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 2026-08-12. For this date, NameServerHistory found 61 DNS check records, 61 successful responses, 0 failed responses, and 389 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

61

Historical checks stored for this nameserver on selected date

Average Latency

389 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:45

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

61

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 2026-08-12 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
61 2026-08-12 23:45 639221744107644868
285 ms 182.171.66.194
60 2026-08-12 23:30 639221735030187244
306 ms 182.171.66.194
59 2026-08-12 23:14 639221725815508109
445 ms 182.171.66.194
58 2026-08-12 22:23 639221694790955973
446 ms 182.171.66.194
57 2026-08-12 22:07 639221685562451720
219 ms 182.171.66.194
56 2026-08-12 21:52 639221676023655289
245 ms 182.171.66.194
55 2026-08-12 21:36 639221666449119409
419 ms 182.171.66.194
54 2026-08-12 20:44 639221635456432556
214 ms 182.171.66.194
53 2026-08-12 20:29 639221626313054202
418 ms 182.171.66.194
52 2026-08-12 20:13 639221617091958857
228 ms 182.171.66.194
51 2026-08-12 19:58 639221607786737151
284 ms 182.171.66.194
50 2026-08-12 19:06 639221576664330059
410 ms 182.171.66.194
49 2026-08-12 18:51 639221567514216674
207 ms 182.171.66.194
48 2026-08-12 18:35 639221558399762524
280 ms 182.171.66.194
47 2026-08-12 18:20 639221549052016282
417 ms 182.171.66.194
46 2026-08-12 17:28 639221517673834934
421 ms 182.171.66.194
45 2026-08-12 17:12 639221508282311633
670 ms 182.171.66.194
44 2026-08-12 16:56 639221498786324983
442 ms 182.171.66.194
43 2026-08-12 16:40 639221489157589737
416 ms 182.171.66.194
42 2026-08-12 15:48 639221457655914645
416 ms 182.171.66.194
41 2026-08-12 15:32 639221448164090526
449 ms 182.171.66.194
40 2026-08-12 15:16 639221438725783630
418 ms 182.171.66.194
39 2026-08-12 15:00 639221429178071087
460 ms 182.171.66.194
38 2026-08-12 14:08 639221397761278719
489 ms 182.171.66.194
37 2026-08-12 13:52 639221388200567278
417 ms 182.171.66.194
36 2026-08-12 13:36 639221378483570949
418 ms 182.171.66.194
35 2026-08-12 13:20 639221368872360139
427 ms 182.171.66.194
34 2026-08-12 12:27 639221337226647415
456 ms 182.171.66.194
33 2026-08-12 12:11 639221327924087446
475 ms 182.171.66.194
32 2026-08-12 11:55 639221318096976375
487 ms 182.171.66.194
31 2026-08-12 11:39 639221308343145274
441 ms 182.171.66.194
30 2026-08-12 10:47 639221277089610470
410 ms 182.171.66.194
29 2026-08-12 10:31 639221267628136359
443 ms 182.171.66.194
28 2026-08-12 10:15 639221257907569952
417 ms 182.171.66.194
27 2026-08-12 09:59 639221248402420965
416 ms 182.171.66.194
26 2026-08-12 09:06 639221216797540533
419 ms 182.171.66.194
25 2026-08-12 08:51 639221207385792352
456 ms 182.171.66.194
24 2026-08-12 08:35 639221198078534844
447 ms 182.171.66.194
23 2026-08-12 08:19 639221188677585577
335 ms 182.171.66.194
22 2026-08-12 07:27 639221157276484143
434 ms 182.171.66.194
21 2026-08-12 07:12 639221147876262183
441 ms 182.171.66.194
20 2026-08-12 06:56 639221138388812469
450 ms 182.171.66.194
19 2026-08-12 06:40 639221128987381118
443 ms 182.171.66.194
18 2026-08-12 05:48 639221097816416095
413 ms 182.171.66.194
17 2026-08-12 05:32 639221088508065616
417 ms 182.171.66.194
16 2026-08-12 05:17 639221079092308503
438 ms 182.171.66.194
15 2026-08-12 05:01 639221069595873597
420 ms 182.171.66.194
14 2026-08-12 04:09 639221038601577496
410 ms 182.171.66.194
13 2026-08-12 03:54 639221029533901299
418 ms 182.171.66.194
12 2026-08-12 03:39 639221020333828965
448 ms 182.171.66.194
11 2026-08-12 03:23 639221011110510484
264 ms 182.171.66.194
10 2026-08-12 02:31 639220979815209769
218 ms 182.171.66.194
9 2026-08-12 02:16 639220970971410921
439 ms 182.171.66.194
8 2026-08-12 02:01 639220961848982361
306 ms 182.171.66.194
7 2026-08-12 01:46 639220952784591501
309 ms 182.171.66.194
6 2026-08-12 01:31 639220943893596731
435 ms 182.171.66.194
5 2026-08-12 01:16 639220934954704520
276 ms 182.171.66.194
4 2026-08-12 01:01 639220925792457751
411 ms 182.171.66.194
3 2026-08-12 00:46 639220916610063538
452 ms 182.171.66.194
2 2026-08-12 00:31 639220907229361754
208 ms 182.171.66.194
1 2026-08-12 00:15 639220897896762127
219 ms 182.171.66.194