DNS response history for ns.datac.cz

ns.datac.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, 73 successful responses, 2 failed responses, and 423 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.datac.cz.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

423 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:51

All timestamps shown in UTC

Latest Resolved IP on Selected Date

81.0.250.1

Most recently resolved hosting IP on selected date

Successful Responses

73

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns.datac.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 23:51 639231254406598736
3 ms 81.0.250.1
74 2026-08-23 23:34 639231244697865594
30 ms 81.0.250.1
73 2026-08-23 23:18 639231234893504693
8 ms 81.0.250.1
72 2026-08-23 23:02 639231225024549139
-
71 2026-08-23 22:45 639231214931957622
20 ms 81.0.250.1
70 2026-08-23 22:28 639231204962010549
42 ms 81.0.250.1
69 2026-08-23 22:12 639231195170138463
43 ms 81.0.250.1
68 2026-08-23 21:55 639231185235020577
82 ms 81.0.250.1
67 2026-08-23 21:39 639231175558690075
43 ms 81.0.250.1
66 2026-08-23 21:22 639231165610444012
22 ms 81.0.250.1
65 2026-08-23 20:29 639231133806425363
29 ms 81.0.250.1
64 2026-08-23 20:13 639231124203758023
40 ms 81.0.250.1
63 2026-08-23 19:57 639231114428262706
2027 ms 81.0.250.1
62 2026-08-23 19:41 639231104662480065
30 ms 81.0.250.1
61 2026-08-23 19:25 639231094840372018
21 ms 81.0.250.1
60 2026-08-23 19:08 639231085024583224
2029 ms 81.0.250.1
59 2026-08-23 18:52 639231075257417427
234 ms 81.0.250.1
58 2026-08-23 18:36 639231065516009503
78 ms 81.0.250.1
57 2026-08-23 18:19 639231055805348837
41 ms 81.0.250.1
56 2026-08-23 18:03 639231045980373765
116 ms 81.0.250.1
55 2026-08-23 17:47 639231035984577527
4 ms 81.0.250.1
54 2026-08-23 17:30 639231025928115303
-
53 2026-08-23 16:37 639230994250157583
5 ms 81.0.250.1
52 2026-08-23 16:21 639230984476411369
44 ms 81.0.250.1
51 2026-08-23 16:04 639230974838373450
5 ms 81.0.250.1
50 2026-08-23 15:48 639230965244277645
2030 ms 81.0.250.1
49 2026-08-23 15:32 639230955522101820
26 ms 81.0.250.1
48 2026-08-23 15:16 639230945754521603
46 ms 81.0.250.1
47 2026-08-23 15:00 639230935852040504
18 ms 81.0.250.1
46 2026-08-23 14:43 639230926222061048
40 ms 81.0.250.1
45 2026-08-23 14:27 639230916449726907
14 ms 81.0.250.1
44 2026-08-23 14:11 639230906595053086
7 ms 81.0.250.1
43 2026-08-23 13:54 639230896680429441
10 ms 81.0.250.1
42 2026-08-23 13:37 639230886630210965
33 ms 81.0.250.1
41 2026-08-23 12:46 639230855430405719
30 ms 81.0.250.1
40 2026-08-23 12:29 639230845707499136
7 ms 81.0.250.1
39 2026-08-23 12:13 639230836186805419
31 ms 81.0.250.1
38 2026-08-23 11:57 639230826493828316
21 ms 81.0.250.1
37 2026-08-23 11:41 639230816817882996
4 ms 81.0.250.1
36 2026-08-23 11:25 639230806933854189
2019 ms 81.0.250.1
35 2026-08-23 11:08 639230797120243854
62 ms 81.0.250.1
34 2026-08-23 10:52 639230787310272840
31 ms 81.0.250.1
33 2026-08-23 10:36 639230777600173142
54 ms 81.0.250.1
32 2026-08-23 10:19 639230767665024593
4023 ms 81.0.250.1
31 2026-08-23 10:03 639230757720962293
4 ms 81.0.250.1
30 2026-08-23 09:46 639230747722189784
76 ms 81.0.250.1
29 2026-08-23 08:54 639230716313923480
51 ms 81.0.250.1
28 2026-08-23 08:38 639230706813835990
73 ms 81.0.250.1
27 2026-08-23 08:21 639230696871062203
18 ms 81.0.250.1
26 2026-08-23 08:05 639230687142781616
2143 ms 81.0.250.1
25 2026-08-23 07:49 639230677432142227
10 ms 81.0.250.1
24 2026-08-23 07:33 639230667686258061
58 ms 81.0.250.1
23 2026-08-23 07:17 639230658039243685
2049 ms 81.0.250.1
22 2026-08-23 07:00 639230648468473803
19 ms 81.0.250.1
21 2026-08-23 06:44 639230638829658294
54 ms 81.0.250.1
20 2026-08-23 06:28 639230629247017617
2033 ms 81.0.250.1
19 2026-08-23 06:12 639230619625318239
2 ms 81.0.250.1
18 2026-08-23 05:56 639230609697630264
25 ms 81.0.250.1
17 2026-08-23 05:04 639230578570131864
2009 ms 81.0.250.1
16 2026-08-23 04:48 639230568958963168
2030 ms 81.0.250.1
15 2026-08-23 04:32 639230559287611211
2 ms 81.0.250.1
14 2026-08-23 04:16 639230549524312030
18 ms 81.0.250.1
13 2026-08-23 03:59 639230539739801669
43 ms 81.0.250.1
12 2026-08-23 03:43 639230530084069375
51 ms 81.0.250.1
11 2026-08-23 03:27 639230520362691441
38 ms 81.0.250.1
10 2026-08-23 03:11 639230510677194518
19 ms 81.0.250.1
9 2026-08-23 02:55 639230501156002646
2009 ms 81.0.250.1
8 2026-08-23 02:39 639230491502198541
2060 ms 81.0.250.1
7 2026-08-23 02:23 639230481860318494
18 ms 81.0.250.1
6 2026-08-23 02:06 639230471893008575
15 ms 81.0.250.1
5 2026-08-23 01:13 639230440030877421
11 ms 81.0.250.1
4 2026-08-23 00:57 639230430479725508
25 ms 81.0.250.1
3 2026-08-23 00:41 639230420875160219
270 ms 81.0.250.1
2 2026-08-23 00:25 639230411240692575
2121 ms 81.0.250.1
1 2026-08-23 00:09 639230401550806607
18 ms 81.0.250.1