DNS response history for nsas4.firstserver.ne.jp

nsas4.firstserver.ne.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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 73 successful responses, 1 failed responses, and 320 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 nsas4.firstserver.ne.jp.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

320 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

203.183.96.43

Most recently resolved hosting IP on selected date

Successful Responses

73

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for nsas4.firstserver.ne.jp

Showing DNS history for 2026-08-22 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
74 2026-08-22 23:49 639230391807229016
23 ms 203.183.96.43
73 2026-08-22 23:33 639230382051619327
2014 ms 203.183.96.43
72 2026-08-22 23:17 639230372323353529
53 ms 203.183.96.43
71 2026-08-22 23:00 639230362586451064
195 ms 203.183.96.43
70 2026-08-22 22:44 639230352793666303
18 ms 203.183.96.43
69 2026-08-22 22:28 639230342775737758
4032 ms 203.183.96.43
68 2026-08-22 22:11 639230332639939561
10 ms 203.183.96.43
67 2026-08-22 21:18 639230301014190104
47 ms 203.183.96.43
66 2026-08-22 21:01 639230291048161498
30 ms 203.183.96.43
65 2026-08-22 20:44 639230280894353664
9 ms 203.183.96.43
64 2026-08-22 20:27 639230270699419073
10 ms 203.183.96.43
63 2026-08-22 20:10 639230260248163050
29 ms 203.183.96.43
62 2026-08-22 19:53 639230250122494282
11 ms 203.183.96.43
61 2026-08-22 19:36 639230239972935046
86 ms 203.183.96.43
60 2026-08-22 19:19 639230229963262464
2018 ms 203.183.96.43
59 2026-08-22 19:03 639230220033804658
18 ms 203.183.96.43
58 2026-08-22 18:46 639230209891107289
48 ms 203.183.96.43
57 2026-08-22 18:29 639230199630298717
-
56 2026-08-22 18:12 639230189301984150
27 ms 203.183.96.43
55 2026-08-22 17:18 639230157138468804
33 ms 203.183.96.43
54 2026-08-22 17:01 639230146987869495
34 ms 203.183.96.43
53 2026-08-22 16:44 639230136768638516
29 ms 203.183.96.43
52 2026-08-22 16:28 639230126735907877
38 ms 203.183.96.43
51 2026-08-22 16:10 639230116551187768
201 ms 203.183.96.43
50 2026-08-22 15:53 639230106335615913
275 ms 203.183.96.43
49 2026-08-22 15:36 639230096177758176
16 ms 203.183.96.43
48 2026-08-22 15:20 639230086185999993
2043 ms 203.183.96.43
47 2026-08-22 15:03 639230076247854903
30 ms 203.183.96.43
46 2026-08-22 14:46 639230066076077530
29 ms 203.183.96.43
45 2026-08-22 14:29 639230055738197328
33 ms 203.183.96.43
44 2026-08-22 14:12 639230045411225521
7 ms 203.183.96.43
43 2026-08-22 13:18 639230013046000470
18 ms 203.183.96.43
42 2026-08-22 13:01 639230003090037878
53 ms 203.183.96.43
41 2026-08-22 12:44 639229993008259475
22 ms 203.183.96.43
40 2026-08-22 12:28 639229982909449470
16 ms 203.183.96.43
39 2026-08-22 12:11 639229973035502212
307 ms 203.183.96.43
38 2026-08-22 11:55 639229963064296145
31 ms 203.183.96.43
37 2026-08-22 11:38 639229952996162143
2008 ms 203.183.96.43
36 2026-08-22 11:21 639229943051949195
2365 ms 203.183.96.43
35 2026-08-22 11:04 639229932919214934
2120 ms 203.183.96.43
34 2026-08-22 10:47 639229922745889838
43 ms 203.183.96.43
33 2026-08-22 10:30 639229912587214796
36 ms 203.183.96.43
32 2026-08-22 10:13 639229902240004454
39 ms 203.183.96.43
31 2026-08-22 09:21 639229870800501662
53 ms 203.183.96.43
30 2026-08-22 09:05 639229861058384956
166 ms 203.183.96.43
29 2026-08-22 08:48 639229851158592604
4 ms 203.183.96.43
28 2026-08-22 08:32 639229841475569629
24 ms 203.183.96.43
27 2026-08-22 08:16 639229831887658471
29 ms 203.183.96.43
26 2026-08-22 08:00 639229822043670346
30 ms 203.183.96.43
25 2026-08-22 07:43 639229812327913936
49 ms 203.183.96.43
24 2026-08-22 07:27 639229802629488686
13 ms 203.183.96.43
23 2026-08-22 07:11 639229793051447309
18 ms 203.183.96.43
22 2026-08-22 06:55 639229783303531961
2009 ms 203.183.96.43
21 2026-08-22 06:39 639229773458051942
4 ms 203.183.96.43
20 2026-08-22 06:22 639229763373848056
30 ms 203.183.96.43
19 2026-08-22 05:30 639229732140622809
9 ms 203.183.96.43
18 2026-08-22 05:14 639229722699695967
53 ms 203.183.96.43
17 2026-08-22 04:58 639229713097498075
19 ms 203.183.96.43
16 2026-08-22 04:42 639229703543969637
12 ms 203.183.96.43
15 2026-08-22 04:26 639229693970392873
24 ms 203.183.96.43
14 2026-08-22 04:10 639229684277329469
23 ms 203.183.96.43
13 2026-08-22 03:54 639229674501596661
4 ms 203.183.96.43
12 2026-08-22 03:38 639229665064441147
12 ms 203.183.96.43
11 2026-08-22 03:22 639229655507536872
42 ms 203.183.96.43
10 2026-08-22 03:06 639229645849603111
18 ms 203.183.96.43
9 2026-08-22 02:50 639229636090497453
23 ms 203.183.96.43
8 2026-08-22 02:33 639229625978544281
2024 ms 203.183.96.43
7 2026-08-22 01:41 639229594644662176
9 ms 203.183.96.43
6 2026-08-22 01:25 639229585214633065
4 ms 203.183.96.43
5 2026-08-22 01:09 639229575581042175
11 ms 203.183.96.43
4 2026-08-22 00:53 639229565912268962
11 ms 203.183.96.43
3 2026-08-22 00:37 639229556237813203
41 ms 203.183.96.43
2 2026-08-22 00:21 639229546625802518
25 ms 203.183.96.43
1 2026-08-22 00:05 639229537172016621
47 ms 203.183.96.43