DNS response history for guard.cortex.com.pl

guard.cortex.com.pl 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 2026-08-21. For this date, NameServerHistory found 72 DNS check records, 70 successful responses, 2 failed responses, and 56 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 guard.cortex.com.pl.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

56 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

217.117.142.194

Most recently resolved hosting IP on selected date

Successful Responses

70

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for guard.cortex.com.pl

Showing DNS history for 2026-08-21 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
72 2026-08-21 23:46 639229527598660841
115 ms 217.117.142.194
71 2026-08-21 23:30 639229517954323214
23 ms 217.117.142.194
70 2026-08-21 23:14 639229508269999021
20 ms 217.117.142.194
69 2026-08-21 22:58 639229498559060171
20 ms 217.117.142.194
68 2026-08-21 22:41 639229488519347586
6 ms 217.117.142.194
67 2026-08-21 21:48 639229456606578934
24 ms 217.117.142.194
66 2026-08-21 21:32 639229446985772499
15 ms 217.117.142.194
65 2026-08-21 21:16 639229437367313098
90 ms 217.117.142.194
64 2026-08-21 21:00 639229427923950391
57 ms 217.117.142.194
63 2026-08-21 20:44 639229418168588854
108 ms 217.117.142.194
62 2026-08-21 20:28 639229408345678334
94 ms 217.117.142.194
61 2026-08-21 20:11 639229398616354648
19 ms 217.117.142.194
60 2026-08-21 19:55 639229388634592323
-
59 2026-08-21 19:38 639229378792837692
56 ms 217.117.142.194
58 2026-08-21 19:22 639229369154682311
55 ms 217.117.142.194
57 2026-08-21 19:06 639229359248017926
106 ms 217.117.142.194
56 2026-08-21 18:49 639229349124294642
130 ms 217.117.142.194
55 2026-08-21 17:57 639229317791715692
19 ms 217.117.142.194
54 2026-08-21 17:40 639229308115194575
56 ms 217.117.142.194
53 2026-08-21 17:24 639229298320320558
99 ms 217.117.142.194
52 2026-08-21 17:08 639229288674863221
12 ms 217.117.142.194
51 2026-08-21 16:52 639229278983677079
17 ms 217.117.142.194
50 2026-08-21 16:36 639229269405517175
26 ms 217.117.142.194
49 2026-08-21 16:20 639229259594798244
52 ms 217.117.142.194
48 2026-08-21 16:03 639229249736681188
42 ms 217.117.142.194
47 2026-08-21 15:46 639229239699417787
76 ms 217.117.142.194
46 2026-08-21 15:30 639229229621964033
23 ms 217.117.142.194
45 2026-08-21 15:13 639229219567270965
133 ms 217.117.142.194
44 2026-08-21 14:56 639229209406666856
232 ms 217.117.142.194
43 2026-08-21 14:03 639229177815876178
-
42 2026-08-21 13:47 639229168243572685
107 ms 217.117.142.194
41 2026-08-21 13:31 639229158599856475
13 ms 217.117.142.194
40 2026-08-21 13:15 639229148998940902
10 ms 217.117.142.194
39 2026-08-21 12:59 639229139276923594
198 ms 217.117.142.194
38 2026-08-21 12:43 639229129709912394
53 ms 217.117.142.194
37 2026-08-21 12:27 639229119801488500
5 ms 217.117.142.194
36 2026-08-21 12:10 639229110135262458
8 ms 217.117.142.194
35 2026-08-21 11:54 639229100336051392
87 ms 217.117.142.194
34 2026-08-21 11:38 639229090641415626
15 ms 217.117.142.194
33 2026-08-21 11:21 639229080702683947
6 ms 217.117.142.194
32 2026-08-21 11:05 639229070601456699
78 ms 217.117.142.194
31 2026-08-21 10:12 639229038947447232
15 ms 217.117.142.194
30 2026-08-21 09:56 639229029268708773
106 ms 217.117.142.194
29 2026-08-21 09:40 639229019647910603
156 ms 217.117.142.194
28 2026-08-21 09:24 639229009983843738
41 ms 217.117.142.194
27 2026-08-21 09:07 639229000203331882
47 ms 217.117.142.194
26 2026-08-21 08:51 639228990302335999
19 ms 217.117.142.194
25 2026-08-21 08:35 639228980567740722
86 ms 217.117.142.194
24 2026-08-21 08:18 639228970762445174
18 ms 217.117.142.194
23 2026-08-21 08:02 639228961065054445
40 ms 217.117.142.194
22 2026-08-21 07:46 639228951224649885
147 ms 217.117.142.194
21 2026-08-21 07:29 639228941303864592
84 ms 217.117.142.194
20 2026-08-21 07:12 639228931191328583
14 ms 217.117.142.194
19 2026-08-21 06:20 639228899518173317
117 ms 217.117.142.194
18 2026-08-21 06:03 639228889785027669
9 ms 217.117.142.194
17 2026-08-21 05:47 639228880106330161
12 ms 217.117.142.194
16 2026-08-21 05:31 639228870316184091
29 ms 217.117.142.194
15 2026-08-21 05:15 639228860695366512
10 ms 217.117.142.194
14 2026-08-21 04:59 639228851027209500
97 ms 217.117.142.194
13 2026-08-21 04:43 639228841479265462
35 ms 217.117.142.194
12 2026-08-21 04:27 639228831752962260
23 ms 217.117.142.194
11 2026-08-21 04:10 639228821953295483
61 ms 217.117.142.194
10 2026-08-21 03:54 639228812227429953
81 ms 217.117.142.194
9 2026-08-21 03:38 639228802476107538
10 ms 217.117.142.194
8 2026-08-21 03:21 639228792525492032
11 ms 217.117.142.194
7 2026-08-21 02:29 639228761131421385
123 ms 217.117.142.194
6 2026-08-21 02:13 639228751571206692
9 ms 217.117.142.194
5 2026-08-21 01:56 639228741705571019
5 ms 217.117.142.194
4 2026-08-21 01:40 639228731642208228
76 ms 217.117.142.194
3 2026-08-21 00:48 639228700387002072
27 ms 217.117.142.194
2 2026-08-21 00:31 639228690742014433
23 ms 217.117.142.194
1 2026-08-21 00:15 639228680877937122
96 ms 217.117.142.194