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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 551 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
74
Historical checks stored for this nameserver on selected date
Average Latency
551 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-19 23:53
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
74
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 2026-08-19 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 |
|---|---|---|---|---|---|
| 74 | 2026-08-19 23:53 | 639227795899225951 |
|
479 ms | 170.33.12.185 |
| 73 | 2026-08-19 23:37 | 639227786351762008 |
|
782 ms | 170.33.12.185 |
| 72 | 2026-08-19 23:21 | 639227776640591733 |
|
708 ms | 170.33.12.185 |
| 71 | 2026-08-19 23:05 | 639227767128841282 |
|
250 ms | 170.33.12.185 |
| 70 | 2026-08-19 22:49 | 639227757477304711 |
|
327 ms | 170.33.12.185 |
| 69 | 2026-08-19 22:33 | 639227747572098014 |
|
252 ms | 170.33.12.185 |
| 68 | 2026-08-19 22:16 | 639227737588613113 |
|
708 ms | 170.33.12.185 |
| 67 | 2026-08-19 21:24 | 639227706134603955 |
|
475 ms | 170.33.12.185 |
| 66 | 2026-08-19 21:08 | 639227696589027396 |
|
270 ms | 170.33.12.185 |
| 65 | 2026-08-19 20:52 | 639227687097707639 |
|
281 ms | 170.33.12.185 |
| 64 | 2026-08-19 20:36 | 639227677474464487 |
|
243 ms | 170.33.12.185 |
| 63 | 2026-08-19 20:20 | 639227667767441118 |
|
515 ms | 170.33.12.185 |
| 62 | 2026-08-19 20:03 | 639227657984833832 |
|
249 ms | 170.33.12.185 |
| 61 | 2026-08-19 19:47 | 639227648079992640 |
|
471 ms | 170.33.12.185 |
| 60 | 2026-08-19 19:31 | 639227638125048441 |
|
248 ms | 170.33.12.185 |
| 59 | 2026-08-19 19:14 | 639227628211392142 |
|
529 ms | 170.33.12.185 |
| 58 | 2026-08-19 18:57 | 639227618261696275 |
|
517 ms | 170.33.12.185 |
| 57 | 2026-08-19 18:41 | 639227608366233645 |
|
391 ms | 170.33.12.185 |
| 56 | 2026-08-19 18:24 | 639227598301787588 |
|
554 ms | 170.33.12.185 |
| 55 | 2026-08-19 17:31 | 639227566241010716 |
|
572 ms | 170.33.12.185 |
| 54 | 2026-08-19 17:14 | 639227556454538959 |
|
616 ms | 170.33.12.185 |
| 53 | 2026-08-19 16:58 | 639227546640305542 |
|
553 ms | 170.33.12.185 |
| 52 | 2026-08-19 16:42 | 639227536965466472 |
|
618 ms | 170.33.12.185 |
| 51 | 2026-08-19 16:25 | 639227527048658280 |
|
593 ms | 170.33.12.185 |
| 50 | 2026-08-19 16:09 | 639227517386634438 |
|
690 ms | 170.33.12.185 |
| 49 | 2026-08-19 15:53 | 639227507459551637 |
|
530 ms | 170.33.12.185 |
| 48 | 2026-08-19 15:36 | 639227497515595277 |
|
916 ms | 170.33.12.185 |
| 47 | 2026-08-19 15:19 | 639227487441798036 |
|
268 ms | 170.33.12.185 |
| 46 | 2026-08-19 15:03 | 639227477445551863 |
|
278 ms | 170.33.12.185 |
| 45 | 2026-08-19 14:46 | 639227467297067891 |
|
1205 ms | 170.33.12.185 |
| 44 | 2026-08-19 14:29 | 639227457057795635 |
|
943 ms | 170.33.12.185 |
| 43 | 2026-08-19 13:36 | 639227425244777397 |
|
920 ms | 170.33.12.185 |
| 42 | 2026-08-19 13:19 | 639227415422116485 |
|
679 ms | 170.33.12.185 |
| 41 | 2026-08-19 13:02 | 639227405307256053 |
|
268 ms | 170.33.12.185 |
| 40 | 2026-08-19 12:46 | 639227395396602630 |
|
529 ms | 170.33.12.185 |
| 39 | 2026-08-19 12:29 | 639227385510363611 |
|
532 ms | 170.33.12.185 |
| 38 | 2026-08-19 12:13 | 639227375508324850 |
|
271 ms | 170.33.12.185 |
| 37 | 2026-08-19 11:56 | 639227365326611906 |
|
585 ms | 170.33.12.185 |
| 36 | 2026-08-19 11:39 | 639227355360014208 |
|
962 ms | 170.33.12.185 |
| 35 | 2026-08-19 11:22 | 639227345036782165 |
|
264 ms | 170.33.12.185 |
| 34 | 2026-08-19 11:05 | 639227334992964533 |
|
652 ms | 170.33.12.185 |
| 33 | 2026-08-19 10:49 | 639227324986605572 |
|
565 ms | 170.33.12.185 |
| 32 | 2026-08-19 10:32 | 639227314928414539 |
|
593 ms | 170.33.12.185 |
| 31 | 2026-08-19 09:38 | 639227283029182134 |
|
540 ms | 170.33.12.185 |
| 30 | 2026-08-19 09:22 | 639227273294779350 |
|
957 ms | 170.33.12.185 |
| 29 | 2026-08-19 09:06 | 639227263525231313 |
|
284 ms | 170.33.12.185 |
| 28 | 2026-08-19 08:49 | 639227253578313363 |
|
881 ms | 170.33.12.185 |
| 27 | 2026-08-19 08:33 | 639227243649973322 |
|
555 ms | 170.33.12.185 |
| 26 | 2026-08-19 08:16 | 639227233581059317 |
|
975 ms | 170.33.12.185 |
| 25 | 2026-08-19 08:00 | 639227223667352067 |
|
295 ms | 170.33.12.185 |
| 24 | 2026-08-19 07:43 | 639227213714837066 |
|
549 ms | 170.33.12.185 |
| 23 | 2026-08-19 07:26 | 639227203701208496 |
|
656 ms | 170.33.12.185 |
| 22 | 2026-08-19 07:10 | 639227193643202179 |
|
577 ms | 170.33.12.185 |
| 21 | 2026-08-19 06:53 | 639227183584431597 |
|
265 ms | 170.33.12.185 |
| 20 | 2026-08-19 06:36 | 639227173347403088 |
|
927 ms | 170.33.12.185 |
| 19 | 2026-08-19 05:42 | 639227141523007601 |
|
970 ms | 170.33.12.185 |
| 18 | 2026-08-19 05:26 | 639227131785931574 |
|
523 ms | 170.33.12.185 |
| 17 | 2026-08-19 05:10 | 639227122176475389 |
|
288 ms | 170.33.12.185 |
| 16 | 2026-08-19 04:54 | 639227112668934596 |
|
252 ms | 170.33.12.185 |
| 15 | 2026-08-19 04:38 | 639227102773292788 |
|
969 ms | 170.33.12.185 |
| 14 | 2026-08-19 04:22 | 639227093141136930 |
|
925 ms | 170.33.12.185 |
| 13 | 2026-08-19 04:06 | 639227083449420147 |
|
253 ms | 170.33.12.185 |
| 12 | 2026-08-19 03:50 | 639227073771748493 |
|
584 ms | 170.33.12.185 |
| 11 | 2026-08-19 03:33 | 639227063977347614 |
|
557 ms | 170.33.12.185 |
| 10 | 2026-08-19 03:17 | 639227054253519024 |
|
778 ms | 170.33.12.185 |
| 9 | 2026-08-19 03:01 | 639227044381963886 |
|
530 ms | 170.33.12.185 |
| 8 | 2026-08-19 02:44 | 639227034441085514 |
|
592 ms | 170.33.12.185 |
| 7 | 2026-08-19 01:52 | 639227003126489968 |
|
269 ms | 170.33.12.185 |
| 6 | 2026-08-19 01:36 | 639226993456311614 |
|
548 ms | 170.33.12.185 |
| 5 | 2026-08-19 01:20 | 639226983847312345 |
|
270 ms | 170.33.12.185 |
| 4 | 2026-08-19 01:04 | 639226974357874853 |
|
573 ms | 170.33.12.185 |
| 3 | 2026-08-19 00:48 | 639226964670484721 |
|
262 ms | 170.33.12.185 |
| 2 | 2026-08-19 00:32 | 639226954857899696 |
|
788 ms | 170.33.12.185 |
| 1 | 2026-08-19 00:15 | 639226945091603488 |
|
533 ms | 170.33.12.185 |