History for ns.sztu.edu.cn
Domain: sztu.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns.sztu.edu.cn
ns.sztu.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 126 DNS check records, 126 successful responses, 0 failed responses, and 2514 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.sztu.edu.cn.
Records on Selected Date
126
Historical checks stored for this nameserver on selected date
Average Latency
2514 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 21:06
All timestamps shown in UTC
Latest Resolved IP on Selected Date
210.22.9.199
Most recently resolved hosting IP on selected date
Successful Responses
126
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.sztu.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 |
|---|---|---|---|---|---|
| 126 | 2026-08-26 21:06 | 639233742155931788 |
|
2334 ms | 210.22.9.199 |
| 125 | 2026-08-26 21:06 | 639233742155931788 |
|
2334 ms | 42.247.29.127 |
| 124 | 2026-08-26 20:49 | 639233731712555311 |
|
4311 ms | 210.22.9.199 |
| 123 | 2026-08-26 20:49 | 639233731712555311 |
|
4311 ms | 42.247.29.127 |
| 122 | 2026-08-26 20:31 | 639233721164051126 |
|
245 ms | 42.247.29.127 |
| 121 | 2026-08-26 20:31 | 639233721164051126 |
|
245 ms | 210.22.9.199 |
| 120 | 2026-08-26 20:13 | 639233710560486320 |
|
2312 ms | 42.247.29.127 |
| 119 | 2026-08-26 20:13 | 639233710560486320 |
|
2312 ms | 210.22.9.199 |
| 118 | 2026-08-26 19:56 | 639233699834667450 |
|
245 ms | 210.22.9.199 |
| 117 | 2026-08-26 19:56 | 639233699834667450 |
|
245 ms | 42.247.29.127 |
| 116 | 2026-08-26 19:01 | 639233667209186136 |
|
4347 ms | 42.247.29.127 |
| 115 | 2026-08-26 19:01 | 639233667209186136 |
|
4347 ms | 210.22.9.199 |
| 114 | 2026-08-26 18:44 | 639233656814316266 |
|
4357 ms | 42.247.29.127 |
| 113 | 2026-08-26 18:44 | 639233656814316266 |
|
4357 ms | 210.22.9.199 |
| 112 | 2026-08-26 18:26 | 639233646245051806 |
|
243 ms | 210.22.9.199 |
| 111 | 2026-08-26 18:26 | 639233646245051806 |
|
243 ms | 42.247.29.127 |
| 110 | 2026-08-26 18:09 | 639233635663779051 |
|
244 ms | 42.247.29.127 |
| 109 | 2026-08-26 18:09 | 639233635663779051 |
|
244 ms | 210.22.9.199 |
| 108 | 2026-08-26 17:51 | 639233624977342122 |
|
236 ms | 42.247.29.127 |
| 107 | 2026-08-26 17:51 | 639233624977342122 |
|
236 ms | 210.22.9.199 |
| 106 | 2026-08-26 17:33 | 639233614446136153 |
|
2300 ms | 42.247.29.127 |
| 105 | 2026-08-26 17:33 | 639233614446136153 |
|
2300 ms | 210.22.9.199 |
| 104 | 2026-08-26 17:15 | 639233603737877581 |
|
3765 ms | 42.247.29.127 |
| 103 | 2026-08-26 17:15 | 639233603737877581 |
|
3765 ms | 210.22.9.199 |
| 102 | 2026-08-26 16:58 | 639233593269224651 |
|
2012 ms | 210.22.9.199 |
| 101 | 2026-08-26 16:58 | 639233593269224651 |
|
2012 ms | 42.247.29.127 |
| 100 | 2026-08-26 16:40 | 639233582635086903 |
|
2321 ms | 210.22.9.199 |
| 99 | 2026-08-26 16:40 | 639233582635086903 |
|
2321 ms | 42.247.29.127 |
| 98 | 2026-08-26 16:23 | 639233572000374575 |
|
2642 ms | 210.22.9.199 |
| 97 | 2026-08-26 16:23 | 639233572000374575 |
|
2642 ms | 42.247.29.127 |
| 96 | 2026-08-26 16:05 | 639233561188633861 |
|
4368 ms | 42.247.29.127 |
| 95 | 2026-08-26 16:05 | 639233561188633861 |
|
4368 ms | 210.22.9.199 |
| 94 | 2026-08-26 15:47 | 639233550544357027 |
|
3869 ms | 42.247.29.127 |
| 93 | 2026-08-26 15:47 | 639233550544357027 |
|
3869 ms | 210.22.9.199 |
| 92 | 2026-08-26 14:52 | 639233517966053117 |
|
2011 ms | 210.22.9.199 |
| 91 | 2026-08-26 14:52 | 639233517966053117 |
|
2011 ms | 42.247.29.127 |
| 90 | 2026-08-26 14:35 | 639233507603253585 |
|
2359 ms | 210.22.9.199 |
| 89 | 2026-08-26 14:35 | 639233507603253585 |
|
2359 ms | 42.247.29.127 |
| 88 | 2026-08-26 14:18 | 639233497229039167 |
|
2664 ms | 210.22.9.199 |
| 87 | 2026-08-26 14:18 | 639233497229039167 |
|
2664 ms | 42.247.29.127 |
| 86 | 2026-08-26 14:00 | 639233486864546406 |
|
2576 ms | 42.247.29.127 |
| 85 | 2026-08-26 14:00 | 639233486864546406 |
|
2576 ms | 210.22.9.199 |
| 84 | 2026-08-26 13:43 | 639233476455174682 |
|
4396 ms | 210.22.9.199 |
| 83 | 2026-08-26 13:43 | 639233476455174682 |
|
4396 ms | 42.247.29.127 |
| 82 | 2026-08-26 13:26 | 639233466171592605 |
|
2560 ms | 42.247.29.127 |
| 81 | 2026-08-26 13:26 | 639233466171592605 |
|
2560 ms | 210.22.9.199 |
| 80 | 2026-08-26 13:08 | 639233455747096265 |
|
2186 ms | 210.22.9.199 |
| 79 | 2026-08-26 13:08 | 639233455747096265 |
|
2186 ms | 42.247.29.127 |
| 78 | 2026-08-26 12:51 | 639233445367152284 |
|
2324 ms | 42.247.29.127 |
| 77 | 2026-08-26 12:51 | 639233445367152284 |
|
2324 ms | 210.22.9.199 |
| 76 | 2026-08-26 12:34 | 639233434974187439 |
|
2373 ms | 210.22.9.199 |
| 75 | 2026-08-26 12:34 | 639233434974187439 |
|
2373 ms | 42.247.29.127 |
| 74 | 2026-08-26 12:16 | 639233424567558554 |
|
894 ms | 42.247.29.127 |
| 73 | 2026-08-26 12:16 | 639233424567558554 |
|
894 ms | 210.22.9.199 |
| 72 | 2026-08-26 11:59 | 639233414056832719 |
|
2526 ms | 42.247.29.127 |
| 71 | 2026-08-26 11:59 | 639233414056832719 |
|
2526 ms | 210.22.9.199 |
| 70 | 2026-08-26 11:42 | 639233403515141099 |
|
2293 ms | 210.22.9.199 |
| 69 | 2026-08-26 11:42 | 639233403515141099 |
|
2293 ms | 42.247.29.127 |
| 68 | 2026-08-26 10:47 | 639233370841350248 |
|
2195 ms | 42.247.29.127 |
| 67 | 2026-08-26 10:47 | 639233370841350248 |
|
2195 ms | 210.22.9.199 |
| 66 | 2026-08-26 10:30 | 639233360361507238 |
|
2009 ms | 210.22.9.199 |
| 65 | 2026-08-26 10:30 | 639233360361507238 |
|
2009 ms | 42.247.29.127 |
| 64 | 2026-08-26 10:12 | 639233350067824371 |
|
2318 ms | 210.22.9.199 |
| 63 | 2026-08-26 10:12 | 639233350067824371 |
|
2318 ms | 42.247.29.127 |
| 62 | 2026-08-26 09:55 | 639233339545274518 |
|
2258 ms | 210.22.9.199 |
| 61 | 2026-08-26 09:55 | 639233339545274518 |
|
2258 ms | 42.247.29.127 |
| 60 | 2026-08-26 09:37 | 639233329214918079 |
|
2495 ms | 210.22.9.199 |
| 59 | 2026-08-26 09:37 | 639233329214918079 |
|
2495 ms | 42.247.29.127 |
| 58 | 2026-08-26 09:20 | 639233318749762337 |
|
3982 ms | 210.22.9.199 |
| 57 | 2026-08-26 09:20 | 639233318749762337 |
|
3982 ms | 42.247.29.127 |
| 56 | 2026-08-26 09:03 | 639233308387917838 |
|
4364 ms | 42.247.29.127 |
| 55 | 2026-08-26 09:03 | 639233308387917838 |
|
4364 ms | 210.22.9.199 |
| 54 | 2026-08-26 08:46 | 639233297961740122 |
|
3806 ms | 210.22.9.199 |
| 53 | 2026-08-26 08:46 | 639233297961740122 |
|
3806 ms | 42.247.29.127 |
| 52 | 2026-08-26 08:28 | 639233287487159094 |
|
2498 ms | 210.22.9.199 |
| 51 | 2026-08-26 08:28 | 639233287487159094 |
|
2498 ms | 42.247.29.127 |
| 50 | 2026-08-26 08:11 | 639233276995531707 |
|
2317 ms | 210.22.9.199 |
| 49 | 2026-08-26 08:11 | 639233276995531707 |
|
2317 ms | 42.247.29.127 |
| 48 | 2026-08-26 07:53 | 639233266521568229 |
|
819 ms | 210.22.9.199 |
| 47 | 2026-08-26 07:53 | 639233266521568229 |
|
819 ms | 42.247.29.127 |
| 46 | 2026-08-26 07:36 | 639233256081047431 |
|
2320 ms | 210.22.9.199 |
| 45 | 2026-08-26 07:36 | 639233256081047431 |
|
2320 ms | 42.247.29.127 |
| 44 | 2026-08-26 06:42 | 639233223620132921 |
|
2624 ms | 42.247.29.127 |
| 43 | 2026-08-26 06:42 | 639233223620132921 |
|
2624 ms | 210.22.9.199 |
| 42 | 2026-08-26 06:24 | 639233213287814244 |
|
4309 ms | 210.22.9.199 |
| 41 | 2026-08-26 06:24 | 639233213287814244 |
|
4309 ms | 42.247.29.127 |
| 40 | 2026-08-26 06:07 | 639233202925983161 |
|
4358 ms | 210.22.9.199 |
| 39 | 2026-08-26 06:07 | 639233202925983161 |
|
4358 ms | 42.247.29.127 |
| 38 | 2026-08-26 05:50 | 639233192644780696 |
|
816 ms | 210.22.9.199 |
| 37 | 2026-08-26 05:50 | 639233192644780696 |
|
816 ms | 42.247.29.127 |
| 36 | 2026-08-26 05:33 | 639233182401183833 |
|
2510 ms | 210.22.9.199 |
| 35 | 2026-08-26 05:33 | 639233182401183833 |
|
2510 ms | 42.247.29.127 |
| 34 | 2026-08-26 05:16 | 639233172074181051 |
|
2260 ms | 42.247.29.127 |
| 33 | 2026-08-26 05:16 | 639233172074181051 |
|
2260 ms | 210.22.9.199 |
| 32 | 2026-08-26 04:58 | 639233161808421455 |
|
888 ms | 210.22.9.199 |
| 31 | 2026-08-26 04:58 | 639233161808421455 |
|
888 ms | 42.247.29.127 |
| 30 | 2026-08-26 04:41 | 639233151357344052 |
|
2308 ms | 42.247.29.127 |
| 29 | 2026-08-26 04:41 | 639233151357344052 |
|
2308 ms | 210.22.9.199 |
| 28 | 2026-08-26 04:24 | 639233141034116946 |
|
2518 ms | 210.22.9.199 |
| 27 | 2026-08-26 04:24 | 639233141034116946 |
|
2518 ms | 42.247.29.127 |
| 26 | 2026-08-26 04:07 | 639233130828334142 |
|
2312 ms | 42.247.29.127 |
| 25 | 2026-08-26 04:07 | 639233130828334142 |
|
2312 ms | 210.22.9.199 |
| 24 | 2026-08-26 03:50 | 639233120373450007 |
|
836 ms | 42.247.29.127 |
| 23 | 2026-08-26 03:50 | 639233120373450007 |
|
836 ms | 210.22.9.199 |
| 22 | 2026-08-26 03:32 | 639233110066216193 |
|
3994 ms | 42.247.29.127 |
| 21 | 2026-08-26 03:32 | 639233110066216193 |
|
3994 ms | 210.22.9.199 |
| 20 | 2026-08-26 02:39 | 639233078065410564 |
|
2364 ms | 42.247.29.127 |
| 19 | 2026-08-26 02:39 | 639233078065410564 |
|
2364 ms | 210.22.9.199 |
| 18 | 2026-08-26 02:22 | 639233067787457832 |
|
2325 ms | 42.247.29.127 |
| 17 | 2026-08-26 02:22 | 639233067787457832 |
|
2325 ms | 210.22.9.199 |
| 16 | 2026-08-26 02:05 | 639233057501801162 |
|
2320 ms | 210.22.9.199 |
| 15 | 2026-08-26 02:05 | 639233057501801162 |
|
2320 ms | 42.247.29.127 |
| 14 | 2026-08-26 01:47 | 639233047089431703 |
|
3996 ms | 42.247.29.127 |
| 13 | 2026-08-26 01:47 | 639233047089431703 |
|
3996 ms | 210.22.9.199 |
| 12 | 2026-08-26 01:30 | 639233036754790688 |
|
2319 ms | 210.22.9.199 |
| 11 | 2026-08-26 01:30 | 639233036754790688 |
|
2319 ms | 42.247.29.127 |
| 10 | 2026-08-26 01:13 | 639233026412602472 |
|
2777 ms | 42.247.29.127 |
| 9 | 2026-08-26 01:13 | 639233026412602472 |
|
2777 ms | 210.22.9.199 |
| 8 | 2026-08-26 00:56 | 639233016064066127 |
|
4353 ms | 210.22.9.199 |
| 7 | 2026-08-26 00:56 | 639233016064066127 |
|
4353 ms | 42.247.29.127 |
| 6 | 2026-08-26 00:38 | 639233005922655772 |
|
835 ms | 42.247.29.127 |
| 5 | 2026-08-26 00:38 | 639233005922655772 |
|
835 ms | 210.22.9.199 |
| 4 | 2026-08-26 00:21 | 639232995672256907 |
|
2318 ms | 210.22.9.199 |
| 3 | 2026-08-26 00:21 | 639232995672256907 |
|
2318 ms | 42.247.29.127 |
| 2 | 2026-08-26 00:04 | 639232985300872416 |
|
4325 ms | 210.22.9.199 |
| 1 | 2026-08-26 00:04 | 639232985300872416 |
|
4325 ms | 42.247.29.127 |