History for dns1.sumhs.edu.cn
Domain: sumhs.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns1.sumhs.edu.cn
dns1.sumhs.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 46 DNS check records, 46 successful responses, 0 failed responses, and 1894 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.sumhs.edu.cn.
Records on Selected Date
46
Historical checks stored for this nameserver on selected date
Average Latency
1894 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 14:52
All timestamps shown in UTC
Latest Resolved IP on Selected Date
219.228.48.2
Most recently resolved hosting IP on selected date
Successful Responses
46
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.sumhs.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 |
|---|---|---|---|---|---|
| 46 | 2026-08-26 14:52 | 639233517966053117 |
|
2009 ms | 219.228.48.2 |
| 45 | 2026-08-26 14:35 | 639233507603253585 |
|
244 ms | 219.228.48.2 |
| 44 | 2026-08-26 14:18 | 639233497229039167 |
|
2318 ms | 219.228.48.2 |
| 43 | 2026-08-26 14:00 | 639233486864546406 |
|
244 ms | 219.228.48.2 |
| 42 | 2026-08-26 13:43 | 639233476455174682 |
|
4343 ms | 219.228.48.2 |
| 41 | 2026-08-26 13:26 | 639233466171592605 |
|
245 ms | 219.228.48.2 |
| 40 | 2026-08-26 13:09 | 639233455747096265 |
|
859 ms | 219.228.48.2 |
| 39 | 2026-08-26 12:51 | 639233445367152284 |
|
243 ms | 219.228.48.2 |
| 38 | 2026-08-26 12:34 | 639233434974187439 |
|
2011 ms | 219.228.48.2 |
| 37 | 2026-08-26 12:16 | 639233424567558554 |
|
256 ms | 219.228.48.2 |
| 36 | 2026-08-26 11:59 | 639233414056832719 |
|
4358 ms | 219.228.48.2 |
| 35 | 2026-08-26 11:42 | 639233403515141099 |
|
854 ms | 219.228.48.2 |
| 34 | 2026-08-26 10:47 | 639233370841350248 |
|
243 ms | 219.228.48.2 |
| 33 | 2026-08-26 10:30 | 639233360361507238 |
|
4347 ms | 219.228.48.2 |
| 32 | 2026-08-26 10:12 | 639233350067824371 |
|
250 ms | 219.228.48.2 |
| 31 | 2026-08-26 09:55 | 639233339545274518 |
|
262 ms | 219.228.48.2 |
| 30 | 2026-08-26 09:37 | 639233329214918079 |
|
857 ms | 219.228.48.2 |
| 29 | 2026-08-26 09:20 | 639233318749762337 |
|
4346 ms | 219.228.48.2 |
| 28 | 2026-08-26 09:03 | 639233308387917838 |
|
262 ms | 219.228.48.2 |
| 27 | 2026-08-26 08:46 | 639233297961740122 |
|
2836 ms | 219.228.48.2 |
| 26 | 2026-08-26 08:28 | 639233287487159094 |
|
246 ms | 219.228.48.2 |
| 25 | 2026-08-26 08:11 | 639233276995531707 |
|
843 ms | 219.228.48.2 |
| 24 | 2026-08-26 07:53 | 639233266521568229 |
|
4358 ms | 219.228.48.2 |
| 23 | 2026-08-26 07:36 | 639233256081047431 |
|
2353 ms | 219.228.48.2 |
| 22 | 2026-08-26 06:42 | 639233223620132921 |
|
242 ms | 219.228.48.2 |
| 21 | 2026-08-26 06:24 | 639233213287814244 |
|
240 ms | 219.228.48.2 |
| 20 | 2026-08-26 06:07 | 639233202925983161 |
|
843 ms | 219.228.48.2 |
| 19 | 2026-08-26 05:50 | 639233192644780696 |
|
239 ms | 219.228.48.2 |
| 18 | 2026-08-26 05:33 | 639233182401183833 |
|
4349 ms | 219.228.48.2 |
| 17 | 2026-08-26 05:16 | 639233172074181051 |
|
4351 ms | 219.228.48.2 |
| 16 | 2026-08-26 04:58 | 639233161808421455 |
|
245 ms | 219.228.48.2 |
| 15 | 2026-08-26 04:41 | 639233151357344052 |
|
2345 ms | 219.228.48.2 |
| 14 | 2026-08-26 04:24 | 639233141034116946 |
|
246 ms | 219.228.48.2 |
| 13 | 2026-08-26 04:07 | 639233130828334142 |
|
241 ms | 219.228.48.2 |
| 12 | 2026-08-26 03:50 | 639233120373450007 |
|
2008 ms | 219.228.48.2 |
| 11 | 2026-08-26 03:32 | 639233110066216193 |
|
4356 ms | 219.228.48.2 |
| 10 | 2026-08-26 02:39 | 639233078065410564 |
|
246 ms | 219.228.48.2 |
| 9 | 2026-08-26 02:22 | 639233067787457832 |
|
2307 ms | 219.228.48.2 |
| 8 | 2026-08-26 02:05 | 639233057501801162 |
|
240 ms | 219.228.48.2 |
| 7 | 2026-08-26 01:48 | 639233047089431703 |
|
4351 ms | 219.228.48.2 |
| 6 | 2026-08-26 01:30 | 639233036754790688 |
|
2009 ms | 219.228.48.2 |
| 5 | 2026-08-26 01:13 | 639233026412602472 |
|
4345 ms | 219.228.48.2 |
| 4 | 2026-08-26 00:56 | 639233016064066127 |
|
4009 ms | 219.228.48.2 |
| 3 | 2026-08-26 00:38 | 639233005922655772 |
|
2347 ms | 219.228.48.2 |
| 2 | 2026-08-26 00:22 | 639232995672256907 |
|
4348 ms | 219.228.48.2 |
| 1 | 2026-08-26 00:04 | 639232985300872416 |
|
4009 ms | 219.228.48.2 |