ap-southeast-1.compute.amazonaws.com
13.212.71.12	A	wqkwhbm.top
13.212.71.12	A	qchltth.top
13.212.71.12	A	oiljjin.top
13.212.72.222	A	all.town
13.212.73.175	PTR	ec2-13-212-73-175.ap-southeast-1.compute.amazonaws.com
13.212.74.212	A	7b3457ff2474b7bd0561cadb79ca9268.amazonappstream.com
13.212.92.33	A	science.thewire.in
13.212.99.14	A	ec2-13-212-99-14.ap-southeast-1.compute.amazonaws.com
13.212.99.169	A	legfox.com
13.212.105.9	A	7b3457ff2474b7bd0561cadb79ca9268.amazonappstream.com
13.212.107.68	PTR	ec2-13-212-107-68.ap-southeast-1.compute.amazonaws.com
13.212.108.8	A	ssl-8.sshstores.net
13.212.108.117	A	fwc.lifesizecloud.com
13.212.110.122	A	fwc.lifesizecloud.com
13.212.115.42	A	iswn.net
13.212.116.216	A	bhmvillas.com
13.212.119.180	A	fwc.lifesizecloud.com
13.212.120.248	PTR	ec2-13-212-120-248.ap-southeast-1.compute.amazonaws.com
13.212.122.24	A	hanhphuchospital.com
13.212.127.161	A	7b3457ff2474b7bd0561cadb79ca9268.amazonappstream.com
13.212.143.127	A	gamer-sulaiman.akbar-store.me
13.212.144.42	PTR	ec2-13-212-144-42.ap-southeast-1.compute.amazonaws.com
13.212.145.209	PTR	ec2-13-212-145-209.ap-southeast-1.compute.amazonaws.com
13.212.148.207	A	fwc.lifesizecloud.com
13.212.156.211	PTR	ec2-13-212-156-211.ap-southeast-1.compute.amazonaws.com
13.212.161.96	A+PTR	ec2-13-212-161-96.ap-southeast-1.compute.amazonaws.com
13.212.161.96	A	shan234.com
13.212.162.215	A	juego.live
13.212.168.204	A	kami.ai
13.212.172.210	A	imp-ru-ap.jampp.com
13.212.173.155	PTR	ec2-13-212-173-155.ap-southeast-1.compute.amazonaws.com
13.212.177.238	A	7b3457ff2474b7bd0561cadb79ca9268.amazonappstream.com
13.212.181.173	PTR	ec2-13-212-181-173.ap-southeast-1.compute.amazonaws.com
13.212.183.112	A	fwc.lifesizecloud.com
13.212.213.160	PTR	ec2-13-212-213-160.ap-southeast-1.compute.amazonaws.com
13.212.214.226	A	myads.company
13.212.215.73	PTR	ec2-13-212-215-73.ap-southeast-1.compute.amazonaws.com
13.212.225.59	PTR	ec2-13-212-225-59.ap-southeast-1.compute.amazonaws.com
13.212.249.231	A	mylearningcube.com