History for dns2.qtc.edu.cn
Domain: qtc.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns2.qtc.edu.cn
dns2.qtc.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 43 DNS check records, 43 successful responses, 0 failed responses, and 622 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.qtc.edu.cn.
Records on Selected Date
43
Historical checks stored for this nameserver on selected date
Average Latency
622 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 14:26
All timestamps shown in UTC
Latest Resolved IP on Selected Date
222.195.192.6
Most recently resolved hosting IP on selected date
Successful Responses
43
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 dns2.qtc.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 |
|---|---|---|---|---|---|
| 43 | 2026-08-25 14:26 | 639232638994329666 |
|
762 ms | 222.195.192.6 |
| 42 | 2026-08-25 14:09 | 639232628614783237 |
|
780 ms | 222.195.192.6 |
| 41 | 2026-08-25 13:51 | 639232618360728578 |
|
4 ms | 222.195.192.6 |
| 40 | 2026-08-25 13:34 | 639232608016476376 |
|
706 ms | 222.195.192.6 |
| 39 | 2026-08-25 13:17 | 639232597643611557 |
|
681 ms | 222.195.192.6 |
| 38 | 2026-08-25 13:00 | 639232587225721862 |
|
238 ms | 222.195.192.6 |
| 37 | 2026-08-25 12:42 | 639232576780683689 |
|
688 ms | 222.195.192.6 |
| 36 | 2026-08-25 12:25 | 639232566381512620 |
|
693 ms | 222.195.192.6 |
| 35 | 2026-08-25 12:08 | 639232556111768563 |
|
4 ms | 222.195.192.6 |
| 34 | 2026-08-25 11:50 | 639232545839529039 |
|
715 ms | 222.195.192.6 |
| 33 | 2026-08-25 11:33 | 639232535349285207 |
|
682 ms | 222.195.192.6 |
| 32 | 2026-08-25 11:16 | 639232524938080723 |
|
700 ms | 222.195.192.6 |
| 31 | 2026-08-25 10:22 | 639232492740373468 |
|
713 ms | 222.195.192.6 |
| 30 | 2026-08-25 10:05 | 639232482235303141 |
|
233 ms | 222.195.192.6 |
| 29 | 2026-08-25 09:47 | 639232471861770303 |
|
696 ms | 222.195.192.6 |
| 28 | 2026-08-25 09:30 | 639232461630217327 |
|
719 ms | 222.195.192.6 |
| 27 | 2026-08-25 09:13 | 639232451282965990 |
|
758 ms | 222.195.192.6 |
| 26 | 2026-08-25 08:56 | 639232440814614938 |
|
785 ms | 222.195.192.6 |
| 25 | 2026-08-25 08:38 | 639232430410720425 |
|
831 ms | 222.195.192.6 |
| 24 | 2026-08-25 08:21 | 639232420003096185 |
|
811 ms | 222.195.192.6 |
| 23 | 2026-08-25 08:03 | 639232409467287444 |
|
807 ms | 222.195.192.6 |
| 22 | 2026-08-25 07:46 | 639232399077195997 |
|
784 ms | 222.195.192.6 |
| 21 | 2026-08-25 07:29 | 639232388731528337 |
|
798 ms | 222.195.192.6 |
| 20 | 2026-08-25 07:11 | 639232378288598612 |
|
799 ms | 222.195.192.6 |
| 19 | 2026-08-25 06:17 | 639232346196373643 |
|
728 ms | 222.195.192.6 |
| 18 | 2026-08-25 06:01 | 639232336112370741 |
|
3 ms | 222.195.192.6 |
| 17 | 2026-08-25 05:44 | 639232326146508970 |
|
689 ms | 222.195.192.6 |
| 16 | 2026-08-25 05:27 | 639232316189381720 |
|
748 ms | 222.195.192.6 |
| 15 | 2026-08-25 05:11 | 639232306217998913 |
|
691 ms | 222.195.192.6 |
| 14 | 2026-08-25 04:54 | 639232296255744174 |
|
2 ms | 222.195.192.6 |
| 13 | 2026-08-25 04:37 | 639232286095760789 |
|
234 ms | 222.195.192.6 |
| 12 | 2026-08-25 04:20 | 639232276086186273 |
|
752 ms | 222.195.192.6 |
| 11 | 2026-08-25 04:04 | 639232265900986425 |
|
801 ms | 222.195.192.6 |
| 10 | 2026-08-25 03:47 | 639232255723518075 |
|
798 ms | 222.195.192.6 |
| 9 | 2026-08-25 03:30 | 639232245484452890 |
|
732 ms | 222.195.192.6 |
| 8 | 2026-08-25 03:13 | 639232235157175331 |
|
234 ms | 222.195.192.6 |
| 7 | 2026-08-25 02:19 | 639232203197189095 |
|
749 ms | 222.195.192.6 |
| 6 | 2026-08-25 02:02 | 639232192844564298 |
|
742 ms | 222.195.192.6 |
| 5 | 2026-08-25 01:45 | 639232182496008942 |
|
684 ms | 222.195.192.6 |
| 4 | 2026-08-25 01:28 | 639232172197053132 |
|
685 ms | 222.195.192.6 |
| 3 | 2026-08-25 00:34 | 639232140250307418 |
|
741 ms | 222.195.192.6 |
| 2 | 2026-08-25 00:17 | 639232129927860324 |
|
684 ms | 222.195.192.6 |
| 1 | 2026-08-25 00:00 | 639232119551972438 |
|
683 ms | 222.195.192.6 |