History for ns2.service.edu.cn
Domain: service.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns2.service.edu.cn
ns2.service.edu.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 40 DNS check records, 40 successful responses, 0 failed responses, and 564 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 ns2.service.edu.cn.
Records on Selected Date
40
Historical checks stored for this nameserver on selected date
Average Latency
564 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 13:07
All timestamps shown in UTC
Latest Resolved IP on Selected Date
202.112.4.49
Most recently resolved hosting IP on selected date
Successful Responses
40
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 ns2.service.edu.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 |
|---|---|---|---|---|---|
| 40 | 2026-08-26 13:07 | 639233455747096265 |
|
577 ms | 202.112.4.49 |
| 39 | 2026-08-26 12:49 | 639233445367152284 |
|
856 ms | 202.112.4.49 |
| 38 | 2026-08-26 12:32 | 639233434974187439 |
|
267 ms | 202.112.4.49 |
| 37 | 2026-08-26 12:15 | 639233424567558554 |
|
272 ms | 202.112.4.49 |
| 36 | 2026-08-26 11:57 | 639233414056832719 |
|
806 ms | 202.112.4.49 |
| 35 | 2026-08-26 11:40 | 639233403515141099 |
|
2703 ms | 202.112.4.49 |
| 34 | 2026-08-26 10:45 | 639233370841350248 |
|
637 ms | 202.112.4.49 |
| 33 | 2026-08-26 10:28 | 639233360361507238 |
|
284 ms | 202.112.4.49 |
| 32 | 2026-08-26 10:10 | 639233350067824371 |
|
284 ms | 202.112.4.49 |
| 31 | 2026-08-26 09:53 | 639233339545274518 |
|
4 ms | 202.112.4.49 |
| 30 | 2026-08-26 09:36 | 639233329214918079 |
|
281 ms | 202.112.4.49 |
| 29 | 2026-08-26 09:19 | 639233318749762337 |
|
288 ms | 202.112.4.49 |
| 28 | 2026-08-26 09:01 | 639233308387917838 |
|
275 ms | 202.112.4.49 |
| 27 | 2026-08-26 08:44 | 639233297961740122 |
|
823 ms | 202.112.4.49 |
| 26 | 2026-08-26 08:26 | 639233287487159094 |
|
801 ms | 202.112.4.49 |
| 25 | 2026-08-26 08:09 | 639233276995531707 |
|
826 ms | 202.112.4.49 |
| 24 | 2026-08-26 07:51 | 639233266521568229 |
|
553 ms | 202.112.4.49 |
| 23 | 2026-08-26 07:34 | 639233256081047431 |
|
814 ms | 202.112.4.49 |
| 22 | 2026-08-26 06:40 | 639233223620132921 |
|
280 ms | 202.112.4.49 |
| 21 | 2026-08-26 06:23 | 639233213287814244 |
|
272 ms | 202.112.4.49 |
| 20 | 2026-08-26 06:05 | 639233202925983161 |
|
264 ms | 202.112.4.49 |
| 19 | 2026-08-26 05:48 | 639233192644780696 |
|
527 ms | 202.112.4.49 |
| 18 | 2026-08-26 05:31 | 639233182401183833 |
|
813 ms | 202.112.4.49 |
| 17 | 2026-08-26 05:14 | 639233172074181051 |
|
9 ms | 202.112.4.49 |
| 16 | 2026-08-26 04:57 | 639233161808421455 |
|
269 ms | 202.112.4.49 |
| 15 | 2026-08-26 04:40 | 639233151357344052 |
|
262 ms | 202.112.4.49 |
| 14 | 2026-08-26 04:22 | 639233141034116946 |
|
271 ms | 202.112.4.49 |
| 13 | 2026-08-26 04:05 | 639233130828334142 |
|
774 ms | 202.112.4.49 |
| 12 | 2026-08-26 03:48 | 639233120373450007 |
|
3 ms | 202.112.4.49 |
| 11 | 2026-08-26 03:30 | 639233110066216193 |
|
609 ms | 202.112.4.49 |
| 10 | 2026-08-26 02:37 | 639233078065410564 |
|
3 ms | 202.112.4.49 |
| 9 | 2026-08-26 02:20 | 639233067787457832 |
|
825 ms | 202.112.4.49 |
| 8 | 2026-08-26 02:03 | 639233057501801162 |
|
2031 ms | 202.112.4.49 |
| 7 | 2026-08-26 01:46 | 639233047089431703 |
|
792 ms | 202.112.4.49 |
| 6 | 2026-08-26 01:28 | 639233036754790688 |
|
529 ms | 202.112.4.49 |
| 5 | 2026-08-26 01:11 | 639233026412602472 |
|
263 ms | 202.112.4.49 |
| 4 | 2026-08-26 00:54 | 639233016064066127 |
|
791 ms | 202.112.4.49 |
| 3 | 2026-08-26 00:37 | 639233005922655772 |
|
267 ms | 202.112.4.49 |
| 2 | 2026-08-26 00:20 | 639232995672256907 |
|
564 ms | 202.112.4.49 |
| 1 | 2026-08-26 00:03 | 639232985300872416 |
|
808 ms | 202.112.4.49 |