DNS response history for ns2.a2sys.co

ns2.a2sys.co 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 74 DNS check records, 73 successful responses, 1 failed responses, and 186 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.a2sys.co.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

186 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

139.99.122.116

Most recently resolved hosting IP on selected date

Successful Responses

73

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 ns2.a2sys.co

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
74 2026-08-22 23:46 639230391807229016
17 ms 139.99.122.116
73 2026-08-22 23:30 639230382051619327
47 ms 139.99.122.116
72 2026-08-22 23:14 639230372323353529
25 ms 139.99.122.116
71 2026-08-22 22:58 639230362586451064
12 ms 139.99.122.116
70 2026-08-22 22:41 639230352793666303
30 ms 139.99.122.116
69 2026-08-22 22:25 639230342775737758
8 ms 139.99.122.116
68 2026-08-22 22:08 639230332639939561
43 ms 139.99.122.116
67 2026-08-22 21:15 639230301014190104
55 ms 139.99.122.116
66 2026-08-22 20:58 639230291048161498
4034 ms 139.99.122.116
65 2026-08-22 20:41 639230280894353664
60 ms 139.99.122.116
64 2026-08-22 20:24 639230270699419073
78 ms 139.99.122.116
63 2026-08-22 20:07 639230260248163050
6 ms 139.99.122.116
62 2026-08-22 19:50 639230250122494282
26 ms 139.99.122.116
61 2026-08-22 19:33 639230239972935046
49 ms 139.99.122.116
60 2026-08-22 19:16 639230229963262464
39 ms 139.99.122.116
59 2026-08-22 19:00 639230220033804658
11 ms 139.99.122.116
58 2026-08-22 18:43 639230209891107289
23 ms 139.99.122.116
57 2026-08-22 18:26 639230199630298717
4 ms 139.99.122.116
56 2026-08-22 18:09 639230189301984150
44 ms 139.99.122.116
55 2026-08-22 17:15 639230157138468804
14 ms 139.99.122.116
54 2026-08-22 16:58 639230146987869495
23 ms 139.99.122.116
53 2026-08-22 16:41 639230136768638516
2029 ms 139.99.122.116
52 2026-08-22 16:25 639230126735907877
78 ms 139.99.122.116
51 2026-08-22 16:07 639230116551187768
16 ms 139.99.122.116
50 2026-08-22 15:50 639230106335615913
45 ms 139.99.122.116
49 2026-08-22 15:34 639230096177758176
3549 ms 139.99.122.116
48 2026-08-22 15:17 639230086185999993
31 ms 139.99.122.116
47 2026-08-22 15:00 639230076247854903
32 ms 139.99.122.116
46 2026-08-22 14:43 639230066076077530
6 ms 139.99.122.116
45 2026-08-22 14:26 639230055738197328
32 ms 139.99.122.116
44 2026-08-22 14:09 639230045411225521
56 ms 139.99.122.116
43 2026-08-22 13:15 639230013046000470
33 ms 139.99.122.116
42 2026-08-22 12:58 639230003090037878
6 ms 139.99.122.116
41 2026-08-22 12:42 639229993008259475
18 ms 139.99.122.116
40 2026-08-22 12:25 639229982909449470
65 ms 139.99.122.116
39 2026-08-22 12:08 639229973035502212
6 ms 139.99.122.116
38 2026-08-22 11:52 639229963064296145
2062 ms 139.99.122.116
37 2026-08-22 11:35 639229952996162143
32 ms 139.99.122.116
36 2026-08-22 11:18 639229943051949195
12 ms 139.99.122.116
35 2026-08-22 11:01 639229932919214934
16 ms 139.99.122.116
34 2026-08-22 10:44 639229922745889838
54 ms 139.99.122.116
33 2026-08-22 10:28 639229912587214796
16 ms 139.99.122.116
32 2026-08-22 10:10 639229902240004454
10 ms 139.99.122.116
31 2026-08-22 09:18 639229870800501662
17 ms 139.99.122.116
30 2026-08-22 09:02 639229861058384956
35 ms 139.99.122.116
29 2026-08-22 08:45 639229851158592604
72 ms 139.99.122.116
28 2026-08-22 08:29 639229841475569629
10 ms 139.99.122.116
27 2026-08-22 08:13 639229831887658471
19 ms 139.99.122.116
26 2026-08-22 07:57 639229822043670346
26 ms 139.99.122.116
25 2026-08-22 07:40 639229812327913936
12 ms 139.99.122.116
24 2026-08-22 07:24 639229802629488686
22 ms 139.99.122.116
23 2026-08-22 07:08 639229793051447309
34 ms 139.99.122.116
22 2026-08-22 06:52 639229783303531961
59 ms 139.99.122.116
21 2026-08-22 06:36 639229773458051942
29 ms 139.99.122.116
20 2026-08-22 06:19 639229763373848056
17 ms 139.99.122.116
19 2026-08-22 05:27 639229732140622809
17 ms 139.99.122.116
18 2026-08-22 05:11 639229722699695967
13 ms 139.99.122.116
17 2026-08-22 04:55 639229713097498075
37 ms 139.99.122.116
16 2026-08-22 04:39 639229703543969637
43 ms 139.99.122.116
15 2026-08-22 04:23 639229693970392873
43 ms 139.99.122.116
14 2026-08-22 04:07 639229684277329469
4 ms 139.99.122.116
13 2026-08-22 03:51 639229674501596661
46 ms 139.99.122.116
12 2026-08-22 03:35 639229665064441147
-
11 2026-08-22 03:19 639229655507536872
11 ms 139.99.122.116
10 2026-08-22 03:03 639229645849603111
53 ms 139.99.122.116
9 2026-08-22 02:47 639229636090497453
16 ms 139.99.122.116
8 2026-08-22 02:30 639229625978544281
19 ms 139.99.122.116
7 2026-08-22 01:38 639229594644662176
17 ms 139.99.122.116
6 2026-08-22 01:22 639229585214633065
23 ms 139.99.122.116
5 2026-08-22 01:06 639229575581042175
5 ms 139.99.122.116
4 2026-08-22 00:50 639229565912268962
4 ms 139.99.122.116
3 2026-08-22 00:34 639229556237813203
13 ms 139.99.122.116
2 2026-08-22 00:18 639229546625802518
16 ms 139.99.122.116
1 2026-08-22 00:02 639229537172016621
7 ms 139.99.122.116