History for ns2.pavietnam.vn.summerschool.edu.vn
Domain: summerschool.edu.vn • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns2.pavietnam.vn.summerschool.edu.vn
ns2.pavietnam.vn.summerschool.edu.vn 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 2026-09-01. For this date, NameServerHistory found 51 DNS check records, 51 successful responses, 0 failed responses, and 730 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.pavietnam.vn.summerschool.edu.vn.
Records on Selected Date
51
Historical checks stored for this nameserver on selected date
Average Latency
730 ms
Calculated from available response records
Latest Check on Selected Date
2026-09-01 17:29
All timestamps shown in UTC
Latest Resolved IP on Selected Date
103.221.223.21
Most recently resolved hosting IP on selected date
Successful Responses
51
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.pavietnam.vn.summerschool.edu.vn
Showing DNS history for 2026-09-01 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 |
|---|---|---|---|---|---|
| 51 | 2026-09-01 17:29 | 639238796825574164 |
|
209 ms | 103.221.223.21 |
| 50 | 2026-09-01 17:12 | 639238786534802963 |
|
663 ms | 103.221.223.21 |
| 49 | 2026-09-01 16:54 | 639238776025076085 |
|
863 ms | 103.221.223.21 |
| 48 | 2026-09-01 16:37 | 639238765754785418 |
|
402 ms | 103.221.223.21 |
| 47 | 2026-09-01 16:20 | 639238755323991033 |
|
600 ms | 103.221.223.21 |
| 46 | 2026-09-01 16:02 | 639238744754881753 |
|
208 ms | 103.221.223.21 |
| 45 | 2026-09-01 15:45 | 639238734176021898 |
|
616 ms | 103.221.223.21 |
| 44 | 2026-09-01 15:27 | 639238723349432115 |
|
848 ms | 103.221.223.21 |
| 43 | 2026-09-01 14:33 | 639238690993873259 |
|
587 ms | 103.221.223.21 |
| 42 | 2026-09-01 14:15 | 639238680658140472 |
|
214 ms | 103.221.223.21 |
| 41 | 2026-09-01 13:58 | 639238670295233158 |
|
612 ms | 103.221.223.21 |
| 40 | 2026-09-01 13:41 | 639238659704397018 |
|
415 ms | 103.221.223.21 |
| 39 | 2026-09-01 13:23 | 639238649308394463 |
|
4 ms | 103.221.223.21 |
| 38 | 2026-09-01 13:06 | 639238638904588883 |
|
6 ms | 103.221.223.21 |
| 37 | 2026-09-01 12:48 | 639238628486902752 |
|
4 ms | 103.221.223.21 |
| 36 | 2026-09-01 12:31 | 639238617906743100 |
|
604 ms | 103.221.223.21 |
| 35 | 2026-09-01 12:13 | 639238607506044626 |
|
408 ms | 103.221.223.21 |
| 34 | 2026-09-01 11:56 | 639238597040761406 |
|
587 ms | 103.221.223.21 |
| 33 | 2026-09-01 11:38 | 639238586261546969 |
|
606 ms | 103.221.223.21 |
| 32 | 2026-09-01 11:20 | 639238575587642333 |
|
606 ms | 103.221.223.21 |
| 31 | 2026-09-01 10:26 | 639238543127398267 |
|
1002 ms | 103.221.223.21 |
| 30 | 2026-09-01 10:09 | 639238532668234016 |
|
634 ms | 103.221.223.21 |
| 29 | 2026-09-01 09:51 | 639238522029321761 |
|
5 ms | 103.221.223.21 |
| 28 | 2026-09-01 09:33 | 639238511519050351 |
|
5 ms | 103.221.223.21 |
| 27 | 2026-09-01 09:16 | 639238500942239673 |
|
386 ms | 103.221.223.21 |
| 26 | 2026-09-01 08:58 | 639238490412377398 |
|
581 ms | 103.221.223.21 |
| 25 | 2026-09-01 08:41 | 639238479833203021 |
|
590 ms | 103.221.223.21 |
| 24 | 2026-09-01 08:23 | 639238469140507479 |
|
203 ms | 103.221.223.21 |
| 23 | 2026-09-01 08:05 | 639238458443560361 |
|
603 ms | 103.221.223.21 |
| 22 | 2026-09-01 07:47 | 639238447694851502 |
|
587 ms | 103.221.223.21 |
| 21 | 2026-09-01 07:29 | 639238436624109087 |
|
198 ms | 103.221.223.21 |
| 20 | 2026-09-01 07:11 | 639238425565611335 |
|
4342 ms | 103.221.223.21 |
| 19 | 2026-09-01 06:15 | 639238392250222581 |
|
1244 ms | 103.221.223.21 |
| 18 | 2026-09-01 05:57 | 639238381322537831 |
|
777 ms | 103.221.223.21 |
| 17 | 2026-09-01 05:39 | 639238370248186084 |
|
1713 ms | 103.221.223.21 |
| 16 | 2026-09-01 05:20 | 639238359264687845 |
|
722 ms | 103.221.223.21 |
| 15 | 2026-09-01 05:02 | 639238348534621818 |
|
646 ms | 103.221.223.21 |
| 14 | 2026-09-01 04:44 | 639238337725739433 |
|
654 ms | 103.221.223.21 |
| 13 | 2026-09-01 04:26 | 639238326844749368 |
|
603 ms | 103.221.223.21 |
| 12 | 2026-09-01 04:08 | 639238315792024737 |
|
604 ms | 103.221.223.21 |
| 11 | 2026-09-01 03:50 | 639238304931064768 |
|
639 ms | 103.221.223.21 |
| 10 | 2026-09-01 03:32 | 639238294131483803 |
|
628 ms | 103.221.223.21 |
| 9 | 2026-09-01 03:14 | 639238283314985519 |
|
639 ms | 103.221.223.21 |
| 8 | 2026-09-01 02:56 | 639238272374093187 |
|
1157 ms | 103.221.223.21 |
| 7 | 2026-09-01 02:01 | 639238240032549922 |
|
675 ms | 103.221.223.21 |
| 6 | 2026-09-01 01:44 | 639238229204177368 |
|
870 ms | 103.221.223.21 |
| 5 | 2026-09-01 01:26 | 639238218326150282 |
|
872 ms | 103.221.223.21 |
| 4 | 2026-09-01 01:07 | 639238207574700853 |
|
912 ms | 103.221.223.21 |
| 3 | 2026-09-01 00:50 | 639238196660283915 |
|
4389 ms | 103.221.223.21 |
| 2 | 2026-09-01 00:31 | 639238185782358546 |
|
651 ms | 103.221.223.21 |
| 1 | 2026-09-01 00:13 | 639238175054391781 |
|
627 ms | 103.221.223.21 |