shell:$ nslookup -timeout=2 -retry=1 'www.est.org.tn'
Server: 1.1.1.1
Address: 1.1.1.1#53
Non-authoritative answer:
Name: www.est.org.tn
Address: 172.67.204.37
Name: www.est.org.tn
Address: 104.21.44.225
Name: www.est.org.tn
Address: 2606:4700:3032::ac43:cc25
Name: www.est.org.tn
Address: 2606:4700:3037::6815:2ce1
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