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 2026-08-16. For this date, NameServerHistory found 61 DNS check records, 61 successful responses, 0 failed responses, and 406 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

61

Historical checks stored for this nameserver on selected date

Average Latency

406 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-16 23:56

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

61

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 2026-08-16 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
61 2026-08-16 23:56 639225207490611656
324 ms 49.212.196.108
60 2026-08-16 23:40 639225198045815385
313 ms 49.212.196.108
59 2026-08-16 22:48 639225166825544741
2163 ms 49.212.196.108
58 2026-08-16 22:32 639225157549461269
314 ms 49.212.196.108
57 2026-08-16 22:17 639225147914556308
324 ms 49.212.196.108
56 2026-08-16 22:01 639225138472322960
310 ms 49.212.196.108
55 2026-08-16 21:09 639225107211236826
321 ms 49.212.196.108
54 2026-08-16 20:53 639225097684457510
303 ms 49.212.196.108
53 2026-08-16 20:37 639225087942913396
330 ms 49.212.196.108
52 2026-08-16 20:21 639225078238684183
326 ms 49.212.196.108
51 2026-08-16 19:28 639225046944151094
312 ms 49.212.196.108
50 2026-08-16 19:13 639225037234857231
323 ms 49.212.196.108
49 2026-08-16 18:56 639225027423459920
317 ms 49.212.196.108
48 2026-08-16 18:40 639225017891613027
324 ms 49.212.196.108
47 2026-08-16 17:47 639224986298183527
315 ms 49.212.196.108
46 2026-08-16 17:32 639224976567107023
310 ms 49.212.196.108
45 2026-08-16 17:15 639224966709723386
356 ms 49.212.196.108
44 2026-08-16 16:59 639224957175756942
337 ms 49.212.196.108
43 2026-08-16 16:07 639224925782379869
347 ms 49.212.196.108
42 2026-08-16 15:51 639224916429532459
434 ms 49.212.196.108
41 2026-08-16 15:35 639224906878325623
436 ms 49.212.196.108
40 2026-08-16 15:19 639224897258974385
323 ms 49.212.196.108
39 2026-08-16 14:27 639224866169532828
303 ms 49.212.196.108
38 2026-08-16 14:11 639224856561831915
9 ms 49.212.196.108
37 2026-08-16 13:55 639224846830897794
324 ms 49.212.196.108
36 2026-08-16 13:39 639224836975863283
326 ms 49.212.196.108
35 2026-08-16 12:46 639224804985340946
333 ms 49.212.196.108
34 2026-08-16 12:30 639224795567782333
309 ms 49.212.196.108
33 2026-08-16 12:14 639224785914225250
326 ms 49.212.196.108
32 2026-08-16 11:58 639224776383854998
310 ms 49.212.196.108
31 2026-08-16 11:05 639224744252113993
305 ms 49.212.196.108
30 2026-08-16 10:48 639224734238905542
310 ms 49.212.196.108
29 2026-08-16 10:32 639224724335031221
324 ms 49.212.196.108
28 2026-08-16 10:15 639224714475244430
320 ms 49.212.196.108
27 2026-08-16 09:20 639224681063874153
4 ms 49.212.196.108
26 2026-08-16 09:03 639224671038956665
308 ms 49.212.196.108
25 2026-08-16 08:46 639224661079806122
321 ms 49.212.196.108
24 2026-08-16 08:30 639224651169993038
333 ms 49.212.196.108
23 2026-08-16 07:35 639224618882283050
320 ms 49.212.196.108
22 2026-08-16 07:19 639224609519965372
577 ms 49.212.196.108
21 2026-08-16 07:04 639224599969658888
312 ms 49.212.196.108
20 2026-08-16 06:48 639224590360343307
158 ms 49.212.196.108
19 2026-08-16 05:55 639224558901831832
186 ms 49.212.196.108
18 2026-08-16 05:40 639224549678210576
309 ms 49.212.196.108
17 2026-08-16 05:24 639224540433420642
316 ms 49.212.196.108
16 2026-08-16 05:09 639224531046032443
313 ms 49.212.196.108
15 2026-08-16 04:16 639224499638024410
305 ms 49.212.196.108
14 2026-08-16 04:01 639224490358783451
159 ms 49.212.196.108
13 2026-08-16 03:45 639224481111410545
593 ms 49.212.196.108
12 2026-08-16 03:30 639224471809153772
2304 ms 49.212.196.108
11 2026-08-16 02:37 639224440124457324
431 ms 49.212.196.108
10 2026-08-16 02:22 639224430921105721
5 ms 49.212.196.108
9 2026-08-16 02:06 639224421455433103
323 ms 49.212.196.108
8 2026-08-16 01:50 639224412089740331
320 ms 49.212.196.108
7 2026-08-16 01:35 639224403168392868
281 ms 49.212.196.108
6 2026-08-16 01:20 639224393856251387
2340 ms 49.212.196.108
5 2026-08-16 01:04 639224384677141438
313 ms 49.212.196.108
4 2026-08-16 00:49 639224375597986398
303 ms 49.212.196.108
3 2026-08-16 00:34 639224366430296466
303 ms 49.212.196.108
2 2026-08-16 00:18 639224357218176789
364 ms 49.212.196.108
1 2026-08-16 00:03 639224347685767174
320 ms 49.212.196.108