History for dns3.bttc.edu.cn
Domain: bttc.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns3.bttc.edu.cn
dns3.bttc.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 52 DNS check records, 49 successful responses, 3 failed responses, and 2096 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 dns3.bttc.edu.cn.
Records on Selected Date
52
Historical checks stored for this nameserver on selected date
Average Latency
2096 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 17:40
All timestamps shown in UTC
Latest Resolved IP on Selected Date
222.74.42.217
Most recently resolved hosting IP on selected date
Successful Responses
49
Checks that returned a measurable response
Failed Responses
3
Checks with no response or no returned latency
Failure Rate
6%
Based on the selected date history
Selected Date Status
Responsive
At least one successful response exists on selected date
History for dns3.bttc.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 |
|---|---|---|---|---|---|
| 52 | 2026-08-25 17:40 | 639232754842971478 |
|
4320 ms | 222.74.42.217 |
| 51 | 2026-08-25 17:23 | 639232744455159107 |
|
271 ms | 222.74.42.217 |
| 50 | 2026-08-25 17:06 | 639232734145178231 |
|
850 ms | 222.74.42.217 |
| 49 | 2026-08-25 16:48 | 639232723827874402 |
|
4319 ms | 222.74.42.217 |
| 48 | 2026-08-25 16:31 | 639232713533011892 |
|
856 ms | 222.74.42.217 |
| 47 | 2026-08-25 16:14 | 639232703065318207 |
|
853 ms | 222.74.42.217 |
| 46 | 2026-08-25 15:56 | 639232692629559470 |
|
854 ms | 222.74.42.217 |
| 45 | 2026-08-25 15:39 | 639232682238836475 |
|
2497 ms | 222.74.42.217 |
| 44 | 2026-08-25 15:22 | 639232671787004306 |
|
2319 ms | 222.74.42.217 |
| 43 | 2026-08-25 14:27 | 639232638994329666 |
|
4336 ms | 222.74.42.217 |
| 42 | 2026-08-25 14:10 | 639232628614783237 |
|
2013 ms | 222.74.42.217 |
| 41 | 2026-08-25 13:52 | 639232618360728578 |
|
4329 ms | 222.74.42.217 |
| 40 | 2026-08-25 13:35 | 639232608016476376 |
|
2335 ms | 222.74.42.217 |
| 39 | 2026-08-25 13:18 | 639232597643611557 |
|
2470 ms | 222.74.42.217 |
| 38 | 2026-08-25 13:01 | 639232587225721862 |
|
2341 ms | 222.74.42.217 |
| 37 | 2026-08-25 12:43 | 639232576780683689 |
|
2677 ms | 222.74.42.217 |
| 36 | 2026-08-25 12:26 | 639232566381512620 |
|
274 ms | 222.74.42.217 |
| 35 | 2026-08-25 12:09 | 639232556111768563 |
|
281 ms | 222.74.42.217 |
| 34 | 2026-08-25 11:52 | 639232545839529039 |
|
3792 ms | 222.74.42.217 |
| 33 | 2026-08-25 11:34 | 639232535349285207 |
|
- | |
| 32 | 2026-08-25 11:17 | 639232524938080723 |
|
4345 ms | 222.74.42.217 |
| 31 | 2026-08-25 10:23 | 639232492740373468 |
|
851 ms | 222.74.42.217 |
| 30 | 2026-08-25 10:06 | 639232482235303141 |
|
853 ms | 222.74.42.217 |
| 29 | 2026-08-25 09:48 | 639232471861770303 |
|
2333 ms | 222.74.42.217 |
| 28 | 2026-08-25 09:31 | 639232461630217327 |
|
4340 ms | 222.74.42.217 |
| 27 | 2026-08-25 09:14 | 639232451282965990 |
|
3 ms | 222.74.42.217 |
| 26 | 2026-08-25 08:57 | 639232440814614938 |
|
4 ms | 222.74.42.217 |
| 25 | 2026-08-25 08:39 | 639232430410720425 |
|
862 ms | 222.74.42.217 |
| 24 | 2026-08-25 08:22 | 639232420003096185 |
|
4332 ms | 222.74.42.217 |
| 23 | 2026-08-25 08:05 | 639232409467287444 |
|
2031 ms | 222.74.42.217 |
| 22 | 2026-08-25 07:47 | 639232399077195997 |
|
2346 ms | 222.74.42.217 |
| 21 | 2026-08-25 07:30 | 639232388731528337 |
|
2454 ms | 222.74.42.217 |
| 20 | 2026-08-25 07:13 | 639232378288598612 |
|
2717 ms | 222.74.42.217 |
| 19 | 2026-08-25 06:18 | 639232346196373643 |
|
270 ms | 222.74.42.217 |
| 18 | 2026-08-25 06:02 | 639232336112370741 |
|
274 ms | 222.74.42.217 |
| 17 | 2026-08-25 05:45 | 639232326146508970 |
|
4 ms | 222.74.42.217 |
| 16 | 2026-08-25 05:28 | 639232316189381720 |
|
2706 ms | 222.74.42.217 |
| 15 | 2026-08-25 05:12 | 639232306217998913 |
|
2256 ms | 222.74.42.217 |
| 14 | 2026-08-25 04:55 | 639232296255744174 |
|
849 ms | 222.74.42.217 |
| 13 | 2026-08-25 04:38 | 639232286095760789 |
|
3 ms | 222.74.42.217 |
| 12 | 2026-08-25 04:22 | 639232276086186273 |
|
850 ms | 222.74.42.217 |
| 11 | 2026-08-25 04:05 | 639232265900986425 |
|
2450 ms | 222.74.42.217 |
| 10 | 2026-08-25 03:48 | 639232255723518075 |
|
829 ms | 222.74.42.217 |
| 9 | 2026-08-25 03:31 | 639232245484452890 |
|
2008 ms | 222.74.42.217 |
| 8 | 2026-08-25 03:14 | 639232235157175331 |
|
2318 ms | 222.74.42.217 |
| 7 | 2026-08-25 02:20 | 639232203197189095 |
|
4325 ms | 222.74.42.217 |
| 6 | 2026-08-25 02:03 | 639232192844564298 |
|
3064 ms | 222.74.42.217 |
| 5 | 2026-08-25 01:46 | 639232182496008942 |
|
- | |
| 4 | 2026-08-25 01:29 | 639232172197053132 |
|
- | |
| 3 | 2026-08-25 00:35 | 639232140250307418 |
|
2718 ms | 222.74.42.217 |
| 2 | 2026-08-25 00:19 | 639232129927860324 |
|
4327 ms | 222.74.42.217 |
| 1 | 2026-08-25 00:01 | 639232119551972438 |
|
3995 ms | 222.74.42.217 |