DNS response history for dns1.fortcluster.jp

dns1.fortcluster.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 2026-08-26. For this date, NameServerHistory found 78 DNS check records, 78 successful responses, 0 failed responses, and 555 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.fortcluster.jp.
Records on Selected Date

78

Historical checks stored for this nameserver on selected date

Average Latency

555 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 08:26

All timestamps shown in UTC

Latest Resolved IP on Selected Date

157.120.114.239

Most recently resolved hosting IP on selected date

Successful Responses

78

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 dns1.fortcluster.jp

Showing DNS history for 2026-08-26 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
78 2026-08-26 08:26 639233287487159094
549 ms 157.120.114.239
77 2026-08-26 08:26 639233287487159094
549 ms 157.120.112.239
76 2026-08-26 08:26 639233287487159094
549 ms 157.120.113.239
75 2026-08-26 08:08 639233276995531707
577 ms 157.120.113.239
74 2026-08-26 08:08 639233276995531707
577 ms 157.120.114.239
73 2026-08-26 08:08 639233276995531707
577 ms 157.120.112.239
72 2026-08-26 07:51 639233266521568229
556 ms 157.120.113.239
71 2026-08-26 07:51 639233266521568229
556 ms 157.120.112.239
70 2026-08-26 07:51 639233266521568229
556 ms 157.120.114.239
69 2026-08-26 07:33 639233256081047431
567 ms 157.120.114.239
68 2026-08-26 07:33 639233256081047431
567 ms 157.120.112.239
67 2026-08-26 07:33 639233256081047431
567 ms 157.120.113.239
66 2026-08-26 06:39 639233223620132921
566 ms 157.120.114.239
65 2026-08-26 06:39 639233223620132921
566 ms 157.120.113.239
64 2026-08-26 06:39 639233223620132921
566 ms 157.120.112.239
63 2026-08-26 06:22 639233213287814244
526 ms 157.120.112.239
62 2026-08-26 06:22 639233213287814244
526 ms 157.120.113.239
61 2026-08-26 06:22 639233213287814244
526 ms 157.120.114.239
60 2026-08-26 06:05 639233202925983161
545 ms 157.120.112.239
59 2026-08-26 06:05 639233202925983161
545 ms 157.120.113.239
58 2026-08-26 06:05 639233202925983161
545 ms 157.120.114.239
57 2026-08-26 05:48 639233192644780696
548 ms 157.120.114.239
56 2026-08-26 05:48 639233192644780696
548 ms 157.120.112.239
55 2026-08-26 05:48 639233192644780696
548 ms 157.120.113.239
54 2026-08-26 05:30 639233182401183833
585 ms 157.120.114.239
53 2026-08-26 05:30 639233182401183833
585 ms 157.120.113.239
52 2026-08-26 05:30 639233182401183833
585 ms 157.120.112.239
51 2026-08-26 05:13 639233172074181051
544 ms 157.120.114.239
50 2026-08-26 05:13 639233172074181051
544 ms 157.120.112.239
49 2026-08-26 05:13 639233172074181051
544 ms 157.120.113.239
48 2026-08-26 04:56 639233161808421455
544 ms 157.120.113.239
47 2026-08-26 04:56 639233161808421455
544 ms 157.120.114.239
46 2026-08-26 04:56 639233161808421455
544 ms 157.120.112.239
45 2026-08-26 04:39 639233151357344052
541 ms 157.120.114.239
44 2026-08-26 04:39 639233151357344052
541 ms 157.120.113.239
43 2026-08-26 04:39 639233151357344052
541 ms 157.120.112.239
42 2026-08-26 04:22 639233141034116946
562 ms 157.120.114.239
41 2026-08-26 04:22 639233141034116946
562 ms 157.120.113.239
40 2026-08-26 04:22 639233141034116946
562 ms 157.120.112.239
39 2026-08-26 04:04 639233130828334142
570 ms 157.120.112.239
38 2026-08-26 04:04 639233130828334142
570 ms 157.120.113.239
37 2026-08-26 04:04 639233130828334142
570 ms 157.120.114.239
36 2026-08-26 03:47 639233120373450007
570 ms 157.120.112.239
35 2026-08-26 03:47 639233120373450007
570 ms 157.120.113.239
34 2026-08-26 03:47 639233120373450007
570 ms 157.120.114.239
33 2026-08-26 03:30 639233110066216193
561 ms 157.120.114.239
32 2026-08-26 03:30 639233110066216193
561 ms 157.120.113.239
31 2026-08-26 03:30 639233110066216193
561 ms 157.120.112.239
30 2026-08-26 02:37 639233078065410564
554 ms 157.120.113.239
29 2026-08-26 02:37 639233078065410564
554 ms 157.120.114.239
28 2026-08-26 02:37 639233078065410564
554 ms 157.120.112.239
27 2026-08-26 02:20 639233067787457832
550 ms 157.120.113.239
26 2026-08-26 02:20 639233067787457832
550 ms 157.120.114.239
25 2026-08-26 02:20 639233067787457832
550 ms 157.120.112.239
24 2026-08-26 02:02 639233057501801162
557 ms 157.120.112.239
23 2026-08-26 02:02 639233057501801162
557 ms 157.120.113.239
22 2026-08-26 02:02 639233057501801162
557 ms 157.120.114.239
21 2026-08-26 01:45 639233047089431703
286 ms 157.120.112.239
20 2026-08-26 01:45 639233047089431703
286 ms 157.120.113.239
19 2026-08-26 01:45 639233047089431703
286 ms 157.120.114.239
18 2026-08-26 01:28 639233036754790688
545 ms 157.120.112.239
17 2026-08-26 01:28 639233036754790688
545 ms 157.120.113.239
16 2026-08-26 01:28 639233036754790688
545 ms 157.120.114.239
15 2026-08-26 01:11 639233026412602472
532 ms 157.120.112.239
14 2026-08-26 01:11 639233026412602472
532 ms 157.120.113.239
13 2026-08-26 01:11 639233026412602472
532 ms 157.120.114.239
12 2026-08-26 00:53 639233016064066127
548 ms 157.120.114.239
11 2026-08-26 00:53 639233016064066127
548 ms 157.120.113.239
10 2026-08-26 00:53 639233016064066127
548 ms 157.120.112.239
9 2026-08-26 00:36 639233005922655772
832 ms 157.120.113.239
8 2026-08-26 00:36 639233005922655772
832 ms 157.120.112.239
7 2026-08-26 00:36 639233005922655772
832 ms 157.120.114.239
6 2026-08-26 00:19 639232995672256907
571 ms 157.120.112.239
5 2026-08-26 00:19 639232995672256907
571 ms 157.120.114.239
4 2026-08-26 00:19 639232995672256907
571 ms 157.120.113.239
3 2026-08-26 00:02 639232985300872416
556 ms 157.120.113.239
2 2026-08-26 00:02 639232985300872416
556 ms 157.120.114.239
1 2026-08-26 00:02 639232985300872416
556 ms 157.120.112.239