DNS response history for ns1.core-server.jp

ns1.core-server.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 2026-08-24. For this date, NameServerHistory found 56 DNS check records, 56 successful responses, 0 failed responses, and 471 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.core-server.jp.
Records on Selected Date

56

Historical checks stored for this nameserver on selected date

Average Latency

471 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

210.153.88.114

Most recently resolved hosting IP on selected date

Successful Responses

56

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.core-server.jp

Showing DNS history for 2026-08-24 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
56 2026-08-24 23:59 639232119551972438
443 ms 210.153.88.114
55 2026-08-24 23:42 639232109112567473
451 ms 210.153.88.114
54 2026-08-24 22:49 639232077430823987
236 ms 210.153.88.114
53 2026-08-24 22:32 639232067340513033
460 ms 210.153.88.114
52 2026-08-24 22:15 639232057157944387
696 ms 210.153.88.114
51 2026-08-24 21:58 639232046895282144
447 ms 210.153.88.114
50 2026-08-24 21:04 639232014356623395
2353 ms 210.153.88.114
49 2026-08-24 20:47 639232004177831322
222 ms 210.153.88.114
48 2026-08-24 20:30 639231993997863976
306 ms 210.153.88.114
47 2026-08-24 20:13 639231983967363696
580 ms 210.153.88.114
46 2026-08-24 19:20 639231952257842845
447 ms 210.153.88.114
45 2026-08-24 19:04 639231942277816756
449 ms 210.153.88.114
44 2026-08-24 18:47 639231932094180724
458 ms 210.153.88.114
43 2026-08-24 18:30 639231922041034838
222 ms 210.153.88.114
42 2026-08-24 17:37 639231890488117536
445 ms 210.153.88.114
41 2026-08-24 17:21 639231880574255543
448 ms 210.153.88.114
40 2026-08-24 17:04 639231870418029045
466 ms 210.153.88.114
39 2026-08-24 16:47 639231860258429562
311 ms 210.153.88.114
38 2026-08-24 15:53 639231828211839931
464 ms 210.153.88.114
37 2026-08-24 15:37 639231818080917481
545 ms 210.153.88.114
36 2026-08-24 15:20 639231807961539652
481 ms 210.153.88.114
35 2026-08-24 15:03 639231797631669865
472 ms 210.153.88.114
34 2026-08-24 14:10 639231765923559455
625 ms 210.153.88.114
33 2026-08-24 13:53 639231755868832964
645 ms 210.153.88.114
32 2026-08-24 13:36 639231745628278877
831 ms 210.153.88.114
31 2026-08-24 13:19 639231735407682062
733 ms 210.153.88.114
30 2026-08-24 12:26 639231703815441688
1003 ms 210.153.88.114
29 2026-08-24 12:09 639231693747052549
461 ms 210.153.88.114
28 2026-08-24 11:53 639231683712487276
891 ms 210.153.88.114
27 2026-08-24 11:36 639231673513573868
308 ms 210.153.88.114
26 2026-08-24 10:42 639231641791249939
312 ms 210.153.88.114
25 2026-08-24 10:26 639231631866211033
467 ms 210.153.88.114
24 2026-08-24 10:09 639231621644955316
496 ms 210.153.88.114
23 2026-08-24 09:52 639231611478799259
497 ms 210.153.88.114
22 2026-08-24 09:00 639231579923718211
609 ms 210.153.88.114
21 2026-08-24 08:43 639231569810702936
286 ms 210.153.88.114
20 2026-08-24 08:26 639231559762411619
488 ms 210.153.88.114
19 2026-08-24 08:09 639231549663595407
241 ms 210.153.88.114
18 2026-08-24 07:16 639231518076817246
469 ms 210.153.88.114
17 2026-08-24 07:00 639231508078650885
238 ms 210.153.88.114
16 2026-08-24 06:43 639231498210697093
278 ms 210.153.88.114
15 2026-08-24 06:27 639231488109699360
480 ms 210.153.88.114
14 2026-08-24 05:34 639231456772510692
236 ms 210.153.88.114
13 2026-08-24 05:18 639231447084631185
448 ms 210.153.88.114
12 2026-08-24 05:01 639231437208519473
267 ms 210.153.88.114
11 2026-08-24 04:45 639231427209627490
226 ms 210.153.88.114
10 2026-08-24 03:52 639231395791246644
279 ms 210.153.88.114
9 2026-08-24 03:36 639231386075551458
452 ms 210.153.88.114
8 2026-08-24 03:20 639231376208713791
238 ms 210.153.88.114
7 2026-08-24 03:03 639231366170589276
439 ms 210.153.88.114
6 2026-08-24 02:11 639231334732159368
232 ms 210.153.88.114
5 2026-08-24 01:55 639231325035670078
442 ms 210.153.88.114
4 2026-08-24 01:38 639231315132253837
221 ms 210.153.88.114
3 2026-08-24 01:22 639231305014280808
235 ms 210.153.88.114
2 2026-08-24 00:29 639231273779380675
460 ms 210.153.88.114
1 2026-08-24 00:13 639231264180839154
438 ms 210.153.88.114