DNS response history for ns01.hpc.tokyo

ns01.hpc.tokyo 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 71 DNS check records, 71 successful responses, 0 failed responses, and 552 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 ns01.hpc.tokyo.
Records on Selected Date

71

Historical checks stored for this nameserver on selected date

Average Latency

552 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 23:25

All timestamps shown in UTC

Latest Resolved IP on Selected Date

211.17.233.197

Most recently resolved hosting IP on selected date

Successful Responses

71

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 ns01.hpc.tokyo

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
71 2026-08-27 23:25 639234690580226618
551 ms 211.17.233.197
70 2026-08-27 23:08 639234680477852135
537 ms 211.17.233.197
69 2026-08-27 22:51 639234670282270693
516 ms 211.17.233.197
68 2026-08-27 22:34 639234660146106544
542 ms 211.17.233.197
67 2026-08-27 22:17 639234649768231829
255 ms 211.17.233.197
66 2026-08-27 22:00 639234639589413826
561 ms 211.17.233.197
65 2026-08-27 21:43 639234629372993861
530 ms 211.17.233.197
64 2026-08-27 21:26 639234619223904344
258 ms 211.17.233.197
63 2026-08-27 21:09 639234608944811927
549 ms 211.17.233.197
62 2026-08-27 20:52 639234598661858910
559 ms 211.17.233.197
61 2026-08-27 20:34 639234588314533893
257 ms 211.17.233.197
60 2026-08-27 20:17 639234577878211878
520 ms 211.17.233.197
59 2026-08-27 19:23 639234545578367474
557 ms 211.17.233.197
58 2026-08-27 19:06 639234535255111795
253 ms 211.17.233.197
57 2026-08-27 18:49 639234525107594067
2299 ms 211.17.233.197
56 2026-08-27 18:32 639234514890244566
539 ms 211.17.233.197
55 2026-08-27 18:15 639234504745477862
544 ms 211.17.233.197
54 2026-08-27 17:58 639234494449227290
531 ms 211.17.233.197
53 2026-08-27 17:41 639234484118025686
549 ms 211.17.233.197
52 2026-08-27 17:24 639234473946362077
544 ms 211.17.233.197
51 2026-08-27 17:07 639234463759124388
552 ms 211.17.233.197
50 2026-08-27 16:50 639234453500759178
546 ms 211.17.233.197
49 2026-08-27 16:32 639234442983541638
555 ms 211.17.233.197
48 2026-08-27 16:15 639234432404354562
542 ms 211.17.233.197
47 2026-08-27 15:20 639234399767719119
568 ms 211.17.233.197
46 2026-08-27 15:03 639234389460601485
525 ms 211.17.233.197
45 2026-08-27 14:46 639234379227178707
537 ms 211.17.233.197
44 2026-08-27 14:29 639234369065315214
550 ms 211.17.233.197
43 2026-08-27 14:12 639234358825501576
548 ms 211.17.233.197
42 2026-08-27 13:55 639234348572745268
621 ms 211.17.233.197
41 2026-08-27 13:38 639234338264503481
532 ms 211.17.233.197
40 2026-08-27 13:20 639234327818741376
550 ms 211.17.233.197
39 2026-08-27 13:03 639234317475724313
545 ms 211.17.233.197
38 2026-08-27 12:46 639234307007468133
2284 ms 211.17.233.197
37 2026-08-27 12:28 639234296664302575
554 ms 211.17.233.197
36 2026-08-27 12:11 639234286253196126
550 ms 211.17.233.197
35 2026-08-27 11:17 639234253963286387
517 ms 211.17.233.197
34 2026-08-27 11:00 639234243654907465
2371 ms 211.17.233.197
33 2026-08-27 10:43 639234233269654413
560 ms 211.17.233.197
32 2026-08-27 10:25 639234222943951923
410 ms 211.17.233.197
31 2026-08-27 10:08 639234212558002823
529 ms 211.17.233.197
30 2026-08-27 09:51 639234202117531850
545 ms 211.17.233.197
29 2026-08-27 09:33 639234191649612722
536 ms 211.17.233.197
28 2026-08-27 09:16 639234181105879568
557 ms 211.17.233.197
27 2026-08-27 08:58 639234170713214496
292 ms 211.17.233.197
26 2026-08-27 08:41 639234160341037652
556 ms 211.17.233.197
25 2026-08-27 08:24 639234149799404224
324 ms 211.17.233.197
24 2026-08-27 08:06 639234139553286469
267 ms 211.17.233.197
23 2026-08-27 07:13 639234107183588293
539 ms 211.17.233.197
22 2026-08-27 06:55 639234096905435724
524 ms 211.17.233.197
21 2026-08-27 06:38 639234086579410775
539 ms 211.17.233.197
20 2026-08-27 06:21 639234076291157956
596 ms 211.17.233.197
19 2026-08-27 06:04 639234065981939454
515 ms 211.17.233.197
18 2026-08-27 05:47 639234055548642997
523 ms 211.17.233.197
17 2026-08-27 05:29 639234045267979603
542 ms 211.17.233.197
16 2026-08-27 05:12 639234034999717463
254 ms 211.17.233.197
15 2026-08-27 04:55 639234024739225358
542 ms 211.17.233.197
14 2026-08-27 04:38 639234014311170162
256 ms 211.17.233.197
13 2026-08-27 04:20 639234003806017640
254 ms 211.17.233.197
12 2026-08-27 04:03 639233993356203030
523 ms 211.17.233.197
11 2026-08-27 03:10 639233961301716608
541 ms 211.17.233.197
10 2026-08-27 02:52 639233950834200647
256 ms 211.17.233.197
9 2026-08-27 02:35 639233940431849026
527 ms 211.17.233.197
8 2026-08-27 02:17 639233930110596398
253 ms 211.17.233.197
7 2026-08-27 02:00 639233919705434540
248 ms 211.17.233.197
6 2026-08-27 01:43 639233909452807845
254 ms 211.17.233.197
5 2026-08-27 01:26 639233899096420820
515 ms 211.17.233.197
4 2026-08-27 01:09 639233888707824939
508 ms 211.17.233.197
3 2026-08-27 00:51 639233878461203802
515 ms 211.17.233.197
2 2026-08-27 00:34 639233868060868209
257 ms 211.17.233.197
1 2026-08-27 00:17 639233857450922991
259 ms 211.17.233.197