Robtex

Up: 203.162.96.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.162.104.0/22
Down right: 203.162.108.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.162.104.113	PTR	mail.nidectosok.com.vn
203.162.104.114	PTR	www.nidectosok.com.vn
203.162.104.115	PTR	ftp.nidectosok.com.vn
203.162.104.162	PTR	www.sds.com.vn
203.162.105.10	PTR	www.tmv.com.vn
203.162.105.13	A+PTR	tmv.com.vn
203.162.105.13	A	mail.tmv.com.vn
203.162.105.25	PTR	s.theodorealexander.com
203.162.105.58	PTR	mail.ey.com.vn
203.162.105.59	PTR	www.ey.com.vn
203.162.105.105	PTR	mail.lili.vn
203.162.105.105	PTR	mail.quynh.vn
203.162.105.105	PTR	mail.toanthang.vn
203.162.105.129	A+PTR	mail1.sagawa-vtm.com.vn
203.162.105.130	A+PTR	www.sagawa-vtm.com.vn
203.162.105.130	A	sagawa-vtm.com.vn
203.162.105.131	PTR	mail.sagawa-vtm.com.vn
203.162.105.146	PTR	static.vnpt.vn
203.162.105.146	A	mail.safi.com.vn
203.162.105.148	A+PTR	mail1.cosfi.com.vn
203.162.105.149	PTR	static.vnpt.vn
203.162.105.149	A	mail1.coscon.com.vn
203.162.105.153	PTR	mail.knoc.com.vn
203.162.105.154	A+PTR	www.knoc.com.vn
203.162.105.154	A	knoc.com.vn
203.162.105.177	A+PTR	mail.muto.com.vn
203.162.105.186	PTR	mail.marine.ptsc.com.vn
203.162.105.186	PTR	www.marine.ptsc.com.vn
203.162.105.187	PTR	pop.ptsc.com.vn
203.162.105.193	PTR	static.vnpt.vn
203.162.105.193	A	dai-ichi-life.com.vn
203.162.105.193	A	dai-ichi-life.net
203.162.105.194	PTR	mx2.baominhcmg.com.vn
203.162.105.195	PTR	mx1.baominhcmg.com.vn
203.162.105.202	PTR	www.jyeshing.com.vn
203.162.105.241	PTR	mail.feavn.com.vn
203.162.106.0	PTR	static.vnpt.vn
203.162.106.54	PTR	static.vnpt.vn
203.162.106.226	PTR	mail.tcs.com.vn
203.162.107.0	PTR	static.vnpt.vn
203.162.110.2	PTR	jentech.com.vn
203.162.110.2	PTR	www.jentech.com.vn
203.162.110.8	PTR	mail.opv.com.vn
203.162.110.242	PTR	mail.phuoc-partners.com