History for ns.sda.cn
Domain: sda.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns.sda.cn
ns.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 2026-08-26. For this date, NameServerHistory found 87 DNS check records, 87 successful responses, 0 failed responses, and 1581 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 ns.sda.cn.
Records on Selected Date
87
Historical checks stored for this nameserver on selected date
Average Latency
1581 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 09:20
All timestamps shown in UTC
Latest Resolved IP on Selected Date
223.99.12.135
Most recently resolved hosting IP on selected date
Successful Responses
87
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 ns.sda.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 |
|---|---|---|---|---|---|
| 87 | 2026-08-26 09:20 | 639233318749762337 |
|
1810 ms | 223.99.12.135 |
| 86 | 2026-08-26 09:20 | 639233318749762337 |
|
1810 ms | 60.208.53.218 |
| 85 | 2026-08-26 09:20 | 639233318749762337 |
|
1810 ms | 58.56.75.90 |
| 84 | 2026-08-26 09:03 | 639233308387917838 |
|
761 ms | 60.208.53.218 |
| 83 | 2026-08-26 09:03 | 639233308387917838 |
|
761 ms | 223.99.12.135 |
| 82 | 2026-08-26 09:03 | 639233308387917838 |
|
761 ms | 58.56.75.90 |
| 81 | 2026-08-26 08:45 | 639233297961740122 |
|
2523 ms | 58.56.75.90 |
| 80 | 2026-08-26 08:45 | 639233297961740122 |
|
2523 ms | 60.208.53.218 |
| 79 | 2026-08-26 08:45 | 639233297961740122 |
|
2523 ms | 223.99.12.135 |
| 78 | 2026-08-26 08:28 | 639233287487159094 |
|
1443 ms | 58.56.75.90 |
| 77 | 2026-08-26 08:28 | 639233287487159094 |
|
1443 ms | 223.99.12.135 |
| 76 | 2026-08-26 08:28 | 639233287487159094 |
|
1443 ms | 60.208.53.218 |
| 75 | 2026-08-26 08:11 | 639233276995531707 |
|
1331 ms | 60.208.53.218 |
| 74 | 2026-08-26 08:11 | 639233276995531707 |
|
1331 ms | 58.56.75.90 |
| 73 | 2026-08-26 08:11 | 639233276995531707 |
|
1331 ms | 223.99.12.135 |
| 72 | 2026-08-26 07:53 | 639233266521568229 |
|
1695 ms | 223.99.12.135 |
| 71 | 2026-08-26 07:53 | 639233266521568229 |
|
1695 ms | 58.56.75.90 |
| 70 | 2026-08-26 07:53 | 639233266521568229 |
|
1695 ms | 60.208.53.218 |
| 69 | 2026-08-26 07:36 | 639233256081047431 |
|
3131 ms | 60.208.53.218 |
| 68 | 2026-08-26 07:36 | 639233256081047431 |
|
3131 ms | 58.56.75.90 |
| 67 | 2026-08-26 07:36 | 639233256081047431 |
|
3131 ms | 223.99.12.135 |
| 66 | 2026-08-26 06:41 | 639233223620132921 |
|
1621 ms | 223.99.12.135 |
| 65 | 2026-08-26 06:41 | 639233223620132921 |
|
1621 ms | 60.208.53.218 |
| 64 | 2026-08-26 06:41 | 639233223620132921 |
|
1621 ms | 58.56.75.90 |
| 63 | 2026-08-26 06:24 | 639233213287814244 |
|
1566 ms | 223.99.12.135 |
| 62 | 2026-08-26 06:24 | 639233213287814244 |
|
1566 ms | 58.56.75.90 |
| 61 | 2026-08-26 06:24 | 639233213287814244 |
|
1566 ms | 60.208.53.218 |
| 60 | 2026-08-26 06:07 | 639233202925983161 |
|
991 ms | 223.99.12.135 |
| 59 | 2026-08-26 06:07 | 639233202925983161 |
|
991 ms | 58.56.75.90 |
| 58 | 2026-08-26 06:07 | 639233202925983161 |
|
991 ms | 60.208.53.218 |
| 57 | 2026-08-26 05:50 | 639233192644780696 |
|
1049 ms | 223.99.12.135 |
| 56 | 2026-08-26 05:50 | 639233192644780696 |
|
1049 ms | 58.56.75.90 |
| 55 | 2026-08-26 05:50 | 639233192644780696 |
|
1049 ms | 60.208.53.218 |
| 54 | 2026-08-26 05:32 | 639233182401183833 |
|
1135 ms | 60.208.53.218 |
| 53 | 2026-08-26 05:32 | 639233182401183833 |
|
1135 ms | 223.99.12.135 |
| 52 | 2026-08-26 05:32 | 639233182401183833 |
|
1135 ms | 58.56.75.90 |
| 51 | 2026-08-26 05:15 | 639233172074181051 |
|
1340 ms | 60.208.53.218 |
| 50 | 2026-08-26 05:15 | 639233172074181051 |
|
1340 ms | 58.56.75.90 |
| 49 | 2026-08-26 05:15 | 639233172074181051 |
|
1340 ms | 223.99.12.135 |
| 48 | 2026-08-26 04:58 | 639233161808421455 |
|
1745 ms | 223.99.12.135 |
| 47 | 2026-08-26 04:58 | 639233161808421455 |
|
1745 ms | 60.208.53.218 |
| 46 | 2026-08-26 04:58 | 639233161808421455 |
|
1745 ms | 58.56.75.90 |
| 45 | 2026-08-26 04:41 | 639233151357344052 |
|
1782 ms | 60.208.53.218 |
| 44 | 2026-08-26 04:41 | 639233151357344052 |
|
1782 ms | 58.56.75.90 |
| 43 | 2026-08-26 04:41 | 639233151357344052 |
|
1782 ms | 223.99.12.135 |
| 42 | 2026-08-26 04:24 | 639233141034116946 |
|
1272 ms | 60.208.53.218 |
| 41 | 2026-08-26 04:24 | 639233141034116946 |
|
1272 ms | 223.99.12.135 |
| 40 | 2026-08-26 04:24 | 639233141034116946 |
|
1272 ms | 58.56.75.90 |
| 39 | 2026-08-26 04:06 | 639233130828334142 |
|
3 ms | 60.208.53.218 |
| 38 | 2026-08-26 04:06 | 639233130828334142 |
|
3 ms | 223.99.12.135 |
| 37 | 2026-08-26 04:06 | 639233130828334142 |
|
3 ms | 58.56.75.90 |
| 36 | 2026-08-26 03:49 | 639233120373450007 |
|
1659 ms | 60.208.53.218 |
| 35 | 2026-08-26 03:49 | 639233120373450007 |
|
1659 ms | 58.56.75.90 |
| 34 | 2026-08-26 03:49 | 639233120373450007 |
|
1659 ms | 223.99.12.135 |
| 33 | 2026-08-26 03:32 | 639233110066216193 |
|
1609 ms | 60.208.53.218 |
| 32 | 2026-08-26 03:32 | 639233110066216193 |
|
1609 ms | 223.99.12.135 |
| 31 | 2026-08-26 03:32 | 639233110066216193 |
|
1609 ms | 58.56.75.90 |
| 30 | 2026-08-26 02:39 | 639233078065410564 |
|
2191 ms | 223.99.12.135 |
| 29 | 2026-08-26 02:39 | 639233078065410564 |
|
2191 ms | 58.56.75.90 |
| 28 | 2026-08-26 02:39 | 639233078065410564 |
|
2191 ms | 60.208.53.218 |
| 27 | 2026-08-26 02:22 | 639233067787457832 |
|
2554 ms | 58.56.75.90 |
| 26 | 2026-08-26 02:22 | 639233067787457832 |
|
2554 ms | 223.99.12.135 |
| 25 | 2026-08-26 02:22 | 639233067787457832 |
|
2554 ms | 60.208.53.218 |
| 24 | 2026-08-26 02:04 | 639233057501801162 |
|
276 ms | 58.56.75.90 |
| 23 | 2026-08-26 02:04 | 639233057501801162 |
|
276 ms | 223.99.12.135 |
| 22 | 2026-08-26 02:04 | 639233057501801162 |
|
276 ms | 60.208.53.218 |
| 21 | 2026-08-26 01:47 | 639233047089431703 |
|
1384 ms | 223.99.12.135 |
| 20 | 2026-08-26 01:47 | 639233047089431703 |
|
1384 ms | 60.208.53.218 |
| 19 | 2026-08-26 01:47 | 639233047089431703 |
|
1384 ms | 58.56.75.90 |
| 18 | 2026-08-26 01:30 | 639233036754790688 |
|
1835 ms | 223.99.12.135 |
| 17 | 2026-08-26 01:30 | 639233036754790688 |
|
1835 ms | 58.56.75.90 |
| 16 | 2026-08-26 01:30 | 639233036754790688 |
|
1835 ms | 60.208.53.218 |
| 15 | 2026-08-26 01:13 | 639233026412602472 |
|
1559 ms | 58.56.75.90 |
| 14 | 2026-08-26 01:13 | 639233026412602472 |
|
1559 ms | 223.99.12.135 |
| 13 | 2026-08-26 01:13 | 639233026412602472 |
|
1559 ms | 60.208.53.218 |
| 12 | 2026-08-26 00:55 | 639233016064066127 |
|
2715 ms | 223.99.12.135 |
| 11 | 2026-08-26 00:55 | 639233016064066127 |
|
2715 ms | 58.56.75.90 |
| 10 | 2026-08-26 00:55 | 639233016064066127 |
|
2715 ms | 60.208.53.218 |
| 9 | 2026-08-26 00:38 | 639233005922655772 |
|
1561 ms | 223.99.12.135 |
| 8 | 2026-08-26 00:38 | 639233005922655772 |
|
1561 ms | 60.208.53.218 |
| 7 | 2026-08-26 00:38 | 639233005922655772 |
|
1561 ms | 58.56.75.90 |
| 6 | 2026-08-26 00:21 | 639232995672256907 |
|
1495 ms | 60.208.53.218 |
| 5 | 2026-08-26 00:21 | 639232995672256907 |
|
1495 ms | 58.56.75.90 |
| 4 | 2026-08-26 00:21 | 639232995672256907 |
|
1495 ms | 223.99.12.135 |
| 3 | 2026-08-26 00:04 | 639232985300872416 |
|
1816 ms | 60.208.53.218 |
| 2 | 2026-08-26 00:04 | 639232985300872416 |
|
1816 ms | 58.56.75.90 |
| 1 | 2026-08-26 00:04 | 639232985300872416 |
|
1816 ms | 223.99.12.135 |