History for dns4.xacom.edu.cn
Domain: xacom.edu.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for dns4.xacom.edu.cn
dns4.xacom.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 57 DNS check records, 57 successful responses, 0 failed responses, and 2264 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 dns4.xacom.edu.cn.
Records on Selected Date
57
Historical checks stored for this nameserver on selected date
Average Latency
2264 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 18:44
All timestamps shown in UTC
Latest Resolved IP on Selected Date
218.195.0.18
Most recently resolved hosting IP on selected date
Successful Responses
57
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 dns4.xacom.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 |
|---|---|---|---|---|---|
| 57 | 2026-08-26 18:44 | 639233656814316266 |
|
281 ms | 218.195.0.18 |
| 56 | 2026-08-26 18:27 | 639233646245051806 |
|
295 ms | 218.195.0.18 |
| 55 | 2026-08-26 18:09 | 639233635663779051 |
|
1363 ms | 218.195.0.18 |
| 54 | 2026-08-26 17:51 | 639233624977342122 |
|
1362 ms | 218.195.0.18 |
| 53 | 2026-08-26 17:34 | 639233614446136153 |
|
2298 ms | 218.195.0.18 |
| 52 | 2026-08-26 17:16 | 639233603737877581 |
|
683 ms | 218.195.0.18 |
| 51 | 2026-08-26 16:58 | 639233593269224651 |
|
347 ms | 218.195.0.18 |
| 50 | 2026-08-26 16:41 | 639233582635086903 |
|
1886 ms | 218.195.0.18 |
| 49 | 2026-08-26 16:23 | 639233572000374575 |
|
355 ms | 218.195.0.18 |
| 48 | 2026-08-26 16:05 | 639233561188633861 |
|
2031 ms | 218.195.0.18 |
| 47 | 2026-08-26 15:47 | 639233550544357027 |
|
2007 ms | 218.195.0.18 |
| 46 | 2026-08-26 14:53 | 639233517966053117 |
|
4350 ms | 218.195.0.18 |
| 45 | 2026-08-26 14:35 | 639233507603253585 |
|
1886 ms | 218.195.0.18 |
| 44 | 2026-08-26 14:18 | 639233497229039167 |
|
1902 ms | 218.195.0.18 |
| 43 | 2026-08-26 14:01 | 639233486864546406 |
|
1884 ms | 218.195.0.18 |
| 42 | 2026-08-26 13:43 | 639233476455174682 |
|
1885 ms | 218.195.0.18 |
| 41 | 2026-08-26 13:26 | 639233466171592605 |
|
1891 ms | 218.195.0.18 |
| 40 | 2026-08-26 13:09 | 639233455747096265 |
|
4299 ms | 218.195.0.18 |
| 39 | 2026-08-26 12:52 | 639233445367152284 |
|
1895 ms | 218.195.0.18 |
| 38 | 2026-08-26 12:34 | 639233434974187439 |
|
1889 ms | 218.195.0.18 |
| 37 | 2026-08-26 12:17 | 639233424567558554 |
|
4331 ms | 218.195.0.18 |
| 36 | 2026-08-26 12:00 | 639233414056832719 |
|
1888 ms | 218.195.0.18 |
| 35 | 2026-08-26 11:42 | 639233403515141099 |
|
1886 ms | 218.195.0.18 |
| 34 | 2026-08-26 10:47 | 639233370841350248 |
|
4313 ms | 218.195.0.18 |
| 33 | 2026-08-26 10:30 | 639233360361507238 |
|
1894 ms | 218.195.0.18 |
| 32 | 2026-08-26 10:13 | 639233350067824371 |
|
2275 ms | 218.195.0.18 |
| 31 | 2026-08-26 09:55 | 639233339545274518 |
|
2652 ms | 218.195.0.18 |
| 30 | 2026-08-26 09:38 | 639233329214918079 |
|
1888 ms | 218.195.0.18 |
| 29 | 2026-08-26 09:21 | 639233318749762337 |
|
3746 ms | 218.195.0.18 |
| 28 | 2026-08-26 09:03 | 639233308387917838 |
|
4301 ms | 218.195.0.18 |
| 27 | 2026-08-26 08:46 | 639233297961740122 |
|
1890 ms | 218.195.0.18 |
| 26 | 2026-08-26 08:29 | 639233287487159094 |
|
4337 ms | 218.195.0.18 |
| 25 | 2026-08-26 08:11 | 639233276995531707 |
|
2031 ms | 218.195.0.18 |
| 24 | 2026-08-26 07:54 | 639233266521568229 |
|
1887 ms | 218.195.0.18 |
| 23 | 2026-08-26 07:36 | 639233256081047431 |
|
4312 ms | 218.195.0.18 |
| 22 | 2026-08-26 06:42 | 639233223620132921 |
|
1900 ms | 218.195.0.18 |
| 21 | 2026-08-26 06:25 | 639233213287814244 |
|
1486 ms | 218.195.0.18 |
| 20 | 2026-08-26 06:07 | 639233202925983161 |
|
1497 ms | 218.195.0.18 |
| 19 | 2026-08-26 05:50 | 639233192644780696 |
|
1891 ms | 218.195.0.18 |
| 18 | 2026-08-26 05:33 | 639233182401183833 |
|
1885 ms | 218.195.0.18 |
| 17 | 2026-08-26 05:16 | 639233172074181051 |
|
2305 ms | 218.195.0.18 |
| 16 | 2026-08-26 04:59 | 639233161808421455 |
|
1884 ms | 218.195.0.18 |
| 15 | 2026-08-26 04:42 | 639233151357344052 |
|
4294 ms | 218.195.0.18 |
| 14 | 2026-08-26 04:24 | 639233141034116946 |
|
1885 ms | 218.195.0.18 |
| 13 | 2026-08-26 04:07 | 639233130828334142 |
|
2721 ms | 218.195.0.18 |
| 12 | 2026-08-26 03:50 | 639233120373450007 |
|
1884 ms | 218.195.0.18 |
| 11 | 2026-08-26 03:33 | 639233110066216193 |
|
4332 ms | 218.195.0.18 |
| 10 | 2026-08-26 02:39 | 639233078065410564 |
|
1884 ms | 218.195.0.18 |
| 9 | 2026-08-26 02:22 | 639233067787457832 |
|
2466 ms | 218.195.0.18 |
| 8 | 2026-08-26 02:05 | 639233057501801162 |
|
1885 ms | 218.195.0.18 |
| 7 | 2026-08-26 01:48 | 639233047089431703 |
|
1885 ms | 218.195.0.18 |
| 6 | 2026-08-26 01:30 | 639233036754790688 |
|
2296 ms | 218.195.0.18 |
| 5 | 2026-08-26 01:13 | 639233026412602472 |
|
1886 ms | 218.195.0.18 |
| 4 | 2026-08-26 00:56 | 639233016064066127 |
|
1886 ms | 218.195.0.18 |
| 3 | 2026-08-26 00:39 | 639233005922655772 |
|
4287 ms | 218.195.0.18 |
| 2 | 2026-08-26 00:22 | 639232995672256907 |
|
2291 ms | 218.195.0.18 |
| 1 | 2026-08-26 00:05 | 639232985300872416 |
|
1889 ms | 218.195.0.18 |