shell:$ nslookup -timeout=2 -retry=1 'cn-dc1.uber.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
cn-dc1.uber.com	canonical name = cloudflare-weighted.uber.com.
Name:	cloudflare-weighted.uber.com
Address: 69.48.218.1