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 2026-09-19. For this date, NameServerHistory found 70 DNS check records, 70 successful responses, 0 failed responses, and 201 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

70

Historical checks stored for this nameserver on selected date

Average Latency

201 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-19 23:52

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

70

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 2026-09-19 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
70 2026-09-19 23:52 639254583934927365
10 ms 205.251.197.219
69 2026-09-19 23:34 639254573193291382
25 ms 205.251.197.219
68 2026-09-19 23:16 639254562358631196
39 ms 205.251.197.219
67 2026-09-19 22:58 639254551439940330
12 ms 205.251.197.219
66 2026-09-19 22:39 639254540524060452
2016 ms 205.251.197.219
65 2026-09-19 22:21 639254529490784738
54 ms 205.251.197.219
64 2026-09-19 22:03 639254518554061652
58 ms 205.251.197.219
63 2026-09-19 21:45 639254507788410240
2018 ms 205.251.197.219
62 2026-09-19 21:26 639254496753880013
56 ms 205.251.197.219
61 2026-09-19 21:08 639254485510978549
39 ms 205.251.197.219
60 2026-09-19 20:14 639254453426524372
4 ms 205.251.197.219
59 2026-09-19 19:56 639254442547069230
5 ms 205.251.197.219
58 2026-09-19 19:38 639254431842284147
6 ms 205.251.197.219
57 2026-09-19 19:20 639254421057442583
9 ms 205.251.197.219
56 2026-09-19 19:02 639254410127670491
28 ms 205.251.197.219
55 2026-09-19 18:44 639254399379415112
26 ms 205.251.197.219
54 2026-09-19 18:26 639254388427346857
5 ms 205.251.197.219
53 2026-09-19 18:08 639254377676543222
110 ms 205.251.197.219
52 2026-09-19 17:50 639254366830551844
88 ms 205.251.197.219
51 2026-09-19 17:32 639254355977588194
90 ms 205.251.197.219
50 2026-09-19 17:13 639254344999584781
38 ms 205.251.197.219
49 2026-09-19 16:55 639254333860396893
7 ms 205.251.197.219
48 2026-09-19 16:01 639254301739782177
19 ms 205.251.197.219
47 2026-09-19 15:43 639254290954617700
10 ms 205.251.197.219
46 2026-09-19 15:25 639254280133440680
15 ms 205.251.197.219
45 2026-09-19 15:07 639254269287816072
15 ms 205.251.197.219
44 2026-09-19 14:49 639254258234973219
5 ms 205.251.197.219
43 2026-09-19 14:31 639254247434427528
10 ms 205.251.197.219
42 2026-09-19 14:13 639254236569743917
69 ms 205.251.197.219
41 2026-09-19 13:55 639254225591741005
13 ms 205.251.197.219
40 2026-09-19 13:36 639254214859872664
79 ms 205.251.197.219
39 2026-09-19 13:18 639254203941604203
32 ms 205.251.197.219
38 2026-09-19 13:00 639254192808444542
8 ms 205.251.197.219
37 2026-09-19 12:41 639254181538181446
67 ms 205.251.197.219
36 2026-09-19 11:47 639254149013123749
85 ms 205.251.197.219
35 2026-09-19 11:29 639254138135856535
48 ms 205.251.197.219
34 2026-09-19 11:10 639254127218672068
2023 ms 205.251.197.219
33 2026-09-19 10:53 639254116491003392
7 ms 205.251.197.219
32 2026-09-19 10:34 639254105627880471
19 ms 205.251.197.219
31 2026-09-19 10:16 639254094646689610
7 ms 205.251.197.219
30 2026-09-19 09:58 639254083357654000
76 ms 205.251.197.219
29 2026-09-19 09:39 639254072590130699
25 ms 205.251.197.219
28 2026-09-19 09:21 639254061470611933
39 ms 205.251.197.219
27 2026-09-19 09:03 639254050623905056
5 ms 205.251.197.219
26 2026-09-19 08:44 639254039401901438
29 ms 205.251.197.219
25 2026-09-19 08:25 639254028101417083
46 ms 205.251.197.219
24 2026-09-19 07:31 639253995773650088
45 ms 205.251.197.219
23 2026-09-19 07:13 639253985056987306
28 ms 205.251.197.219
22 2026-09-19 06:56 639253974277162355
23 ms 205.251.197.219
21 2026-09-19 06:38 639253963546736635
4 ms 205.251.197.219
20 2026-09-19 06:20 639253952687540725
56 ms 205.251.197.219
19 2026-09-19 06:02 639253942097215087
68 ms 205.251.197.219
18 2026-09-19 05:44 639253931203538604
11 ms 205.251.197.219
17 2026-09-19 05:26 639253920511502429
63 ms 205.251.197.219
16 2026-09-19 05:08 639253909897280647
4012 ms 205.251.197.219
15 2026-09-19 04:50 639253898994420874
3 ms 205.251.197.219
14 2026-09-19 04:32 639253888149732378
6 ms 205.251.197.219
13 2026-09-19 04:13 639253876944814259
6 ms 205.251.197.219
12 2026-09-19 03:20 639253844772903136
16 ms 205.251.197.219
11 2026-09-19 03:02 639253834060192183
15 ms 205.251.197.219
10 2026-09-19 02:44 639253823193929786
9 ms 205.251.197.219
9 2026-09-19 02:26 639253812307888915
4 ms 205.251.197.219
8 2026-09-19 02:08 639253801412332494
18 ms 205.251.197.219
7 2026-09-19 01:49 639253790562365071
2 ms 205.251.197.219
6 2026-09-19 01:31 639253779865582125
2 ms 205.251.197.219
5 2026-09-19 01:14 639253769286341447
24 ms 205.251.197.219
4 2026-09-19 00:56 639253758435355390
37 ms 205.251.197.219
3 2026-09-19 00:38 639253747630630155
73 ms 205.251.197.219
2 2026-09-19 00:20 639253736521788384
18 ms 205.251.197.219
1 2026-09-19 00:01 639253725425254581
2019 ms 205.251.197.219