shell:$ nslookup -timeout=2 -retry=1 'khanacademy.org'
Server: 75.98.161.224
Address: 75.98.161.224#53
Non-authoritative answer:
Name: khanacademy.org
Address: 3.170.131.52
Name: khanacademy.org
Address: 3.170.131.85
Name: khanacademy.org
Address: 3.170.131.45
Name: khanacademy.org
Address: 3.170.131.113
| 
3.170.131.52