History for a.root-servers.net
Domain: root-servers.net • Tracking since 2026-04-29 22:26 UTC
Records on Selected Date
92
Historical checks stored for this nameserver on selected date
Average Latency
23 ms
Calculated from available response records
Latest Check on Selected Date
2026-06-17 23:53
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
92
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 2026-06-17 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 |
|---|---|---|---|---|---|
| 92 | 2026-06-17 23:53 | 639173372031231130 |
|
90 ms | 198.41.0.4 |
| 91 | 2026-06-17 23:37 | 639173362761478483 |
|
9 ms | 198.41.0.4 |
| 90 | 2026-06-17 23:22 | 639173353713431943 |
|
3 ms | 198.41.0.4 |
| 89 | 2026-06-17 23:07 | 639173344623003010 |
|
8 ms | 198.41.0.4 |
| 88 | 2026-06-17 22:52 | 639173335492002602 |
|
11 ms | 198.41.0.4 |
| 87 | 2026-06-17 22:37 | 639173326327639220 |
|
33 ms | 198.41.0.4 |
| 86 | 2026-06-17 22:22 | 639173317341207959 |
|
167 ms | 198.41.0.4 |
| 85 | 2026-06-17 22:06 | 639173308021870732 |
|
5 ms | 198.41.0.4 |
| 84 | 2026-06-17 21:51 | 639173299090390550 |
|
7 ms | 198.41.0.4 |
| 83 | 2026-06-17 21:36 | 639173290061148607 |
|
13 ms | 198.41.0.4 |
| 82 | 2026-06-17 21:21 | 639173280992504848 |
|
26 ms | 198.41.0.4 |
| 81 | 2026-06-17 21:06 | 639173271864813716 |
|
12 ms | 198.41.0.4 |
| 80 | 2026-06-17 20:51 | 639173262846622993 |
|
98 ms | 198.41.0.4 |
| 79 | 2026-06-17 20:36 | 639173253630040828 |
|
8 ms | 198.41.0.4 |
| 78 | 2026-06-17 20:20 | 639173244594667032 |
|
9 ms | 198.41.0.4 |
| 77 | 2026-06-17 20:05 | 639173235526252124 |
|
3 ms | 198.41.0.4 |
| 76 | 2026-06-17 19:50 | 639173226520757265 |
|
7 ms | 198.41.0.4 |
| 75 | 2026-06-17 19:35 | 639173217361115654 |
|
5 ms | 198.41.0.4 |
| 74 | 2026-06-17 19:20 | 639173208221848860 |
|
68 ms | 198.41.0.4 |
| 73 | 2026-06-17 19:04 | 639173198782680067 |
|
5 ms | 198.41.0.4 |
| 72 | 2026-06-17 18:49 | 639173189737631881 |
|
6 ms | 198.41.0.4 |
| 71 | 2026-06-17 18:34 | 639173180714107420 |
|
20 ms | 198.41.0.4 |
| 70 | 2026-06-17 18:19 | 639173171488484679 |
|
9 ms | 198.41.0.4 |
| 69 | 2026-06-17 18:04 | 639173162518010921 |
|
6 ms | 198.41.0.4 |
| 68 | 2026-06-17 17:49 | 639173153416113780 |
|
113 ms | 198.41.0.4 |
| 67 | 2026-06-17 17:33 | 639173144120117693 |
|
3 ms | 198.41.0.4 |
| 66 | 2026-06-17 17:18 | 639173134942207303 |
|
4 ms | 198.41.0.4 |
| 65 | 2026-06-17 17:02 | 639173125761564670 |
|
8 ms | 198.41.0.4 |
| 64 | 2026-06-17 16:47 | 639173116645732426 |
|
6 ms | 198.41.0.4 |
| 63 | 2026-06-17 16:32 | 639173107326873126 |
|
32 ms | 198.41.0.4 |
| 62 | 2026-06-17 16:16 | 639173098148748958 |
|
99 ms | 198.41.0.4 |
| 61 | 2026-06-17 16:01 | 639173088827935695 |
|
5 ms | 198.41.0.4 |
| 60 | 2026-06-17 15:46 | 639173079819064719 |
|
10 ms | 198.41.0.4 |
| 59 | 2026-06-17 15:31 | 639173070974536454 |
|
3 ms | 198.41.0.4 |
| 58 | 2026-06-17 15:16 | 639173061758769441 |
|
12 ms | 198.41.0.4 |
| 57 | 2026-06-17 15:00 | 639173052460269938 |
|
18 ms | 198.41.0.4 |
| 56 | 2026-06-17 14:45 | 639173043241986023 |
|
70 ms | 198.41.0.4 |
| 55 | 2026-06-17 14:30 | 639173034021573828 |
|
4 ms | 198.41.0.4 |
| 54 | 2026-06-17 14:14 | 639173024913761936 |
|
12 ms | 198.41.0.4 |
| 53 | 2026-06-17 13:59 | 639173015854670432 |
|
6 ms | 198.41.0.4 |
| 52 | 2026-06-17 13:45 | 639173007007098158 |
|
7 ms | 198.41.0.4 |
| 51 | 2026-06-17 13:29 | 639172997846892594 |
|
8 ms | 198.41.0.4 |
| 50 | 2026-06-17 13:14 | 639172988817207111 |
|
101 ms | 198.41.0.4 |
| 49 | 2026-06-17 12:59 | 639172979638030298 |
|
3 ms | 198.41.0.4 |
| 48 | 2026-06-17 12:44 | 639172970546107679 |
|
16 ms | 198.41.0.4 |
| 47 | 2026-06-17 12:28 | 639172961397681736 |
|
2 ms | 198.41.0.4 |
| 46 | 2026-06-17 12:13 | 639172952261192625 |
|
11 ms | 198.41.0.4 |
| 45 | 2026-06-17 11:58 | 639172943207229603 |
|
8 ms | 198.41.0.4 |
| 44 | 2026-06-17 11:43 | 639172934106131260 |
|
94 ms | 198.41.0.4 |
| 43 | 2026-06-17 11:27 | 639172924699018001 |
|
3 ms | 198.41.0.4 |
| 42 | 2026-06-17 11:12 | 639172915458508582 |
|
4 ms | 198.41.0.4 |
| 41 | 2026-06-17 10:57 | 639172906270233312 |
|
13 ms | 198.41.0.4 |
| 40 | 2026-06-17 10:41 | 639172897033994747 |
|
4 ms | 198.41.0.4 |
| 39 | 2026-06-17 10:26 | 639172887868720542 |
|
3 ms | 198.41.0.4 |
| 38 | 2026-06-17 10:11 | 639172878668617338 |
|
107 ms | 198.41.0.4 |
| 37 | 2026-06-17 09:55 | 639172869226713002 |
|
15 ms | 198.41.0.4 |
| 36 | 2026-06-17 09:39 | 639172859973529475 |
|
5 ms | 198.41.0.4 |
| 35 | 2026-06-17 09:24 | 639172850703251674 |
|
14 ms | 198.41.0.4 |
| 34 | 2026-06-17 09:09 | 639172841566966062 |
|
4 ms | 198.41.0.4 |
| 33 | 2026-06-17 08:53 | 639172832333577524 |
|
2 ms | 198.41.0.4 |
| 32 | 2026-06-17 08:38 | 639172823010251469 |
|
79 ms | 198.41.0.4 |
| 31 | 2026-06-17 08:22 | 639172813523216841 |
|
10 ms | 198.41.0.4 |
| 30 | 2026-06-17 08:07 | 639172804206073638 |
|
4 ms | 198.41.0.4 |
| 29 | 2026-06-17 07:51 | 639172795089143207 |
|
4 ms | 198.41.0.4 |
| 28 | 2026-06-17 07:36 | 639172786146357231 |
|
6 ms | 198.41.0.4 |
| 27 | 2026-06-17 07:22 | 639172777213825296 |
|
7 ms | 198.41.0.4 |
| 26 | 2026-06-17 07:06 | 639172768067075232 |
|
95 ms | 198.41.0.4 |
| 25 | 2026-06-17 06:51 | 639172758888579979 |
|
6 ms | 198.41.0.4 |
| 24 | 2026-06-17 06:36 | 639172749914173038 |
|
3 ms | 198.41.0.4 |
| 23 | 2026-06-17 06:21 | 639172740979337570 |
|
7 ms | 198.41.0.4 |
| 22 | 2026-06-17 06:06 | 639172732176692211 |
|
10 ms | 198.41.0.4 |
| 21 | 2026-06-17 05:52 | 639172723280469585 |
|
3 ms | 198.41.0.4 |
| 20 | 2026-06-17 05:37 | 639172714534411764 |
|
82 ms | 198.41.0.4 |
| 19 | 2026-06-17 05:22 | 639172705452274706 |
|
3 ms | 198.41.0.4 |
| 18 | 2026-06-17 05:07 | 639172696594569573 |
|
10 ms | 198.41.0.4 |
| 17 | 2026-06-17 04:52 | 639172687569728898 |
|
4 ms | 198.41.0.4 |
| 16 | 2026-06-17 04:37 | 639172678687758191 |
|
12 ms | 198.41.0.4 |
| 15 | 2026-06-17 04:22 | 639172669770173400 |
|
6 ms | 198.41.0.4 |
| 14 | 2026-06-17 04:08 | 639172660818113422 |
|
64 ms | 198.41.0.4 |
| 13 | 2026-06-17 03:52 | 639172651632075203 |
|
10 ms | 198.41.0.4 |
| 12 | 2026-06-17 03:37 | 639172642537887412 |
|
6 ms | 198.41.0.4 |
| 11 | 2026-06-17 03:22 | 639172633520328429 |
|
3 ms | 198.41.0.4 |
| 10 | 2026-06-17 03:07 | 639172624340595314 |
|
3 ms | 198.41.0.4 |
| 9 | 2026-06-17 02:52 | 639172615271589314 |
|
7 ms | 198.41.0.4 |
| 8 | 2026-06-17 02:37 | 639172606342244354 |
|
94 ms | 198.41.0.4 |
| 7 | 2026-06-17 02:22 | 639172597258816352 |
|
2 ms | 198.41.0.4 |
| 6 | 2026-06-17 02:07 | 639172588272129291 |
|
7 ms | 198.41.0.4 |
| 5 | 2026-06-17 01:52 | 639172579359388786 |
|
6 ms | 198.41.0.4 |
| 4 | 2026-06-17 01:37 | 639172570250527695 |
|
3 ms | 198.41.0.4 |
| 3 | 2026-06-17 01:21 | 639172560980903701 |
|
18 ms | 198.41.0.4 |
| 2 | 2026-06-17 01:06 | 639172551674103692 |
|
73 ms | 198.41.0.4 |
| 1 | 2026-06-17 00:12 | 639172519747618896 |
|
3 ms | 198.41.0.4 |