DNS response history for b.krapka.cz

b.krapka.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 49 DNS check records, 49 successful responses, 0 failed responses, and 240 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 b.krapka.cz.
Records on Selected Date

49

Historical checks stored for this nameserver on selected date

Average Latency

240 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 16:31

All timestamps shown in UTC

Latest Resolved IP on Selected Date

148.251.196.13

Most recently resolved hosting IP on selected date

Successful Responses

49

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 b.krapka.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
49 2026-08-26 16:31 639233582635086903
19 ms 148.251.196.13
48 2026-08-26 16:13 639233572000374575
93 ms 148.251.196.13
47 2026-08-26 15:55 639233561188633861
56 ms 148.251.196.13
46 2026-08-26 15:37 639233550544357027
25 ms 148.251.196.13
45 2026-08-26 14:43 639233517966053117
168 ms 148.251.196.13
44 2026-08-26 14:25 639233507603253585
63 ms 148.251.196.13
43 2026-08-26 14:08 639233497229039167
80 ms 148.251.196.13
42 2026-08-26 13:51 639233486864546406
289 ms 148.251.196.13
41 2026-08-26 13:34 639233476455174682
51 ms 148.251.196.13
40 2026-08-26 13:16 639233466171592605
101 ms 148.251.196.13
39 2026-08-26 12:59 639233455747096265
2058 ms 148.251.196.13
38 2026-08-26 12:42 639233445367152284
114 ms 148.251.196.13
37 2026-08-26 12:24 639233434974187439
2086 ms 148.251.196.13
36 2026-08-26 12:07 639233424567558554
23 ms 148.251.196.13
35 2026-08-26 11:50 639233414056832719
256 ms 148.251.196.13
34 2026-08-26 11:32 639233403515141099
49 ms 148.251.196.13
33 2026-08-26 10:37 639233370841350248
30 ms 148.251.196.13
32 2026-08-26 10:20 639233360361507238
33 ms 148.251.196.13
31 2026-08-26 10:03 639233350067824371
224 ms 148.251.196.13
30 2026-08-26 09:45 639233339545274518
157 ms 148.251.196.13
29 2026-08-26 09:28 639233329214918079
56 ms 148.251.196.13
28 2026-08-26 09:11 639233318749762337
2021 ms 148.251.196.13
27 2026-08-26 08:53 639233308387917838
37 ms 148.251.196.13
26 2026-08-26 08:36 639233297961740122
27 ms 148.251.196.13
25 2026-08-26 08:19 639233287487159094
50 ms 148.251.196.13
24 2026-08-26 08:01 639233276995531707
89 ms 148.251.196.13
23 2026-08-26 07:44 639233266521568229
29 ms 148.251.196.13
22 2026-08-26 07:26 639233256081047431
20 ms 148.251.196.13
21 2026-08-26 06:32 639233223620132921
40 ms 148.251.196.13
20 2026-08-26 06:15 639233213287814244
50 ms 148.251.196.13
19 2026-08-26 05:58 639233202925983161
185 ms 148.251.196.13
18 2026-08-26 05:40 639233192644780696
48 ms 148.251.196.13
17 2026-08-26 05:23 639233182401183833
58 ms 148.251.196.13
16 2026-08-26 05:06 639233172074181051
25 ms 148.251.196.13
15 2026-08-26 04:49 639233161808421455
277 ms 148.251.196.13
14 2026-08-26 04:32 639233151357344052
72 ms 148.251.196.13
13 2026-08-26 04:14 639233141034116946
34 ms 148.251.196.13
12 2026-08-26 03:57 639233130828334142
19 ms 148.251.196.13
11 2026-08-26 03:40 639233120373450007
71 ms 148.251.196.13
10 2026-08-26 03:23 639233110066216193
46 ms 148.251.196.13
9 2026-08-26 02:30 639233078065410564
2069 ms 148.251.196.13
8 2026-08-26 02:12 639233067787457832
52 ms 148.251.196.13
7 2026-08-26 01:55 639233057501801162
180 ms 148.251.196.13
6 2026-08-26 01:38 639233047089431703
44 ms 148.251.196.13
5 2026-08-26 01:21 639233036754790688
53 ms 148.251.196.13
4 2026-08-26 01:03 639233026412602472
36 ms 148.251.196.13
3 2026-08-26 00:46 639233016064066127
40 ms 148.251.196.13
2 2026-08-26 00:29 639233005922655772
18 ms 148.251.196.13
1 2026-08-26 00:12 639232995672256907
27 ms 148.251.196.13