DNS response history for tul.cesnet.cz

tul.cesnet.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 33 DNS check records, 33 successful responses, 0 failed responses, and 210 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 tul.cesnet.cz.
Records on Selected Date

33

Historical checks stored for this nameserver on selected date

Average Latency

210 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 10:36

All timestamps shown in UTC

Latest Resolved IP on Selected Date

78.128.211.250

Most recently resolved hosting IP on selected date

Successful Responses

33

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 tul.cesnet.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
33 2026-08-26 10:36 639233370841350248
34 ms 78.128.211.250
32 2026-08-26 10:18 639233360361507238
10 ms 78.128.211.250
31 2026-08-26 10:01 639233350067824371
2020 ms 78.128.211.250
30 2026-08-26 09:44 639233339545274518
41 ms 78.128.211.250
29 2026-08-26 09:26 639233329214918079
27 ms 78.128.211.250
28 2026-08-26 09:09 639233318749762337
28 ms 78.128.211.250
27 2026-08-26 08:52 639233308387917838
44 ms 78.128.211.250
26 2026-08-26 08:34 639233297961740122
15 ms 78.128.211.250
25 2026-08-26 08:17 639233287487159094
37 ms 78.128.211.250
24 2026-08-26 07:59 639233276995531707
23 ms 78.128.211.250
23 2026-08-26 07:42 639233266521568229
20 ms 78.128.211.250
22 2026-08-26 07:25 639233256081047431
6 ms 78.128.211.250
21 2026-08-26 06:30 639233223620132921
20 ms 78.128.211.250
20 2026-08-26 06:13 639233213287814244
7 ms 78.128.211.250
19 2026-08-26 05:56 639233202925983161
129 ms 78.128.211.250
18 2026-08-26 05:39 639233192644780696
10 ms 78.128.211.250
17 2026-08-26 05:22 639233182401183833
17 ms 78.128.211.250
16 2026-08-26 05:05 639233172074181051
20 ms 78.128.211.250
15 2026-08-26 04:47 639233161808421455
32 ms 78.128.211.250
14 2026-08-26 04:30 639233151357344052
3 ms 78.128.211.250
13 2026-08-26 04:13 639233141034116946
32 ms 78.128.211.250
12 2026-08-26 03:56 639233130828334142
71 ms 78.128.211.250
11 2026-08-26 03:38 639233120373450007
32 ms 78.128.211.250
10 2026-08-26 03:21 639233110066216193
35 ms 78.128.211.250
9 2026-08-26 02:28 639233078065410564
29 ms 78.128.211.250
8 2026-08-26 02:11 639233067787457832
8 ms 78.128.211.250
7 2026-08-26 01:54 639233057501801162
20 ms 78.128.211.250
6 2026-08-26 01:36 639233047089431703
66 ms 78.128.211.250
5 2026-08-26 01:19 639233036754790688
2024 ms 78.128.211.250
4 2026-08-26 01:02 639233026412602472
8 ms 78.128.211.250
3 2026-08-26 00:44 639233016064066127
31 ms 78.128.211.250
2 2026-08-26 00:27 639233005922655772
2035 ms 78.128.211.250
1 2026-08-26 00:10 639232995672256907
10 ms 78.128.211.250