DNS response history for dns1.psinc.jp

dns1.psinc.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, 73 successful responses, 1 failed responses, and 183 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 dns1.psinc.jp.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

183 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

221.247.26.130

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 dns1.psinc.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 23:50 639230391807229016
11 ms 221.247.26.130
73 2026-08-22 23:34 639230382051619327
2121 ms 221.247.26.130
72 2026-08-22 23:18 639230372323353529
53 ms 221.247.26.130
71 2026-08-22 23:02 639230362586451064
23 ms 221.247.26.130
70 2026-08-22 22:45 639230352793666303
11 ms 221.247.26.130
69 2026-08-22 22:29 639230342775737758
33 ms 221.247.26.130
68 2026-08-22 22:12 639230332639939561
35 ms 221.247.26.130
67 2026-08-22 21:19 639230301014190104
278 ms 221.247.26.130
66 2026-08-22 21:02 639230291048161498
28 ms 221.247.26.130
65 2026-08-22 20:45 639230280894353664
29 ms 221.247.26.130
64 2026-08-22 20:28 639230270699419073
34 ms 221.247.26.130
63 2026-08-22 20:11 639230260248163050
-
62 2026-08-22 19:54 639230250122494282
74 ms 221.247.26.130
61 2026-08-22 19:37 639230239972935046
23 ms 221.247.26.130
60 2026-08-22 19:20 639230229963262464
10 ms 221.247.26.130
59 2026-08-22 19:04 639230220033804658
82 ms 221.247.26.130
58 2026-08-22 18:47 639230209891107289
2119 ms 221.247.26.130
57 2026-08-22 18:30 639230199630298717
43 ms 221.247.26.130
56 2026-08-22 18:13 639230189301984150
30 ms 221.247.26.130
55 2026-08-22 17:19 639230157138468804
16 ms 221.247.26.130
54 2026-08-22 17:02 639230146987869495
41 ms 221.247.26.130
53 2026-08-22 16:45 639230136768638516
25 ms 221.247.26.130
52 2026-08-22 16:29 639230126735907877
25 ms 221.247.26.130
51 2026-08-22 16:12 639230116551187768
52 ms 221.247.26.130
50 2026-08-22 15:55 639230106335615913
274 ms 221.247.26.130
49 2026-08-22 15:37 639230096177758176
2039 ms 221.247.26.130
48 2026-08-22 15:21 639230086185999993
83 ms 221.247.26.130
47 2026-08-22 15:04 639230076247854903
14 ms 221.247.26.130
46 2026-08-22 14:47 639230066076077530
26 ms 221.247.26.130
45 2026-08-22 14:30 639230055738197328
24 ms 221.247.26.130
44 2026-08-22 14:13 639230045411225521
17 ms 221.247.26.130
43 2026-08-22 13:19 639230013046000470
72 ms 221.247.26.130
42 2026-08-22 13:02 639230003090037878
44 ms 221.247.26.130
41 2026-08-22 12:46 639229993008259475
30 ms 221.247.26.130
40 2026-08-22 12:29 639229982909449470
35 ms 221.247.26.130
39 2026-08-22 12:12 639229973035502212
97 ms 221.247.26.130
38 2026-08-22 11:56 639229963064296145
30 ms 221.247.26.130
37 2026-08-22 11:39 639229952996162143
2046 ms 221.247.26.130
36 2026-08-22 11:22 639229943051949195
56 ms 221.247.26.130
35 2026-08-22 11:05 639229932919214934
45 ms 221.247.26.130
34 2026-08-22 10:48 639229922745889838
35 ms 221.247.26.130
33 2026-08-22 10:32 639229912587214796
18 ms 221.247.26.130
32 2026-08-22 10:14 639229902240004454
20 ms 221.247.26.130
31 2026-08-22 09:22 639229870800501662
26 ms 221.247.26.130
30 2026-08-22 09:06 639229861058384956
54 ms 221.247.26.130
29 2026-08-22 08:49 639229851158592604
26 ms 221.247.26.130
28 2026-08-22 08:33 639229841475569629
48 ms 221.247.26.130
27 2026-08-22 08:17 639229831887658471
26 ms 221.247.26.130
26 2026-08-22 08:01 639229822043670346
57 ms 221.247.26.130
25 2026-08-22 07:44 639229812327913936
36 ms 221.247.26.130
24 2026-08-22 07:28 639229802629488686
71 ms 221.247.26.130
23 2026-08-22 07:13 639229793051447309
36 ms 221.247.26.130
22 2026-08-22 06:56 639229783303531961
18 ms 221.247.26.130
21 2026-08-22 06:40 639229773458051942
17 ms 221.247.26.130
20 2026-08-22 06:23 639229763373848056
80 ms 221.247.26.130
19 2026-08-22 05:31 639229732140622809
25 ms 221.247.26.130
18 2026-08-22 05:15 639229722699695967
143 ms 221.247.26.130
17 2026-08-22 04:59 639229713097498075
42 ms 221.247.26.130
16 2026-08-22 04:43 639229703543969637
29 ms 221.247.26.130
15 2026-08-22 04:27 639229693970392873
19 ms 221.247.26.130
14 2026-08-22 04:11 639229684277329469
41 ms 221.247.26.130
13 2026-08-22 03:55 639229674501596661
25 ms 221.247.26.130
12 2026-08-22 03:39 639229665064441147
22 ms 221.247.26.130
11 2026-08-22 03:23 639229655507536872
20 ms 221.247.26.130
10 2026-08-22 03:07 639229645849603111
16 ms 221.247.26.130
9 2026-08-22 02:51 639229636090497453
17 ms 221.247.26.130
8 2026-08-22 02:34 639229625978544281
36 ms 221.247.26.130
7 2026-08-22 01:42 639229594644662176
31 ms 221.247.26.130
6 2026-08-22 01:26 639229585214633065
2006 ms 221.247.26.130
5 2026-08-22 01:10 639229575581042175
23 ms 221.247.26.130
4 2026-08-22 00:54 639229565912268962
54 ms 221.247.26.130
3 2026-08-22 00:38 639229556237813203
10 ms 221.247.26.130
2 2026-08-22 00:22 639229546625802518
40 ms 221.247.26.130
1 2026-08-22 00:06 639229537172016621
80 ms 221.247.26.130