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 2026-08-25. For this date, NameServerHistory found 138 DNS check records, 138 successful responses, 0 failed responses, and 57 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

138

Historical checks stored for this nameserver on selected date

Average Latency

57 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 23:50

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

138

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 2026-08-25 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
138 2026-08-25 23:50 639232985300872416
4 ms 104.21.39.76
137 2026-08-25 23:50 639232985300872416
4 ms 172.67.143.199
136 2026-08-25 23:32 639232974980190573
18 ms 172.67.143.199
135 2026-08-25 23:32 639232974980190573
18 ms 104.21.39.76
134 2026-08-25 23:15 639232964577050707
9 ms 172.67.143.199
133 2026-08-25 23:15 639232964577050707
9 ms 104.21.39.76
132 2026-08-25 22:21 639232932163142799
20 ms 172.67.143.199
131 2026-08-25 22:21 639232932163142799
20 ms 104.21.39.76
130 2026-08-25 22:04 639232921673215474
18 ms 104.21.39.76
129 2026-08-25 22:04 639232921673215474
18 ms 172.67.143.199
128 2026-08-25 21:46 639232911234504639
21 ms 104.21.39.76
127 2026-08-25 21:46 639232911234504639
21 ms 172.67.143.199
126 2026-08-25 21:29 639232900747078453
22 ms 104.21.39.76
125 2026-08-25 21:29 639232900747078453
22 ms 172.67.143.199
124 2026-08-25 21:11 639232890389222534
61 ms 104.21.39.76
123 2026-08-25 21:11 639232890389222534
61 ms 172.67.143.199
122 2026-08-25 20:54 639232880143390843
14 ms 172.67.143.199
121 2026-08-25 20:54 639232880143390843
14 ms 104.21.39.76
120 2026-08-25 20:37 639232869755024069
50 ms 172.67.143.199
119 2026-08-25 20:37 639232869755024069
50 ms 104.21.39.76
118 2026-08-25 20:20 639232859355940346
19 ms 104.21.39.76
117 2026-08-25 20:20 639232859355940346
19 ms 172.67.143.199
116 2026-08-25 20:02 639232848992244953
6 ms 104.21.39.76
115 2026-08-25 20:02 639232848992244953
6 ms 172.67.143.199
114 2026-08-25 19:45 639232838596478500
18 ms 172.67.143.199
113 2026-08-25 19:45 639232838596478500
18 ms 104.21.39.76
112 2026-08-25 19:28 639232828175327683
23 ms 172.67.143.199
111 2026-08-25 19:28 639232828175327683
23 ms 104.21.39.76
110 2026-08-25 19:10 639232817798330473
6 ms 104.21.39.76
109 2026-08-25 19:10 639232817798330473
6 ms 172.67.143.199
108 2026-08-25 18:17 639232785462407552
17 ms 172.67.143.199
107 2026-08-25 18:17 639232785462407552
17 ms 104.21.39.76
106 2026-08-25 17:59 639232775177487032
2046 ms 172.67.143.199
105 2026-08-25 17:59 639232775177487032
2046 ms 104.21.39.76
104 2026-08-25 17:42 639232764991087115
25 ms 172.67.143.199
103 2026-08-25 17:42 639232764991087115
25 ms 104.21.39.76
102 2026-08-25 17:26 639232754842971478
66 ms 104.21.39.76
101 2026-08-25 17:26 639232754842971478
66 ms 172.67.143.199
100 2026-08-25 17:08 639232744455159107
7 ms 172.67.143.199
99 2026-08-25 17:08 639232744455159107
7 ms 104.21.39.76
98 2026-08-25 16:51 639232734145178231
32 ms 172.67.143.199
97 2026-08-25 16:51 639232734145178231
32 ms 104.21.39.76
96 2026-08-25 16:34 639232723827874402
20 ms 104.21.39.76
95 2026-08-25 16:34 639232723827874402
20 ms 172.67.143.199
94 2026-08-25 16:17 639232713533011892
19 ms 172.67.143.199
93 2026-08-25 16:17 639232713533011892
19 ms 104.21.39.76
92 2026-08-25 15:59 639232703065318207
46 ms 104.21.39.76
91 2026-08-25 15:59 639232703065318207
46 ms 172.67.143.199
90 2026-08-25 15:42 639232692629559470
23 ms 104.21.39.76
89 2026-08-25 15:42 639232692629559470
23 ms 172.67.143.199
88 2026-08-25 15:25 639232682238836475
31 ms 172.67.143.199
87 2026-08-25 15:25 639232682238836475
31 ms 104.21.39.76
86 2026-08-25 15:07 639232671787004306
34 ms 172.67.143.199
85 2026-08-25 15:07 639232671787004306
34 ms 104.21.39.76
84 2026-08-25 14:12 639232638994329666
10 ms 104.21.39.76
83 2026-08-25 14:12 639232638994329666
10 ms 172.67.143.199
82 2026-08-25 13:55 639232628614783237
25 ms 172.67.143.199
81 2026-08-25 13:55 639232628614783237
25 ms 104.21.39.76
80 2026-08-25 13:38 639232618360728578
19 ms 172.67.143.199
79 2026-08-25 13:38 639232618360728578
19 ms 104.21.39.76
78 2026-08-25 13:21 639232608016476376
37 ms 104.21.39.76
77 2026-08-25 13:21 639232608016476376
37 ms 172.67.143.199
76 2026-08-25 13:04 639232597643611557
50 ms 104.21.39.76
75 2026-08-25 13:04 639232597643611557
50 ms 172.67.143.199
74 2026-08-25 12:46 639232587225721862
8 ms 172.67.143.199
73 2026-08-25 12:46 639232587225721862
8 ms 104.21.39.76
72 2026-08-25 12:29 639232576780683689
45 ms 104.21.39.76
71 2026-08-25 12:29 639232576780683689
45 ms 172.67.143.199
70 2026-08-25 12:11 639232566381512620
13 ms 172.67.143.199
69 2026-08-25 12:11 639232566381512620
13 ms 104.21.39.76
68 2026-08-25 11:54 639232556111768563
20 ms 104.21.39.76
67 2026-08-25 11:54 639232556111768563
20 ms 172.67.143.199
66 2026-08-25 11:37 639232545839529039
43 ms 104.21.39.76
65 2026-08-25 11:37 639232545839529039
43 ms 172.67.143.199
64 2026-08-25 11:20 639232535349285207
34 ms 172.67.143.199
63 2026-08-25 11:20 639232535349285207
34 ms 104.21.39.76
62 2026-08-25 11:02 639232524938080723
70 ms 104.21.39.76
61 2026-08-25 11:02 639232524938080723
70 ms 172.67.143.199
60 2026-08-25 10:09 639232492740373468
23 ms 172.67.143.199
59 2026-08-25 10:09 639232492740373468
23 ms 104.21.39.76
58 2026-08-25 09:51 639232482235303141
46 ms 104.21.39.76
57 2026-08-25 09:51 639232482235303141
46 ms 172.67.143.199
56 2026-08-25 09:34 639232471861770303
21 ms 104.21.39.76
55 2026-08-25 09:34 639232471861770303
21 ms 172.67.143.199
54 2026-08-25 09:17 639232461630217327
42 ms 104.21.39.76
53 2026-08-25 09:17 639232461630217327
42 ms 172.67.143.199
52 2026-08-25 09:00 639232451282965990
30 ms 104.21.39.76
51 2026-08-25 09:00 639232451282965990
30 ms 172.67.143.199
50 2026-08-25 08:42 639232440814614938
36 ms 172.67.143.199
49 2026-08-25 08:42 639232440814614938
36 ms 104.21.39.76
48 2026-08-25 08:25 639232430410720425
57 ms 104.21.39.76
47 2026-08-25 08:25 639232430410720425
57 ms 172.67.143.199
46 2026-08-25 08:08 639232420003096185
85 ms 172.67.143.199
45 2026-08-25 08:08 639232420003096185
85 ms 104.21.39.76
44 2026-08-25 07:50 639232409467287444
6 ms 172.67.143.199
43 2026-08-25 07:50 639232409467287444
6 ms 104.21.39.76
42 2026-08-25 07:33 639232399077195997
27 ms 104.21.39.76
41 2026-08-25 07:33 639232399077195997
27 ms 172.67.143.199
40 2026-08-25 07:15 639232388731528337
22 ms 104.21.39.76
39 2026-08-25 07:15 639232388731528337
22 ms 172.67.143.199
38 2026-08-25 06:58 639232378288598612
20 ms 172.67.143.199
37 2026-08-25 06:58 639232378288598612
20 ms 104.21.39.76
36 2026-08-25 06:04 639232346196373643
28 ms 104.21.39.76
35 2026-08-25 06:04 639232346196373643
28 ms 172.67.143.199
34 2026-08-25 05:48 639232336112370741
5 ms 172.67.143.199
33 2026-08-25 05:48 639232336112370741
5 ms 104.21.39.76
32 2026-08-25 05:31 639232326146508970
12 ms 104.21.39.76
31 2026-08-25 05:31 639232326146508970
12 ms 172.67.143.199
30 2026-08-25 05:15 639232316189381720
30 ms 104.21.39.76
29 2026-08-25 05:15 639232316189381720
30 ms 172.67.143.199
28 2026-08-25 04:58 639232306217998913
11 ms 172.67.143.199
27 2026-08-25 04:58 639232306217998913
11 ms 104.21.39.76
26 2026-08-25 04:41 639232296255744174
9 ms 104.21.39.76
25 2026-08-25 04:41 639232296255744174
9 ms 172.67.143.199
24 2026-08-25 04:24 639232286095760789
19 ms 172.67.143.199
23 2026-08-25 04:24 639232286095760789
19 ms 104.21.39.76
22 2026-08-25 04:08 639232276086186273
21 ms 104.21.39.76
21 2026-08-25 04:08 639232276086186273
21 ms 172.67.143.199
20 2026-08-25 03:51 639232265900986425
34 ms 172.67.143.199
19 2026-08-25 03:51 639232265900986425
34 ms 104.21.39.76
18 2026-08-25 03:34 639232255723518075
33 ms 104.21.39.76
17 2026-08-25 03:34 639232255723518075
33 ms 172.67.143.199
16 2026-08-25 03:17 639232245484452890
46 ms 104.21.39.76
15 2026-08-25 03:17 639232245484452890
46 ms 172.67.143.199
14 2026-08-25 02:59 639232235157175331
52 ms 104.21.39.76
13 2026-08-25 02:59 639232235157175331
52 ms 172.67.143.199
12 2026-08-25 02:06 639232203197189095
13 ms 104.21.39.76
11 2026-08-25 02:06 639232203197189095
13 ms 172.67.143.199
10 2026-08-25 01:49 639232192844564298
10 ms 104.21.39.76
9 2026-08-25 01:49 639232192844564298
10 ms 172.67.143.199
8 2026-08-25 01:32 639232182496008942
61 ms 172.67.143.199
7 2026-08-25 01:32 639232182496008942
61 ms 104.21.39.76
6 2026-08-25 01:14 639232172197053132
43 ms 104.21.39.76
5 2026-08-25 01:14 639232172197053132
43 ms 172.67.143.199
4 2026-08-25 00:21 639232140250307418
17 ms 172.67.143.199
3 2026-08-25 00:21 639232140250307418
17 ms 104.21.39.76
2 2026-08-25 00:04 639232129927860324
41 ms 172.67.143.199
1 2026-08-25 00:04 639232129927860324
41 ms 104.21.39.76