History for a.root-servers.net
Domain: root-servers.net • Tracking since 2026-04-29 22:26 UTC
Records on Selected Date
30
Historical checks stored for this nameserver on selected date
Average Latency
23 ms
Calculated from available response records
Latest Check on Selected Date
2026-06-30 08:31
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
30
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 2026-06-30 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 |
|---|---|---|---|---|---|
| 30 | 2026-06-30 08:31 | 639184050835941768 |
|
28 ms | 198.41.0.4 |
| 29 | 2026-06-30 08:13 | 639184040184630524 |
|
3 ms | 198.41.0.4 |
| 28 | 2026-06-30 07:55 | 639184029264446362 |
|
3 ms | 198.41.0.4 |
| 27 | 2026-06-30 07:37 | 639184018710211991 |
|
93 ms | 198.41.0.4 |
| 26 | 2026-06-30 07:19 | 639184007815534845 |
|
3 ms | 198.41.0.4 |
| 25 | 2026-06-30 07:02 | 639183997299180253 |
|
5 ms | 198.41.0.4 |
| 24 | 2026-06-30 06:44 | 639183986468313648 |
|
3 ms | 198.41.0.4 |
| 23 | 2026-06-30 06:26 | 639183975840060221 |
|
6 ms | 198.41.0.4 |
| 22 | 2026-06-30 06:08 | 639183965259931868 |
|
35 ms | 198.41.0.4 |
| 21 | 2026-06-30 05:51 | 639183954756335764 |
|
74 ms | 198.41.0.4 |
| 20 | 2026-06-30 05:33 | 639183943943206601 |
|
26 ms | 198.41.0.4 |
| 19 | 2026-06-30 05:16 | 639183933695152502 |
|
3 ms | 198.41.0.4 |
| 18 | 2026-06-30 04:58 | 639183923344999951 |
|
17 ms | 198.41.0.4 |
| 17 | 2026-06-30 04:41 | 639183912998524028 |
|
6 ms | 198.41.0.4 |
| 16 | 2026-06-30 04:24 | 639183902491702658 |
|
12 ms | 198.41.0.4 |
| 15 | 2026-06-30 04:06 | 639183892022395294 |
|
103 ms | 198.41.0.4 |
| 14 | 2026-06-30 03:48 | 639183881285091893 |
|
16 ms | 198.41.0.4 |
| 13 | 2026-06-30 03:31 | 639183870739141567 |
|
5 ms | 198.41.0.4 |
| 12 | 2026-06-30 03:13 | 639183860068227207 |
|
4 ms | 198.41.0.4 |
| 11 | 2026-06-30 02:56 | 639183849634422097 |
|
5 ms | 198.41.0.4 |
| 10 | 2026-06-30 02:38 | 639183839126643784 |
|
4 ms | 198.41.0.4 |
| 9 | 2026-06-30 02:21 | 639183828755357227 |
|
64 ms | 198.41.0.4 |
| 8 | 2026-06-30 02:03 | 639183818066432499 |
|
2 ms | 198.41.0.4 |
| 7 | 2026-06-30 01:46 | 639183807721504961 |
|
8 ms | 198.41.0.4 |
| 6 | 2026-06-30 01:28 | 639183797265358160 |
|
2 ms | 198.41.0.4 |
| 5 | 2026-06-30 01:11 | 639183786832681393 |
|
8 ms | 198.41.0.4 |
| 4 | 2026-06-30 00:53 | 639183776279685397 |
|
5 ms | 198.41.0.4 |
| 3 | 2026-06-30 00:36 | 639183765740536677 |
|
133 ms | 198.41.0.4 |
| 2 | 2026-06-30 00:18 | 639183755068212470 |
|
5 ms | 198.41.0.4 |
| 1 | 2026-06-30 00:00 | 639183744503644190 |
|
6 ms | 198.41.0.4 |