History for dns.usc.edu.cn
Domain: usc.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns.usc.edu.cn
dns.usc.edu.cn 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 2026-08-24. For this date, NameServerHistory found 29 DNS check records, 29 successful responses, 0 failed responses, and 894 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 dns.usc.edu.cn.
Records on Selected Date
29
Historical checks stored for this nameserver on selected date
Average Latency
894 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-24 12:11
All timestamps shown in UTC
Latest Resolved IP on Selected Date
210.43.112.31
Most recently resolved hosting IP on selected date
Successful Responses
29
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 dns.usc.edu.cn
Showing DNS history for 2026-08-24 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 |
|---|---|---|---|---|---|
| 29 | 2026-08-24 12:11 | 639231693747052549 |
|
5 ms | 210.43.112.31 |
| 28 | 2026-08-24 11:54 | 639231683712487276 |
|
664 ms | 210.43.112.31 |
| 27 | 2026-08-24 11:38 | 639231673513573868 |
|
2567 ms | 210.43.112.31 |
| 26 | 2026-08-24 10:44 | 639231641791249939 |
|
4 ms | 210.43.112.31 |
| 25 | 2026-08-24 10:28 | 639231631866211033 |
|
851 ms | 210.43.112.31 |
| 24 | 2026-08-24 10:11 | 639231621644955316 |
|
660 ms | 210.43.112.31 |
| 23 | 2026-08-24 09:54 | 639231611478799259 |
|
724 ms | 210.43.112.31 |
| 22 | 2026-08-24 09:01 | 639231579923718211 |
|
2307 ms | 210.43.112.31 |
| 21 | 2026-08-24 08:45 | 639231569810702936 |
|
274 ms | 210.43.112.31 |
| 20 | 2026-08-24 08:28 | 639231559762411619 |
|
659 ms | 210.43.112.31 |
| 19 | 2026-08-24 08:11 | 639231549663595407 |
|
654 ms | 210.43.112.31 |
| 18 | 2026-08-24 07:18 | 639231518076817246 |
|
279 ms | 210.43.112.31 |
| 17 | 2026-08-24 07:02 | 639231508078650885 |
|
3 ms | 210.43.112.31 |
| 16 | 2026-08-24 06:45 | 639231498210697093 |
|
666 ms | 210.43.112.31 |
| 15 | 2026-08-24 06:28 | 639231488109699360 |
|
834 ms | 210.43.112.31 |
| 14 | 2026-08-24 05:36 | 639231456772510692 |
|
3 ms | 210.43.112.31 |
| 13 | 2026-08-24 05:19 | 639231447084631185 |
|
901 ms | 210.43.112.31 |
| 12 | 2026-08-24 05:03 | 639231437208519473 |
|
2 ms | 210.43.112.31 |
| 11 | 2026-08-24 04:47 | 639231427209627490 |
|
832 ms | 210.43.112.31 |
| 10 | 2026-08-24 03:54 | 639231395791246644 |
|
2 ms | 210.43.112.31 |
| 9 | 2026-08-24 03:38 | 639231386075551458 |
|
861 ms | 210.43.112.31 |
| 8 | 2026-08-24 03:22 | 639231376208713791 |
|
3756 ms | 210.43.112.31 |
| 7 | 2026-08-24 03:05 | 639231366170589276 |
|
740 ms | 210.43.112.31 |
| 6 | 2026-08-24 02:13 | 639231334732159368 |
|
2337 ms | 210.43.112.31 |
| 5 | 2026-08-24 01:56 | 639231325035670078 |
|
3 ms | 210.43.112.31 |
| 4 | 2026-08-24 01:40 | 639231315132253837 |
|
958 ms | 210.43.112.31 |
| 3 | 2026-08-24 01:23 | 639231305014280808 |
|
832 ms | 210.43.112.31 |
| 2 | 2026-08-24 00:31 | 639231273779380675 |
|
959 ms | 210.43.112.31 |
| 1 | 2026-08-24 00:15 | 639231264180839154 |
|
2593 ms | 210.43.112.31 |