DNS response history for ns2.cnr.cz

ns2.cnr.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 2026-08-26. For this date, NameServerHistory found 65 DNS check records, 65 successful responses, 0 failed responses, and 151 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.cnr.cz.
Records on Selected Date

65

Historical checks stored for this nameserver on selected date

Average Latency

151 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 21:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

185.102.21.128

Most recently resolved hosting IP on selected date

Successful Responses

65

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 ns2.cnr.cz

Showing DNS history for 2026-08-26 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
65 2026-08-26 21:46 639233773302621314
265 ms 185.102.21.128
64 2026-08-26 21:29 639233762896723748
21 ms 185.102.21.128
63 2026-08-26 21:12 639233752543876329
56 ms 185.102.21.128
62 2026-08-26 20:54 639233742155931788
49 ms 185.102.21.128
61 2026-08-26 20:37 639233731712555311
47 ms 185.102.21.128
60 2026-08-26 20:19 639233721164051126
35 ms 185.102.21.128
59 2026-08-26 20:02 639233710560486320
48 ms 185.102.21.128
58 2026-08-26 19:44 639233699834667450
71 ms 185.102.21.128
57 2026-08-26 18:49 639233667209186136
62 ms 185.102.21.128
56 2026-08-26 18:32 639233656814316266
90 ms 185.102.21.128
55 2026-08-26 18:14 639233646245051806
39 ms 185.102.21.128
54 2026-08-26 17:57 639233635663779051
47 ms 185.102.21.128
53 2026-08-26 17:39 639233624977342122
18 ms 185.102.21.128
52 2026-08-26 17:21 639233614446136153
17 ms 185.102.21.128
51 2026-08-26 17:04 639233603737877581
34 ms 185.102.21.128
50 2026-08-26 16:46 639233593269224651
131 ms 185.102.21.128
49 2026-08-26 16:28 639233582635086903
55 ms 185.102.21.128
48 2026-08-26 16:11 639233572000374575
31 ms 185.102.21.128
47 2026-08-26 15:53 639233561188633861
33 ms 185.102.21.128
46 2026-08-26 15:35 639233550544357027
271 ms 185.102.21.128
45 2026-08-26 14:41 639233517966053117
52 ms 185.102.21.128
44 2026-08-26 14:23 639233507603253585
27 ms 185.102.21.128
43 2026-08-26 14:06 639233497229039167
43 ms 185.102.21.128
42 2026-08-26 13:49 639233486864546406
19 ms 185.102.21.128
41 2026-08-26 13:31 639233476455174682
33 ms 185.102.21.128
40 2026-08-26 13:14 639233466171592605
30 ms 185.102.21.128
39 2026-08-26 12:57 639233455747096265
53 ms 185.102.21.128
38 2026-08-26 12:40 639233445367152284
2143 ms 185.102.21.128
37 2026-08-26 12:22 639233434974187439
42 ms 185.102.21.128
36 2026-08-26 12:05 639233424567558554
44 ms 185.102.21.128
35 2026-08-26 11:47 639233414056832719
54 ms 185.102.21.128
34 2026-08-26 11:30 639233403515141099
82 ms 185.102.21.128
33 2026-08-26 10:35 639233370841350248
2023 ms 185.102.21.128
32 2026-08-26 10:18 639233360361507238
98 ms 185.102.21.128
31 2026-08-26 10:01 639233350067824371
20 ms 185.102.21.128
30 2026-08-26 09:43 639233339545274518
22 ms 185.102.21.128
29 2026-08-26 09:26 639233329214918079
2023 ms 185.102.21.128
28 2026-08-26 09:09 639233318749762337
110 ms 185.102.21.128
27 2026-08-26 08:51 639233308387917838
30 ms 185.102.21.128
26 2026-08-26 08:34 639233297961740122
40 ms 185.102.21.128
25 2026-08-26 08:17 639233287487159094
43 ms 185.102.21.128
24 2026-08-26 07:59 639233276995531707
33 ms 185.102.21.128
23 2026-08-26 07:42 639233266521568229
65 ms 185.102.21.128
22 2026-08-26 07:24 639233256081047431
69 ms 185.102.21.128
21 2026-08-26 06:30 639233223620132921
67 ms 185.102.21.128
20 2026-08-26 06:13 639233213287814244
50 ms 185.102.21.128
19 2026-08-26 05:56 639233202925983161
32 ms 185.102.21.128
18 2026-08-26 05:38 639233192644780696
45 ms 185.102.21.128
17 2026-08-26 05:21 639233182401183833
37 ms 185.102.21.128
16 2026-08-26 05:04 639233172074181051
31 ms 185.102.21.128
15 2026-08-26 04:47 639233161808421455
35 ms 185.102.21.128
14 2026-08-26 04:30 639233151357344052
177 ms 185.102.21.128
13 2026-08-26 04:12 639233141034116946
64 ms 185.102.21.128
12 2026-08-26 03:55 639233130828334142
39 ms 185.102.21.128
11 2026-08-26 03:38 639233120373450007
135 ms 185.102.21.128
10 2026-08-26 03:21 639233110066216193
63 ms 185.102.21.128
9 2026-08-26 02:27 639233078065410564
81 ms 185.102.21.128
8 2026-08-26 02:10 639233067787457832
53 ms 185.102.21.128
7 2026-08-26 01:53 639233057501801162
29 ms 185.102.21.128
6 2026-08-26 01:36 639233047089431703
20 ms 185.102.21.128
5 2026-08-26 01:19 639233036754790688
51 ms 185.102.21.128
4 2026-08-26 01:01 639233026412602472
49 ms 185.102.21.128
3 2026-08-26 00:44 639233016064066127
33 ms 185.102.21.128
2 2026-08-26 00:27 639233005922655772
68 ms 185.102.21.128
1 2026-08-26 00:10 639232995672256907
45 ms 185.102.21.128