DNS response history for ns1.isi-elearning.jp

ns1.isi-elearning.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, 75 successful responses, 0 failed responses, and 472 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 ns1.isi-elearning.jp.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

472 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

182.171.66.194

Most recently resolved hosting IP on selected date

Successful Responses

75

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 ns1.isi-elearning.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 23:57 639231254406598736
436 ms 182.171.66.194
74 2026-08-23 23:40 639231244697865594
448 ms 182.171.66.194
73 2026-08-23 23:24 639231234893504693
434 ms 182.171.66.194
72 2026-08-23 23:08 639231225024549139
419 ms 182.171.66.194
71 2026-08-23 22:51 639231214931957622
245 ms 182.171.66.194
70 2026-08-23 22:34 639231204962010549
410 ms 182.171.66.194
69 2026-08-23 22:18 639231195170138463
637 ms 182.171.66.194
68 2026-08-23 22:02 639231185235020577
286 ms 182.171.66.194
67 2026-08-23 21:45 639231175558690075
422 ms 182.171.66.194
66 2026-08-23 21:29 639231165610444012
567 ms 182.171.66.194
65 2026-08-23 20:36 639231133806425363
468 ms 182.171.66.194
64 2026-08-23 20:20 639231124203758023
265 ms 182.171.66.194
63 2026-08-23 20:03 639231114428262706
433 ms 182.171.66.194
62 2026-08-23 19:47 639231104662480065
516 ms 182.171.66.194
61 2026-08-23 19:31 639231094840372018
447 ms 182.171.66.194
60 2026-08-23 19:14 639231085024583224
267 ms 182.171.66.194
59 2026-08-23 18:58 639231075257417427
498 ms 182.171.66.194
58 2026-08-23 18:42 639231065516009503
274 ms 182.171.66.194
57 2026-08-23 18:26 639231055805348837
486 ms 182.171.66.194
56 2026-08-23 18:09 639231045980373765
472 ms 182.171.66.194
55 2026-08-23 17:53 639231035984577527
485 ms 182.171.66.194
54 2026-08-23 17:36 639231025928115303
491 ms 182.171.66.194
53 2026-08-23 16:43 639230994250157583
412 ms 182.171.66.194
52 2026-08-23 16:27 639230984476411369
412 ms 182.171.66.194
51 2026-08-23 16:11 639230974838373450
491 ms 182.171.66.194
50 2026-08-23 15:55 639230965244277645
411 ms 182.171.66.194
49 2026-08-23 15:38 639230955522101820
418 ms 182.171.66.194
48 2026-08-23 15:22 639230945754521603
345 ms 182.171.66.194
47 2026-08-23 15:06 639230935852040504
409 ms 182.171.66.194
46 2026-08-23 14:49 639230926222061048
487 ms 182.171.66.194
45 2026-08-23 14:33 639230916449726907
428 ms 182.171.66.194
44 2026-08-23 14:17 639230906595053086
428 ms 182.171.66.194
43 2026-08-23 14:00 639230896680429441
304 ms 182.171.66.194
42 2026-08-23 13:44 639230886630210965
424 ms 182.171.66.194
41 2026-08-23 12:52 639230855430405719
570 ms 182.171.66.194
40 2026-08-23 12:35 639230845707499136
426 ms 182.171.66.194
39 2026-08-23 12:19 639230836186805419
421 ms 182.171.66.194
38 2026-08-23 12:03 639230826493828316
243 ms 182.171.66.194
37 2026-08-23 11:47 639230816817882996
256 ms 182.171.66.194
36 2026-08-23 11:31 639230806933854189
444 ms 182.171.66.194
35 2026-08-23 11:14 639230797120243854
482 ms 182.171.66.194
34 2026-08-23 10:58 639230787310272840
413 ms 182.171.66.194
33 2026-08-23 10:42 639230777600173142
410 ms 182.171.66.194
32 2026-08-23 10:26 639230767665024593
503 ms 182.171.66.194
31 2026-08-23 10:09 639230757720962293
502 ms 182.171.66.194
30 2026-08-23 09:52 639230747722189784
532 ms 182.171.66.194
29 2026-08-23 09:00 639230716313923480
293 ms 182.171.66.194
28 2026-08-23 08:44 639230706813835990
289 ms 182.171.66.194
27 2026-08-23 08:28 639230696871062203
416 ms 182.171.66.194
26 2026-08-23 08:11 639230687142781616
261 ms 182.171.66.194
25 2026-08-23 07:55 639230677432142227
677 ms 182.171.66.194
24 2026-08-23 07:39 639230667686258061
2246 ms 182.171.66.194
23 2026-08-23 07:23 639230658039243685
274 ms 182.171.66.194
22 2026-08-23 07:07 639230648468473803
410 ms 182.171.66.194
21 2026-08-23 06:50 639230638829658294
412 ms 182.171.66.194
20 2026-08-23 06:34 639230629247017617
425 ms 182.171.66.194
19 2026-08-23 06:18 639230619625318239
449 ms 182.171.66.194
18 2026-08-23 06:02 639230609697630264
417 ms 182.171.66.194
17 2026-08-23 05:10 639230578570131864
411 ms 182.171.66.194
16 2026-08-23 04:54 639230568958963168
501 ms 182.171.66.194
15 2026-08-23 04:38 639230559287611211
466 ms 182.171.66.194
14 2026-08-23 04:22 639230549524312030
498 ms 182.171.66.194
13 2026-08-23 04:06 639230539739801669
489 ms 182.171.66.194
12 2026-08-23 03:49 639230530084069375
293 ms 182.171.66.194
11 2026-08-23 03:33 639230520362691441
241 ms 182.171.66.194
10 2026-08-23 03:17 639230510677194518
480 ms 182.171.66.194
9 2026-08-23 03:01 639230501156002646
500 ms 182.171.66.194
8 2026-08-23 02:45 639230491502198541
465 ms 182.171.66.194
7 2026-08-23 02:29 639230481860318494
2321 ms 182.171.66.194
6 2026-08-23 02:13 639230471893008575
444 ms 182.171.66.194
5 2026-08-23 01:19 639230440030877421
264 ms 182.171.66.194
4 2026-08-23 01:03 639230430479725508
478 ms 182.171.66.194
3 2026-08-23 00:47 639230420875160219
547 ms 182.171.66.194
2 2026-08-23 00:31 639230411240692575
428 ms 182.171.66.194
1 2026-08-23 00:15 639230401550806607
418 ms 182.171.66.194