Robtex

Up: 58.137.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 58.137.128.0/23
Down right: 58.137.130.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
58.137.128.37	A	thaiforfun.com
58.137.128.37	A	xn--82cypxh3dp7ac.com
58.137.128.37	A	www.wexp.net
58.137.128.67	A+PTR	smtpgw.rism.ac.th
58.137.128.68	PTR	reverse-58-137-128-68.csloxinfo.net
58.137.128.68	A	www.rism.ac.th
58.137.128.70	A	mail.rism.ac.th
58.137.128.147	PTR	mail.nucoastal.co.th
58.137.128.185	PTR	dmr-mail-secure.dmr.go.th
58.137.130.13	A	thunderbluff.thinknet.co.th
58.137.130.18	A+PTR	mx1.thinknet.co.th
58.137.130.19	A	tnlb01.thinknet.co.th
58.137.130.19	A	capella.thinknet.co.th
58.137.131.2	A	unithailogistics.com
58.137.131.230	A+PTR	mail.kceth.co.th
58.137.131.230	A	kceth.co.th