History for dns01.cku.ac.jp
Domain: cku.ac.jp • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns01.cku.ac.jp
dns01.cku.ac.jp 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 46 DNS check records, 46 successful responses, 0 failed responses, and 287 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 dns01.cku.ac.jp.
Records on Selected Date
46
Historical checks stored for this nameserver on selected date
Average Latency
287 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 16:12
All timestamps shown in UTC
Latest Resolved IP on Selected Date
182.171.84.46
Most recently resolved hosting IP on selected date
Successful Responses
46
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 dns01.cku.ac.jp
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 |
|---|---|---|---|---|---|
| 46 | 2026-08-25 16:12 | 639232703065318207 |
|
225 ms | 182.171.84.46 |
| 45 | 2026-08-25 15:54 | 639232692629559470 |
|
231 ms | 182.171.84.46 |
| 44 | 2026-08-25 15:37 | 639232682238836475 |
|
236 ms | 182.171.84.46 |
| 43 | 2026-08-25 15:19 | 639232671787004306 |
|
230 ms | 182.171.84.46 |
| 42 | 2026-08-25 14:25 | 639232638994329666 |
|
229 ms | 182.171.84.46 |
| 41 | 2026-08-25 14:07 | 639232628614783237 |
|
226 ms | 182.171.84.46 |
| 40 | 2026-08-25 13:50 | 639232618360728578 |
|
224 ms | 182.171.84.46 |
| 39 | 2026-08-25 13:33 | 639232608016476376 |
|
224 ms | 182.171.84.46 |
| 38 | 2026-08-25 13:16 | 639232597643611557 |
|
236 ms | 182.171.84.46 |
| 37 | 2026-08-25 12:58 | 639232587225721862 |
|
257 ms | 182.171.84.46 |
| 36 | 2026-08-25 12:41 | 639232576780683689 |
|
458 ms | 182.171.84.46 |
| 35 | 2026-08-25 12:24 | 639232566381512620 |
|
260 ms | 182.171.84.46 |
| 34 | 2026-08-25 12:06 | 639232556111768563 |
|
228 ms | 182.171.84.46 |
| 33 | 2026-08-25 11:49 | 639232545839529039 |
|
245 ms | 182.171.84.46 |
| 32 | 2026-08-25 11:32 | 639232535349285207 |
|
230 ms | 182.171.84.46 |
| 31 | 2026-08-25 11:15 | 639232524938080723 |
|
232 ms | 182.171.84.46 |
| 30 | 2026-08-25 10:21 | 639232492740373468 |
|
223 ms | 182.171.84.46 |
| 29 | 2026-08-25 10:04 | 639232482235303141 |
|
236 ms | 182.171.84.46 |
| 28 | 2026-08-25 09:46 | 639232471861770303 |
|
277 ms | 182.171.84.46 |
| 27 | 2026-08-25 09:29 | 639232461630217327 |
|
231 ms | 182.171.84.46 |
| 26 | 2026-08-25 09:12 | 639232451282965990 |
|
232 ms | 182.171.84.46 |
| 25 | 2026-08-25 08:54 | 639232440814614938 |
|
238 ms | 182.171.84.46 |
| 24 | 2026-08-25 08:37 | 639232430410720425 |
|
449 ms | 182.171.84.46 |
| 23 | 2026-08-25 08:20 | 639232420003096185 |
|
231 ms | 182.171.84.46 |
| 22 | 2026-08-25 08:02 | 639232409467287444 |
|
463 ms | 182.171.84.46 |
| 21 | 2026-08-25 07:45 | 639232399077195997 |
|
446 ms | 182.171.84.46 |
| 20 | 2026-08-25 07:27 | 639232388731528337 |
|
227 ms | 182.171.84.46 |
| 19 | 2026-08-25 07:10 | 639232378288598612 |
|
502 ms | 182.171.84.46 |
| 18 | 2026-08-25 06:16 | 639232346196373643 |
|
3 ms | 182.171.84.46 |
| 17 | 2026-08-25 06:00 | 639232336112370741 |
|
445 ms | 182.171.84.46 |
| 16 | 2026-08-25 05:43 | 639232326146508970 |
|
455 ms | 182.171.84.46 |
| 15 | 2026-08-25 05:26 | 639232316189381720 |
|
471 ms | 182.171.84.46 |
| 14 | 2026-08-25 05:10 | 639232306217998913 |
|
465 ms | 182.171.84.46 |
| 13 | 2026-08-25 04:53 | 639232296255744174 |
|
234 ms | 182.171.84.46 |
| 12 | 2026-08-25 04:36 | 639232286095760789 |
|
4 ms | 182.171.84.46 |
| 11 | 2026-08-25 04:19 | 639232276086186273 |
|
234 ms | 182.171.84.46 |
| 10 | 2026-08-25 04:03 | 639232265900986425 |
|
223 ms | 182.171.84.46 |
| 9 | 2026-08-25 03:46 | 639232255723518075 |
|
445 ms | 182.171.84.46 |
| 8 | 2026-08-25 03:29 | 639232245484452890 |
|
442 ms | 182.171.84.46 |
| 7 | 2026-08-25 03:12 | 639232235157175331 |
|
237 ms | 182.171.84.46 |
| 6 | 2026-08-25 02:18 | 639232203197189095 |
|
459 ms | 182.171.84.46 |
| 5 | 2026-08-25 02:01 | 639232192844564298 |
|
450 ms | 182.171.84.46 |
| 4 | 2026-08-25 01:44 | 639232182496008942 |
|
454 ms | 182.171.84.46 |
| 3 | 2026-08-25 01:26 | 639232172197053132 |
|
3 ms | 182.171.84.46 |
| 2 | 2026-08-25 00:33 | 639232140250307418 |
|
226 ms | 182.171.84.46 |
| 1 | 2026-08-25 00:16 | 639232129927860324 |
|
224 ms | 182.171.84.46 |