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 2026-09-07. For this date, NameServerHistory found 71 DNS check records, 71 successful responses, 0 failed responses, and 143 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

143 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-07 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

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 2026-09-07 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 2026-09-07 23:52 639244216004548276
81 ms 205.251.197.219
70 2026-09-07 23:34 639244205754081699
19 ms 205.251.197.219
69 2026-09-07 23:17 639244195522433403
45 ms 205.251.197.219
68 2026-09-07 23:00 639244185289664885
7 ms 205.251.197.219
67 2026-09-07 22:43 639244174995088472
26 ms 205.251.197.219
66 2026-09-07 22:26 639244164688291848
33 ms 205.251.197.219
65 2026-09-07 22:09 639244154402336469
5 ms 205.251.197.219
64 2026-09-07 21:52 639244144111877898
44 ms 205.251.197.219
63 2026-09-07 21:34 639244133650692649
22 ms 205.251.197.219
62 2026-09-07 21:16 639244122977071839
5 ms 205.251.197.219
61 2026-09-07 20:59 639244112406901736
3 ms 205.251.197.219
60 2026-09-07 20:05 639244080125526846
10 ms 205.251.197.219
59 2026-09-07 19:48 639244069855051129
44 ms 205.251.197.219
58 2026-09-07 19:31 639244059468183996
7 ms 205.251.197.219
57 2026-09-07 19:13 639244049026241178
7 ms 205.251.197.219
56 2026-09-07 18:56 639244038439794319
65 ms 205.251.197.219
55 2026-09-07 18:38 639244028102312151
2035 ms 205.251.197.219
54 2026-09-07 18:21 639244017555436690
9 ms 205.251.197.219
53 2026-09-07 18:03 639244007135039280
99 ms 205.251.197.219
52 2026-09-07 17:46 639243996720186115
18 ms 205.251.197.219
51 2026-09-07 17:28 639243986221960822
38 ms 205.251.197.219
50 2026-09-07 17:11 639243975551020689
16 ms 205.251.197.219
49 2026-09-07 16:53 639243964725047461
9 ms 205.251.197.219
48 2026-09-07 15:59 639243932394248912
5 ms 205.251.197.219
47 2026-09-07 15:41 639243921908536641
27 ms 205.251.197.219
46 2026-09-07 15:24 639243911421639692
50 ms 205.251.197.219
45 2026-09-07 15:07 639243901134096351
6 ms 205.251.197.219
44 2026-09-07 14:49 639243890562442920
4 ms 205.251.197.219
43 2026-09-07 14:31 639243880002713553
9 ms 205.251.197.219
42 2026-09-07 14:14 639243869544884881
4 ms 205.251.197.219
41 2026-09-07 13:56 639243859034905706
2030 ms 205.251.197.219
40 2026-09-07 13:39 639243848507940314
13 ms 205.251.197.219
39 2026-09-07 13:21 639243837944805752
31 ms 205.251.197.219
38 2026-09-07 13:03 639243826894954646
2029 ms 205.251.197.219
37 2026-09-07 12:45 639243816088742588
30 ms 205.251.197.219
36 2026-09-07 11:51 639243783416147641
55 ms 205.251.197.219
35 2026-09-07 11:33 639243773258728601
139 ms 205.251.197.219
34 2026-09-07 11:16 639243762932856657
3 ms 205.251.197.219
33 2026-09-07 10:59 639243752634359282
352 ms 205.251.197.219
32 2026-09-07 10:42 639243742203085197
4 ms 205.251.197.219
31 2026-09-07 10:25 639243731892272394
3 ms 205.251.197.219
30 2026-09-07 10:07 639243721587627260
94 ms 205.251.197.219
29 2026-09-07 09:50 639243711160254831
9 ms 205.251.197.219
28 2026-09-07 09:33 639243700909519665
37 ms 205.251.197.219
27 2026-09-07 09:16 639243690486850030
5 ms 205.251.197.219
26 2026-09-07 08:58 639243679783436296
4 ms 205.251.197.219
25 2026-09-07 08:40 639243669009629468
3 ms 205.251.197.219
24 2026-09-07 07:46 639243636835519162
25 ms 205.251.197.219
23 2026-09-07 07:30 639243626941316325
3 ms 205.251.197.219
22 2026-09-07 07:13 639243616714764850
40 ms 205.251.197.219
21 2026-09-07 06:56 639243606501039731
82 ms 205.251.197.219
20 2026-09-07 06:39 639243596266470434
5 ms 205.251.197.219
19 2026-09-07 06:22 639243586172516667
5 ms 205.251.197.219
18 2026-09-07 06:05 639243575987774756
8 ms 205.251.197.219
17 2026-09-07 05:48 639243565882806485
32 ms 205.251.197.219
16 2026-09-07 05:31 639243555851188960
4 ms 205.251.197.219
15 2026-09-07 05:14 639243545662104881
94 ms 205.251.197.219
14 2026-09-07 04:57 639243535269289058
57 ms 205.251.197.219
13 2026-09-07 04:40 639243524956377525
2015 ms 205.251.197.219
12 2026-09-07 03:47 639243493386067496
3 ms 205.251.197.219
11 2026-09-07 03:31 639243483597690535
44 ms 205.251.197.219
10 2026-09-07 03:14 639243473632804102
14 ms 205.251.197.219
9 2026-09-07 02:58 639243463717349151
12 ms 205.251.197.219
8 2026-09-07 02:41 639243453649537459
87 ms 205.251.197.219
7 2026-09-07 02:24 639243443589123938
22 ms 205.251.197.219
6 2026-09-07 02:08 639243433686761270
4 ms 205.251.197.219
5 2026-09-07 01:51 639243423612489114
17 ms 205.251.197.219
4 2026-09-07 01:34 639243413558497889
2 ms 205.251.197.219
3 2026-09-07 01:17 639243403375015478
4 ms 205.251.197.219
2 2026-09-07 01:00 639243392950546149
6 ms 205.251.197.219
1 2026-09-07 00:42 639243382294422830
3 ms 205.251.197.219