Robtex

Up: 203.147.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.147.0.0/22
Down right: 203.147.4.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.147.0.1	A+PTR	aaa.ji-net.com
203.147.0.3	PTR	ns.ji-net.com
203.147.0.3	A	2.th.pool.ntp.org
203.147.0.4	A	ftp.ji-net.com
203.147.0.5	A	hostmaster.ji-net.com
203.147.0.8	A+PTR	member.ji-net.com
203.147.0.10	A+PTR	firewall.ji-net.com
203.147.0.11	A+PTR	db.ji-net.com
203.147.0.12	A	malai.ji-net.com
203.147.0.16	A+PTR	smart.ji-net.com
203.147.0.18	A+PTR	chaba2.ji-net.com
203.147.0.19	A+PTR	chaba.ji-net.com
203.147.0.21	A+PTR	nchaba.ji-net.com
203.147.0.30	PTR	proxy.ji-net.com
203.147.0.44	PTR	proxy.ji-net.com
203.147.0.45	PTR	r45.ji-net.com
203.147.0.48	A+PTR	proxy.ji-net.com
203.147.0.49	PTR	r49.ji-net.com
203.147.0.50	PTR	r50.ji-net.com
203.147.0.58	PTR	r58.ji-net.com
203.147.0.59	PTR	r59.ji-net.com
203.147.1.193	A+PTR	noc.ji-net.com
203.147.1.251	PTR	outlook.rockfound.or.th
203.147.2.69	PTR	mail.occ.co.th
203.147.2.188	A+PTR	mail.brookergroup.com
203.147.3.212	A+PTR	mail.amcfact.com
203.147.3.212	A	amcfact.com
203.147.4.27	PTR	mail.thaiurethane.com
203.147.4.66	PTR	mail.nccc.go.th
203.147.4.69	PTR	mail.ubsolutions.co.th
203.147.4.99	PTR	mail.ramagardenshotel.com
203.147.4.194	A	mail.scib.co.th
203.147.4.232	PTR	data1.pbc3.scib.co.th
203.147.4.233	PTR	data1.pbc4.scib.co.th
203.147.5.2	PTR	www.rtna.ac.th
203.147.5.51	A+PTR	mail.kangzen.com
203.147.5.55	PTR	mail.kangzen.com
203.147.5.60	A	www.thailifeinfo.com
203.147.5.60	A	organickk.com
203.147.5.60	A	thailifeinfo.com
203.147.5.103	PTR	mail.kangzen.com
203.147.5.106	PTR	mail.kangzen.com
203.147.5.229	A	naiinforschool.com
203.147.5.229	A	www.amarineducation.com
203.147.6.29	A	ns1.pops.co.th
203.147.6.29	A	athomeservicesthailand.com
203.147.6.30	A	pops.co.th
203.147.6.30	A	ns2.pops.co.th
203.147.7.7	A	cba.net
203.147.7.7	A	darmstadtium.toshiba-ttei.com
203.147.7.7	A	dns.nandakwang.com
203.147.7.8	A	ns2.thtsb.com
203.147.7.17	PTR	mail.ttei.toshiba.co.th
203.147.7.17	A	mail.nandakwang.com
203.147.7.17	A	mail.ttlc.toshiba.co.th
203.147.7.29	PTR	toshiba.co.th
203.147.7.78	A	durianchamp.com
203.147.7.187	A	toyoink.co.th
203.147.7.195	A	ji-net.co.th
203.147.7.195	A	mail.ji-net.co.th
203.147.7.201	A	mta.ji-net.co.th