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 2026-08-30. For this date, NameServerHistory found 63 DNS check records, 63 successful responses, 0 failed responses, and 398 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
63
Historical checks stored for this nameserver on selected date
Average Latency
398 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-30 20:43
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
63
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 2026-08-30 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 |
|---|---|---|---|---|---|
| 63 | 2026-08-30 20:43 | 639237186084150891 |
|
256 ms | 141.223.7.51 |
| 62 | 2026-08-30 20:26 | 639237175762412232 |
|
258 ms | 141.223.7.51 |
| 61 | 2026-08-30 20:09 | 639237165682654803 |
|
254 ms | 141.223.7.51 |
| 60 | 2026-08-30 19:52 | 639237155472501164 |
|
499 ms | 141.223.7.51 |
| 59 | 2026-08-30 19:35 | 639237145214619953 |
|
514 ms | 141.223.7.51 |
| 58 | 2026-08-30 19:18 | 639237134816906963 |
|
499 ms | 141.223.7.51 |
| 57 | 2026-08-30 19:01 | 639237124591343541 |
|
497 ms | 141.223.7.51 |
| 56 | 2026-08-30 18:44 | 639237114243099765 |
|
256 ms | 141.223.7.51 |
| 55 | 2026-08-30 18:26 | 639237103865174052 |
|
268 ms | 141.223.7.51 |
| 54 | 2026-08-30 17:33 | 639237072062599712 |
|
499 ms | 141.223.7.51 |
| 53 | 2026-08-30 17:16 | 639237062090595638 |
|
513 ms | 141.223.7.51 |
| 52 | 2026-08-30 17:00 | 639237052076426119 |
|
253 ms | 141.223.7.51 |
| 51 | 2026-08-30 16:43 | 639237042059539260 |
|
508 ms | 141.223.7.51 |
| 50 | 2026-08-30 16:26 | 639237031962634816 |
|
247 ms | 141.223.7.51 |
| 49 | 2026-08-30 16:09 | 639237021754634200 |
|
252 ms | 141.223.7.51 |
| 48 | 2026-08-30 15:52 | 639237011506593617 |
|
2010 ms | 141.223.7.51 |
| 47 | 2026-08-30 15:35 | 639237001261956475 |
|
251 ms | 141.223.7.51 |
| 46 | 2026-08-30 15:18 | 639236991144138400 |
|
257 ms | 141.223.7.51 |
| 45 | 2026-08-30 15:01 | 639236981087883451 |
|
834 ms | 141.223.7.51 |
| 44 | 2026-08-30 14:44 | 639236970808543176 |
|
9 ms | 141.223.7.51 |
| 43 | 2026-08-30 14:27 | 639236960498194193 |
|
834 ms | 141.223.7.51 |
| 42 | 2026-08-30 13:34 | 639236928433577921 |
|
257 ms | 141.223.7.51 |
| 41 | 2026-08-30 13:17 | 639236918429703736 |
|
254 ms | 141.223.7.51 |
| 40 | 2026-08-30 13:00 | 639236908230327486 |
|
251 ms | 141.223.7.51 |
| 39 | 2026-08-30 12:43 | 639236898168597833 |
|
501 ms | 141.223.7.51 |
| 38 | 2026-08-30 12:26 | 639236888142648178 |
|
3 ms | 141.223.7.51 |
| 37 | 2026-08-30 12:10 | 639236878057367680 |
|
2016 ms | 141.223.7.51 |
| 36 | 2026-08-30 11:53 | 639236867916029489 |
|
499 ms | 141.223.7.51 |
| 35 | 2026-08-30 11:36 | 639236858088772005 |
|
829 ms | 141.223.7.51 |
| 34 | 2026-08-30 11:20 | 639236848158742395 |
|
4 ms | 141.223.7.51 |
| 33 | 2026-08-30 11:03 | 639236838137395574 |
|
6 ms | 141.223.7.51 |
| 32 | 2026-08-30 10:46 | 639236827967386881 |
|
3 ms | 141.223.7.51 |
| 31 | 2026-08-30 10:29 | 639236817708615077 |
|
252 ms | 141.223.7.51 |
| 30 | 2026-08-30 09:36 | 639236785770651804 |
|
251 ms | 141.223.7.51 |
| 29 | 2026-08-30 09:19 | 639236775820686373 |
|
511 ms | 141.223.7.51 |
| 28 | 2026-08-30 09:02 | 639236765768339082 |
|
3 ms | 141.223.7.51 |
| 27 | 2026-08-30 08:46 | 639236755602384085 |
|
502 ms | 141.223.7.51 |
| 26 | 2026-08-30 08:29 | 639236745600094925 |
|
249 ms | 141.223.7.51 |
| 25 | 2026-08-30 08:12 | 639236735311262753 |
|
504 ms | 141.223.7.51 |
| 24 | 2026-08-30 07:55 | 639236724996745235 |
|
3 ms | 141.223.7.51 |
| 23 | 2026-08-30 07:38 | 639236714839899761 |
|
3 ms | 141.223.7.51 |
| 22 | 2026-08-30 07:21 | 639236704748431488 |
|
249 ms | 141.223.7.51 |
| 21 | 2026-08-30 07:04 | 639236694430128550 |
|
2 ms | 141.223.7.51 |
| 20 | 2026-08-30 06:47 | 639236684143292417 |
|
509 ms | 141.223.7.51 |
| 19 | 2026-08-30 06:30 | 639236673972499943 |
|
252 ms | 141.223.7.51 |
| 18 | 2026-08-30 05:36 | 639236642126522802 |
|
252 ms | 141.223.7.51 |
| 17 | 2026-08-30 05:20 | 639236632183518198 |
|
251 ms | 141.223.7.51 |
| 16 | 2026-08-30 05:03 | 639236622289312589 |
|
248 ms | 141.223.7.51 |
| 15 | 2026-08-30 04:47 | 639236612490676525 |
|
250 ms | 141.223.7.51 |
| 14 | 2026-08-30 04:30 | 639236602582494852 |
|
251 ms | 141.223.7.51 |
| 13 | 2026-08-30 04:14 | 639236592511706469 |
|
830 ms | 141.223.7.51 |
| 12 | 2026-08-30 03:57 | 639236582441006869 |
|
265 ms | 141.223.7.51 |
| 11 | 2026-08-30 03:40 | 639236572478785089 |
|
831 ms | 141.223.7.51 |
| 10 | 2026-08-30 03:24 | 639236562556749999 |
|
834 ms | 141.223.7.51 |
| 9 | 2026-08-30 03:07 | 639236552353482281 |
|
827 ms | 141.223.7.51 |
| 8 | 2026-08-30 02:50 | 639236542188881607 |
|
511 ms | 141.223.7.51 |
| 7 | 2026-08-30 02:33 | 639236531885440105 |
|
265 ms | 141.223.7.51 |
| 6 | 2026-08-30 01:39 | 639236499922985383 |
|
263 ms | 141.223.7.51 |
| 5 | 2026-08-30 01:23 | 639236489713594431 |
|
258 ms | 141.223.7.51 |
| 4 | 2026-08-30 01:06 | 639236479750443901 |
|
249 ms | 141.223.7.51 |
| 3 | 2026-08-30 00:49 | 639236469719936375 |
|
247 ms | 141.223.7.51 |
| 2 | 2026-08-30 00:32 | 639236459579244885 |
|
252 ms | 141.223.7.51 |
| 1 | 2026-08-30 00:16 | 639236449582837549 |
|
500 ms | 141.223.7.51 |