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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 573 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
74
Historical checks stored for this nameserver on selected date
Average Latency
573 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-19 23:53
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
74
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 2026-08-19 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 |
|---|---|---|---|---|---|
| 74 | 2026-08-19 23:53 | 639227795899225951 |
|
3 ms | 61.62.21.71 |
| 73 | 2026-08-19 23:37 | 639227786351762008 |
|
591 ms | 61.62.21.71 |
| 72 | 2026-08-19 23:21 | 639227776640591733 |
|
239 ms | 61.62.21.71 |
| 71 | 2026-08-19 23:05 | 639227767128841282 |
|
305 ms | 61.62.21.71 |
| 70 | 2026-08-19 22:49 | 639227757477304711 |
|
602 ms | 61.62.21.71 |
| 69 | 2026-08-19 22:33 | 639227747572098014 |
|
591 ms | 61.62.21.71 |
| 68 | 2026-08-19 22:16 | 639227737588613113 |
|
588 ms | 61.62.21.71 |
| 67 | 2026-08-19 21:23 | 639227706134603955 |
|
2 ms | 61.62.21.71 |
| 66 | 2026-08-19 21:08 | 639227696589027396 |
|
735 ms | 61.62.21.71 |
| 65 | 2026-08-19 20:52 | 639227687097707639 |
|
596 ms | 61.62.21.71 |
| 64 | 2026-08-19 20:36 | 639227677474464487 |
|
4 ms | 61.62.21.71 |
| 63 | 2026-08-19 20:20 | 639227667767441118 |
|
275 ms | 61.62.21.71 |
| 62 | 2026-08-19 20:03 | 639227657984833832 |
|
591 ms | 61.62.21.71 |
| 61 | 2026-08-19 19:47 | 639227648079992640 |
|
595 ms | 61.62.21.71 |
| 60 | 2026-08-19 19:31 | 639227638125048441 |
|
338 ms | 61.62.21.71 |
| 59 | 2026-08-19 19:14 | 639227628211392142 |
|
613 ms | 61.62.21.71 |
| 58 | 2026-08-19 18:57 | 639227618261696275 |
|
595 ms | 61.62.21.71 |
| 57 | 2026-08-19 18:41 | 639227608366233645 |
|
749 ms | 61.62.21.71 |
| 56 | 2026-08-19 18:24 | 639227598301787588 |
|
584 ms | 61.62.21.71 |
| 55 | 2026-08-19 17:31 | 639227566241010716 |
|
575 ms | 61.62.21.71 |
| 54 | 2026-08-19 17:14 | 639227556454538959 |
|
3 ms | 61.62.21.71 |
| 53 | 2026-08-19 16:58 | 639227546640305542 |
|
3 ms | 61.62.21.71 |
| 52 | 2026-08-19 16:41 | 639227536965466472 |
|
577 ms | 61.62.21.71 |
| 51 | 2026-08-19 16:25 | 639227527048658280 |
|
571 ms | 61.62.21.71 |
| 50 | 2026-08-19 16:09 | 639227517386634438 |
|
578 ms | 61.62.21.71 |
| 49 | 2026-08-19 15:53 | 639227507459551637 |
|
876 ms | 61.62.21.71 |
| 48 | 2026-08-19 15:36 | 639227497515595277 |
|
582 ms | 61.62.21.71 |
| 47 | 2026-08-19 15:19 | 639227487441798036 |
|
2306 ms | 61.62.21.71 |
| 46 | 2026-08-19 15:03 | 639227477445551863 |
|
330 ms | 61.62.21.71 |
| 45 | 2026-08-19 14:46 | 639227467297067891 |
|
593 ms | 61.62.21.71 |
| 44 | 2026-08-19 14:29 | 639227457057795635 |
|
746 ms | 61.62.21.71 |
| 43 | 2026-08-19 13:35 | 639227425244777397 |
|
742 ms | 61.62.21.71 |
| 42 | 2026-08-19 13:19 | 639227415422116485 |
|
993 ms | 61.62.21.71 |
| 41 | 2026-08-19 13:02 | 639227405307256053 |
|
2308 ms | 61.62.21.71 |
| 40 | 2026-08-19 12:46 | 639227395396602630 |
|
580 ms | 61.62.21.71 |
| 39 | 2026-08-19 12:29 | 639227385510363611 |
|
571 ms | 61.62.21.71 |
| 38 | 2026-08-19 12:13 | 639227375508324850 |
|
594 ms | 61.62.21.71 |
| 37 | 2026-08-19 11:56 | 639227365326611906 |
|
594 ms | 61.62.21.71 |
| 36 | 2026-08-19 11:39 | 639227355360014208 |
|
741 ms | 61.62.21.71 |
| 35 | 2026-08-19 11:22 | 639227345036782165 |
|
583 ms | 61.62.21.71 |
| 34 | 2026-08-19 11:05 | 639227334992964533 |
|
587 ms | 61.62.21.71 |
| 33 | 2026-08-19 10:48 | 639227324986605572 |
|
730 ms | 61.62.21.71 |
| 32 | 2026-08-19 10:32 | 639227314928414539 |
|
599 ms | 61.62.21.71 |
| 31 | 2026-08-19 09:38 | 639227283029182134 |
|
573 ms | 61.62.21.71 |
| 30 | 2026-08-19 09:22 | 639227273294779350 |
|
586 ms | 61.62.21.71 |
| 29 | 2026-08-19 09:06 | 639227263525231313 |
|
578 ms | 61.62.21.71 |
| 28 | 2026-08-19 08:49 | 639227253578313363 |
|
579 ms | 61.62.21.71 |
| 27 | 2026-08-19 08:33 | 639227243649973322 |
|
591 ms | 61.62.21.71 |
| 26 | 2026-08-19 08:16 | 639227233581059317 |
|
578 ms | 61.62.21.71 |
| 25 | 2026-08-19 07:59 | 639227223667352067 |
|
5 ms | 61.62.21.71 |
| 24 | 2026-08-19 07:43 | 639227213714837066 |
|
581 ms | 61.62.21.71 |
| 23 | 2026-08-19 07:26 | 639227203701208496 |
|
570 ms | 61.62.21.71 |
| 22 | 2026-08-19 07:10 | 639227193643202179 |
|
592 ms | 61.62.21.71 |
| 21 | 2026-08-19 06:53 | 639227183584431597 |
|
579 ms | 61.62.21.71 |
| 20 | 2026-08-19 06:36 | 639227173347403088 |
|
701 ms | 61.62.21.71 |
| 19 | 2026-08-19 05:42 | 639227141523007601 |
|
575 ms | 61.62.21.71 |
| 18 | 2026-08-19 05:26 | 639227131785931574 |
|
234 ms | 61.62.21.71 |
| 17 | 2026-08-19 05:10 | 639227122176475389 |
|
570 ms | 61.62.21.71 |
| 16 | 2026-08-19 04:54 | 639227112668934596 |
|
308 ms | 61.62.21.71 |
| 15 | 2026-08-19 04:38 | 639227102773292788 |
|
564 ms | 61.62.21.71 |
| 14 | 2026-08-19 04:22 | 639227093141136930 |
|
595 ms | 61.62.21.71 |
| 13 | 2026-08-19 04:06 | 639227083449420147 |
|
581 ms | 61.62.21.71 |
| 12 | 2026-08-19 03:49 | 639227073771748493 |
|
590 ms | 61.62.21.71 |
| 11 | 2026-08-19 03:33 | 639227063977347614 |
|
578 ms | 61.62.21.71 |
| 10 | 2026-08-19 03:17 | 639227054253519024 |
|
597 ms | 61.62.21.71 |
| 9 | 2026-08-19 03:01 | 639227044381963886 |
|
545 ms | 61.62.21.71 |
| 8 | 2026-08-19 02:44 | 639227034441085514 |
|
586 ms | 61.62.21.71 |
| 7 | 2026-08-19 01:52 | 639227003126489968 |
|
580 ms | 61.62.21.71 |
| 6 | 2026-08-19 01:36 | 639226993456311614 |
|
575 ms | 61.62.21.71 |
| 5 | 2026-08-19 01:19 | 639226983847312345 |
|
3 ms | 61.62.21.71 |
| 4 | 2026-08-19 01:04 | 639226974357874853 |
|
588 ms | 61.62.21.71 |
| 3 | 2026-08-19 00:48 | 639226964670484721 |
|
576 ms | 61.62.21.71 |
| 2 | 2026-08-19 00:32 | 639226954857899696 |
|
580 ms | 61.62.21.71 |
| 1 | 2026-08-19 00:15 | 639226945091603488 |
|
727 ms | 61.62.21.71 |