shell:$ nslookup -timeout=2 -retry=1 'www.zendesk.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
www.zendesk.com	canonical name = www.zendesk.com.cdn.cloudflare.net.
Name:	www.zendesk.com.cdn.cloudflare.net
Address: 104.18.34.51
Name:	www.zendesk.com.cdn.cloudflare.net
Address: 172.64.153.205
Name:	www.zendesk.com.cdn.cloudflare.net
Address: 2606:4700:440c::ac40:99cd
Name:	www.zendesk.com.cdn.cloudflare.net
Address: 2a06:98c1:3104::6812:2233