History for extdns02.km.edu.tw
Domain: km.edu.tw • Tracking since 2026-08-04 23:25 UTC
DNS response history for extdns02.km.edu.tw
extdns02.km.edu.tw 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 49 DNS check records, 49 successful responses, 0 failed responses, and 1445 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 extdns02.km.edu.tw.
Records on Selected Date
49
Historical checks stored for this nameserver on selected date
Average Latency
1445 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 16:48
All timestamps shown in UTC
Latest Resolved IP on Selected Date
163.25.121.238
Most recently resolved hosting IP on selected date
Successful Responses
49
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 extdns02.km.edu.tw
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 |
|---|---|---|---|---|---|
| 49 | 2026-08-25 16:48 | 639232723827874402 |
|
3 ms | 163.25.121.238 |
| 48 | 2026-08-25 16:31 | 639232713533011892 |
|
832 ms | 163.25.121.238 |
| 47 | 2026-08-25 16:14 | 639232703065318207 |
|
4 ms | 163.25.121.238 |
| 46 | 2026-08-25 15:57 | 639232692629559470 |
|
1522 ms | 163.25.121.238 |
| 45 | 2026-08-25 15:39 | 639232682238836475 |
|
817 ms | 163.25.121.238 |
| 44 | 2026-08-25 15:22 | 639232671787004306 |
|
2493 ms | 163.25.121.238 |
| 43 | 2026-08-25 14:27 | 639232638994329666 |
|
3 ms | 163.25.121.238 |
| 42 | 2026-08-25 14:10 | 639232628614783237 |
|
845 ms | 163.25.121.238 |
| 41 | 2026-08-25 13:53 | 639232618360728578 |
|
2495 ms | 163.25.121.238 |
| 40 | 2026-08-25 13:35 | 639232608016476376 |
|
2410 ms | 163.25.121.238 |
| 39 | 2026-08-25 13:18 | 639232597643611557 |
|
1226 ms | 163.25.121.238 |
| 38 | 2026-08-25 13:01 | 639232587225721862 |
|
1549 ms | 163.25.121.238 |
| 37 | 2026-08-25 12:43 | 639232576780683689 |
|
2463 ms | 163.25.121.238 |
| 36 | 2026-08-25 12:26 | 639232566381512620 |
|
1577 ms | 163.25.121.238 |
| 35 | 2026-08-25 12:09 | 639232556111768563 |
|
2424 ms | 163.25.121.238 |
| 34 | 2026-08-25 11:52 | 639232545839529039 |
|
1679 ms | 163.25.121.238 |
| 33 | 2026-08-25 11:35 | 639232535349285207 |
|
2579 ms | 163.25.121.238 |
| 32 | 2026-08-25 11:17 | 639232524938080723 |
|
1636 ms | 163.25.121.238 |
| 31 | 2026-08-25 10:23 | 639232492740373468 |
|
1745 ms | 163.25.121.238 |
| 30 | 2026-08-25 10:06 | 639232482235303141 |
|
868 ms | 163.25.121.238 |
| 29 | 2026-08-25 09:49 | 639232471861770303 |
|
4284 ms | 163.25.121.238 |
| 28 | 2026-08-25 09:31 | 639232461630217327 |
|
1686 ms | 163.25.121.238 |
| 27 | 2026-08-25 09:14 | 639232451282965990 |
|
1630 ms | 163.25.121.238 |
| 26 | 2026-08-25 08:57 | 639232440814614938 |
|
2430 ms | 163.25.121.238 |
| 25 | 2026-08-25 08:39 | 639232430410720425 |
|
4 ms | 163.25.121.238 |
| 24 | 2026-08-25 08:22 | 639232420003096185 |
|
2281 ms | 163.25.121.238 |
| 23 | 2026-08-25 08:05 | 639232409467287444 |
|
820 ms | 163.25.121.238 |
| 22 | 2026-08-25 07:47 | 639232399077195997 |
|
1632 ms | 163.25.121.238 |
| 21 | 2026-08-25 07:30 | 639232388731528337 |
|
1667 ms | 163.25.121.238 |
| 20 | 2026-08-25 07:13 | 639232378288598612 |
|
4 ms | 163.25.121.238 |
| 19 | 2026-08-25 06:19 | 639232346196373643 |
|
3932 ms | 163.25.121.238 |
| 18 | 2026-08-25 06:02 | 639232336112370741 |
|
4 ms | 163.25.121.238 |
| 17 | 2026-08-25 05:45 | 639232326146508970 |
|
3 ms | 163.25.121.238 |
| 16 | 2026-08-25 05:28 | 639232316189381720 |
|
1528 ms | 163.25.121.238 |
| 15 | 2026-08-25 05:12 | 639232306217998913 |
|
1174 ms | 163.25.121.238 |
| 14 | 2026-08-25 04:55 | 639232296255744174 |
|
877 ms | 163.25.121.238 |
| 13 | 2026-08-25 04:39 | 639232286095760789 |
|
2550 ms | 163.25.121.238 |
| 12 | 2026-08-25 04:22 | 639232276086186273 |
|
2550 ms | 163.25.121.238 |
| 11 | 2026-08-25 04:05 | 639232265900986425 |
|
1629 ms | 163.25.121.238 |
| 10 | 2026-08-25 03:48 | 639232255723518075 |
|
1595 ms | 163.25.121.238 |
| 9 | 2026-08-25 03:31 | 639232245484452890 |
|
324 ms | 163.25.121.238 |
| 8 | 2026-08-25 03:14 | 639232235157175331 |
|
894 ms | 163.25.121.238 |
| 7 | 2026-08-25 02:20 | 639232203197189095 |
|
3 ms | 163.25.121.238 |
| 6 | 2026-08-25 02:03 | 639232192844564298 |
|
1637 ms | 163.25.121.238 |
| 5 | 2026-08-25 01:46 | 639232182496008942 |
|
822 ms | 163.25.121.238 |
| 4 | 2026-08-25 01:29 | 639232172197053132 |
|
1650 ms | 163.25.121.238 |
| 3 | 2026-08-25 00:35 | 639232140250307418 |
|
3 ms | 163.25.121.238 |
| 2 | 2026-08-25 00:19 | 639232129927860324 |
|
2 ms | 163.25.121.238 |
| 1 | 2026-08-25 00:01 | 639232119551972438 |
|
4009 ms | 163.25.121.238 |