shell:$ nslookup -timeout=2 -retry=1 'www.cnac.dz' Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: Name: www.cnac.dz Address: 41.111.134.91 Name: www.cnac.dz Address: 105.96.11.131 Name: www.cnac.dz Address: 41.111.219.250