History for dns1.gcvtc.edu.cn
Domain: gcvtc.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns1.gcvtc.edu.cn
dns1.gcvtc.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 69 DNS check records, 67 successful responses, 2 failed responses, and 2642 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.gcvtc.edu.cn.
Records on Selected Date
69
Historical checks stored for this nameserver on selected date
Average Latency
2642 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 23:46
All timestamps shown in UTC
Latest Resolved IP on Selected Date
42.247.40.28
Most recently resolved hosting IP on selected date
Successful Responses
67
Checks that returned a measurable response
Failed Responses
2
Checks with no response or no returned latency
Failure Rate
3%
Based on the selected date history
Selected Date Status
Responsive
At least one successful response exists on selected date
History for dns1.gcvtc.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 |
|---|---|---|---|---|---|
| 69 | 2026-08-25 23:46 | 639232974980190573 |
|
2562 ms | 42.247.40.28 |
| 68 | 2026-08-25 23:29 | 639232964577050707 |
|
2498 ms | 42.247.40.28 |
| 67 | 2026-08-25 22:35 | 639232932163142799 |
|
2261 ms | 42.247.40.28 |
| 66 | 2026-08-25 22:18 | 639232921673215474 |
|
4298 ms | 42.247.40.28 |
| 65 | 2026-08-25 22:00 | 639232911234504639 |
|
2258 ms | 42.247.40.28 |
| 64 | 2026-08-25 21:43 | 639232900747078453 |
|
2009 ms | 42.247.40.28 |
| 63 | 2026-08-25 21:26 | 639232890389222534 |
|
4342 ms | 42.247.40.28 |
| 62 | 2026-08-25 21:08 | 639232880143390843 |
|
2007 ms | 42.247.40.28 |
| 61 | 2026-08-25 20:51 | 639232869755024069 |
|
4302 ms | 42.247.40.28 |
| 60 | 2026-08-25 20:34 | 639232859355940346 |
|
2008 ms | 42.247.40.28 |
| 59 | 2026-08-25 20:17 | 639232848992244953 |
|
2307 ms | 42.247.40.28 |
| 58 | 2026-08-25 19:59 | 639232838596478500 |
|
2008 ms | 42.247.40.28 |
| 57 | 2026-08-25 19:42 | 639232828175327683 |
|
2007 ms | 42.247.40.28 |
| 56 | 2026-08-25 19:25 | 639232817798330473 |
|
2315 ms | 42.247.40.28 |
| 55 | 2026-08-25 18:30 | 639232785462407552 |
|
2556 ms | 42.247.40.28 |
| 54 | 2026-08-25 18:13 | 639232775177487032 |
|
3 ms | 42.247.40.28 |
| 53 | 2026-08-25 17:56 | 639232764991087115 |
|
4310 ms | 42.247.40.28 |
| 52 | 2026-08-25 17:39 | 639232754842971478 |
|
3847 ms | 42.247.40.28 |
| 51 | 2026-08-25 17:22 | 639232744455159107 |
|
2032 ms | 42.247.40.28 |
| 50 | 2026-08-25 17:05 | 639232734145178231 |
|
2502 ms | 42.247.40.28 |
| 49 | 2026-08-25 16:48 | 639232723827874402 |
|
4313 ms | 42.247.40.28 |
| 48 | 2026-08-25 16:31 | 639232713533011892 |
|
4350 ms | 42.247.40.28 |
| 47 | 2026-08-25 16:14 | 639232703065318207 |
|
1177 ms | 42.247.40.28 |
| 46 | 2026-08-25 15:56 | 639232692629559470 |
|
2009 ms | 42.247.40.28 |
| 45 | 2026-08-25 15:39 | 639232682238836475 |
|
1517 ms | 42.247.40.28 |
| 44 | 2026-08-25 15:21 | 639232671787004306 |
|
4308 ms | 42.247.40.28 |
| 43 | 2026-08-25 14:27 | 639232638994329666 |
|
2722 ms | 42.247.40.28 |
| 42 | 2026-08-25 14:09 | 639232628614783237 |
|
3806 ms | 42.247.40.28 |
| 41 | 2026-08-25 13:52 | 639232618360728578 |
|
1558 ms | 42.247.40.28 |
| 40 | 2026-08-25 13:35 | 639232608016476376 |
|
2008 ms | 42.247.40.28 |
| 39 | 2026-08-25 13:18 | 639232597643611557 |
|
2683 ms | 42.247.40.28 |
| 38 | 2026-08-25 13:00 | 639232587225721862 |
|
2509 ms | 42.247.40.28 |
| 37 | 2026-08-25 12:43 | 639232576780683689 |
|
4314 ms | 42.247.40.28 |
| 36 | 2026-08-25 12:26 | 639232566381512620 |
|
2468 ms | 42.247.40.28 |
| 35 | 2026-08-25 12:08 | 639232556111768563 |
|
4320 ms | 42.247.40.28 |
| 34 | 2026-08-25 11:51 | 639232545839529039 |
|
2007 ms | 42.247.40.28 |
| 33 | 2026-08-25 11:34 | 639232535349285207 |
|
3761 ms | 42.247.40.28 |
| 32 | 2026-08-25 11:17 | 639232524938080723 |
|
3808 ms | 42.247.40.28 |
| 31 | 2026-08-25 10:23 | 639232492740373468 |
|
4316 ms | 42.247.40.28 |
| 30 | 2026-08-25 10:06 | 639232482235303141 |
|
4366 ms | 42.247.40.28 |
| 29 | 2026-08-25 09:48 | 639232471861770303 |
|
1540 ms | 42.247.40.28 |
| 28 | 2026-08-25 09:31 | 639232461630217327 |
|
4648 ms | 42.247.40.28 |
| 27 | 2026-08-25 09:14 | 639232451282965990 |
|
1554 ms | 42.247.40.28 |
| 26 | 2026-08-25 08:56 | 639232440814614938 |
|
2620 ms | 42.247.40.28 |
| 25 | 2026-08-25 08:39 | 639232430410720425 |
|
1628 ms | 42.247.40.28 |
| 24 | 2026-08-25 08:22 | 639232420003096185 |
|
1651 ms | 42.247.40.28 |
| 23 | 2026-08-25 08:04 | 639232409467287444 |
|
3 ms | 42.247.40.28 |
| 22 | 2026-08-25 07:47 | 639232399077195997 |
|
1624 ms | 42.247.40.28 |
| 21 | 2026-08-25 07:29 | 639232388731528337 |
|
2300 ms | 42.247.40.28 |
| 20 | 2026-08-25 07:12 | 639232378288598612 |
|
3 ms | 42.247.40.28 |
| 19 | 2026-08-25 06:18 | 639232346196373643 |
|
- | |
| 18 | 2026-08-25 06:01 | 639232336112370741 |
|
2273 ms | 42.247.40.28 |
| 17 | 2026-08-25 05:45 | 639232326146508970 |
|
3800 ms | 42.247.40.28 |
| 16 | 2026-08-25 05:28 | 639232316189381720 |
|
2007 ms | 42.247.40.28 |
| 15 | 2026-08-25 05:12 | 639232306217998913 |
|
2501 ms | 42.247.40.28 |
| 14 | 2026-08-25 04:55 | 639232296255744174 |
|
2258 ms | 42.247.40.28 |
| 13 | 2026-08-25 04:38 | 639232286095760789 |
|
- | |
| 12 | 2026-08-25 04:21 | 639232276086186273 |
|
4 ms | 42.247.40.28 |
| 11 | 2026-08-25 04:05 | 639232265900986425 |
|
4295 ms | 42.247.40.28 |
| 10 | 2026-08-25 03:48 | 639232255723518075 |
|
4567 ms | 42.247.40.28 |
| 9 | 2026-08-25 03:31 | 639232245484452890 |
|
4346 ms | 42.247.40.28 |
| 8 | 2026-08-25 03:14 | 639232235157175331 |
|
2715 ms | 42.247.40.28 |
| 7 | 2026-08-25 02:20 | 639232203197189095 |
|
2303 ms | 42.247.40.28 |
| 6 | 2026-08-25 02:03 | 639232192844564298 |
|
2031 ms | 42.247.40.28 |
| 5 | 2026-08-25 01:46 | 639232182496008942 |
|
3 ms | 42.247.40.28 |
| 4 | 2026-08-25 01:28 | 639232172197053132 |
|
4303 ms | 42.247.40.28 |
| 3 | 2026-08-25 00:35 | 639232140250307418 |
|
4302 ms | 42.247.40.28 |
| 2 | 2026-08-25 00:18 | 639232129927860324 |
|
2031 ms | 42.247.40.28 |
| 1 | 2026-08-25 00:01 | 639232119551972438 |
|
954 ms | 42.247.40.28 |