Robtex

Up: 202.8.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 202.8.72.0/23
Down right: 202.8.74.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
202.8.72.1	A+PTR	ns1.y5net.com.kh
202.8.72.1	A	ns1.bdktel.com
202.8.72.2	PTR	ns1.bdktel.com
202.8.72.2	A	ns2.bdktel.com
202.8.72.2	A	www.y5net.com.kh
202.8.72.28	A+PTR	mail.bdktel.com.kh
202.8.72.28	PTR	mx.bdktel.com.kh
202.8.72.28	PTR	pop3.bdktel.com.kh
202.8.72.29	A+PTR	mail.y5net.com.kh
202.8.72.29	A	pop3.y5net.com.kh
202.8.73.9	PTR	reverse.y5net.com.kh
202.8.74.10	PTR	mail.y5tel.com.kh
202.8.74.10	A	video.y5net.com.kh
202.8.74.10	A	y5tel.com.kh
202.8.74.12	PTR	video.y5net.com.kh
202.8.74.13	A+PTR	movie.y5net.com.kh
202.8.74.13	A	y5movie.com
202.8.74.26	A	khawthainews.com
202.8.74.27	A	agriknows.com
202.8.74.27	A	khawdoun.com
202.8.74.27	A	cascalenet.com
202.8.74.201	A+PTR	mail.cnc.com.kh
202.8.74.201	A+PTR	mail.ctn.com.kh
202.8.74.201	A+PTR	mail.mytv.com.kh
202.8.75.186	A+PTR	smtp186.evisa.gov.kh