History for ns1.catarc.ac.cn
Domain: catarc.ac.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns1.catarc.ac.cn
ns1.catarc.ac.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 47 DNS check records, 47 successful responses, 0 failed responses, and 2125 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 ns1.catarc.ac.cn.
Records on Selected Date
47
Historical checks stored for this nameserver on selected date
Average Latency
2125 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-26 15:47
All timestamps shown in UTC
Latest Resolved IP on Selected Date
60.30.69.34
Most recently resolved hosting IP on selected date
Successful Responses
47
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 ns1.catarc.ac.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 |
|---|---|---|---|---|---|
| 47 | 2026-08-26 15:47 | 639233550544357027 |
|
193 ms | 60.30.69.34 |
| 46 | 2026-08-26 14:52 | 639233517966053117 |
|
185 ms | 60.30.69.34 |
| 45 | 2026-08-26 14:35 | 639233507603253585 |
|
2262 ms | 60.30.69.34 |
| 44 | 2026-08-26 14:17 | 639233497229039167 |
|
3997 ms | 60.30.69.34 |
| 43 | 2026-08-26 14:00 | 639233486864546406 |
|
4249 ms | 60.30.69.34 |
| 42 | 2026-08-26 13:43 | 639233476455174682 |
|
2251 ms | 60.30.69.34 |
| 41 | 2026-08-26 13:25 | 639233466171592605 |
|
596 ms | 60.30.69.34 |
| 40 | 2026-08-26 13:08 | 639233455747096265 |
|
4293 ms | 60.30.69.34 |
| 39 | 2026-08-26 12:51 | 639233445367152284 |
|
787 ms | 60.30.69.34 |
| 38 | 2026-08-26 12:34 | 639233434974187439 |
|
2253 ms | 60.30.69.34 |
| 37 | 2026-08-26 12:16 | 639233424567558554 |
|
186 ms | 60.30.69.34 |
| 36 | 2026-08-26 11:59 | 639233414056832719 |
|
4777 ms | 60.30.69.34 |
| 35 | 2026-08-26 11:41 | 639233403515141099 |
|
2266 ms | 60.30.69.34 |
| 34 | 2026-08-26 10:47 | 639233370841350248 |
|
4254 ms | 60.30.69.34 |
| 33 | 2026-08-26 10:29 | 639233360361507238 |
|
172 ms | 60.30.69.34 |
| 32 | 2026-08-26 10:12 | 639233350067824371 |
|
4261 ms | 60.30.69.34 |
| 31 | 2026-08-26 09:55 | 639233339545274518 |
|
167 ms | 60.30.69.34 |
| 30 | 2026-08-26 09:37 | 639233329214918079 |
|
167 ms | 60.30.69.34 |
| 29 | 2026-08-26 09:20 | 639233318749762337 |
|
166 ms | 60.30.69.34 |
| 28 | 2026-08-26 09:03 | 639233308387917838 |
|
4234 ms | 60.30.69.34 |
| 27 | 2026-08-26 08:45 | 639233297961740122 |
|
2316 ms | 60.30.69.34 |
| 26 | 2026-08-26 08:28 | 639233287487159094 |
|
2298 ms | 60.30.69.34 |
| 25 | 2026-08-26 08:11 | 639233276995531707 |
|
2248 ms | 60.30.69.34 |
| 24 | 2026-08-26 07:53 | 639233266521568229 |
|
4253 ms | 60.30.69.34 |
| 23 | 2026-08-26 07:36 | 639233256081047431 |
|
2339 ms | 60.30.69.34 |
| 22 | 2026-08-26 06:41 | 639233223620132921 |
|
293 ms | 60.30.69.34 |
| 21 | 2026-08-26 06:24 | 639233213287814244 |
|
3933 ms | 60.30.69.34 |
| 20 | 2026-08-26 06:07 | 639233202925983161 |
|
524 ms | 60.30.69.34 |
| 19 | 2026-08-26 05:50 | 639233192644780696 |
|
4251 ms | 60.30.69.34 |
| 18 | 2026-08-26 05:32 | 639233182401183833 |
|
4708 ms | 60.30.69.34 |
| 17 | 2026-08-26 05:15 | 639233172074181051 |
|
4228 ms | 60.30.69.34 |
| 16 | 2026-08-26 04:58 | 639233161808421455 |
|
2280 ms | 60.30.69.34 |
| 15 | 2026-08-26 04:41 | 639233151357344052 |
|
167 ms | 60.30.69.34 |
| 14 | 2026-08-26 04:24 | 639233141034116946 |
|
167 ms | 60.30.69.34 |
| 13 | 2026-08-26 04:06 | 639233130828334142 |
|
167 ms | 60.30.69.34 |
| 12 | 2026-08-26 03:49 | 639233120373450007 |
|
771 ms | 60.30.69.34 |
| 11 | 2026-08-26 03:32 | 639233110066216193 |
|
4313 ms | 60.30.69.34 |
| 10 | 2026-08-26 02:39 | 639233078065410564 |
|
174 ms | 60.30.69.34 |
| 9 | 2026-08-26 02:22 | 639233067787457832 |
|
4244 ms | 60.30.69.34 |
| 8 | 2026-08-26 02:04 | 639233057501801162 |
|
166 ms | 60.30.69.34 |
| 7 | 2026-08-26 01:47 | 639233047089431703 |
|
4325 ms | 60.30.69.34 |
| 6 | 2026-08-26 01:30 | 639233036754790688 |
|
775 ms | 60.30.69.34 |
| 5 | 2026-08-26 01:13 | 639233026412602472 |
|
207 ms | 60.30.69.34 |
| 4 | 2026-08-26 00:55 | 639233016064066127 |
|
2255 ms | 60.30.69.34 |
| 3 | 2026-08-26 00:38 | 639233005922655772 |
|
2247 ms | 60.30.69.34 |
| 2 | 2026-08-26 00:21 | 639232995672256907 |
|
2222 ms | 60.30.69.34 |
| 1 | 2026-08-26 00:04 | 639232985300872416 |
|
2304 ms | 60.30.69.34 |