DNS response history for decsys.vsb.cz

decsys.vsb.cz 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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 75 successful responses, 0 failed responses, and 115 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 decsys.vsb.cz.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

115 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

158.196.149.9

Most recently resolved hosting IP on selected date

Successful Responses

75

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 decsys.vsb.cz

Showing DNS history for 2026-08-23 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
75 2026-08-23 23:47 639231254406598736
49 ms 158.196.149.9
74 2026-08-23 23:31 639231244697865594
26 ms 158.196.149.9
73 2026-08-23 23:15 639231234893504693
8 ms 158.196.149.9
72 2026-08-23 22:58 639231225024549139
26 ms 158.196.149.9
71 2026-08-23 22:41 639231214931957622
10 ms 158.196.149.9
70 2026-08-23 22:25 639231204962010549
115 ms 158.196.149.9
69 2026-08-23 22:08 639231195170138463
61 ms 158.196.149.9
68 2026-08-23 21:52 639231185235020577
31 ms 158.196.149.9
67 2026-08-23 21:36 639231175558690075
45 ms 158.196.149.9
66 2026-08-23 21:19 639231165610444012
9 ms 158.196.149.9
65 2026-08-23 20:26 639231133806425363
48 ms 158.196.149.9
64 2026-08-23 20:10 639231124203758023
42 ms 158.196.149.9
63 2026-08-23 19:54 639231114428262706
75 ms 158.196.149.9
62 2026-08-23 19:37 639231104662480065
29 ms 158.196.149.9
61 2026-08-23 19:21 639231094840372018
39 ms 158.196.149.9
60 2026-08-23 19:05 639231085024583224
24 ms 158.196.149.9
59 2026-08-23 18:48 639231075257417427
15 ms 158.196.149.9
58 2026-08-23 18:32 639231065516009503
57 ms 158.196.149.9
57 2026-08-23 18:16 639231055805348837
20 ms 158.196.149.9
56 2026-08-23 18:00 639231045980373765
20 ms 158.196.149.9
55 2026-08-23 17:43 639231035984577527
27 ms 158.196.149.9
54 2026-08-23 17:26 639231025928115303
54 ms 158.196.149.9
53 2026-08-23 16:34 639230994250157583
41 ms 158.196.149.9
52 2026-08-23 16:17 639230984476411369
2010 ms 158.196.149.9
51 2026-08-23 16:01 639230974838373450
13 ms 158.196.149.9
50 2026-08-23 15:45 639230965244277645
26 ms 158.196.149.9
49 2026-08-23 15:29 639230955522101820
88 ms 158.196.149.9
48 2026-08-23 15:13 639230945754521603
37 ms 158.196.149.9
47 2026-08-23 14:56 639230935852040504
81 ms 158.196.149.9
46 2026-08-23 14:40 639230926222061048
49 ms 158.196.149.9
45 2026-08-23 14:24 639230916449726907
34 ms 158.196.149.9
44 2026-08-23 14:07 639230906595053086
63 ms 158.196.149.9
43 2026-08-23 13:51 639230896680429441
44 ms 158.196.149.9
42 2026-08-23 13:34 639230886630210965
29 ms 158.196.149.9
41 2026-08-23 12:42 639230855430405719
27 ms 158.196.149.9
40 2026-08-23 12:26 639230845707499136
54 ms 158.196.149.9
39 2026-08-23 12:10 639230836186805419
25 ms 158.196.149.9
38 2026-08-23 11:54 639230826493828316
36 ms 158.196.149.9
37 2026-08-23 11:38 639230816817882996
37 ms 158.196.149.9
36 2026-08-23 11:21 639230806933854189
28 ms 158.196.149.9
35 2026-08-23 11:05 639230797120243854
3 ms 158.196.149.9
34 2026-08-23 10:49 639230787310272840
49 ms 158.196.149.9
33 2026-08-23 10:32 639230777600173142
35 ms 158.196.149.9
32 2026-08-23 10:16 639230767665024593
2010 ms 158.196.149.9
31 2026-08-23 09:59 639230757720962293
42 ms 158.196.149.9
30 2026-08-23 09:43 639230747722189784
3 ms 158.196.149.9
29 2026-08-23 08:50 639230716313923480
10 ms 158.196.149.9
28 2026-08-23 08:34 639230706813835990
3 ms 158.196.149.9
27 2026-08-23 08:18 639230696871062203
4 ms 158.196.149.9
26 2026-08-23 08:02 639230687142781616
2021 ms 158.196.149.9
25 2026-08-23 07:46 639230677432142227
48 ms 158.196.149.9
24 2026-08-23 07:29 639230667686258061
28 ms 158.196.149.9
23 2026-08-23 07:13 639230658039243685
27 ms 158.196.149.9
22 2026-08-23 06:57 639230648468473803
31 ms 158.196.149.9
21 2026-08-23 06:41 639230638829658294
136 ms 158.196.149.9
20 2026-08-23 06:25 639230629247017617
10 ms 158.196.149.9
19 2026-08-23 06:09 639230619625318239
13 ms 158.196.149.9
18 2026-08-23 05:53 639230609697630264
3 ms 158.196.149.9
17 2026-08-23 05:01 639230578570131864
24 ms 158.196.149.9
16 2026-08-23 04:45 639230568958963168
3 ms 158.196.149.9
15 2026-08-23 04:29 639230559287611211
47 ms 158.196.149.9
14 2026-08-23 04:12 639230549524312030
16 ms 158.196.149.9
13 2026-08-23 03:56 639230539739801669
219 ms 158.196.149.9
12 2026-08-23 03:40 639230530084069375
6 ms 158.196.149.9
11 2026-08-23 03:24 639230520362691441
11 ms 158.196.149.9
10 2026-08-23 03:08 639230510677194518
4 ms 158.196.149.9
9 2026-08-23 02:52 639230501156002646
64 ms 158.196.149.9
8 2026-08-23 02:36 639230491502198541
11 ms 158.196.149.9
7 2026-08-23 02:19 639230481860318494
39 ms 158.196.149.9
6 2026-08-23 02:03 639230471893008575
47 ms 158.196.149.9
5 2026-08-23 01:10 639230440030877421
31 ms 158.196.149.9
4 2026-08-23 00:54 639230430479725508
7 ms 158.196.149.9
3 2026-08-23 00:38 639230420875160219
45 ms 158.196.149.9
2 2026-08-23 00:22 639230411240692575
11 ms 158.196.149.9
1 2026-08-23 00:06 639230401550806607
3 ms 158.196.149.9