NIST Atomic Clock servers

HostIP-addressLocation
time-a.nist.gov129.6.15.28 NIST, Gaithersburg, Maryland
time-b.nist.gov129.6.15.29 NIST, Gaithersburg, Maryland
time-a.timefreq.bldrdoc.gov132.163.4.101NIST, Boulder, Colorado
time-b.timefreq.bldrdoc.gov132.163.4.102NIST, Boulder, Colorado
time-c.timefreq.bldrdoc.gov132.163.4.103NIST, Boulder, Colorado
utcnist.colorado.edu128.138.140.44University of Colorado, Boulder
time.nist.gov192.43.244.18NCAR, Boulder, Colorado
nist1.datum.com209.0.72.7Datum, San Jose, California
nist1.nyc.certifiedtime.com208.184.49.129 Abovnet, New York City
nist1.sjc.certifiedtime.com207.126.103.202Abovnet, San Jose, California
time-nw.nist.gov131.107.1.10Microsoft, Redmond, Washington
nist1.aol-ca.truetime.com207.200.81.113TrueTime, AOL facility, Sunnyvale, California