Robtex

Up: 171.100.142.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 171.100.143.0/25
Down right: 171.100.143.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
171.100.143.47	A+PTR	cm-171-100-143-47.revip10.asianet.co.th
171.100.143.106	PTR	cm-171-100-143-106.revip10.asianet.co.th
171.100.143.106	A	mail.kjwservice.com
171.100.143.106	A	ns1.kjtransport2018.com
171.100.143.182	A	171-100-143-182.static.asianet.co.th
171.100.143.186	A+PTR	171-100-143-186.static.asianet.co.th