History for ns2.postech.ac.kr
Domain: postech.ac.kr • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns2.postech.ac.kr
ns2.postech.ac.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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 422 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.postech.ac.kr.
Records on Selected Date
74
Historical checks stored for this nameserver on selected date
Average Latency
422 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-22 23:59
All timestamps shown in UTC
Latest Resolved IP on Selected Date
141.223.7.51
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.postech.ac.kr
Showing DNS history for 2026-08-22 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 | 2026-08-22 23:59 | 639230391807229016 |
|
830 ms | 141.223.7.51 |
| 73 | 2026-08-22 23:43 | 639230382051619327 |
|
276 ms | 141.223.7.51 |
| 72 | 2026-08-22 23:27 | 639230372323353529 |
|
2007 ms | 141.223.7.51 |
| 71 | 2026-08-22 23:10 | 639230362586451064 |
|
3 ms | 141.223.7.51 |
| 70 | 2026-08-22 22:54 | 639230352793666303 |
|
3 ms | 141.223.7.51 |
| 69 | 2026-08-22 22:38 | 639230342775737758 |
|
275 ms | 141.223.7.51 |
| 68 | 2026-08-22 22:21 | 639230332639939561 |
|
249 ms | 141.223.7.51 |
| 67 | 2026-08-22 21:28 | 639230301014190104 |
|
254 ms | 141.223.7.51 |
| 66 | 2026-08-22 21:11 | 639230291048161498 |
|
251 ms | 141.223.7.51 |
| 65 | 2026-08-22 20:55 | 639230280894353664 |
|
4 ms | 141.223.7.51 |
| 64 | 2026-08-22 20:38 | 639230270699419073 |
|
254 ms | 141.223.7.51 |
| 63 | 2026-08-22 20:21 | 639230260248163050 |
|
249 ms | 141.223.7.51 |
| 62 | 2026-08-22 20:03 | 639230250122494282 |
|
249 ms | 141.223.7.51 |
| 61 | 2026-08-22 19:46 | 639230239972935046 |
|
9 ms | 141.223.7.51 |
| 60 | 2026-08-22 19:29 | 639230229963262464 |
|
255 ms | 141.223.7.51 |
| 59 | 2026-08-22 19:13 | 639230220033804658 |
|
511 ms | 141.223.7.51 |
| 58 | 2026-08-22 18:56 | 639230209891107289 |
|
7 ms | 141.223.7.51 |
| 57 | 2026-08-22 18:39 | 639230199630298717 |
|
249 ms | 141.223.7.51 |
| 56 | 2026-08-22 18:22 | 639230189301984150 |
|
836 ms | 141.223.7.51 |
| 55 | 2026-08-22 17:28 | 639230157138468804 |
|
2481 ms | 141.223.7.51 |
| 54 | 2026-08-22 17:11 | 639230146987869495 |
|
499 ms | 141.223.7.51 |
| 53 | 2026-08-22 16:55 | 639230136768638516 |
|
844 ms | 141.223.7.51 |
| 52 | 2026-08-22 16:37 | 639230126735907877 |
|
31 ms | 141.223.7.51 |
| 51 | 2026-08-22 16:21 | 639230116551187768 |
|
249 ms | 141.223.7.51 |
| 50 | 2026-08-22 16:04 | 639230106335615913 |
|
844 ms | 141.223.7.51 |
| 49 | 2026-08-22 15:46 | 639230096177758176 |
|
10 ms | 141.223.7.51 |
| 48 | 2026-08-22 15:30 | 639230086185999993 |
|
256 ms | 141.223.7.51 |
| 47 | 2026-08-22 15:13 | 639230076247854903 |
|
502 ms | 141.223.7.51 |
| 46 | 2026-08-22 14:56 | 639230066076077530 |
|
246 ms | 141.223.7.51 |
| 45 | 2026-08-22 14:39 | 639230055738197328 |
|
280 ms | 141.223.7.51 |
| 44 | 2026-08-22 14:22 | 639230045411225521 |
|
245 ms | 141.223.7.51 |
| 43 | 2026-08-22 13:28 | 639230013046000470 |
|
837 ms | 141.223.7.51 |
| 42 | 2026-08-22 13:11 | 639230003090037878 |
|
258 ms | 141.223.7.51 |
| 41 | 2026-08-22 12:55 | 639229993008259475 |
|
261 ms | 141.223.7.51 |
| 40 | 2026-08-22 12:38 | 639229982909449470 |
|
502 ms | 141.223.7.51 |
| 39 | 2026-08-22 12:21 | 639229973035502212 |
|
255 ms | 141.223.7.51 |
| 38 | 2026-08-22 12:05 | 639229963064296145 |
|
254 ms | 141.223.7.51 |
| 37 | 2026-08-22 11:48 | 639229952996162143 |
|
835 ms | 141.223.7.51 |
| 36 | 2026-08-22 11:31 | 639229943051949195 |
|
500 ms | 141.223.7.51 |
| 35 | 2026-08-22 11:15 | 639229932919214934 |
|
831 ms | 141.223.7.51 |
| 34 | 2026-08-22 10:58 | 639229922745889838 |
|
843 ms | 141.223.7.51 |
| 33 | 2026-08-22 10:41 | 639229912587214796 |
|
249 ms | 141.223.7.51 |
| 32 | 2026-08-22 10:24 | 639229902240004454 |
|
4 ms | 141.223.7.51 |
| 31 | 2026-08-22 09:31 | 639229870800501662 |
|
831 ms | 141.223.7.51 |
| 30 | 2026-08-22 09:14 | 639229861058384956 |
|
13 ms | 141.223.7.51 |
| 29 | 2026-08-22 08:58 | 639229851158592604 |
|
165 ms | 141.223.7.51 |
| 28 | 2026-08-22 08:42 | 639229841475569629 |
|
245 ms | 141.223.7.51 |
| 27 | 2026-08-22 08:26 | 639229831887658471 |
|
248 ms | 141.223.7.51 |
| 26 | 2026-08-22 08:10 | 639229822043670346 |
|
248 ms | 141.223.7.51 |
| 25 | 2026-08-22 07:53 | 639229812327913936 |
|
498 ms | 141.223.7.51 |
| 24 | 2026-08-22 07:37 | 639229802629488686 |
|
1792 ms | 141.223.7.51 |
| 23 | 2026-08-22 07:21 | 639229793051447309 |
|
2 ms | 141.223.7.51 |
| 22 | 2026-08-22 07:05 | 639229783303531961 |
|
246 ms | 141.223.7.51 |
| 21 | 2026-08-22 06:48 | 639229773458051942 |
|
3 ms | 141.223.7.51 |
| 20 | 2026-08-22 06:32 | 639229763373848056 |
|
259 ms | 141.223.7.51 |
| 19 | 2026-08-22 05:39 | 639229732140622809 |
|
509 ms | 141.223.7.51 |
| 18 | 2026-08-22 05:24 | 639229722699695967 |
|
246 ms | 141.223.7.51 |
| 17 | 2026-08-22 05:08 | 639229713097498075 |
|
260 ms | 141.223.7.51 |
| 16 | 2026-08-22 04:52 | 639229703543969637 |
|
837 ms | 141.223.7.51 |
| 15 | 2026-08-22 04:36 | 639229693970392873 |
|
249 ms | 141.223.7.51 |
| 14 | 2026-08-22 04:20 | 639229684277329469 |
|
291 ms | 141.223.7.51 |
| 13 | 2026-08-22 04:04 | 639229674501596661 |
|
4 ms | 141.223.7.51 |
| 12 | 2026-08-22 03:47 | 639229665064441147 |
|
2585 ms | 141.223.7.51 |
| 11 | 2026-08-22 03:32 | 639229655507536872 |
|
9 ms | 141.223.7.51 |
| 10 | 2026-08-22 03:16 | 639229645849603111 |
|
243 ms | 141.223.7.51 |
| 9 | 2026-08-22 02:59 | 639229636090497453 |
|
3 ms | 141.223.7.51 |
| 8 | 2026-08-22 02:43 | 639229625978544281 |
|
36 ms | 141.223.7.51 |
| 7 | 2026-08-22 01:50 | 639229594644662176 |
|
3 ms | 141.223.7.51 |
| 6 | 2026-08-22 01:34 | 639229585214633065 |
|
6 ms | 141.223.7.51 |
| 5 | 2026-08-22 01:19 | 639229575581042175 |
|
250 ms | 141.223.7.51 |
| 4 | 2026-08-22 01:03 | 639229565912268962 |
|
9 ms | 141.223.7.51 |
| 3 | 2026-08-22 00:46 | 639229556237813203 |
|
1981 ms | 141.223.7.51 |
| 2 | 2026-08-22 00:30 | 639229546625802518 |
|
251 ms | 141.223.7.51 |
| 1 | 2026-08-22 00:14 | 639229537172016621 |
|
3 ms | 141.223.7.51 |