DNS response history for ns1.yukokai.jp

ns1.yukokai.jp 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 2026-08-24. For this date, NameServerHistory found 21 DNS check records, 21 successful responses, 0 failed responses, and 294 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.yukokai.jp.
Records on Selected Date

21

Historical checks stored for this nameserver on selected date

Average Latency

294 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 08:42

All timestamps shown in UTC

Latest Resolved IP on Selected Date

153.123.9.72

Most recently resolved hosting IP on selected date

Successful Responses

21

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.yukokai.jp

Showing DNS history for 2026-08-24 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
21 2026-08-24 08:42 639231569810702936
846 ms 153.123.9.72
20 2026-08-24 08:25 639231559762411619
4 ms 153.123.9.72
19 2026-08-24 08:09 639231549663595407
271 ms 153.123.9.72
18 2026-08-24 07:16 639231518076817246
3 ms 153.123.9.72
17 2026-08-24 07:00 639231508078650885
3 ms 153.123.9.72
16 2026-08-24 06:43 639231498210697093
4 ms 153.123.9.72
15 2026-08-24 06:26 639231488109699360
535 ms 153.123.9.72
14 2026-08-24 05:34 639231456772510692
269 ms 153.123.9.72
13 2026-08-24 05:18 639231447084631185
3 ms 153.123.9.72
12 2026-08-24 05:01 639231437208519473
535 ms 153.123.9.72
11 2026-08-24 04:45 639231427209627490
561 ms 153.123.9.72
10 2026-08-24 03:52 639231395791246644
533 ms 153.123.9.72
9 2026-08-24 03:36 639231386075551458
2 ms 153.123.9.72
8 2026-08-24 03:20 639231376208713791
332 ms 153.123.9.72
7 2026-08-24 03:03 639231366170589276
7 ms 153.123.9.72
6 2026-08-24 02:11 639231334732159368
550 ms 153.123.9.72
5 2026-08-24 01:54 639231325035670078
7 ms 153.123.9.72
4 2026-08-24 01:38 639231315132253837
578 ms 153.123.9.72
3 2026-08-24 01:21 639231305014280808
564 ms 153.123.9.72
2 2026-08-24 00:29 639231273779380675
558 ms 153.123.9.72
1 2026-08-24 00:13 639231264180839154
3 ms 153.123.9.72