History for dns1.ybu.edu.cn
Domain: ybu.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns1.ybu.edu.cn
dns1.ybu.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 2026-08-25. For this date, NameServerHistory found 42 DNS check records, 42 successful responses, 0 failed responses, and 502 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 dns1.ybu.edu.cn.
Records on Selected Date
42
Historical checks stored for this nameserver on selected date
Average Latency
502 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 14:09
All timestamps shown in UTC
Latest Resolved IP on Selected Date
202.198.192.10
Most recently resolved hosting IP on selected date
Successful Responses
42
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 dns1.ybu.edu.cn
Showing DNS history for 2026-08-25 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 |
|---|---|---|---|---|---|
| 42 | 2026-08-25 14:09 | 639232628614783237 |
|
5 ms | 202.198.192.10 |
| 41 | 2026-08-25 13:52 | 639232618360728578 |
|
5 ms | 202.198.192.10 |
| 40 | 2026-08-25 13:34 | 639232608016476376 |
|
4 ms | 202.198.192.10 |
| 39 | 2026-08-25 13:17 | 639232597643611557 |
|
751 ms | 202.198.192.10 |
| 38 | 2026-08-25 13:00 | 639232587225721862 |
|
265 ms | 202.198.192.10 |
| 37 | 2026-08-25 12:43 | 639232576780683689 |
|
760 ms | 202.198.192.10 |
| 36 | 2026-08-25 12:25 | 639232566381512620 |
|
745 ms | 202.198.192.10 |
| 35 | 2026-08-25 12:08 | 639232556111768563 |
|
4 ms | 202.198.192.10 |
| 34 | 2026-08-25 11:51 | 639232545839529039 |
|
242 ms | 202.198.192.10 |
| 33 | 2026-08-25 11:34 | 639232535349285207 |
|
746 ms | 202.198.192.10 |
| 32 | 2026-08-25 11:16 | 639232524938080723 |
|
748 ms | 202.198.192.10 |
| 31 | 2026-08-25 10:22 | 639232492740373468 |
|
720 ms | 202.198.192.10 |
| 30 | 2026-08-25 10:05 | 639232482235303141 |
|
757 ms | 202.198.192.10 |
| 29 | 2026-08-25 09:48 | 639232471861770303 |
|
768 ms | 202.198.192.10 |
| 28 | 2026-08-25 09:30 | 639232461630217327 |
|
1251 ms | 202.198.192.10 |
| 27 | 2026-08-25 09:13 | 639232451282965990 |
|
1788 ms | 202.198.192.10 |
| 26 | 2026-08-25 08:56 | 639232440814614938 |
|
767 ms | 202.198.192.10 |
| 25 | 2026-08-25 08:39 | 639232430410720425 |
|
270 ms | 202.198.192.10 |
| 24 | 2026-08-25 08:21 | 639232420003096185 |
|
252 ms | 202.198.192.10 |
| 23 | 2026-08-25 08:04 | 639232409467287444 |
|
268 ms | 202.198.192.10 |
| 22 | 2026-08-25 07:46 | 639232399077195997 |
|
766 ms | 202.198.192.10 |
| 21 | 2026-08-25 07:29 | 639232388731528337 |
|
255 ms | 202.198.192.10 |
| 20 | 2026-08-25 07:12 | 639232378288598612 |
|
266 ms | 202.198.192.10 |
| 19 | 2026-08-25 06:18 | 639232346196373643 |
|
259 ms | 202.198.192.10 |
| 18 | 2026-08-25 06:01 | 639232336112370741 |
|
244 ms | 202.198.192.10 |
| 17 | 2026-08-25 05:44 | 639232326146508970 |
|
753 ms | 202.198.192.10 |
| 16 | 2026-08-25 05:28 | 639232316189381720 |
|
748 ms | 202.198.192.10 |
| 15 | 2026-08-25 05:11 | 639232306217998913 |
|
746 ms | 202.198.192.10 |
| 14 | 2026-08-25 04:54 | 639232296255744174 |
|
757 ms | 202.198.192.10 |
| 13 | 2026-08-25 04:38 | 639232286095760789 |
|
342 ms | 202.198.192.10 |
| 12 | 2026-08-25 04:21 | 639232276086186273 |
|
256 ms | 202.198.192.10 |
| 11 | 2026-08-25 04:04 | 639232265900986425 |
|
2 ms | 202.198.192.10 |
| 10 | 2026-08-25 03:47 | 639232255723518075 |
|
4 ms | 202.198.192.10 |
| 9 | 2026-08-25 03:30 | 639232245484452890 |
|
754 ms | 202.198.192.10 |
| 8 | 2026-08-25 03:13 | 639232235157175331 |
|
744 ms | 202.198.192.10 |
| 7 | 2026-08-25 02:20 | 639232203197189095 |
|
250 ms | 202.198.192.10 |
| 6 | 2026-08-25 02:03 | 639232192844564298 |
|
264 ms | 202.198.192.10 |
| 5 | 2026-08-25 01:45 | 639232182496008942 |
|
751 ms | 202.198.192.10 |
| 4 | 2026-08-25 01:28 | 639232172197053132 |
|
819 ms | 202.198.192.10 |
| 3 | 2026-08-25 00:34 | 639232140250307418 |
|
746 ms | 202.198.192.10 |
| 2 | 2026-08-25 00:18 | 639232129927860324 |
|
245 ms | 202.198.192.10 |
| 1 | 2026-08-25 00:00 | 639232119551972438 |
|
3 ms | 202.198.192.10 |