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 2026-08-15. For this date, NameServerHistory found 77 DNS check records, 76 successful responses, 1 failed responses, and 189 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

77

Historical checks stored for this nameserver on selected date

Average Latency

189 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:59

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

76

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 2026-08-15 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
77 2026-08-15 23:59 639224347685767174
9 ms 5.187.56.45
76 2026-08-15 23:43 639224338276675277
12 ms 5.187.56.45
75 2026-08-15 22:50 639224306594546649
80 ms 5.187.56.45
74 2026-08-15 22:34 639224297145423303
37 ms 5.187.56.45
73 2026-08-15 22:19 639224287678238833
32 ms 5.187.56.45
72 2026-08-15 22:03 639224278490872828
31 ms 5.187.56.45
71 2026-08-15 21:48 639224269149307826
48 ms 5.187.56.45
70 2026-08-15 21:32 639224259868597616
40 ms 5.187.56.45
69 2026-08-15 21:17 639224250518642175
20 ms 5.187.56.45
68 2026-08-15 21:01 639224241064772383
41 ms 5.187.56.45
67 2026-08-15 20:45 639224231691099605
2093 ms 5.187.56.45
66 2026-08-15 20:30 639224222468168159
37 ms 5.187.56.45
65 2026-08-15 20:14 639224213173899635
24 ms 5.187.56.45
64 2026-08-15 19:59 639224203914451783
2025 ms 5.187.56.45
63 2026-08-15 19:06 639224172202542163
2047 ms 5.187.56.45
62 2026-08-15 18:51 639224163338654093
36 ms 5.187.56.45
61 2026-08-15 18:36 639224154287995374
51 ms 5.187.56.45
60 2026-08-15 18:21 639224145118612503
41 ms 5.187.56.45
59 2026-08-15 18:06 639224135995990731
30 ms 5.187.56.45
58 2026-08-15 17:51 639224127185332624
45 ms 5.187.56.45
57 2026-08-15 17:36 639224118229289175
2035 ms 5.187.56.45
56 2026-08-15 17:21 639224109273796359
53 ms 5.187.56.45
55 2026-08-15 17:06 639224100490805608
47 ms 5.187.56.45
54 2026-08-15 16:51 639224091353714490
51 ms 5.187.56.45
53 2026-08-15 16:36 639224082033126828
51 ms 5.187.56.45
52 2026-08-15 16:20 639224072736962403
27 ms 5.187.56.45
51 2026-08-15 15:28 639224041475563754
39 ms 5.187.56.45
50 2026-08-15 15:13 639224032345604453
19 ms 5.187.56.45
49 2026-08-15 14:58 639224023169497283
14 ms 5.187.56.45
48 2026-08-15 14:43 639224013981146405
32 ms 5.187.56.45
47 2026-08-15 14:27 639224004883412586
28 ms 5.187.56.45
46 2026-08-15 14:12 639223995612880615
9 ms 5.187.56.45
45 2026-08-15 13:57 639223986271830789
19 ms 5.187.56.45
44 2026-08-15 13:41 639223977005780949
23 ms 5.187.56.45
43 2026-08-15 13:26 639223967653137793
20 ms 5.187.56.45
42 2026-08-15 13:10 639223958286010799
19 ms 5.187.56.45
41 2026-08-15 12:54 639223948936108345
19 ms 5.187.56.45
40 2026-08-15 12:39 639223939673066880
56 ms 5.187.56.45
39 2026-08-15 11:46 639223908317760530
20 ms 5.187.56.45
38 2026-08-15 11:30 639223898992594258
22 ms 5.187.56.45
37 2026-08-15 11:15 639223889761312823
20 ms 5.187.56.45
36 2026-08-15 10:59 639223880359273507
24 ms 5.187.56.45
35 2026-08-15 10:44 639223870920466808
19 ms 5.187.56.45
34 2026-08-15 10:28 639223861579762179
14 ms 5.187.56.45
33 2026-08-15 10:13 639223852238616009
21 ms 5.187.56.45
32 2026-08-15 09:57 639223843019815620
29 ms 5.187.56.45
31 2026-08-15 09:41 639223833669915012
31 ms 5.187.56.45
30 2026-08-15 09:26 639223824494613222
21 ms 5.187.56.45
29 2026-08-15 09:11 639223815116325293
20 ms 5.187.56.45
28 2026-08-15 08:55 639223805493870221
-
27 2026-08-15 08:03 639223774218660438
21 ms 5.187.56.45
26 2026-08-15 07:47 639223764663090372
23 ms 5.187.56.45
25 2026-08-15 07:31 639223755338811400
27 ms 5.187.56.45
24 2026-08-15 07:16 639223746019193268
12 ms 5.187.56.45
23 2026-08-15 07:00 639223736658778104
2028 ms 5.187.56.45
22 2026-08-15 06:44 639223727330194499
23 ms 5.187.56.45
21 2026-08-15 06:29 639223717848514742
32 ms 5.187.56.45
20 2026-08-15 06:13 639223708284754056
22 ms 5.187.56.45
19 2026-08-15 05:57 639223699061259933
9 ms 5.187.56.45
18 2026-08-15 05:42 639223689592545140
45 ms 5.187.56.45
17 2026-08-15 05:26 639223680143410810
34 ms 5.187.56.45
16 2026-08-15 05:10 639223670514517104
59 ms 5.187.56.45
15 2026-08-15 04:17 639223638855054294
27 ms 5.187.56.45
14 2026-08-15 04:02 639223629623335972
13 ms 5.187.56.45
13 2026-08-15 03:46 639223620390189495
3 ms 5.187.56.45
12 2026-08-15 03:31 639223610916950440
38 ms 5.187.56.45
11 2026-08-15 03:15 639223601597759168
38 ms 5.187.56.45
10 2026-08-15 03:00 639223592342172093
19 ms 5.187.56.45
9 2026-08-15 02:45 639223583324121497
10 ms 5.187.56.45
8 2026-08-15 02:29 639223574086714218
2076 ms 5.187.56.45
7 2026-08-15 02:14 639223564698424889
46 ms 5.187.56.45
6 2026-08-15 01:58 639223555408664206
48 ms 5.187.56.45
5 2026-08-15 01:42 639223546000912416
48 ms 5.187.56.45
4 2026-08-15 01:27 639223536550774847
39 ms 5.187.56.45
3 2026-08-15 00:34 639223505017205611
16 ms 5.187.56.45
2 2026-08-15 00:19 639223495784410207
25 ms 5.187.56.45
1 2026-08-15 00:03 639223486524583054
35 ms 5.187.56.45