| NTP Server | Grade
(Mode) |
| 158.51.99.19 | A |
| chi2.us.ntp.li |
30-day Grade History
| A |
A |
A- |
A |
A |
A |
B+ |
B |
A |
A |
A |
A |
A |
A- |
A |
A |
B+ |
A |
A |
A |
A- |
A |
A |
A |
A |
A |
A |
A |
A- |
— |
30-day Clock Offset History
+5ms
-5ms
30-day Clock Jitter History
8ms
30-day Round-trip Delay History
15ms
30-day Round-trip Delay Standard Deviation History
12ms
30-day Availability History
100%