DNS response history for mx.cstnet.cn

mx.cstnet.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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 72 successful responses, 1 failed responses, and 392 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 mx.cstnet.cn.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

392 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:51

All timestamps shown in UTC

Latest Resolved IP on Selected Date

159.226.251.12

Most recently resolved hosting IP on selected date

Successful Responses

72

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for mx.cstnet.cn

Showing DNS history for 2026-08-21 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 2026-08-21 23:51 639229527598660841
7 ms 159.226.251.12
72 2026-08-21 23:35 639229517954323214
-
71 2026-08-21 23:18 639229508269999021
340 ms 159.226.251.12
70 2026-08-21 23:02 639229498559060171
9 ms 159.226.251.12
69 2026-08-21 22:45 639229488519347586
7 ms 159.226.251.12
68 2026-08-21 21:52 639229456606578934
4 ms 159.226.251.12
67 2026-08-21 21:36 639229446985772499
10 ms 159.226.251.12
66 2026-08-21 21:20 639229437367313098
341 ms 159.226.251.12
65 2026-08-21 21:04 639229427923950391
24 ms 159.226.251.12
64 2026-08-21 20:48 639229418168588854
4 ms 159.226.251.12
63 2026-08-21 20:32 639229408345678334
586 ms 159.226.251.12
62 2026-08-21 20:15 639229398616354648
36 ms 159.226.251.12
61 2026-08-21 19:59 639229388634592323
45 ms 159.226.251.12
60 2026-08-21 19:43 639229378792837692
7 ms 159.226.251.12
59 2026-08-21 19:26 639229369154682311
290 ms 159.226.251.12
58 2026-08-21 19:10 639229359248017926
36 ms 159.226.251.12
57 2026-08-21 18:53 639229349124294642
25 ms 159.226.251.12
56 2026-08-21 18:01 639229317791715692
7 ms 159.226.251.12
55 2026-08-21 17:45 639229308115194575
11 ms 159.226.251.12
54 2026-08-21 17:28 639229298320320558
3 ms 159.226.251.12
53 2026-08-21 17:12 639229288674863221
13 ms 159.226.251.12
52 2026-08-21 16:56 639229278983677079
1837 ms 159.226.251.12
51 2026-08-21 16:40 639229269405517175
2012 ms 159.226.251.12
50 2026-08-21 16:24 639229259594798244
267 ms 159.226.251.12
49 2026-08-21 16:07 639229249736681188
8 ms 159.226.251.12
48 2026-08-21 15:51 639229239699417787
3 ms 159.226.251.12
47 2026-08-21 15:34 639229229621964033
305 ms 159.226.251.12
46 2026-08-21 15:17 639229219567270965
2247 ms 159.226.251.12
45 2026-08-21 15:00 639229209406666856
2282 ms 159.226.251.12
44 2026-08-21 14:08 639229177815876178
234 ms 159.226.251.12
43 2026-08-21 13:51 639229168243572685
98 ms 159.226.251.12
42 2026-08-21 13:36 639229158599856475
37 ms 159.226.251.12
41 2026-08-21 13:19 639229148998940902
33 ms 159.226.251.12
40 2026-08-21 13:03 639229139276923594
9 ms 159.226.251.12
39 2026-08-21 12:47 639229129709912394
4 ms 159.226.251.12
38 2026-08-21 12:31 639229119801488500
830 ms 159.226.251.12
37 2026-08-21 12:15 639229110135262458
4 ms 159.226.251.12
36 2026-08-21 11:58 639229100336051392
7 ms 159.226.251.12
35 2026-08-21 11:42 639229090641415626
20 ms 159.226.251.12
34 2026-08-21 11:26 639229080702683947
23 ms 159.226.251.12
33 2026-08-21 11:09 639229070601456699
5 ms 159.226.251.12
32 2026-08-21 10:16 639229038947447232
9 ms 159.226.251.12
31 2026-08-21 10:00 639229029268708773
4008 ms 159.226.251.12
30 2026-08-21 09:44 639229019647910603
25 ms 159.226.251.12
29 2026-08-21 09:28 639229009983843738
46 ms 159.226.251.12
28 2026-08-21 09:12 639229000203331882
2238 ms 159.226.251.12
27 2026-08-21 08:55 639228990302335999
318 ms 159.226.251.12
26 2026-08-21 08:39 639228980567740722
267 ms 159.226.251.12
25 2026-08-21 08:22 639228970762445174
2032 ms 159.226.251.12
24 2026-08-21 08:06 639228961065054445
18 ms 159.226.251.12
23 2026-08-21 07:50 639228951224649885
6 ms 159.226.251.12
22 2026-08-21 07:33 639228941303864592
251 ms 159.226.251.12
21 2026-08-21 07:16 639228931191328583
346 ms 159.226.251.12
20 2026-08-21 06:24 639228899518173317
4 ms 159.226.251.12
19 2026-08-21 06:07 639228889785027669
12 ms 159.226.251.12
18 2026-08-21 05:51 639228880106330161
3 ms 159.226.251.12
17 2026-08-21 05:35 639228870316184091
2013 ms 159.226.251.12
16 2026-08-21 05:19 639228860695366512
26 ms 159.226.251.12
15 2026-08-21 05:03 639228851027209500
9 ms 159.226.251.12
14 2026-08-21 04:47 639228841479265462
40 ms 159.226.251.12
13 2026-08-21 04:31 639228831752962260
2482 ms 159.226.251.12
12 2026-08-21 04:14 639228821953295483
10 ms 159.226.251.12
11 2026-08-21 03:58 639228812227429953
343 ms 159.226.251.12
10 2026-08-21 03:42 639228802476107538
311 ms 159.226.251.12
9 2026-08-21 03:25 639228792525492032
42 ms 159.226.251.12
8 2026-08-21 02:33 639228761131421385
2 ms 159.226.251.12
7 2026-08-21 02:17 639228751571206692
318 ms 159.226.251.12
6 2026-08-21 02:01 639228741705571019
295 ms 159.226.251.12
5 2026-08-21 01:44 639228731642208228
225 ms 159.226.251.12
4 2026-08-21 00:52 639228700387002072
233 ms 159.226.251.12
3 2026-08-21 00:36 639228690742014433
32 ms 159.226.251.12
2 2026-08-21 00:19 639228680877937122
218 ms 159.226.251.12
1 2026-08-21 00:02 639228670775860800
3 ms 159.226.251.12