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 2026-08-31. For this date, NameServerHistory found 71 DNS check records, 71 successful responses, 0 failed responses, and 199 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

71

Historical checks stored for this nameserver on selected date

Average Latency

199 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-31 23:45

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

71

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 2026-08-31 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
71 2026-08-31 23:45 639238164117437727
39 ms 205.251.197.219
70 2026-08-31 23:27 639238153343647435
25 ms 205.251.197.219
69 2026-08-31 23:09 639238142520473714
27 ms 205.251.197.219
68 2026-08-31 22:51 639238131745466751
64 ms 205.251.197.219
67 2026-08-31 22:33 639238120990576799
20 ms 205.251.197.219
66 2026-08-31 21:39 639238088948639656
28 ms 205.251.197.219
65 2026-08-31 21:22 639238078451435617
7 ms 205.251.197.219
64 2026-08-31 21:05 639238067818407820
12 ms 205.251.197.219
63 2026-08-31 20:47 639238057337242425
26 ms 205.251.197.219
62 2026-08-31 20:29 639238046718231047
37 ms 205.251.197.219
61 2026-08-31 20:12 639238036493480692
12 ms 205.251.197.219
60 2026-08-31 19:55 639238026138697113
70 ms 205.251.197.219
59 2026-08-31 19:38 639238015790028644
14 ms 205.251.197.219
58 2026-08-31 19:20 639238005382709909
30 ms 205.251.197.219
57 2026-08-31 19:03 639237995139195097
27 ms 205.251.197.219
56 2026-08-31 18:46 639237984659733710
52 ms 205.251.197.219
55 2026-08-31 18:28 639237974142394595
2168 ms 205.251.197.219
54 2026-08-31 17:35 639237941910348424
14 ms 205.251.197.219
53 2026-08-31 17:18 639237931681671742
38 ms 205.251.197.219
52 2026-08-31 17:00 639237921365566692
31 ms 205.251.197.219
51 2026-08-31 16:43 639237910991948788
19 ms 205.251.197.219
50 2026-08-31 16:26 639237900605596198
13 ms 205.251.197.219
49 2026-08-31 16:09 639237890356235470
10 ms 205.251.197.219
48 2026-08-31 15:51 639237879936204342
73 ms 205.251.197.219
47 2026-08-31 15:34 639237869543741197
2045 ms 205.251.197.219
46 2026-08-31 15:17 639237859138790045
20 ms 205.251.197.219
45 2026-08-31 14:59 639237848640463709
20 ms 205.251.197.219
44 2026-08-31 14:42 639237838098800325
2 ms 205.251.197.219
43 2026-08-31 14:24 639237827433935375
49 ms 205.251.197.219
42 2026-08-31 13:30 639237794785519897
8 ms 205.251.197.219
41 2026-08-31 13:12 639237784474116679
3 ms 205.251.197.219
40 2026-08-31 12:55 639237773965397189
2028 ms 205.251.197.219
39 2026-08-31 12:37 639237763588542721
2212 ms 205.251.197.219
38 2026-08-31 12:20 639237753225101103
26 ms 205.251.197.219
37 2026-08-31 12:03 639237742927117371
6 ms 205.251.197.219
36 2026-08-31 11:46 639237732538256235
84 ms 205.251.197.219
35 2026-08-31 11:28 639237722025682013
2052 ms 205.251.197.219
34 2026-08-31 11:11 639237711568720101
5 ms 205.251.197.219
33 2026-08-31 10:53 639237701119461876
7 ms 205.251.197.219
32 2026-08-31 10:36 639237690759595513
8 ms 205.251.197.219
31 2026-08-31 10:18 639237680122296836
3 ms 205.251.197.219
30 2026-08-31 09:25 639237647999458954
6 ms 205.251.197.219
29 2026-08-31 09:08 639237637680951774
10 ms 205.251.197.219
28 2026-08-31 08:50 639237627437728712
13 ms 205.251.197.219
27 2026-08-31 08:33 639237617127808241
10 ms 205.251.197.219
26 2026-08-31 08:16 639237606990101394
60 ms 205.251.197.219
25 2026-08-31 07:59 639237596595480036
3 ms 205.251.197.219
24 2026-08-31 07:42 639237586261012001
8 ms 205.251.197.219
23 2026-08-31 07:25 639237576047657695
30 ms 205.251.197.219
22 2026-08-31 07:08 639237565832936443
11 ms 205.251.197.219
21 2026-08-31 06:51 639237555466329546
34 ms 205.251.197.219
20 2026-08-31 06:33 639237545032411072
132 ms 205.251.197.219
19 2026-08-31 06:16 639237534469438634
10 ms 205.251.197.219
18 2026-08-31 05:22 639237502279296801
3 ms 205.251.197.219
17 2026-08-31 05:05 639237492362730124
3 ms 205.251.197.219
16 2026-08-31 04:49 639237482311584319
35 ms 205.251.197.219
15 2026-08-31 04:32 639237472150685594
30 ms 205.251.197.219
14 2026-08-31 04:15 639237462055295430
2051 ms 205.251.197.219
13 2026-08-31 03:58 639237452089913890
7 ms 205.251.197.219
12 2026-08-31 03:41 639237441972654103
34 ms 205.251.197.219
11 2026-08-31 03:25 639237432052396478
28 ms 205.251.197.219
10 2026-08-31 03:08 639237422012990851
7 ms 205.251.197.219
9 2026-08-31 02:51 639237411889602012
16 ms 205.251.197.219
8 2026-08-31 02:34 639237401637354221
19 ms 205.251.197.219
7 2026-08-31 02:17 639237391412690360
12 ms 205.251.197.219
6 2026-08-31 01:25 639237359972957132
15 ms 205.251.197.219
5 2026-08-31 01:08 639237350032183979
8 ms 205.251.197.219
4 2026-08-31 00:51 639237340111452066
28 ms 205.251.197.219
3 2026-08-31 00:35 639237329967272514
2 ms 205.251.197.219
2 2026-08-31 00:18 639237319916508151
16 ms 205.251.197.219
1 2026-08-31 00:01 639237309944877243
73 ms 205.251.197.219