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 2026-08-28. For this date, NameServerHistory found 56 DNS check records, 56 successful responses, 0 failed responses, and 136 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

56

Historical checks stored for this nameserver on selected date

Average Latency

136 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-28 23:49

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

56

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 2026-08-28 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
56 2026-08-28 23:49 639235574865467349
2 ms 205.251.197.219
55 2026-08-28 23:32 639235564640220198
5 ms 205.251.197.219
54 2026-08-28 23:15 639235554328938529
41 ms 205.251.197.219
53 2026-08-28 22:58 639235543879452837
12 ms 205.251.197.219
52 2026-08-28 22:04 639235511923394567
13 ms 205.251.197.219
51 2026-08-28 21:47 639235501571282412
18 ms 205.251.197.219
50 2026-08-28 21:30 639235491147763512
9 ms 205.251.197.219
49 2026-08-28 21:12 639235480607057252
44 ms 205.251.197.219
48 2026-08-28 20:19 639235448504869535
4 ms 205.251.197.219
47 2026-08-28 20:02 639235438205961423
64 ms 205.251.197.219
46 2026-08-28 19:44 639235427771603643
79 ms 205.251.197.219
45 2026-08-28 19:27 639235417327437217
7 ms 205.251.197.219
44 2026-08-28 18:34 639235385468729647
68 ms 205.251.197.219
43 2026-08-28 18:17 639235375227508188
16 ms 205.251.197.219
42 2026-08-28 18:00 639235364947407812
7 ms 205.251.197.219
41 2026-08-28 17:42 639235354434017190
2032 ms 205.251.197.219
40 2026-08-28 16:49 639235322621629103
41 ms 205.251.197.219
39 2026-08-28 16:32 639235312230592801
35 ms 205.251.197.219
38 2026-08-28 16:14 639235301738139314
37 ms 205.251.197.219
37 2026-08-28 15:57 639235291168160936
40 ms 205.251.197.219
36 2026-08-28 15:03 639235258803654519
16 ms 205.251.197.219
35 2026-08-28 14:45 639235248596087996
31 ms 205.251.197.219
34 2026-08-28 14:28 639235238225955920
11 ms 205.251.197.219
33 2026-08-28 14:11 639235227727862105
2018 ms 205.251.197.219
32 2026-08-28 13:17 639235195230848570
47 ms 205.251.197.219
31 2026-08-28 12:59 639235184840503274
32 ms 205.251.197.219
30 2026-08-28 12:42 639235174453894956
63 ms 205.251.197.219
29 2026-08-28 12:25 639235163898672622
61 ms 205.251.197.219
28 2026-08-28 11:32 639235132147470568
49 ms 205.251.197.219
27 2026-08-28 11:14 639235121907744088
2 ms 205.251.197.219
26 2026-08-28 10:57 639235111428014262
46 ms 205.251.197.219
25 2026-08-28 10:40 639235100921813626
11 ms 205.251.197.219
24 2026-08-28 09:46 639235068670703481
14 ms 205.251.197.219
23 2026-08-28 09:29 639235058337459445
9 ms 205.251.197.219
22 2026-08-28 09:11 639235047825109146
28 ms 205.251.197.219
21 2026-08-28 08:54 639235037383229033
38 ms 205.251.197.219
20 2026-08-28 08:01 639235005619242711
16 ms 205.251.197.219
19 2026-08-28 07:44 639234995310346584
22 ms 205.251.197.219
18 2026-08-28 07:26 639234984946548933
12 ms 205.251.197.219
17 2026-08-28 07:09 639234974608077290
17 ms 205.251.197.219
16 2026-08-28 06:16 639234942529845595
6 ms 205.251.197.219
15 2026-08-28 05:59 639234932259126627
17 ms 205.251.197.219
14 2026-08-28 05:41 639234921916735988
34 ms 205.251.197.219
13 2026-08-28 05:24 639234911470038027
2046 ms 205.251.197.219
12 2026-08-28 04:31 639234879588411654
51 ms 205.251.197.219
11 2026-08-28 04:14 639234869341589104
39 ms 205.251.197.219
10 2026-08-28 03:56 639234859012216675
65 ms 205.251.197.219
9 2026-08-28 03:39 639234848695364934
17 ms 205.251.197.219
8 2026-08-28 02:46 639234816952458162
7 ms 205.251.197.219
7 2026-08-28 02:29 639234806773081598
20 ms 205.251.197.219
6 2026-08-28 02:12 639234796382955255
24 ms 205.251.197.219
5 2026-08-28 01:55 639234786015782563
131 ms 205.251.197.219
4 2026-08-28 01:01 639234753811917646
3 ms 205.251.197.219
3 2026-08-28 00:44 639234743739767811
8 ms 205.251.197.219
2 2026-08-28 00:27 639234733372362811
2 ms 205.251.197.219
1 2026-08-28 00:10 639234723048550337
12 ms 205.251.197.219