History for ns2.cotron.com.tw
Domain: cotron.com.tw • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns2.cotron.com.tw
ns2.cotron.com.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 2026-08-15. For this date, NameServerHistory found 76 DNS check records, 76 successful responses, 0 failed responses, and 495 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 ns2.cotron.com.tw.
Records on Selected Date
76
Historical checks stored for this nameserver on selected date
Average Latency
495 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-15 23:50
All timestamps shown in UTC
Latest Resolved IP on Selected Date
61.62.21.71
Most recently resolved hosting IP on selected date
Successful Responses
76
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 ns2.cotron.com.tw
Showing DNS history for 2026-08-15 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 |
|---|---|---|---|---|---|
| 76 | 2026-08-15 23:50 | 639224338276675277 |
|
747 ms | 61.62.21.71 |
| 75 | 2026-08-15 22:57 | 639224306594546649 |
|
575 ms | 61.62.21.71 |
| 74 | 2026-08-15 22:41 | 639224297145423303 |
|
3 ms | 61.62.21.71 |
| 73 | 2026-08-15 22:25 | 639224287678238833 |
|
824 ms | 61.62.21.71 |
| 72 | 2026-08-15 22:10 | 639224278490872828 |
|
3 ms | 61.62.21.71 |
| 71 | 2026-08-15 21:55 | 639224269149307826 |
|
591 ms | 61.62.21.71 |
| 70 | 2026-08-15 21:39 | 639224259868597616 |
|
314 ms | 61.62.21.71 |
| 69 | 2026-08-15 21:23 | 639224250518642175 |
|
584 ms | 61.62.21.71 |
| 68 | 2026-08-15 21:08 | 639224241064772383 |
|
3 ms | 61.62.21.71 |
| 67 | 2026-08-15 20:52 | 639224231691099605 |
|
800 ms | 61.62.21.71 |
| 66 | 2026-08-15 20:37 | 639224222468168159 |
|
575 ms | 61.62.21.71 |
| 65 | 2026-08-15 20:21 | 639224213173899635 |
|
617 ms | 61.62.21.71 |
| 64 | 2026-08-15 20:06 | 639224203914451783 |
|
4 ms | 61.62.21.71 |
| 63 | 2026-08-15 19:13 | 639224172202542163 |
|
590 ms | 61.62.21.71 |
| 62 | 2026-08-15 18:58 | 639224163338654093 |
|
4 ms | 61.62.21.71 |
| 61 | 2026-08-15 18:43 | 639224154287995374 |
|
572 ms | 61.62.21.71 |
| 60 | 2026-08-15 18:28 | 639224145118612503 |
|
4 ms | 61.62.21.71 |
| 59 | 2026-08-15 18:12 | 639224135995990731 |
|
608 ms | 61.62.21.71 |
| 58 | 2026-08-15 17:57 | 639224127185332624 |
|
594 ms | 61.62.21.71 |
| 57 | 2026-08-15 17:42 | 639224118229289175 |
|
579 ms | 61.62.21.71 |
| 56 | 2026-08-15 17:27 | 639224109273796359 |
|
7 ms | 61.62.21.71 |
| 55 | 2026-08-15 17:13 | 639224100490805608 |
|
734 ms | 61.62.21.71 |
| 54 | 2026-08-15 16:58 | 639224091353714490 |
|
12 ms | 61.62.21.71 |
| 53 | 2026-08-15 16:42 | 639224082033126828 |
|
313 ms | 61.62.21.71 |
| 52 | 2026-08-15 16:27 | 639224072736962403 |
|
583 ms | 61.62.21.71 |
| 51 | 2026-08-15 15:35 | 639224041475563754 |
|
597 ms | 61.62.21.71 |
| 50 | 2026-08-15 15:19 | 639224032345604453 |
|
3 ms | 61.62.21.71 |
| 49 | 2026-08-15 15:04 | 639224023169497283 |
|
584 ms | 61.62.21.71 |
| 48 | 2026-08-15 14:49 | 639224013981146405 |
|
779 ms | 61.62.21.71 |
| 47 | 2026-08-15 14:34 | 639224004883412586 |
|
609 ms | 61.62.21.71 |
| 46 | 2026-08-15 14:18 | 639223995612880615 |
|
604 ms | 61.62.21.71 |
| 45 | 2026-08-15 14:03 | 639223986271830789 |
|
569 ms | 61.62.21.71 |
| 44 | 2026-08-15 13:47 | 639223977005780949 |
|
4 ms | 61.62.21.71 |
| 43 | 2026-08-15 13:32 | 639223967653137793 |
|
702 ms | 61.62.21.71 |
| 42 | 2026-08-15 13:16 | 639223958286010799 |
|
582 ms | 61.62.21.71 |
| 41 | 2026-08-15 13:00 | 639223948936108345 |
|
316 ms | 61.62.21.71 |
| 40 | 2026-08-15 12:45 | 639223939673066880 |
|
303 ms | 61.62.21.71 |
| 39 | 2026-08-15 11:53 | 639223908317760530 |
|
598 ms | 61.62.21.71 |
| 38 | 2026-08-15 11:37 | 639223898992594258 |
|
582 ms | 61.62.21.71 |
| 37 | 2026-08-15 11:22 | 639223889761312823 |
|
830 ms | 61.62.21.71 |
| 36 | 2026-08-15 11:06 | 639223880359273507 |
|
312 ms | 61.62.21.71 |
| 35 | 2026-08-15 10:51 | 639223870920466808 |
|
584 ms | 61.62.21.71 |
| 34 | 2026-08-15 10:35 | 639223861579762179 |
|
592 ms | 61.62.21.71 |
| 33 | 2026-08-15 10:19 | 639223852238616009 |
|
586 ms | 61.62.21.71 |
| 32 | 2026-08-15 10:04 | 639223843019815620 |
|
608 ms | 61.62.21.71 |
| 31 | 2026-08-15 09:48 | 639223833669915012 |
|
323 ms | 61.62.21.71 |
| 30 | 2026-08-15 09:33 | 639223824494613222 |
|
329 ms | 61.62.21.71 |
| 29 | 2026-08-15 09:18 | 639223815116325293 |
|
581 ms | 61.62.21.71 |
| 28 | 2026-08-15 09:02 | 639223805493870221 |
|
318 ms | 61.62.21.71 |
| 27 | 2026-08-15 08:09 | 639223774218660438 |
|
1641 ms | 61.62.21.71 |
| 26 | 2026-08-15 07:54 | 639223764663090372 |
|
601 ms | 61.62.21.71 |
| 25 | 2026-08-15 07:38 | 639223755338811400 |
|
3 ms | 61.62.21.71 |
| 24 | 2026-08-15 07:22 | 639223746019193268 |
|
585 ms | 61.62.21.71 |
| 23 | 2026-08-15 07:07 | 639223736658778104 |
|
581 ms | 61.62.21.71 |
| 22 | 2026-08-15 06:51 | 639223727330194499 |
|
579 ms | 61.62.21.71 |
| 21 | 2026-08-15 06:36 | 639223717848514742 |
|
568 ms | 61.62.21.71 |
| 20 | 2026-08-15 06:20 | 639223708284754056 |
|
3 ms | 61.62.21.71 |
| 19 | 2026-08-15 06:04 | 639223699061259933 |
|
2 ms | 61.62.21.71 |
| 18 | 2026-08-15 05:49 | 639223689592545140 |
|
579 ms | 61.62.21.71 |
| 17 | 2026-08-15 05:33 | 639223680143410810 |
|
593 ms | 61.62.21.71 |
| 16 | 2026-08-15 05:17 | 639223670514517104 |
|
589 ms | 61.62.21.71 |
| 15 | 2026-08-15 04:24 | 639223638855054294 |
|
595 ms | 61.62.21.71 |
| 14 | 2026-08-15 04:08 | 639223629623335972 |
|
301 ms | 61.62.21.71 |
| 13 | 2026-08-15 03:53 | 639223620390189495 |
|
593 ms | 61.62.21.71 |
| 12 | 2026-08-15 03:38 | 639223610916950440 |
|
592 ms | 61.62.21.71 |
| 11 | 2026-08-15 03:22 | 639223601597759168 |
|
312 ms | 61.62.21.71 |
| 10 | 2026-08-15 03:06 | 639223592342172093 |
|
576 ms | 61.62.21.71 |
| 9 | 2026-08-15 02:51 | 639223583324121497 |
|
317 ms | 61.62.21.71 |
| 8 | 2026-08-15 02:36 | 639223574086714218 |
|
317 ms | 61.62.21.71 |
| 7 | 2026-08-15 02:20 | 639223564698424889 |
|
318 ms | 61.62.21.71 |
| 6 | 2026-08-15 02:05 | 639223555408664206 |
|
599 ms | 61.62.21.71 |
| 5 | 2026-08-15 01:49 | 639223546000912416 |
|
751 ms | 61.62.21.71 |
| 4 | 2026-08-15 01:33 | 639223536550774847 |
|
316 ms | 61.62.21.71 |
| 3 | 2026-08-15 00:41 | 639223505017205611 |
|
676 ms | 61.62.21.71 |
| 2 | 2026-08-15 00:25 | 639223495784410207 |
|
584 ms | 61.62.21.71 |
| 1 | 2026-08-15 00:10 | 639223486524583054 |
|
2312 ms | 61.62.21.71 |