w32tm /resync


Check current time sync settings
 w32tm /dumpreg /subkey:parameters
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NIST Internet Time Service Clocks:
 nist1-ny.ustiming.org  64.90.182.55  New York City, NY  
 time-c.timefreq.bldrdoc.gov  132.163.4.103  NIST, Boulder, Colorado  
 nist1.aol-ca.symmetricom.com  207.200.81.113  Mountain View, California  
 nist1-chi.ustiming.org  208.66.175.36  Chicago, Illinois  
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Time Servers:
 Stratum 1 time servers:
  https://support.ntp.org/bin/view/Servers/StratumOneTimeServers (https://support.ntp.org/bin/view/Servers/StratumOneTimeServers) 
 Stratum 2 time servers:
  https://support.ntp.org/bin/view/Servers/StratumTwoTimeServers (https://support.ntp.org/bin/view/Servers/StratumTwoTimeServers) 
 NIST Internet Time Servers: 
  http://tf.nist.gov/tf-cgi/servers.cgi
 NTP Pool Servers: 
  https://support.ntp.org/bin/view/Servers/NTPPoolServers (https://support.ntp.org/bin/view/Servers/NTPPoolServers) 

Technet: Administering the Windows Time Service
 http://technet.microsoft.com/en-us/library/cc773061(WS.10).aspx