Robtex

Up: 103.88.112.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 103.88.112.0/24
Down right: 103.88.113.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.88.112.10	PTR	mail.cengroup.vn
103.88.112.10	A	mail.cenland.vn
103.88.112.10	A	mail.revex.vn
103.88.112.11	A	cenventure.com
103.88.112.13	A	htc-itc.com.vn
103.88.112.13	A	sdeli.net
103.88.112.13	A	www.sdeli.net
103.88.112.39	A	www.vpbx.vn
103.88.112.39	A	vpbx.vn
103.88.112.40	A	hinet.net.vn
103.88.112.51	A+PTR	mail-gateway.htc-itc.vn
103.88.112.51	A+PTR	egw-01.hanoitelecom.com
103.88.112.51	PTR	egw-01.htc-itc.com.vn
103.88.112.62	PTR	mail.htc-itc.com.vn
103.88.112.188	PTR	svr188.nttdigital.vn
103.88.113.120	A	gateway-ir2.vps.com.vn
103.88.113.120	A	gateway-ir2.vpbs.com.vn
103.88.113.229	A	envisoft.gov.vn
103.88.113.249	A	ftp.envisoft.gov.vn