History for dns.cern.ac.cn
Domain: cern.ac.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns.cern.ac.cn
dns.cern.ac.cn is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.
The selected UTC date is 2026-08-26. For this date, NameServerHistory found 28 DNS check records, 28 successful responses, 0 failed responses, and 2564 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.
- Use this report to investigate historical DNS uptime and nameserver reliability.
- Compare DNS latency changes, failed DNS checks, and response behavior over time.
- Review the latest resolved IP address and raw DNS check history for dns.cern.ac.cn.
Records on Selected Date
28
Historical checks stored for this nameserver on selected date
Average Latency
2564 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 09:03
All timestamps shown in UTC
Latest Resolved IP on Selected Date
159.226.111.1
Most recently resolved hosting IP on selected date
Successful Responses
28
Checks that returned a measurable response
Failed Responses
0
Checks with no response or no returned latency
Failure Rate
0%
Based on the selected date history
Selected Date Status
Responsive
At least one successful response exists on selected date
History for dns.cern.ac.cn
Showing DNS history for 2026-08-26 UTC. Newest records appear first.
Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.
| # | Query Time (UTC) | Correlation ID | Latency | Response | IP Address |
|---|---|---|---|---|---|
| 28 | 2026-08-26 09:03 | 639233308387917838 |
|
2009 ms | 159.226.111.1 |
| 27 | 2026-08-26 08:46 | 639233297961740122 |
|
4271 ms | 159.226.111.1 |
| 26 | 2026-08-26 08:28 | 639233287487159094 |
|
2553 ms | 159.226.111.1 |
| 25 | 2026-08-26 08:11 | 639233276995531707 |
|
2442 ms | 159.226.111.1 |
| 24 | 2026-08-26 07:53 | 639233266521568229 |
|
2765 ms | 159.226.111.1 |
| 23 | 2026-08-26 07:36 | 639233256081047431 |
|
2270 ms | 159.226.111.1 |
| 22 | 2026-08-26 06:42 | 639233223620132921 |
|
2409 ms | 159.226.111.1 |
| 21 | 2026-08-26 06:24 | 639233213287814244 |
|
2441 ms | 159.226.111.1 |
| 20 | 2026-08-26 06:07 | 639233202925983161 |
|
2271 ms | 159.226.111.1 |
| 19 | 2026-08-26 05:50 | 639233192644780696 |
|
2267 ms | 159.226.111.1 |
| 18 | 2026-08-26 05:33 | 639233182401183833 |
|
2271 ms | 159.226.111.1 |
| 17 | 2026-08-26 05:16 | 639233172074181051 |
|
2447 ms | 159.226.111.1 |
| 16 | 2026-08-26 04:59 | 639233161808421455 |
|
3360 ms | 159.226.111.1 |
| 15 | 2026-08-26 04:41 | 639233151357344052 |
|
3877 ms | 159.226.111.1 |
| 14 | 2026-08-26 04:24 | 639233141034116946 |
|
2220 ms | 159.226.111.1 |
| 13 | 2026-08-26 04:07 | 639233130828334142 |
|
2267 ms | 159.226.111.1 |
| 12 | 2026-08-26 03:50 | 639233120373450007 |
|
2313 ms | 159.226.111.1 |
| 11 | 2026-08-26 03:32 | 639233110066216193 |
|
2220 ms | 159.226.111.1 |
| 10 | 2026-08-26 02:39 | 639233078065410564 |
|
2288 ms | 159.226.111.1 |
| 9 | 2026-08-26 02:22 | 639233067787457832 |
|
2031 ms | 159.226.111.1 |
| 8 | 2026-08-26 02:05 | 639233057501801162 |
|
2281 ms | 159.226.111.1 |
| 7 | 2026-08-26 01:48 | 639233047089431703 |
|
2322 ms | 159.226.111.1 |
| 6 | 2026-08-26 01:30 | 639233036754790688 |
|
2032 ms | 159.226.111.1 |
| 5 | 2026-08-26 01:13 | 639233026412602472 |
|
2482 ms | 159.226.111.1 |
| 4 | 2026-08-26 00:56 | 639233016064066127 |
|
2665 ms | 159.226.111.1 |
| 3 | 2026-08-26 00:39 | 639233005922655772 |
|
2491 ms | 159.226.111.1 |
| 2 | 2026-08-26 00:22 | 639232995672256907 |
|
4270 ms | 159.226.111.1 |
| 1 | 2026-08-26 00:04 | 639232985300872416 |
|
2269 ms | 159.226.111.1 |