DNS response history for m2.coreserver.jp

m2.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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 73 successful responses, 1 failed responses, and 245 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 m2.coreserver.jp.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

245 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:45

All timestamps shown in UTC

Latest Resolved IP on Selected Date

202.172.26.3

Most recently resolved hosting IP on selected date

Successful Responses

73

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for m2.coreserver.jp

Showing DNS history for 2026-08-19 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
74 2026-08-19 23:45 639227795899225951
2029 ms 202.172.26.3
73 2026-08-19 23:29 639227786351762008
12 ms 202.172.26.3
72 2026-08-19 23:13 639227776640591733
5 ms 202.172.26.3
71 2026-08-19 22:57 639227767128841282
44 ms 202.172.26.3
70 2026-08-19 22:41 639227757477304711
2012 ms 202.172.26.3
69 2026-08-19 22:25 639227747572098014
45 ms 202.172.26.3
68 2026-08-19 22:08 639227737588613113
12 ms 202.172.26.3
67 2026-08-19 21:16 639227706134603955
37 ms 202.172.26.3
66 2026-08-19 21:00 639227696589027396
41 ms 202.172.26.3
65 2026-08-19 20:44 639227687097707639
73 ms 202.172.26.3
64 2026-08-19 20:28 639227677474464487
20 ms 202.172.26.3
63 2026-08-19 20:12 639227667767441118
18 ms 202.172.26.3
62 2026-08-19 19:55 639227657984833832
5 ms 202.172.26.3
61 2026-08-19 19:39 639227648079992640
2024 ms 202.172.26.3
60 2026-08-19 19:22 639227638125048441
16 ms 202.172.26.3
59 2026-08-19 19:06 639227628211392142
63 ms 202.172.26.3
58 2026-08-19 18:49 639227618261696275
45 ms 202.172.26.3
57 2026-08-19 18:32 639227608366233645
5 ms 202.172.26.3
56 2026-08-19 18:16 639227598301787588
43 ms 202.172.26.3
55 2026-08-19 17:23 639227566241010716
72 ms 202.172.26.3
54 2026-08-19 17:06 639227556454538959
15 ms 202.172.26.3
53 2026-08-19 16:50 639227546640305542
6 ms 202.172.26.3
52 2026-08-19 16:34 639227536965466472
29 ms 202.172.26.3
51 2026-08-19 16:17 639227527048658280
46 ms 202.172.26.3
50 2026-08-19 16:01 639227517386634438
14 ms 202.172.26.3
49 2026-08-19 15:45 639227507459551637
32 ms 202.172.26.3
48 2026-08-19 15:28 639227497515595277
15 ms 202.172.26.3
47 2026-08-19 15:11 639227487441798036
43 ms 202.172.26.3
46 2026-08-19 14:55 639227477445551863
15 ms 202.172.26.3
45 2026-08-19 14:37 639227467297067891
31 ms 202.172.26.3
44 2026-08-19 14:20 639227457057795635
27 ms 202.172.26.3
43 2026-08-19 13:27 639227425244777397
2037 ms 202.172.26.3
42 2026-08-19 13:11 639227415422116485
24 ms 202.172.26.3
41 2026-08-19 12:54 639227405307256053
8 ms 202.172.26.3
40 2026-08-19 12:38 639227395396602630
30 ms 202.172.26.3
39 2026-08-19 12:21 639227385510363611
5 ms 202.172.26.3
38 2026-08-19 12:04 639227375508324850
45 ms 202.172.26.3
37 2026-08-19 11:48 639227365326611906
2014 ms 202.172.26.3
36 2026-08-19 11:31 639227355360014208
6 ms 202.172.26.3
35 2026-08-19 11:14 639227345036782165
82 ms 202.172.26.3
34 2026-08-19 10:57 639227334992964533
27 ms 202.172.26.3
33 2026-08-19 10:40 639227324986605572
47 ms 202.172.26.3
32 2026-08-19 10:23 639227314928414539
14 ms 202.172.26.3
31 2026-08-19 09:30 639227283029182134
38 ms 202.172.26.3
30 2026-08-19 09:14 639227273294779350
9 ms 202.172.26.3
29 2026-08-19 08:58 639227263525231313
34 ms 202.172.26.3
28 2026-08-19 08:41 639227253578313363
30 ms 202.172.26.3
27 2026-08-19 08:25 639227243649973322
18 ms 202.172.26.3
26 2026-08-19 08:08 639227233581059317
40 ms 202.172.26.3
25 2026-08-19 07:51 639227223667352067
40 ms 202.172.26.3
24 2026-08-19 07:35 639227213714837066
29 ms 202.172.26.3
23 2026-08-19 07:18 639227203701208496
2013 ms 202.172.26.3
22 2026-08-19 07:01 639227193643202179
2022 ms 202.172.26.3
21 2026-08-19 06:45 639227183584431597
46 ms 202.172.26.3
20 2026-08-19 06:28 639227173347403088
17 ms 202.172.26.3
19 2026-08-19 05:35 639227141523007601
10 ms 202.172.26.3
18 2026-08-19 05:18 639227131785931574
5 ms 202.172.26.3
17 2026-08-19 05:02 639227122176475389
30 ms 202.172.26.3
16 2026-08-19 04:46 639227112668934596
2012 ms 202.172.26.3
15 2026-08-19 04:30 639227102773292788
12 ms 202.172.26.3
14 2026-08-19 04:14 639227093141136930
26 ms 202.172.26.3
13 2026-08-19 03:58 639227083449420147
6 ms 202.172.26.3
12 2026-08-19 03:42 639227073771748493
40 ms 202.172.26.3
11 2026-08-19 03:25 639227063977347614
24 ms 202.172.26.3
10 2026-08-19 03:09 639227054253519024
-
9 2026-08-19 02:52 639227044381963886
39 ms 202.172.26.3
8 2026-08-19 02:36 639227034441085514
39 ms 202.172.26.3
7 2026-08-19 01:44 639227003126489968
4 ms 202.172.26.3
6 2026-08-19 01:28 639226993456311614
9 ms 202.172.26.3
5 2026-08-19 01:12 639226983847312345
5 ms 202.172.26.3
4 2026-08-19 00:56 639226974357874853
8 ms 202.172.26.3
3 2026-08-19 00:40 639226964670484721
5 ms 202.172.26.3
2 2026-08-19 00:24 639226954857899696
36 ms 202.172.26.3
1 2026-08-19 00:07 639226945091603488
3 ms 202.172.26.3