History for a.root-servers.net
Domain: root-servers.net • Tracking since 2026-04-29 22:26 UTC
Records on Selected Date
3
Historical checks stored for this nameserver on selected date
Average Latency
25 ms
Calculated from available response records
Latest Check on Selected Date
2026-07-05 01:27
All timestamps shown in UTC
Latest Resolved IP on Selected Date
198.41.0.4
Most recently resolved hosting IP on selected date
Successful Responses
3
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 a.root-servers.net
Showing DNS history for 2026-07-05 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 |
|---|---|---|---|---|---|
| 3 | 2026-07-05 01:27 | 639188116246008369 |
|
68 ms | 198.41.0.4 |
| 2 | 2026-07-05 01:08 | 639188105101963216 |
|
5 ms | 198.41.0.4 |
| 1 | 2026-07-05 00:49 | 639188093926931328 |
|
3 ms | 198.41.0.4 |