List of NTP (Network Time Protocol) servers This note was created on 2023-08-23 This note was last edited on 2023-08-23 === NTP Project === URL: pool.ntp.org Alternative URLs: https://support.ntp.org/Servers/NTPPoolServers === NIST === URL: time.nist.gov Alternative URLs: https://tf.nist.gov/tf-cgi/servers.cgi View on Web - https://nist.time.gov/ === Apple === URL: time.apple.com === Microsoft === URL: time.windows.com === Google === URL: time.google.com === Cloudflare === URL: time.cloudflare.com === Facebook === URL: time.facebook.com === Hurricane Electric === URL: clock.nyc.he.net === Ripe === URL: ntp.ripe.net === Ubuntu === URL: ntp.ubuntu.com