DNS response history for ns.io.cz

ns.io.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 55 DNS check records, 55 successful responses, 0 failed responses, and 313 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.io.cz.
Records on Selected Date

55

Historical checks stored for this nameserver on selected date

Average Latency

313 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 18:15

All timestamps shown in UTC

Latest Resolved IP on Selected Date

195.140.254.249

Most recently resolved hosting IP on selected date

Successful Responses

55

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.io.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
55 2026-08-26 18:15 639233646245051806
21 ms 195.140.254.249
54 2026-08-26 17:58 639233635663779051
91 ms 195.140.254.249
53 2026-08-26 17:40 639233624977342122
23 ms 195.140.254.249
52 2026-08-26 17:22 639233614446136153
55 ms 195.140.254.249
51 2026-08-26 17:04 639233603737877581
2027 ms 195.140.254.249
50 2026-08-26 16:47 639233593269224651
45 ms 195.140.254.249
49 2026-08-26 16:29 639233582635086903
54 ms 195.140.254.249
48 2026-08-26 16:12 639233572000374575
192 ms 195.140.254.249
47 2026-08-26 15:54 639233561188633861
2018 ms 195.140.254.249
46 2026-08-26 15:36 639233550544357027
34 ms 195.140.254.249
45 2026-08-26 14:41 639233517966053117
51 ms 195.140.254.249
44 2026-08-26 14:24 639233507603253585
62 ms 195.140.254.249
43 2026-08-26 14:07 639233497229039167
17 ms 195.140.254.249
42 2026-08-26 13:50 639233486864546406
47 ms 195.140.254.249
41 2026-08-26 13:32 639233476455174682
50 ms 195.140.254.249
40 2026-08-26 13:15 639233466171592605
55 ms 195.140.254.249
39 2026-08-26 12:58 639233455747096265
54 ms 195.140.254.249
38 2026-08-26 12:41 639233445367152284
31 ms 195.140.254.249
37 2026-08-26 12:23 639233434974187439
2033 ms 195.140.254.249
36 2026-08-26 12:06 639233424567558554
31 ms 195.140.254.249
35 2026-08-26 11:48 639233414056832719
71 ms 195.140.254.249
34 2026-08-26 11:31 639233403515141099
59 ms 195.140.254.249
33 2026-08-26 10:36 639233370841350248
66 ms 195.140.254.249
32 2026-08-26 10:19 639233360361507238
53 ms 195.140.254.249
31 2026-08-26 10:02 639233350067824371
76 ms 195.140.254.249
30 2026-08-26 09:44 639233339545274518
124 ms 195.140.254.249
29 2026-08-26 09:27 639233329214918079
2145 ms 195.140.254.249
28 2026-08-26 09:09 639233318749762337
21 ms 195.140.254.249
27 2026-08-26 08:52 639233308387917838
43 ms 195.140.254.249
26 2026-08-26 08:35 639233297961740122
54 ms 195.140.254.249
25 2026-08-26 08:17 639233287487159094
84 ms 195.140.254.249
24 2026-08-26 08:00 639233276995531707
37 ms 195.140.254.249
23 2026-08-26 07:42 639233266521568229
51 ms 195.140.254.249
22 2026-08-26 07:25 639233256081047431
108 ms 195.140.254.249
21 2026-08-26 06:31 639233223620132921
2113 ms 195.140.254.249
20 2026-08-26 06:14 639233213287814244
44 ms 195.140.254.249
19 2026-08-26 05:56 639233202925983161
36 ms 195.140.254.249
18 2026-08-26 05:39 639233192644780696
23 ms 195.140.254.249
17 2026-08-26 05:22 639233182401183833
59 ms 195.140.254.249
16 2026-08-26 05:05 639233172074181051
30 ms 195.140.254.249
15 2026-08-26 04:48 639233161808421455
62 ms 195.140.254.249
14 2026-08-26 04:30 639233151357344052
57 ms 195.140.254.249
13 2026-08-26 04:13 639233141034116946
109 ms 195.140.254.249
12 2026-08-26 03:56 639233130828334142
2036 ms 195.140.254.249
11 2026-08-26 03:39 639233120373450007
51 ms 195.140.254.249
10 2026-08-26 03:22 639233110066216193
57 ms 195.140.254.249
9 2026-08-26 02:28 639233078065410564
55 ms 195.140.254.249
8 2026-08-26 02:11 639233067787457832
38 ms 195.140.254.249
7 2026-08-26 01:54 639233057501801162
51 ms 195.140.254.249
6 2026-08-26 01:37 639233047089431703
31 ms 195.140.254.249
5 2026-08-26 01:20 639233036754790688
2022 ms 195.140.254.249
4 2026-08-26 01:02 639233026412602472
79 ms 195.140.254.249
3 2026-08-26 00:45 639233016064066127
32 ms 195.140.254.249
2 2026-08-26 00:28 639233005922655772
189 ms 195.140.254.249
1 2026-08-26 00:11 639232995672256907
44 ms 195.140.254.249