History for dns1.sdipct.edu.cn
Domain: sdipct.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns1.sdipct.edu.cn
dns1.sdipct.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 41 DNS check records, 41 successful responses, 0 failed responses, and 1818 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 dns1.sdipct.edu.cn.
Records on Selected Date
41
Historical checks stored for this nameserver on selected date
Average Latency
1818 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 13:26
All timestamps shown in UTC
Latest Resolved IP on Selected Date
42.247.19.198
Most recently resolved hosting IP on selected date
Successful Responses
41
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 dns1.sdipct.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 |
|---|---|---|---|---|---|
| 41 | 2026-08-26 13:26 | 639233466171592605 |
|
3019 ms | 42.247.19.198 |
| 40 | 2026-08-26 13:09 | 639233455747096265 |
|
1518 ms | 42.247.19.198 |
| 39 | 2026-08-26 12:51 | 639233445367152284 |
|
1493 ms | 42.247.19.198 |
| 38 | 2026-08-26 12:34 | 639233434974187439 |
|
223 ms | 42.247.19.198 |
| 37 | 2026-08-26 12:17 | 639233424567558554 |
|
1003 ms | 42.247.19.198 |
| 36 | 2026-08-26 11:59 | 639233414056832719 |
|
1033 ms | 42.247.19.198 |
| 35 | 2026-08-26 11:42 | 639233403515141099 |
|
2837 ms | 42.247.19.198 |
| 34 | 2026-08-26 10:47 | 639233370841350248 |
|
4885 ms | 42.247.19.198 |
| 33 | 2026-08-26 10:30 | 639233360361507238 |
|
1266 ms | 42.247.19.198 |
| 32 | 2026-08-26 10:12 | 639233350067824371 |
|
1232 ms | 42.247.19.198 |
| 31 | 2026-08-26 09:55 | 639233339545274518 |
|
1201 ms | 42.247.19.198 |
| 30 | 2026-08-26 09:38 | 639233329214918079 |
|
2278 ms | 42.247.19.198 |
| 29 | 2026-08-26 09:21 | 639233318749762337 |
|
2903 ms | 42.247.19.198 |
| 28 | 2026-08-26 09:03 | 639233308387917838 |
|
220 ms | 42.247.19.198 |
| 27 | 2026-08-26 08:46 | 639233297961740122 |
|
1024 ms | 42.247.19.198 |
| 26 | 2026-08-26 08:28 | 639233287487159094 |
|
1046 ms | 42.247.19.198 |
| 25 | 2026-08-26 08:11 | 639233276995531707 |
|
2888 ms | 42.247.19.198 |
| 24 | 2026-08-26 07:53 | 639233266521568229 |
|
4570 ms | 42.247.19.198 |
| 23 | 2026-08-26 07:36 | 639233256081047431 |
|
2008 ms | 42.247.19.198 |
| 22 | 2026-08-26 06:42 | 639233223620132921 |
|
2639 ms | 42.247.19.198 |
| 21 | 2026-08-26 06:25 | 639233213287814244 |
|
1038 ms | 42.247.19.198 |
| 20 | 2026-08-26 06:07 | 639233202925983161 |
|
1007 ms | 42.247.19.198 |
| 19 | 2026-08-26 05:50 | 639233192644780696 |
|
1985 ms | 42.247.19.198 |
| 18 | 2026-08-26 05:33 | 639233182401183833 |
|
2765 ms | 42.247.19.198 |
| 17 | 2026-08-26 05:16 | 639233172074181051 |
|
1480 ms | 42.247.19.198 |
| 16 | 2026-08-26 04:59 | 639233161808421455 |
|
334 ms | 42.247.19.198 |
| 15 | 2026-08-26 04:41 | 639233151357344052 |
|
3 ms | 42.247.19.198 |
| 14 | 2026-08-26 04:24 | 639233141034116946 |
|
1230 ms | 42.247.19.198 |
| 13 | 2026-08-26 04:07 | 639233130828334142 |
|
3 ms | 42.247.19.198 |
| 12 | 2026-08-26 03:50 | 639233120373450007 |
|
1263 ms | 42.247.19.198 |
| 11 | 2026-08-26 03:32 | 639233110066216193 |
|
1299 ms | 42.247.19.198 |
| 10 | 2026-08-26 02:39 | 639233078065410564 |
|
4290 ms | 42.247.19.198 |
| 9 | 2026-08-26 02:22 | 639233067787457832 |
|
1226 ms | 42.247.19.198 |
| 8 | 2026-08-26 02:05 | 639233057501801162 |
|
1481 ms | 42.247.19.198 |
| 7 | 2026-08-26 01:48 | 639233047089431703 |
|
2562 ms | 42.247.19.198 |
| 6 | 2026-08-26 01:30 | 639233036754790688 |
|
2889 ms | 42.247.19.198 |
| 5 | 2026-08-26 01:13 | 639233026412602472 |
|
1949 ms | 42.247.19.198 |
| 4 | 2026-08-26 00:56 | 639233016064066127 |
|
2560 ms | 42.247.19.198 |
| 3 | 2026-08-26 00:39 | 639233005922655772 |
|
1985 ms | 42.247.19.198 |
| 2 | 2026-08-26 00:22 | 639232995672256907 |
|
1954 ms | 42.247.19.198 |
| 1 | 2026-08-26 00:05 | 639232985300872416 |
|
1946 ms | 42.247.19.198 |