DNS response history for ns1-cf.rspnet.jp

ns1-cf.rspnet.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 2026-08-26. For this date, NameServerHistory found 52 DNS check records, 52 successful responses, 0 failed responses, and 159 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-cf.rspnet.jp.
Records on Selected Date

52

Historical checks stored for this nameserver on selected date

Average Latency

159 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 17:20

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.159.8.157

Most recently resolved hosting IP on selected date

Successful Responses

52

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-cf.rspnet.jp

Showing DNS history for 2026-08-26 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
52 2026-08-26 17:20 639233614446136153
19 ms 162.159.8.157
51 2026-08-26 17:03 639233603737877581
17 ms 162.159.8.157
50 2026-08-26 16:45 639233593269224651
21 ms 162.159.8.157
49 2026-08-26 16:27 639233582635086903
20 ms 162.159.8.157
48 2026-08-26 16:10 639233572000374575
175 ms 162.159.8.157
47 2026-08-26 15:52 639233561188633861
28 ms 162.159.8.157
46 2026-08-26 15:34 639233550544357027
41 ms 162.159.8.157
45 2026-08-26 14:40 639233517966053117
55 ms 162.159.8.157
44 2026-08-26 14:22 639233507603253585
27 ms 162.159.8.157
43 2026-08-26 14:05 639233497229039167
2021 ms 162.159.8.157
42 2026-08-26 13:48 639233486864546406
51 ms 162.159.8.157
41 2026-08-26 13:31 639233476455174682
15 ms 162.159.8.157
40 2026-08-26 13:13 639233466171592605
2044 ms 162.159.8.157
39 2026-08-26 12:56 639233455747096265
15 ms 162.159.8.157
38 2026-08-26 12:39 639233445367152284
20 ms 162.159.8.157
37 2026-08-26 12:21 639233434974187439
15 ms 162.159.8.157
36 2026-08-26 12:04 639233424567558554
37 ms 162.159.8.157
35 2026-08-26 11:47 639233414056832719
24 ms 162.159.8.157
34 2026-08-26 11:29 639233403515141099
23 ms 162.159.8.157
33 2026-08-26 10:34 639233370841350248
23 ms 162.159.8.157
32 2026-08-26 10:17 639233360361507238
19 ms 162.159.8.157
31 2026-08-26 10:00 639233350067824371
12 ms 162.159.8.157
30 2026-08-26 09:42 639233339545274518
2024 ms 162.159.8.157
29 2026-08-26 09:25 639233329214918079
296 ms 162.159.8.157
28 2026-08-26 09:08 639233318749762337
57 ms 162.159.8.157
27 2026-08-26 08:50 639233308387917838
70 ms 162.159.8.157
26 2026-08-26 08:33 639233297961740122
46 ms 162.159.8.157
25 2026-08-26 08:16 639233287487159094
32 ms 162.159.8.157
24 2026-08-26 07:58 639233276995531707
37 ms 162.159.8.157
23 2026-08-26 07:41 639233266521568229
31 ms 162.159.8.157
22 2026-08-26 07:23 639233256081047431
269 ms 162.159.8.157
21 2026-08-26 06:29 639233223620132921
13 ms 162.159.8.157
20 2026-08-26 06:12 639233213287814244
53 ms 162.159.8.157
19 2026-08-26 05:55 639233202925983161
120 ms 162.159.8.157
18 2026-08-26 05:37 639233192644780696
12 ms 162.159.8.157
17 2026-08-26 05:20 639233182401183833
28 ms 162.159.8.157
16 2026-08-26 05:03 639233172074181051
42 ms 162.159.8.157
15 2026-08-26 04:46 639233161808421455
23 ms 162.159.8.157
14 2026-08-26 04:29 639233151357344052
40 ms 162.159.8.157
13 2026-08-26 04:11 639233141034116946
6 ms 162.159.8.157
12 2026-08-26 03:54 639233130828334142
14 ms 162.159.8.157
11 2026-08-26 03:37 639233120373450007
36 ms 162.159.8.157
10 2026-08-26 03:20 639233110066216193
20 ms 162.159.8.157
9 2026-08-26 02:26 639233078065410564
31 ms 162.159.8.157
8 2026-08-26 02:09 639233067787457832
23 ms 162.159.8.157
7 2026-08-26 01:52 639233057501801162
18 ms 162.159.8.157
6 2026-08-26 01:35 639233047089431703
33 ms 162.159.8.157
5 2026-08-26 01:18 639233036754790688
115 ms 162.159.8.157
4 2026-08-26 01:00 639233026412602472
18 ms 162.159.8.157
3 2026-08-26 00:43 639233016064066127
19 ms 162.159.8.157
2 2026-08-26 00:26 639233005922655772
5 ms 162.159.8.157
1 2026-08-26 00:09 639232995672256907
18 ms 162.159.8.157