DNS response history for m22.coreserver.jp

m22.coreserver.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 2026-08-21. For this date, NameServerHistory found 72 DNS check records, 70 successful responses, 2 failed responses, and 290 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 m22.coreserver.jp.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

290 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

202.172.26.23

Most recently resolved hosting IP on selected date

Successful Responses

70

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for m22.coreserver.jp

Showing DNS history for 2026-08-21 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 2026-08-21 23:47 639229527598660841
18 ms 202.172.26.23
71 2026-08-21 23:31 639229517954323214
5 ms 202.172.26.23
70 2026-08-21 23:15 639229508269999021
2036 ms 202.172.26.23
69 2026-08-21 22:58 639229498559060171
4 ms 202.172.26.23
68 2026-08-21 22:42 639229488519347586
35 ms 202.172.26.23
67 2026-08-21 21:49 639229456606578934
41 ms 202.172.26.23
66 2026-08-21 21:33 639229446985772499
9 ms 202.172.26.23
65 2026-08-21 21:17 639229437367313098
30 ms 202.172.26.23
64 2026-08-21 21:01 639229427923950391
30 ms 202.172.26.23
63 2026-08-21 20:45 639229418168588854
7 ms 202.172.26.23
62 2026-08-21 20:28 639229408345678334
4025 ms 202.172.26.23
61 2026-08-21 20:12 639229398616354648
39 ms 202.172.26.23
60 2026-08-21 19:55 639229388634592323
12 ms 202.172.26.23
59 2026-08-21 19:39 639229378792837692
32 ms 202.172.26.23
58 2026-08-21 19:23 639229369154682311
18 ms 202.172.26.23
57 2026-08-21 19:06 639229359248017926
13 ms 202.172.26.23
56 2026-08-21 18:49 639229349124294642
6 ms 202.172.26.23
55 2026-08-21 17:57 639229317791715692
12 ms 202.172.26.23
54 2026-08-21 17:41 639229308115194575
23 ms 202.172.26.23
53 2026-08-21 17:25 639229298320320558
-
52 2026-08-21 17:09 639229288674863221
40 ms 202.172.26.23
51 2026-08-21 16:52 639229278983677079
275 ms 202.172.26.23
50 2026-08-21 16:37 639229269405517175
32 ms 202.172.26.23
49 2026-08-21 16:20 639229259594798244
63 ms 202.172.26.23
48 2026-08-21 16:04 639229249736681188
38 ms 202.172.26.23
47 2026-08-21 15:47 639229239699417787
5 ms 202.172.26.23
46 2026-08-21 15:30 639229229621964033
14 ms 202.172.26.23
45 2026-08-21 15:14 639229219567270965
2037 ms 202.172.26.23
44 2026-08-21 14:57 639229209406666856
8 ms 202.172.26.23
43 2026-08-21 14:04 639229177815876178
28 ms 202.172.26.23
42 2026-08-21 13:48 639229168243572685
14 ms 202.172.26.23
41 2026-08-21 13:32 639229158599856475
6 ms 202.172.26.23
40 2026-08-21 13:16 639229148998940902
11 ms 202.172.26.23
39 2026-08-21 13:00 639229139276923594
10 ms 202.172.26.23
38 2026-08-21 12:44 639229129709912394
30 ms 202.172.26.23
37 2026-08-21 12:27 639229119801488500
19 ms 202.172.26.23
36 2026-08-21 12:11 639229110135262458
6 ms 202.172.26.23
35 2026-08-21 11:55 639229100336051392
4 ms 202.172.26.23
34 2026-08-21 11:39 639229090641415626
9 ms 202.172.26.23
33 2026-08-21 11:22 639229080702683947
2031 ms 202.172.26.23
32 2026-08-21 11:05 639229070601456699
17 ms 202.172.26.23
31 2026-08-21 10:13 639229038947447232
39 ms 202.172.26.23
30 2026-08-21 09:56 639229029268708773
14 ms 202.172.26.23
29 2026-08-21 09:40 639229019647910603
15 ms 202.172.26.23
28 2026-08-21 09:24 639229009983843738
2024 ms 202.172.26.23
27 2026-08-21 09:08 639229000203331882
39 ms 202.172.26.23
26 2026-08-21 08:51 639228990302335999
16 ms 202.172.26.23
25 2026-08-21 08:35 639228980567740722
30 ms 202.172.26.23
24 2026-08-21 08:19 639228970762445174
2024 ms 202.172.26.23
23 2026-08-21 08:03 639228961065054445
21 ms 202.172.26.23
22 2026-08-21 07:46 639228951224649885
14 ms 202.172.26.23
21 2026-08-21 07:30 639228941303864592
2029 ms 202.172.26.23
20 2026-08-21 07:13 639228931191328583
35 ms 202.172.26.23
19 2026-08-21 06:20 639228899518173317
26 ms 202.172.26.23
18 2026-08-21 06:04 639228889785027669
35 ms 202.172.26.23
17 2026-08-21 05:48 639228880106330161
23 ms 202.172.26.23
16 2026-08-21 05:31 639228870316184091
28 ms 202.172.26.23
15 2026-08-21 05:15 639228860695366512
4 ms 202.172.26.23
14 2026-08-21 04:59 639228851027209500
34 ms 202.172.26.23
13 2026-08-21 04:44 639228841479265462
-
12 2026-08-21 04:27 639228831752962260
34 ms 202.172.26.23
11 2026-08-21 04:11 639228821953295483
15 ms 202.172.26.23
10 2026-08-21 03:55 639228812227429953
19 ms 202.172.26.23
9 2026-08-21 03:38 639228802476107538
22 ms 202.172.26.23
8 2026-08-21 03:22 639228792525492032
2084 ms 202.172.26.23
7 2026-08-21 02:29 639228761131421385
16 ms 202.172.26.23
6 2026-08-21 02:13 639228751571206692
34 ms 202.172.26.23
5 2026-08-21 01:57 639228741705571019
276 ms 202.172.26.23
4 2026-08-21 01:40 639228731642208228
25 ms 202.172.26.23
3 2026-08-21 00:48 639228700387002072
5 ms 202.172.26.23
2 2026-08-21 00:32 639228690742014433
52 ms 202.172.26.23
1 2026-08-21 00:16 639228680877937122
160 ms 202.172.26.23