shell:$ nslookup -timeout=2 -retry=1 'codepen.io'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	codepen.io
Address: 104.16.163.32
Name:	codepen.io
Address: 104.16.147.32
Name:	codepen.io
Address: 2606:4700::6810:9320
Name:	codepen.io
Address: 2606:4700::6810:a320