Robtex

Up: 103.3.64.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 103.3.64.0/23
Down right: 103.3.66.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.3.64.1	PTR	xe-0-0-0-300.iig-cwdc-p02.sbn.co.th
103.3.64.4	PTR	103-3-64-4.sbn.co.th
103.3.64.38	PTR	xe-1-0-0-0.iig-mscs-p01.ais-idc.com
103.3.64.162	PTR	103-3-64-162.sbn.co.th
103.3.64.255	PTR	103-3-64-255.sbn.co.th
103.3.65.1	PTR	103-3-65-1.sbn.co.th
103.3.65.10	PTR	103-3-65-10.sbn.co.th
103.3.65.10	A	library.senate.go.th
103.3.65.13	PTR	103-3-65-13.sbn.co.th
103.3.65.13	A	ns1.senate.go.th
103.3.65.14	PTR	103-3-65-14.sbn.co.th
103.3.65.14	A	ns2.senate.go.th
103.3.65.19	A	w3c.senate.go.th
103.3.65.23	PTR	103-3-65-23.sbn.co.th
103.3.65.23	A	antigateway.thaisenate.org
103.3.65.23	A	antigateway1.thaisenate.org
103.3.65.24	PTR	103-3-65-24.sbn.co.th
103.3.65.24	A	www1.thaisenate.org
103.3.65.44	A+PTR	mail.senate.go.th
103.3.65.44	A	mail1.thaisenate.org
103.3.65.44	A	web.senate.go.th
103.3.65.71	A	click.senate.go.th
103.3.65.92	PTR	103-3-65-92.sbn.co.th
103.3.65.222	PTR	103-3-65-222.sbn.co.th
103.3.65.222	A	antigateway.senate.go.th
103.3.66.0	PTR	103-3-64-0.sbn.co.th
103.3.66.3	PTR	103-3-64-3.ais-idc.com
103.3.66.4	PTR	103-3-64-4.sbn.co.th
103.3.66.4	A	navgw.scasset.com
103.3.66.5	PTR	103-3-64-5.sbn.co.th
103.3.66.5	A	akira.scasset.com
103.3.66.6	PTR	103-3-64-6.sbn.co.th
103.3.66.6	A	scasset.com
103.3.66.6	A	scasset.co.th
103.3.66.7	PTR	103-3-64-7.sbn.co.th
103.3.66.8	PTR	103-3-64-8.sbn.co.th
103.3.66.8	A	st3wedding.com
103.3.66.9	A	oaitower.com
103.3.66.11	A	mail.oaitower.com
103.3.66.12	PTR	103-3-64-12.ais-idc.com
103.3.66.12	A	mail.thehudsonsathorn.com
103.3.66.12	A	mail.thaksinshin.net
103.3.66.13	PTR	103-3-64-13.sbn.co.th
103.3.66.16	PTR	103-3-64-16.sbn.co.th
103.3.66.16	A	mail.thaicomfoundation.org
103.3.66.18	A	oaigroup.com
103.3.66.19	A	saladaengone.com
103.3.66.19	A	mail.oaigroup.com
103.3.66.21	PTR	103-3-64-21.ais-idc.com
103.3.66.21	A	mail.thaisme.com
103.3.66.21	A	mail.thaksinshin.com
103.3.66.22	PTR	103-3-64-22.sbn.co.th
103.3.66.22	A	mail.scasset.com
103.3.66.22	A	mail.28chidlom.com
103.3.66.27	A	28chidlom.com
103.3.66.30	PTR	103-3-64-30.ais-idc.com
103.3.66.30	A	scpropertyagent.com
103.3.66.31	A	boffice.scasset.com
103.3.66.32	A	thesistersnails.com
103.3.66.33	A	shinawatragroup.com
103.3.66.35	A	thamesvalleykhaoyai.com
103.3.66.37	A	rende.co.th
103.3.66.38	A	shinawatratower.com
103.3.66.39	A	shinawatratower2.com
103.3.66.42	A	thailandpenthouses.com
103.3.66.43	A	beatniq32.com
103.3.66.46	PTR	103-3-64-46.sbn.co.th
103.3.66.46	A	thaicomfoundation.org
103.3.66.46	A	www.thaicomfoundation.org
103.3.66.55	PTR	103-3-64-55.sbn.co.th
103.3.66.55	A	vpn.scasset.com
103.3.66.250	PTR	103-3-64-250.sbn.co.th
103.3.66.250	A	www.motoparts.co.th
103.3.66.250	A	pspl.co.th
103.3.67.1	PTR	103-3-64-1.ais-idc.com