shell:$ nslookup -timeout=2 -retry=1 'pool.ntp.org'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	pool.ntp.org
Address: 155.138.134.195
Name:	pool.ntp.org
Address: 216.128.178.20
Name:	pool.ntp.org
Address: 198.181.199.84
Name:	pool.ntp.org
Address: 162.159.200.123