History for ns1.nkok.co.kr
Domain: nkok.co.kr • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns1.nkok.co.kr
ns1.nkok.co.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 28 DNS check records, 28 successful responses, 0 failed responses, and 694 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 ns1.nkok.co.kr.
Records on Selected Date
28
Historical checks stored for this nameserver on selected date
Average Latency
694 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 09:01
All timestamps shown in UTC
Latest Resolved IP on Selected Date
221.139.49.17
Most recently resolved hosting IP on selected date
Successful Responses
28
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 ns1.nkok.co.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 |
|---|---|---|---|---|---|
| 28 | 2026-08-26 09:01 | 639233308387917838 |
|
602 ms | 221.139.49.17 |
| 27 | 2026-08-26 08:44 | 639233297961740122 |
|
845 ms | 221.139.49.17 |
| 26 | 2026-08-26 08:27 | 639233287487159094 |
|
742 ms | 221.139.49.17 |
| 25 | 2026-08-26 08:09 | 639233276995531707 |
|
579 ms | 221.139.49.17 |
| 24 | 2026-08-26 07:52 | 639233266521568229 |
|
611 ms | 221.139.49.17 |
| 23 | 2026-08-26 07:34 | 639233256081047431 |
|
612 ms | 221.139.49.17 |
| 22 | 2026-08-26 06:40 | 639233223620132921 |
|
602 ms | 221.139.49.17 |
| 21 | 2026-08-26 06:23 | 639233213287814244 |
|
583 ms | 221.139.49.17 |
| 20 | 2026-08-26 06:06 | 639233202925983161 |
|
606 ms | 221.139.49.17 |
| 19 | 2026-08-26 05:49 | 639233192644780696 |
|
2474 ms | 221.139.49.17 |
| 18 | 2026-08-26 05:31 | 639233182401183833 |
|
592 ms | 221.139.49.17 |
| 17 | 2026-08-26 05:14 | 639233172074181051 |
|
601 ms | 221.139.49.17 |
| 16 | 2026-08-26 04:57 | 639233161808421455 |
|
610 ms | 221.139.49.17 |
| 15 | 2026-08-26 04:40 | 639233151357344052 |
|
605 ms | 221.139.49.17 |
| 14 | 2026-08-26 04:23 | 639233141034116946 |
|
614 ms | 221.139.49.17 |
| 13 | 2026-08-26 04:05 | 639233130828334142 |
|
895 ms | 221.139.49.17 |
| 12 | 2026-08-26 03:48 | 639233120373450007 |
|
604 ms | 221.139.49.17 |
| 11 | 2026-08-26 03:31 | 639233110066216193 |
|
633 ms | 221.139.49.17 |
| 10 | 2026-08-26 02:38 | 639233078065410564 |
|
616 ms | 221.139.49.17 |
| 9 | 2026-08-26 02:20 | 639233067787457832 |
|
582 ms | 221.139.49.17 |
| 8 | 2026-08-26 02:03 | 639233057501801162 |
|
592 ms | 221.139.49.17 |
| 7 | 2026-08-26 01:46 | 639233047089431703 |
|
590 ms | 221.139.49.17 |
| 6 | 2026-08-26 01:29 | 639233036754790688 |
|
599 ms | 221.139.49.17 |
| 5 | 2026-08-26 01:12 | 639233026412602472 |
|
599 ms | 221.139.49.17 |
| 4 | 2026-08-26 00:54 | 639233016064066127 |
|
634 ms | 221.139.49.17 |
| 3 | 2026-08-26 00:37 | 639233005922655772 |
|
603 ms | 221.139.49.17 |
| 2 | 2026-08-26 00:20 | 639232995672256907 |
|
606 ms | 221.139.49.17 |
| 1 | 2026-08-26 00:03 | 639232985300872416 |
|
596 ms | 221.139.49.17 |