C:\Program Files\Domain Time II>dtcheck /variance
Domain Time Check 4.1
Copyright (c) Greyware Automation Products, Inc.

Master time controller on this segment is 192.168.1.21.
13 Domain Time machines located.

       IP Address  YYYY-MM-DD HH:MM:SS.mss  Secs Var  DNS Name
-----------------  ---------- ------------  --------  --------------------
    192.168.1.21  2005-12-29 17:00:31.404     0.000  pdc.ourdomain.com
    192.168.1.16  2005-12-29 17:00:31.406     0.002  exchange1.ourdomain.com
    192.168.1.30  2005-12-29 17:00:31.403    -0.001  desk15.ourdomain.com
    192.168.1.12  2005-12-29 17:00:31.404     0.000  sqlserver.ourdomain.com
    192.168.1.50  2005-12-29 17:00:31.404     0.000  app5.ourdomain.com
   192.168.1.143  2005-12-29 17:00:31.398    -0.006  dhcp143.ourdomain.com
    192.168.1.18  2005-12-29 17:00:31.403    -0.001  www.ourdomain.com
   192.168.1.137  2005-12-29 17:00:31.468     0.064  dhcp137.ourdomain.com
    192.168.1.19  2005-12-29 17:00:31.404     0.000  bdc1.ourdomain.com
    192.168.1.90  2005-12-29 17:00:31.404     0.000  app3.ourdomain.com
    192.168.1.34  2005-12-29 17:00:31.404     0.000  desk31.ourdomain.com
    192.168.1.91  2005-12-29 17:00:31.371    -0.033  laptop23.ourdomain.com
    192.168.1.55  2005-12-29 17:00:31.404     0.000  desk11.ourdomain.com

Master targeting     : Disabled
Slave targeting      : Disabled
Earliest clock       : 2005-12-29 17:00:31:371 UCT
Latest clock         : 2005-12-29 17:00:31:468 UCT
Worst variance       : 0.064 seconds
Average variance     : 0.001 seconds