History for dns2.bttc.edu.cn
Domain: bttc.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns2.bttc.edu.cn
dns2.bttc.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 2026-08-26. For this date, NameServerHistory found 19 DNS check records, 19 successful responses, 0 failed responses, and 1653 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 dns2.bttc.edu.cn.
Records on Selected Date
19
Historical checks stored for this nameserver on selected date
Average Latency
1653 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 05:50
All timestamps shown in UTC
Latest Resolved IP on Selected Date
222.31.192.9
Most recently resolved hosting IP on selected date
Successful Responses
19
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 dns2.bttc.edu.cn
Showing DNS history for 2026-08-26 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 |
|---|---|---|---|---|---|
| 19 | 2026-08-26 05:50 | 639233192644780696 |
|
2000 ms | 222.31.192.9 |
| 18 | 2026-08-26 05:32 | 639233182401183833 |
|
853 ms | 222.31.192.9 |
| 17 | 2026-08-26 05:15 | 639233172074181051 |
|
1966 ms | 222.31.192.9 |
| 16 | 2026-08-26 04:58 | 639233161808421455 |
|
2255 ms | 222.31.192.9 |
| 15 | 2026-08-26 04:41 | 639233151357344052 |
|
860 ms | 222.31.192.9 |
| 14 | 2026-08-26 04:24 | 639233141034116946 |
|
852 ms | 222.31.192.9 |
| 13 | 2026-08-26 04:06 | 639233130828334142 |
|
2670 ms | 222.31.192.9 |
| 12 | 2026-08-26 03:49 | 639233120373450007 |
|
1964 ms | 222.31.192.9 |
| 11 | 2026-08-26 03:32 | 639233110066216193 |
|
4327 ms | 222.31.192.9 |
| 10 | 2026-08-26 02:39 | 639233078065410564 |
|
1800 ms | 222.31.192.9 |
| 9 | 2026-08-26 02:22 | 639233067787457832 |
|
856 ms | 222.31.192.9 |
| 8 | 2026-08-26 02:04 | 639233057501801162 |
|
855 ms | 222.31.192.9 |
| 7 | 2026-08-26 01:47 | 639233047089431703 |
|
280 ms | 222.31.192.9 |
| 6 | 2026-08-26 01:30 | 639233036754790688 |
|
2321 ms | 222.31.192.9 |
| 5 | 2026-08-26 01:13 | 639233026412602472 |
|
1938 ms | 222.31.192.9 |
| 4 | 2026-08-26 00:55 | 639233016064066127 |
|
842 ms | 222.31.192.9 |
| 3 | 2026-08-26 00:38 | 639233005922655772 |
|
855 ms | 222.31.192.9 |
| 2 | 2026-08-26 00:21 | 639232995672256907 |
|
1990 ms | 222.31.192.9 |
| 1 | 2026-08-26 00:04 | 639232985300872416 |
|
1929 ms | 222.31.192.9 |