DNS response history for ns2.i-portal-yao.jp

ns2.i-portal-yao.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 2026-08-27. For this date, NameServerHistory found 40 DNS check records, 40 successful responses, 0 failed responses, and 654 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 ns2.i-portal-yao.jp.
Records on Selected Date

40

Historical checks stored for this nameserver on selected date

Average Latency

654 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 13:20

All timestamps shown in UTC

Latest Resolved IP on Selected Date

121.50.45.109

Most recently resolved hosting IP on selected date

Successful Responses

40

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 ns2.i-portal-yao.jp

Showing DNS history for 2026-08-27 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
40 2026-08-27 13:20 639234327818741376
1321 ms 121.50.45.109
39 2026-08-27 13:03 639234317475724313
818 ms 121.50.45.109
38 2026-08-27 12:46 639234307007468133
556 ms 121.50.45.109
37 2026-08-27 12:28 639234296664302575
544 ms 121.50.45.109
36 2026-08-27 12:11 639234286253196126
1337 ms 121.50.45.109
35 2026-08-27 11:17 639234253963286387
549 ms 121.50.45.109
34 2026-08-27 11:00 639234243654907465
564 ms 121.50.45.109
33 2026-08-27 10:43 639234233269654413
551 ms 121.50.45.109
32 2026-08-27 10:25 639234222943951923
549 ms 121.50.45.109
31 2026-08-27 10:08 639234212558002823
1309 ms 121.50.45.109
30 2026-08-27 09:51 639234202117531850
570 ms 121.50.45.109
29 2026-08-27 09:34 639234191649612722
551 ms 121.50.45.109
28 2026-08-27 09:16 639234181105879568
561 ms 121.50.45.109
27 2026-08-27 08:58 639234170713214496
566 ms 121.50.45.109
26 2026-08-27 08:41 639234160341037652
532 ms 121.50.45.109
25 2026-08-27 08:24 639234149799404224
546 ms 121.50.45.109
24 2026-08-27 08:06 639234139553286469
539 ms 121.50.45.109
23 2026-08-27 07:13 639234107183588293
1333 ms 121.50.45.109
22 2026-08-27 06:55 639234096905435724
530 ms 121.50.45.109
21 2026-08-27 06:38 639234086579410775
1322 ms 121.50.45.109
20 2026-08-27 06:21 639234076291157956
3 ms 121.50.45.109
19 2026-08-27 06:04 639234065981939454
3 ms 121.50.45.109
18 2026-08-27 05:47 639234055548642997
543 ms 121.50.45.109
17 2026-08-27 05:29 639234045267979603
558 ms 121.50.45.109
16 2026-08-27 05:12 639234034999717463
567 ms 121.50.45.109
15 2026-08-27 04:55 639234024739225358
807 ms 121.50.45.109
14 2026-08-27 04:38 639234014311170162
1325 ms 121.50.45.109
13 2026-08-27 04:20 639234003806017640
545 ms 121.50.45.109
12 2026-08-27 04:03 639233993356203030
562 ms 121.50.45.109
11 2026-08-27 03:10 639233961301716608
560 ms 121.50.45.109
10 2026-08-27 02:52 639233950834200647
538 ms 121.50.45.109
9 2026-08-27 02:35 639233940431849026
547 ms 121.50.45.109
8 2026-08-27 02:18 639233930110596398
566 ms 121.50.45.109
7 2026-08-27 02:00 639233919705434540
537 ms 121.50.45.109
6 2026-08-27 01:43 639233909452807845
547 ms 121.50.45.109
5 2026-08-27 01:26 639233899096420820
554 ms 121.50.45.109
4 2026-08-27 01:09 639233888707824939
550 ms 121.50.45.109
3 2026-08-27 00:51 639233878461203802
572 ms 121.50.45.109
2 2026-08-27 00:34 639233868060868209
552 ms 121.50.45.109
1 2026-08-27 00:17 639233857450922991
559 ms 121.50.45.109