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 2026-08-16. For this date, NameServerHistory found 61 DNS check records, 61 successful responses, 0 failed responses, and 618 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
61
Historical checks stored for this nameserver on selected date
Average Latency
618 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-16 23:59
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
61
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 2026-08-16 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 |
|---|---|---|---|---|---|
| 61 | 2026-08-16 23:59 | 639225207490611656 |
|
744 ms | 61.62.21.71 |
| 60 | 2026-08-16 23:43 | 639225198045815385 |
|
616 ms | 61.62.21.71 |
| 59 | 2026-08-16 22:51 | 639225166825544741 |
|
696 ms | 61.62.21.71 |
| 58 | 2026-08-16 22:35 | 639225157549461269 |
|
601 ms | 61.62.21.71 |
| 57 | 2026-08-16 22:19 | 639225147914556308 |
|
618 ms | 61.62.21.71 |
| 56 | 2026-08-16 22:03 | 639225138472322960 |
|
708 ms | 61.62.21.71 |
| 55 | 2026-08-16 21:11 | 639225107211236826 |
|
592 ms | 61.62.21.71 |
| 54 | 2026-08-16 20:55 | 639225097684457510 |
|
593 ms | 61.62.21.71 |
| 53 | 2026-08-16 20:39 | 639225087942913396 |
|
574 ms | 61.62.21.71 |
| 52 | 2026-08-16 20:23 | 639225078238684183 |
|
593 ms | 61.62.21.71 |
| 51 | 2026-08-16 19:31 | 639225046944151094 |
|
610 ms | 61.62.21.71 |
| 50 | 2026-08-16 19:15 | 639225037234857231 |
|
684 ms | 61.62.21.71 |
| 49 | 2026-08-16 18:59 | 639225027423459920 |
|
579 ms | 61.62.21.71 |
| 48 | 2026-08-16 18:42 | 639225017891613027 |
|
560 ms | 61.62.21.71 |
| 47 | 2026-08-16 17:50 | 639224986298183527 |
|
610 ms | 61.62.21.71 |
| 46 | 2026-08-16 17:34 | 639224976567107023 |
|
578 ms | 61.62.21.71 |
| 45 | 2026-08-16 17:18 | 639224966709723386 |
|
600 ms | 61.62.21.71 |
| 44 | 2026-08-16 17:01 | 639224957175756942 |
|
702 ms | 61.62.21.71 |
| 43 | 2026-08-16 16:09 | 639224925782379869 |
|
573 ms | 61.62.21.71 |
| 42 | 2026-08-16 15:53 | 639224916429532459 |
|
715 ms | 61.62.21.71 |
| 41 | 2026-08-16 15:37 | 639224906878325623 |
|
577 ms | 61.62.21.71 |
| 40 | 2026-08-16 15:21 | 639224897258974385 |
|
617 ms | 61.62.21.71 |
| 39 | 2026-08-16 14:30 | 639224866169532828 |
|
571 ms | 61.62.21.71 |
| 38 | 2026-08-16 14:14 | 639224856561831915 |
|
580 ms | 61.62.21.71 |
| 37 | 2026-08-16 13:57 | 639224846830897794 |
|
586 ms | 61.62.21.71 |
| 36 | 2026-08-16 13:41 | 639224836975863283 |
|
593 ms | 61.62.21.71 |
| 35 | 2026-08-16 12:48 | 639224804985340946 |
|
4 ms | 61.62.21.71 |
| 34 | 2026-08-16 12:32 | 639224795567782333 |
|
3 ms | 61.62.21.71 |
| 33 | 2026-08-16 12:16 | 639224785914225250 |
|
603 ms | 61.62.21.71 |
| 32 | 2026-08-16 12:00 | 639224776383854998 |
|
812 ms | 61.62.21.71 |
| 31 | 2026-08-16 11:07 | 639224744252113993 |
|
703 ms | 61.62.21.71 |
| 30 | 2026-08-16 10:51 | 639224734238905542 |
|
708 ms | 61.62.21.71 |
| 29 | 2026-08-16 10:34 | 639224724335031221 |
|
679 ms | 61.62.21.71 |
| 28 | 2026-08-16 10:17 | 639224714475244430 |
|
687 ms | 61.62.21.71 |
| 27 | 2026-08-16 09:22 | 639224681063874153 |
|
747 ms | 61.62.21.71 |
| 26 | 2026-08-16 09:05 | 639224671038956665 |
|
726 ms | 61.62.21.71 |
| 25 | 2026-08-16 08:48 | 639224661079806122 |
|
961 ms | 61.62.21.71 |
| 24 | 2026-08-16 08:32 | 639224651169993038 |
|
582 ms | 61.62.21.71 |
| 23 | 2026-08-16 07:37 | 639224618882283050 |
|
7 ms | 61.62.21.71 |
| 22 | 2026-08-16 07:22 | 639224609519965372 |
|
589 ms | 61.62.21.71 |
| 21 | 2026-08-16 07:06 | 639224599969658888 |
|
724 ms | 61.62.21.71 |
| 20 | 2026-08-16 06:50 | 639224590360343307 |
|
565 ms | 61.62.21.71 |
| 19 | 2026-08-16 05:57 | 639224558901831832 |
|
567 ms | 61.62.21.71 |
| 18 | 2026-08-16 05:42 | 639224549678210576 |
|
588 ms | 61.62.21.71 |
| 17 | 2026-08-16 05:26 | 639224540433420642 |
|
570 ms | 61.62.21.71 |
| 16 | 2026-08-16 05:11 | 639224531046032443 |
|
749 ms | 61.62.21.71 |
| 15 | 2026-08-16 04:18 | 639224499638024410 |
|
588 ms | 61.62.21.71 |
| 14 | 2026-08-16 04:03 | 639224490358783451 |
|
576 ms | 61.62.21.71 |
| 13 | 2026-08-16 03:48 | 639224481111410545 |
|
609 ms | 61.62.21.71 |
| 12 | 2026-08-16 03:32 | 639224471809153772 |
|
587 ms | 61.62.21.71 |
| 11 | 2026-08-16 02:39 | 639224440124457324 |
|
584 ms | 61.62.21.71 |
| 10 | 2026-08-16 02:24 | 639224430921105721 |
|
566 ms | 61.62.21.71 |
| 9 | 2026-08-16 02:09 | 639224421455433103 |
|
2466 ms | 61.62.21.71 |
| 8 | 2026-08-16 01:53 | 639224412089740331 |
|
592 ms | 61.62.21.71 |
| 7 | 2026-08-16 01:37 | 639224403168392868 |
|
3 ms | 61.62.21.71 |
| 6 | 2026-08-16 01:22 | 639224393856251387 |
|
604 ms | 61.62.21.71 |
| 5 | 2026-08-16 01:07 | 639224384677141438 |
|
570 ms | 61.62.21.71 |
| 4 | 2026-08-16 00:51 | 639224375597986398 |
|
596 ms | 61.62.21.71 |
| 3 | 2026-08-16 00:36 | 639224366430296466 |
|
572 ms | 61.62.21.71 |
| 2 | 2026-08-16 00:21 | 639224357218176789 |
|
572 ms | 61.62.21.71 |
| 1 | 2026-08-16 00:05 | 639224347685767174 |
|
580 ms | 61.62.21.71 |