DNS response history for ns2.cortex.com

ns2.cortex.com 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 2026-08-12. For this date, NameServerHistory found 62 DNS check records, 62 successful responses, 0 failed responses, and 295 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 ns2.cortex.com.
Records on Selected Date

62

Historical checks stored for this nameserver on selected date

Average Latency

295 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

198.41.223.59

Most recently resolved hosting IP on selected date

Successful Responses

62

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 ns2.cortex.com

Showing DNS history for 2026-08-12 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
62 2026-08-12 23:49 639221753022017039
2061 ms 198.41.223.59
61 2026-08-12 23:34 639221744107644868
28 ms 198.41.223.59
60 2026-08-12 23:19 639221735030187244
27 ms 198.41.223.59
59 2026-08-12 23:04 639221725815508109
7 ms 198.41.223.59
58 2026-08-12 22:12 639221694790955973
9 ms 198.41.223.59
57 2026-08-12 21:57 639221685562451720
29 ms 198.41.223.59
56 2026-08-12 21:41 639221676023655289
153 ms 198.41.223.59
55 2026-08-12 21:25 639221666449119409
8 ms 198.41.223.59
54 2026-08-12 20:33 639221635456432556
33 ms 198.41.223.59
53 2026-08-12 20:18 639221626313054202
36 ms 198.41.223.59
52 2026-08-12 20:03 639221617091958857
24 ms 198.41.223.59
51 2026-08-12 19:47 639221607786737151
15 ms 198.41.223.59
50 2026-08-12 18:55 639221576664330059
22 ms 198.41.223.59
49 2026-08-12 18:40 639221567514216674
192 ms 198.41.223.59
48 2026-08-12 18:25 639221558399762524
26 ms 198.41.223.59
47 2026-08-12 18:09 639221549052016282
9 ms 198.41.223.59
46 2026-08-12 17:17 639221517673834934
27 ms 198.41.223.59
45 2026-08-12 17:01 639221508282311633
13 ms 198.41.223.59
44 2026-08-12 16:45 639221498786324983
155 ms 198.41.223.59
43 2026-08-12 16:29 639221489157589737
34 ms 198.41.223.59
42 2026-08-12 15:37 639221457655914645
45 ms 198.41.223.59
41 2026-08-12 15:21 639221448164090526
37 ms 198.41.223.59
40 2026-08-12 15:05 639221438725783630
2082 ms 198.41.223.59
39 2026-08-12 14:49 639221429178071087
9 ms 198.41.223.59
38 2026-08-12 13:57 639221397761278719
62 ms 198.41.223.59
37 2026-08-12 13:41 639221388200567278
34 ms 198.41.223.59
36 2026-08-12 13:25 639221378483570949
10 ms 198.41.223.59
35 2026-08-12 13:09 639221368872360139
109 ms 198.41.223.59
34 2026-08-12 12:16 639221337226647415
7 ms 198.41.223.59
33 2026-08-12 12:00 639221327924087446
13 ms 198.41.223.59
32 2026-08-12 11:44 639221318096976375
18 ms 198.41.223.59
31 2026-08-12 11:28 639221308343145274
47 ms 198.41.223.59
30 2026-08-12 10:36 639221277089610470
2085 ms 198.41.223.59
29 2026-08-12 10:20 639221267628136359
8 ms 198.41.223.59
28 2026-08-12 10:04 639221257907569952
33 ms 198.41.223.59
27 2026-08-12 09:48 639221248402420965
2066 ms 198.41.223.59
26 2026-08-12 08:55 639221216797540533
14 ms 198.41.223.59
25 2026-08-12 08:40 639221207385792352
14 ms 198.41.223.59
24 2026-08-12 08:24 639221198078534844
69 ms 198.41.223.59
23 2026-08-12 08:09 639221188677585577
43 ms 198.41.223.59
22 2026-08-12 07:16 639221157276484143
22 ms 198.41.223.59
21 2026-08-12 07:00 639221147876262183
47 ms 198.41.223.59
20 2026-08-12 06:45 639221138388812469
13 ms 198.41.223.59
19 2026-08-12 06:29 639221128987381118
47 ms 198.41.223.59
18 2026-08-12 05:37 639221097816416095
5 ms 198.41.223.59
17 2026-08-12 05:21 639221088508065616
2031 ms 198.41.223.59
16 2026-08-12 05:06 639221079092308503
39 ms 198.41.223.59
15 2026-08-12 04:50 639221069595873597
10 ms 198.41.223.59
14 2026-08-12 03:58 639221038601577496
11 ms 198.41.223.59
13 2026-08-12 03:43 639221029533901299
2032 ms 198.41.223.59
12 2026-08-12 03:28 639221020333828965
15 ms 198.41.223.59
11 2026-08-12 03:12 639221011110510484
79 ms 198.41.223.59
10 2026-08-12 02:20 639220979815209769
21 ms 198.41.223.59
9 2026-08-12 02:05 639220970971410921
11 ms 198.41.223.59
8 2026-08-12 01:50 639220961848982361
30 ms 198.41.223.59
7 2026-08-12 01:35 639220952784591501
8 ms 198.41.223.59
6 2026-08-12 01:20 639220943893596731
44 ms 198.41.223.59
5 2026-08-12 01:05 639220934954704520
24 ms 198.41.223.59
4 2026-08-12 00:50 639220925792457751
21 ms 198.41.223.59
3 2026-08-12 00:35 639220916610063538
10 ms 198.41.223.59
2 2026-08-12 00:19 639220907229361754
2060 ms 198.41.223.59
1 2026-08-12 00:04 639220897896762127
2021 ms 198.41.223.59