DNS response history for m30.coreserver.jp

m30.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 2026-08-10. For this date, NameServerHistory found 81 DNS check records, 81 successful responses, 0 failed responses, and 340 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 m30.coreserver.jp.
Records on Selected Date

81

Historical checks stored for this nameserver on selected date

Average Latency

340 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:44

All timestamps shown in UTC

Latest Resolved IP on Selected Date

202.172.26.31

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 m30.coreserver.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 23:44 639220018272941900
29 ms 202.172.26.31
80 2026-08-10 23:29 639220009109892969
39 ms 202.172.26.31
79 2026-08-10 23:14 639220000040489788
4 ms 202.172.26.31
78 2026-08-10 22:59 639219991197135747
19 ms 202.172.26.31
77 2026-08-10 22:44 639219982104540014
4 ms 202.172.26.31
76 2026-08-10 22:29 639219973150300215
2015 ms 202.172.26.31
75 2026-08-10 22:14 639219964188486697
27 ms 202.172.26.31
74 2026-08-10 21:59 639219954995921784
6 ms 202.172.26.31
73 2026-08-10 21:43 639219945559908104
14 ms 202.172.26.31
72 2026-08-10 20:51 639219914137782273
5 ms 202.172.26.31
71 2026-08-10 20:36 639219904858355064
6 ms 202.172.26.31
70 2026-08-10 20:20 639219895655263396
7 ms 202.172.26.31
69 2026-08-10 20:05 639219886527091074
49 ms 202.172.26.31
68 2026-08-10 19:50 639219877343266628
52 ms 202.172.26.31
67 2026-08-10 19:35 639219868177358195
25 ms 202.172.26.31
66 2026-08-10 19:19 639219859159581515
6 ms 202.172.26.31
65 2026-08-10 19:04 639219850124020182
36 ms 202.172.26.31
64 2026-08-10 18:49 639219840940124840
39 ms 202.172.26.31
63 2026-08-10 18:34 639219831829876486
2012 ms 202.172.26.31
62 2026-08-10 18:19 639219822587759143
9 ms 202.172.26.31
61 2026-08-10 18:03 639219813247114428
18 ms 202.172.26.31
60 2026-08-10 17:11 639219781959606396
5 ms 202.172.26.31
59 2026-08-10 16:56 639219772658305431
25 ms 202.172.26.31
58 2026-08-10 16:41 639219763454523027
2062 ms 202.172.26.31
57 2026-08-10 16:25 639219754279127815
5 ms 202.172.26.31
56 2026-08-10 16:10 639219745087467767
26 ms 202.172.26.31
55 2026-08-10 15:55 639219735900678107
5 ms 202.172.26.31
54 2026-08-10 15:39 639219726531461979
5 ms 202.172.26.31
53 2026-08-10 15:24 639219717415222156
10 ms 202.172.26.31
52 2026-08-10 15:09 639219708266470863
5 ms 202.172.26.31
51 2026-08-10 14:53 639219699049479559
13 ms 202.172.26.31
50 2026-08-10 14:38 639219689775815194
18 ms 202.172.26.31
49 2026-08-10 14:22 639219680511810632
17 ms 202.172.26.31
48 2026-08-10 13:30 639219648997191257
9 ms 202.172.26.31
47 2026-08-10 13:15 639219639938909436
2037 ms 202.172.26.31
46 2026-08-10 13:00 639219630718286441
101 ms 202.172.26.31
45 2026-08-10 12:44 639219621472350410
8 ms 202.172.26.31
44 2026-08-10 12:29 639219612500421992
7 ms 202.172.26.31
43 2026-08-10 12:14 639219603383833445
2014 ms 202.172.26.31
42 2026-08-10 11:58 639219594143823358
5 ms 202.172.26.31
41 2026-08-10 11:43 639219585053166024
79 ms 202.172.26.31
40 2026-08-10 11:28 639219575885776644
34 ms 202.172.26.31
39 2026-08-10 11:13 639219566844532361
11 ms 202.172.26.31
38 2026-08-10 10:58 639219557705808294
23 ms 202.172.26.31
37 2026-08-10 10:42 639219548482688649
4 ms 202.172.26.31
36 2026-08-10 09:49 639219517492763539
2037 ms 202.172.26.31
35 2026-08-10 09:34 639219508755773605
11 ms 202.172.26.31
34 2026-08-10 09:19 639219499852103863
6 ms 202.172.26.31
33 2026-08-10 09:04 639219490893714387
2018 ms 202.172.26.31
32 2026-08-10 08:50 639219482299305521
7 ms 202.172.26.31
31 2026-08-10 08:36 639219473613114853
2021 ms 202.172.26.31
30 2026-08-10 08:21 639219465061138643
38 ms 202.172.26.31
29 2026-08-10 08:07 639219456616129015
2037 ms 202.172.26.31
28 2026-08-10 07:53 639219447974008557
16 ms 202.172.26.31
27 2026-08-10 07:38 639219439498255213
8 ms 202.172.26.31
26 2026-08-10 07:24 639219430664872256
6 ms 202.172.26.31
25 2026-08-10 07:09 639219421757560037
2009 ms 202.172.26.31
24 2026-08-10 06:17 639219390773218684
16 ms 202.172.26.31
23 2026-08-10 06:03 639219382205367722
5 ms 202.172.26.31
22 2026-08-10 05:48 639219373711937615
4 ms 202.172.26.31
21 2026-08-10 05:34 639219365088558404
2029 ms 202.172.26.31
20 2026-08-10 05:19 639219356348833255
4 ms 202.172.26.31
19 2026-08-10 05:05 639219347860053478
29 ms 202.172.26.31
18 2026-08-10 04:51 639219339173195121
6 ms 202.172.26.31
17 2026-08-10 04:36 639219330642664669
5 ms 202.172.26.31
16 2026-08-10 04:22 639219322058698995
4 ms 202.172.26.31
15 2026-08-10 04:08 639219313564344199
2050 ms 202.172.26.31
14 2026-08-10 03:53 639219304775113236
5 ms 202.172.26.31
13 2026-08-10 03:39 639219295706181119
2034 ms 202.172.26.31
12 2026-08-10 02:48 639219264663923254
5 ms 202.172.26.31
11 2026-08-10 02:34 639219256015178099
7 ms 202.172.26.31
10 2026-08-10 02:19 639219247509540188
12 ms 202.172.26.31
9 2026-08-10 02:05 639219238999539092
19 ms 202.172.26.31
8 2026-08-10 01:51 639219230498823902
4 ms 202.172.26.31
7 2026-08-10 01:36 639219221706460911
9 ms 202.172.26.31
6 2026-08-10 01:22 639219212930606887
5 ms 202.172.26.31
5 2026-08-10 01:07 639219204307908525
31 ms 202.172.26.31
4 2026-08-10 00:53 639219195720181470
25 ms 202.172.26.31
3 2026-08-10 00:38 639219186898174002
7 ms 202.172.26.31
2 2026-08-10 00:23 639219178004946976
32 ms 202.172.26.31
1 2026-08-10 00:08 639219168958805474
35 ms 202.172.26.31