DNS response history for s200.coreserver.jp

s200.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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 154 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 s200.coreserver.jp.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

154 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:52

All timestamps shown in UTC

Latest Resolved IP on Selected Date

202.172.28.201

Most recently resolved hosting IP on selected date

Successful Responses

74

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 s200.coreserver.jp

Showing DNS history for 2026-08-22 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 2026-08-22 23:52 639230391807229016
6 ms 202.172.28.201
73 2026-08-22 23:36 639230382051619327
2015 ms 202.172.28.201
72 2026-08-22 23:19 639230372323353529
9 ms 202.172.28.201
71 2026-08-22 23:03 639230362586451064
61 ms 202.172.28.201
70 2026-08-22 22:47 639230352793666303
30 ms 202.172.28.201
69 2026-08-22 22:30 639230342775737758
22 ms 202.172.28.201
68 2026-08-22 22:13 639230332639939561
2013 ms 202.172.28.201
67 2026-08-22 21:21 639230301014190104
19 ms 202.172.28.201
66 2026-08-22 21:04 639230291048161498
36 ms 202.172.28.201
65 2026-08-22 20:47 639230280894353664
92 ms 202.172.28.201
64 2026-08-22 20:30 639230270699419073
26 ms 202.172.28.201
63 2026-08-22 20:13 639230260248163050
36 ms 202.172.28.201
62 2026-08-22 19:56 639230250122494282
7 ms 202.172.28.201
61 2026-08-22 19:39 639230239972935046
5 ms 202.172.28.201
60 2026-08-22 19:22 639230229963262464
28 ms 202.172.28.201
59 2026-08-22 19:05 639230220033804658
18 ms 202.172.28.201
58 2026-08-22 18:49 639230209891107289
2018 ms 202.172.28.201
57 2026-08-22 18:32 639230199630298717
37 ms 202.172.28.201
56 2026-08-22 18:14 639230189301984150
23 ms 202.172.28.201
55 2026-08-22 17:21 639230157138468804
12 ms 202.172.28.201
54 2026-08-22 17:04 639230146987869495
6 ms 202.172.28.201
53 2026-08-22 16:47 639230136768638516
30 ms 202.172.28.201
52 2026-08-22 16:30 639230126735907877
6 ms 202.172.28.201
51 2026-08-22 16:13 639230116551187768
88 ms 202.172.28.201
50 2026-08-22 15:56 639230106335615913
26 ms 202.172.28.201
49 2026-08-22 15:39 639230096177758176
8 ms 202.172.28.201
48 2026-08-22 15:22 639230086185999993
22 ms 202.172.28.201
47 2026-08-22 15:06 639230076247854903
6 ms 202.172.28.201
46 2026-08-22 14:49 639230066076077530
2027 ms 202.172.28.201
45 2026-08-22 14:32 639230055738197328
5 ms 202.172.28.201
44 2026-08-22 14:14 639230045411225521
5 ms 202.172.28.201
43 2026-08-22 13:21 639230013046000470
11 ms 202.172.28.201
42 2026-08-22 13:04 639230003090037878
95 ms 202.172.28.201
41 2026-08-22 12:47 639229993008259475
40 ms 202.172.28.201
40 2026-08-22 12:30 639229982909449470
7 ms 202.172.28.201
39 2026-08-22 12:14 639229973035502212
12 ms 202.172.28.201
38 2026-08-22 11:57 639229963064296145
16 ms 202.172.28.201
37 2026-08-22 11:41 639229952996162143
82 ms 202.172.28.201
36 2026-08-22 11:24 639229943051949195
73 ms 202.172.28.201
35 2026-08-22 11:07 639229932919214934
76 ms 202.172.28.201
34 2026-08-22 10:50 639229922745889838
6 ms 202.172.28.201
33 2026-08-22 10:33 639229912587214796
35 ms 202.172.28.201
32 2026-08-22 10:16 639229902240004454
5 ms 202.172.28.201
31 2026-08-22 09:23 639229870800501662
7 ms 202.172.28.201
30 2026-08-22 09:07 639229861058384956
21 ms 202.172.28.201
29 2026-08-22 08:51 639229851158592604
41 ms 202.172.28.201
28 2026-08-22 08:35 639229841475569629
6 ms 202.172.28.201
27 2026-08-22 08:19 639229831887658471
52 ms 202.172.28.201
26 2026-08-22 08:02 639229822043670346
6 ms 202.172.28.201
25 2026-08-22 07:46 639229812327913936
6 ms 202.172.28.201
24 2026-08-22 07:30 639229802629488686
26 ms 202.172.28.201
23 2026-08-22 07:14 639229793051447309
37 ms 202.172.28.201
22 2026-08-22 06:58 639229783303531961
21 ms 202.172.28.201
21 2026-08-22 06:41 639229773458051942
16 ms 202.172.28.201
20 2026-08-22 06:24 639229763373848056
4 ms 202.172.28.201
19 2026-08-22 05:32 639229732140622809
29 ms 202.172.28.201
18 2026-08-22 05:17 639229722699695967
27 ms 202.172.28.201
17 2026-08-22 05:01 639229713097498075
12 ms 202.172.28.201
16 2026-08-22 04:45 639229703543969637
49 ms 202.172.28.201
15 2026-08-22 04:29 639229693970392873
6 ms 202.172.28.201
14 2026-08-22 04:12 639229684277329469
25 ms 202.172.28.201
13 2026-08-22 03:56 639229674501596661
11 ms 202.172.28.201
12 2026-08-22 03:40 639229665064441147
21 ms 202.172.28.201
11 2026-08-22 03:25 639229655507536872
62 ms 202.172.28.201
10 2026-08-22 03:08 639229645849603111
11 ms 202.172.28.201
9 2026-08-22 02:52 639229636090497453
11 ms 202.172.28.201
8 2026-08-22 02:35 639229625978544281
10 ms 202.172.28.201
7 2026-08-22 01:43 639229594644662176
5 ms 202.172.28.201
6 2026-08-22 01:27 639229585214633065
59 ms 202.172.28.201
5 2026-08-22 01:11 639229575581042175
10 ms 202.172.28.201
4 2026-08-22 00:55 639229565912268962
11 ms 202.172.28.201
3 2026-08-22 00:39 639229556237813203
5 ms 202.172.28.201
2 2026-08-22 00:23 639229546625802518
34 ms 202.172.28.201
1 2026-08-22 00:07 639229537172016621
1562 ms 202.172.28.201