shell:$ nslookup -timeout=2 -retry=1 'adshelp.quora.com'
Server: 127.0.0.53
Address: 127.0.0.53#53
Non-authoritative answer:
adshelp.quora.com canonical name = quora.com.cdn.cloudflare.net.
Name: quora.com.cdn.cloudflare.net
Address: 162.159.153.247
Name: quora.com.cdn.cloudflare.net
Address: 162.159.152.17
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