DNS response history for 4.ctekns.ch

4.ctekns.ch 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 2026-09-04. For this date, NameServerHistory found 53 DNS check records, 53 successful responses, 0 failed responses, and 252 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 4.ctekns.ch.
Records on Selected Date

53

Historical checks stored for this nameserver on selected date

Average Latency

252 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-04 23:37

All timestamps shown in UTC

Latest Resolved IP on Selected Date

205.251.197.219

Most recently resolved hosting IP on selected date

Successful Responses

53

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 4.ctekns.ch

Showing DNS history for 2026-09-04 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
53 2026-09-04 23:37 639241615286853468
2073 ms 205.251.197.219
52 2026-09-04 23:19 639241604351017121
60 ms 205.251.197.219
51 2026-09-04 23:01 639241593935666423
2035 ms 205.251.197.219
50 2026-09-04 22:44 639241583256094854
28 ms 205.251.197.219
49 2026-09-04 21:49 639241550688235379
14 ms 205.251.197.219
48 2026-09-04 21:32 639241540224960204
13 ms 205.251.197.219
47 2026-09-04 21:14 639241529611778578
12 ms 205.251.197.219
46 2026-09-04 20:56 639241518833458210
6 ms 205.251.197.219
45 2026-09-04 20:02 639241486401896861
4 ms 205.251.197.219
44 2026-09-04 19:45 639241475763712616
8 ms 205.251.197.219
43 2026-09-04 19:26 639241464917276250
38 ms 205.251.197.219
42 2026-09-04 19:08 639241454132680530
5 ms 205.251.197.219
41 2026-09-04 18:15 639241422029153882
27 ms 205.251.197.219
40 2026-09-04 17:57 639241411564007167
9 ms 205.251.197.219
39 2026-09-04 17:40 639241400788460991
46 ms 205.251.197.219
38 2026-09-04 17:22 639241390188357481
2141 ms 205.251.197.219
37 2026-09-04 16:27 639241357500877814
9 ms 205.251.197.219
36 2026-09-04 16:10 639241346800997748
56 ms 205.251.197.219
35 2026-09-04 15:52 639241336052435445
35 ms 205.251.197.219
34 2026-09-04 15:34 639241325235019250
3 ms 205.251.197.219
33 2026-09-04 14:40 639241293004218322
23 ms 205.251.197.219
32 2026-09-04 14:22 639241282320888017
2085 ms 205.251.197.219
31 2026-09-04 14:04 639241271685123230
34 ms 205.251.197.219
30 2026-09-04 13:46 639241260753999714
5 ms 205.251.197.219
29 2026-09-04 12:52 639241228455683938
63 ms 205.251.197.219
28 2026-09-04 12:35 639241218036426275
10 ms 205.251.197.219
27 2026-09-04 12:17 639241207268845376
18 ms 205.251.197.219
26 2026-09-04 11:58 639241195949458037
9 ms 205.251.197.219
25 2026-09-04 11:04 639241163260227696
11 ms 205.251.197.219
24 2026-09-04 10:46 639241152615705186
4 ms 205.251.197.219
23 2026-09-04 10:28 639241141830548776
10 ms 205.251.197.219
22 2026-09-04 10:10 639241131040132360
44 ms 205.251.197.219
21 2026-09-04 09:16 639241098811737836
39 ms 205.251.197.219
20 2026-09-04 08:58 639241088162208000
11 ms 205.251.197.219
19 2026-09-04 08:40 639241077351441022
5 ms 205.251.197.219
18 2026-09-04 08:22 639241066451910013
2 ms 205.251.197.219
17 2026-09-04 07:28 639241033741777481
20 ms 205.251.197.219
16 2026-09-04 07:10 639241023099544298
3 ms 205.251.197.219
15 2026-09-04 06:52 639241012322434652
32 ms 205.251.197.219
14 2026-09-04 06:34 639241001492937690
14 ms 205.251.197.219
13 2026-09-04 05:40 639240969366192763
3 ms 205.251.197.219
12 2026-09-04 05:23 639240958661210670
2022 ms 205.251.197.219
11 2026-09-04 05:05 639240947740461872
17 ms 205.251.197.219
10 2026-09-04 04:46 639240936904010614
2035 ms 205.251.197.219
9 2026-09-04 03:53 639240904998816445
58 ms 205.251.197.219
8 2026-09-04 03:35 639240894389479235
3 ms 205.251.197.219
7 2026-09-04 03:18 639240883598515012
10 ms 205.251.197.219
6 2026-09-04 02:59 639240872564626752
37 ms 205.251.197.219
5 2026-09-04 02:05 639240840039143960
12 ms 205.251.197.219
4 2026-09-04 01:47 639240829157761054
4 ms 205.251.197.219
3 2026-09-04 01:29 639240818342059723
28 ms 205.251.197.219
2 2026-09-04 01:11 639240807494041389
16 ms 205.251.197.219
1 2026-09-04 00:17 639240775016780052
63 ms 205.251.197.219