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 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 57 successful responses, 0 failed responses, and 426 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

57

Historical checks stored for this nameserver on selected date

Average Latency

426 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:19

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

57

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 2026-08-20 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
57 2026-08-20 23:19 639228639850033448
3 ms 122.221.26.134
56 2026-08-20 23:03 639228630204271870
706 ms 122.221.26.134
55 2026-08-20 22:47 639228620295091135
711 ms 122.221.26.134
54 2026-08-20 22:30 639228610298336915
706 ms 122.221.26.134
53 2026-08-20 21:38 639228578917047616
574 ms 122.221.26.134
52 2026-08-20 21:22 639228569046445709
240 ms 122.221.26.134
51 2026-08-20 21:05 639228558946830986
671 ms 122.221.26.134
50 2026-08-20 20:48 639228548977359217
680 ms 122.221.26.134
49 2026-08-20 19:56 639228517494157668
564 ms 122.221.26.134
48 2026-08-20 19:39 639228507374116892
735 ms 122.221.26.134
47 2026-08-20 19:22 639228497315154893
716 ms 122.221.26.134
46 2026-08-20 19:05 639228487287648341
686 ms 122.221.26.134
45 2026-08-20 18:13 639228455828123788
677 ms 122.221.26.134
44 2026-08-20 17:57 639228445900082244
6 ms 122.221.26.134
43 2026-08-20 17:40 639228435866352323
7 ms 122.221.26.134
42 2026-08-20 17:23 639228425802273151
711 ms 122.221.26.134
41 2026-08-20 16:30 639228393616324230
455 ms 122.221.26.134
40 2026-08-20 16:13 639228383590408693
672 ms 122.221.26.134
39 2026-08-20 15:56 639228373471467474
689 ms 122.221.26.134
38 2026-08-20 15:39 639228363426647311
697 ms 122.221.26.134
37 2026-08-20 14:46 639228331681701910
581 ms 122.221.26.134
36 2026-08-20 14:29 639228321714746824
692 ms 122.221.26.134
35 2026-08-20 14:13 639228311652090262
704 ms 122.221.26.134
34 2026-08-20 13:56 639228301670088587
703 ms 122.221.26.134
33 2026-08-20 13:03 639228269987976710
482 ms 122.221.26.134
32 2026-08-20 12:47 639228260009452308
4 ms 122.221.26.134
31 2026-08-20 12:30 639228249661740894
6 ms 122.221.26.134
30 2026-08-20 12:12 639228239552680346
442 ms 122.221.26.134
29 2026-08-20 11:19 639228207667580819
694 ms 122.221.26.134
28 2026-08-20 11:03 639228197494011560
480 ms 122.221.26.134
27 2026-08-20 10:46 639228187497039939
700 ms 122.221.26.134
26 2026-08-20 10:29 639228177408432646
712 ms 122.221.26.134
25 2026-08-20 09:37 639228146356166262
3 ms 122.221.26.134
24 2026-08-20 09:21 639228136541505712
438 ms 122.221.26.134
23 2026-08-20 09:04 639228126519136598
474 ms 122.221.26.134
22 2026-08-20 08:47 639228116537148885
483 ms 122.221.26.134
21 2026-08-20 07:55 639228085320764351
3 ms 122.221.26.134
20 2026-08-20 07:39 639228075444604839
3 ms 122.221.26.134
19 2026-08-20 07:22 639228065615498985
233 ms 122.221.26.134
18 2026-08-20 07:06 639228055675321422
485 ms 122.221.26.134
17 2026-08-20 06:14 639228024230839396
679 ms 122.221.26.134
16 2026-08-20 05:57 639228014720406505
4 ms 122.221.26.134
15 2026-08-20 05:41 639228004930827030
727 ms 122.221.26.134
14 2026-08-20 05:25 639227995103340154
3 ms 122.221.26.134
13 2026-08-20 04:33 639227963811374894
4 ms 122.221.26.134
12 2026-08-20 04:17 639227954132571365
484 ms 122.221.26.134
11 2026-08-20 04:00 639227944541208342
3 ms 122.221.26.134
10 2026-08-20 03:44 639227934657213484
3 ms 122.221.26.134
9 2026-08-20 02:52 639227903628145469
3 ms 122.221.26.134
8 2026-08-20 02:36 639227893995483475
477 ms 122.221.26.134
7 2026-08-20 02:20 639227884280244209
688 ms 122.221.26.134
6 2026-08-20 02:04 639227874371147132
992 ms 122.221.26.134
5 2026-08-20 01:12 639227843224256432
3 ms 122.221.26.134
4 2026-08-20 00:56 639227833720403506
3 ms 122.221.26.134
3 2026-08-20 00:40 639227824170728278
445 ms 122.221.26.134
2 2026-08-20 00:24 639227814865867570
507 ms 122.221.26.134
1 2026-08-20 00:08 639227805445376839
3 ms 122.221.26.134