shell:$ nslookup -timeout=2 -retry=1 'portal.bvs.net.id'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
portal.bvs.net.id	canonical name = ppot.bvs.net.id.
Name:	ppot.bvs.net.id
Address: 103.148.44.34