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 2026-08-25. For this date, NameServerHistory found 69 DNS check records, 69 successful responses, 0 failed responses, and 234 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

69

Historical checks stored for this nameserver on selected date

Average Latency

234 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 23:55

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

69

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 2026-08-25 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
69 2026-08-25 23:55 639232985300872416
3 ms 202.172.26.31
68 2026-08-25 23:38 639232974980190573
11 ms 202.172.26.31
67 2026-08-25 23:20 639232964577050707
14 ms 202.172.26.31
66 2026-08-25 22:26 639232932163142799
43 ms 202.172.26.31
65 2026-08-25 22:09 639232921673215474
8 ms 202.172.26.31
64 2026-08-25 21:52 639232911234504639
6 ms 202.172.26.31
63 2026-08-25 21:34 639232900747078453
2023 ms 202.172.26.31
62 2026-08-25 21:17 639232890389222534
7 ms 202.172.26.31
61 2026-08-25 21:00 639232880143390843
2035 ms 202.172.26.31
60 2026-08-25 20:42 639232869755024069
9 ms 202.172.26.31
59 2026-08-25 20:25 639232859355940346
23 ms 202.172.26.31
58 2026-08-25 20:08 639232848992244953
48 ms 202.172.26.31
57 2026-08-25 19:50 639232838596478500
15 ms 202.172.26.31
56 2026-08-25 19:33 639232828175327683
15 ms 202.172.26.31
55 2026-08-25 19:16 639232817798330473
13 ms 202.172.26.31
54 2026-08-25 18:22 639232785462407552
38 ms 202.172.26.31
53 2026-08-25 18:05 639232775177487032
16 ms 202.172.26.31
52 2026-08-25 17:48 639232764991087115
7 ms 202.172.26.31
51 2026-08-25 17:31 639232754842971478
6 ms 202.172.26.31
50 2026-08-25 17:14 639232744455159107
36 ms 202.172.26.31
49 2026-08-25 16:56 639232734145178231
65 ms 202.172.26.31
48 2026-08-25 16:39 639232723827874402
6 ms 202.172.26.31
47 2026-08-25 16:22 639232713533011892
30 ms 202.172.26.31
46 2026-08-25 16:05 639232703065318207
18 ms 202.172.26.31
45 2026-08-25 15:47 639232692629559470
5 ms 202.172.26.31
44 2026-08-25 15:30 639232682238836475
8 ms 202.172.26.31
43 2026-08-25 15:12 639232671787004306
17 ms 202.172.26.31
42 2026-08-25 14:18 639232638994329666
6 ms 202.172.26.31
41 2026-08-25 14:00 639232628614783237
26 ms 202.172.26.31
40 2026-08-25 13:43 639232618360728578
7 ms 202.172.26.31
39 2026-08-25 13:26 639232608016476376
23 ms 202.172.26.31
38 2026-08-25 13:09 639232597643611557
2301 ms 202.172.26.31
37 2026-08-25 12:51 639232587225721862
17 ms 202.172.26.31
36 2026-08-25 12:34 639232576780683689
7 ms 202.172.26.31
35 2026-08-25 12:17 639232566381512620
22 ms 202.172.26.31
34 2026-08-25 12:00 639232556111768563
55 ms 202.172.26.31
33 2026-08-25 11:42 639232545839529039
67 ms 202.172.26.31
32 2026-08-25 11:25 639232535349285207
19 ms 202.172.26.31
31 2026-08-25 11:08 639232524938080723
46 ms 202.172.26.31
30 2026-08-25 10:14 639232492740373468
2025 ms 202.172.26.31
29 2026-08-25 09:57 639232482235303141
23 ms 202.172.26.31
28 2026-08-25 09:39 639232471861770303
9 ms 202.172.26.31
27 2026-08-25 09:22 639232461630217327
2104 ms 202.172.26.31
26 2026-08-25 09:05 639232451282965990
49 ms 202.172.26.31
25 2026-08-25 08:47 639232440814614938
83 ms 202.172.26.31
24 2026-08-25 08:30 639232430410720425
8 ms 202.172.26.31
23 2026-08-25 08:13 639232420003096185
33 ms 202.172.26.31
22 2026-08-25 07:55 639232409467287444
17 ms 202.172.26.31
21 2026-08-25 07:38 639232399077195997
16 ms 202.172.26.31
20 2026-08-25 07:21 639232388731528337
6 ms 202.172.26.31
19 2026-08-25 07:03 639232378288598612
41 ms 202.172.26.31
18 2026-08-25 06:10 639232346196373643
353 ms 202.172.26.31
17 2026-08-25 05:53 639232336112370741
4 ms 202.172.26.31
16 2026-08-25 05:36 639232326146508970
4 ms 202.172.26.31
15 2026-08-25 05:20 639232316189381720
7 ms 202.172.26.31
14 2026-08-25 05:03 639232306217998913
35 ms 202.172.26.31
13 2026-08-25 04:47 639232296255744174
2014 ms 202.172.26.31
12 2026-08-25 04:30 639232286095760789
8 ms 202.172.26.31
11 2026-08-25 04:13 639232276086186273
2016 ms 202.172.26.31
10 2026-08-25 03:56 639232265900986425
13 ms 202.172.26.31
9 2026-08-25 03:39 639232255723518075
37 ms 202.172.26.31
8 2026-08-25 03:22 639232245484452890
9 ms 202.172.26.31
7 2026-08-25 03:05 639232235157175331
5 ms 202.172.26.31
6 2026-08-25 02:11 639232203197189095
6 ms 202.172.26.31
5 2026-08-25 01:54 639232192844564298
41 ms 202.172.26.31
4 2026-08-25 01:37 639232182496008942
37 ms 202.172.26.31
3 2026-08-25 01:20 639232172197053132
8 ms 202.172.26.31
2 2026-08-25 00:26 639232140250307418
5 ms 202.172.26.31
1 2026-08-25 00:09 639232129927860324
17 ms 202.172.26.31