DNS response history for ns1.openflows.net

ns1.openflows.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 2026-08-29. For this date, NameServerHistory found 140 DNS check records, 140 successful responses, 0 failed responses, and 284 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 ns1.openflows.net.
Records on Selected Date

140

Historical checks stored for this nameserver on selected date

Average Latency

284 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-29 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.21.21.91

Most recently resolved hosting IP on selected date

Successful Responses

140

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 ns1.openflows.net

Showing DNS history for 2026-08-29 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
140 2026-08-29 23:46 639236439461653110
38 ms 104.21.21.91
139 2026-08-29 23:46 639236439461653110
38 ms 172.67.197.85
138 2026-08-29 23:29 639236429501366737
22 ms 172.67.197.85
137 2026-08-29 23:29 639236429501366737
22 ms 104.21.21.91
136 2026-08-29 23:12 639236419366541896
15 ms 104.21.21.91
135 2026-08-29 23:12 639236419366541896
15 ms 172.67.197.85
134 2026-08-29 22:55 639236409033370421
10 ms 104.21.21.91
133 2026-08-29 22:55 639236409033370421
10 ms 172.67.197.85
132 2026-08-29 22:38 639236398677638980
67 ms 172.67.197.85
131 2026-08-29 22:38 639236398677638980
67 ms 104.21.21.91
130 2026-08-29 22:21 639236388335394435
18 ms 172.67.197.85
129 2026-08-29 22:21 639236388335394435
18 ms 104.21.21.91
128 2026-08-29 21:27 639236356238021142
19 ms 172.67.197.85
127 2026-08-29 21:27 639236356238021142
19 ms 104.21.21.91
126 2026-08-29 21:10 639236346147662482
14 ms 172.67.197.85
125 2026-08-29 21:10 639236346147662482
14 ms 104.21.21.91
124 2026-08-29 20:53 639236336073303987
32 ms 104.21.21.91
123 2026-08-29 20:53 639236336073303987
32 ms 172.67.197.85
122 2026-08-29 20:36 639236325803271480
2056 ms 104.21.21.91
121 2026-08-29 20:36 639236325803271480
2056 ms 172.67.197.85
120 2026-08-29 20:19 639236315636203732
2041 ms 172.67.197.85
119 2026-08-29 20:19 639236315636203732
2041 ms 104.21.21.91
118 2026-08-29 20:02 639236305430277951
39 ms 172.67.197.85
117 2026-08-29 20:02 639236305430277951
39 ms 104.21.21.91
116 2026-08-29 19:45 639236295286597133
19 ms 172.67.197.85
115 2026-08-29 19:45 639236295286597133
19 ms 104.21.21.91
114 2026-08-29 19:29 639236285137083691
11 ms 172.67.197.85
113 2026-08-29 19:29 639236285137083691
11 ms 104.21.21.91
112 2026-08-29 19:12 639236274938699727
24 ms 104.21.21.91
111 2026-08-29 19:12 639236274938699727
24 ms 172.67.197.85
110 2026-08-29 18:54 639236264595544117
15 ms 172.67.197.85
109 2026-08-29 18:54 639236264595544117
15 ms 104.21.21.91
108 2026-08-29 18:37 639236254203764064
10 ms 172.67.197.85
107 2026-08-29 18:37 639236254203764064
10 ms 104.21.21.91
106 2026-08-29 18:20 639236243919128798
14 ms 172.67.197.85
105 2026-08-29 18:20 639236243919128798
14 ms 104.21.21.91
104 2026-08-29 17:26 639236211708980066
15 ms 104.21.21.91
103 2026-08-29 17:26 639236211708980066
15 ms 172.67.197.85
102 2026-08-29 17:09 639236201724764228
13 ms 104.21.21.91
101 2026-08-29 17:09 639236201724764228
13 ms 172.67.197.85
100 2026-08-29 16:53 639236191714376906
2029 ms 104.21.21.91
99 2026-08-29 16:53 639236191714376906
2029 ms 172.67.197.85
98 2026-08-29 16:36 639236181773042179
13 ms 172.67.197.85
97 2026-08-29 16:36 639236181773042179
13 ms 104.21.21.91
96 2026-08-29 16:19 639236171632735061
13 ms 172.67.197.85
95 2026-08-29 16:19 639236171632735061
13 ms 104.21.21.91
94 2026-08-29 16:02 639236161347015414
25 ms 172.67.197.85
93 2026-08-29 16:02 639236161347015414
25 ms 104.21.21.91
92 2026-08-29 15:45 639236151200362098
115 ms 104.21.21.91
91 2026-08-29 15:45 639236151200362098
115 ms 172.67.197.85
90 2026-08-29 15:28 639236141026805328
14 ms 104.21.21.91
89 2026-08-29 15:28 639236141026805328
14 ms 172.67.197.85
88 2026-08-29 15:12 639236131100930722
2023 ms 104.21.21.91
87 2026-08-29 15:12 639236131100930722
2023 ms 172.67.197.85
86 2026-08-29 14:55 639236120950030411
15 ms 172.67.197.85
85 2026-08-29 14:55 639236120950030411
15 ms 104.21.21.91
84 2026-08-29 14:38 639236110532007205
21 ms 172.67.197.85
83 2026-08-29 14:38 639236110532007205
21 ms 104.21.21.91
82 2026-08-29 14:20 639236100176958860
9 ms 104.21.21.91
81 2026-08-29 14:20 639236100176958860
9 ms 172.67.197.85
80 2026-08-29 13:27 639236068470247956
2132 ms 104.21.21.91
79 2026-08-29 13:27 639236068470247956
2132 ms 172.67.197.85
78 2026-08-29 13:11 639236058468679452
38 ms 104.21.21.91
77 2026-08-29 13:11 639236058468679452
38 ms 172.67.197.85
76 2026-08-29 12:54 639236048317337090
24 ms 172.67.197.85
75 2026-08-29 12:54 639236048317337090
24 ms 104.21.21.91
74 2026-08-29 12:37 639236038221169202
28 ms 104.21.21.91
73 2026-08-29 12:37 639236038221169202
28 ms 172.67.197.85
72 2026-08-29 12:20 639236028175589918
39 ms 104.21.21.91
71 2026-08-29 12:20 639236028175589918
39 ms 172.67.197.85
70 2026-08-29 12:03 639236017965421028
16 ms 172.67.197.85
69 2026-08-29 12:03 639236017965421028
16 ms 104.21.21.91
68 2026-08-29 11:46 639236007792625266
35 ms 172.67.197.85
67 2026-08-29 11:46 639236007792625266
35 ms 104.21.21.91
66 2026-08-29 11:29 639235997602806960
24 ms 104.21.21.91
65 2026-08-29 11:29 639235997602806960
24 ms 172.67.197.85
64 2026-08-29 11:12 639235987487833458
38 ms 104.21.21.91
63 2026-08-29 11:12 639235987487833458
38 ms 172.67.197.85
62 2026-08-29 10:55 639235977211002296
10 ms 104.21.21.91
61 2026-08-29 10:55 639235977211002296
10 ms 172.67.197.85
60 2026-08-29 10:38 639235966864596836
2034 ms 104.21.21.91
59 2026-08-29 10:38 639235966864596836
2034 ms 172.67.197.85
58 2026-08-29 10:21 639235956590882003
8 ms 104.21.21.91
57 2026-08-29 10:21 639235956590882003
8 ms 172.67.197.85
56 2026-08-29 09:27 639235924465736791
28 ms 104.21.21.91
55 2026-08-29 09:27 639235924465736791
28 ms 172.67.197.85
54 2026-08-29 09:11 639235914430611197
20 ms 104.21.21.91
53 2026-08-29 09:11 639235914430611197
20 ms 172.67.197.85
52 2026-08-29 08:54 639235904343784853
9 ms 104.21.21.91
51 2026-08-29 08:54 639235904343784853
9 ms 172.67.197.85
50 2026-08-29 08:37 639235894201078068
13 ms 172.67.197.85
49 2026-08-29 08:37 639235894201078068
13 ms 104.21.21.91
48 2026-08-29 08:20 639235884233447452
8 ms 104.21.21.91
47 2026-08-29 08:20 639235884233447452
8 ms 172.67.197.85
46 2026-08-29 08:04 639235874142207309
20 ms 172.67.197.85
45 2026-08-29 08:04 639235874142207309
20 ms 104.21.21.91
44 2026-08-29 07:47 639235863974652466
2014 ms 172.67.197.85
43 2026-08-29 07:47 639235863974652466
2014 ms 104.21.21.91
42 2026-08-29 07:29 639235853716243436
41 ms 104.21.21.91
41 2026-08-29 07:29 639235853716243436
41 ms 172.67.197.85
40 2026-08-29 07:13 639235843614494759
11 ms 104.21.21.91
39 2026-08-29 07:13 639235843614494759
11 ms 172.67.197.85
38 2026-08-29 06:56 639235833401459551
12 ms 172.67.197.85
37 2026-08-29 06:56 639235833401459551
12 ms 104.21.21.91
36 2026-08-29 06:39 639235823220464528
15 ms 172.67.197.85
35 2026-08-29 06:39 639235823220464528
15 ms 104.21.21.91
34 2026-08-29 06:22 639235812997510905
9 ms 172.67.197.85
33 2026-08-29 06:22 639235812997510905
9 ms 104.21.21.91
32 2026-08-29 05:28 639235781101962521
12 ms 104.21.21.91
31 2026-08-29 05:28 639235781101962521
12 ms 172.67.197.85
30 2026-08-29 05:12 639235771207673260
17 ms 172.67.197.85
29 2026-08-29 05:12 639235771207673260
17 ms 104.21.21.91
28 2026-08-29 04:55 639235761047429642
9 ms 104.21.21.91
27 2026-08-29 04:55 639235761047429642
9 ms 172.67.197.85
26 2026-08-29 04:38 639235750964347246
10 ms 172.67.197.85
25 2026-08-29 04:38 639235750964347246
10 ms 104.21.21.91
24 2026-08-29 04:21 639235740923490874
25 ms 172.67.197.85
23 2026-08-29 04:21 639235740923490874
25 ms 104.21.21.91
22 2026-08-29 04:05 639235730842894399
12 ms 104.21.21.91
21 2026-08-29 04:05 639235730842894399
12 ms 172.67.197.85
20 2026-08-29 03:48 639235720760084717
2068 ms 104.21.21.91
19 2026-08-29 03:48 639235720760084717
2068 ms 172.67.197.85
18 2026-08-29 03:31 639235710843666743
129 ms 172.67.197.85
17 2026-08-29 03:31 639235710843666743
129 ms 104.21.21.91
16 2026-08-29 03:14 639235700733510561
8 ms 104.21.21.91
15 2026-08-29 03:14 639235700733510561
8 ms 172.67.197.85
14 2026-08-29 02:57 639235690509906192
15 ms 172.67.197.85
13 2026-08-29 02:57 639235690509906192
15 ms 104.21.21.91
12 2026-08-29 02:40 639235680156673501
37 ms 104.21.21.91
11 2026-08-29 02:40 639235680156673501
37 ms 172.67.197.85
10 2026-08-29 02:23 639235669720606443
9 ms 172.67.197.85
9 2026-08-29 02:23 639235669720606443
9 ms 104.21.21.91
8 2026-08-29 01:29 639235637451417084
2021 ms 172.67.197.85
7 2026-08-29 01:29 639235637451417084
2021 ms 104.21.21.91
6 2026-08-29 01:12 639235627307383453
101 ms 104.21.21.91
5 2026-08-29 01:12 639235627307383453
101 ms 172.67.197.85
4 2026-08-29 00:55 639235616906386856
15 ms 172.67.197.85
3 2026-08-29 00:55 639235616906386856
15 ms 104.21.21.91
2 2026-08-29 00:38 639235606582912691
9 ms 172.67.197.85
1 2026-08-29 00:38 639235606582912691
9 ms 104.21.21.91