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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 72 successful responses, 3 failed responses, and 329 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

75

Historical checks stored for this nameserver on selected date

Average Latency

329 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:48

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

72

Checks that returned a measurable response

Failed Responses

3

Checks with no response or no returned latency

Failure Rate

4%

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 2026-08-23 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
75 2026-08-23 23:48 639231254406598736
3 ms 221.247.26.130
74 2026-08-23 23:32 639231244697865594
333 ms 221.247.26.130
73 2026-08-23 23:15 639231234893504693
10 ms 221.247.26.130
72 2026-08-23 22:59 639231225024549139
43 ms 221.247.26.130
71 2026-08-23 22:42 639231214931957622
2061 ms 221.247.26.130
70 2026-08-23 22:26 639231204962010549
2046 ms 221.247.26.130
69 2026-08-23 22:09 639231195170138463
20 ms 221.247.26.130
68 2026-08-23 21:53 639231185235020577
17 ms 221.247.26.130
67 2026-08-23 21:36 639231175558690075
25 ms 221.247.26.130
66 2026-08-23 21:20 639231165610444012
4 ms 221.247.26.130
65 2026-08-23 20:27 639231133806425363
72 ms 221.247.26.130
64 2026-08-23 20:11 639231124203758023
49 ms 221.247.26.130
63 2026-08-23 19:55 639231114428262706
2158 ms 221.247.26.130
62 2026-08-23 19:38 639231104662480065
64 ms 221.247.26.130
61 2026-08-23 19:22 639231094840372018
27 ms 221.247.26.130
60 2026-08-23 19:06 639231085024583224
131 ms 221.247.26.130
59 2026-08-23 18:49 639231075257417427
31 ms 221.247.26.130
58 2026-08-23 18:33 639231065516009503
41 ms 221.247.26.130
57 2026-08-23 18:17 639231055805348837
5 ms 221.247.26.130
56 2026-08-23 18:00 639231045980373765
87 ms 221.247.26.130
55 2026-08-23 17:44 639231035984577527
19 ms 221.247.26.130
54 2026-08-23 17:27 639231025928115303
60 ms 221.247.26.130
53 2026-08-23 16:34 639230994250157583
70 ms 221.247.26.130
52 2026-08-23 16:18 639230984476411369
38 ms 221.247.26.130
51 2026-08-23 16:02 639230974838373450
33 ms 221.247.26.130
50 2026-08-23 15:46 639230965244277645
262 ms 221.247.26.130
49 2026-08-23 15:30 639230955522101820
39 ms 221.247.26.130
48 2026-08-23 15:14 639230945754521603
11 ms 221.247.26.130
47 2026-08-23 14:57 639230935852040504
33 ms 221.247.26.130
46 2026-08-23 14:41 639230926222061048
21 ms 221.247.26.130
45 2026-08-23 14:25 639230916449726907
-
44 2026-08-23 14:08 639230906595053086
3 ms 221.247.26.130
43 2026-08-23 13:52 639230896680429441
2030 ms 221.247.26.130
42 2026-08-23 13:35 639230886630210965
13 ms 221.247.26.130
41 2026-08-23 12:43 639230855430405719
20 ms 221.247.26.130
40 2026-08-23 12:27 639230845707499136
33 ms 221.247.26.130
39 2026-08-23 12:11 639230836186805419
12 ms 221.247.26.130
38 2026-08-23 11:55 639230826493828316
2061 ms 221.247.26.130
37 2026-08-23 11:38 639230816817882996
339 ms 221.247.26.130
36 2026-08-23 11:22 639230806933854189
50 ms 221.247.26.130
35 2026-08-23 11:06 639230797120243854
21 ms 221.247.26.130
34 2026-08-23 10:49 639230787310272840
4 ms 221.247.26.130
33 2026-08-23 10:33 639230777600173142
65 ms 221.247.26.130
32 2026-08-23 10:17 639230767665024593
17 ms 221.247.26.130
31 2026-08-23 10:00 639230757720962293
24 ms 221.247.26.130
30 2026-08-23 09:43 639230747722189784
2019 ms 221.247.26.130
29 2026-08-23 08:51 639230716313923480
2283 ms 221.247.26.130
28 2026-08-23 08:35 639230706813835990
2025 ms 221.247.26.130
27 2026-08-23 08:19 639230696871062203
11 ms 221.247.26.130
26 2026-08-23 08:03 639230687142781616
25 ms 221.247.26.130
25 2026-08-23 07:46 639230677432142227
56 ms 221.247.26.130
24 2026-08-23 07:30 639230667686258061
38 ms 221.247.26.130
23 2026-08-23 07:14 639230658039243685
22 ms 221.247.26.130
22 2026-08-23 06:58 639230648468473803
18 ms 221.247.26.130
21 2026-08-23 06:42 639230638829658294
2057 ms 221.247.26.130
20 2026-08-23 06:26 639230629247017617
20 ms 221.247.26.130
19 2026-08-23 06:10 639230619625318239
34 ms 221.247.26.130
18 2026-08-23 05:53 639230609697630264
69 ms 221.247.26.130
17 2026-08-23 05:01 639230578570131864
37 ms 221.247.26.130
16 2026-08-23 04:46 639230568958963168
31 ms 221.247.26.130
15 2026-08-23 04:29 639230559287611211
12 ms 221.247.26.130
14 2026-08-23 04:13 639230549524312030
37 ms 221.247.26.130
13 2026-08-23 03:57 639230539739801669
38 ms 221.247.26.130
12 2026-08-23 03:41 639230530084069375
11 ms 221.247.26.130
11 2026-08-23 03:24 639230520362691441
72 ms 221.247.26.130
10 2026-08-23 03:08 639230510677194518
10 ms 221.247.26.130
9 2026-08-23 02:52 639230501156002646
11 ms 221.247.26.130
8 2026-08-23 02:36 639230491502198541
2045 ms 221.247.26.130
7 2026-08-23 02:20 639230481860318494
-
6 2026-08-23 02:04 639230471893008575
49 ms 221.247.26.130
5 2026-08-23 01:11 639230440030877421
21 ms 221.247.26.130
4 2026-08-23 00:55 639230430479725508
40 ms 221.247.26.130
3 2026-08-23 00:39 639230420875160219
58 ms 221.247.26.130
2 2026-08-23 00:23 639230411240692575
-
1 2026-08-23 00:06 639230401550806607
16 ms 221.247.26.130