210.72.145.44(国家授时中心服务器的IP地址)
133.100.11.8福冈大学
time-a.nist.gov 129.6.15.28 NIST, Gaithersburg, Maryland
time-b.nist.gov 129.6.15.29 NIST, Gaithersburg, Maryland
time-a.timefreq.bldrdoc.gov 132.163.4.101 NIST, Boulder, Colorado
time-b.timefreq.bldrdoc.gov 132.163.4.102 NIST, Boulder, Colorado
time-c.timefreq.bldrdoc.gov 132.163.4.103 NIST, Boulder, Colorado
utcnist.colorado.edu 128.138.140.44 University of Colorado, Boulder
time.nist.gov 192.43.244.18 NCAR, Boulder, Colorado
time-nw.nist.gov 131.107.1.10 Microsoft, Redmond, Washington
nist1.symmetricom.com 69.25.96.13 Symmetricom, San Jose, California
nist1-dc.glassey.com 216.200.93.8 Abovenet, Virginia
nist1-ny.glassey.com 208.184.49.9 Abovenet, New York City
nist1-sj.glassey.com 207.126.98.204 Abovenet, San Jose, California
nist1.aol-ca.truetime.com 207.200.81.113 TrueTime, AOL facility, Sunnyvale, California
nist1.aol-va.truetime.com 64.236.96.53 TrueTime, AOL facility, Virginia
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ntp.sjtu.edu.cn 202.120.2.101(上海交通大学网络中心的NTP服务器地址)
S1a.time.edu.cn北京邮电大学
s1b.time.edu.cn清华大学
s1c.time.edu.cn北京大学
S1d.time.edu.cn东南大学
s1e.time.edu.cn清华大学
s2a.time.edu.cn清华大学
s2b.time.edu.cn清华大学
S2c.time.edu.cn北京邮电大学
S2d.time.edu.cn西南地区网络中心
S2e.time.edu.cn西北地区网络中心
S2f.time.edu.cn东北地区网络中心
S2g.time.edu.cn东南中国网络中心
S2h.time.edu.cn四川大学网络管理中心
S2j.time.edu.cn大连理工大学网络中心
Guilin Main Node of s2k.time.edu.cn Education Network
s2m.time.edu.cn北京大学
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