History for ns1.art21japan.com
Domain: art21japan.com • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns1.art21japan.com
ns1.art21japan.com 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 46 DNS check records, 46 successful responses, 0 failed responses, and 1759 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.art21japan.com.
Records on Selected Date
46
Historical checks stored for this nameserver on selected date
Average Latency
1759 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 15:57
All timestamps shown in UTC
Latest Resolved IP on Selected Date
220.109.211.81
Most recently resolved hosting IP on selected date
Successful Responses
46
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.art21japan.com
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 |
|---|---|---|---|---|---|
| 46 | 2026-08-25 15:57 | 639232692629559470 |
|
1694 ms | 220.109.211.81 |
| 45 | 2026-08-25 15:39 | 639232682238836475 |
|
1704 ms | 220.109.211.81 |
| 44 | 2026-08-25 15:22 | 639232671787004306 |
|
1735 ms | 220.109.211.81 |
| 43 | 2026-08-25 14:27 | 639232638994329666 |
|
1759 ms | 220.109.211.81 |
| 42 | 2026-08-25 14:10 | 639232628614783237 |
|
3 ms | 220.109.211.81 |
| 41 | 2026-08-25 13:52 | 639232618360728578 |
|
2282 ms | 220.109.211.81 |
| 40 | 2026-08-25 13:35 | 639232608016476376 |
|
2288 ms | 220.109.211.81 |
| 39 | 2026-08-25 13:18 | 639232597643611557 |
|
4 ms | 220.109.211.81 |
| 38 | 2026-08-25 13:01 | 639232587225721862 |
|
4279 ms | 220.109.211.81 |
| 37 | 2026-08-25 12:43 | 639232576780683689 |
|
2001 ms | 220.109.211.81 |
| 36 | 2026-08-25 12:26 | 639232566381512620 |
|
3821 ms | 220.109.211.81 |
| 35 | 2026-08-25 12:09 | 639232556111768563 |
|
1879 ms | 220.109.211.81 |
| 34 | 2026-08-25 11:52 | 639232545839529039 |
|
1772 ms | 220.109.211.81 |
| 33 | 2026-08-25 11:34 | 639232535349285207 |
|
1746 ms | 220.109.211.81 |
| 32 | 2026-08-25 11:17 | 639232524938080723 |
|
1970 ms | 220.109.211.81 |
| 31 | 2026-08-25 10:23 | 639232492740373468 |
|
1713 ms | 220.109.211.81 |
| 30 | 2026-08-25 10:06 | 639232482235303141 |
|
1869 ms | 220.109.211.81 |
| 29 | 2026-08-25 09:48 | 639232471861770303 |
|
1705 ms | 220.109.211.81 |
| 28 | 2026-08-25 09:31 | 639232461630217327 |
|
1137 ms | 220.109.211.81 |
| 27 | 2026-08-25 09:14 | 639232451282965990 |
|
1729 ms | 220.109.211.81 |
| 26 | 2026-08-25 08:57 | 639232440814614938 |
|
1714 ms | 220.109.211.81 |
| 25 | 2026-08-25 08:39 | 639232430410720425 |
|
1726 ms | 220.109.211.81 |
| 24 | 2026-08-25 08:22 | 639232420003096185 |
|
1708 ms | 220.109.211.81 |
| 23 | 2026-08-25 08:05 | 639232409467287444 |
|
1769 ms | 220.109.211.81 |
| 22 | 2026-08-25 07:47 | 639232399077195997 |
|
1124 ms | 220.109.211.81 |
| 21 | 2026-08-25 07:30 | 639232388731528337 |
|
1861 ms | 220.109.211.81 |
| 20 | 2026-08-25 07:13 | 639232378288598612 |
|
1134 ms | 220.109.211.81 |
| 19 | 2026-08-25 06:19 | 639232346196373643 |
|
1768 ms | 220.109.211.81 |
| 18 | 2026-08-25 06:02 | 639232336112370741 |
|
1703 ms | 220.109.211.81 |
| 17 | 2026-08-25 05:45 | 639232326146508970 |
|
1747 ms | 220.109.211.81 |
| 16 | 2026-08-25 05:28 | 639232316189381720 |
|
1722 ms | 220.109.211.81 |
| 15 | 2026-08-25 05:12 | 639232306217998913 |
|
1737 ms | 220.109.211.81 |
| 14 | 2026-08-25 04:55 | 639232296255744174 |
|
3 ms | 220.109.211.81 |
| 13 | 2026-08-25 04:38 | 639232286095760789 |
|
1700 ms | 220.109.211.81 |
| 12 | 2026-08-25 04:22 | 639232276086186273 |
|
1124 ms | 220.109.211.81 |
| 11 | 2026-08-25 04:05 | 639232265900986425 |
|
1697 ms | 220.109.211.81 |
| 10 | 2026-08-25 03:48 | 639232255723518075 |
|
1724 ms | 220.109.211.81 |
| 9 | 2026-08-25 03:31 | 639232245484452890 |
|
1699 ms | 220.109.211.81 |
| 8 | 2026-08-25 03:14 | 639232235157175331 |
|
1707 ms | 220.109.211.81 |
| 7 | 2026-08-25 02:20 | 639232203197189095 |
|
1693 ms | 220.109.211.81 |
| 6 | 2026-08-25 02:03 | 639232192844564298 |
|
1707 ms | 220.109.211.81 |
| 5 | 2026-08-25 01:46 | 639232182496008942 |
|
1703 ms | 220.109.211.81 |
| 4 | 2026-08-25 01:29 | 639232172197053132 |
|
4266 ms | 220.109.211.81 |
| 3 | 2026-08-25 00:35 | 639232140250307418 |
|
1704 ms | 220.109.211.81 |
| 2 | 2026-08-25 00:19 | 639232129927860324 |
|
1700 ms | 220.109.211.81 |
| 1 | 2026-08-25 00:01 | 639232119551972438 |
|
1700 ms | 220.109.211.81 |