shell:$ nslookup -timeout=2 -retry=1 'dialogbbnt.duckdns.org' Server: 75.98.161.224 Address: 75.98.161.224#53 Non-authoritative answer: Name: dialogbbnt.duckdns.org Address: 54.255.8.44 ;; communications error to 75.98.161.224#53: timed out