History for dc-ns02-22.saitama-city.ed.jp
Domain: saitama-city.ed.jp • Tracking since 2026-08-04 23:25 UTC
DNS response history for dc-ns02-22.saitama-city.ed.jp
dc-ns02-22.saitama-city.ed.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 19 DNS check records, 19 successful responses, 0 failed responses, and 1138 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 dc-ns02-22.saitama-city.ed.jp.
Records on Selected Date
19
Historical checks stored for this nameserver on selected date
Average Latency
1138 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-25 06:18
All timestamps shown in UTC
Latest Resolved IP on Selected Date
218.225.111.197
Most recently resolved hosting IP on selected date
Successful Responses
19
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 dc-ns02-22.saitama-city.ed.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 |
|---|---|---|---|---|---|
| 19 | 2026-08-25 06:18 | 639232346196373643 |
|
1162 ms | 218.225.111.197 |
| 18 | 2026-08-25 06:02 | 639232336112370741 |
|
1140 ms | 218.225.111.197 |
| 17 | 2026-08-25 05:45 | 639232326146508970 |
|
1149 ms | 218.225.111.197 |
| 16 | 2026-08-25 05:28 | 639232316189381720 |
|
1153 ms | 218.225.111.197 |
| 15 | 2026-08-25 05:12 | 639232306217998913 |
|
1169 ms | 218.225.111.197 |
| 14 | 2026-08-25 04:55 | 639232296255744174 |
|
1131 ms | 218.225.111.197 |
| 13 | 2026-08-25 04:38 | 639232286095760789 |
|
869 ms | 218.225.111.197 |
| 12 | 2026-08-25 04:21 | 639232276086186273 |
|
1168 ms | 218.225.111.197 |
| 11 | 2026-08-25 04:05 | 639232265900986425 |
|
1154 ms | 218.225.111.197 |
| 10 | 2026-08-25 03:48 | 639232255723518075 |
|
887 ms | 218.225.111.197 |
| 9 | 2026-08-25 03:31 | 639232245484452890 |
|
1162 ms | 218.225.111.197 |
| 8 | 2026-08-25 03:14 | 639232235157175331 |
|
1153 ms | 218.225.111.197 |
| 7 | 2026-08-25 02:20 | 639232203197189095 |
|
1164 ms | 218.225.111.197 |
| 6 | 2026-08-25 02:03 | 639232192844564298 |
|
1389 ms | 218.225.111.197 |
| 5 | 2026-08-25 01:46 | 639232182496008942 |
|
1135 ms | 218.225.111.197 |
| 4 | 2026-08-25 01:29 | 639232172197053132 |
|
1162 ms | 218.225.111.197 |
| 3 | 2026-08-25 00:35 | 639232140250307418 |
|
862 ms | 218.225.111.197 |
| 2 | 2026-08-25 00:18 | 639232129927860324 |
|
1468 ms | 218.225.111.197 |
| 1 | 2026-08-25 00:01 | 639232119551972438 |
|
1151 ms | 218.225.111.197 |