shell:$ nslookup -timeout=2 -retry=1 'tradil.univ-annaba.dz'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
tradil.univ-annaba.dz	canonical name = labs.univ-annaba.dz.
Name:	labs.univ-annaba.dz
Address: 41.111.198.112