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 2026-08-13. For this date, NameServerHistory found 142 DNS check records, 140 successful responses, 2 failed responses, and 198 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

142

Historical checks stored for this nameserver on selected date

Average Latency

198 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-13 23:51

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

140

Checks that returned a measurable response

Failed Responses

2

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 2026-08-13 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
142 2026-08-13 23:51 639222618462620588
12 ms 104.21.74.91
141 2026-08-13 23:51 639222618462620588
12 ms 172.67.201.16
140 2026-08-13 23:35 639222608688333012
39 ms 172.67.201.16
139 2026-08-13 23:35 639222608688333012
39 ms 104.21.74.91
138 2026-08-13 23:18 639222598741756356
34 ms 172.67.201.16
137 2026-08-13 23:18 639222598741756356
34 ms 104.21.74.91
136 2026-08-13 23:02 639222588615244093
2021 ms 104.21.74.91
135 2026-08-13 23:02 639222588615244093
2021 ms 172.67.201.16
134 2026-08-13 22:07 639222556495289724
37 ms 172.67.201.16
133 2026-08-13 22:07 639222556495289724
37 ms 104.21.74.91
132 2026-08-13 21:51 639222546477917698
28 ms 104.21.74.91
131 2026-08-13 21:51 639222546477917698
28 ms 172.67.201.16
130 2026-08-13 21:34 639222536257653790
7 ms 104.21.74.91
129 2026-08-13 21:34 639222536257653790
7 ms 172.67.201.16
128 2026-08-13 21:16 639222525833084485
48 ms 172.67.201.16
127 2026-08-13 21:16 639222525833084485
48 ms 104.21.74.91
126 2026-08-13 20:59 639222515446085004
2019 ms 172.67.201.16
125 2026-08-13 20:59 639222515446085004
2019 ms 104.21.74.91
124 2026-08-13 20:42 639222505166766781
68 ms 104.21.74.91
123 2026-08-13 20:42 639222505166766781
68 ms 172.67.201.16
122 2026-08-13 20:25 639222494930541001
2018 ms 104.21.74.91
121 2026-08-13 20:25 639222494930541001
2018 ms 172.67.201.16
120 2026-08-13 20:08 639222484469216890
-
119 2026-08-13 19:50 639222474270039940
40 ms 172.67.201.16
118 2026-08-13 19:50 639222474270039940
40 ms 104.21.74.91
117 2026-08-13 19:33 639222464005587385
22 ms 172.67.201.16
116 2026-08-13 19:33 639222464005587385
22 ms 104.21.74.91
115 2026-08-13 19:16 639222453485975041
2023 ms 104.21.74.91
114 2026-08-13 19:16 639222453485975041
2023 ms 172.67.201.16
113 2026-08-13 18:58 639222442984828770
19 ms 104.21.74.91
112 2026-08-13 18:58 639222442984828770
19 ms 172.67.201.16
111 2026-08-13 18:04 639222410191353397
27 ms 172.67.201.16
110 2026-08-13 18:04 639222410191353397
27 ms 104.21.74.91
109 2026-08-13 17:47 639222399952628376
12 ms 104.21.74.91
108 2026-08-13 17:47 639222399952628376
12 ms 172.67.201.16
107 2026-08-13 17:29 639222389608608647
14 ms 172.67.201.16
106 2026-08-13 17:29 639222389608608647
14 ms 104.21.74.91
105 2026-08-13 17:13 639222379604012481
19 ms 172.67.201.16
104 2026-08-13 17:13 639222379604012481
19 ms 104.21.74.91
103 2026-08-13 16:56 639222369372672858
99 ms 104.21.74.91
102 2026-08-13 16:56 639222369372672858
99 ms 172.67.201.16
101 2026-08-13 16:39 639222359096909298
10 ms 104.21.74.91
100 2026-08-13 16:39 639222359096909298
10 ms 172.67.201.16
99 2026-08-13 16:21 639222348814301655
46 ms 172.67.201.16
98 2026-08-13 16:21 639222348814301655
46 ms 104.21.74.91
97 2026-08-13 16:04 639222338608331104
24 ms 172.67.201.16
96 2026-08-13 16:04 639222338608331104
24 ms 104.21.74.91
95 2026-08-13 15:47 639222328204609760
11 ms 172.67.201.16
94 2026-08-13 15:47 639222328204609760
11 ms 104.21.74.91
93 2026-08-13 15:30 639222317859759909
15 ms 104.21.74.91
92 2026-08-13 15:30 639222317859759909
15 ms 172.67.201.16
91 2026-08-13 15:13 639222307560137918
48 ms 172.67.201.16
90 2026-08-13 15:13 639222307560137918
48 ms 104.21.74.91
89 2026-08-13 14:56 639222297274357149
58 ms 104.21.74.91
88 2026-08-13 14:56 639222297274357149
58 ms 172.67.201.16
87 2026-08-13 14:02 639222265004477827
13 ms 172.67.201.16
86 2026-08-13 14:02 639222265004477827
13 ms 104.21.74.91
85 2026-08-13 13:46 639222255176583683
12 ms 172.67.201.16
84 2026-08-13 13:46 639222255176583683
12 ms 104.21.74.91
83 2026-08-13 13:29 639222245340146131
10 ms 172.67.201.16
82 2026-08-13 13:29 639222245340146131
10 ms 104.21.74.91
81 2026-08-13 13:13 639222235662219956
14 ms 104.21.74.91
80 2026-08-13 13:13 639222235662219956
14 ms 172.67.201.16
79 2026-08-13 12:57 639222225817223284
26 ms 104.21.74.91
78 2026-08-13 12:57 639222225817223284
26 ms 172.67.201.16
77 2026-08-13 12:41 639222216341869648
8 ms 172.67.201.16
76 2026-08-13 12:41 639222216341869648
8 ms 104.21.74.91
75 2026-08-13 12:25 639222206848442189
8 ms 104.21.74.91
74 2026-08-13 12:25 639222206848442189
8 ms 172.67.201.16
73 2026-08-13 12:09 639222197538963225
14 ms 172.67.201.16
72 2026-08-13 12:09 639222197538963225
14 ms 104.21.74.91
71 2026-08-13 11:54 639222188113685569
10 ms 172.67.201.16
70 2026-08-13 11:54 639222188113685569
10 ms 104.21.74.91
69 2026-08-13 11:38 639222178880138458
11 ms 172.67.201.16
68 2026-08-13 11:38 639222178880138458
11 ms 104.21.74.91
67 2026-08-13 11:23 639222169343013317
19 ms 172.67.201.16
66 2026-08-13 11:23 639222169343013317
19 ms 104.21.74.91
65 2026-08-13 11:07 639222159910600596
2023 ms 172.67.201.16
64 2026-08-13 11:07 639222159910600596
2023 ms 104.21.74.91
63 2026-08-13 10:15 639222128676274866
25 ms 172.67.201.16
62 2026-08-13 10:15 639222128676274866
25 ms 104.21.74.91
61 2026-08-13 09:59 639222119169781983
8 ms 104.21.74.91
60 2026-08-13 09:59 639222119169781983
8 ms 172.67.201.16
59 2026-08-13 09:44 639222109996148889
2043 ms 104.21.74.91
58 2026-08-13 09:44 639222109996148889
2043 ms 172.67.201.16
57 2026-08-13 09:28 639222100791323799
22 ms 172.67.201.16
56 2026-08-13 09:28 639222100791323799
22 ms 104.21.74.91
55 2026-08-13 09:13 639222091647893142
40 ms 172.67.201.16
54 2026-08-13 09:13 639222091647893142
40 ms 104.21.74.91
53 2026-08-13 08:58 639222082524717649
10 ms 104.21.74.91
52 2026-08-13 08:58 639222082524717649
10 ms 172.67.201.16
51 2026-08-13 08:43 639222073378630456
32 ms 172.67.201.16
50 2026-08-13 08:43 639222073378630456
32 ms 104.21.74.91
49 2026-08-13 08:28 639222064537306701
20 ms 172.67.201.16
48 2026-08-13 08:28 639222064537306701
20 ms 104.21.74.91
47 2026-08-13 08:13 639222055409471864
17 ms 172.67.201.16
46 2026-08-13 08:13 639222055409471864
17 ms 104.21.74.91
45 2026-08-13 07:57 639222046117152411
16 ms 104.21.74.91
44 2026-08-13 07:57 639222046117152411
16 ms 172.67.201.16
43 2026-08-13 07:42 639222036915107067
39 ms 172.67.201.16
42 2026-08-13 07:42 639222036915107067
39 ms 104.21.74.91
41 2026-08-13 07:26 639222027654889141
17 ms 172.67.201.16
40 2026-08-13 07:26 639222027654889141
17 ms 104.21.74.91
39 2026-08-13 06:35 639221996824612035
26 ms 172.67.201.16
38 2026-08-13 06:35 639221996824612035
26 ms 104.21.74.91
37 2026-08-13 06:20 639221987863418113
53 ms 172.67.201.16
36 2026-08-13 06:20 639221987863418113
53 ms 104.21.74.91
35 2026-08-13 06:05 639221979006823112
77 ms 172.67.201.16
34 2026-08-13 06:05 639221979006823112
77 ms 104.21.74.91
33 2026-08-13 05:50 639221970068466615
26 ms 104.21.74.91
32 2026-08-13 05:50 639221970068466615
26 ms 172.67.201.16
31 2026-08-13 05:35 639221961001585139
30 ms 104.21.74.91
30 2026-08-13 05:35 639221961001585139
30 ms 172.67.201.16
29 2026-08-13 05:20 639221952104046397
56 ms 104.21.74.91
28 2026-08-13 05:20 639221952104046397
56 ms 172.67.201.16
27 2026-08-13 05:06 639221943247694484
27 ms 104.21.74.91
26 2026-08-13 05:06 639221943247694484
27 ms 172.67.201.16
25 2026-08-13 04:51 639221934603388241
-
24 2026-08-13 04:36 639221925729273358
21 ms 104.21.74.91
23 2026-08-13 04:36 639221925729273358
21 ms 172.67.201.16
22 2026-08-13 04:22 639221916777813401
23 ms 104.21.74.91
21 2026-08-13 04:22 639221916777813401
23 ms 172.67.201.16
20 2026-08-13 04:07 639221907816913910
31 ms 172.67.201.16
19 2026-08-13 04:07 639221907816913910
31 ms 104.21.74.91
18 2026-08-13 03:51 639221898639694322
13 ms 104.21.74.91
17 2026-08-13 03:51 639221898639694322
13 ms 172.67.201.16
16 2026-08-13 03:01 639221868257567489
7 ms 172.67.201.16
15 2026-08-13 03:01 639221868257567489
7 ms 104.21.74.91
14 2026-08-13 02:46 639221859270235608
28 ms 172.67.201.16
13 2026-08-13 02:46 639221859270235608
28 ms 104.21.74.91
12 2026-08-13 02:31 639221850184464515
28 ms 172.67.201.16
11 2026-08-13 02:31 639221850184464515
28 ms 104.21.74.91
10 2026-08-13 02:16 639221841141973425
35 ms 104.21.74.91
9 2026-08-13 02:16 639221841141973425
35 ms 172.67.201.16
8 2026-08-13 01:25 639221810548753083
17 ms 104.21.74.91
7 2026-08-13 01:25 639221810548753083
17 ms 172.67.201.16
6 2026-08-13 01:10 639221801656796262
43 ms 104.21.74.91
5 2026-08-13 01:10 639221801656796262
43 ms 172.67.201.16
4 2026-08-13 00:55 639221792658715334
21 ms 104.21.74.91
3 2026-08-13 00:55 639221792658715334
21 ms 172.67.201.16
2 2026-08-13 00:40 639221783571379176
26 ms 104.21.74.91
1 2026-08-13 00:40 639221783571379176
26 ms 172.67.201.16