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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 73 successful responses, 0 failed responses, and 376 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
73
Historical checks stored for this nameserver on selected date
Average Latency
376 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-21 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
73
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 2026-08-21 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 |
|---|---|---|---|---|---|
| 73 | 2026-08-21 23:59 | 639229527598660841 |
|
562 ms | 61.62.21.71 |
| 72 | 2026-08-21 23:43 | 639229517954323214 |
|
4 ms | 61.62.21.71 |
| 71 | 2026-08-21 23:27 | 639229508269999021 |
|
3 ms | 61.62.21.71 |
| 70 | 2026-08-21 23:11 | 639229498559060171 |
|
3 ms | 61.62.21.71 |
| 69 | 2026-08-21 22:54 | 639229488519347586 |
|
568 ms | 61.62.21.71 |
| 68 | 2026-08-21 22:01 | 639229456606578934 |
|
570 ms | 61.62.21.71 |
| 67 | 2026-08-21 21:45 | 639229446985772499 |
|
3 ms | 61.62.21.71 |
| 66 | 2026-08-21 21:29 | 639229437367313098 |
|
2 ms | 61.62.21.71 |
| 65 | 2026-08-21 21:13 | 639229427923950391 |
|
4 ms | 61.62.21.71 |
| 64 | 2026-08-21 20:57 | 639229418168588854 |
|
591 ms | 61.62.21.71 |
| 63 | 2026-08-21 20:41 | 639229408345678334 |
|
3 ms | 61.62.21.71 |
| 62 | 2026-08-21 20:24 | 639229398616354648 |
|
580 ms | 61.62.21.71 |
| 61 | 2026-08-21 20:08 | 639229388634592323 |
|
2277 ms | 61.62.21.71 |
| 60 | 2026-08-21 19:51 | 639229378792837692 |
|
2 ms | 61.62.21.71 |
| 59 | 2026-08-21 19:35 | 639229369154682311 |
|
340 ms | 61.62.21.71 |
| 58 | 2026-08-21 19:19 | 639229359248017926 |
|
4 ms | 61.62.21.71 |
| 57 | 2026-08-21 19:02 | 639229349124294642 |
|
576 ms | 61.62.21.71 |
| 56 | 2026-08-21 18:10 | 639229317791715692 |
|
3 ms | 61.62.21.71 |
| 55 | 2026-08-21 17:53 | 639229308115194575 |
|
611 ms | 61.62.21.71 |
| 54 | 2026-08-21 17:37 | 639229298320320558 |
|
589 ms | 61.62.21.71 |
| 53 | 2026-08-21 17:21 | 639229288674863221 |
|
2 ms | 61.62.21.71 |
| 52 | 2026-08-21 17:05 | 639229278983677079 |
|
3 ms | 61.62.21.71 |
| 51 | 2026-08-21 16:49 | 639229269405517175 |
|
751 ms | 61.62.21.71 |
| 50 | 2026-08-21 16:33 | 639229259594798244 |
|
617 ms | 61.62.21.71 |
| 49 | 2026-08-21 16:16 | 639229249736681188 |
|
4 ms | 61.62.21.71 |
| 48 | 2026-08-21 16:00 | 639229239699417787 |
|
5 ms | 61.62.21.71 |
| 47 | 2026-08-21 15:43 | 639229229621964033 |
|
606 ms | 61.62.21.71 |
| 46 | 2026-08-21 15:26 | 639229219567270965 |
|
764 ms | 61.62.21.71 |
| 45 | 2026-08-21 15:09 | 639229209406666856 |
|
3 ms | 61.62.21.71 |
| 44 | 2026-08-21 14:16 | 639229177815876178 |
|
585 ms | 61.62.21.71 |
| 43 | 2026-08-21 14:00 | 639229168243572685 |
|
745 ms | 61.62.21.71 |
| 42 | 2026-08-21 13:44 | 639229158599856475 |
|
588 ms | 61.62.21.71 |
| 41 | 2026-08-21 13:28 | 639229148998940902 |
|
2 ms | 61.62.21.71 |
| 40 | 2026-08-21 13:12 | 639229139276923594 |
|
3 ms | 61.62.21.71 |
| 39 | 2026-08-21 12:56 | 639229129709912394 |
|
737 ms | 61.62.21.71 |
| 38 | 2026-08-21 12:40 | 639229119801488500 |
|
570 ms | 61.62.21.71 |
| 37 | 2026-08-21 12:23 | 639229110135262458 |
|
4 ms | 61.62.21.71 |
| 36 | 2026-08-21 12:07 | 639229100336051392 |
|
3 ms | 61.62.21.71 |
| 35 | 2026-08-21 11:51 | 639229090641415626 |
|
593 ms | 61.62.21.71 |
| 34 | 2026-08-21 11:35 | 639229080702683947 |
|
585 ms | 61.62.21.71 |
| 33 | 2026-08-21 11:18 | 639229070601456699 |
|
577 ms | 61.62.21.71 |
| 32 | 2026-08-21 10:25 | 639229038947447232 |
|
3 ms | 61.62.21.71 |
| 31 | 2026-08-21 10:09 | 639229029268708773 |
|
2 ms | 61.62.21.71 |
| 30 | 2026-08-21 09:53 | 639229019647910603 |
|
580 ms | 61.62.21.71 |
| 29 | 2026-08-21 09:37 | 639229009983843738 |
|
599 ms | 61.62.21.71 |
| 28 | 2026-08-21 09:20 | 639229000203331882 |
|
5 ms | 61.62.21.71 |
| 27 | 2026-08-21 09:04 | 639228990302335999 |
|
5 ms | 61.62.21.71 |
| 26 | 2026-08-21 08:48 | 639228980567740722 |
|
41 ms | 61.62.21.71 |
| 25 | 2026-08-21 08:31 | 639228970762445174 |
|
587 ms | 61.62.21.71 |
| 24 | 2026-08-21 08:15 | 639228961065054445 |
|
579 ms | 61.62.21.71 |
| 23 | 2026-08-21 07:59 | 639228951224649885 |
|
591 ms | 61.62.21.71 |
| 22 | 2026-08-21 07:42 | 639228941303864592 |
|
6 ms | 61.62.21.71 |
| 21 | 2026-08-21 07:26 | 639228931191328583 |
|
582 ms | 61.62.21.71 |
| 20 | 2026-08-21 06:33 | 639228899518173317 |
|
575 ms | 61.62.21.71 |
| 19 | 2026-08-21 06:16 | 639228889785027669 |
|
865 ms | 61.62.21.71 |
| 18 | 2026-08-21 06:00 | 639228880106330161 |
|
589 ms | 61.62.21.71 |
| 17 | 2026-08-21 05:44 | 639228870316184091 |
|
233 ms | 61.62.21.71 |
| 16 | 2026-08-21 05:28 | 639228860695366512 |
|
3 ms | 61.62.21.71 |
| 15 | 2026-08-21 05:12 | 639228851027209500 |
|
4 ms | 61.62.21.71 |
| 14 | 2026-08-21 04:56 | 639228841479265462 |
|
605 ms | 61.62.21.71 |
| 13 | 2026-08-21 04:40 | 639228831752962260 |
|
583 ms | 61.62.21.71 |
| 12 | 2026-08-21 04:23 | 639228821953295483 |
|
706 ms | 61.62.21.71 |
| 11 | 2026-08-21 04:07 | 639228812227429953 |
|
3 ms | 61.62.21.71 |
| 10 | 2026-08-21 03:51 | 639228802476107538 |
|
593 ms | 61.62.21.71 |
| 9 | 2026-08-21 03:34 | 639228792525492032 |
|
901 ms | 61.62.21.71 |
| 8 | 2026-08-21 02:42 | 639228761131421385 |
|
611 ms | 61.62.21.71 |
| 7 | 2026-08-21 02:26 | 639228751571206692 |
|
3 ms | 61.62.21.71 |
| 6 | 2026-08-21 02:10 | 639228741705571019 |
|
2 ms | 61.62.21.71 |
| 5 | 2026-08-21 01:53 | 639228731642208228 |
|
760 ms | 61.62.21.71 |
| 4 | 2026-08-21 01:00 | 639228700387002072 |
|
3 ms | 61.62.21.71 |
| 3 | 2026-08-21 00:44 | 639228690742014433 |
|
577 ms | 61.62.21.71 |
| 2 | 2026-08-21 00:28 | 639228680877937122 |
|
599 ms | 61.62.21.71 |
| 1 | 2026-08-21 00:12 | 639228670775860800 |
|
603 ms | 61.62.21.71 |