shell:$ nslookup -timeout=2 -retry=1 'adshelp.quora.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
adshelp.quora.com	canonical name = quora.com.cdn.cloudflare.net.
Name:	quora.com.cdn.cloudflare.net
Address: 162.159.152.17
Name:	quora.com.cdn.cloudflare.net
Address: 162.159.153.247