DNS response history for ns1.derekoleary.net

ns1.derekoleary.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 2026-08-25. For this date, NameServerHistory found 28 DNS check records, 28 successful responses, 0 failed responses, and 526 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.derekoleary.net.
Records on Selected Date

28

Historical checks stored for this nameserver on selected date

Average Latency

526 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 09:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

221.121.139.169

Most recently resolved hosting IP on selected date

Successful Responses

28

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.derekoleary.net

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
28 2026-08-25 09:46 639232471861770303
5 ms 221.121.139.169
27 2026-08-25 09:29 639232461630217327
521 ms 221.121.139.169
26 2026-08-25 09:12 639232451282965990
523 ms 221.121.139.169
25 2026-08-25 08:54 639232440814614938
525 ms 221.121.139.169
24 2026-08-25 08:37 639232430410720425
2359 ms 221.121.139.169
23 2026-08-25 08:20 639232420003096185
357 ms 221.121.139.169
22 2026-08-25 08:02 639232409467287444
259 ms 221.121.139.169
21 2026-08-25 07:45 639232399077195997
516 ms 221.121.139.169
20 2026-08-25 07:27 639232388731528337
272 ms 221.121.139.169
19 2026-08-25 07:10 639232378288598612
523 ms 221.121.139.169
18 2026-08-25 06:16 639232346196373643
261 ms 221.121.139.169
17 2026-08-25 05:59 639232336112370741
517 ms 221.121.139.169
16 2026-08-25 05:43 639232326146508970
2007 ms 221.121.139.169
15 2026-08-25 05:26 639232316189381720
514 ms 221.121.139.169
14 2026-08-25 05:10 639232306217998913
515 ms 221.121.139.169
13 2026-08-25 04:53 639232296255744174
520 ms 221.121.139.169
12 2026-08-25 04:36 639232286095760789
328 ms 221.121.139.169
11 2026-08-25 04:19 639232276086186273
523 ms 221.121.139.169
10 2026-08-25 04:03 639232265900986425
261 ms 221.121.139.169
9 2026-08-25 03:46 639232255723518075
514 ms 221.121.139.169
8 2026-08-25 03:29 639232245484452890
513 ms 221.121.139.169
7 2026-08-25 03:11 639232235157175331
279 ms 221.121.139.169
6 2026-08-25 02:18 639232203197189095
313 ms 221.121.139.169
5 2026-08-25 02:01 639232192844564298
513 ms 221.121.139.169
4 2026-08-25 01:44 639232182496008942
256 ms 221.121.139.169
3 2026-08-25 01:26 639232172197053132
516 ms 221.121.139.169
2 2026-08-25 00:33 639232140250307418
525 ms 221.121.139.169
1 2026-08-25 00:16 639232129927860324
3 ms 221.121.139.169