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 2026-08-10. For this date, NameServerHistory found 81 DNS check records, 81 successful responses, 0 failed responses, and 342 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

81

Historical checks stored for this nameserver on selected date

Average Latency

342 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:48

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

81

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 2026-08-10 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
81 2026-08-10 23:48 639220018272941900
313 ms 49.212.196.108
80 2026-08-10 23:33 639220009109892969
347 ms 49.212.196.108
79 2026-08-10 23:18 639220000040489788
324 ms 49.212.196.108
78 2026-08-10 23:03 639219991197135747
2 ms 49.212.196.108
77 2026-08-10 22:48 639219982104540014
2 ms 49.212.196.108
76 2026-08-10 22:33 639219973150300215
2 ms 49.212.196.108
75 2026-08-10 22:18 639219964188486697
305 ms 49.212.196.108
74 2026-08-10 22:03 639219954995921784
305 ms 49.212.196.108
73 2026-08-10 21:47 639219945559908104
310 ms 49.212.196.108
72 2026-08-10 20:55 639219914137782273
315 ms 49.212.196.108
71 2026-08-10 20:40 639219904858355064
310 ms 49.212.196.108
70 2026-08-10 20:24 639219895655263396
313 ms 49.212.196.108
69 2026-08-10 20:09 639219886527091074
320 ms 49.212.196.108
68 2026-08-10 19:54 639219877343266628
157 ms 49.212.196.108
67 2026-08-10 19:38 639219868177358195
312 ms 49.212.196.108
66 2026-08-10 19:23 639219859159581515
168 ms 49.212.196.108
65 2026-08-10 19:08 639219850124020182
314 ms 49.212.196.108
64 2026-08-10 18:53 639219840940124840
323 ms 49.212.196.108
63 2026-08-10 18:38 639219831829876486
305 ms 49.212.196.108
62 2026-08-10 18:22 639219822587759143
304 ms 49.212.196.108
61 2026-08-10 18:07 639219813247114428
309 ms 49.212.196.108
60 2026-08-10 17:14 639219781959606396
2154 ms 49.212.196.108
59 2026-08-10 16:59 639219772658305431
151 ms 49.212.196.108
58 2026-08-10 16:43 639219763454523027
303 ms 49.212.196.108
57 2026-08-10 16:28 639219754279127815
556 ms 49.212.196.108
56 2026-08-10 16:12 639219745087467767
146 ms 49.212.196.108
55 2026-08-10 15:57 639219735900678107
147 ms 49.212.196.108
54 2026-08-10 15:42 639219726531461979
2260 ms 49.212.196.108
53 2026-08-10 15:26 639219717415222156
290 ms 49.212.196.108
52 2026-08-10 15:11 639219708266470863
300 ms 49.212.196.108
51 2026-08-10 14:56 639219699049479559
294 ms 49.212.196.108
50 2026-08-10 14:40 639219689775815194
153 ms 49.212.196.108
49 2026-08-10 14:25 639219680511810632
2148 ms 49.212.196.108
48 2026-08-10 13:32 639219648997191257
170 ms 49.212.196.108
47 2026-08-10 13:17 639219639938909436
308 ms 49.212.196.108
46 2026-08-10 13:02 639219630718286441
152 ms 49.212.196.108
45 2026-08-10 12:47 639219621472350410
6 ms 49.212.196.108
44 2026-08-10 12:31 639219612500421992
2163 ms 49.212.196.108
43 2026-08-10 12:16 639219603383833445
148 ms 49.212.196.108
42 2026-08-10 12:01 639219594143823358
308 ms 49.212.196.108
41 2026-08-10 11:46 639219585053166024
313 ms 49.212.196.108
40 2026-08-10 11:31 639219575885776644
269 ms 49.212.196.108
39 2026-08-10 11:15 639219566844532361
302 ms 49.212.196.108
38 2026-08-10 11:00 639219557705808294
154 ms 49.212.196.108
37 2026-08-10 10:45 639219548482688649
306 ms 49.212.196.108
36 2026-08-10 09:53 639219517492763539
317 ms 49.212.196.108
35 2026-08-10 09:39 639219508755773605
166 ms 49.212.196.108
34 2026-08-10 09:24 639219499852103863
307 ms 49.212.196.108
33 2026-08-10 09:09 639219490893714387
296 ms 49.212.196.108
32 2026-08-10 08:54 639219482299305521
149 ms 49.212.196.108
31 2026-08-10 08:40 639219473613114853
14 ms 49.212.196.108
30 2026-08-10 08:25 639219465061138643
9 ms 49.212.196.108
29 2026-08-10 08:11 639219456616129015
4 ms 49.212.196.108
28 2026-08-10 07:57 639219447974008557
309 ms 49.212.196.108
27 2026-08-10 07:43 639219439498255213
298 ms 49.212.196.108
26 2026-08-10 07:28 639219430664872256
2173 ms 49.212.196.108
25 2026-08-10 07:13 639219421757560037
151 ms 49.212.196.108
24 2026-08-10 06:22 639219390773218684
173 ms 49.212.196.108
23 2026-08-10 06:08 639219382205367722
336 ms 49.212.196.108
22 2026-08-10 05:53 639219373711937615
462 ms 49.212.196.108
21 2026-08-10 05:39 639219365088558404
223 ms 49.212.196.108
20 2026-08-10 05:25 639219356348833255
312 ms 49.212.196.108
19 2026-08-10 05:10 639219347860053478
351 ms 49.212.196.108
18 2026-08-10 04:56 639219339173195121
53 ms 49.212.196.108
17 2026-08-10 04:42 639219330642664669
33 ms 49.212.196.108
16 2026-08-10 04:28 639219322058698995
3 ms 49.212.196.108
15 2026-08-10 04:13 639219313564344199
335 ms 49.212.196.108
14 2026-08-10 03:59 639219304775113236
307 ms 49.212.196.108
13 2026-08-10 03:44 639219295706181119
45 ms 49.212.196.108
12 2026-08-10 02:52 639219264663923254
160 ms 49.212.196.108
11 2026-08-10 02:38 639219256015178099
3 ms 49.212.196.108
10 2026-08-10 02:24 639219247509540188
18 ms 49.212.196.108
9 2026-08-10 02:09 639219238999539092
252 ms 49.212.196.108
8 2026-08-10 01:55 639219230498823902
3 ms 49.212.196.108
7 2026-08-10 01:41 639219221706460911
410 ms 49.212.196.108
6 2026-08-10 01:26 639219212930606887
278 ms 49.212.196.108
5 2026-08-10 01:12 639219204307908525
301 ms 49.212.196.108
4 2026-08-10 00:57 639219195720181470
172 ms 49.212.196.108
3 2026-08-10 00:43 639219186898174002
3 ms 49.212.196.108
2 2026-08-10 00:28 639219178004946976
149 ms 49.212.196.108
1 2026-08-10 00:13 639219168958805474
306 ms 49.212.196.108