DNS response history for ns.a-button.jp

ns.a-button.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 2026-08-12. For this date, NameServerHistory found 62 DNS check records, 62 successful responses, 0 failed responses, and 430 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 ns.a-button.jp.
Records on Selected Date

62

Historical checks stored for this nameserver on selected date

Average Latency

430 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

49.212.196.108

Most recently resolved hosting IP on selected date

Successful Responses

62

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 ns.a-button.jp

Showing DNS history for 2026-08-12 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
62 2026-08-12 23:58 639221753022017039
178 ms 49.212.196.108
61 2026-08-12 23:43 639221744107644868
186 ms 49.212.196.108
60 2026-08-12 23:28 639221735030187244
4253 ms 49.212.196.108
59 2026-08-12 23:13 639221725815508109
173 ms 49.212.196.108
58 2026-08-12 22:22 639221694790955973
382 ms 49.212.196.108
57 2026-08-12 22:06 639221685562451720
158 ms 49.212.196.108
56 2026-08-12 21:50 639221676023655289
438 ms 49.212.196.108
55 2026-08-12 21:35 639221666449119409
159 ms 49.212.196.108
54 2026-08-12 20:43 639221635456432556
440 ms 49.212.196.108
53 2026-08-12 20:27 639221626313054202
168 ms 49.212.196.108
52 2026-08-12 20:12 639221617091958857
325 ms 49.212.196.108
51 2026-08-12 19:57 639221607786737151
314 ms 49.212.196.108
50 2026-08-12 19:05 639221576664330059
172 ms 49.212.196.108
49 2026-08-12 18:49 639221567514216674
441 ms 49.212.196.108
48 2026-08-12 18:34 639221558399762524
284 ms 49.212.196.108
47 2026-08-12 18:19 639221549052016282
344 ms 49.212.196.108
46 2026-08-12 17:26 639221517673834934
3 ms 49.212.196.108
45 2026-08-12 17:11 639221508282311633
322 ms 49.212.196.108
44 2026-08-12 16:55 639221498786324983
158 ms 49.212.196.108
43 2026-08-12 16:39 639221489157589737
2287 ms 49.212.196.108
42 2026-08-12 15:46 639221457655914645
156 ms 49.212.196.108
41 2026-08-12 15:30 639221448164090526
315 ms 49.212.196.108
40 2026-08-12 15:15 639221438725783630
312 ms 49.212.196.108
39 2026-08-12 14:59 639221429178071087
429 ms 49.212.196.108
38 2026-08-12 14:06 639221397761278719
10 ms 49.212.196.108
37 2026-08-12 13:51 639221388200567278
320 ms 49.212.196.108
36 2026-08-12 13:34 639221378483570949
451 ms 49.212.196.108
35 2026-08-12 13:18 639221368872360139
321 ms 49.212.196.108
34 2026-08-12 12:25 639221337226647415
320 ms 49.212.196.108
33 2026-08-12 12:10 639221327924087446
3 ms 49.212.196.108
32 2026-08-12 11:54 639221318096976375
536 ms 49.212.196.108
31 2026-08-12 11:37 639221308343145274
428 ms 49.212.196.108
30 2026-08-12 10:45 639221277089610470
334 ms 49.212.196.108
29 2026-08-12 10:29 639221267628136359
2180 ms 49.212.196.108
28 2026-08-12 10:14 639221257907569952
318 ms 49.212.196.108
27 2026-08-12 09:57 639221248402420965
313 ms 49.212.196.108
26 2026-08-12 09:04 639221216797540533
337 ms 49.212.196.108
25 2026-08-12 08:49 639221207385792352
315 ms 49.212.196.108
24 2026-08-12 08:33 639221198078534844
321 ms 49.212.196.108
23 2026-08-12 08:18 639221188677585577
311 ms 49.212.196.108
22 2026-08-12 07:26 639221157276484143
319 ms 49.212.196.108
21 2026-08-12 07:10 639221147876262183
326 ms 49.212.196.108
20 2026-08-12 06:54 639221138388812469
302 ms 49.212.196.108
19 2026-08-12 06:39 639221128987381118
324 ms 49.212.196.108
18 2026-08-12 05:47 639221097816416095
3 ms 49.212.196.108
17 2026-08-12 05:31 639221088508065616
2 ms 49.212.196.108
16 2026-08-12 05:15 639221079092308503
320 ms 49.212.196.108
15 2026-08-12 05:00 639221069595873597
319 ms 49.212.196.108
14 2026-08-12 04:08 639221038601577496
2 ms 49.212.196.108
13 2026-08-12 03:53 639221029533901299
313 ms 49.212.196.108
12 2026-08-12 03:37 639221020333828965
330 ms 49.212.196.108
11 2026-08-12 03:22 639221011110510484
323 ms 49.212.196.108
10 2026-08-12 02:30 639220979815209769
474 ms 49.212.196.108
9 2026-08-12 02:15 639220970971410921
3 ms 49.212.196.108
8 2026-08-12 02:00 639220961848982361
3 ms 49.212.196.108
7 2026-08-12 01:45 639220952784591501
2270 ms 49.212.196.108
6 2026-08-12 01:30 639220943893596731
315 ms 49.212.196.108
5 2026-08-12 01:15 639220934954704520
448 ms 49.212.196.108
4 2026-08-12 01:00 639220925792457751
331 ms 49.212.196.108
3 2026-08-12 00:44 639220916610063538
304 ms 49.212.196.108
2 2026-08-12 00:29 639220907229361754
171 ms 49.212.196.108
1 2026-08-12 00:13 639220897896762127
267 ms 49.212.196.108