shell:$ nslookup -timeout=2 -retry=1 'cache-ssl.celtra.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	cache-ssl.celtra.com
Address: 108.138.64.112
Name:	cache-ssl.celtra.com
Address: 108.138.64.62
Name:	cache-ssl.celtra.com
Address: 108.138.64.36
Name:	cache-ssl.celtra.com
Address: 108.138.64.108