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 2026-08-25. For this date, NameServerHistory found 40 DNS check records, 40 successful responses, 0 failed responses, and 336 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

40

Historical checks stored for this nameserver on selected date

Average Latency

336 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 13:40

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

40

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 2026-08-25 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
40 2026-08-25 13:40 639232618360728578
23 ms 51.77.15.234
39 2026-08-25 13:23 639232608016476376
2046 ms 51.77.15.234
38 2026-08-25 13:06 639232597643611557
71 ms 51.77.15.234
37 2026-08-25 12:48 639232587225721862
36 ms 51.77.15.234
36 2026-08-25 12:31 639232576780683689
163 ms 51.77.15.234
35 2026-08-25 12:13 639232566381512620
2031 ms 51.77.15.234
34 2026-08-25 11:56 639232556111768563
66 ms 51.77.15.234
33 2026-08-25 11:39 639232545839529039
47 ms 51.77.15.234
32 2026-08-25 11:22 639232535349285207
58 ms 51.77.15.234
31 2026-08-25 11:04 639232524938080723
185 ms 51.77.15.234
30 2026-08-25 10:11 639232492740373468
48 ms 51.77.15.234
29 2026-08-25 09:53 639232482235303141
56 ms 51.77.15.234
28 2026-08-25 09:36 639232471861770303
47 ms 51.77.15.234
27 2026-08-25 09:19 639232461630217327
365 ms 51.77.15.234
26 2026-08-25 09:02 639232451282965990
33 ms 51.77.15.234
25 2026-08-25 08:44 639232440814614938
40 ms 51.77.15.234
24 2026-08-25 08:27 639232430410720425
276 ms 51.77.15.234
23 2026-08-25 08:10 639232420003096185
95 ms 51.77.15.234
22 2026-08-25 07:52 639232409467287444
62 ms 51.77.15.234
21 2026-08-25 07:35 639232399077195997
47 ms 51.77.15.234
20 2026-08-25 07:17 639232388731528337
22 ms 51.77.15.234
19 2026-08-25 07:00 639232378288598612
47 ms 51.77.15.234
18 2026-08-25 06:06 639232346196373643
68 ms 51.77.15.234
17 2026-08-25 05:50 639232336112370741
89 ms 51.77.15.234
16 2026-08-25 05:33 639232326146508970
160 ms 51.77.15.234
15 2026-08-25 05:16 639232316189381720
2042 ms 51.77.15.234
14 2026-08-25 05:00 639232306217998913
52 ms 51.77.15.234
13 2026-08-25 04:43 639232296255744174
43 ms 51.77.15.234
12 2026-08-25 04:26 639232286095760789
54 ms 51.77.15.234
11 2026-08-25 04:10 639232276086186273
214 ms 51.77.15.234
10 2026-08-25 03:53 639232265900986425
47 ms 51.77.15.234
9 2026-08-25 03:36 639232255723518075
163 ms 51.77.15.234
8 2026-08-25 03:19 639232245484452890
45 ms 51.77.15.234
7 2026-08-25 03:01 639232235157175331
123 ms 51.77.15.234
6 2026-08-25 02:08 639232203197189095
291 ms 51.77.15.234
5 2026-08-25 01:51 639232192844564298
45 ms 51.77.15.234
4 2026-08-25 01:34 639232182496008942
35 ms 51.77.15.234
3 2026-08-25 01:16 639232172197053132
19 ms 51.77.15.234
2 2026-08-25 00:23 639232140250307418
4045 ms 51.77.15.234
1 2026-08-25 00:06 639232129927860324
42 ms 51.77.15.234