Time grades

The table below grades the cluster of time servers available in the North American NTP public pool. It represents the results of monitoring over the 24-hour interval ending at the timestamp in the navigation bar. To see historical data about a particular server, select its IP address. For information about how the scores are calculated, see the about page.

North American NTP Pool Time Server Grades (24-hours)
IP Domain Score Grade Offset
ms
Jitter
ms
RTD
ms
s-RTD
ms
Life N
23.133.168.246 98.2 A 0.495 1.471 27.543 1.819 1.000 59
23.133.168.245 98.0 A 0.483 2.290 27.712 1.599 1.000 60
174.142.148.226 hungrycats.org 97.9 A -1.541 1.502 36.357 1.648 1.000 60
142.202.190.19 ns4v.icu 97.4 A -2.120 1.825 54.319 1.745 1.000 59
41.205.142.133 ipb.na 97.4 A 2.040 1.765 245.954 1.907 1.000 59
149.56.19.163 fsck.ca 97.4 A 1.455 1.868 37.069 2.243 1.000 63
74.208.14.149 pbiaas.com 96.8 A -3.184 2.195 23.260 1.972 1.000 58
72.38.129.202 digibase.ca 96.8 A -1.329 2.353 33.998 3.015 1.000 58
50.205.57.38 96.7 A -3.445 1.208 33.963 1.124 0.983 57
51.81.226.229 ip-51-81-226.us 96.4 A 4.681 1.942 74.366 1.779 1.000 58
23.150.40.242 frumentum.media 96.4 A -3.942 2.473 23.400 1.859 1.000 59
129.146.193.200 maxhost.io 96.2 A -3.186 1.707 54.795 1.898 0.983 57
23.95.49.216 koehn.com 95.7 A 2.641 2.269 74.752 2.604 0.983 58
162.159.200.123 cloudflare.com 95.7 A -3.101 1.413 11.508 1.554 0.966 56
158.51.99.19 ntp.li 95.5 A -3.285 1.721 11.978 1.530 0.966 57
138.68.201.49 fart.website 95.4 A -1.336 2.225 55.664 1.244 0.949 56
159.203.82.102 95.3 A -3.312 1.373 39.960 2.018 0.966 57
216.232.132.102 telus.net 95.3 A -3.277 1.768 57.389 1.834 0.966 57
12.205.28.193 gravinoc.com 95.3 A -2.846 1.988 40.527 2.126 0.968 60
107.191.55.233 hojmark.net 95.2 A -3.118 1.886 31.530 2.043 0.966 56
23.111.186.186 clearnet.pw 95.2 A 1.329 3.781 45.871 1.895 0.966 57
196.44.136.162 iway.na 95.2 A 1.610 1.906 246.521 1.507 0.949 56
199.68.201.234 in-addr.arpa 94.9 A -1.032 3.069 66.302 3.172 0.966 57
66.118.230.14 lshiy.com 94.8 A -4.459 2.609 181.894 4.205 1.000 60
5.161.111.190 your-server.de 94.7 A -4.820 1.742 31.984 1.830 0.966 57
23.133.168.247 94.6 A 0.763 2.476 26.962 1.207 0.932 55
198.46.254.130 koehn.com 94.6 A 0.626 1.669 36.294 1.943 0.932 55
23.186.168.130 94.5 A -1.453 3.960 64.293 5.724 1.000 58
45.83.234.123 freedominter.net 94.5 A -2.982 1.874 117.688 1.838 0.949 56
206.108.0.131 torix.ca 94.3 A -3.224 1.820 48.967 1.965 0.948 55
142.4.192.253 ip-142-4-192.net 94.1 A 1.424 2.575 37.227 1.680 0.932 55
99.28.14.242 sbcglobal.net 94.0 A -2.886 4.636 18.181 2.574 0.968 60
162.159.200.1 cloudflare.com 94.0 A -2.929 2.754 11.246 2.143 0.948 55
207.34.48.31 incentre.net 94.0 A -6.883 2.610 42.039 1.107 0.966 57
216.66.48.42 ecansol.net 93.9 A 0.759 2.540 49.584 2.703 0.935 58
144.202.41.38 vultrusercontent.com 93.9 A -1.792 1.937 51.240 2.283 0.932 55
50.218.103.254 93.8 A -3.342 1.617 34.300 1.482 0.931 54
216.6.2.70 93.8 A 1.026 4.011 39.969 4.475 0.966 57
198.137.202.56 kjsl.com 93.7 A -3.424 1.662 55.721 1.616 0.932 55
66.118.228.14 lshiy.com 93.3 A -3.902 2.808 181.872 4.302 0.966 57
23.133.168.244 93.1 A 0.416 1.710 27.402 2.007 0.903 56
44.190.5.123 93.1 A -3.117 1.850 55.335 1.236 0.915 54
23.150.41.123 rozint.net 93.0 A -3.025 1.666 23.252 1.564 0.914 53
41.205.143.146 ipb.na 92.9 A- 1.665 2.145 246.581 2.417 0.915 54
96.231.54.40 verizon.net 92.9 A- -2.347 2.070 32.475 1.835 0.914 53
173.198.243.126 zia.io 92.9 A- 4.438 2.574 35.762 1.769 0.932 55
141.11.89.193 ntp.li 92.8 A- -0.007 1.570 33.398 1.409 0.887 55
216.197.228.230 zaf.ca 92.7 A- -8.570 2.924 65.026 3.528 0.983 58
66.118.231.14 lshiy.com 92.7 A- -4.021 2.138 181.025 4.516 0.952 59
198.137.202.32 kjsl.com 92.5 A- -3.325 1.476 55.720 1.396 0.903 56
193.29.63.226 ntp.li 92.5 A- -3.394 1.520 10.908 2.429 0.915 54
216.232.132.95 telus.net 92.4 A- -3.619 1.742 57.509 2.113 0.914 53
144.217.4.129 funfile.org 92.4 A- 1.882 2.113 37.513 2.120 0.903 56
216.128.178.20 hojmark.net 92.4 A- -1.345 5.107 30.292 7.378 0.984 61
199.182.221.110 gotroot.ca 92.1 A- -8.439 3.928 52.295 2.493 0.966 57
208.113.130.146 glypnod.com 92.1 A- -2.641 1.999 27.548 1.767 0.898 53
141.11.228.173 ntp.li 92.1 A- 0.055 2.480 33.720 2.125 0.887 55
15.204.87.223 maxhost.io 92.0 A- 11.628 1.901 74.191 1.905 0.966 56
196.44.136.165 ipb.na 92.0 A- 1.712 2.223 246.987 2.801 0.903 56
206.108.0.133 torix.ca 92.0 A- -3.205 2.298 48.659 1.408 0.898 53
104.234.61.117 ntp.li 91.9 A- -3.082 1.773 50.462 1.969 0.898 53
206.108.0.132 torix.ca 91.2 A- -3.288 2.300 48.849 1.685 0.887 55
199.101.96.52 91.1 A- -4.899 2.426 31.788 2.293 0.903 56
204.2.134.173 90.6 A- 0.699 2.922 69.756 9.337 0.949 56
23.186.168.131 90.5 A- -2.491 3.333 63.041 3.831 0.897 52
45.79.35.159 clearnet.pw 90.4 A- -6.320 1.638 48.552 1.484 0.887 55
209.94.190.139 c1d.net 90.4 A- 1.924 2.643 18.462 2.313 0.871 54
134.215.155.177 tds.net 90.1 A- -4.196 4.047 17.354 2.853 0.897 52
148.135.119.56 lonet.org 89.9 B+ 1.923 2.182 75.455 1.928 0.855 53
216.197.156.83 nyy.ca 89.7 B+ -8.483 2.189 66.649 3.437 0.914 53
23.186.168.123 maxhost.io 88.3 B+ -1.951 3.327 63.468 6.610 0.881 52
204.2.134.172 88.2 B+ 1.341 1.888 70.372 10.000 0.903 56
23.186.168.126 maxhost.io 87.0 B+ -2.776 2.831 62.449 3.221 0.823 51
23.186.168.125 86.9 B -2.680 3.662 62.434 3.083 0.823 51
173.255.255.133 clearnet.pw 86.9 B -5.796 5.591 80.560 8.265 0.915 54
198.50.127.72 leaseweb.net 59.5 F -8.346 75.636 36.092 1.873 0.948 55
74.208.25.46 0.0 F -74.508 175.170 23.244 1.693 0.983 58