DNS response history for ns1.do-reg.jp

ns1.do-reg.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 2026-08-25. For this date, NameServerHistory found 56 DNS check records, 56 successful responses, 0 failed responses, and 390 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.do-reg.jp.
Records on Selected Date

56

Historical checks stored for this nameserver on selected date

Average Latency

390 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 19:40

All timestamps shown in UTC

Latest Resolved IP on Selected Date

203.183.220.201

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.do-reg.jp

Showing DNS history for 2026-08-25 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 2026-08-25 19:40 639232828175327683
299 ms 203.183.220.201
55 2026-08-25 19:22 639232817798330473
520 ms 203.183.220.201
54 2026-08-25 18:28 639232785462407552
498 ms 203.183.220.201
53 2026-08-25 18:11 639232775177487032
244 ms 203.183.220.201
52 2026-08-25 17:54 639232764991087115
34 ms 203.183.220.201
51 2026-08-25 17:37 639232754842971478
263 ms 203.183.220.201
50 2026-08-25 17:20 639232744455159107
34 ms 203.183.220.201
49 2026-08-25 17:03 639232734145178231
340 ms 203.183.220.201
48 2026-08-25 16:46 639232723827874402
263 ms 203.183.220.201
47 2026-08-25 16:29 639232713533011892
517 ms 203.183.220.201
46 2026-08-25 16:12 639232703065318207
19 ms 203.183.220.201
45 2026-08-25 15:54 639232692629559470
498 ms 203.183.220.201
44 2026-08-25 15:37 639232682238836475
8 ms 203.183.220.201
43 2026-08-25 15:19 639232671787004306
9 ms 203.183.220.201
42 2026-08-25 14:25 639232638994329666
512 ms 203.183.220.201
41 2026-08-25 14:07 639232628614783237
514 ms 203.183.220.201
40 2026-08-25 13:50 639232618360728578
501 ms 203.183.220.201
39 2026-08-25 13:33 639232608016476376
535 ms 203.183.220.201
38 2026-08-25 13:16 639232597643611557
775 ms 203.183.220.201
37 2026-08-25 12:58 639232587225721862
517 ms 203.183.220.201
36 2026-08-25 12:41 639232576780683689
259 ms 203.183.220.201
35 2026-08-25 12:24 639232566381512620
2290 ms 203.183.220.201
34 2026-08-25 12:06 639232556111768563
508 ms 203.183.220.201
33 2026-08-25 11:49 639232545839529039
253 ms 203.183.220.201
32 2026-08-25 11:32 639232535349285207
257 ms 203.183.220.201
31 2026-08-25 11:14 639232524938080723
501 ms 203.183.220.201
30 2026-08-25 10:21 639232492740373468
270 ms 203.183.220.201
29 2026-08-25 10:04 639232482235303141
260 ms 203.183.220.201
28 2026-08-25 09:46 639232471861770303
249 ms 203.183.220.201
27 2026-08-25 09:29 639232461630217327
253 ms 203.183.220.201
26 2026-08-25 09:12 639232451282965990
268 ms 203.183.220.201
25 2026-08-25 08:54 639232440814614938
511 ms 203.183.220.201
24 2026-08-25 08:37 639232430410720425
260 ms 203.183.220.201
23 2026-08-25 08:20 639232420003096185
313 ms 203.183.220.201
22 2026-08-25 08:02 639232409467287444
491 ms 203.183.220.201
21 2026-08-25 07:45 639232399077195997
506 ms 203.183.220.201
20 2026-08-25 07:27 639232388731528337
257 ms 203.183.220.201
19 2026-08-25 07:10 639232378288598612
515 ms 203.183.220.201
18 2026-08-25 06:16 639232346196373643
259 ms 203.183.220.201
17 2026-08-25 05:59 639232336112370741
508 ms 203.183.220.201
16 2026-08-25 05:43 639232326146508970
503 ms 203.183.220.201
15 2026-08-25 05:26 639232316189381720
495 ms 203.183.220.201
14 2026-08-25 05:10 639232306217998913
501 ms 203.183.220.201
13 2026-08-25 04:53 639232296255744174
518 ms 203.183.220.201
12 2026-08-25 04:36 639232286095760789
33 ms 203.183.220.201
11 2026-08-25 04:19 639232276086186273
490 ms 203.183.220.201
10 2026-08-25 04:03 639232265900986425
254 ms 203.183.220.201
9 2026-08-25 03:46 639232255723518075
518 ms 203.183.220.201
8 2026-08-25 03:29 639232245484452890
531 ms 203.183.220.201
7 2026-08-25 03:11 639232235157175331
12 ms 203.183.220.201
6 2026-08-25 02:18 639232203197189095
256 ms 203.183.220.201
5 2026-08-25 02:01 639232192844564298
280 ms 203.183.220.201
4 2026-08-25 01:44 639232182496008942
256 ms 203.183.220.201
3 2026-08-25 01:26 639232172197053132
522 ms 203.183.220.201
2 2026-08-25 00:33 639232140250307418
507 ms 203.183.220.201
1 2026-08-25 00:16 639232129927860324
251 ms 203.183.220.201