History for a.root-servers.net
Domain: root-servers.net • Tracking since 2026-04-29 22:26 UTC
Records on Selected Date
59
Historical checks stored for this nameserver on selected date
Average Latency
24 ms
Calculated from available response records
Latest Check on Selected Date
2026-06-16 23:57
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
59
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 2026-06-16 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 |
|---|---|---|---|---|---|
| 59 | 2026-06-16 23:57 | 639172510300053543 |
|
97 ms | 198.41.0.4 |
| 58 | 2026-06-16 23:46 | 639172504187247220 |
|
97 ms | 198.41.0.4 |
| 57 | 2026-06-16 23:11 | 639172482719595265 |
|
5 ms | 198.41.0.4 |
| 56 | 2026-06-16 22:53 | 639172471881499078 |
|
7 ms | 198.41.0.4 |
| 55 | 2026-06-16 22:35 | 639172461479225619 |
|
3 ms | 198.41.0.4 |
| 54 | 2026-06-16 22:17 | 639172450605133117 |
|
103 ms | 198.41.0.4 |
| 53 | 2026-06-16 21:59 | 639172439429846871 |
|
3 ms | 198.41.0.4 |
| 52 | 2026-06-16 21:40 | 639172428177654856 |
|
5 ms | 198.41.0.4 |
| 51 | 2026-06-16 20:35 | 639172389410959185 |
|
6 ms | 198.41.0.4 |
| 50 | 2026-06-16 20:17 | 639172378624430203 |
|
5 ms | 198.41.0.4 |
| 49 | 2026-06-16 19:59 | 639172367828874759 |
|
5 ms | 198.41.0.4 |
| 48 | 2026-06-16 19:41 | 639172357159375180 |
|
100 ms | 198.41.0.4 |
| 47 | 2026-06-16 19:23 | 639172346007158088 |
|
5 ms | 198.41.0.4 |
| 46 | 2026-06-16 19:04 | 639172334806694752 |
|
5 ms | 198.41.0.4 |
| 45 | 2026-06-16 18:00 | 639172296140778896 |
|
6 ms | 198.41.0.4 |
| 44 | 2026-06-16 17:42 | 639172285408093009 |
|
9 ms | 198.41.0.4 |
| 43 | 2026-06-16 17:24 | 639172274735897314 |
|
8 ms | 198.41.0.4 |
| 42 | 2026-06-16 17:06 | 639172263947633742 |
|
94 ms | 198.41.0.4 |
| 41 | 2026-06-16 16:48 | 639172252834877876 |
|
3 ms | 198.41.0.4 |
| 40 | 2026-06-16 16:29 | 639172241500034182 |
|
13 ms | 198.41.0.4 |
| 39 | 2026-06-16 15:24 | 639172202730338877 |
|
12 ms | 198.41.0.4 |
| 38 | 2026-06-16 15:06 | 639172191925561272 |
|
3 ms | 198.41.0.4 |
| 37 | 2026-06-16 14:48 | 639172181171316883 |
|
4 ms | 198.41.0.4 |
| 36 | 2026-06-16 14:30 | 639172170334421175 |
|
127 ms | 198.41.0.4 |
| 35 | 2026-06-16 14:11 | 639172159002253886 |
|
4 ms | 198.41.0.4 |
| 34 | 2026-06-16 13:53 | 639172147923919353 |
|
2 ms | 198.41.0.4 |
| 33 | 2026-06-16 12:48 | 639172109393003513 |
|
9 ms | 198.41.0.4 |
| 32 | 2026-06-16 12:31 | 639172098628302388 |
|
8 ms | 198.41.0.4 |
| 31 | 2026-06-16 12:13 | 639172087952836639 |
|
6 ms | 198.41.0.4 |
| 30 | 2026-06-16 11:55 | 639172077149066682 |
|
87 ms | 198.41.0.4 |
| 29 | 2026-06-16 11:36 | 639172065921892831 |
|
14 ms | 198.41.0.4 |
| 28 | 2026-06-16 11:17 | 639172054691770279 |
|
13 ms | 198.41.0.4 |
| 27 | 2026-06-16 10:13 | 639172015951874085 |
|
11 ms | 198.41.0.4 |
| 26 | 2026-06-16 09:55 | 639172005080742911 |
|
6 ms | 198.41.0.4 |
| 25 | 2026-06-16 09:37 | 639171994488296566 |
|
13 ms | 198.41.0.4 |
| 24 | 2026-06-16 09:19 | 639171983674459215 |
|
110 ms | 198.41.0.4 |
| 23 | 2026-06-16 09:00 | 639171972526967324 |
|
14 ms | 198.41.0.4 |
| 22 | 2026-06-16 08:42 | 639171961451588621 |
|
16 ms | 198.41.0.4 |
| 21 | 2026-06-16 07:37 | 639171922594220614 |
|
5 ms | 198.41.0.4 |
| 20 | 2026-06-16 07:19 | 639171911902984664 |
|
9 ms | 198.41.0.4 |
| 19 | 2026-06-16 07:02 | 639171901270313708 |
|
6 ms | 198.41.0.4 |
| 18 | 2026-06-16 06:44 | 639171890594542133 |
|
111 ms | 198.41.0.4 |
| 17 | 2026-06-16 06:26 | 639171879730652293 |
|
23 ms | 198.41.0.4 |
| 16 | 2026-06-16 06:07 | 639171868589919093 |
|
4 ms | 198.41.0.4 |
| 15 | 2026-06-16 05:04 | 639171830513611121 |
|
8 ms | 198.41.0.4 |
| 14 | 2026-06-16 04:46 | 639171820059156642 |
|
2 ms | 198.41.0.4 |
| 13 | 2026-06-16 04:29 | 639171809601951612 |
|
4 ms | 198.41.0.4 |
| 12 | 2026-06-16 04:11 | 639171798867880138 |
|
79 ms | 198.41.0.4 |
| 11 | 2026-06-16 03:52 | 639171787604186794 |
|
3 ms | 198.41.0.4 |
| 10 | 2026-06-16 03:34 | 639171776588325136 |
|
6 ms | 198.41.0.4 |
| 9 | 2026-06-16 02:30 | 639171738576347823 |
|
3 ms | 198.41.0.4 |
| 8 | 2026-06-16 02:13 | 639171728092071890 |
|
7 ms | 198.41.0.4 |
| 7 | 2026-06-16 01:56 | 639171717839109152 |
|
5 ms | 198.41.0.4 |
| 6 | 2026-06-16 01:38 | 639171707311072095 |
|
77 ms | 198.41.0.4 |
| 5 | 2026-06-16 01:20 | 639171696405711185 |
|
25 ms | 198.41.0.4 |
| 4 | 2026-06-16 01:03 | 639171686003368065 |
|
3 ms | 198.41.0.4 |
| 3 | 2026-06-16 00:45 | 639171675182648783 |
|
8 ms | 198.41.0.4 |
| 2 | 2026-06-16 00:27 | 639171664325128744 |
|
7 ms | 198.41.0.4 |
| 1 | 2026-06-16 00:08 | 639171653298340767 |
|
7 ms | 198.41.0.4 |