History for ns2.null.cn
Domain: null.cn • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns2.null.cn
ns2.null.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 2026-08-22. For this date, NameServerHistory found 73 DNS check records, 73 successful responses, 0 failed responses, and 658 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.null.cn.
Records on Selected Date
73
Historical checks stored for this nameserver on selected date
Average Latency
658 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-22 23:44
All timestamps shown in UTC
Latest Resolved IP on Selected Date
170.33.12.185
Most recently resolved hosting IP on selected date
Successful Responses
73
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.null.cn
Showing DNS history for 2026-08-22 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 |
|---|---|---|---|---|---|
| 73 | 2026-08-22 23:44 | 639230382051619327 |
|
753 ms | 170.33.12.185 |
| 72 | 2026-08-22 23:27 | 639230372323353529 |
|
255 ms | 170.33.12.185 |
| 71 | 2026-08-22 23:11 | 639230362586451064 |
|
785 ms | 170.33.12.185 |
| 70 | 2026-08-22 22:55 | 639230352793666303 |
|
281 ms | 170.33.12.185 |
| 69 | 2026-08-22 22:38 | 639230342775737758 |
|
792 ms | 170.33.12.185 |
| 68 | 2026-08-22 22:22 | 639230332639939561 |
|
785 ms | 170.33.12.185 |
| 67 | 2026-08-22 21:29 | 639230301014190104 |
|
518 ms | 170.33.12.185 |
| 66 | 2026-08-22 21:12 | 639230291048161498 |
|
541 ms | 170.33.12.185 |
| 65 | 2026-08-22 20:55 | 639230280894353664 |
|
575 ms | 170.33.12.185 |
| 64 | 2026-08-22 20:38 | 639230270699419073 |
|
274 ms | 170.33.12.185 |
| 63 | 2026-08-22 20:21 | 639230260248163050 |
|
553 ms | 170.33.12.185 |
| 62 | 2026-08-22 20:04 | 639230250122494282 |
|
507 ms | 170.33.12.185 |
| 61 | 2026-08-22 19:47 | 639230239972935046 |
|
271 ms | 170.33.12.185 |
| 60 | 2026-08-22 19:30 | 639230229963262464 |
|
539 ms | 170.33.12.185 |
| 59 | 2026-08-22 19:14 | 639230220033804658 |
|
555 ms | 170.33.12.185 |
| 58 | 2026-08-22 18:57 | 639230209891107289 |
|
504 ms | 170.33.12.185 |
| 57 | 2026-08-22 18:40 | 639230199630298717 |
|
557 ms | 170.33.12.185 |
| 56 | 2026-08-22 18:23 | 639230189301984150 |
|
600 ms | 170.33.12.185 |
| 55 | 2026-08-22 17:29 | 639230157138468804 |
|
636 ms | 170.33.12.185 |
| 54 | 2026-08-22 17:12 | 639230146987869495 |
|
594 ms | 170.33.12.185 |
| 53 | 2026-08-22 16:55 | 639230136768638516 |
|
698 ms | 170.33.12.185 |
| 52 | 2026-08-22 16:38 | 639230126735907877 |
|
584 ms | 170.33.12.185 |
| 51 | 2026-08-22 16:21 | 639230116551187768 |
|
599 ms | 170.33.12.185 |
| 50 | 2026-08-22 16:05 | 639230106335615913 |
|
582 ms | 170.33.12.185 |
| 49 | 2026-08-22 15:47 | 639230096177758176 |
|
2517 ms | 170.33.12.185 |
| 48 | 2026-08-22 15:31 | 639230086185999993 |
|
556 ms | 170.33.12.185 |
| 47 | 2026-08-22 15:14 | 639230076247854903 |
|
613 ms | 170.33.12.185 |
| 46 | 2026-08-22 14:57 | 639230066076077530 |
|
1717 ms | 170.33.12.185 |
| 45 | 2026-08-22 14:40 | 639230055738197328 |
|
988 ms | 170.33.12.185 |
| 44 | 2026-08-22 14:23 | 639230045411225521 |
|
593 ms | 170.33.12.185 |
| 43 | 2026-08-22 13:29 | 639230013046000470 |
|
946 ms | 170.33.12.185 |
| 42 | 2026-08-22 13:12 | 639230003090037878 |
|
942 ms | 170.33.12.185 |
| 41 | 2026-08-22 12:55 | 639229993008259475 |
|
1110 ms | 170.33.12.185 |
| 40 | 2026-08-22 12:39 | 639229982909449470 |
|
574 ms | 170.33.12.185 |
| 39 | 2026-08-22 12:22 | 639229973035502212 |
|
523 ms | 170.33.12.185 |
| 38 | 2026-08-22 12:05 | 639229963064296145 |
|
1242 ms | 170.33.12.185 |
| 37 | 2026-08-22 11:49 | 639229952996162143 |
|
529 ms | 170.33.12.185 |
| 36 | 2026-08-22 11:32 | 639229943051949195 |
|
590 ms | 170.33.12.185 |
| 35 | 2026-08-22 11:15 | 639229932919214934 |
|
564 ms | 170.33.12.185 |
| 34 | 2026-08-22 10:59 | 639229922745889838 |
|
574 ms | 170.33.12.185 |
| 33 | 2026-08-22 10:42 | 639229912587214796 |
|
570 ms | 170.33.12.185 |
| 32 | 2026-08-22 10:24 | 639229902240004454 |
|
575 ms | 170.33.12.185 |
| 31 | 2026-08-22 09:32 | 639229870800501662 |
|
1001 ms | 170.33.12.185 |
| 30 | 2026-08-22 09:15 | 639229861058384956 |
|
551 ms | 170.33.12.185 |
| 29 | 2026-08-22 08:59 | 639229851158592604 |
|
283 ms | 170.33.12.185 |
| 28 | 2026-08-22 08:43 | 639229841475569629 |
|
566 ms | 170.33.12.185 |
| 27 | 2026-08-22 08:26 | 639229831887658471 |
|
540 ms | 170.33.12.185 |
| 26 | 2026-08-22 08:10 | 639229822043670346 |
|
493 ms | 170.33.12.185 |
| 25 | 2026-08-22 07:54 | 639229812327913936 |
|
529 ms | 170.33.12.185 |
| 24 | 2026-08-22 07:38 | 639229802629488686 |
|
851 ms | 170.33.12.185 |
| 23 | 2026-08-22 07:22 | 639229793051447309 |
|
591 ms | 170.33.12.185 |
| 22 | 2026-08-22 07:06 | 639229783303531961 |
|
260 ms | 170.33.12.185 |
| 21 | 2026-08-22 06:49 | 639229773458051942 |
|
510 ms | 170.33.12.185 |
| 20 | 2026-08-22 06:33 | 639229763373848056 |
|
1220 ms | 170.33.12.185 |
| 19 | 2026-08-22 05:40 | 639229732140622809 |
|
587 ms | 170.33.12.185 |
| 18 | 2026-08-22 05:24 | 639229722699695967 |
|
517 ms | 170.33.12.185 |
| 17 | 2026-08-22 05:09 | 639229713097498075 |
|
525 ms | 170.33.12.185 |
| 16 | 2026-08-22 04:53 | 639229703543969637 |
|
549 ms | 170.33.12.185 |
| 15 | 2026-08-22 04:37 | 639229693970392873 |
|
496 ms | 170.33.12.185 |
| 14 | 2026-08-22 04:21 | 639229684277329469 |
|
1733 ms | 170.33.12.185 |
| 13 | 2026-08-22 04:04 | 639229674501596661 |
|
273 ms | 170.33.12.185 |
| 12 | 2026-08-22 03:48 | 639229665064441147 |
|
278 ms | 170.33.12.185 |
| 11 | 2026-08-22 03:32 | 639229655507536872 |
|
1802 ms | 170.33.12.185 |
| 10 | 2026-08-22 03:16 | 639229645849603111 |
|
273 ms | 170.33.12.185 |
| 9 | 2026-08-22 03:00 | 639229636090497453 |
|
556 ms | 170.33.12.185 |
| 8 | 2026-08-22 02:44 | 639229625978544281 |
|
572 ms | 170.33.12.185 |
| 7 | 2026-08-22 01:51 | 639229594644662176 |
|
763 ms | 170.33.12.185 |
| 6 | 2026-08-22 01:35 | 639229585214633065 |
|
289 ms | 170.33.12.185 |
| 5 | 2026-08-22 01:19 | 639229575581042175 |
|
266 ms | 170.33.12.185 |
| 4 | 2026-08-22 01:03 | 639229565912268962 |
|
523 ms | 170.33.12.185 |
| 3 | 2026-08-22 00:47 | 639229556237813203 |
|
750 ms | 170.33.12.185 |
| 2 | 2026-08-22 00:31 | 639229546625802518 |
|
551 ms | 170.33.12.185 |
| 1 | 2026-08-22 00:15 | 639229537172016621 |
|
267 ms | 170.33.12.185 |