History for dns2.qztc.edu.cn
Domain: qztc.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns2.qztc.edu.cn
dns2.qztc.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 2026-08-25. For this date, NameServerHistory found 42 DNS check records, 41 successful responses, 1 failed responses, and 487 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 dns2.qztc.edu.cn.
Records on Selected Date
42
Historical checks stored for this nameserver on selected date
Average Latency
487 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 14:25
All timestamps shown in UTC
Latest Resolved IP on Selected Date
59.61.216.53
Most recently resolved hosting IP on selected date
Successful Responses
41
Checks that returned a measurable response
Failed Responses
1
Checks with no response or no returned latency
Failure Rate
2%
Based on the selected date history
Selected Date Status
Responsive
At least one successful response exists on selected date
History for dns2.qztc.edu.cn
Showing DNS history for 2026-08-25 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 |
|---|---|---|---|---|---|
| 42 | 2026-08-25 14:25 | 639232638994329666 |
|
1267 ms | 59.61.216.53 |
| 41 | 2026-08-25 14:08 | 639232628614783237 |
|
265 ms | 59.61.216.53 |
| 40 | 2026-08-25 13:51 | 639232618360728578 |
|
848 ms | 59.61.216.53 |
| 39 | 2026-08-25 13:34 | 639232608016476376 |
|
264 ms | 59.61.216.53 |
| 38 | 2026-08-25 13:16 | 639232597643611557 |
|
315 ms | 59.61.216.53 |
| 37 | 2026-08-25 12:59 | 639232587225721862 |
|
861 ms | 59.61.216.53 |
| 36 | 2026-08-25 12:41 | 639232576780683689 |
|
847 ms | 59.61.216.53 |
| 35 | 2026-08-25 12:24 | 639232566381512620 |
|
272 ms | 59.61.216.53 |
| 34 | 2026-08-25 12:07 | 639232556111768563 |
|
902 ms | 59.61.216.53 |
| 33 | 2026-08-25 11:50 | 639232545839529039 |
|
279 ms | 59.61.216.53 |
| 32 | 2026-08-25 11:33 | 639232535349285207 |
|
287 ms | 59.61.216.53 |
| 31 | 2026-08-25 11:15 | 639232524938080723 |
|
808 ms | 59.61.216.53 |
| 30 | 2026-08-25 10:21 | 639232492740373468 |
|
857 ms | 59.61.216.53 |
| 29 | 2026-08-25 10:04 | 639232482235303141 |
|
- | |
| 28 | 2026-08-25 09:47 | 639232471861770303 |
|
274 ms | 59.61.216.53 |
| 27 | 2026-08-25 09:29 | 639232461630217327 |
|
306 ms | 59.61.216.53 |
| 26 | 2026-08-25 09:12 | 639232451282965990 |
|
1020 ms | 59.61.216.53 |
| 25 | 2026-08-25 08:55 | 639232440814614938 |
|
16 ms | 59.61.216.53 |
| 24 | 2026-08-25 08:38 | 639232430410720425 |
|
276 ms | 59.61.216.53 |
| 23 | 2026-08-25 08:20 | 639232420003096185 |
|
813 ms | 59.61.216.53 |
| 22 | 2026-08-25 08:03 | 639232409467287444 |
|
264 ms | 59.61.216.53 |
| 21 | 2026-08-25 07:45 | 639232399077195997 |
|
13 ms | 59.61.216.53 |
| 20 | 2026-08-25 07:28 | 639232388731528337 |
|
279 ms | 59.61.216.53 |
| 19 | 2026-08-25 07:11 | 639232378288598612 |
|
833 ms | 59.61.216.53 |
| 18 | 2026-08-25 06:17 | 639232346196373643 |
|
901 ms | 59.61.216.53 |
| 17 | 2026-08-25 06:00 | 639232336112370741 |
|
15 ms | 59.61.216.53 |
| 16 | 2026-08-25 05:43 | 639232326146508970 |
|
316 ms | 59.61.216.53 |
| 15 | 2026-08-25 05:27 | 639232316189381720 |
|
293 ms | 59.61.216.53 |
| 14 | 2026-08-25 05:10 | 639232306217998913 |
|
552 ms | 59.61.216.53 |
| 13 | 2026-08-25 04:54 | 639232296255744174 |
|
290 ms | 59.61.216.53 |
| 12 | 2026-08-25 04:37 | 639232286095760789 |
|
4 ms | 59.61.216.53 |
| 11 | 2026-08-25 04:20 | 639232276086186273 |
|
280 ms | 59.61.216.53 |
| 10 | 2026-08-25 04:03 | 639232265900986425 |
|
279 ms | 59.61.216.53 |
| 9 | 2026-08-25 03:46 | 639232255723518075 |
|
595 ms | 59.61.216.53 |
| 8 | 2026-08-25 03:29 | 639232245484452890 |
|
281 ms | 59.61.216.53 |
| 7 | 2026-08-25 03:12 | 639232235157175331 |
|
269 ms | 59.61.216.53 |
| 6 | 2026-08-25 02:19 | 639232203197189095 |
|
897 ms | 59.61.216.53 |
| 5 | 2026-08-25 02:02 | 639232192844564298 |
|
280 ms | 59.61.216.53 |
| 4 | 2026-08-25 01:44 | 639232182496008942 |
|
292 ms | 59.61.216.53 |
| 3 | 2026-08-25 01:27 | 639232172197053132 |
|
767 ms | 59.61.216.53 |
| 2 | 2026-08-25 00:34 | 639232140250307418 |
|
614 ms | 59.61.216.53 |
| 1 | 2026-08-25 00:17 | 639232129927860324 |
|
887 ms | 59.61.216.53 |