Robtex

Up: 49.0.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 49.0.64.0/21
Down right: 49.0.72.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
49.0.64.19	PTR	mail.theintertoolgroup.com
49.0.64.19	A	ns1.intertool.co.th
49.0.64.38	PTR	49-0-64-0.24.fixed-public.tls1b-bcr.myaisfibre.com
49.0.64.42	PTR	49-0-64-0.24.fixed-public.tls1b-bcr.myaisfibre.com
49.0.64.42	A	www.ibiya.com
49.0.64.47	PTR	schmidt.co.th
49.0.64.47	A	smtthia.com
49.0.64.67	PTR	49-0-64-0.24.fixed-public.tls1b-bcr.myaisfibre.com
49.0.64.67	A	jfoffice.dyndns.org
49.0.64.67	A	miraclecloudvision.dyndns.org
49.0.64.69	PTR	49-0-64-0.24.fixed-public.tls1b-bcr.myaisfibre.com
49.0.64.120	PTR	49-0-64-0.24.fixed-public.tls1b-bcr.myaisfibre.com
49.0.64.120	A	www.pfpbx.com
49.0.64.120	A	ta-accounting.com
49.0.66.103	PTR	49-0-66-0.24.fixed-public.tls1b-bcr.myaisfibre.com
49.0.66.103	A	puiservice.com
49.0.66.103	A	iismethai.com
49.0.72.6	PTR	49-0-72-6.sbn-idc.com
49.0.72.24	PTR	49-0-72-0.24.fixed-public.cmbp-mser.myaisfibre.com
49.0.72.24	A	edukpppao.ddns.net
49.0.72.24	A	banomkoi.ddns.net
49.0.72.38	A	dealthai.com
49.0.72.38	A	thaicampus.com
49.0.72.46	PTR	49-0-72-0.24.fixed-public.cmbp-mser.myaisfibre.com
49.0.72.46	A	phone1click.com
49.0.72.46	A	web1click.com
49.0.72.48	PTR	49-0-72-0.24.fixed-public.cmbp-mser.myaisfibre.com
49.0.72.60	PTR	49-0-72-60.sbn-idc.com
49.0.72.83	A	*.bed-sheets.todaycheapprice.com
49.0.73.22	A	raja1.rajacorp.com
49.0.73.22	A	mail.rajacorp.com
49.0.73.111	PTR	49-0-73-0.24.fixed-public.cmbp-mser.myaisfibre.com
49.0.73.111	A	ns.thaismartoffice.com
49.0.73.111	A	ns.ssoptr.org
49.0.75.239	PTR	49-0-75-0.24.fixed-public.asay-mser.myaisfibre.com
49.0.75.239	A	mail.linuxthai.net
49.0.75.239	A	thaispeechtechnology.com
49.0.76.0	PTR	49-0-76-0.sbn-idc.com
49.0.76.47	A+PTR	mail.mrpira.com
49.0.78.33	A	ebs.team
49.0.79.156	PTR	49-0-79-0.24.fixed-public.mscs-mser.myaisfibre.com
49.0.79.156	A	*.siamvoice.com