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 2026-08-17. For this date, NameServerHistory found 72 DNS check records, 72 successful responses, 0 failed responses, and 381 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

72

Historical checks stored for this nameserver on selected date

Average Latency

381 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 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

72

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 2026-08-17 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
72 2026-08-17 23:58 639226072268080268
310 ms 49.212.196.108
71 2026-08-17 23:41 639226062577647657
320 ms 49.212.196.108
70 2026-08-17 22:49 639226031060857136
156 ms 49.212.196.108
69 2026-08-17 22:33 639226021535117364
4 ms 49.212.196.108
68 2026-08-17 22:17 639226011884237078
306 ms 49.212.196.108
67 2026-08-17 22:01 639226002309299142
385 ms 49.212.196.108
66 2026-08-17 21:45 639225992791784448
311 ms 49.212.196.108
65 2026-08-17 21:29 639225983045271390
604 ms 49.212.196.108
64 2026-08-17 21:13 639225973246293513
304 ms 49.212.196.108
63 2026-08-17 20:56 639225963620186236
316 ms 49.212.196.108
62 2026-08-17 20:40 639225953899183916
324 ms 49.212.196.108
61 2026-08-17 20:24 639225944391528206
16 ms 49.212.196.108
60 2026-08-17 20:08 639225934593254169
586 ms 49.212.196.108
59 2026-08-17 19:52 639225924669984512
312 ms 49.212.196.108
58 2026-08-17 18:59 639225893048561320
327 ms 49.212.196.108
57 2026-08-17 18:43 639225883481298424
304 ms 49.212.196.108
56 2026-08-17 18:27 639225873845394034
314 ms 49.212.196.108
55 2026-08-17 18:11 639225864216078662
5 ms 49.212.196.108
54 2026-08-17 17:55 639225854541857773
314 ms 49.212.196.108
53 2026-08-17 17:39 639225844733604072
304 ms 49.212.196.108
52 2026-08-17 17:22 639225835085229232
315 ms 49.212.196.108
51 2026-08-17 17:06 639225825349373981
321 ms 49.212.196.108
50 2026-08-17 16:50 639225815690604161
303 ms 49.212.196.108
49 2026-08-17 16:34 639225805952472306
311 ms 49.212.196.108
48 2026-08-17 16:17 639225796264729638
316 ms 49.212.196.108
47 2026-08-17 16:01 639225786326499329
294 ms 49.212.196.108
46 2026-08-17 15:08 639225754798130711
315 ms 49.212.196.108
45 2026-08-17 14:52 639225745123193922
306 ms 49.212.196.108
44 2026-08-17 14:36 639225735540597271
2415 ms 49.212.196.108
43 2026-08-17 14:20 639225725894857396
317 ms 49.212.196.108
42 2026-08-17 14:04 639225716249606913
261 ms 49.212.196.108
41 2026-08-17 13:48 639225706638238179
315 ms 49.212.196.108
40 2026-08-17 13:32 639225696949691423
303 ms 49.212.196.108
39 2026-08-17 13:16 639225687286186336
306 ms 49.212.196.108
38 2026-08-17 13:00 639225677679573133
311 ms 49.212.196.108
37 2026-08-17 12:44 639225667957861024
313 ms 49.212.196.108
36 2026-08-17 12:27 639225658298791618
2278 ms 49.212.196.108
35 2026-08-17 12:11 639225648583652785
440 ms 49.212.196.108
34 2026-08-17 11:19 639225617000524308
306 ms 49.212.196.108
33 2026-08-17 11:03 639225607668541600
305 ms 49.212.196.108
32 2026-08-17 10:47 639225598117279238
313 ms 49.212.196.108
31 2026-08-17 10:31 639225588751002710
321 ms 49.212.196.108
30 2026-08-17 10:16 639225579295831051
304 ms 49.212.196.108
29 2026-08-17 10:00 639225569761469940
313 ms 49.212.196.108
28 2026-08-17 09:44 639225560161422333
305 ms 49.212.196.108
27 2026-08-17 09:28 639225550739955565
317 ms 49.212.196.108
26 2026-08-17 09:12 639225541125222426
323 ms 49.212.196.108
25 2026-08-17 08:56 639225531526675983
13 ms 49.212.196.108
24 2026-08-17 08:40 639225521915528222
315 ms 49.212.196.108
23 2026-08-17 08:24 639225512148151789
320 ms 49.212.196.108
22 2026-08-17 07:31 639225480786142412
320 ms 49.212.196.108
21 2026-08-17 07:16 639225471394348551
313 ms 49.212.196.108
20 2026-08-17 07:00 639225462031685068
432 ms 49.212.196.108
19 2026-08-17 06:44 639225452639458328
313 ms 49.212.196.108
18 2026-08-17 06:29 639225443300966543
303 ms 49.212.196.108
17 2026-08-17 06:13 639225433880499379
332 ms 49.212.196.108
16 2026-08-17 05:58 639225424395198277
308 ms 49.212.196.108
15 2026-08-17 05:42 639225414744137487
2272 ms 49.212.196.108
14 2026-08-17 05:26 639225405186783164
164 ms 49.212.196.108
13 2026-08-17 05:10 639225395563669822
320 ms 49.212.196.108
12 2026-08-17 04:53 639225386076645158
321 ms 49.212.196.108
11 2026-08-17 04:38 639225376620669704
5 ms 49.212.196.108
10 2026-08-17 03:46 639225345580892706
313 ms 49.212.196.108
9 2026-08-17 03:30 639225336207383710
319 ms 49.212.196.108
8 2026-08-17 03:15 639225326726565001
423 ms 49.212.196.108
7 2026-08-17 02:59 639225317249271010
422 ms 49.212.196.108
6 2026-08-17 02:07 639225286280886044
274 ms 49.212.196.108
5 2026-08-17 01:52 639225276872567548
278 ms 49.212.196.108
4 2026-08-17 01:36 639225267353865348
320 ms 49.212.196.108
3 2026-08-17 01:20 639225258033914248
322 ms 49.212.196.108
2 2026-08-17 00:28 639225226652221583
29 ms 49.212.196.108
1 2026-08-17 00:12 639225217156387684
319 ms 49.212.196.108