DNS response history for dns03.opsource.net

dns03.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 2026-08-18. For this date, NameServerHistory found 149 DNS check records, 148 successful responses, 1 failed responses, and 191 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 dns03.opsource.net.
Records on Selected Date

149

Historical checks stored for this nameserver on selected date

Average Latency

191 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:45

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

148

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 dns03.opsource.net

Showing DNS history for 2026-08-18 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
149 2026-08-18 23:45 639226935204800669
18 ms 104.21.74.91
148 2026-08-18 23:45 639226935204800669
18 ms 172.67.201.16
147 2026-08-18 23:29 639226925298919497
31 ms 172.67.201.16
146 2026-08-18 23:29 639226925298919497
31 ms 104.21.74.91
145 2026-08-18 23:12 639226915487885053
41 ms 172.67.201.16
144 2026-08-18 23:12 639226915487885053
41 ms 104.21.74.91
143 2026-08-18 22:56 639226905465760034
4 ms 104.21.74.91
142 2026-08-18 22:56 639226905465760034
4 ms 172.67.201.16
141 2026-08-18 22:39 639226895378104692
19 ms 104.21.74.91
140 2026-08-18 22:39 639226895378104692
19 ms 172.67.201.16
139 2026-08-18 21:46 639226863374232622
23 ms 104.21.74.91
138 2026-08-18 21:46 639226863374232622
23 ms 172.67.201.16
137 2026-08-18 21:29 639226853698516058
25 ms 104.21.74.91
136 2026-08-18 21:29 639226853698516058
25 ms 172.67.201.16
135 2026-08-18 21:13 639226843797360601
27 ms 104.21.74.91
134 2026-08-18 21:13 639226843797360601
27 ms 172.67.201.16
133 2026-08-18 20:57 639226834046588155
24 ms 104.21.74.91
132 2026-08-18 20:57 639226834046588155
24 ms 172.67.201.16
131 2026-08-18 20:40 639226824234488533
6 ms 172.67.201.16
130 2026-08-18 20:40 639226824234488533
6 ms 104.21.74.91
129 2026-08-18 20:24 639226814549928621
75 ms 172.67.201.16
128 2026-08-18 20:24 639226814549928621
75 ms 104.21.74.91
127 2026-08-18 20:08 639226804721432353
2037 ms 104.21.74.91
126 2026-08-18 20:08 639226804721432353
2037 ms 172.67.201.16
125 2026-08-18 19:52 639226795048828184
13 ms 104.21.74.91
124 2026-08-18 19:52 639226795048828184
13 ms 172.67.201.16
123 2026-08-18 19:35 639226785202482420
21 ms 104.21.74.91
122 2026-08-18 19:35 639226785202482420
21 ms 172.67.201.16
121 2026-08-18 19:19 639226775309362607
29 ms 172.67.201.16
120 2026-08-18 19:19 639226775309362607
29 ms 104.21.74.91
119 2026-08-18 19:02 639226765406586155
37 ms 172.67.201.16
118 2026-08-18 19:02 639226765406586155
37 ms 104.21.74.91
117 2026-08-18 18:46 639226755437790519
42 ms 104.21.74.91
116 2026-08-18 18:46 639226755437790519
42 ms 172.67.201.16
115 2026-08-18 17:53 639226723856194457
5 ms 172.67.201.16
114 2026-08-18 17:53 639226723856194457
5 ms 104.21.74.91
113 2026-08-18 17:37 639226714050583422
12 ms 104.21.74.91
112 2026-08-18 17:37 639226714050583422
12 ms 172.67.201.16
111 2026-08-18 17:20 639226704236499724
31 ms 172.67.201.16
110 2026-08-18 17:20 639226704236499724
31 ms 104.21.74.91
109 2026-08-18 17:04 639226694184520163
15 ms 172.67.201.16
108 2026-08-18 17:04 639226694184520163
15 ms 104.21.74.91
107 2026-08-18 16:47 639226684161203477
9 ms 172.67.201.16
106 2026-08-18 16:47 639226684161203477
9 ms 104.21.74.91
105 2026-08-18 16:30 639226674305430109
35 ms 172.67.201.16
104 2026-08-18 16:30 639226674305430109
35 ms 104.21.74.91
103 2026-08-18 16:14 639226664489607984
33 ms 172.67.201.16
102 2026-08-18 16:14 639226664489607984
33 ms 104.21.74.91
101 2026-08-18 15:57 639226654533111667
2103 ms 172.67.201.16
100 2026-08-18 15:57 639226654533111667
2103 ms 104.21.74.91
99 2026-08-18 15:41 639226644778594725
17 ms 172.67.201.16
98 2026-08-18 15:41 639226644778594725
17 ms 104.21.74.91
97 2026-08-18 15:25 639226634901553621
91 ms 172.67.201.16
96 2026-08-18 15:25 639226634901553621
91 ms 104.21.74.91
95 2026-08-18 15:08 639226624921864967
67 ms 172.67.201.16
94 2026-08-18 15:08 639226624921864967
67 ms 104.21.74.91
93 2026-08-18 14:51 639226614939419403
2026 ms 172.67.201.16
92 2026-08-18 14:51 639226614939419403
2026 ms 104.21.74.91
91 2026-08-18 13:58 639226583021074771
49 ms 172.67.201.16
90 2026-08-18 13:58 639226583021074771
49 ms 104.21.74.91
89 2026-08-18 13:42 639226573279933585
34 ms 172.67.201.16
88 2026-08-18 13:42 639226573279933585
34 ms 104.21.74.91
87 2026-08-18 13:26 639226563494036301
12 ms 104.21.74.91
86 2026-08-18 13:26 639226563494036301
12 ms 172.67.201.16
85 2026-08-18 13:09 639226553708216256
40 ms 104.21.74.91
84 2026-08-18 13:09 639226553708216256
40 ms 172.67.201.16
83 2026-08-18 12:53 639226544003734815
8 ms 172.67.201.16
82 2026-08-18 12:53 639226544003734815
8 ms 104.21.74.91
81 2026-08-18 12:37 639226534105733155
50 ms 172.67.201.16
80 2026-08-18 12:37 639226534105733155
50 ms 104.21.74.91
79 2026-08-18 12:20 639226524298118898
10 ms 104.21.74.91
78 2026-08-18 12:20 639226524298118898
10 ms 172.67.201.16
77 2026-08-18 12:04 639226514525195335
13 ms 172.67.201.16
76 2026-08-18 12:04 639226514525195335
13 ms 104.21.74.91
75 2026-08-18 11:48 639226504703635320
13 ms 104.21.74.91
74 2026-08-18 11:48 639226504703635320
13 ms 172.67.201.16
73 2026-08-18 11:31 639226494737271720
44 ms 104.21.74.91
72 2026-08-18 11:31 639226494737271720
44 ms 172.67.201.16
71 2026-08-18 11:15 639226485005027236
16 ms 172.67.201.16
70 2026-08-18 11:15 639226485005027236
16 ms 104.21.74.91
69 2026-08-18 10:58 639226475133236105
13 ms 172.67.201.16
68 2026-08-18 10:58 639226475133236105
13 ms 104.21.74.91
67 2026-08-18 10:05 639226442975077052
30 ms 172.67.201.16
66 2026-08-18 10:05 639226442975077052
30 ms 104.21.74.91
65 2026-08-18 09:49 639226433317932039
2033 ms 104.21.74.91
64 2026-08-18 09:49 639226433317932039
2033 ms 172.67.201.16
63 2026-08-18 09:33 639226423688431096
40 ms 172.67.201.16
62 2026-08-18 09:33 639226423688431096
40 ms 104.21.74.91
61 2026-08-18 09:17 639226413998250045
2056 ms 172.67.201.16
60 2026-08-18 09:17 639226413998250045
2056 ms 104.21.74.91
59 2026-08-18 09:00 639226404284554875
16 ms 172.67.201.16
58 2026-08-18 09:00 639226404284554875
16 ms 104.21.74.91
57 2026-08-18 08:44 639226394637043309
38 ms 172.67.201.16
56 2026-08-18 08:44 639226394637043309
38 ms 104.21.74.91
55 2026-08-18 08:28 639226385052447582
22 ms 172.67.201.16
54 2026-08-18 08:28 639226385052447582
22 ms 104.21.74.91
53 2026-08-18 08:12 639226375506189603
10 ms 104.21.74.91
52 2026-08-18 08:12 639226375506189603
10 ms 172.67.201.16
51 2026-08-18 07:56 639226365690646426
15 ms 104.21.74.91
50 2026-08-18 07:56 639226365690646426
15 ms 172.67.201.16
49 2026-08-18 07:40 639226355771007701
2082 ms 104.21.74.91
48 2026-08-18 07:40 639226355771007701
2082 ms 172.67.201.16
47 2026-08-18 07:23 639226345946269369
11 ms 172.67.201.16
46 2026-08-18 07:23 639226345946269369
11 ms 104.21.74.91
45 2026-08-18 07:07 639226336241601848
77 ms 104.21.74.91
44 2026-08-18 07:07 639226336241601848
77 ms 172.67.201.16
43 2026-08-18 06:15 639226304950675290
35 ms 172.67.201.16
42 2026-08-18 06:15 639226304950675290
35 ms 104.21.74.91
41 2026-08-18 05:59 639226295324754616
13 ms 172.67.201.16
40 2026-08-18 05:59 639226295324754616
13 ms 104.21.74.91
39 2026-08-18 05:43 639226285824640601
18 ms 172.67.201.16
38 2026-08-18 05:43 639226285824640601
18 ms 104.21.74.91
37 2026-08-18 05:27 639226276321223917
37 ms 104.21.74.91
36 2026-08-18 05:27 639226276321223917
37 ms 172.67.201.16
35 2026-08-18 05:11 639226266800200046
14 ms 104.21.74.91
34 2026-08-18 05:11 639226266800200046
14 ms 172.67.201.16
33 2026-08-18 04:55 639226256958066164
17 ms 172.67.201.16
32 2026-08-18 04:55 639226256958066164
17 ms 104.21.74.91
31 2026-08-18 04:39 639226247432364597
48 ms 172.67.201.16
30 2026-08-18 04:39 639226247432364597
48 ms 104.21.74.91
29 2026-08-18 04:23 639226237703388552
69 ms 104.21.74.91
28 2026-08-18 04:23 639226237703388552
69 ms 172.67.201.16
27 2026-08-18 04:06 639226227937569589
6 ms 172.67.201.16
26 2026-08-18 04:06 639226227937569589
6 ms 104.21.74.91
25 2026-08-18 03:50 639226218052465471
12 ms 104.21.74.91
24 2026-08-18 03:50 639226218052465471
12 ms 172.67.201.16
23 2026-08-18 03:34 639226208429623997
-
22 2026-08-18 03:18 639226198800675295
15 ms 172.67.201.16
21 2026-08-18 03:18 639226198800675295
15 ms 104.21.74.91
20 2026-08-18 02:26 639226167722042574
36 ms 172.67.201.16
19 2026-08-18 02:26 639226167722042574
36 ms 104.21.74.91
18 2026-08-18 02:10 639226158277924383
32 ms 104.21.74.91
17 2026-08-18 02:10 639226158277924383
32 ms 172.67.201.16
16 2026-08-18 01:54 639226148757810592
31 ms 104.21.74.91
15 2026-08-18 01:54 639226148757810592
31 ms 172.67.201.16
14 2026-08-18 01:39 639226139348611045
34 ms 172.67.201.16
13 2026-08-18 01:39 639226139348611045
34 ms 104.21.74.91
12 2026-08-18 01:23 639226129823462907
7 ms 104.21.74.91
11 2026-08-18 01:23 639226129823462907
7 ms 172.67.201.16
10 2026-08-18 01:07 639226120218260005
7 ms 104.21.74.91
9 2026-08-18 01:07 639226120218260005
7 ms 172.67.201.16
8 2026-08-18 00:51 639226110875503904
25 ms 172.67.201.16
7 2026-08-18 00:51 639226110875503904
25 ms 104.21.74.91
6 2026-08-18 00:36 639226101376311912
4 ms 104.21.74.91
5 2026-08-18 00:36 639226101376311912
4 ms 172.67.201.16
4 2026-08-18 00:20 639226091924943492
31 ms 172.67.201.16
3 2026-08-18 00:20 639226091924943492
31 ms 104.21.74.91
2 2026-08-18 00:03 639226082133158124
31 ms 104.21.74.91
1 2026-08-18 00:03 639226082133158124
31 ms 172.67.201.16