shell:$ nslookup -timeout=2 -retry=1 'www.aps.dz' Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: www.aps.dz canonical name = webapsfr.aps.dz. Name: webapsfr.aps.dz Address: 41.110.185.21