DNS response history for ns.sys.ac

ns.sys.ac 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 2026-08-10. For this date, NameServerHistory found 81 DNS check records, 81 successful responses, 0 failed responses, and 466 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 ns.sys.ac.
Records on Selected Date

81

Historical checks stored for this nameserver on selected date

Average Latency

466 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

153.126.142.66

Most recently resolved hosting IP on selected date

Successful Responses

81

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 ns.sys.ac

Showing DNS history for 2026-08-10 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
81 2026-08-10 23:49 639220018272941900
554 ms 153.126.142.66
80 2026-08-10 23:34 639220009109892969
798 ms 153.126.142.66
79 2026-08-10 23:19 639220000040489788
812 ms 153.126.142.66
78 2026-08-10 23:04 639219991197135747
803 ms 153.126.142.66
77 2026-08-10 22:49 639219982104540014
809 ms 153.126.142.66
76 2026-08-10 22:34 639219973150300215
815 ms 153.126.142.66
75 2026-08-10 22:19 639219964188486697
3 ms 153.126.142.66
74 2026-08-10 22:04 639219954995921784
2307 ms 153.126.142.66
73 2026-08-10 21:49 639219945559908104
807 ms 153.126.142.66
72 2026-08-10 20:56 639219914137782273
3 ms 153.126.142.66
71 2026-08-10 20:41 639219904858355064
555 ms 153.126.142.66
70 2026-08-10 20:25 639219895655263396
5 ms 153.126.142.66
69 2026-08-10 20:10 639219886527091074
255 ms 153.126.142.66
68 2026-08-10 19:55 639219877343266628
828 ms 153.126.142.66
67 2026-08-10 19:39 639219868177358195
4 ms 153.126.142.66
66 2026-08-10 19:24 639219859159581515
1083 ms 153.126.142.66
65 2026-08-10 19:09 639219850124020182
821 ms 153.126.142.66
64 2026-08-10 18:54 639219840940124840
798 ms 153.126.142.66
63 2026-08-10 18:38 639219831829876486
3 ms 153.126.142.66
62 2026-08-10 18:23 639219822587759143
565 ms 153.126.142.66
61 2026-08-10 18:08 639219813247114428
566 ms 153.126.142.66
60 2026-08-10 17:15 639219781959606396
256 ms 153.126.142.66
59 2026-08-10 17:00 639219772658305431
255 ms 153.126.142.66
58 2026-08-10 16:45 639219763454523027
256 ms 153.126.142.66
57 2026-08-10 16:29 639219754279127815
548 ms 153.126.142.66
56 2026-08-10 16:14 639219745087467767
1128 ms 153.126.142.66
55 2026-08-10 15:59 639219735900678107
559 ms 153.126.142.66
54 2026-08-10 15:43 639219726531461979
302 ms 153.126.142.66
53 2026-08-10 15:28 639219717415222156
824 ms 153.126.142.66
52 2026-08-10 15:13 639219708266470863
842 ms 153.126.142.66
51 2026-08-10 14:57 639219699049479559
919 ms 153.126.142.66
50 2026-08-10 14:42 639219689775815194
545 ms 153.126.142.66
49 2026-08-10 14:26 639219680511810632
1189 ms 153.126.142.66
48 2026-08-10 13:34 639219648997191257
546 ms 153.126.142.66
47 2026-08-10 13:19 639219639938909436
824 ms 153.126.142.66
46 2026-08-10 13:04 639219630718286441
34 ms 153.126.142.66
45 2026-08-10 12:48 639219621472350410
257 ms 153.126.142.66
44 2026-08-10 12:33 639219612500421992
554 ms 153.126.142.66
43 2026-08-10 12:18 639219603383833445
560 ms 153.126.142.66
42 2026-08-10 12:02 639219594143823358
561 ms 153.126.142.66
41 2026-08-10 11:47 639219585053166024
538 ms 153.126.142.66
40 2026-08-10 11:32 639219575885776644
826 ms 153.126.142.66
39 2026-08-10 11:17 639219566844532361
2032 ms 153.126.142.66
38 2026-08-10 11:02 639219557705808294
571 ms 153.126.142.66
37 2026-08-10 10:46 639219548482688649
9 ms 153.126.142.66
36 2026-08-10 09:55 639219517492763539
4 ms 153.126.142.66
35 2026-08-10 09:40 639219508755773605
4 ms 153.126.142.66
34 2026-08-10 09:25 639219499852103863
3 ms 153.126.142.66
33 2026-08-10 09:10 639219490893714387
3 ms 153.126.142.66
32 2026-08-10 08:56 639219482299305521
3 ms 153.126.142.66
31 2026-08-10 08:41 639219473613114853
565 ms 153.126.142.66
30 2026-08-10 08:27 639219465061138643
552 ms 153.126.142.66
29 2026-08-10 08:13 639219456616129015
851 ms 153.126.142.66
28 2026-08-10 07:58 639219447974008557
7 ms 153.126.142.66
27 2026-08-10 07:44 639219439498255213
3 ms 153.126.142.66
26 2026-08-10 07:30 639219430664872256
9 ms 153.126.142.66
25 2026-08-10 07:15 639219421757560037
33 ms 153.126.142.66
24 2026-08-10 06:23 639219390773218684
862 ms 153.126.142.66
23 2026-08-10 06:09 639219382205367722
10 ms 153.126.142.66
22 2026-08-10 05:55 639219373711937615
2 ms 153.126.142.66
21 2026-08-10 05:40 639219365088558404
282 ms 153.126.142.66
20 2026-08-10 05:26 639219356348833255
823 ms 153.126.142.66
19 2026-08-10 05:11 639219347860053478
548 ms 153.126.142.66
18 2026-08-10 04:57 639219339173195121
3 ms 153.126.142.66
17 2026-08-10 04:43 639219330642664669
832 ms 153.126.142.66
16 2026-08-10 04:29 639219322058698995
3 ms 153.126.142.66
15 2026-08-10 04:14 639219313564344199
575 ms 153.126.142.66
14 2026-08-10 04:00 639219304775113236
3 ms 153.126.142.66
13 2026-08-10 03:45 639219295706181119
307 ms 153.126.142.66
12 2026-08-10 02:53 639219264663923254
3 ms 153.126.142.66
11 2026-08-10 02:39 639219256015178099
11 ms 153.126.142.66
10 2026-08-10 02:24 639219247509540188
3 ms 153.126.142.66
9 2026-08-10 02:10 639219238999539092
2 ms 153.126.142.66
8 2026-08-10 01:56 639219230498823902
568 ms 153.126.142.66
7 2026-08-10 01:42 639219221706460911
9 ms 153.126.142.66
6 2026-08-10 01:27 639219212930606887
274 ms 153.126.142.66
5 2026-08-10 01:12 639219204307908525
3 ms 153.126.142.66
4 2026-08-10 00:58 639219195720181470
790 ms 153.126.142.66
3 2026-08-10 00:44 639219186898174002
564 ms 153.126.142.66
2 2026-08-10 00:29 639219178004946976
569 ms 153.126.142.66
1 2026-08-10 00:14 639219168958805474
571 ms 153.126.142.66