Robtex

Up: 203.152.8.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.152.8.0/23
Down right: 203.152.10.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.152.8.21	PTR	adth.denso.co.th
203.152.8.21	PTR	notes.denso.co.th
203.152.8.21	PTR	sdm.denso.co.th
203.152.8.227	A	support.dlabonline.com
203.152.8.228	A	www.dlab.co.th
203.152.8.229	A	mail.junothai.com
203.152.8.229	A	www.kansaifelt.co.th
203.152.8.229	A	mail.otc.co.th
203.152.8.232	PTR	mail.emori.co.th.8.152.203.in-addr.arpa
203.152.8.232	A	www.thai-bcc.com
203.152.8.232	A	thai-bcc.com
203.152.8.233	PTR	mail.kansaifelt.co.th
203.152.8.233	A	www.kansaifelt.co.th
203.152.8.234	A	mail.otc.co.th
203.152.8.237	A+PTR	mail.dlab.co.th
203.152.11.17	A+PTR	pool-wnet-11-17.pacific.net.th
203.152.11.153	PTR	pool-wnet-11-153.pacific.net.th