History for ns.sdc21.co.kr
Domain: sdc21.co.kr • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns.sdc21.co.kr
ns.sdc21.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 27 DNS check records, 27 successful responses, 0 failed responses, and 1079 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.sdc21.co.kr.
Records on Selected Date
27
Historical checks stored for this nameserver on selected date
Average Latency
1079 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 08:45
All timestamps shown in UTC
Latest Resolved IP on Selected Date
218.145.65.143
Most recently resolved hosting IP on selected date
Successful Responses
27
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.sdc21.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 |
|---|---|---|---|---|---|
| 27 | 2026-08-26 08:45 | 639233297961740122 |
|
901 ms | 218.145.65.143 |
| 26 | 2026-08-26 08:27 | 639233287487159094 |
|
1155 ms | 218.145.65.143 |
| 25 | 2026-08-26 08:10 | 639233276995531707 |
|
1151 ms | 218.145.65.143 |
| 24 | 2026-08-26 07:52 | 639233266521568229 |
|
584 ms | 218.145.65.143 |
| 23 | 2026-08-26 07:35 | 639233256081047431 |
|
1218 ms | 218.145.65.143 |
| 22 | 2026-08-26 06:41 | 639233223620132921 |
|
1137 ms | 218.145.65.143 |
| 21 | 2026-08-26 06:24 | 639233213287814244 |
|
1071 ms | 218.145.65.143 |
| 20 | 2026-08-26 06:06 | 639233202925983161 |
|
1253 ms | 218.145.65.143 |
| 19 | 2026-08-26 05:49 | 639233192644780696 |
|
1184 ms | 218.145.65.143 |
| 18 | 2026-08-26 05:32 | 639233182401183833 |
|
966 ms | 218.145.65.143 |
| 17 | 2026-08-26 05:15 | 639233172074181051 |
|
1205 ms | 218.145.65.143 |
| 16 | 2026-08-26 04:58 | 639233161808421455 |
|
1119 ms | 218.145.65.143 |
| 15 | 2026-08-26 04:40 | 639233151357344052 |
|
1127 ms | 218.145.65.143 |
| 14 | 2026-08-26 04:23 | 639233141034116946 |
|
1169 ms | 218.145.65.143 |
| 13 | 2026-08-26 04:06 | 639233130828334142 |
|
999 ms | 218.145.65.143 |
| 12 | 2026-08-26 03:49 | 639233120373450007 |
|
977 ms | 218.145.65.143 |
| 11 | 2026-08-26 03:31 | 639233110066216193 |
|
1254 ms | 218.145.65.143 |
| 10 | 2026-08-26 02:38 | 639233078065410564 |
|
1209 ms | 218.145.65.143 |
| 9 | 2026-08-26 02:21 | 639233067787457832 |
|
1130 ms | 218.145.65.143 |
| 8 | 2026-08-26 02:04 | 639233057501801162 |
|
987 ms | 218.145.65.143 |
| 7 | 2026-08-26 01:47 | 639233047089431703 |
|
1013 ms | 218.145.65.143 |
| 6 | 2026-08-26 01:29 | 639233036754790688 |
|
1137 ms | 218.145.65.143 |
| 5 | 2026-08-26 01:12 | 639233026412602472 |
|
723 ms | 218.145.65.143 |
| 4 | 2026-08-26 00:55 | 639233016064066127 |
|
1158 ms | 218.145.65.143 |
| 3 | 2026-08-26 00:38 | 639233005922655772 |
|
1117 ms | 218.145.65.143 |
| 2 | 2026-08-26 00:21 | 639232995672256907 |
|
1175 ms | 218.145.65.143 |
| 1 | 2026-08-26 00:04 | 639232985300872416 |
|
1005 ms | 218.145.65.143 |