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 2026-08-26. For this date, NameServerHistory found 128 DNS check records, 128 successful responses, 0 failed responses, and 321 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

128

Historical checks stored for this nameserver on selected date

Average Latency

321 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 21:26

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

128

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 2026-08-26 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
128 2026-08-26 21:26 639233762896723748
2051 ms 104.21.39.76
127 2026-08-26 21:26 639233762896723748
2051 ms 172.67.143.199
126 2026-08-26 21:08 639233752543876329
22 ms 104.21.39.76
125 2026-08-26 21:08 639233752543876329
22 ms 172.67.143.199
124 2026-08-26 20:51 639233742155931788
38 ms 104.21.39.76
123 2026-08-26 20:51 639233742155931788
38 ms 172.67.143.199
122 2026-08-26 20:34 639233731712555311
20 ms 172.67.143.199
121 2026-08-26 20:34 639233731712555311
20 ms 104.21.39.76
120 2026-08-26 20:16 639233721164051126
35 ms 104.21.39.76
119 2026-08-26 20:16 639233721164051126
35 ms 172.67.143.199
118 2026-08-26 19:58 639233710560486320
46 ms 172.67.143.199
117 2026-08-26 19:58 639233710560486320
46 ms 104.21.39.76
116 2026-08-26 19:41 639233699834667450
92 ms 104.21.39.76
115 2026-08-26 19:41 639233699834667450
92 ms 172.67.143.199
114 2026-08-26 18:46 639233667209186136
27 ms 104.21.39.76
113 2026-08-26 18:46 639233667209186136
27 ms 172.67.143.199
112 2026-08-26 18:29 639233656814316266
44 ms 172.67.143.199
111 2026-08-26 18:29 639233656814316266
44 ms 104.21.39.76
110 2026-08-26 18:11 639233646245051806
65 ms 104.21.39.76
109 2026-08-26 18:11 639233646245051806
65 ms 172.67.143.199
108 2026-08-26 17:54 639233635663779051
14 ms 172.67.143.199
107 2026-08-26 17:54 639233635663779051
14 ms 104.21.39.76
106 2026-08-26 17:36 639233624977342122
48 ms 172.67.143.199
105 2026-08-26 17:36 639233624977342122
48 ms 104.21.39.76
104 2026-08-26 17:18 639233614446136153
28 ms 104.21.39.76
103 2026-08-26 17:18 639233614446136153
28 ms 172.67.143.199
102 2026-08-26 17:00 639233603737877581
18 ms 104.21.39.76
101 2026-08-26 17:00 639233603737877581
18 ms 172.67.143.199
100 2026-08-26 16:43 639233593269224651
39 ms 172.67.143.199
99 2026-08-26 16:43 639233593269224651
39 ms 104.21.39.76
98 2026-08-26 16:25 639233582635086903
2011 ms 172.67.143.199
97 2026-08-26 16:25 639233582635086903
2011 ms 104.21.39.76
96 2026-08-26 16:07 639233572000374575
58 ms 104.21.39.76
95 2026-08-26 16:07 639233572000374575
58 ms 172.67.143.199
94 2026-08-26 15:50 639233561188633861
27 ms 104.21.39.76
93 2026-08-26 15:50 639233561188633861
27 ms 172.67.143.199
92 2026-08-26 15:32 639233550544357027
7 ms 104.21.39.76
91 2026-08-26 15:32 639233550544357027
7 ms 172.67.143.199
90 2026-08-26 14:37 639233517966053117
38 ms 172.67.143.199
89 2026-08-26 14:37 639233517966053117
38 ms 104.21.39.76
88 2026-08-26 14:20 639233507603253585
5 ms 172.67.143.199
87 2026-08-26 14:20 639233507603253585
5 ms 104.21.39.76
86 2026-08-26 14:03 639233497229039167
22 ms 104.21.39.76
85 2026-08-26 14:03 639233497229039167
22 ms 172.67.143.199
84 2026-08-26 13:46 639233486864546406
64 ms 104.21.39.76
83 2026-08-26 13:46 639233486864546406
64 ms 172.67.143.199
82 2026-08-26 13:28 639233476455174682
28 ms 172.67.143.199
81 2026-08-26 13:28 639233476455174682
28 ms 104.21.39.76
80 2026-08-26 13:11 639233466171592605
95 ms 172.67.143.199
79 2026-08-26 13:11 639233466171592605
95 ms 104.21.39.76
78 2026-08-26 12:54 639233455747096265
32 ms 172.67.143.199
77 2026-08-26 12:54 639233455747096265
32 ms 104.21.39.76
76 2026-08-26 12:36 639233445367152284
2058 ms 104.21.39.76
75 2026-08-26 12:36 639233445367152284
2058 ms 172.67.143.199
74 2026-08-26 12:19 639233434974187439
56 ms 172.67.143.199
73 2026-08-26 12:19 639233434974187439
56 ms 104.21.39.76
72 2026-08-26 12:02 639233424567558554
12 ms 172.67.143.199
71 2026-08-26 12:02 639233424567558554
12 ms 104.21.39.76
70 2026-08-26 11:44 639233414056832719
29 ms 104.21.39.76
69 2026-08-26 11:44 639233414056832719
29 ms 172.67.143.199
68 2026-08-26 11:27 639233403515141099
109 ms 172.67.143.199
67 2026-08-26 11:27 639233403515141099
109 ms 104.21.39.76
66 2026-08-26 10:32 639233370841350248
10 ms 172.67.143.199
65 2026-08-26 10:32 639233370841350248
10 ms 104.21.39.76
64 2026-08-26 10:15 639233360361507238
50 ms 104.21.39.76
63 2026-08-26 10:15 639233360361507238
50 ms 172.67.143.199
62 2026-08-26 09:58 639233350067824371
2085 ms 104.21.39.76
61 2026-08-26 09:58 639233350067824371
2085 ms 172.67.143.199
60 2026-08-26 09:40 639233339545274518
80 ms 104.21.39.76
59 2026-08-26 09:40 639233339545274518
80 ms 172.67.143.199
58 2026-08-26 09:23 639233329214918079
75 ms 104.21.39.76
57 2026-08-26 09:23 639233329214918079
75 ms 172.67.143.199
56 2026-08-26 09:05 639233318749762337
22 ms 104.21.39.76
55 2026-08-26 09:05 639233318749762337
22 ms 172.67.143.199
54 2026-08-26 08:48 639233308387917838
18 ms 104.21.39.76
53 2026-08-26 08:48 639233308387917838
18 ms 172.67.143.199
52 2026-08-26 08:31 639233297961740122
18 ms 172.67.143.199
51 2026-08-26 08:31 639233297961740122
18 ms 104.21.39.76
50 2026-08-26 08:13 639233287487159094
56 ms 104.21.39.76
49 2026-08-26 08:13 639233287487159094
56 ms 172.67.143.199
48 2026-08-26 07:56 639233276995531707
35 ms 172.67.143.199
47 2026-08-26 07:56 639233276995531707
35 ms 104.21.39.76
46 2026-08-26 07:38 639233266521568229
2060 ms 172.67.143.199
45 2026-08-26 07:38 639233266521568229
2060 ms 104.21.39.76
44 2026-08-26 07:21 639233256081047431
66 ms 172.67.143.199
43 2026-08-26 07:21 639233256081047431
66 ms 104.21.39.76
42 2026-08-26 06:27 639233223620132921
19 ms 104.21.39.76
41 2026-08-26 06:27 639233223620132921
19 ms 172.67.143.199
40 2026-08-26 06:10 639233213287814244
45 ms 172.67.143.199
39 2026-08-26 06:10 639233213287814244
45 ms 104.21.39.76
38 2026-08-26 05:52 639233202925983161
2033 ms 104.21.39.76
37 2026-08-26 05:52 639233202925983161
2033 ms 172.67.143.199
36 2026-08-26 05:35 639233192644780696
29 ms 172.67.143.199
35 2026-08-26 05:35 639233192644780696
29 ms 104.21.39.76
34 2026-08-26 05:18 639233182401183833
24 ms 172.67.143.199
33 2026-08-26 05:18 639233182401183833
24 ms 104.21.39.76
32 2026-08-26 05:01 639233172074181051
20 ms 172.67.143.199
31 2026-08-26 05:01 639233172074181051
20 ms 104.21.39.76
30 2026-08-26 04:44 639233161808421455
31 ms 104.21.39.76
29 2026-08-26 04:44 639233161808421455
31 ms 172.67.143.199
28 2026-08-26 04:26 639233151357344052
30 ms 172.67.143.199
27 2026-08-26 04:26 639233151357344052
30 ms 104.21.39.76
26 2026-08-26 04:09 639233141034116946
18 ms 104.21.39.76
25 2026-08-26 04:09 639233141034116946
18 ms 172.67.143.199
24 2026-08-26 03:52 639233130828334142
7 ms 104.21.39.76
23 2026-08-26 03:52 639233130828334142
7 ms 172.67.143.199
22 2026-08-26 03:35 639233120373450007
31 ms 172.67.143.199
21 2026-08-26 03:35 639233120373450007
31 ms 104.21.39.76
20 2026-08-26 03:18 639233110066216193
2071 ms 172.67.143.199
19 2026-08-26 03:18 639233110066216193
2071 ms 104.21.39.76
18 2026-08-26 02:24 639233078065410564
5 ms 104.21.39.76
17 2026-08-26 02:24 639233078065410564
5 ms 172.67.143.199
16 2026-08-26 02:07 639233067787457832
19 ms 104.21.39.76
15 2026-08-26 02:07 639233067787457832
19 ms 172.67.143.199
14 2026-08-26 01:50 639233057501801162
2042 ms 104.21.39.76
13 2026-08-26 01:50 639233057501801162
2042 ms 172.67.143.199
12 2026-08-26 01:33 639233047089431703
2115 ms 172.67.143.199
11 2026-08-26 01:33 639233047089431703
2115 ms 104.21.39.76
10 2026-08-26 01:15 639233036754790688
22 ms 104.21.39.76
9 2026-08-26 01:15 639233036754790688
22 ms 172.67.143.199
8 2026-08-26 00:58 639233026412602472
54 ms 104.21.39.76
7 2026-08-26 00:58 639233026412602472
54 ms 172.67.143.199
6 2026-08-26 00:41 639233016064066127
15 ms 172.67.143.199
5 2026-08-26 00:41 639233016064066127
15 ms 104.21.39.76
4 2026-08-26 00:24 639233005922655772
48 ms 172.67.143.199
3 2026-08-26 00:24 639233005922655772
48 ms 104.21.39.76
2 2026-08-26 00:07 639232995672256907
26 ms 104.21.39.76
1 2026-08-26 00:07 639232995672256907
26 ms 172.67.143.199