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 2026-08-14. For this date, NameServerHistory found 155 DNS check records, 154 successful responses, 1 failed responses, and 116 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

155

Historical checks stored for this nameserver on selected date

Average Latency

116 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-14 23:57

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

154

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 ns2.example.co

Showing DNS history for 2026-08-14 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
155 2026-08-14 23:57 639223486524583054
114 ms 104.21.39.76
154 2026-08-14 23:57 639223486524583054
114 ms 172.67.143.199
153 2026-08-14 23:42 639223477272309567
51 ms 104.21.39.76
152 2026-08-14 23:42 639223477272309567
51 ms 172.67.143.199
151 2026-08-14 23:26 639223467876800215
54 ms 172.67.143.199
150 2026-08-14 23:26 639223467876800215
54 ms 104.21.39.76
149 2026-08-14 23:10 639223458466733344
62 ms 104.21.39.76
148 2026-08-14 23:10 639223458466733344
62 ms 172.67.143.199
147 2026-08-14 22:55 639223449196197019
97 ms 172.67.143.199
146 2026-08-14 22:55 639223449196197019
97 ms 104.21.39.76
145 2026-08-14 22:39 639223439729973302
117 ms 104.21.39.76
144 2026-08-14 22:39 639223439729973302
117 ms 172.67.143.199
143 2026-08-14 22:23 639223430298973377
202 ms 104.21.39.76
142 2026-08-14 22:23 639223430298973377
202 ms 172.67.143.199
141 2026-08-14 22:08 639223420812183061
2016 ms 104.21.39.76
140 2026-08-14 22:08 639223420812183061
2016 ms 172.67.143.199
139 2026-08-14 21:52 639223411307572360
2034 ms 104.21.39.76
138 2026-08-14 21:52 639223411307572360
2034 ms 172.67.143.199
137 2026-08-14 21:36 639223401895099116
95 ms 172.67.143.199
136 2026-08-14 21:36 639223401895099116
95 ms 104.21.39.76
135 2026-08-14 20:43 639223370328282191
57 ms 104.21.39.76
134 2026-08-14 20:43 639223370328282191
57 ms 172.67.143.199
133 2026-08-14 20:28 639223361156898888
16 ms 104.21.39.76
132 2026-08-14 20:28 639223361156898888
16 ms 172.67.143.199
131 2026-08-14 20:12 639223351683501109
72 ms 172.67.143.199
130 2026-08-14 20:12 639223351683501109
72 ms 104.21.39.76
129 2026-08-14 19:57 639223342485908428
8 ms 104.21.39.76
128 2026-08-14 19:57 639223342485908428
8 ms 172.67.143.199
127 2026-08-14 19:41 639223333113923772
18 ms 172.67.143.199
126 2026-08-14 19:41 639223333113923772
18 ms 104.21.39.76
125 2026-08-14 19:26 639223323766820131
6 ms 172.67.143.199
124 2026-08-14 19:26 639223323766820131
6 ms 104.21.39.76
123 2026-08-14 19:10 639223314500774279
20 ms 104.21.39.76
122 2026-08-14 19:10 639223314500774279
20 ms 172.67.143.199
121 2026-08-14 18:55 639223305225877159
16 ms 104.21.39.76
120 2026-08-14 18:55 639223305225877159
16 ms 172.67.143.199
119 2026-08-14 18:39 639223295834845965
11 ms 172.67.143.199
118 2026-08-14 18:39 639223295834845965
11 ms 104.21.39.76
117 2026-08-14 18:23 639223286312006616
13 ms 172.67.143.199
116 2026-08-14 18:23 639223286312006616
13 ms 104.21.39.76
115 2026-08-14 18:07 639223276659010988
35 ms 172.67.143.199
114 2026-08-14 18:07 639223276659010988
35 ms 104.21.39.76
113 2026-08-14 17:52 639223267203892251
74 ms 172.67.143.199
112 2026-08-14 17:52 639223267203892251
74 ms 104.21.39.76
111 2026-08-14 16:59 639223235652723921
19 ms 104.21.39.76
110 2026-08-14 16:59 639223235652723921
19 ms 172.67.143.199
109 2026-08-14 16:43 639223226156684619
35 ms 172.67.143.199
108 2026-08-14 16:43 639223226156684619
35 ms 104.21.39.76
107 2026-08-14 16:27 639223216737677817
19 ms 104.21.39.76
106 2026-08-14 16:27 639223216737677817
19 ms 172.67.143.199
105 2026-08-14 16:12 639223207303987036
20 ms 104.21.39.76
104 2026-08-14 16:12 639223207303987036
20 ms 172.67.143.199
103 2026-08-14 15:56 639223197972369650
27 ms 172.67.143.199
102 2026-08-14 15:56 639223197972369650
27 ms 104.21.39.76
101 2026-08-14 15:40 639223188476518684
78 ms 104.21.39.76
100 2026-08-14 15:40 639223188476518684
78 ms 172.67.143.199
99 2026-08-14 15:25 639223179029668254
36 ms 172.67.143.199
98 2026-08-14 15:25 639223179029668254
36 ms 104.21.39.76
97 2026-08-14 15:09 639223169668684371
8 ms 104.21.39.76
96 2026-08-14 15:09 639223169668684371
8 ms 172.67.143.199
95 2026-08-14 14:53 639223160270013058
17 ms 104.21.39.76
94 2026-08-14 14:53 639223160270013058
17 ms 172.67.143.199
93 2026-08-14 14:38 639223150848386507
30 ms 172.67.143.199
92 2026-08-14 14:38 639223150848386507
30 ms 104.21.39.76
91 2026-08-14 14:22 639223141514160124
34 ms 104.21.39.76
90 2026-08-14 14:22 639223141514160124
34 ms 172.67.143.199
89 2026-08-14 14:06 639223131908897269
89 ms 172.67.143.199
88 2026-08-14 14:06 639223131908897269
89 ms 104.21.39.76
87 2026-08-14 13:13 639223100084750932
18 ms 104.21.39.76
86 2026-08-14 13:13 639223100084750932
18 ms 172.67.143.199
85 2026-08-14 12:57 639223090744921973
14 ms 172.67.143.199
84 2026-08-14 12:57 639223090744921973
14 ms 104.21.39.76
83 2026-08-14 12:42 639223081343134137
57 ms 172.67.143.199
82 2026-08-14 12:42 639223081343134137
57 ms 104.21.39.76
81 2026-08-14 12:26 639223071917003603
22 ms 104.21.39.76
80 2026-08-14 12:26 639223071917003603
22 ms 172.67.143.199
79 2026-08-14 12:10 639223062407395043
-
78 2026-08-14 11:54 639223052970600447
19 ms 104.21.39.76
77 2026-08-14 11:54 639223052970600447
19 ms 172.67.143.199
76 2026-08-14 11:39 639223043584242187
38 ms 104.21.39.76
75 2026-08-14 11:39 639223043584242187
38 ms 172.67.143.199
74 2026-08-14 11:23 639223034248611856
12 ms 172.67.143.199
73 2026-08-14 11:23 639223034248611856
12 ms 104.21.39.76
72 2026-08-14 11:08 639223024816175094
16 ms 104.21.39.76
71 2026-08-14 11:08 639223024816175094
16 ms 172.67.143.199
70 2026-08-14 10:52 639223015278211871
30 ms 172.67.143.199
69 2026-08-14 10:52 639223015278211871
30 ms 104.21.39.76
68 2026-08-14 10:35 639223005387568522
41 ms 104.21.39.76
67 2026-08-14 10:35 639223005387568522
41 ms 172.67.143.199
66 2026-08-14 10:19 639222995944735037
65 ms 172.67.143.199
65 2026-08-14 10:19 639222995944735037
65 ms 104.21.39.76
64 2026-08-14 09:27 639222964532402826
24 ms 104.21.39.76
63 2026-08-14 09:27 639222964532402826
24 ms 172.67.143.199
62 2026-08-14 09:11 639222955031971579
67 ms 172.67.143.199
61 2026-08-14 09:11 639222955031971579
67 ms 104.21.39.76
60 2026-08-14 08:56 639222945616352079
7 ms 172.67.143.199
59 2026-08-14 08:56 639222945616352079
7 ms 104.21.39.76
58 2026-08-14 08:40 639222936296615644
35 ms 104.21.39.76
57 2026-08-14 08:40 639222936296615644
35 ms 172.67.143.199
56 2026-08-14 08:24 639222926913151746
14 ms 172.67.143.199
55 2026-08-14 08:24 639222926913151746
14 ms 104.21.39.76
54 2026-08-14 08:09 639222917608375722
45 ms 172.67.143.199
53 2026-08-14 08:09 639222917608375722
45 ms 104.21.39.76
52 2026-08-14 07:53 639222908294448500
9 ms 104.21.39.76
51 2026-08-14 07:53 639222908294448500
9 ms 172.67.143.199
50 2026-08-14 07:38 639222898918389753
33 ms 172.67.143.199
49 2026-08-14 07:38 639222898918389753
33 ms 104.21.39.76
48 2026-08-14 07:22 639222889625876211
33 ms 104.21.39.76
47 2026-08-14 07:22 639222889625876211
33 ms 172.67.143.199
46 2026-08-14 07:07 639222880353707528
28 ms 104.21.39.76
45 2026-08-14 07:07 639222880353707528
28 ms 172.67.143.199
44 2026-08-14 06:51 639222871065611259
11 ms 172.67.143.199
43 2026-08-14 06:51 639222871065611259
11 ms 104.21.39.76
42 2026-08-14 06:35 639222861517093112
103 ms 172.67.143.199
41 2026-08-14 06:35 639222861517093112
103 ms 104.21.39.76
40 2026-08-14 05:43 639222830182717637
18 ms 172.67.143.199
39 2026-08-14 05:43 639222830182717637
18 ms 104.21.39.76
38 2026-08-14 05:27 639222820714737422
18 ms 172.67.143.199
37 2026-08-14 05:27 639222820714737422
18 ms 104.21.39.76
36 2026-08-14 05:12 639222811404284741
2030 ms 172.67.143.199
35 2026-08-14 05:12 639222811404284741
2030 ms 104.21.39.76
34 2026-08-14 04:56 639222801994952240
52 ms 172.67.143.199
33 2026-08-14 04:56 639222801994952240
52 ms 104.21.39.76
32 2026-08-14 04:41 639222792581940911
20 ms 172.67.143.199
31 2026-08-14 04:41 639222792581940911
20 ms 104.21.39.76
30 2026-08-14 04:25 639222783296631220
23 ms 104.21.39.76
29 2026-08-14 04:25 639222783296631220
23 ms 172.67.143.199
28 2026-08-14 04:09 639222773909528001
14 ms 172.67.143.199
27 2026-08-14 04:09 639222773909528001
14 ms 104.21.39.76
26 2026-08-14 03:54 639222764574707991
6 ms 104.21.39.76
25 2026-08-14 03:54 639222764574707991
6 ms 172.67.143.199
24 2026-08-14 03:38 639222754982758281
19 ms 172.67.143.199
23 2026-08-14 03:38 639222754982758281
19 ms 104.21.39.76
22 2026-08-14 03:22 639222745650144239
11 ms 172.67.143.199
21 2026-08-14 03:22 639222745650144239
11 ms 104.21.39.76
20 2026-08-14 03:06 639222736060223018
33 ms 172.67.143.199
19 2026-08-14 03:06 639222736060223018
33 ms 104.21.39.76
18 2026-08-14 02:51 639222726529271510
26 ms 104.21.39.76
17 2026-08-14 02:51 639222726529271510
26 ms 172.67.143.199
16 2026-08-14 01:58 639222694791257846
16 ms 172.67.143.199
15 2026-08-14 01:58 639222694791257846
16 ms 104.21.39.76
14 2026-08-14 01:42 639222685350317820
27 ms 104.21.39.76
13 2026-08-14 01:42 639222685350317820
27 ms 172.67.143.199
12 2026-08-14 01:26 639222675895178560
20 ms 104.21.39.76
11 2026-08-14 01:26 639222675895178560
20 ms 172.67.143.199
10 2026-08-14 01:10 639222666344182743
73 ms 172.67.143.199
9 2026-08-14 01:10 639222666344182743
73 ms 104.21.39.76
8 2026-08-14 00:54 639222656762316965
53 ms 172.67.143.199
7 2026-08-14 00:54 639222656762316965
53 ms 104.21.39.76
6 2026-08-14 00:38 639222647109404695
5 ms 104.21.39.76
5 2026-08-14 00:38 639222647109404695
5 ms 172.67.143.199
4 2026-08-14 00:22 639222637659944389
13 ms 104.21.39.76
3 2026-08-14 00:22 639222637659944389
13 ms 172.67.143.199
2 2026-08-14 00:07 639222628151417313
84 ms 172.67.143.199
1 2026-08-14 00:07 639222628151417313
84 ms 104.21.39.76