| NTP Server | Grade
(Mode) |
| 23.153.56.89 | A |
| ntp.kerfuffle.net |
30-day Grade History
| A |
A- |
A- |
A- |
B+ |
A |
A |
A- |
B |
B+ |
B+ |
A- |
A- |
A |
A |
B+ |
A |
A |
A |
A- |
A |
A |
B+ |
A- |
A |
B+ |
A- |
A |
A- |
B+ |
30-day Clock Offset History
+5ms
-5ms
30-day Clock Jitter History
14ms
30-day Round-trip Delay History
62ms
30-day Round-trip Delay Standard Deviation History
4ms
30-day Availability History
100%