DNS response history for ns1.cortexns.io

ns1.cortexns.io 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 2026-08-25. For this date, NameServerHistory found 69 DNS check records, 68 successful responses, 1 failed responses, and 308 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 ns1.cortexns.io.
Records on Selected Date

69

Historical checks stored for this nameserver on selected date

Average Latency

308 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 23:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

161.97.77.18

Most recently resolved hosting IP on selected date

Successful Responses

68

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 ns1.cortexns.io

Showing DNS history for 2026-08-25 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
69 2026-08-25 23:57 639232985300872416
7 ms 161.97.77.18
68 2026-08-25 23:40 639232974980190573
179 ms 161.97.77.18
67 2026-08-25 23:22 639232964577050707
124 ms 161.97.77.18
66 2026-08-25 22:28 639232932163142799
58 ms 161.97.77.18
65 2026-08-25 22:11 639232921673215474
7 ms 161.97.77.18
64 2026-08-25 21:54 639232911234504639
374 ms 161.97.77.18
63 2026-08-25 21:36 639232900747078453
126 ms 161.97.77.18
62 2026-08-25 21:19 639232890389222534
2007 ms 161.97.77.18
61 2026-08-25 21:01 639232880143390843
2171 ms 161.97.77.18
60 2026-08-25 20:44 639232869755024069
20 ms 161.97.77.18
59 2026-08-25 20:27 639232859355940346
51 ms 161.97.77.18
58 2026-08-25 20:10 639232848992244953
158 ms 161.97.77.18
57 2026-08-25 19:52 639232838596478500
146 ms 161.97.77.18
56 2026-08-25 19:35 639232828175327683
163 ms 161.97.77.18
55 2026-08-25 19:18 639232817798330473
159 ms 161.97.77.18
54 2026-08-25 18:24 639232785462407552
49 ms 161.97.77.18
53 2026-08-25 18:07 639232775177487032
161 ms 161.97.77.18
52 2026-08-25 17:50 639232764991087115
39 ms 161.97.77.18
51 2026-08-25 17:33 639232754842971478
34 ms 161.97.77.18
50 2026-08-25 17:16 639232744455159107
220 ms 161.97.77.18
49 2026-08-25 16:58 639232734145178231
2041 ms 161.97.77.18
48 2026-08-25 16:41 639232723827874402
20 ms 161.97.77.18
47 2026-08-25 16:24 639232713533011892
46 ms 161.97.77.18
46 2026-08-25 16:07 639232703065318207
2018 ms 161.97.77.18
45 2026-08-25 15:49 639232692629559470
160 ms 161.97.77.18
44 2026-08-25 15:32 639232682238836475
99 ms 161.97.77.18
43 2026-08-25 15:14 639232671787004306
45 ms 161.97.77.18
42 2026-08-25 14:20 639232638994329666
28 ms 161.97.77.18
41 2026-08-25 14:02 639232628614783237
19 ms 161.97.77.18
40 2026-08-25 13:45 639232618360728578
60 ms 161.97.77.18
39 2026-08-25 13:28 639232608016476376
107 ms 161.97.77.18
38 2026-08-25 13:11 639232597643611557
27 ms 161.97.77.18
37 2026-08-25 12:53 639232587225721862
673 ms 161.97.77.18
36 2026-08-25 12:36 639232576780683689
45 ms 161.97.77.18
35 2026-08-25 12:19 639232566381512620
18 ms 161.97.77.18
34 2026-08-25 12:01 639232556111768563
121 ms 161.97.77.18
33 2026-08-25 11:44 639232545839529039
311 ms 161.97.77.18
32 2026-08-25 11:27 639232535349285207
27 ms 161.97.77.18
31 2026-08-25 11:10 639232524938080723
205 ms 161.97.77.18
30 2026-08-25 10:16 639232492740373468
173 ms 161.97.77.18
29 2026-08-25 09:59 639232482235303141
45 ms 161.97.77.18
28 2026-08-25 09:41 639232471861770303
52 ms 161.97.77.18
27 2026-08-25 09:24 639232461630217327
2014 ms 161.97.77.18
26 2026-08-25 09:07 639232451282965990
2146 ms 161.97.77.18
25 2026-08-25 08:49 639232440814614938
43 ms 161.97.77.18
24 2026-08-25 08:32 639232430410720425
23 ms 161.97.77.18
23 2026-08-25 08:15 639232420003096185
21 ms 161.97.77.18
22 2026-08-25 07:57 639232409467287444
284 ms 161.97.77.18
21 2026-08-25 07:40 639232399077195997
368 ms 161.97.77.18
20 2026-08-25 07:23 639232388731528337
47 ms 161.97.77.18
19 2026-08-25 07:05 639232378288598612
35 ms 161.97.77.18
18 2026-08-25 06:12 639232346196373643
61 ms 161.97.77.18
17 2026-08-25 05:55 639232336112370741
52 ms 161.97.77.18
16 2026-08-25 05:38 639232326146508970
119 ms 161.97.77.18
15 2026-08-25 05:22 639232316189381720
-
14 2026-08-25 05:05 639232306217998913
17 ms 161.97.77.18
13 2026-08-25 04:48 639232296255744174
50 ms 161.97.77.18
12 2026-08-25 04:32 639232286095760789
99 ms 161.97.77.18
11 2026-08-25 04:15 639232276086186273
153 ms 161.97.77.18
10 2026-08-25 03:58 639232265900986425
51 ms 161.97.77.18
9 2026-08-25 03:41 639232255723518075
20 ms 161.97.77.18
8 2026-08-25 03:24 639232245484452890
39 ms 161.97.77.18
7 2026-08-25 03:07 639232235157175331
2170 ms 161.97.77.18
6 2026-08-25 02:13 639232203197189095
55 ms 161.97.77.18
5 2026-08-25 01:56 639232192844564298
260 ms 161.97.77.18
4 2026-08-25 01:39 639232182496008942
97 ms 161.97.77.18
3 2026-08-25 01:22 639232172197053132
41 ms 161.97.77.18
2 2026-08-25 00:28 639232140250307418
40 ms 161.97.77.18
1 2026-08-25 00:11 639232129927860324
53 ms 161.97.77.18