DNS response history for dns-a.iij.ad.jp

dns-a.iij.ad.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 94 DNS check records, 94 successful responses, 0 failed responses, and 235 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 dns-a.iij.ad.jp.
Records on Selected Date

94

Historical checks stored for this nameserver on selected date

Average Latency

235 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 16:19

All timestamps shown in UTC

Latest Resolved IP on Selected Date

210.138.20.110

Most recently resolved hosting IP on selected date

Successful Responses

94

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 dns-a.iij.ad.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
94 2026-08-25 16:19 639232713533011892
11 ms 210.138.20.110
93 2026-08-25 16:19 639232713533011892
11 ms 202.32.219.50
92 2026-08-25 16:01 639232703065318207
4 ms 210.138.20.110
91 2026-08-25 16:01 639232703065318207
4 ms 202.32.219.50
90 2026-08-25 15:44 639232692629559470
32 ms 202.32.219.50
89 2026-08-25 15:44 639232692629559470
32 ms 210.138.20.110
88 2026-08-25 15:26 639232682238836475
2008 ms 210.138.20.110
87 2026-08-25 15:26 639232682238836475
2008 ms 202.32.219.50
86 2026-08-25 15:09 639232671787004306
31 ms 202.32.219.50
85 2026-08-25 15:09 639232671787004306
31 ms 210.138.20.110
84 2026-08-25 14:14 639232638994329666
36 ms 202.32.219.50
83 2026-08-25 14:14 639232638994329666
36 ms 210.138.20.110
82 2026-08-25 13:57 639232628614783237
69 ms 202.32.219.50
81 2026-08-25 13:57 639232628614783237
69 ms 210.138.20.110
80 2026-08-25 13:40 639232618360728578
23 ms 202.32.219.50
79 2026-08-25 13:40 639232618360728578
23 ms 210.138.20.110
78 2026-08-25 13:23 639232608016476376
33 ms 202.32.219.50
77 2026-08-25 13:23 639232608016476376
33 ms 210.138.20.110
76 2026-08-25 13:06 639232597643611557
10 ms 210.138.20.110
75 2026-08-25 13:06 639232597643611557
10 ms 202.32.219.50
74 2026-08-25 12:48 639232587225721862
28 ms 202.32.219.50
73 2026-08-25 12:48 639232587225721862
28 ms 210.138.20.110
72 2026-08-25 12:31 639232576780683689
12 ms 202.32.219.50
71 2026-08-25 12:31 639232576780683689
12 ms 210.138.20.110
70 2026-08-25 12:13 639232566381512620
32 ms 202.32.219.50
69 2026-08-25 12:13 639232566381512620
32 ms 210.138.20.110
68 2026-08-25 11:56 639232556111768563
20 ms 210.138.20.110
67 2026-08-25 11:56 639232556111768563
20 ms 202.32.219.50
66 2026-08-25 11:39 639232545839529039
272 ms 202.32.219.50
65 2026-08-25 11:39 639232545839529039
272 ms 210.138.20.110
64 2026-08-25 11:22 639232535349285207
60 ms 202.32.219.50
63 2026-08-25 11:22 639232535349285207
60 ms 210.138.20.110
62 2026-08-25 11:04 639232524938080723
58 ms 202.32.219.50
61 2026-08-25 11:04 639232524938080723
58 ms 210.138.20.110
60 2026-08-25 10:11 639232492740373468
47 ms 202.32.219.50
59 2026-08-25 10:11 639232492740373468
47 ms 210.138.20.110
58 2026-08-25 09:53 639232482235303141
79 ms 202.32.219.50
57 2026-08-25 09:53 639232482235303141
79 ms 210.138.20.110
56 2026-08-25 09:36 639232471861770303
259 ms 210.138.20.110
55 2026-08-25 09:36 639232471861770303
259 ms 202.32.219.50
54 2026-08-25 09:19 639232461630217327
2068 ms 202.32.219.50
53 2026-08-25 09:19 639232461630217327
2068 ms 210.138.20.110
52 2026-08-25 09:02 639232451282965990
41 ms 202.32.219.50
51 2026-08-25 09:02 639232451282965990
41 ms 210.138.20.110
50 2026-08-25 08:44 639232440814614938
96 ms 202.32.219.50
49 2026-08-25 08:44 639232440814614938
96 ms 210.138.20.110
48 2026-08-25 08:27 639232430410720425
19 ms 210.138.20.110
47 2026-08-25 08:27 639232430410720425
19 ms 202.32.219.50
46 2026-08-25 08:10 639232420003096185
33 ms 202.32.219.50
45 2026-08-25 08:10 639232420003096185
33 ms 210.138.20.110
44 2026-08-25 07:52 639232409467287444
32 ms 202.32.219.50
43 2026-08-25 07:52 639232409467287444
32 ms 210.138.20.110
42 2026-08-25 07:35 639232399077195997
30 ms 202.32.219.50
41 2026-08-25 07:35 639232399077195997
30 ms 210.138.20.110
40 2026-08-25 07:17 639232388731528337
122 ms 202.32.219.50
39 2026-08-25 07:17 639232388731528337
122 ms 210.138.20.110
38 2026-08-25 07:00 639232378288598612
30 ms 202.32.219.50
37 2026-08-25 07:00 639232378288598612
30 ms 210.138.20.110
36 2026-08-25 06:06 639232346196373643
5 ms 202.32.219.50
35 2026-08-25 06:06 639232346196373643
5 ms 210.138.20.110
34 2026-08-25 05:50 639232336112370741
222 ms 202.32.219.50
33 2026-08-25 05:50 639232336112370741
222 ms 210.138.20.110
32 2026-08-25 05:33 639232326146508970
180 ms 210.138.20.110
31 2026-08-25 05:33 639232326146508970
180 ms 202.32.219.50
30 2026-08-25 05:16 639232316189381720
2 ms 210.138.20.110
29 2026-08-25 05:16 639232316189381720
2 ms 202.32.219.50
28 2026-08-25 05:00 639232306217998913
274 ms 210.138.20.110
27 2026-08-25 05:00 639232306217998913
274 ms 202.32.219.50
26 2026-08-25 04:43 639232296255744174
22 ms 202.32.219.50
25 2026-08-25 04:43 639232296255744174
22 ms 210.138.20.110
24 2026-08-25 04:26 639232286095760789
52 ms 210.138.20.110
23 2026-08-25 04:26 639232286095760789
52 ms 202.32.219.50
22 2026-08-25 04:10 639232276086186273
275 ms 202.32.219.50
21 2026-08-25 04:10 639232276086186273
275 ms 210.138.20.110
20 2026-08-25 03:53 639232265900986425
24 ms 202.32.219.50
19 2026-08-25 03:53 639232265900986425
24 ms 210.138.20.110
18 2026-08-25 03:36 639232255723518075
33 ms 202.32.219.50
17 2026-08-25 03:36 639232255723518075
33 ms 210.138.20.110
16 2026-08-25 03:19 639232245484452890
37 ms 202.32.219.50
15 2026-08-25 03:19 639232245484452890
37 ms 210.138.20.110
14 2026-08-25 03:01 639232235157175331
4017 ms 202.32.219.50
13 2026-08-25 03:01 639232235157175331
4017 ms 210.138.20.110
12 2026-08-25 02:08 639232203197189095
34 ms 202.32.219.50
11 2026-08-25 02:08 639232203197189095
34 ms 210.138.20.110
10 2026-08-25 01:51 639232192844564298
34 ms 202.32.219.50
9 2026-08-25 01:51 639232192844564298
34 ms 210.138.20.110
8 2026-08-25 01:34 639232182496008942
57 ms 202.32.219.50
7 2026-08-25 01:34 639232182496008942
57 ms 210.138.20.110
6 2026-08-25 01:16 639232172197053132
162 ms 210.138.20.110
5 2026-08-25 01:16 639232172197053132
162 ms 202.32.219.50
4 2026-08-25 00:23 639232140250307418
8 ms 202.32.219.50
3 2026-08-25 00:23 639232140250307418
8 ms 210.138.20.110
2 2026-08-25 00:06 639232129927860324
29 ms 202.32.219.50
1 2026-08-25 00:06 639232129927860324
29 ms 210.138.20.110