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 2026-09-17. For this date, NameServerHistory found 67 DNS check records, 67 successful responses, 0 failed responses, and 256 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

67

Historical checks stored for this nameserver on selected date

Average Latency

256 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-17 23:46

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

67

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 2026-09-17 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
67 2026-09-17 23:46 639252852454031317
30 ms 205.251.197.219
66 2026-09-17 23:28 639252841839630810
5 ms 205.251.197.219
65 2026-09-17 23:10 639252831170867032
14 ms 205.251.197.219
64 2026-09-17 22:52 639252820308103439
7 ms 205.251.197.219
63 2026-09-17 22:34 639252809230009070
15 ms 205.251.197.219
62 2026-09-17 21:40 639252777162535378
4 ms 205.251.197.219
61 2026-09-17 21:22 639252765957564606
51 ms 205.251.197.219
60 2026-09-17 21:04 639252755176868090
82 ms 205.251.197.219
59 2026-09-17 20:46 639252744442512092
6 ms 205.251.197.219
58 2026-09-17 20:28 639252733644854349
7 ms 205.251.197.219
57 2026-09-17 20:10 639252722925561533
32 ms 205.251.197.219
56 2026-09-17 19:52 639252712160594214
10 ms 205.251.197.219
55 2026-09-17 19:34 639252701512577603
31 ms 205.251.197.219
54 2026-09-17 19:16 639252690669093185
13 ms 205.251.197.219
53 2026-09-17 18:58 639252679808666644
59 ms 205.251.197.219
52 2026-09-17 18:40 639252669053704288
39 ms 205.251.197.219
51 2026-09-17 18:22 639252658089140666
39 ms 205.251.197.219
50 2026-09-17 17:28 639252625629965993
7 ms 205.251.197.219
49 2026-09-17 17:10 639252614848275096
5 ms 205.251.197.219
48 2026-09-17 16:51 639252603876369729
15 ms 205.251.197.219
47 2026-09-17 16:33 639252592952565512
8 ms 205.251.197.219
46 2026-09-17 16:15 639252582170452386
2113 ms 205.251.197.219
45 2026-09-17 15:57 639252571176632328
2027 ms 205.251.197.219
44 2026-09-17 15:39 639252560339349640
3 ms 205.251.197.219
43 2026-09-17 15:21 639252549432308857
3 ms 205.251.197.219
42 2026-09-17 15:03 639252538736997299
13 ms 205.251.197.219
41 2026-09-17 14:45 639252527836156696
11 ms 205.251.197.219
40 2026-09-17 14:26 639252516754975597
27 ms 205.251.197.219
39 2026-09-17 14:08 639252505660608679
2049 ms 205.251.197.219
38 2026-09-17 13:13 639252472623292659
82 ms 205.251.197.219
37 2026-09-17 12:55 639252461783130366
129 ms 205.251.197.219
36 2026-09-17 12:37 639252450993586381
4020 ms 205.251.197.219
35 2026-09-17 12:18 639252440223558438
4 ms 205.251.197.219
34 2026-09-17 12:00 639252429303021173
32 ms 205.251.197.219
33 2026-09-17 11:42 639252418356652624
16 ms 205.251.197.219
32 2026-09-17 11:24 639252407421002882
107 ms 205.251.197.219
31 2026-09-17 11:06 639252396552275396
61 ms 205.251.197.219
30 2026-09-17 10:48 639252385649014698
7 ms 205.251.197.219
29 2026-09-17 10:29 639252374669357343
3 ms 205.251.197.219
28 2026-09-17 10:10 639252362103837886
2012 ms 205.251.197.219
27 2026-09-17 09:50 639252350715915654
10 ms 205.251.197.219
26 2026-09-17 08:55 639252317899315245
37 ms 205.251.197.219
25 2026-09-17 08:36 639252306910124966
55 ms 205.251.197.219
24 2026-09-17 08:18 639252295696669487
75 ms 205.251.197.219
23 2026-09-17 07:59 639252284716442794
18 ms 205.251.197.219
22 2026-09-17 07:41 639252273642166776
1348 ms 205.251.197.219
21 2026-09-17 07:23 639252262785231756
19 ms 205.251.197.219
20 2026-09-17 07:05 639252251845071434
67 ms 205.251.197.219
19 2026-09-17 06:46 639252240837349277
4 ms 205.251.197.219
18 2026-09-17 06:28 639252229688828474
4 ms 205.251.197.219
17 2026-09-17 06:10 639252218649821919
15 ms 205.251.197.219
16 2026-09-17 05:51 639252207839465323
6 ms 205.251.197.219
15 2026-09-17 05:33 639252196790489233
8 ms 205.251.197.219
14 2026-09-17 04:39 639252164522186562
2028 ms 205.251.197.219
13 2026-09-17 04:21 639252153713283740
30 ms 205.251.197.219
12 2026-09-17 04:03 639252142980624573
4 ms 205.251.197.219
11 2026-09-17 03:46 639252132338708479
13 ms 205.251.197.219
10 2026-09-17 03:28 639252121318535129
3 ms 205.251.197.219
9 2026-09-17 03:09 639252110438716589
8 ms 205.251.197.219
8 2026-09-17 02:51 639252099716944031
34 ms 205.251.197.219
7 2026-09-17 02:33 639252088844832110
40 ms 205.251.197.219
6 2026-09-17 02:15 639252077931078722
2 ms 205.251.197.219
5 2026-09-17 01:57 639252066937400002
26 ms 205.251.197.219
4 2026-09-17 01:38 639252055967926050
33 ms 205.251.197.219
3 2026-09-17 01:20 639252045008386063
28 ms 205.251.197.219
2 2026-09-17 00:26 639252012731819222
24 ms 205.251.197.219
1 2026-09-17 00:08 639252001870917210
42 ms 205.251.197.219