DNS response history for ns4.1stbit.co.jp

ns4.1stbit.co.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 42 DNS check records, 42 successful responses, 0 failed responses, and 232 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 ns4.1stbit.co.jp.
Records on Selected Date

42

Historical checks stored for this nameserver on selected date

Average Latency

232 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 14:18

All timestamps shown in UTC

Latest Resolved IP on Selected Date

205.251.197.70

Most recently resolved hosting IP on selected date

Successful Responses

42

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 ns4.1stbit.co.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
42 2026-08-25 14:18 639232638994329666
287 ms 205.251.197.70
41 2026-08-25 14:00 639232628614783237
506 ms 205.251.197.70
40 2026-08-25 13:43 639232618360728578
32 ms 205.251.197.70
39 2026-08-25 13:26 639232608016476376
74 ms 205.251.197.70
38 2026-08-25 13:09 639232597643611557
42 ms 205.251.197.70
37 2026-08-25 12:51 639232587225721862
21 ms 205.251.197.70
36 2026-08-25 12:34 639232576780683689
156 ms 205.251.197.70
35 2026-08-25 12:17 639232566381512620
60 ms 205.251.197.70
34 2026-08-25 12:00 639232556111768563
710 ms 205.251.197.70
33 2026-08-25 11:42 639232545839529039
256 ms 205.251.197.70
32 2026-08-25 11:25 639232535349285207
18 ms 205.251.197.70
31 2026-08-25 11:08 639232524938080723
62 ms 205.251.197.70
30 2026-08-25 10:14 639232492740373468
105 ms 205.251.197.70
29 2026-08-25 09:57 639232482235303141
28 ms 205.251.197.70
28 2026-08-25 09:39 639232471861770303
506 ms 205.251.197.70
27 2026-08-25 09:22 639232461630217327
170 ms 205.251.197.70
26 2026-08-25 09:05 639232451282965990
2039 ms 205.251.197.70
25 2026-08-25 08:47 639232440814614938
272 ms 205.251.197.70
24 2026-08-25 08:30 639232430410720425
28 ms 205.251.197.70
23 2026-08-25 08:13 639232420003096185
43 ms 205.251.197.70
22 2026-08-25 07:55 639232409467287444
94 ms 205.251.197.70
21 2026-08-25 07:38 639232399077195997
43 ms 205.251.197.70
20 2026-08-25 07:21 639232388731528337
283 ms 205.251.197.70
19 2026-08-25 07:03 639232378288598612
561 ms 205.251.197.70
18 2026-08-25 06:10 639232346196373643
190 ms 205.251.197.70
17 2026-08-25 05:53 639232336112370741
37 ms 205.251.197.70
16 2026-08-25 05:36 639232326146508970
162 ms 205.251.197.70
15 2026-08-25 05:20 639232316189381720
81 ms 205.251.197.70
14 2026-08-25 05:03 639232306217998913
47 ms 205.251.197.70
13 2026-08-25 04:46 639232296255744174
77 ms 205.251.197.70
12 2026-08-25 04:30 639232286095760789
176 ms 205.251.197.70
11 2026-08-25 04:13 639232276086186273
30 ms 205.251.197.70
10 2026-08-25 03:56 639232265900986425
106 ms 205.251.197.70
9 2026-08-25 03:39 639232255723518075
61 ms 205.251.197.70
8 2026-08-25 03:22 639232245484452890
25 ms 205.251.197.70
7 2026-08-25 03:05 639232235157175331
65 ms 205.251.197.70
6 2026-08-25 02:11 639232203197189095
68 ms 205.251.197.70
5 2026-08-25 01:54 639232192844564298
80 ms 205.251.197.70
4 2026-08-25 01:37 639232182496008942
2021 ms 205.251.197.70
3 2026-08-25 01:20 639232172197053132
73 ms 205.251.197.70
2 2026-08-25 00:26 639232140250307418
32 ms 205.251.197.70
1 2026-08-25 00:09 639232129927860324
11 ms 205.251.197.70