ntp.iwik.sk

Stratum 0 (synchonized using DCF-77) NTP server located in Bratislava, Slovakia
ind assid status  conf reach auth condition  last_event cnt
===========================================================
  1 10182  9014   yes   yes  none    reject   reachable  1
  2 10183  9014   yes   yes  none    reject   reachable  1
  3 10184  8013   yes    no  none    reject unreachable  1
  4 10185  96fb   yes   yes  none  sys.peer clock_alarm 15
  5 10186  9014   yes   yes  none    reject   reachable  1
  6 10187  9014   yes   yes  none    reject   reachable  1
  7 10188  9014   yes   yes  none    reject   reachable  1
  8 10189  9014   yes   yes  none    reject   reachable  1
  9 10190  9014   yes   yes  none    reject   reachable  1
 10 10191  9014   yes   yes  none    reject   reachable  1
 11 10192  901d   yes   yes  none    reject              1
 12 10193  9014   yes   yes  none    reject   reachable  1
 13 10194  9014   yes   yes  none    reject   reachable  1

associd=0 status=00f2 15 events, clk_bad_format,
device="RAW DCF77 CODE (DTR CLR/RTS SET @ 75 baud)",
timecode="-##----#---------D--S1--8--4p---81-p12--1--2---4--1----2--P",
poll=40, noreply=0, badformat=21, baddata=1, fudgetime1=187.500,
stratum=0, refid=DCFa, flags=0,
refclock_time="e420490a.00000000  Tue, Apr 13 2021 16:44:58.000",
refclock_status="DST; TIME CODE; (LEAP INDICATION; CALLBIT)",
refclock_format="RAW DCF77 Timecode",
refclock_states="NOMINAL: 00:50:00 (30.30%); *BAD FORMAT: 01:53:58 (69.08%); ILLEGAL DATE: 00:01:00 (0.60%); running time: 02:44:58"

associd=0 status=0215 leap_none, sync_lf_radio, 1 event, clock_sync,
version="ntpd 4.2.8p12@1.3728-o (1)", processor="x86_64",
system="Linux/4.9.0-11-amd64", leap=00, stratum=1, precision=-24,
rootdelay=0.000, rootdisp=27.596, refid=DCFa,
reftime=e420469c.30c6f6b0  Tue, Apr 13 2021 18:34:36.190,
clock=e42049c1.96447e22  Tue, Apr 13 2021 18:48:01.586, peer=10185,
tc=10, mintc=3, offset=1.153698, frequency=12.928, sys_jitter=1.542002,
clk_jitter=3.266, clk_wander=0.073, tai=37, leapsec=201701010000,
expire=202112280000
     remote           refid      st t when poll reach   delay   offset  jitter
==============================================================================
 ptbtime1.ptb.de .PTB.            1 u  548 1024  377   28.677    0.489   0.824
 hAPac2          195.146.149.222  2 u  591 1024  377    0.315    4.385   0.413
 LOCAL(0)        .LOCL.           5 l 139m   64    0    0.000    0.000   0.000
*GENERIC(0)      .DCFa.           0 l  805 1024  377    0.000    1.154   1.542
 ntp.telekom.sk  .GPS.            1 u  572 1024  377    2.353    0.475   1.852
 gemini.ta3.sk   .GPS.            1 u 1005 1024  377   14.832    1.880   1.231
 ntp.ufe.cz      .ATOM.           1 u 1645 1024  136   10.639    1.832   7.373
 tik.cesnet.cz   .ATOM.           1 u  596 1024  377   11.646    0.274   1.242
 tak.cesnet.cz   .ATOM.           1 u  580 1024  377   12.521    1.089   1.762
 ntp.nic.cz      .GPS.            1 u  577 1024  377   13.451    1.755   1.946
 ntp.sinuslink.h .GPS.            1 u  589 1024  377   37.362  100.444   8.243
 ntp.hr          .MBGh.           1 u  680 1024  377   16.662    0.447   2.491
 ntp.jh1.at      .MBG.            1 u  579 1024  377   31.393    5.605   0.869
ntp_gettime() returns code 0 (OK)
  time e42049c1.9cfa26a4  Tue, Apr 13 2021 18:48:01.613, (.613192361),
  maximum error 418005 us, estimated error 3266 us, TAI offset 37
ntp_adjtime() returns code 0 (OK)
  modes 0x0 (),
  offset 947.825 us, frequency 12.928 ppm, interval 1 s,
  maximum error 418005 us, estimated error 3266 us,
  status 0x2001 (PLL,NANO),
  time constant 10, precision 0.001 us, tolerance 500 ppm,
https://www.ntppool.org/scores/62.197.224.14
DCF77

DCF77 Receiver