shell:$ nslookup -timeout=2 -retry=1 'pool.ntp.org'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	pool.ntp.org
Address: 96.126.122.39
Name:	pool.ntp.org
Address: 23.159.16.194
Name:	pool.ntp.org
Address: 107.172.43.182
Name:	pool.ntp.org
Address: 142.202.190.19