DNS response history for dns1.cortex-it.ch

dns1.cortex-it.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 2026-08-18. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 166 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 dns1.cortex-it.ch.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

166 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

5.187.56.45

Most recently resolved hosting IP on selected date

Successful Responses

74

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for dns1.cortex-it.ch

Showing DNS history for 2026-08-18 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
75 2026-08-18 23:50 639226935204800669
18 ms 5.187.56.45
74 2026-08-18 23:34 639226925298919497
4 ms 5.187.56.45
73 2026-08-18 23:18 639226915487885053
60 ms 5.187.56.45
72 2026-08-18 23:01 639226905465760034
26 ms 5.187.56.45
71 2026-08-18 22:44 639226895378104692
43 ms 5.187.56.45
70 2026-08-18 21:51 639226863374232622
2064 ms 5.187.56.45
69 2026-08-18 21:35 639226853698516058
25 ms 5.187.56.45
68 2026-08-18 21:18 639226843797360601
36 ms 5.187.56.45
67 2026-08-18 21:02 639226834046588155
29 ms 5.187.56.45
66 2026-08-18 20:45 639226824234488533
46 ms 5.187.56.45
65 2026-08-18 20:29 639226814549928621
21 ms 5.187.56.45
64 2026-08-18 20:13 639226804721432353
23 ms 5.187.56.45
63 2026-08-18 19:57 639226795048828184
29 ms 5.187.56.45
62 2026-08-18 19:40 639226785202482420
20 ms 5.187.56.45
61 2026-08-18 19:24 639226775309362607
33 ms 5.187.56.45
60 2026-08-18 19:07 639226765406586155
30 ms 5.187.56.45
59 2026-08-18 18:51 639226755437790519
47 ms 5.187.56.45
58 2026-08-18 17:58 639226723856194457
2026 ms 5.187.56.45
57 2026-08-18 17:42 639226714050583422
43 ms 5.187.56.45
56 2026-08-18 17:26 639226704236499724
16 ms 5.187.56.45
55 2026-08-18 17:09 639226694184520163
36 ms 5.187.56.45
54 2026-08-18 16:52 639226684161203477
104 ms 5.187.56.45
53 2026-08-18 16:36 639226674305430109
25 ms 5.187.56.45
52 2026-08-18 16:19 639226664489607984
39 ms 5.187.56.45
51 2026-08-18 16:03 639226654533111667
32 ms 5.187.56.45
50 2026-08-18 15:46 639226644778594725
25 ms 5.187.56.45
49 2026-08-18 15:30 639226634901553621
3 ms 5.187.56.45
48 2026-08-18 15:13 639226624921864967
22 ms 5.187.56.45
47 2026-08-18 14:57 639226614939419403
10 ms 5.187.56.45
46 2026-08-18 14:04 639226583021074771
74 ms 5.187.56.45
45 2026-08-18 13:47 639226573279933585
13 ms 5.187.56.45
44 2026-08-18 13:31 639226563494036301
25 ms 5.187.56.45
43 2026-08-18 13:15 639226553708216256
26 ms 5.187.56.45
42 2026-08-18 12:58 639226544003734815
24 ms 5.187.56.45
41 2026-08-18 12:42 639226534105733155
6 ms 5.187.56.45
40 2026-08-18 12:26 639226524298118898
2022 ms 5.187.56.45
39 2026-08-18 12:09 639226514525195335
21 ms 5.187.56.45
38 2026-08-18 11:53 639226504703635320
21 ms 5.187.56.45
37 2026-08-18 11:36 639226494737271720
12 ms 5.187.56.45
36 2026-08-18 11:20 639226485005027236
58 ms 5.187.56.45
35 2026-08-18 11:03 639226475133236105
22 ms 5.187.56.45
34 2026-08-18 10:10 639226442975077052
11 ms 5.187.56.45
33 2026-08-18 09:54 639226433317932039
27 ms 5.187.56.45
32 2026-08-18 09:38 639226423688431096
14 ms 5.187.56.45
31 2026-08-18 09:22 639226413998250045
21 ms 5.187.56.45
30 2026-08-18 09:05 639226404284554875
10 ms 5.187.56.45
29 2026-08-18 08:49 639226394637043309
39 ms 5.187.56.45
28 2026-08-18 08:33 639226385052447582
11 ms 5.187.56.45
27 2026-08-18 08:17 639226375506189603
24 ms 5.187.56.45
26 2026-08-18 08:01 639226365690646426
18 ms 5.187.56.45
25 2026-08-18 07:45 639226355771007701
15 ms 5.187.56.45
24 2026-08-18 07:28 639226345946269369
2029 ms 5.187.56.45
23 2026-08-18 07:12 639226336241601848
108 ms 5.187.56.45
22 2026-08-18 06:20 639226304950675290
18 ms 5.187.56.45
21 2026-08-18 06:04 639226295324754616
25 ms 5.187.56.45
20 2026-08-18 05:48 639226285824640601
13 ms 5.187.56.45
19 2026-08-18 05:32 639226276321223917
2035 ms 5.187.56.45
18 2026-08-18 05:16 639226266800200046
2 ms 5.187.56.45
17 2026-08-18 05:00 639226256958066164
17 ms 5.187.56.45
16 2026-08-18 04:44 639226247432364597
20 ms 5.187.56.45
15 2026-08-18 04:28 639226237703388552
3 ms 5.187.56.45
14 2026-08-18 04:12 639226227937569589
37 ms 5.187.56.45
13 2026-08-18 03:55 639226218052465471
125 ms 5.187.56.45
12 2026-08-18 03:39 639226208429623997
14 ms 5.187.56.45
11 2026-08-18 03:23 639226198800675295
9 ms 5.187.56.45
10 2026-08-18 02:31 639226167722042574
52 ms 5.187.56.45
9 2026-08-18 02:16 639226158277924383
21 ms 5.187.56.45
8 2026-08-18 02:00 639226148757810592
27 ms 5.187.56.45
7 2026-08-18 01:44 639226139348611045
78 ms 5.187.56.45
6 2026-08-18 01:28 639226129823462907
48 ms 5.187.56.45
5 2026-08-18 01:12 639226120218260005
72 ms 5.187.56.45
4 2026-08-18 00:56 639226110875503904
38 ms 5.187.56.45
3 2026-08-18 00:41 639226101376311912
-
2 2026-08-18 00:25 639226091924943492
18 ms 5.187.56.45
1 2026-08-18 00:09 639226082133158124
18 ms 5.187.56.45