History for dns21.usig.com.tw
Domain: usig.com.tw • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns21.usig.com.tw
dns21.usig.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 2026-08-26. For this date, NameServerHistory found 31 DNS check records, 31 successful responses, 0 failed responses, and 509 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 dns21.usig.com.tw.
Records on Selected Date
31
Historical checks stored for this nameserver on selected date
Average Latency
509 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 09:53
All timestamps shown in UTC
Latest Resolved IP on Selected Date
202.3.174.149
Most recently resolved hosting IP on selected date
Successful Responses
31
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 dns21.usig.com.tw
Showing DNS history for 2026-08-26 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 |
|---|---|---|---|---|---|
| 31 | 2026-08-26 09:53 | 639233339545274518 |
|
708 ms | 202.3.174.149 |
| 30 | 2026-08-26 09:35 | 639233329214918079 |
|
490 ms | 202.3.174.149 |
| 29 | 2026-08-26 09:18 | 639233318749762337 |
|
471 ms | 202.3.174.149 |
| 28 | 2026-08-26 09:00 | 639233308387917838 |
|
707 ms | 202.3.174.149 |
| 27 | 2026-08-26 08:43 | 639233297961740122 |
|
648 ms | 202.3.174.149 |
| 26 | 2026-08-26 08:26 | 639233287487159094 |
|
500 ms | 202.3.174.149 |
| 25 | 2026-08-26 08:08 | 639233276995531707 |
|
496 ms | 202.3.174.149 |
| 24 | 2026-08-26 07:51 | 639233266521568229 |
|
518 ms | 202.3.174.149 |
| 23 | 2026-08-26 07:33 | 639233256081047431 |
|
491 ms | 202.3.174.149 |
| 22 | 2026-08-26 06:39 | 639233223620132921 |
|
504 ms | 202.3.174.149 |
| 21 | 2026-08-26 06:22 | 639233213287814244 |
|
519 ms | 202.3.174.149 |
| 20 | 2026-08-26 06:05 | 639233202925983161 |
|
498 ms | 202.3.174.149 |
| 19 | 2026-08-26 05:47 | 639233192644780696 |
|
502 ms | 202.3.174.149 |
| 18 | 2026-08-26 05:30 | 639233182401183833 |
|
488 ms | 202.3.174.149 |
| 17 | 2026-08-26 05:13 | 639233172074181051 |
|
471 ms | 202.3.174.149 |
| 16 | 2026-08-26 04:56 | 639233161808421455 |
|
285 ms | 202.3.174.149 |
| 15 | 2026-08-26 04:39 | 639233151357344052 |
|
507 ms | 202.3.174.149 |
| 14 | 2026-08-26 04:21 | 639233141034116946 |
|
470 ms | 202.3.174.149 |
| 13 | 2026-08-26 04:04 | 639233130828334142 |
|
659 ms | 202.3.174.149 |
| 12 | 2026-08-26 03:47 | 639233120373450007 |
|
460 ms | 202.3.174.149 |
| 11 | 2026-08-26 03:30 | 639233110066216193 |
|
617 ms | 202.3.174.149 |
| 10 | 2026-08-26 02:37 | 639233078065410564 |
|
605 ms | 202.3.174.149 |
| 9 | 2026-08-26 02:19 | 639233067787457832 |
|
436 ms | 202.3.174.149 |
| 8 | 2026-08-26 02:02 | 639233057501801162 |
|
493 ms | 202.3.174.149 |
| 7 | 2026-08-26 01:45 | 639233047089431703 |
|
511 ms | 202.3.174.149 |
| 6 | 2026-08-26 01:28 | 639233036754790688 |
|
294 ms | 202.3.174.149 |
| 5 | 2026-08-26 01:11 | 639233026412602472 |
|
487 ms | 202.3.174.149 |
| 4 | 2026-08-26 00:53 | 639233016064066127 |
|
497 ms | 202.3.174.149 |
| 3 | 2026-08-26 00:36 | 639233005922655772 |
|
500 ms | 202.3.174.149 |
| 2 | 2026-08-26 00:19 | 639232995672256907 |
|
458 ms | 202.3.174.149 |
| 1 | 2026-08-26 00:02 | 639232985300872416 |
|
482 ms | 202.3.174.149 |