DNS response history for ns2.example.co

ns2.example.co 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 124 DNS check records, 124 successful responses, 0 failed responses, and 201 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.example.co.
Records on Selected Date

124

Historical checks stored for this nameserver on selected date

Average Latency

201 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:48

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.21.39.76

Most recently resolved hosting IP on selected date

Successful Responses

124

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.example.co

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
124 2026-08-12 23:48 639221753022017039
11 ms 104.21.39.76
123 2026-08-12 23:48 639221753022017039
11 ms 172.67.143.199
122 2026-08-12 23:33 639221744107644868
21 ms 104.21.39.76
121 2026-08-12 23:33 639221744107644868
21 ms 172.67.143.199
120 2026-08-12 23:18 639221735030187244
2065 ms 172.67.143.199
119 2026-08-12 23:18 639221735030187244
2065 ms 104.21.39.76
118 2026-08-12 23:03 639221725815508109
18 ms 104.21.39.76
117 2026-08-12 23:03 639221725815508109
18 ms 172.67.143.199
116 2026-08-12 22:11 639221694790955973
13 ms 172.67.143.199
115 2026-08-12 22:11 639221694790955973
13 ms 104.21.39.76
114 2026-08-12 21:55 639221685562451720
47 ms 172.67.143.199
113 2026-08-12 21:55 639221685562451720
47 ms 104.21.39.76
112 2026-08-12 21:40 639221676023655289
53 ms 104.21.39.76
111 2026-08-12 21:40 639221676023655289
53 ms 172.67.143.199
110 2026-08-12 21:24 639221666449119409
49 ms 172.67.143.199
109 2026-08-12 21:24 639221666449119409
49 ms 104.21.39.76
108 2026-08-12 20:32 639221635456432556
2025 ms 104.21.39.76
107 2026-08-12 20:32 639221635456432556
2025 ms 172.67.143.199
106 2026-08-12 20:17 639221626313054202
26 ms 104.21.39.76
105 2026-08-12 20:17 639221626313054202
26 ms 172.67.143.199
104 2026-08-12 20:01 639221617091958857
11 ms 172.67.143.199
103 2026-08-12 20:01 639221617091958857
11 ms 104.21.39.76
102 2026-08-12 19:46 639221607786737151
21 ms 172.67.143.199
101 2026-08-12 19:46 639221607786737151
21 ms 104.21.39.76
100 2026-08-12 18:54 639221576664330059
63 ms 104.21.39.76
99 2026-08-12 18:54 639221576664330059
63 ms 172.67.143.199
98 2026-08-12 18:39 639221567514216674
82 ms 172.67.143.199
97 2026-08-12 18:39 639221567514216674
82 ms 104.21.39.76
96 2026-08-12 18:24 639221558399762524
31 ms 104.21.39.76
95 2026-08-12 18:24 639221558399762524
31 ms 172.67.143.199
94 2026-08-12 18:08 639221549052016282
2039 ms 104.21.39.76
93 2026-08-12 18:08 639221549052016282
2039 ms 172.67.143.199
92 2026-08-12 17:16 639221517673834934
88 ms 104.21.39.76
91 2026-08-12 17:16 639221517673834934
88 ms 172.67.143.199
90 2026-08-12 17:00 639221508282311633
60 ms 172.67.143.199
89 2026-08-12 17:00 639221508282311633
60 ms 104.21.39.76
88 2026-08-12 16:44 639221498786324983
64 ms 104.21.39.76
87 2026-08-12 16:44 639221498786324983
64 ms 172.67.143.199
86 2026-08-12 16:28 639221489157589737
44 ms 172.67.143.199
85 2026-08-12 16:28 639221489157589737
44 ms 104.21.39.76
84 2026-08-12 15:36 639221457655914645
57 ms 172.67.143.199
83 2026-08-12 15:36 639221457655914645
57 ms 104.21.39.76
82 2026-08-12 15:20 639221448164090526
29 ms 104.21.39.76
81 2026-08-12 15:20 639221448164090526
29 ms 172.67.143.199
80 2026-08-12 15:04 639221438725783630
44 ms 104.21.39.76
79 2026-08-12 15:04 639221438725783630
44 ms 172.67.143.199
78 2026-08-12 14:48 639221429178071087
30 ms 172.67.143.199
77 2026-08-12 14:48 639221429178071087
30 ms 104.21.39.76
76 2026-08-12 13:56 639221397761278719
30 ms 172.67.143.199
75 2026-08-12 13:56 639221397761278719
30 ms 104.21.39.76
74 2026-08-12 13:40 639221388200567278
40 ms 172.67.143.199
73 2026-08-12 13:40 639221388200567278
40 ms 104.21.39.76
72 2026-08-12 13:24 639221378483570949
25 ms 172.67.143.199
71 2026-08-12 13:24 639221378483570949
25 ms 104.21.39.76
70 2026-08-12 13:08 639221368872360139
19 ms 104.21.39.76
69 2026-08-12 13:08 639221368872360139
19 ms 172.67.143.199
68 2026-08-12 12:15 639221337226647415
21 ms 104.21.39.76
67 2026-08-12 12:15 639221337226647415
21 ms 172.67.143.199
66 2026-08-12 12:00 639221327924087446
27 ms 172.67.143.199
65 2026-08-12 12:00 639221327924087446
27 ms 104.21.39.76
64 2026-08-12 11:43 639221318096976375
21 ms 104.21.39.76
63 2026-08-12 11:43 639221318096976375
21 ms 172.67.143.199
62 2026-08-12 11:27 639221308343145274
17 ms 104.21.39.76
61 2026-08-12 11:27 639221308343145274
17 ms 172.67.143.199
60 2026-08-12 10:35 639221277089610470
35 ms 172.67.143.199
59 2026-08-12 10:35 639221277089610470
35 ms 104.21.39.76
58 2026-08-12 10:19 639221267628136359
74 ms 172.67.143.199
57 2026-08-12 10:19 639221267628136359
74 ms 104.21.39.76
56 2026-08-12 10:03 639221257907569952
6 ms 104.21.39.76
55 2026-08-12 10:03 639221257907569952
6 ms 172.67.143.199
54 2026-08-12 09:47 639221248402420965
43 ms 104.21.39.76
53 2026-08-12 09:47 639221248402420965
43 ms 172.67.143.199
52 2026-08-12 08:54 639221216797540533
20 ms 172.67.143.199
51 2026-08-12 08:54 639221216797540533
20 ms 104.21.39.76
50 2026-08-12 08:39 639221207385792352
2099 ms 172.67.143.199
49 2026-08-12 08:39 639221207385792352
2099 ms 104.21.39.76
48 2026-08-12 08:23 639221198078534844
15 ms 172.67.143.199
47 2026-08-12 08:23 639221198078534844
15 ms 104.21.39.76
46 2026-08-12 08:07 639221188677585577
62 ms 104.21.39.76
45 2026-08-12 08:07 639221188677585577
62 ms 172.67.143.199
44 2026-08-12 07:15 639221157276484143
54 ms 172.67.143.199
43 2026-08-12 07:15 639221157276484143
54 ms 104.21.39.76
42 2026-08-12 06:59 639221147876262183
2073 ms 104.21.39.76
41 2026-08-12 06:59 639221147876262183
2073 ms 172.67.143.199
40 2026-08-12 06:44 639221138388812469
71 ms 104.21.39.76
39 2026-08-12 06:44 639221138388812469
71 ms 172.67.143.199
38 2026-08-12 06:28 639221128987381118
40 ms 104.21.39.76
37 2026-08-12 06:28 639221128987381118
40 ms 172.67.143.199
36 2026-08-12 05:36 639221097816416095
16 ms 104.21.39.76
35 2026-08-12 05:36 639221097816416095
16 ms 172.67.143.199
34 2026-08-12 05:21 639221088508065616
6 ms 104.21.39.76
33 2026-08-12 05:21 639221088508065616
6 ms 172.67.143.199
32 2026-08-12 05:05 639221079092308503
47 ms 172.67.143.199
31 2026-08-12 05:05 639221079092308503
47 ms 104.21.39.76
30 2026-08-12 04:49 639221069595873597
25 ms 172.67.143.199
29 2026-08-12 04:49 639221069595873597
25 ms 104.21.39.76
28 2026-08-12 03:57 639221038601577496
25 ms 104.21.39.76
27 2026-08-12 03:57 639221038601577496
25 ms 172.67.143.199
26 2026-08-12 03:42 639221029533901299
17 ms 104.21.39.76
25 2026-08-12 03:42 639221029533901299
17 ms 172.67.143.199
24 2026-08-12 03:27 639221020333828965
16 ms 104.21.39.76
23 2026-08-12 03:27 639221020333828965
16 ms 172.67.143.199
22 2026-08-12 03:12 639221011110510484
23 ms 104.21.39.76
21 2026-08-12 03:12 639221011110510484
23 ms 172.67.143.199
20 2026-08-12 02:19 639220979815209769
44 ms 172.67.143.199
19 2026-08-12 02:19 639220979815209769
44 ms 104.21.39.76
18 2026-08-12 02:05 639220970971410921
17 ms 104.21.39.76
17 2026-08-12 02:05 639220970971410921
17 ms 172.67.143.199
16 2026-08-12 01:50 639220961848982361
39 ms 172.67.143.199
15 2026-08-12 01:50 639220961848982361
39 ms 104.21.39.76
14 2026-08-12 01:34 639220952784591501
44 ms 104.21.39.76
13 2026-08-12 01:34 639220952784591501
44 ms 172.67.143.199
12 2026-08-12 01:20 639220943893596731
27 ms 104.21.39.76
11 2026-08-12 01:20 639220943893596731
27 ms 172.67.143.199
10 2026-08-12 01:05 639220934954704520
53 ms 104.21.39.76
9 2026-08-12 01:05 639220934954704520
53 ms 172.67.143.199
8 2026-08-12 00:49 639220925792457751
38 ms 172.67.143.199
7 2026-08-12 00:49 639220925792457751
38 ms 104.21.39.76
6 2026-08-12 00:34 639220916610063538
39 ms 172.67.143.199
5 2026-08-12 00:34 639220916610063538
39 ms 104.21.39.76
4 2026-08-12 00:18 639220907229361754
153 ms 172.67.143.199
3 2026-08-12 00:18 639220907229361754
153 ms 104.21.39.76
2 2026-08-12 00:03 639220897896762127
21 ms 172.67.143.199
1 2026-08-12 00:03 639220897896762127
21 ms 104.21.39.76