History for dns02.sda.cn
Domain: sda.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns02.sda.cn
dns02.sda.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 67 DNS check records, 67 successful responses, 0 failed responses, and 1440 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 dns02.sda.cn.
Records on Selected Date
67
Historical checks stored for this nameserver on selected date
Average Latency
1440 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 22:36
All timestamps shown in UTC
Latest Resolved IP on Selected Date
58.56.75.90
Most recently resolved hosting IP on selected date
Successful Responses
67
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 dns02.sda.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 |
|---|---|---|---|---|---|
| 67 | 2026-08-25 22:36 | 639232932163142799 |
|
2001 ms | 58.56.75.90 |
| 66 | 2026-08-25 22:18 | 639232921673215474 |
|
1147 ms | 58.56.75.90 |
| 65 | 2026-08-25 22:01 | 639232911234504639 |
|
1297 ms | 58.56.75.90 |
| 64 | 2026-08-25 21:43 | 639232900747078453 |
|
1676 ms | 58.56.75.90 |
| 63 | 2026-08-25 21:26 | 639232890389222534 |
|
1262 ms | 58.56.75.90 |
| 62 | 2026-08-25 21:09 | 639232880143390843 |
|
608 ms | 58.56.75.90 |
| 61 | 2026-08-25 20:52 | 639232869755024069 |
|
1666 ms | 58.56.75.90 |
| 60 | 2026-08-25 20:34 | 639232859355940346 |
|
1540 ms | 58.56.75.90 |
| 59 | 2026-08-25 20:17 | 639232848992244953 |
|
1708 ms | 58.56.75.90 |
| 58 | 2026-08-25 20:00 | 639232838596478500 |
|
200 ms | 58.56.75.90 |
| 57 | 2026-08-25 19:42 | 639232828175327683 |
|
161 ms | 58.56.75.90 |
| 56 | 2026-08-25 19:25 | 639232817798330473 |
|
184 ms | 58.56.75.90 |
| 55 | 2026-08-25 18:31 | 639232785462407552 |
|
2434 ms | 58.56.75.90 |
| 54 | 2026-08-25 18:14 | 639232775177487032 |
|
2674 ms | 58.56.75.90 |
| 53 | 2026-08-25 17:57 | 639232764991087115 |
|
3994 ms | 58.56.75.90 |
| 52 | 2026-08-25 17:40 | 639232754842971478 |
|
3257 ms | 58.56.75.90 |
| 51 | 2026-08-25 17:23 | 639232744455159107 |
|
2754 ms | 58.56.75.90 |
| 50 | 2026-08-25 17:06 | 639232734145178231 |
|
2688 ms | 58.56.75.90 |
| 49 | 2026-08-25 16:48 | 639232723827874402 |
|
1774 ms | 58.56.75.90 |
| 48 | 2026-08-25 16:31 | 639232713533011892 |
|
1124 ms | 58.56.75.90 |
| 47 | 2026-08-25 16:14 | 639232703065318207 |
|
1651 ms | 58.56.75.90 |
| 46 | 2026-08-25 15:57 | 639232692629559470 |
|
1850 ms | 58.56.75.90 |
| 45 | 2026-08-25 15:39 | 639232682238836475 |
|
234 ms | 58.56.75.90 |
| 44 | 2026-08-25 15:22 | 639232671787004306 |
|
1480 ms | 58.56.75.90 |
| 43 | 2026-08-25 14:27 | 639232638994329666 |
|
1932 ms | 58.56.75.90 |
| 42 | 2026-08-25 14:10 | 639232628614783237 |
|
2517 ms | 58.56.75.90 |
| 41 | 2026-08-25 13:52 | 639232618360728578 |
|
161 ms | 58.56.75.90 |
| 40 | 2026-08-25 13:35 | 639232608016476376 |
|
173 ms | 58.56.75.90 |
| 39 | 2026-08-25 13:18 | 639232597643611557 |
|
2895 ms | 58.56.75.90 |
| 38 | 2026-08-25 13:01 | 639232587225721862 |
|
1002 ms | 58.56.75.90 |
| 37 | 2026-08-25 12:43 | 639232576780683689 |
|
1076 ms | 58.56.75.90 |
| 36 | 2026-08-25 12:26 | 639232566381512620 |
|
1783 ms | 58.56.75.90 |
| 35 | 2026-08-25 12:09 | 639232556111768563 |
|
1082 ms | 58.56.75.90 |
| 34 | 2026-08-25 11:52 | 639232545839529039 |
|
924 ms | 58.56.75.90 |
| 33 | 2026-08-25 11:34 | 639232535349285207 |
|
1510 ms | 58.56.75.90 |
| 32 | 2026-08-25 11:17 | 639232524938080723 |
|
1703 ms | 58.56.75.90 |
| 31 | 2026-08-25 10:23 | 639232492740373468 |
|
1803 ms | 58.56.75.90 |
| 30 | 2026-08-25 10:06 | 639232482235303141 |
|
1572 ms | 58.56.75.90 |
| 29 | 2026-08-25 09:48 | 639232471861770303 |
|
1362 ms | 58.56.75.90 |
| 28 | 2026-08-25 09:31 | 639232461630217327 |
|
909 ms | 58.56.75.90 |
| 27 | 2026-08-25 09:14 | 639232451282965990 |
|
186 ms | 58.56.75.90 |
| 26 | 2026-08-25 08:57 | 639232440814614938 |
|
1937 ms | 58.56.75.90 |
| 25 | 2026-08-25 08:39 | 639232430410720425 |
|
158 ms | 58.56.75.90 |
| 24 | 2026-08-25 08:22 | 639232420003096185 |
|
1216 ms | 58.56.75.90 |
| 23 | 2026-08-25 08:05 | 639232409467287444 |
|
523 ms | 58.56.75.90 |
| 22 | 2026-08-25 07:47 | 639232399077195997 |
|
2696 ms | 58.56.75.90 |
| 21 | 2026-08-25 07:30 | 639232388731528337 |
|
195 ms | 58.56.75.90 |
| 20 | 2026-08-25 07:13 | 639232378288598612 |
|
1657 ms | 58.56.75.90 |
| 19 | 2026-08-25 06:19 | 639232346196373643 |
|
237 ms | 58.56.75.90 |
| 18 | 2026-08-25 06:02 | 639232336112370741 |
|
1095 ms | 58.56.75.90 |
| 17 | 2026-08-25 05:45 | 639232326146508970 |
|
1646 ms | 58.56.75.90 |
| 16 | 2026-08-25 05:28 | 639232316189381720 |
|
736 ms | 58.56.75.90 |
| 15 | 2026-08-25 05:12 | 639232306217998913 |
|
1675 ms | 58.56.75.90 |
| 14 | 2026-08-25 04:55 | 639232296255744174 |
|
1649 ms | 58.56.75.90 |
| 13 | 2026-08-25 04:39 | 639232286095760789 |
|
1750 ms | 58.56.75.90 |
| 12 | 2026-08-25 04:22 | 639232276086186273 |
|
1553 ms | 58.56.75.90 |
| 11 | 2026-08-25 04:05 | 639232265900986425 |
|
2587 ms | 58.56.75.90 |
| 10 | 2026-08-25 03:48 | 639232255723518075 |
|
976 ms | 58.56.75.90 |
| 9 | 2026-08-25 03:31 | 639232245484452890 |
|
1639 ms | 58.56.75.90 |
| 8 | 2026-08-25 03:14 | 639232235157175331 |
|
1103 ms | 58.56.75.90 |
| 7 | 2026-08-25 02:20 | 639232203197189095 |
|
1017 ms | 58.56.75.90 |
| 6 | 2026-08-25 02:03 | 639232192844564298 |
|
1751 ms | 58.56.75.90 |
| 5 | 2026-08-25 01:46 | 639232182496008942 |
|
1922 ms | 58.56.75.90 |
| 4 | 2026-08-25 01:29 | 639232172197053132 |
|
1057 ms | 58.56.75.90 |
| 3 | 2026-08-25 00:35 | 639232140250307418 |
|
1106 ms | 58.56.75.90 |
| 2 | 2026-08-25 00:19 | 639232129927860324 |
|
1634 ms | 58.56.75.90 |
| 1 | 2026-08-25 00:01 | 639232119551972438 |
|
980 ms | 58.56.75.90 |