DNS response history for a.ns.astc-cloud.com

a.ns.astc-cloud.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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 73 successful responses, 0 failed responses, and 398 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 a.ns.astc-cloud.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

398 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

122.221.26.134

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 a.ns.astc-cloud.com

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 23:59 639229527598660841
686 ms 122.221.26.134
72 2026-08-21 23:43 639229517954323214
239 ms 122.221.26.134
71 2026-08-21 23:27 639229508269999021
691 ms 122.221.26.134
70 2026-08-21 23:11 639229498559060171
568 ms 122.221.26.134
69 2026-08-21 22:54 639229488519347586
444 ms 122.221.26.134
68 2026-08-21 22:01 639229456606578934
453 ms 122.221.26.134
67 2026-08-21 21:45 639229446985772499
517 ms 122.221.26.134
66 2026-08-21 21:29 639229437367313098
693 ms 122.221.26.134
65 2026-08-21 21:13 639229427923950391
590 ms 122.221.26.134
64 2026-08-21 20:57 639229418168588854
2 ms 122.221.26.134
63 2026-08-21 20:41 639229408345678334
737 ms 122.221.26.134
62 2026-08-21 20:24 639229398616354648
502 ms 122.221.26.134
61 2026-08-21 20:08 639229388634592323
2 ms 122.221.26.134
60 2026-08-21 19:51 639229378792837692
5 ms 122.221.26.134
59 2026-08-21 19:35 639229369154682311
686 ms 122.221.26.134
58 2026-08-21 19:19 639229359248017926
724 ms 122.221.26.134
57 2026-08-21 19:02 639229349124294642
4 ms 122.221.26.134
56 2026-08-21 18:09 639229317791715692
574 ms 122.221.26.134
55 2026-08-21 17:53 639229308115194575
5 ms 122.221.26.134
54 2026-08-21 17:37 639229298320320558
3 ms 122.221.26.134
53 2026-08-21 17:21 639229288674863221
8 ms 122.221.26.134
52 2026-08-21 17:05 639229278983677079
900 ms 122.221.26.134
51 2026-08-21 16:49 639229269405517175
646 ms 122.221.26.134
50 2026-08-21 16:33 639229259594798244
3 ms 122.221.26.134
49 2026-08-21 16:16 639229249736681188
1019 ms 122.221.26.134
48 2026-08-21 16:00 639229239699417787
929 ms 122.221.26.134
47 2026-08-21 15:43 639229229621964033
445 ms 122.221.26.134
46 2026-08-21 15:26 639229219567270965
710 ms 122.221.26.134
45 2026-08-21 15:09 639229209406666856
706 ms 122.221.26.134
44 2026-08-21 14:16 639229177815876178
677 ms 122.221.26.134
43 2026-08-21 14:00 639229168243572685
3 ms 122.221.26.134
42 2026-08-21 13:44 639229158599856475
3 ms 122.221.26.134
41 2026-08-21 13:28 639229148998940902
495 ms 122.221.26.134
40 2026-08-21 13:12 639229139276923594
509 ms 122.221.26.134
39 2026-08-21 12:56 639229129709912394
4 ms 122.221.26.134
38 2026-08-21 12:40 639229119801488500
4 ms 122.221.26.134
37 2026-08-21 12:23 639229110135262458
478 ms 122.221.26.134
36 2026-08-21 12:07 639229100336051392
9 ms 122.221.26.134
35 2026-08-21 11:51 639229090641415626
680 ms 122.221.26.134
34 2026-08-21 11:34 639229080702683947
685 ms 122.221.26.134
33 2026-08-21 11:18 639229070601456699
5 ms 122.221.26.134
32 2026-08-21 10:24 639229038947447232
4 ms 122.221.26.134
31 2026-08-21 10:09 639229029268708773
3 ms 122.221.26.134
30 2026-08-21 09:52 639229019647910603
680 ms 122.221.26.134
29 2026-08-21 09:36 639229009983843738
4 ms 122.221.26.134
28 2026-08-21 09:20 639229000203331882
4 ms 122.221.26.134
27 2026-08-21 09:04 639228990302335999
3 ms 122.221.26.134
26 2026-08-21 08:47 639228980567740722
2004 ms 122.221.26.134
25 2026-08-21 08:31 639228970762445174
245 ms 122.221.26.134
24 2026-08-21 08:15 639228961065054445
451 ms 122.221.26.134
23 2026-08-21 07:59 639228951224649885
6 ms 122.221.26.134
22 2026-08-21 07:42 639228941303864592
450 ms 122.221.26.134
21 2026-08-21 07:25 639228931191328583
4 ms 122.221.26.134
20 2026-08-21 06:32 639228899518173317
497 ms 122.221.26.134
19 2026-08-21 06:16 639228889785027669
3 ms 122.221.26.134
18 2026-08-21 06:00 639228880106330161
452 ms 122.221.26.134
17 2026-08-21 05:44 639228870316184091
579 ms 122.221.26.134
16 2026-08-21 05:27 639228860695366512
4 ms 122.221.26.134
15 2026-08-21 05:11 639228851027209500
2 ms 122.221.26.134
14 2026-08-21 04:55 639228841479265462
2 ms 122.221.26.134
13 2026-08-21 04:39 639228831752962260
4 ms 122.221.26.134
12 2026-08-21 04:23 639228821953295483
441 ms 122.221.26.134
11 2026-08-21 04:07 639228812227429953
438 ms 122.221.26.134
10 2026-08-21 03:51 639228802476107538
707 ms 122.221.26.134
9 2026-08-21 03:34 639228792525492032
698 ms 122.221.26.134
8 2026-08-21 02:42 639228761131421385
547 ms 122.221.26.134
7 2026-08-21 02:26 639228751571206692
682 ms 122.221.26.134
6 2026-08-21 02:09 639228741705571019
700 ms 122.221.26.134
5 2026-08-21 01:53 639228731642208228
678 ms 122.221.26.134
4 2026-08-21 01:00 639228700387002072
558 ms 122.221.26.134
3 2026-08-21 00:44 639228690742014433
474 ms 122.221.26.134
2 2026-08-21 00:28 639228680877937122
713 ms 122.221.26.134
1 2026-08-21 00:11 639228670775860800
2 ms 122.221.26.134