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

Non-authoritative answer:
Name:	docs.hackerone.com
Address: 104.18.36.214
Name:	docs.hackerone.com
Address: 172.64.151.42
Name:	docs.hackerone.com
Address: 2606:4700:440a::6812:24d6
Name:	docs.hackerone.com
Address: 2a06:98c1:3106::ac40:972a