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

Non-authoritative answer:
Name:	docs.nitropay.com
Address: 104.18.2.78
Name:	docs.nitropay.com
Address: 104.18.3.78
Name:	docs.nitropay.com
Address: 2606:4700::6812:34e
Name:	docs.nitropay.com
Address: 2606:4700::6812:24e