DNS response history for dns04.opsource.net

dns04.opsource.net 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 2026-08-21. For this date, NameServerHistory found 143 DNS check records, 142 successful responses, 1 failed responses, and 141 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 dns04.opsource.net.
Records on Selected Date

143

Historical checks stored for this nameserver on selected date

Average Latency

141 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.67.201.16

Most recently resolved hosting IP on selected date

Successful Responses

142

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 dns04.opsource.net

Showing DNS history for 2026-08-21 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
143 2026-08-21 23:46 639229527598660841
38 ms 172.67.201.16
142 2026-08-21 23:46 639229527598660841
38 ms 104.21.74.91
141 2026-08-21 23:30 639229517954323214
11 ms 104.21.74.91
140 2026-08-21 23:30 639229517954323214
11 ms 172.67.201.16
139 2026-08-21 23:14 639229508269999021
36 ms 172.67.201.16
138 2026-08-21 23:14 639229508269999021
36 ms 104.21.74.91
137 2026-08-21 22:57 639229498559060171
31 ms 104.21.74.91
136 2026-08-21 22:57 639229498559060171
31 ms 172.67.201.16
135 2026-08-21 22:41 639229488519347586
-
134 2026-08-21 21:47 639229456606578934
58 ms 104.21.74.91
133 2026-08-21 21:47 639229456606578934
58 ms 172.67.201.16
132 2026-08-21 21:31 639229446985772499
38 ms 172.67.201.16
131 2026-08-21 21:31 639229446985772499
38 ms 104.21.74.91
130 2026-08-21 21:15 639229437367313098
16 ms 104.21.74.91
129 2026-08-21 21:15 639229437367313098
16 ms 172.67.201.16
128 2026-08-21 21:00 639229427923950391
39 ms 172.67.201.16
127 2026-08-21 21:00 639229427923950391
39 ms 104.21.74.91
126 2026-08-21 20:43 639229418168588854
32 ms 104.21.74.91
125 2026-08-21 20:43 639229418168588854
32 ms 172.67.201.16
124 2026-08-21 20:27 639229408345678334
37 ms 172.67.201.16
123 2026-08-21 20:27 639229408345678334
37 ms 104.21.74.91
122 2026-08-21 20:11 639229398616354648
9 ms 172.67.201.16
121 2026-08-21 20:11 639229398616354648
9 ms 104.21.74.91
120 2026-08-21 19:54 639229388634592323
25 ms 104.21.74.91
119 2026-08-21 19:54 639229388634592323
25 ms 172.67.201.16
118 2026-08-21 19:38 639229378792837692
7 ms 104.21.74.91
117 2026-08-21 19:38 639229378792837692
7 ms 172.67.201.16
116 2026-08-21 19:22 639229369154682311
19 ms 104.21.74.91
115 2026-08-21 19:22 639229369154682311
19 ms 172.67.201.16
114 2026-08-21 19:05 639229359248017926
9 ms 104.21.74.91
113 2026-08-21 19:05 639229359248017926
9 ms 172.67.201.16
112 2026-08-21 18:48 639229349124294642
47 ms 172.67.201.16
111 2026-08-21 18:48 639229349124294642
47 ms 104.21.74.91
110 2026-08-21 17:56 639229317791715692
32 ms 172.67.201.16
109 2026-08-21 17:56 639229317791715692
32 ms 104.21.74.91
108 2026-08-21 17:40 639229308115194575
12 ms 172.67.201.16
107 2026-08-21 17:40 639229308115194575
12 ms 104.21.74.91
106 2026-08-21 17:24 639229298320320558
39 ms 104.21.74.91
105 2026-08-21 17:24 639229298320320558
39 ms 172.67.201.16
104 2026-08-21 17:08 639229288674863221
21 ms 172.67.201.16
103 2026-08-21 17:08 639229288674863221
21 ms 104.21.74.91
102 2026-08-21 16:51 639229278983677079
16 ms 104.21.74.91
101 2026-08-21 16:51 639229278983677079
16 ms 172.67.201.16
100 2026-08-21 16:35 639229269405517175
10 ms 172.67.201.16
99 2026-08-21 16:35 639229269405517175
10 ms 104.21.74.91
98 2026-08-21 16:19 639229259594798244
12 ms 172.67.201.16
97 2026-08-21 16:19 639229259594798244
12 ms 104.21.74.91
96 2026-08-21 16:03 639229249736681188
22 ms 104.21.74.91
95 2026-08-21 16:03 639229249736681188
22 ms 172.67.201.16
94 2026-08-21 15:46 639229239699417787
38 ms 104.21.74.91
93 2026-08-21 15:46 639229239699417787
38 ms 172.67.201.16
92 2026-08-21 15:29 639229229621964033
13 ms 172.67.201.16
91 2026-08-21 15:29 639229229621964033
13 ms 104.21.74.91
90 2026-08-21 15:12 639229219567270965
90 ms 104.21.74.91
89 2026-08-21 15:12 639229219567270965
90 ms 172.67.201.16
88 2026-08-21 14:55 639229209406666856
10 ms 104.21.74.91
87 2026-08-21 14:55 639229209406666856
10 ms 172.67.201.16
86 2026-08-21 14:03 639229177815876178
13 ms 172.67.201.16
85 2026-08-21 14:03 639229177815876178
13 ms 104.21.74.91
84 2026-08-21 13:47 639229168243572685
44 ms 172.67.201.16
83 2026-08-21 13:47 639229168243572685
44 ms 104.21.74.91
82 2026-08-21 13:31 639229158599856475
14 ms 172.67.201.16
81 2026-08-21 13:31 639229158599856475
14 ms 104.21.74.91
80 2026-08-21 13:15 639229148998940902
39 ms 104.21.74.91
79 2026-08-21 13:15 639229148998940902
39 ms 172.67.201.16
78 2026-08-21 12:59 639229139276923594
20 ms 104.21.74.91
77 2026-08-21 12:59 639229139276923594
20 ms 172.67.201.16
76 2026-08-21 12:43 639229129709912394
17 ms 104.21.74.91
75 2026-08-21 12:43 639229129709912394
17 ms 172.67.201.16
74 2026-08-21 12:26 639229119801488500
9 ms 172.67.201.16
73 2026-08-21 12:26 639229119801488500
9 ms 104.21.74.91
72 2026-08-21 12:10 639229110135262458
16 ms 104.21.74.91
71 2026-08-21 12:10 639229110135262458
16 ms 172.67.201.16
70 2026-08-21 11:54 639229100336051392
26 ms 104.21.74.91
69 2026-08-21 11:54 639229100336051392
26 ms 172.67.201.16
68 2026-08-21 11:37 639229090641415626
14 ms 172.67.201.16
67 2026-08-21 11:37 639229090641415626
14 ms 104.21.74.91
66 2026-08-21 11:21 639229080702683947
29 ms 104.21.74.91
65 2026-08-21 11:21 639229080702683947
29 ms 172.67.201.16
64 2026-08-21 11:04 639229070601456699
29 ms 172.67.201.16
63 2026-08-21 11:04 639229070601456699
29 ms 104.21.74.91
62 2026-08-21 10:11 639229038947447232
19 ms 172.67.201.16
61 2026-08-21 10:11 639229038947447232
19 ms 104.21.74.91
60 2026-08-21 09:55 639229029268708773
10 ms 104.21.74.91
59 2026-08-21 09:55 639229029268708773
10 ms 172.67.201.16
58 2026-08-21 09:39 639229019647910603
2063 ms 172.67.201.16
57 2026-08-21 09:39 639229019647910603
2063 ms 104.21.74.91
56 2026-08-21 09:23 639229009983843738
19 ms 104.21.74.91
55 2026-08-21 09:23 639229009983843738
19 ms 172.67.201.16
54 2026-08-21 09:07 639229000203331882
22 ms 104.21.74.91
53 2026-08-21 09:07 639229000203331882
22 ms 172.67.201.16
52 2026-08-21 08:50 639228990302335999
17 ms 172.67.201.16
51 2026-08-21 08:50 639228990302335999
17 ms 104.21.74.91
50 2026-08-21 08:34 639228980567740722
15 ms 172.67.201.16
49 2026-08-21 08:34 639228980567740722
15 ms 104.21.74.91
48 2026-08-21 08:18 639228970762445174
39 ms 172.67.201.16
47 2026-08-21 08:18 639228970762445174
39 ms 104.21.74.91
46 2026-08-21 08:02 639228961065054445
44 ms 104.21.74.91
45 2026-08-21 08:02 639228961065054445
44 ms 172.67.201.16
44 2026-08-21 07:45 639228951224649885
24 ms 104.21.74.91
43 2026-08-21 07:45 639228951224649885
24 ms 172.67.201.16
42 2026-08-21 07:29 639228941303864592
2023 ms 104.21.74.91
41 2026-08-21 07:29 639228941303864592
2023 ms 172.67.201.16
40 2026-08-21 07:12 639228931191328583
12 ms 172.67.201.16
39 2026-08-21 07:12 639228931191328583
12 ms 104.21.74.91
38 2026-08-21 06:19 639228899518173317
2046 ms 172.67.201.16
37 2026-08-21 06:19 639228899518173317
2046 ms 104.21.74.91
36 2026-08-21 06:03 639228889785027669
7 ms 172.67.201.16
35 2026-08-21 06:03 639228889785027669
7 ms 104.21.74.91
34 2026-08-21 05:47 639228880106330161
36 ms 104.21.74.91
33 2026-08-21 05:47 639228880106330161
36 ms 172.67.201.16
32 2026-08-21 05:30 639228870316184091
14 ms 172.67.201.16
31 2026-08-21 05:30 639228870316184091
14 ms 104.21.74.91
30 2026-08-21 05:14 639228860695366512
45 ms 104.21.74.91
29 2026-08-21 05:14 639228860695366512
45 ms 172.67.201.16
28 2026-08-21 04:58 639228851027209500
19 ms 172.67.201.16
27 2026-08-21 04:58 639228851027209500
19 ms 104.21.74.91
26 2026-08-21 04:42 639228841479265462
40 ms 172.67.201.16
25 2026-08-21 04:42 639228841479265462
40 ms 104.21.74.91
24 2026-08-21 04:26 639228831752962260
21 ms 172.67.201.16
23 2026-08-21 04:26 639228831752962260
21 ms 104.21.74.91
22 2026-08-21 04:10 639228821953295483
49 ms 104.21.74.91
21 2026-08-21 04:10 639228821953295483
49 ms 172.67.201.16
20 2026-08-21 03:53 639228812227429953
18 ms 172.67.201.16
19 2026-08-21 03:53 639228812227429953
18 ms 104.21.74.91
18 2026-08-21 03:37 639228802476107538
52 ms 104.21.74.91
17 2026-08-21 03:37 639228802476107538
52 ms 172.67.201.16
16 2026-08-21 03:21 639228792525492032
46 ms 172.67.201.16
15 2026-08-21 03:21 639228792525492032
46 ms 104.21.74.91
14 2026-08-21 02:28 639228761131421385
7 ms 104.21.74.91
13 2026-08-21 02:28 639228761131421385
7 ms 172.67.201.16
12 2026-08-21 02:12 639228751571206692
11 ms 104.21.74.91
11 2026-08-21 02:12 639228751571206692
11 ms 172.67.201.16
10 2026-08-21 01:56 639228741705571019
110 ms 172.67.201.16
9 2026-08-21 01:56 639228741705571019
110 ms 104.21.74.91
8 2026-08-21 01:39 639228731642208228
35 ms 172.67.201.16
7 2026-08-21 01:39 639228731642208228
35 ms 104.21.74.91
6 2026-08-21 00:47 639228700387002072
2041 ms 104.21.74.91
5 2026-08-21 00:47 639228700387002072
2041 ms 172.67.201.16
4 2026-08-21 00:31 639228690742014433
8 ms 172.67.201.16
3 2026-08-21 00:31 639228690742014433
8 ms 104.21.74.91
2 2026-08-21 00:15 639228680877937122
27 ms 172.67.201.16
1 2026-08-21 00:15 639228680877937122
27 ms 104.21.74.91