DNS response history for ns1.joshi-bu.jp

ns1.joshi-bu.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 50 DNS check records, 50 successful responses, 0 failed responses, and 288 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.joshi-bu.jp.
Records on Selected Date

50

Historical checks stored for this nameserver on selected date

Average Latency

288 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 21:04

All timestamps shown in UTC

Latest Resolved IP on Selected Date

203.137.115.15

Most recently resolved hosting IP on selected date

Successful Responses

50

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.joshi-bu.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
50 2026-08-24 21:04 639232014356623395
504 ms 203.137.115.15
49 2026-08-24 20:46 639232004177831322
238 ms 203.137.115.15
48 2026-08-24 20:29 639231993997863976
274 ms 203.137.115.15
47 2026-08-24 20:12 639231983967363696
5 ms 203.137.115.15
46 2026-08-24 19:20 639231952257842845
4 ms 203.137.115.15
45 2026-08-24 19:03 639231942277816756
6 ms 203.137.115.15
44 2026-08-24 18:46 639231932094180724
4 ms 203.137.115.15
43 2026-08-24 18:29 639231922041034838
511 ms 203.137.115.15
42 2026-08-24 17:36 639231890488117536
494 ms 203.137.115.15
41 2026-08-24 17:20 639231880574255543
514 ms 203.137.115.15
40 2026-08-24 17:03 639231870418029045
4 ms 203.137.115.15
39 2026-08-24 16:46 639231860258429562
3 ms 203.137.115.15
38 2026-08-24 15:53 639231828211839931
241 ms 203.137.115.15
37 2026-08-24 15:36 639231818080917481
507 ms 203.137.115.15
36 2026-08-24 15:19 639231807961539652
4 ms 203.137.115.15
35 2026-08-24 15:02 639231797631669865
252 ms 203.137.115.15
34 2026-08-24 14:09 639231765923559455
24 ms 203.137.115.15
33 2026-08-24 13:52 639231755868832964
5 ms 203.137.115.15
32 2026-08-24 13:35 639231745628278877
253 ms 203.137.115.15
31 2026-08-24 13:18 639231735407682062
502 ms 203.137.115.15
30 2026-08-24 12:25 639231703815441688
490 ms 203.137.115.15
29 2026-08-24 12:09 639231693747052549
3 ms 203.137.115.15
28 2026-08-24 11:52 639231683712487276
513 ms 203.137.115.15
27 2026-08-24 11:35 639231673513573868
246 ms 203.137.115.15
26 2026-08-24 10:42 639231641791249939
511 ms 203.137.115.15
25 2026-08-24 10:26 639231631866211033
255 ms 203.137.115.15
24 2026-08-24 10:09 639231621644955316
489 ms 203.137.115.15
23 2026-08-24 09:52 639231611478799259
501 ms 203.137.115.15
22 2026-08-24 08:59 639231579923718211
496 ms 203.137.115.15
21 2026-08-24 08:42 639231569810702936
495 ms 203.137.115.15
20 2026-08-24 08:25 639231559762411619
279 ms 203.137.115.15
19 2026-08-24 08:09 639231549663595407
248 ms 203.137.115.15
18 2026-08-24 07:16 639231518076817246
488 ms 203.137.115.15
17 2026-08-24 07:00 639231508078650885
501 ms 203.137.115.15
16 2026-08-24 06:43 639231498210697093
3 ms 203.137.115.15
15 2026-08-24 06:26 639231488109699360
498 ms 203.137.115.15
14 2026-08-24 05:34 639231456772510692
14 ms 203.137.115.15
13 2026-08-24 05:17 639231447084631185
481 ms 203.137.115.15
12 2026-08-24 05:01 639231437208519473
491 ms 203.137.115.15
11 2026-08-24 04:44 639231427209627490
3 ms 203.137.115.15
10 2026-08-24 03:52 639231395791246644
2032 ms 203.137.115.15
9 2026-08-24 03:36 639231386075551458
236 ms 203.137.115.15
8 2026-08-24 03:20 639231376208713791
3 ms 203.137.115.15
7 2026-08-24 03:03 639231366170589276
504 ms 203.137.115.15
6 2026-08-24 02:10 639231334732159368
4 ms 203.137.115.15
5 2026-08-24 01:54 639231325035670078
7 ms 203.137.115.15
4 2026-08-24 01:38 639231315132253837
234 ms 203.137.115.15
3 2026-08-24 01:21 639231305014280808
2 ms 203.137.115.15
2 2026-08-24 00:29 639231273779380675
3 ms 203.137.115.15
1 2026-08-24 00:13 639231264180839154
3 ms 203.137.115.15