DNS response history for ns2.opensdncore.org

ns2.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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 72 successful responses, 2 failed responses, and 278 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 ns2.opensdncore.org.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

278 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:53

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

72

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns2.opensdncore.org

Showing DNS history for 2026-08-22 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
74 2026-08-22 23:53 639230391807229016
36 ms 51.77.15.234
73 2026-08-22 23:37 639230382051619327
51 ms 51.77.15.234
72 2026-08-22 23:20 639230372323353529
27 ms 51.77.15.234
71 2026-08-22 23:04 639230362586451064
2165 ms 51.77.15.234
70 2026-08-22 22:48 639230352793666303
3 ms 51.77.15.234
69 2026-08-22 22:31 639230342775737758
91 ms 51.77.15.234
68 2026-08-22 22:14 639230332639939561
38 ms 51.77.15.234
67 2026-08-22 21:22 639230301014190104
4028 ms 51.77.15.234
66 2026-08-22 21:05 639230291048161498
36 ms 51.77.15.234
65 2026-08-22 20:48 639230280894353664
35 ms 51.77.15.234
64 2026-08-22 20:31 639230270699419073
17 ms 51.77.15.234
63 2026-08-22 20:14 639230260248163050
60 ms 51.77.15.234
62 2026-08-22 19:57 639230250122494282
2011 ms 51.77.15.234
61 2026-08-22 19:40 639230239972935046
46 ms 51.77.15.234
60 2026-08-22 19:23 639230229963262464
23 ms 51.77.15.234
59 2026-08-22 19:06 639230220033804658
49 ms 51.77.15.234
58 2026-08-22 18:50 639230209891107289
42 ms 51.77.15.234
57 2026-08-22 18:32 639230199630298717
102 ms 51.77.15.234
56 2026-08-22 18:15 639230189301984150
46 ms 51.77.15.234
55 2026-08-22 17:22 639230157138468804
104 ms 51.77.15.234
54 2026-08-22 17:05 639230146987869495
44 ms 51.77.15.234
53 2026-08-22 16:48 639230136768638516
27 ms 51.77.15.234
52 2026-08-22 16:31 639230126735907877
10 ms 51.77.15.234
51 2026-08-22 16:14 639230116551187768
15 ms 51.77.15.234
50 2026-08-22 15:57 639230106335615913
42 ms 51.77.15.234
49 2026-08-22 15:40 639230096177758176
48 ms 51.77.15.234
48 2026-08-22 15:23 639230086185999993
47 ms 51.77.15.234
47 2026-08-22 15:07 639230076247854903
22 ms 51.77.15.234
46 2026-08-22 14:50 639230066076077530
2256 ms 51.77.15.234
45 2026-08-22 14:33 639230055738197328
62 ms 51.77.15.234
44 2026-08-22 14:15 639230045411225521
2054 ms 51.77.15.234
43 2026-08-22 13:22 639230013046000470
67 ms 51.77.15.234
42 2026-08-22 13:05 639230003090037878
44 ms 51.77.15.234
41 2026-08-22 12:48 639229993008259475
273 ms 51.77.15.234
40 2026-08-22 12:31 639229982909449470
106 ms 51.77.15.234
39 2026-08-22 12:15 639229973035502212
21 ms 51.77.15.234
38 2026-08-22 11:58 639229963064296145
46 ms 51.77.15.234
37 2026-08-22 11:42 639229952996162143
42 ms 51.77.15.234
36 2026-08-22 11:25 639229943051949195
43 ms 51.77.15.234
35 2026-08-22 11:08 639229932919214934
9 ms 51.77.15.234
34 2026-08-22 10:51 639229922745889838
65 ms 51.77.15.234
33 2026-08-22 10:34 639229912587214796
47 ms 51.77.15.234
32 2026-08-22 10:17 639229902240004454
178 ms 51.77.15.234
31 2026-08-22 09:24 639229870800501662
40 ms 51.77.15.234
30 2026-08-22 09:08 639229861058384956
2039 ms 51.77.15.234
29 2026-08-22 08:52 639229851158592604
12 ms 51.77.15.234
28 2026-08-22 08:36 639229841475569629
40 ms 51.77.15.234
27 2026-08-22 08:20 639229831887658471
37 ms 51.77.15.234
26 2026-08-22 08:03 639229822043670346
18 ms 51.77.15.234
25 2026-08-22 07:47 639229812327913936
10 ms 51.77.15.234
24 2026-08-22 07:31 639229802629488686
16 ms 51.77.15.234
23 2026-08-22 07:15 639229793051447309
114 ms 51.77.15.234
22 2026-08-22 06:59 639229783303531961
37 ms 51.77.15.234
21 2026-08-22 06:42 639229773458051942
172 ms 51.77.15.234
20 2026-08-22 06:25 639229763373848056
164 ms 51.77.15.234
19 2026-08-22 05:33 639229732140622809
41 ms 51.77.15.234
18 2026-08-22 05:18 639229722699695967
20 ms 51.77.15.234
17 2026-08-22 05:02 639229713097498075
30 ms 51.77.15.234
16 2026-08-22 04:46 639229703543969637
8 ms 51.77.15.234
15 2026-08-22 04:30 639229693970392873
16 ms 51.77.15.234
14 2026-08-22 04:14 639229684277329469
102 ms 51.77.15.234
13 2026-08-22 03:57 639229674501596661
9 ms 51.77.15.234
12 2026-08-22 03:41 639229665064441147
2014 ms 51.77.15.234
11 2026-08-22 03:26 639229655507536872
-
10 2026-08-22 03:09 639229645849603111
7 ms 51.77.15.234
9 2026-08-22 02:53 639229636090497453
8 ms 51.77.15.234
8 2026-08-22 02:36 639229625978544281
85 ms 51.77.15.234
7 2026-08-22 01:44 639229594644662176
36 ms 51.77.15.234
6 2026-08-22 01:28 639229585214633065
186 ms 51.77.15.234
5 2026-08-22 01:12 639229575581042175
22 ms 51.77.15.234
4 2026-08-22 00:56 639229565912268962
44 ms 51.77.15.234
3 2026-08-22 00:40 639229556237813203
56 ms 51.77.15.234
2 2026-08-22 00:24 639229546625802518
48 ms 51.77.15.234
1 2026-08-22 00:08 639229537172016621
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