Time server

時間伺服器(Time Server)

List of time servers

Taiwan time servers

• The following services were maintained by Nation Standard Time and Frequency Laboratory Telecommunication Laboratories (時間與頻率國家標準實驗室)(last visited: 2007-10-21)
  • clock.stdtime.gov.tw
  • tock.stdtime.gov.tw
  • time.stdtime.gov.tw
  • tick.stdtime.gov.tw
  • watch.stdtime.gov.tw
• maintained by pool.ntp.org: NTP Servers in Taiwan, tw.pool.ntp.org
  • 0.tw.pool.ntp.org
  • 1.tw.pool.ntp.org
  • 2.tw.pool.ntp.org
  • 3.tw.pool.ntp.org
• The following services were maintained by National Taiwan University
  • ntp.ntu.edu.tw, 140.112.2.189
  • ntp2.ntu.edu.tw, 140.112.4.189

Global time servers

• time.nist.gov, time-a.nist.gov, time-b.nist.gov were offered by National Institute of Standards and TechnologyNIST Internet Time Service [Last visited: 2014-04-18]
• time.windows.com
• ntp1.jst.mfeed.ad.jp
• Google Public NTP
  • time1.google.com
  • time2.google.com
  • time3.google.com
  • time4.google.com
• pool.ntp.org: NTP Servers in Global, pool.ntp.org
• Apple NTP server
  • Apple 美洲/美國 time.apple.com
  • Apple 亞洲 time.asia.apple.com
  • Apple 歐洲 time.euro.apple.com
• more on NTP Pool Time Servers

synchronize time

Windows

Configuration snapshot of Windows XP

Image host on flickr

Linux

console command:

Linux

• (if ntpdate command is not installed) CentOS Linux Install and Configure NTP to Synchronize The System Clock
• sudo ntpdate ntp_server_url ex: sudo ntpdate clock.stdtime.gov.tw
• Linux 在 CentOS 7 上設定 NTP 自動對時 @ 亂打一通的心情日記 :: 痞客邦 PIXNET :: [Last visited: 2016-11-24]

macOS

• sudo ntpdate -vu server or IP address Reference: Mac OS X Date & Time Synchronization - Super User

further reading

time server OR ntp server related news syndications
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• Ntpdate - Ubuntu 正體中文 Wiki
• 鳥哥的 Linux 私房菜 -- NTP 時間伺服器
• specification: NTP（Network Time Protocol / RFC 1305）using SNTP Protocol