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 2026-08-23. For this date, NameServerHistory found 76 DNS check records, 75 successful responses, 1 failed responses, and 340 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
76
Historical checks stored for this nameserver on selected date
Average Latency
340 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-23 23:59
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
75
Checks that returned a measurable response
Failed Responses
1
Checks with no response or no returned latency
Failure Rate
1%
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 2026-08-23 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 |
|---|---|---|---|---|---|
| 76 | 2026-08-23 23:59 | 639231254406598736 |
|
2 ms | 141.223.1.2 |
| 75 | 2026-08-23 23:42 | 639231244697865594 |
|
301 ms | 141.223.1.2 |
| 74 | 2026-08-23 23:26 | 639231234893504693 |
|
2033 ms | 141.223.1.2 |
| 73 | 2026-08-23 23:10 | 639231225024549139 |
|
4 ms | 141.223.1.2 |
| 72 | 2026-08-23 22:53 | 639231214931957622 |
|
4 ms | 141.223.1.2 |
| 71 | 2026-08-23 22:36 | 639231204962010549 |
|
3 ms | 141.223.1.2 |
| 70 | 2026-08-23 22:20 | 639231195170138463 |
|
4 ms | 141.223.1.2 |
| 69 | 2026-08-23 22:04 | 639231185235020577 |
|
1501 ms | 141.223.1.2 |
| 68 | 2026-08-23 21:47 | 639231175558690075 |
|
276 ms | 141.223.1.2 |
| 67 | 2026-08-23 21:31 | 639231165610444012 |
|
251 ms | 141.223.1.2 |
| 66 | 2026-08-23 20:38 | 639231133806425363 |
|
3 ms | 141.223.1.2 |
| 65 | 2026-08-23 20:22 | 639231124203758023 |
|
252 ms | 141.223.1.2 |
| 64 | 2026-08-23 20:05 | 639231114428262706 |
|
653 ms | 141.223.1.2 |
| 63 | 2026-08-23 19:49 | 639231104662480065 |
|
3 ms | 141.223.1.2 |
| 62 | 2026-08-23 19:33 | 639231094840372018 |
|
3 ms | 141.223.1.2 |
| 61 | 2026-08-23 19:16 | 639231085024583224 |
|
3 ms | 141.223.1.2 |
| 60 | 2026-08-23 19:00 | 639231075257417427 |
|
4 ms | 141.223.1.2 |
| 59 | 2026-08-23 18:44 | 639231065516009503 |
|
4 ms | 141.223.1.2 |
| 58 | 2026-08-23 18:28 | 639231055805348837 |
|
16 ms | 141.223.1.2 |
| 57 | 2026-08-23 18:11 | 639231045980373765 |
|
4 ms | 141.223.1.2 |
| 56 | 2026-08-23 17:55 | 639231035984577527 |
|
249 ms | 141.223.1.2 |
| 55 | 2026-08-23 17:38 | 639231025928115303 |
|
652 ms | 141.223.1.2 |
| 54 | 2026-08-23 16:45 | 639230994250157583 |
|
4 ms | 141.223.1.2 |
| 53 | 2026-08-23 16:29 | 639230984476411369 |
|
251 ms | 141.223.1.2 |
| 52 | 2026-08-23 16:13 | 639230974838373450 |
|
267 ms | 141.223.1.2 |
| 51 | 2026-08-23 15:57 | 639230965244277645 |
|
800 ms | 141.223.1.2 |
| 50 | 2026-08-23 15:40 | 639230955522101820 |
|
9 ms | 141.223.1.2 |
| 49 | 2026-08-23 15:24 | 639230945754521603 |
|
2 ms | 141.223.1.2 |
| 48 | 2026-08-23 15:08 | 639230935852040504 |
|
4006 ms | 141.223.1.2 |
| 47 | 2026-08-23 14:52 | 639230926222061048 |
|
654 ms | 141.223.1.2 |
| 46 | 2026-08-23 14:35 | 639230916449726907 |
|
2 ms | 141.223.1.2 |
| 45 | 2026-08-23 14:19 | 639230906595053086 |
|
838 ms | 141.223.1.2 |
| 44 | 2026-08-23 14:03 | 639230896680429441 |
|
4 ms | 141.223.1.2 |
| 43 | 2026-08-23 13:46 | 639230886630210965 |
|
254 ms | 141.223.1.2 |
| 42 | 2026-08-23 12:54 | 639230855430405719 |
|
3 ms | 141.223.1.2 |
| 41 | 2026-08-23 12:38 | 639230845707499136 |
|
- | |
| 40 | 2026-08-23 12:21 | 639230836186805419 |
|
251 ms | 141.223.1.2 |
| 39 | 2026-08-23 12:05 | 639230826493828316 |
|
2 ms | 141.223.1.2 |
| 38 | 2026-08-23 11:49 | 639230816817882996 |
|
3 ms | 141.223.1.2 |
| 37 | 2026-08-23 11:33 | 639230806933854189 |
|
6 ms | 141.223.1.2 |
| 36 | 2026-08-23 11:17 | 639230797120243854 |
|
2 ms | 141.223.1.2 |
| 35 | 2026-08-23 11:00 | 639230787310272840 |
|
3 ms | 141.223.1.2 |
| 34 | 2026-08-23 10:44 | 639230777600173142 |
|
281 ms | 141.223.1.2 |
| 33 | 2026-08-23 10:28 | 639230767665024593 |
|
3 ms | 141.223.1.2 |
| 32 | 2026-08-23 10:11 | 639230757720962293 |
|
3 ms | 141.223.1.2 |
| 31 | 2026-08-23 09:55 | 639230747722189784 |
|
252 ms | 141.223.1.2 |
| 30 | 2026-08-23 09:02 | 639230716313923480 |
|
2 ms | 141.223.1.2 |
| 29 | 2026-08-23 08:46 | 639230706813835990 |
|
3 ms | 141.223.1.2 |
| 28 | 2026-08-23 08:30 | 639230696871062203 |
|
2236 ms | 141.223.1.2 |
| 27 | 2026-08-23 08:13 | 639230687142781616 |
|
4 ms | 141.223.1.2 |
| 26 | 2026-08-23 07:57 | 639230677432142227 |
|
3 ms | 141.223.1.2 |
| 25 | 2026-08-23 07:41 | 639230667686258061 |
|
3 ms | 141.223.1.2 |
| 24 | 2026-08-23 07:25 | 639230658039243685 |
|
2 ms | 141.223.1.2 |
| 23 | 2026-08-23 07:09 | 639230648468473803 |
|
651 ms | 141.223.1.2 |
| 22 | 2026-08-23 06:53 | 639230638829658294 |
|
3 ms | 141.223.1.2 |
| 21 | 2026-08-23 06:37 | 639230629247017617 |
|
3 ms | 141.223.1.2 |
| 20 | 2026-08-23 06:20 | 639230619625318239 |
|
1260 ms | 141.223.1.2 |
| 19 | 2026-08-23 06:04 | 639230609697630264 |
|
4 ms | 141.223.1.2 |
| 18 | 2026-08-23 05:12 | 639230578570131864 |
|
3 ms | 141.223.1.2 |
| 17 | 2026-08-23 04:56 | 639230568958963168 |
|
3 ms | 141.223.1.2 |
| 16 | 2026-08-23 04:40 | 639230559287611211 |
|
5 ms | 141.223.1.2 |
| 15 | 2026-08-23 04:24 | 639230549524312030 |
|
3 ms | 141.223.1.2 |
| 14 | 2026-08-23 04:08 | 639230539739801669 |
|
254 ms | 141.223.1.2 |
| 13 | 2026-08-23 03:51 | 639230530084069375 |
|
649 ms | 141.223.1.2 |
| 12 | 2026-08-23 03:35 | 639230520362691441 |
|
4 ms | 141.223.1.2 |
| 11 | 2026-08-23 03:19 | 639230510677194518 |
|
769 ms | 141.223.1.2 |
| 10 | 2026-08-23 03:03 | 639230501156002646 |
|
3 ms | 141.223.1.2 |
| 9 | 2026-08-23 02:47 | 639230491502198541 |
|
3 ms | 141.223.1.2 |
| 8 | 2026-08-23 02:31 | 639230481860318494 |
|
1447 ms | 141.223.1.2 |
| 7 | 2026-08-23 02:15 | 639230471893008575 |
|
2 ms | 141.223.1.2 |
| 6 | 2026-08-23 01:21 | 639230440030877421 |
|
1084 ms | 141.223.1.2 |
| 5 | 2026-08-23 01:05 | 639230430479725508 |
|
3 ms | 141.223.1.2 |
| 4 | 2026-08-23 00:49 | 639230420875160219 |
|
650 ms | 141.223.1.2 |
| 3 | 2026-08-23 00:33 | 639230411240692575 |
|
649 ms | 141.223.1.2 |
| 2 | 2026-08-23 00:17 | 639230401550806607 |
|
1436 ms | 141.223.1.2 |
| 1 | 2026-08-23 00:01 | 639230391807229016 |
|
257 ms | 141.223.1.2 |