DNS response history for ns1.opensdncore.org

ns1.opensdncore.org 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 2026-08-12. For this date, NameServerHistory found 62 DNS check records, 62 successful responses, 0 failed responses, and 224 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.opensdncore.org.
Records on Selected Date

62

Historical checks stored for this nameserver on selected date

Average Latency

224 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:52

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.77.15.234

Most recently resolved hosting IP on selected date

Successful Responses

62

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.opensdncore.org

Showing DNS history for 2026-08-12 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
62 2026-08-12 23:52 639221753022017039
33 ms 51.77.15.234
61 2026-08-12 23:37 639221744107644868
42 ms 51.77.15.234
60 2026-08-12 23:22 639221735030187244
48 ms 51.77.15.234
59 2026-08-12 23:07 639221725815508109
2010 ms 51.77.15.234
58 2026-08-12 22:15 639221694790955973
2039 ms 51.77.15.234
57 2026-08-12 22:00 639221685562451720
16 ms 51.77.15.234
56 2026-08-12 21:44 639221676023655289
45 ms 51.77.15.234
55 2026-08-12 21:28 639221666449119409
129 ms 51.77.15.234
54 2026-08-12 20:37 639221635456432556
43 ms 51.77.15.234
53 2026-08-12 20:21 639221626313054202
42 ms 51.77.15.234
52 2026-08-12 20:06 639221617091958857
68 ms 51.77.15.234
51 2026-08-12 19:50 639221607786737151
42 ms 51.77.15.234
50 2026-08-12 18:59 639221576664330059
37 ms 51.77.15.234
49 2026-08-12 18:43 639221567514216674
54 ms 51.77.15.234
48 2026-08-12 18:28 639221558399762524
146 ms 51.77.15.234
47 2026-08-12 18:13 639221549052016282
42 ms 51.77.15.234
46 2026-08-12 17:21 639221517673834934
134 ms 51.77.15.234
45 2026-08-12 17:05 639221508282311633
88 ms 51.77.15.234
44 2026-08-12 16:49 639221498786324983
131 ms 51.77.15.234
43 2026-08-12 16:33 639221489157589737
89 ms 51.77.15.234
42 2026-08-12 15:41 639221457655914645
82 ms 51.77.15.234
41 2026-08-12 15:25 639221448164090526
99 ms 51.77.15.234
40 2026-08-12 15:09 639221438725783630
51 ms 51.77.15.234
39 2026-08-12 14:53 639221429178071087
66 ms 51.77.15.234
38 2026-08-12 14:01 639221397761278719
62 ms 51.77.15.234
37 2026-08-12 13:45 639221388200567278
69 ms 51.77.15.234
36 2026-08-12 13:29 639221378483570949
56 ms 51.77.15.234
35 2026-08-12 13:13 639221368872360139
130 ms 51.77.15.234
34 2026-08-12 12:21 639221337226647415
52 ms 51.77.15.234
33 2026-08-12 12:05 639221327924087446
17 ms 51.77.15.234
32 2026-08-12 11:49 639221318096976375
36 ms 51.77.15.234
31 2026-08-12 11:33 639221308343145274
42 ms 51.77.15.234
30 2026-08-12 10:41 639221277089610470
58 ms 51.77.15.234
29 2026-08-12 10:25 639221267628136359
67 ms 51.77.15.234
28 2026-08-12 10:09 639221257907569952
66 ms 51.77.15.234
27 2026-08-12 09:53 639221248402420965
52 ms 51.77.15.234
26 2026-08-12 09:00 639221216797540533
32 ms 51.77.15.234
25 2026-08-12 08:44 639221207385792352
54 ms 51.77.15.234
24 2026-08-12 08:29 639221198078534844
17 ms 51.77.15.234
23 2026-08-12 08:13 639221188677585577
42 ms 51.77.15.234
22 2026-08-12 07:20 639221157276484143
41 ms 51.77.15.234
21 2026-08-12 07:04 639221147876262183
69 ms 51.77.15.234
20 2026-08-12 06:49 639221138388812469
38 ms 51.77.15.234
19 2026-08-12 06:33 639221128987381118
40 ms 51.77.15.234
18 2026-08-12 05:41 639221097816416095
2025 ms 51.77.15.234
17 2026-08-12 05:25 639221088508065616
20 ms 51.77.15.234
16 2026-08-12 05:10 639221079092308503
61 ms 51.77.15.234
15 2026-08-12 04:54 639221069595873597
48 ms 51.77.15.234
14 2026-08-12 04:02 639221038601577496
2528 ms 51.77.15.234
13 2026-08-12 03:47 639221029533901299
42 ms 51.77.15.234
12 2026-08-12 03:32 639221020333828965
66 ms 51.77.15.234
11 2026-08-12 03:17 639221011110510484
2056 ms 51.77.15.234
10 2026-08-12 02:25 639220979815209769
71 ms 51.77.15.234
9 2026-08-12 02:10 639220970971410921
50 ms 51.77.15.234
8 2026-08-12 01:55 639220961848982361
7 ms 51.77.15.234
7 2026-08-12 01:40 639220952784591501
39 ms 51.77.15.234
6 2026-08-12 01:25 639220943893596731
26 ms 51.77.15.234
5 2026-08-12 01:10 639220934954704520
41 ms 51.77.15.234
4 2026-08-12 00:55 639220925792457751
40 ms 51.77.15.234
3 2026-08-12 00:40 639220916610063538
29 ms 51.77.15.234
2 2026-08-12 00:24 639220907229361754
29 ms 51.77.15.234
1 2026-08-12 00:09 639220897896762127
68 ms 51.77.15.234