Robtex

Up: 122.155.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 122.155.20.0/23
Down right: 122.155.22.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
122.155.21.4	A	www.cathotnet.com
122.155.23.7	A	okmdmail.okmd.or.th
122.155.23.37	PTR	ns3.fontory.co.th
122.155.23.37	A	mail.samsen5lodgebangkok.com
122.155.23.37	A	ns.divasiam.com
122.155.23.42	A	mail.mazdaelearning.com
122.155.23.51	A+PTR	a.nic.scb
122.155.23.52	A+PTR	ns1.nic.scb
122.155.23.52	A	ns1.scb.thains.co.th
122.155.23.64	A+PTR	a.thains.co.th
122.155.23.65	A+PTR	ns1.thains.co.th
122.155.23.68	A	whois.thnic.net
122.155.23.68	A	whois.thnic.co.th
122.155.23.254	PTR	maile.com