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
199.68.201.234 in-addr.arpa 98.6 A -0.891 1.141 65.412 1.061 1.000 58
174.142.148.226 hungrycats.org 98.3 A -0.219 1.943 33.653 1.468 1.000 57
149.56.19.163 fsck.ca 97.8 A 1.627 1.718 36.752 1.578 1.000 62
206.108.0.133 torix.ca 97.6 A -3.389 1.061 48.711 1.200 1.000 57
159.203.82.102 97.5 A -3.242 1.112 39.309 1.406 1.000 59
216.232.132.102 telus.net 97.5 A -3.032 1.285 56.795 1.384 1.000 57
158.51.99.19 ntp.li 97.4 A -3.330 1.437 11.093 1.319 1.000 57
23.95.49.216 koehn.com 97.4 A 1.882 1.569 73.199 2.223 1.000 58
209.94.190.139 c1d.net 97.1 A -3.744 1.576 17.484 1.447 1.000 63
54.39.196.172 netlinkify.com 97.1 A 1.463 1.498 36.926 1.554 0.983 58
129.146.193.200 maxhost.io 96.9 A -2.737 1.788 54.135 2.265 1.000 61
167.114.93.151 lilynx.ca 96.7 A 1.938 0.962 36.507 1.083 0.968 60
138.68.201.49 fart.website 96.5 A -2.740 1.532 59.151 1.646 0.982 56
44.190.5.123 96.5 A -3.299 1.255 55.516 1.384 0.982 56
173.255.255.133 clearnet.pw 96.1 A -6.154 1.796 76.442 1.433 1.000 58
173.198.243.126 zia.io 95.9 A 4.870 2.498 35.393 2.072 1.000 60
216.6.2.70 95.8 A 0.585 1.544 39.137 2.795 0.965 55
193.29.63.226 ntp.li 95.8 A -3.284 1.429 10.017 1.030 0.965 55
66.118.230.14 lshiy.com 95.7 A -3.794 2.994 176.960 2.892 1.000 59
23.150.40.242 95.6 A -3.888 1.387 22.735 1.026 0.965 55
198.46.254.130 koehn.com 95.4 A -1.135 3.239 35.650 5.021 1.000 58
216.232.132.95 telus.net 95.4 A -3.924 1.671 56.909 1.328 0.967 58
144.202.41.38 vultrusercontent.com 95.3 A 0.533 0.896 51.429 1.127 0.930 53
141.11.89.193 ntp.li 95.3 A -1.558 0.985 35.818 0.780 0.935 58
144.217.4.129 funfile.org 95.2 A 1.754 1.625 36.953 1.995 0.952 59
96.231.54.40 verizon.net 95.2 A -2.362 1.495 32.083 1.498 0.950 57
206.108.0.131 torix.ca 95.1 A -3.263 1.299 48.581 1.058 0.950 57
45.83.234.123 freedominter.net 95.1 A -1.518 2.285 114.995 1.580 0.949 56
216.66.48.42 ecansol.net 95.1 A 0.182 1.617 51.265 1.683 0.935 58
198.137.202.32 kjsl.com 95.1 A -3.091 1.414 55.095 1.275 0.952 59
216.197.228.230 zaf.ca 95.0 A -4.696 2.442 61.895 3.904 1.000 59
204.2.134.173 latt.net 94.8 A -3.831 1.630 59.391 0.927 0.949 56
174.138.208.0 distributel.net 94.8 A -3.510 1.729 29.999 2.800 0.968 60
162.159.200.123 cloudflare.com 94.7 A -3.232 1.596 10.852 1.709 0.950 57
142.4.192.253 ip-142-4-192.net 94.7 A -1.536 1.660 36.730 1.141 0.932 55
51.81.226.229 ip-51-81-226.us 94.7 A 2.752 1.483 73.974 2.060 0.950 57
148.113.194.34 netlinkify.com 94.7 A 1.560 1.365 36.760 1.365 0.932 55
207.34.48.31 incentre.net 94.7 A -6.058 1.222 41.793 1.203 0.965 55
198.137.202.56 kjsl.com 94.5 A 0.448 7.458 55.391 1.279 0.966 57
96.60.160.227 tds.net 94.5 A 1.698 2.256 59.961 2.329 0.947 54
208.113.130.146 glypnod.com 94.3 A -3.100 2.243 27.978 1.942 0.949 56
50.205.57.38 94.3 A -3.715 1.932 34.016 1.770 0.950 57
142.202.190.19 ns4v.icu 94.2 A -3.386 1.606 53.718 0.996 0.933 56
66.118.228.14 lshiy.com 94.2 A -3.517 3.589 176.989 2.336 0.966 57
216.197.156.83 nyy.ca 94.1 A -5.135 2.438 64.777 3.700 0.983 59
141.11.228.173 ntp.li 94.0 A -1.770 1.164 36.252 1.360 0.919 57
5.161.111.190 your-server.de 93.8 A -3.615 6.060 29.275 1.349 0.966 57
199.182.221.110 gotroot.ca 93.8 A -4.282 1.212 51.048 1.256 0.932 55
104.234.61.117 ntp.li 93.7 A 5.695 2.100 67.692 2.868 0.966 57
206.108.0.132 torix.ca 93.6 A -3.195 1.184 48.498 1.115 0.919 57
23.186.168.125 maxhost.io 93.1 A -2.958 2.191 59.433 3.015 0.935 58
72.38.129.202 digibase.ca 93.1 A -1.852 2.036 32.873 2.129 0.917 55
74.208.14.149 pbiaas.com 93.1 A -3.276 1.610 22.715 1.493 0.917 55
134.215.155.177 tds.net 92.9 A- -3.381 1.925 16.062 1.505 0.917 55
162.159.200.1 cloudflare.com 92.2 A- -3.251 1.485 10.956 1.634 0.900 54
23.111.186.186 clearnet.pw 92.2 A- 3.981 11.920 46.494 1.353 0.982 56
15.204.249.252 txryan.com 92.1 A- -6.285 1.406 34.884 1.201 0.915 54
148.113.209.151 convexic.com 91.9 A- 1.377 2.128 36.626 1.473 0.883 53
23.186.168.126 91.9 A- -3.353 2.282 60.093 3.357 0.919 57
4.7.252.53 91.9 A- -4.726 4.003 40.547 0.937 0.915 54
23.150.41.123 rozint.net 91.8 A- -3.005 8.065 22.846 1.144 0.933 56
23.186.168.130 91.6 A- -2.727 1.970 59.027 2.730 0.900 54
23.186.168.123 maxhost.io 91.6 A- -3.157 2.309 59.827 4.985 0.930 53
217.180.209.214 versadns.com 91.6 A- -7.997 2.266 36.064 1.895 0.932 55
50.218.103.254 91.5 A- -3.755 1.422 33.835 1.108 0.883 53
73.65.80.137 comcast.net 91.4 A- -2.784 6.248 37.139 3.243 0.933 56
148.135.119.56 lonet.org 91.2 A- 1.690 4.001 74.236 1.660 0.887 55
23.133.168.247 91.1 A- 0.171 3.002 30.236 11.438 0.982 56
198.50.127.72 leaseweb.net 91.0 A- 1.348 9.711 33.612 1.149 0.917 55
199.101.96.52 91.0 A- -4.387 1.780 30.678 1.696 0.887 55
65.100.46.166 qwest.net 91.0 A- -2.976 5.015 63.474 1.963 0.903 56
204.2.134.172 latt.net 90.8 A- -3.963 1.478 59.465 1.035 0.871 54
66.118.231.14 lshiy.com 90.7 A- -3.488 2.126 176.469 2.539 0.887 55
99.28.14.242 sbcglobal.net 90.5 A- -2.900 2.047 17.061 3.366 0.887 55
23.133.168.246 90.5 A- -0.066 2.505 29.758 10.146 0.949 56
41.205.142.133 ipb.na 90.3 A- 5.704 3.328 254.719 6.665 0.950 57
12.205.28.193 hypernoc.io 90.3 A- -3.684 2.057 39.791 1.746 0.871 54
23.186.168.131 89.8 B+ -2.825 1.913 59.178 2.953 0.867 52
41.205.143.146 ipb.na 89.7 B+ 4.884 3.000 257.422 8.267 0.949 56
107.191.55.233 hojmark.net 89.7 B+ -3.043 2.075 31.242 1.316 0.850 51
196.44.136.162 iway.na 89.6 B+ 7.053 5.149 256.276 8.431 0.982 56
216.128.178.20 hojmark.net 88.6 B+ -2.978 5.344 26.083 7.484 0.919 57
15.204.87.223 maxhost.io 88.5 B+ 11.908 1.848 73.807 2.198 0.900 54
23.133.168.245 88.4 B+ 0.150 2.693 30.659 10.751 0.915 54
45.79.35.159 clearnet.pw 87.7 B+ -7.155 5.657 48.631 1.822 0.871 54
196.44.136.165 ipb.na 86.8 B 5.500 2.942 255.469 6.372 0.871 54
23.133.168.244 86.6 B 0.173 2.958 30.470 11.401 0.887 55
69.30.247.121 78.2 C+ -4.397 21.097 25.933 17.157 0.949 56
74.208.25.46 0.0 F -65.113 156.547 22.645 1.353 0.982 56