DNS response history for dns01.opsource.net

dns01.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 2026-08-14. For this date, NameServerHistory found 156 DNS check records, 156 successful responses, 0 failed responses, and 160 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 dns01.opsource.net.
Records on Selected Date

156

Historical checks stored for this nameserver on selected date

Average Latency

160 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-14 23:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.21.74.91

Most recently resolved hosting IP on selected date

Successful Responses

156

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 dns01.opsource.net

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
156 2026-08-14 23:58 639223486524583054
30 ms 104.21.74.91
155 2026-08-14 23:58 639223486524583054
30 ms 172.67.201.16
154 2026-08-14 23:42 639223477272309567
27 ms 104.21.74.91
153 2026-08-14 23:42 639223477272309567
27 ms 172.67.201.16
152 2026-08-14 23:27 639223467876800215
2047 ms 104.21.74.91
151 2026-08-14 23:27 639223467876800215
2047 ms 172.67.201.16
150 2026-08-14 23:11 639223458466733344
77 ms 172.67.201.16
149 2026-08-14 23:11 639223458466733344
77 ms 104.21.74.91
148 2026-08-14 22:56 639223449196197019
63 ms 172.67.201.16
147 2026-08-14 22:56 639223449196197019
63 ms 104.21.74.91
146 2026-08-14 22:40 639223439729973302
12 ms 172.67.201.16
145 2026-08-14 22:40 639223439729973302
12 ms 104.21.74.91
144 2026-08-14 22:24 639223430298973377
35 ms 172.67.201.16
143 2026-08-14 22:24 639223430298973377
35 ms 104.21.74.91
142 2026-08-14 22:08 639223420812183061
136 ms 104.21.74.91
141 2026-08-14 22:08 639223420812183061
136 ms 172.67.201.16
140 2026-08-14 21:52 639223411307572360
38 ms 172.67.201.16
139 2026-08-14 21:52 639223411307572360
38 ms 104.21.74.91
138 2026-08-14 21:37 639223401895099116
2119 ms 104.21.74.91
137 2026-08-14 21:37 639223401895099116
2119 ms 172.67.201.16
136 2026-08-14 20:44 639223370328282191
40 ms 172.67.201.16
135 2026-08-14 20:44 639223370328282191
40 ms 104.21.74.91
134 2026-08-14 20:29 639223361156898888
7 ms 104.21.74.91
133 2026-08-14 20:29 639223361156898888
7 ms 172.67.201.16
132 2026-08-14 20:13 639223351683501109
36 ms 172.67.201.16
131 2026-08-14 20:13 639223351683501109
36 ms 104.21.74.91
130 2026-08-14 19:58 639223342485908428
12 ms 104.21.74.91
129 2026-08-14 19:58 639223342485908428
12 ms 172.67.201.16
128 2026-08-14 19:42 639223333113923772
10 ms 104.21.74.91
127 2026-08-14 19:42 639223333113923772
10 ms 172.67.201.16
126 2026-08-14 19:27 639223323766820131
5 ms 104.21.74.91
125 2026-08-14 19:27 639223323766820131
5 ms 172.67.201.16
124 2026-08-14 19:11 639223314500774279
8 ms 104.21.74.91
123 2026-08-14 19:11 639223314500774279
8 ms 172.67.201.16
122 2026-08-14 18:56 639223305225877159
37 ms 172.67.201.16
121 2026-08-14 18:56 639223305225877159
37 ms 104.21.74.91
120 2026-08-14 18:40 639223295834845965
6 ms 104.21.74.91
119 2026-08-14 18:40 639223295834845965
6 ms 172.67.201.16
118 2026-08-14 18:24 639223286312006616
20 ms 172.67.201.16
117 2026-08-14 18:24 639223286312006616
20 ms 104.21.74.91
116 2026-08-14 18:08 639223276659010988
18 ms 104.21.74.91
115 2026-08-14 18:08 639223276659010988
18 ms 172.67.201.16
114 2026-08-14 17:52 639223267203892251
2016 ms 104.21.74.91
113 2026-08-14 17:52 639223267203892251
2016 ms 172.67.201.16
112 2026-08-14 17:00 639223235652723921
12 ms 104.21.74.91
111 2026-08-14 17:00 639223235652723921
12 ms 172.67.201.16
110 2026-08-14 16:44 639223226156684619
15 ms 104.21.74.91
109 2026-08-14 16:44 639223226156684619
15 ms 172.67.201.16
108 2026-08-14 16:28 639223216737677817
66 ms 172.67.201.16
107 2026-08-14 16:28 639223216737677817
66 ms 104.21.74.91
106 2026-08-14 16:13 639223207303987036
33 ms 104.21.74.91
105 2026-08-14 16:13 639223207303987036
33 ms 172.67.201.16
104 2026-08-14 15:57 639223197972369650
28 ms 104.21.74.91
103 2026-08-14 15:57 639223197972369650
28 ms 172.67.201.16
102 2026-08-14 15:41 639223188476518684
2040 ms 104.21.74.91
101 2026-08-14 15:41 639223188476518684
2040 ms 172.67.201.16
100 2026-08-14 15:26 639223179029668254
56 ms 104.21.74.91
99 2026-08-14 15:26 639223179029668254
56 ms 172.67.201.16
98 2026-08-14 15:10 639223169668684371
17 ms 172.67.201.16
97 2026-08-14 15:10 639223169668684371
17 ms 104.21.74.91
96 2026-08-14 14:54 639223160270013058
9 ms 104.21.74.91
95 2026-08-14 14:54 639223160270013058
9 ms 172.67.201.16
94 2026-08-14 14:39 639223150848386507
44 ms 104.21.74.91
93 2026-08-14 14:39 639223150848386507
44 ms 172.67.201.16
92 2026-08-14 14:23 639223141514160124
12 ms 172.67.201.16
91 2026-08-14 14:23 639223141514160124
12 ms 104.21.74.91
90 2026-08-14 14:07 639223131908897269
17 ms 104.21.74.91
89 2026-08-14 14:07 639223131908897269
17 ms 172.67.201.16
88 2026-08-14 13:14 639223100084750932
26 ms 104.21.74.91
87 2026-08-14 13:14 639223100084750932
26 ms 172.67.201.16
86 2026-08-14 12:58 639223090744921973
43 ms 104.21.74.91
85 2026-08-14 12:58 639223090744921973
43 ms 172.67.201.16
84 2026-08-14 12:43 639223081343134137
45 ms 172.67.201.16
83 2026-08-14 12:43 639223081343134137
45 ms 104.21.74.91
82 2026-08-14 12:27 639223071917003603
118 ms 104.21.74.91
81 2026-08-14 12:27 639223071917003603
118 ms 172.67.201.16
80 2026-08-14 12:11 639223062407395043
6 ms 172.67.201.16
79 2026-08-14 12:11 639223062407395043
6 ms 104.21.74.91
78 2026-08-14 11:56 639223052970600447
13 ms 172.67.201.16
77 2026-08-14 11:56 639223052970600447
13 ms 104.21.74.91
76 2026-08-14 11:40 639223043584242187
21 ms 172.67.201.16
75 2026-08-14 11:40 639223043584242187
21 ms 104.21.74.91
74 2026-08-14 11:24 639223034248611856
36 ms 104.21.74.91
73 2026-08-14 11:24 639223034248611856
36 ms 172.67.201.16
72 2026-08-14 11:09 639223024816175094
2014 ms 172.67.201.16
71 2026-08-14 11:09 639223024816175094
2014 ms 104.21.74.91
70 2026-08-14 10:53 639223015278211871
37 ms 172.67.201.16
69 2026-08-14 10:53 639223015278211871
37 ms 104.21.74.91
68 2026-08-14 10:36 639223005387568522
42 ms 172.67.201.16
67 2026-08-14 10:36 639223005387568522
42 ms 104.21.74.91
66 2026-08-14 10:20 639222995944735037
74 ms 172.67.201.16
65 2026-08-14 10:20 639222995944735037
74 ms 104.21.74.91
64 2026-08-14 09:28 639222964532402826
12 ms 172.67.201.16
63 2026-08-14 09:28 639222964532402826
12 ms 104.21.74.91
62 2026-08-14 09:13 639222955031971579
6 ms 104.21.74.91
61 2026-08-14 09:13 639222955031971579
6 ms 172.67.201.16
60 2026-08-14 08:57 639222945616352079
17 ms 104.21.74.91
59 2026-08-14 08:57 639222945616352079
17 ms 172.67.201.16
58 2026-08-14 08:41 639222936296615644
32 ms 104.21.74.91
57 2026-08-14 08:41 639222936296615644
32 ms 172.67.201.16
56 2026-08-14 08:26 639222926913151746
25 ms 104.21.74.91
55 2026-08-14 08:26 639222926913151746
25 ms 172.67.201.16
54 2026-08-14 08:10 639222917608375722
45 ms 104.21.74.91
53 2026-08-14 08:10 639222917608375722
45 ms 172.67.201.16
52 2026-08-14 07:55 639222908294448500
16 ms 172.67.201.16
51 2026-08-14 07:55 639222908294448500
16 ms 104.21.74.91
50 2026-08-14 07:39 639222898918389753
56 ms 104.21.74.91
49 2026-08-14 07:39 639222898918389753
56 ms 172.67.201.16
48 2026-08-14 07:24 639222889625876211
14 ms 104.21.74.91
47 2026-08-14 07:24 639222889625876211
14 ms 172.67.201.16
46 2026-08-14 07:08 639222880353707528
29 ms 104.21.74.91
45 2026-08-14 07:08 639222880353707528
29 ms 172.67.201.16
44 2026-08-14 06:53 639222871065611259
22 ms 172.67.201.16
43 2026-08-14 06:53 639222871065611259
22 ms 104.21.74.91
42 2026-08-14 06:37 639222861517093112
16 ms 172.67.201.16
41 2026-08-14 06:37 639222861517093112
16 ms 104.21.74.91
40 2026-08-14 05:45 639222830182717637
32 ms 104.21.74.91
39 2026-08-14 05:45 639222830182717637
32 ms 172.67.201.16
38 2026-08-14 05:29 639222820714737422
26 ms 104.21.74.91
37 2026-08-14 05:29 639222820714737422
26 ms 172.67.201.16
36 2026-08-14 05:13 639222811404284741
46 ms 172.67.201.16
35 2026-08-14 05:13 639222811404284741
46 ms 104.21.74.91
34 2026-08-14 04:58 639222801994952240
17 ms 172.67.201.16
33 2026-08-14 04:58 639222801994952240
17 ms 104.21.74.91
32 2026-08-14 04:42 639222792581940911
10 ms 104.21.74.91
31 2026-08-14 04:42 639222792581940911
10 ms 172.67.201.16
30 2026-08-14 04:27 639222783296631220
4 ms 172.67.201.16
29 2026-08-14 04:27 639222783296631220
4 ms 104.21.74.91
28 2026-08-14 04:11 639222773909528001
11 ms 172.67.201.16
27 2026-08-14 04:11 639222773909528001
11 ms 104.21.74.91
26 2026-08-14 03:55 639222764574707991
34 ms 104.21.74.91
25 2026-08-14 03:55 639222764574707991
34 ms 172.67.201.16
24 2026-08-14 03:40 639222754982758281
43 ms 172.67.201.16
23 2026-08-14 03:40 639222754982758281
43 ms 104.21.74.91
22 2026-08-14 03:24 639222745650144239
10 ms 104.21.74.91
21 2026-08-14 03:24 639222745650144239
10 ms 172.67.201.16
20 2026-08-14 03:08 639222736060223018
23 ms 172.67.201.16
19 2026-08-14 03:08 639222736060223018
23 ms 104.21.74.91
18 2026-08-14 02:52 639222726529271510
119 ms 172.67.201.16
17 2026-08-14 02:52 639222726529271510
119 ms 104.21.74.91
16 2026-08-14 02:00 639222694791257846
35 ms 104.21.74.91
15 2026-08-14 02:00 639222694791257846
35 ms 172.67.201.16
14 2026-08-14 01:44 639222685350317820
10 ms 172.67.201.16
13 2026-08-14 01:44 639222685350317820
10 ms 104.21.74.91
12 2026-08-14 01:28 639222675895178560
26 ms 104.21.74.91
11 2026-08-14 01:28 639222675895178560
26 ms 172.67.201.16
10 2026-08-14 01:12 639222666344182743
5 ms 172.67.201.16
9 2026-08-14 01:12 639222666344182743
5 ms 104.21.74.91
8 2026-08-14 00:56 639222656762316965
12 ms 172.67.201.16
7 2026-08-14 00:56 639222656762316965
12 ms 104.21.74.91
6 2026-08-14 00:40 639222647109404695
24 ms 104.21.74.91
5 2026-08-14 00:40 639222647109404695
24 ms 172.67.201.16
4 2026-08-14 00:24 639222637659944389
26 ms 172.67.201.16
3 2026-08-14 00:24 639222637659944389
26 ms 104.21.74.91
2 2026-08-14 00:08 639222628151417313
17 ms 104.21.74.91
1 2026-08-14 00:08 639222628151417313
17 ms 172.67.201.16