Robtex

Up: 203.150.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.150.72.0/22
Down right: 203.150.76.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.150.72.17	PTR	203-150-72-17.inter.net.th
203.150.72.17	PTR	chaipat-mail01.chaipat.or.th
203.150.72.43	PTR	203-150-72-43.inter.net.th
203.150.72.80	PTR	203-150-72-80.inter.net.th
203.150.72.88	PTR	203-150-72-88.inter.net.th
203.150.72.89	PTR	203-150-72-89.inter.net.th
203.150.72.97	PTR	203-150-72-97.inter.net.th
203.150.72.122	PTR	203-150-72-122.inter.net.th
203.150.72.131	PTR	ftp.rdpb.go.th
203.150.72.131	PTR	intraweb.rdpb.go.th
203.150.72.131	PTR	prvn.rdpb.go.th
203.150.72.155	PTR	203-150-72-155.inter.net.th
203.150.72.234	PTR	203-150-72-234.inter.net.th
203.150.75.5	A	taladrod.com
203.150.75.5	A	www.taladrod.com
203.150.75.6	A	imgc1.taladrod.com
203.150.76.6	A	pctlab.com
203.150.76.9	PTR	203-150-76-9.inter.net.th
203.150.76.9	A	gps.dtc.co.th
203.150.76.251	PTR	203-150-76-251.inter.net.th
203.150.77.40	A+PTR	ironport.imails.club
203.150.77.149	PTR	203-150-77-149.inter.net.th
203.150.77.149	A	ectpace.com
203.150.77.155	PTR	203-150-77-155.inter.net.th
203.150.78.74	A	smtp.tu.ac.th
203.150.78.207	PTR	203-150-78-207.inter.net.th
203.150.79.32	PTR	203-150-79-32.inter.net.th
203.150.79.67	PTR	203-150-79-67.inter.net.th
203.150.79.67	A	mail7967.one.th
203.150.79.80	PTR	203-150-79-80.inter.net.th
203.150.79.123	PTR	203-150-79-123.inter.net.th
203.150.79.128	PTR	203-150-79-128.inter.net.th
203.150.79.184	PTR	203-150-79-184.inter.net.th
203.150.79.211	PTR	203-150-79-211.inter.net.th
203.150.79.211	A	eaccountant.dbd.go.th
203.150.79.216	PTR	203-150-79-216.inter.net.th
203.150.79.216	A	regcom.dbd.go.th
203.150.79.217	A	ecert.dbd.go.th
203.150.79.218	PTR	203-150-79-218.inter.net.th
203.150.79.218	A	dbd.go.th