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 2026-08-11. For this date, NameServerHistory found 76 DNS check records, 76 successful responses, 0 failed responses, and 478 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

76

Historical checks stored for this nameserver on selected date

Average Latency

478 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 23:44

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

76

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 2026-08-11 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
76 2026-08-11 23:44 639220878864937382
819 ms 153.126.142.66
75 2026-08-11 22:51 639220847369072314
792 ms 153.126.142.66
74 2026-08-11 22:36 639220838037764925
549 ms 153.126.142.66
73 2026-08-11 22:20 639220828735120634
11 ms 153.126.142.66
72 2026-08-11 22:05 639220819447979766
14 ms 153.126.142.66
71 2026-08-11 21:49 639220810056531741
255 ms 153.126.142.66
70 2026-08-11 21:34 639220800745746593
550 ms 153.126.142.66
69 2026-08-11 21:18 639220791351626349
4 ms 153.126.142.66
68 2026-08-11 21:02 639220782021256610
549 ms 153.126.142.66
67 2026-08-11 20:47 639220772603347755
805 ms 153.126.142.66
66 2026-08-11 20:31 639220763224057047
803 ms 153.126.142.66
65 2026-08-11 20:15 639220753691117767
536 ms 153.126.142.66
64 2026-08-11 19:59 639220744107836218
2325 ms 153.126.142.66
63 2026-08-11 19:06 639220711927629898
536 ms 153.126.142.66
62 2026-08-11 18:50 639220702299437921
3 ms 153.126.142.66
61 2026-08-11 18:34 639220692505468181
711 ms 153.126.142.66
60 2026-08-11 18:18 639220682669911239
4 ms 153.126.142.66
59 2026-08-11 18:01 639220672929841526
4 ms 153.126.142.66
58 2026-08-11 17:45 639220663225662315
544 ms 153.126.142.66
57 2026-08-11 17:29 639220653846255684
4 ms 153.126.142.66
56 2026-08-11 17:13 639220644420909059
696 ms 153.126.142.66
55 2026-08-11 16:57 639220635074970435
829 ms 153.126.142.66
54 2026-08-11 16:42 639220625614385966
1317 ms 153.126.142.66
53 2026-08-11 16:26 639220616132212636
2 ms 153.126.142.66
52 2026-08-11 16:10 639220606533651662
337 ms 153.126.142.66
51 2026-08-11 15:17 639220574514514318
3 ms 153.126.142.66
50 2026-08-11 15:01 639220565124823874
867 ms 153.126.142.66
49 2026-08-11 14:45 639220555799311478
4 ms 153.126.142.66
48 2026-08-11 14:30 639220546481577614
3 ms 153.126.142.66
47 2026-08-11 14:14 639220537036533154
3 ms 153.126.142.66
46 2026-08-11 13:59 639220527719177174
555 ms 153.126.142.66
45 2026-08-11 13:43 639220518173088308
824 ms 153.126.142.66
44 2026-08-11 13:27 639220508902896243
1047 ms 153.126.142.66
43 2026-08-11 13:12 639220499455923005
830 ms 153.126.142.66
42 2026-08-11 12:56 639220490082583768
560 ms 153.126.142.66
41 2026-08-11 12:40 639220480636590998
554 ms 153.126.142.66
40 2026-08-11 12:24 639220469585029273
2032 ms 153.126.142.66
39 2026-08-11 11:29 639220438074188884
44 ms 153.126.142.66
38 2026-08-11 11:14 639220428789720049
549 ms 153.126.142.66
37 2026-08-11 10:58 639220419558302820
564 ms 153.126.142.66
36 2026-08-11 10:43 639220410448738795
283 ms 153.126.142.66
35 2026-08-11 10:28 639220401034081530
542 ms 153.126.142.66
34 2026-08-11 10:12 639220391766674161
1069 ms 153.126.142.66
33 2026-08-11 09:56 639220382275807148
266 ms 153.126.142.66
32 2026-08-11 09:41 639220373034162867
407 ms 153.126.142.66
31 2026-08-11 09:25 639220363994971859
547 ms 153.126.142.66
30 2026-08-11 09:10 639220354563965455
815 ms 153.126.142.66
29 2026-08-11 08:54 639220345437414880
567 ms 153.126.142.66
28 2026-08-11 08:39 639220336024248987
583 ms 153.126.142.66
27 2026-08-11 07:46 639220304233635692
570 ms 153.126.142.66
26 2026-08-11 07:31 639220294872170960
3 ms 153.126.142.66
25 2026-08-11 07:15 639220285547177980
2007 ms 153.126.142.66
24 2026-08-11 07:00 639220276337941315
18 ms 153.126.142.66
23 2026-08-11 06:44 639220267175191677
3 ms 153.126.142.66
22 2026-08-11 06:29 639220257981518924
852 ms 153.126.142.66
21 2026-08-11 06:14 639220249265489070
824 ms 153.126.142.66
20 2026-08-11 06:00 639220240700249205
4 ms 153.126.142.66
19 2026-08-11 05:45 639220231975029986
818 ms 153.126.142.66
18 2026-08-11 05:31 639220223261176932
9 ms 153.126.142.66
17 2026-08-11 05:16 639220214366718456
4 ms 153.126.142.66
16 2026-08-11 05:01 639220205306334524
4 ms 153.126.142.66
15 2026-08-11 04:10 639220174463175061
4 ms 153.126.142.66
14 2026-08-11 03:55 639220165777190438
3 ms 153.126.142.66
13 2026-08-11 03:40 639220156880374825
485 ms 153.126.142.66
12 2026-08-11 03:26 639220148139986945
8 ms 153.126.142.66
11 2026-08-11 03:11 639220139271074299
7 ms 153.126.142.66
10 2026-08-11 02:56 639220130565901336
3 ms 153.126.142.66
9 2026-08-11 02:42 639220121659980575
572 ms 153.126.142.66
8 2026-08-11 02:27 639220112857650894
2 ms 153.126.142.66
7 2026-08-11 02:12 639220103767686219
552 ms 153.126.142.66
6 2026-08-11 01:57 639220094545970611
820 ms 153.126.142.66
5 2026-08-11 01:41 639220085476091081
533 ms 153.126.142.66
4 2026-08-11 01:26 639220076243751161
556 ms 153.126.142.66
3 2026-08-11 00:34 639220045322845190
581 ms 153.126.142.66
2 2026-08-11 00:19 639220036434132314
295 ms 153.126.142.66
1 2026-08-11 00:05 639220027366289509
282 ms 153.126.142.66