History for ns.sys21.kr
Domain: sys21.kr • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns.sys21.kr
ns.sys21.kr 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 62 DNS check records, 62 successful responses, 0 failed responses, and 799 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 ns.sys21.kr.
Records on Selected Date
62
Historical checks stored for this nameserver on selected date
Average Latency
799 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 20:47
All timestamps shown in UTC
Latest Resolved IP on Selected Date
112.216.19.69
Most recently resolved hosting IP on selected date
Successful Responses
62
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 ns.sys21.kr
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 |
|---|---|---|---|---|---|
| 62 | 2026-08-26 20:47 | 639233731712555311 |
|
1779 ms | 112.216.19.69 |
| 61 | 2026-08-26 20:30 | 639233721164051126 |
|
606 ms | 112.216.19.69 |
| 60 | 2026-08-26 20:12 | 639233710560486320 |
|
1769 ms | 112.216.19.69 |
| 59 | 2026-08-26 19:54 | 639233699834667450 |
|
621 ms | 112.216.19.69 |
| 58 | 2026-08-26 19:00 | 639233667209186136 |
|
8 ms | 112.216.19.69 |
| 57 | 2026-08-26 18:42 | 639233656814316266 |
|
1760 ms | 112.216.19.69 |
| 56 | 2026-08-26 18:25 | 639233646245051806 |
|
1206 ms | 112.216.19.69 |
| 55 | 2026-08-26 18:07 | 639233635663779051 |
|
1760 ms | 112.216.19.69 |
| 54 | 2026-08-26 17:50 | 639233624977342122 |
|
1781 ms | 112.216.19.69 |
| 53 | 2026-08-26 17:32 | 639233614446136153 |
|
587 ms | 112.216.19.69 |
| 52 | 2026-08-26 17:14 | 639233603737877581 |
|
609 ms | 112.216.19.69 |
| 51 | 2026-08-26 16:56 | 639233593269224651 |
|
610 ms | 112.216.19.69 |
| 50 | 2026-08-26 16:39 | 639233582635086903 |
|
604 ms | 112.216.19.69 |
| 49 | 2026-08-26 16:21 | 639233572000374575 |
|
1436 ms | 112.216.19.69 |
| 48 | 2026-08-26 16:03 | 639233561188633861 |
|
1180 ms | 112.216.19.69 |
| 47 | 2026-08-26 15:45 | 639233550544357027 |
|
1482 ms | 112.216.19.69 |
| 46 | 2026-08-26 14:51 | 639233517966053117 |
|
614 ms | 112.216.19.69 |
| 45 | 2026-08-26 14:34 | 639233507603253585 |
|
602 ms | 112.216.19.69 |
| 44 | 2026-08-26 14:16 | 639233497229039167 |
|
619 ms | 112.216.19.69 |
| 43 | 2026-08-26 13:59 | 639233486864546406 |
|
606 ms | 112.216.19.69 |
| 42 | 2026-08-26 13:42 | 639233476455174682 |
|
309 ms | 112.216.19.69 |
| 41 | 2026-08-26 13:24 | 639233466171592605 |
|
1603 ms | 112.216.19.69 |
| 40 | 2026-08-26 13:07 | 639233455747096265 |
|
597 ms | 112.216.19.69 |
| 39 | 2026-08-26 12:50 | 639233445367152284 |
|
2324 ms | 112.216.19.69 |
| 38 | 2026-08-26 12:33 | 639233434974187439 |
|
601 ms | 112.216.19.69 |
| 37 | 2026-08-26 12:15 | 639233424567558554 |
|
652 ms | 112.216.19.69 |
| 36 | 2026-08-26 11:58 | 639233414056832719 |
|
625 ms | 112.216.19.69 |
| 35 | 2026-08-26 11:40 | 639233403515141099 |
|
607 ms | 112.216.19.69 |
| 34 | 2026-08-26 10:45 | 639233370841350248 |
|
608 ms | 112.216.19.69 |
| 33 | 2026-08-26 10:28 | 639233360361507238 |
|
622 ms | 112.216.19.69 |
| 32 | 2026-08-26 10:11 | 639233350067824371 |
|
613 ms | 112.216.19.69 |
| 31 | 2026-08-26 09:54 | 639233339545274518 |
|
1518 ms | 112.216.19.69 |
| 30 | 2026-08-26 09:36 | 639233329214918079 |
|
608 ms | 112.216.19.69 |
| 29 | 2026-08-26 09:19 | 639233318749762337 |
|
616 ms | 112.216.19.69 |
| 28 | 2026-08-26 09:01 | 639233308387917838 |
|
888 ms | 112.216.19.69 |
| 27 | 2026-08-26 08:44 | 639233297961740122 |
|
626 ms | 112.216.19.69 |
| 26 | 2026-08-26 08:27 | 639233287487159094 |
|
1257 ms | 112.216.19.69 |
| 25 | 2026-08-26 08:09 | 639233276995531707 |
|
630 ms | 112.216.19.69 |
| 24 | 2026-08-26 07:52 | 639233266521568229 |
|
594 ms | 112.216.19.69 |
| 23 | 2026-08-26 07:34 | 639233256081047431 |
|
586 ms | 112.216.19.69 |
| 22 | 2026-08-26 06:40 | 639233223620132921 |
|
607 ms | 112.216.19.69 |
| 21 | 2026-08-26 06:23 | 639233213287814244 |
|
619 ms | 112.216.19.69 |
| 20 | 2026-08-26 06:06 | 639233202925983161 |
|
619 ms | 112.216.19.69 |
| 19 | 2026-08-26 05:48 | 639233192644780696 |
|
601 ms | 112.216.19.69 |
| 18 | 2026-08-26 05:31 | 639233182401183833 |
|
3 ms | 112.216.19.69 |
| 17 | 2026-08-26 05:14 | 639233172074181051 |
|
691 ms | 112.216.19.69 |
| 16 | 2026-08-26 04:57 | 639233161808421455 |
|
627 ms | 112.216.19.69 |
| 15 | 2026-08-26 04:40 | 639233151357344052 |
|
599 ms | 112.216.19.69 |
| 14 | 2026-08-26 04:22 | 639233141034116946 |
|
601 ms | 112.216.19.69 |
| 13 | 2026-08-26 04:05 | 639233130828334142 |
|
614 ms | 112.216.19.69 |
| 12 | 2026-08-26 03:48 | 639233120373450007 |
|
588 ms | 112.216.19.69 |
| 11 | 2026-08-26 03:31 | 639233110066216193 |
|
304 ms | 112.216.19.69 |
| 10 | 2026-08-26 02:38 | 639233078065410564 |
|
889 ms | 112.216.19.69 |
| 9 | 2026-08-26 02:20 | 639233067787457832 |
|
612 ms | 112.216.19.69 |
| 8 | 2026-08-26 02:03 | 639233057501801162 |
|
616 ms | 112.216.19.69 |
| 7 | 2026-08-26 01:46 | 639233047089431703 |
|
593 ms | 112.216.19.69 |
| 6 | 2026-08-26 01:29 | 639233036754790688 |
|
590 ms | 112.216.19.69 |
| 5 | 2026-08-26 01:12 | 639233026412602472 |
|
604 ms | 112.216.19.69 |
| 4 | 2026-08-26 00:54 | 639233016064066127 |
|
599 ms | 112.216.19.69 |
| 3 | 2026-08-26 00:37 | 639233005922655772 |
|
610 ms | 112.216.19.69 |
| 2 | 2026-08-26 00:20 | 639232995672256907 |
|
620 ms | 112.216.19.69 |
| 1 | 2026-08-26 00:03 | 639232985300872416 |
|
601 ms | 112.216.19.69 |