History for ns2.cernet.com
Domain: cernet.com • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns2.cernet.com
ns2.cernet.com 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 2026-08-27. For this date, NameServerHistory found 71 DNS check records, 71 successful responses, 0 failed responses, and 539 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 ns2.cernet.com.
Records on Selected Date
71
Historical checks stored for this nameserver on selected date
Average Latency
539 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-27 23:25
All timestamps shown in UTC
Latest Resolved IP on Selected Date
121.194.2.55
Most recently resolved hosting IP on selected date
Successful Responses
71
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 ns2.cernet.com
Showing DNS history for 2026-08-27 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 |
|---|---|---|---|---|---|
| 71 | 2026-08-27 23:25 | 639234690580226618 |
|
1298 ms | 121.194.2.55 |
| 70 | 2026-08-27 23:08 | 639234680477852135 |
|
3 ms | 121.194.2.55 |
| 69 | 2026-08-27 22:51 | 639234670282270693 |
|
717 ms | 121.194.2.55 |
| 68 | 2026-08-27 22:34 | 639234660146106544 |
|
263 ms | 121.194.2.55 |
| 67 | 2026-08-27 22:17 | 639234649768231829 |
|
3 ms | 121.194.2.55 |
| 66 | 2026-08-27 22:00 | 639234639589413826 |
|
498 ms | 121.194.2.55 |
| 65 | 2026-08-27 21:43 | 639234629372993861 |
|
264 ms | 121.194.2.55 |
| 64 | 2026-08-27 21:26 | 639234619223904344 |
|
284 ms | 121.194.2.55 |
| 63 | 2026-08-27 21:09 | 639234608944811927 |
|
1058 ms | 121.194.2.55 |
| 62 | 2026-08-27 20:52 | 639234598661858910 |
|
254 ms | 121.194.2.55 |
| 61 | 2026-08-27 20:34 | 639234588314533893 |
|
257 ms | 121.194.2.55 |
| 60 | 2026-08-27 20:17 | 639234577878211878 |
|
560 ms | 121.194.2.55 |
| 59 | 2026-08-27 19:23 | 639234545578367474 |
|
768 ms | 121.194.2.55 |
| 58 | 2026-08-27 19:06 | 639234535255111795 |
|
530 ms | 121.194.2.55 |
| 57 | 2026-08-27 18:49 | 639234525107594067 |
|
264 ms | 121.194.2.55 |
| 56 | 2026-08-27 18:32 | 639234514890244566 |
|
263 ms | 121.194.2.55 |
| 55 | 2026-08-27 18:15 | 639234504745477862 |
|
567 ms | 121.194.2.55 |
| 54 | 2026-08-27 17:58 | 639234494449227290 |
|
513 ms | 121.194.2.55 |
| 53 | 2026-08-27 17:41 | 639234484118025686 |
|
245 ms | 121.194.2.55 |
| 52 | 2026-08-27 17:23 | 639234473946362077 |
|
1032 ms | 121.194.2.55 |
| 51 | 2026-08-27 17:07 | 639234463759124388 |
|
552 ms | 121.194.2.55 |
| 50 | 2026-08-27 16:50 | 639234453500759178 |
|
1308 ms | 121.194.2.55 |
| 49 | 2026-08-27 16:32 | 639234442983541638 |
|
262 ms | 121.194.2.55 |
| 48 | 2026-08-27 16:15 | 639234432404354562 |
|
503 ms | 121.194.2.55 |
| 47 | 2026-08-27 15:20 | 639234399767719119 |
|
531 ms | 121.194.2.55 |
| 46 | 2026-08-27 15:03 | 639234389460601485 |
|
522 ms | 121.194.2.55 |
| 45 | 2026-08-27 14:46 | 639234379227178707 |
|
249 ms | 121.194.2.55 |
| 44 | 2026-08-27 14:29 | 639234369065315214 |
|
563 ms | 121.194.2.55 |
| 43 | 2026-08-27 14:12 | 639234358825501576 |
|
2283 ms | 121.194.2.55 |
| 42 | 2026-08-27 13:55 | 639234348572745268 |
|
3 ms | 121.194.2.55 |
| 41 | 2026-08-27 13:37 | 639234338264503481 |
|
571 ms | 121.194.2.55 |
| 40 | 2026-08-27 13:20 | 639234327818741376 |
|
579 ms | 121.194.2.55 |
| 39 | 2026-08-27 13:03 | 639234317475724313 |
|
1362 ms | 121.194.2.55 |
| 38 | 2026-08-27 12:46 | 639234307007468133 |
|
2244 ms | 121.194.2.55 |
| 37 | 2026-08-27 12:28 | 639234296664302575 |
|
789 ms | 121.194.2.55 |
| 36 | 2026-08-27 12:11 | 639234286253196126 |
|
576 ms | 121.194.2.55 |
| 35 | 2026-08-27 11:17 | 639234253963286387 |
|
302 ms | 121.194.2.55 |
| 34 | 2026-08-27 11:00 | 639234243654907465 |
|
272 ms | 121.194.2.55 |
| 33 | 2026-08-27 10:43 | 639234233269654413 |
|
279 ms | 121.194.2.55 |
| 32 | 2026-08-27 10:25 | 639234222943951923 |
|
279 ms | 121.194.2.55 |
| 31 | 2026-08-27 10:08 | 639234212558002823 |
|
545 ms | 121.194.2.55 |
| 30 | 2026-08-27 09:51 | 639234202117531850 |
|
555 ms | 121.194.2.55 |
| 29 | 2026-08-27 09:33 | 639234191649612722 |
|
555 ms | 121.194.2.55 |
| 28 | 2026-08-27 09:16 | 639234181105879568 |
|
270 ms | 121.194.2.55 |
| 27 | 2026-08-27 08:58 | 639234170713214496 |
|
892 ms | 121.194.2.55 |
| 26 | 2026-08-27 08:41 | 639234160341037652 |
|
553 ms | 121.194.2.55 |
| 25 | 2026-08-27 08:24 | 639234149799404224 |
|
273 ms | 121.194.2.55 |
| 24 | 2026-08-27 08:06 | 639234139553286469 |
|
277 ms | 121.194.2.55 |
| 23 | 2026-08-27 07:12 | 639234107183588293 |
|
273 ms | 121.194.2.55 |
| 22 | 2026-08-27 06:55 | 639234096905435724 |
|
541 ms | 121.194.2.55 |
| 21 | 2026-08-27 06:38 | 639234086579410775 |
|
280 ms | 121.194.2.55 |
| 20 | 2026-08-27 06:21 | 639234076291157956 |
|
277 ms | 121.194.2.55 |
| 19 | 2026-08-27 06:04 | 639234065981939454 |
|
561 ms | 121.194.2.55 |
| 18 | 2026-08-27 05:47 | 639234055548642997 |
|
557 ms | 121.194.2.55 |
| 17 | 2026-08-27 05:29 | 639234045267979603 |
|
518 ms | 121.194.2.55 |
| 16 | 2026-08-27 05:12 | 639234034999717463 |
|
671 ms | 121.194.2.55 |
| 15 | 2026-08-27 04:55 | 639234024739225358 |
|
277 ms | 121.194.2.55 |
| 14 | 2026-08-27 04:38 | 639234014311170162 |
|
276 ms | 121.194.2.55 |
| 13 | 2026-08-27 04:20 | 639234003806017640 |
|
524 ms | 121.194.2.55 |
| 12 | 2026-08-27 04:03 | 639233993356203030 |
|
514 ms | 121.194.2.55 |
| 11 | 2026-08-27 03:09 | 639233961301716608 |
|
269 ms | 121.194.2.55 |
| 10 | 2026-08-27 02:52 | 639233950834200647 |
|
539 ms | 121.194.2.55 |
| 9 | 2026-08-27 02:35 | 639233940431849026 |
|
526 ms | 121.194.2.55 |
| 8 | 2026-08-27 02:17 | 639233930110596398 |
|
531 ms | 121.194.2.55 |
| 7 | 2026-08-27 02:00 | 639233919705434540 |
|
1104 ms | 121.194.2.55 |
| 6 | 2026-08-27 01:43 | 639233909452807845 |
|
263 ms | 121.194.2.55 |
| 5 | 2026-08-27 01:26 | 639233899096420820 |
|
533 ms | 121.194.2.55 |
| 4 | 2026-08-27 01:08 | 639233888707824939 |
|
525 ms | 121.194.2.55 |
| 3 | 2026-08-27 00:51 | 639233878461203802 |
|
532 ms | 121.194.2.55 |
| 2 | 2026-08-27 00:34 | 639233868060868209 |
|
277 ms | 121.194.2.55 |
| 1 | 2026-08-27 00:17 | 639233857450922991 |
|
276 ms | 121.194.2.55 |