shell:$ nslookup -timeout=2 -retry=1 'cdn.joox.zendesk.com' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: Name: cdn.joox.zendesk.com Address: 216.198.54.2 Name: cdn.joox.zendesk.com Address: 216.198.53.2