History for lib2.cczu.edu.cn
Domain: cczu.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for lib2.cczu.edu.cn
lib2.cczu.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 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 57 successful responses, 0 failed responses, and 1378 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 lib2.cczu.edu.cn.
Records on Selected Date
57
Historical checks stored for this nameserver on selected date
Average Latency
1378 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-20 23:20
All timestamps shown in UTC
Latest Resolved IP on Selected Date
222.185.140.131
Most recently resolved hosting IP on selected date
Successful Responses
57
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 lib2.cczu.edu.cn
Showing DNS history for 2026-08-20 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 |
|---|---|---|---|---|---|
| 57 | 2026-08-20 23:20 | 639228639850033448 |
|
3 ms | 222.185.140.131 |
| 56 | 2026-08-20 23:05 | 639228630204271870 |
|
3 ms | 222.185.140.131 |
| 55 | 2026-08-20 22:48 | 639228620295091135 |
|
1057 ms | 222.185.140.131 |
| 54 | 2026-08-20 22:32 | 639228610298336915 |
|
1063 ms | 222.185.140.131 |
| 53 | 2026-08-20 21:39 | 639228578917047616 |
|
3 ms | 222.185.140.131 |
| 52 | 2026-08-20 21:23 | 639228569046445709 |
|
4 ms | 222.185.140.131 |
| 51 | 2026-08-20 21:07 | 639228558946830986 |
|
4306 ms | 222.185.140.131 |
| 50 | 2026-08-20 20:50 | 639228548977359217 |
|
1052 ms | 222.185.140.131 |
| 49 | 2026-08-20 19:57 | 639228517494157668 |
|
4 ms | 222.185.140.131 |
| 48 | 2026-08-20 19:41 | 639228507374116892 |
|
4 ms | 222.185.140.131 |
| 47 | 2026-08-20 19:24 | 639228497315154893 |
|
1059 ms | 222.185.140.131 |
| 46 | 2026-08-20 19:07 | 639228487287648341 |
|
4309 ms | 222.185.140.131 |
| 45 | 2026-08-20 18:14 | 639228455828123788 |
|
1062 ms | 222.185.140.131 |
| 44 | 2026-08-20 17:58 | 639228445900082244 |
|
1808 ms | 222.185.140.131 |
| 43 | 2026-08-20 17:41 | 639228435866352323 |
|
2259 ms | 222.185.140.131 |
| 42 | 2026-08-20 17:24 | 639228425802273151 |
|
309 ms | 222.185.140.131 |
| 41 | 2026-08-20 16:31 | 639228393616324230 |
|
755 ms | 222.185.140.131 |
| 40 | 2026-08-20 16:14 | 639228383590408693 |
|
755 ms | 222.185.140.131 |
| 39 | 2026-08-20 15:57 | 639228373471467474 |
|
714 ms | 222.185.140.131 |
| 38 | 2026-08-20 15:41 | 639228363426647311 |
|
2033 ms | 222.185.140.131 |
| 37 | 2026-08-20 14:47 | 639228331681701910 |
|
3770 ms | 222.185.140.131 |
| 36 | 2026-08-20 14:31 | 639228321714746824 |
|
1053 ms | 222.185.140.131 |
| 35 | 2026-08-20 14:14 | 639228311652090262 |
|
4 ms | 222.185.140.131 |
| 34 | 2026-08-20 13:57 | 639228301670088587 |
|
1056 ms | 222.185.140.131 |
| 33 | 2026-08-20 13:05 | 639228269987976710 |
|
1109 ms | 222.185.140.131 |
| 32 | 2026-08-20 12:48 | 639228260009452308 |
|
1069 ms | 222.185.140.131 |
| 31 | 2026-08-20 12:31 | 639228249661740894 |
|
819 ms | 222.185.140.131 |
| 30 | 2026-08-20 12:14 | 639228239552680346 |
|
4300 ms | 222.185.140.131 |
| 29 | 2026-08-20 11:21 | 639228207667580819 |
|
1099 ms | 222.185.140.131 |
| 28 | 2026-08-20 11:04 | 639228197494011560 |
|
2299 ms | 222.185.140.131 |
| 27 | 2026-08-20 10:47 | 639228187497039939 |
|
2311 ms | 222.185.140.131 |
| 26 | 2026-08-20 10:30 | 639228177408432646 |
|
1661 ms | 222.185.140.131 |
| 25 | 2026-08-20 09:38 | 639228146356166262 |
|
3996 ms | 222.185.140.131 |
| 24 | 2026-08-20 09:22 | 639228136541505712 |
|
1061 ms | 222.185.140.131 |
| 23 | 2026-08-20 09:06 | 639228126519136598 |
|
3 ms | 222.185.140.131 |
| 22 | 2026-08-20 08:49 | 639228116537148885 |
|
1102 ms | 222.185.140.131 |
| 21 | 2026-08-20 07:56 | 639228085320764351 |
|
3 ms | 222.185.140.131 |
| 20 | 2026-08-20 07:40 | 639228075444604839 |
|
2328 ms | 222.185.140.131 |
| 19 | 2026-08-20 07:24 | 639228065615498985 |
|
1054 ms | 222.185.140.131 |
| 18 | 2026-08-20 07:07 | 639228055675321422 |
|
4321 ms | 222.185.140.131 |
| 17 | 2026-08-20 06:15 | 639228024230839396 |
|
1998 ms | 222.185.140.131 |
| 16 | 2026-08-20 05:59 | 639228014720406505 |
|
1123 ms | 222.185.140.131 |
| 15 | 2026-08-20 05:43 | 639228004930827030 |
|
1054 ms | 222.185.140.131 |
| 14 | 2026-08-20 05:26 | 639227995103340154 |
|
1061 ms | 222.185.140.131 |
| 13 | 2026-08-20 04:34 | 639227963811374894 |
|
322 ms | 222.185.140.131 |
| 12 | 2026-08-20 04:18 | 639227954132571365 |
|
1102 ms | 222.185.140.131 |
| 11 | 2026-08-20 04:02 | 639227944541208342 |
|
1062 ms | 222.185.140.131 |
| 10 | 2026-08-20 03:46 | 639227934657213484 |
|
1056 ms | 222.185.140.131 |
| 9 | 2026-08-20 02:53 | 639227903628145469 |
|
1929 ms | 222.185.140.131 |
| 8 | 2026-08-20 02:38 | 639227893995483475 |
|
1817 ms | 222.185.140.131 |
| 7 | 2026-08-20 02:21 | 639227884280244209 |
|
3 ms | 222.185.140.131 |
| 6 | 2026-08-20 02:05 | 639227874371147132 |
|
1057 ms | 222.185.140.131 |
| 5 | 2026-08-20 01:13 | 639227843224256432 |
|
2306 ms | 222.185.140.131 |
| 4 | 2026-08-20 00:57 | 639227833720403506 |
|
3 ms | 222.185.140.131 |
| 3 | 2026-08-20 00:41 | 639227824170728278 |
|
2303 ms | 222.185.140.131 |
| 2 | 2026-08-20 00:25 | 639227814865867570 |
|
1057 ms | 222.185.140.131 |
| 1 | 2026-08-20 00:10 | 639227805445376839 |
|
2319 ms | 222.185.140.131 |