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 2026-09-08. For this date, NameServerHistory found 53 DNS check records, 53 successful responses, 0 failed responses, and 185 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

53

Historical checks stored for this nameserver on selected date

Average Latency

185 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-08 23:19

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

53

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 2026-09-08 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
53 2026-09-08 23:19 639245060622581772
15 ms 205.251.197.219
52 2026-09-08 23:01 639245049896530363
36 ms 205.251.197.219
51 2026-09-08 22:43 639245039152254499
3 ms 205.251.197.219
50 2026-09-08 22:25 639245028278350370
8 ms 205.251.197.219
49 2026-09-08 21:32 639244996220733901
13 ms 205.251.197.219
48 2026-09-08 21:14 639244985528688880
7 ms 205.251.197.219
47 2026-09-08 20:56 639244974627192580
30 ms 205.251.197.219
46 2026-09-08 20:37 639244963336153735
5 ms 205.251.197.219
45 2026-09-08 19:44 639244931332531684
33 ms 205.251.197.219
44 2026-09-08 19:26 639244920755278459
9 ms 205.251.197.219
43 2026-09-08 19:08 639244910020699728
27 ms 205.251.197.219
42 2026-09-08 18:50 639244899085247766
32 ms 205.251.197.219
41 2026-09-08 17:56 639244866562011964
21 ms 205.251.197.219
40 2026-09-08 17:38 639244855783382913
14 ms 205.251.197.219
39 2026-09-08 17:20 639244845178169485
2020 ms 205.251.197.219
38 2026-09-08 17:02 639244834187238786
19 ms 205.251.197.219
37 2026-09-08 16:08 639244801833863038
29 ms 205.251.197.219
36 2026-09-08 15:50 639244791131815096
12 ms 205.251.197.219
35 2026-09-08 15:32 639244780368839007
3 ms 205.251.197.219
34 2026-09-08 15:14 639244769662853491
2 ms 205.251.197.219
33 2026-09-08 14:21 639244737574810052
10 ms 205.251.197.219
32 2026-09-08 14:03 639244726959738565
36 ms 205.251.197.219
31 2026-09-08 13:45 639244716162956669
34 ms 205.251.197.219
30 2026-09-08 13:27 639244705167180752
3 ms 205.251.197.219
29 2026-09-08 12:33 639244672818547645
5 ms 205.251.197.219
28 2026-09-08 12:15 639244662230062805
4 ms 205.251.197.219
27 2026-09-08 11:57 639244651529075639
30 ms 205.251.197.219
26 2026-09-08 11:39 639244640633641924
23 ms 205.251.197.219
25 2026-09-08 10:46 639244608394070804
9 ms 205.251.197.219
24 2026-09-08 10:28 639244597666776120
5 ms 205.251.197.219
23 2026-09-08 10:10 639244586920389890
121 ms 205.251.197.219
22 2026-09-08 09:52 639244576025944339
4 ms 205.251.197.219
21 2026-09-08 08:58 639244543909462954
4 ms 205.251.197.219
20 2026-09-08 08:40 639244533210387140
4 ms 205.251.197.219
19 2026-09-08 08:22 639244522467196103
2 ms 205.251.197.219
18 2026-09-08 08:04 639244511816812791
832 ms 205.251.197.219
17 2026-09-08 07:11 639244479914607813
38 ms 205.251.197.219
16 2026-09-08 06:54 639244469291063677
11 ms 205.251.197.219
15 2026-09-08 06:36 639244458714022686
2069 ms 205.251.197.219
14 2026-09-08 06:18 639244448049440176
9 ms 205.251.197.219
13 2026-09-08 05:25 639244416026048181
2036 ms 205.251.197.219
12 2026-09-08 05:07 639244405448779852
63 ms 205.251.197.219
11 2026-09-08 04:50 639244395054181533
2 ms 205.251.197.219
10 2026-09-08 04:32 639244384482750018
2 ms 205.251.197.219
9 2026-09-08 03:40 639244352905260671
12 ms 205.251.197.219
8 2026-09-08 03:23 639244342601275194
14 ms 205.251.197.219
7 2026-09-08 03:05 639244332113315016
2019 ms 205.251.197.219
6 2026-09-08 02:48 639244321630017420
4 ms 205.251.197.219
5 2026-09-08 01:55 639244289771283119
3 ms 205.251.197.219
4 2026-09-08 01:37 639244279479492752
6 ms 205.251.197.219
3 2026-09-08 01:20 639244268799205319
13 ms 205.251.197.219
2 2026-09-08 01:02 639244258237380287
2 ms 205.251.197.219
1 2026-09-08 00:09 639244226268782064
18 ms 205.251.197.219