shell:$ nslookup -timeout=2 -retry=1 'www.metfone.com.kh'
;; Got SERVFAIL reply from 75.98.161.224, trying next server
Server:		69.39.86.5
Address:	69.39.86.5#53

Non-authoritative answer:
www.metfone.com.kh	canonical name = metfone.com.kh.
Name:	metfone.com.kh
Address: 45.119.134.5