History for ns.postech.edu
Domain: postech.edu • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns.postech.edu
ns.postech.edu 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 2026-08-25. For this date, NameServerHistory found 39 DNS check records, 37 successful responses, 2 failed responses, and 671 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.postech.edu.
Records on Selected Date
39
Historical checks stored for this nameserver on selected date
Average Latency
671 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 13:18
All timestamps shown in UTC
Latest Resolved IP on Selected Date
141.223.1.2
Most recently resolved hosting IP on selected date
Successful Responses
37
Checks that returned a measurable response
Failed Responses
2
Checks with no response or no returned latency
Failure Rate
5%
Based on the selected date history
Selected Date Status
Responsive
At least one successful response exists on selected date
History for ns.postech.edu
Showing DNS history for 2026-08-25 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 |
|---|---|---|---|---|---|
| 39 | 2026-08-25 13:18 | 639232597643611557 |
|
250 ms | 141.223.1.2 |
| 38 | 2026-08-25 13:01 | 639232587225721862 |
|
895 ms | 141.223.1.2 |
| 37 | 2026-08-25 12:44 | 639232576780683689 |
|
253 ms | 141.223.1.2 |
| 36 | 2026-08-25 12:26 | 639232566381512620 |
|
655 ms | 141.223.1.2 |
| 35 | 2026-08-25 12:09 | 639232556111768563 |
|
658 ms | 141.223.1.2 |
| 34 | 2026-08-25 11:52 | 639232545839529039 |
|
- | |
| 33 | 2026-08-25 11:35 | 639232535349285207 |
|
651 ms | 141.223.1.2 |
| 32 | 2026-08-25 11:17 | 639232524938080723 |
|
654 ms | 141.223.1.2 |
| 31 | 2026-08-25 10:23 | 639232492740373468 |
|
652 ms | 141.223.1.2 |
| 30 | 2026-08-25 10:06 | 639232482235303141 |
|
254 ms | 141.223.1.2 |
| 29 | 2026-08-25 09:49 | 639232471861770303 |
|
4 ms | 141.223.1.2 |
| 28 | 2026-08-25 09:31 | 639232461630217327 |
|
657 ms | 141.223.1.2 |
| 27 | 2026-08-25 09:14 | 639232451282965990 |
|
259 ms | 141.223.1.2 |
| 26 | 2026-08-25 08:57 | 639232440814614938 |
|
4962 ms | 141.223.1.2 |
| 25 | 2026-08-25 08:40 | 639232430410720425 |
|
- | |
| 24 | 2026-08-25 08:22 | 639232420003096185 |
|
261 ms | 141.223.1.2 |
| 23 | 2026-08-25 08:05 | 639232409467287444 |
|
1779 ms | 141.223.1.2 |
| 22 | 2026-08-25 07:47 | 639232399077195997 |
|
3 ms | 141.223.1.2 |
| 21 | 2026-08-25 07:30 | 639232388731528337 |
|
12 ms | 141.223.1.2 |
| 20 | 2026-08-25 07:13 | 639232378288598612 |
|
4 ms | 141.223.1.2 |
| 19 | 2026-08-25 06:19 | 639232346196373643 |
|
9 ms | 141.223.1.2 |
| 18 | 2026-08-25 06:02 | 639232336112370741 |
|
1424 ms | 141.223.1.2 |
| 17 | 2026-08-25 05:45 | 639232326146508970 |
|
4 ms | 141.223.1.2 |
| 16 | 2026-08-25 05:29 | 639232316189381720 |
|
261 ms | 141.223.1.2 |
| 15 | 2026-08-25 05:12 | 639232306217998913 |
|
251 ms | 141.223.1.2 |
| 14 | 2026-08-25 04:55 | 639232296255744174 |
|
3365 ms | 141.223.1.2 |
| 13 | 2026-08-25 04:39 | 639232286095760789 |
|
251 ms | 141.223.1.2 |
| 12 | 2026-08-25 04:22 | 639232276086186273 |
|
654 ms | 141.223.1.2 |
| 11 | 2026-08-25 04:05 | 639232265900986425 |
|
650 ms | 141.223.1.2 |
| 10 | 2026-08-25 03:48 | 639232255723518075 |
|
1815 ms | 141.223.1.2 |
| 9 | 2026-08-25 03:31 | 639232245484452890 |
|
254 ms | 141.223.1.2 |
| 8 | 2026-08-25 03:14 | 639232235157175331 |
|
1089 ms | 141.223.1.2 |
| 7 | 2026-08-25 02:21 | 639232203197189095 |
|
3 ms | 141.223.1.2 |
| 6 | 2026-08-25 02:04 | 639232192844564298 |
|
3 ms | 141.223.1.2 |
| 5 | 2026-08-25 01:46 | 639232182496008942 |
|
254 ms | 141.223.1.2 |
| 4 | 2026-08-25 01:29 | 639232172197053132 |
|
2 ms | 141.223.1.2 |
| 3 | 2026-08-25 00:36 | 639232140250307418 |
|
252 ms | 141.223.1.2 |
| 2 | 2026-08-25 00:19 | 639232129927860324 |
|
251 ms | 141.223.1.2 |
| 1 | 2026-08-25 00:01 | 639232119551972438 |
|
1189 ms | 141.223.1.2 |