History for f.root-servers.net
Domain: root-servers.net • Tracking since 2026-08-04 23:25 UTC
DNS response history for f.root-servers.net
f.root-servers.net 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 2026-08-28. For this date, NameServerHistory found 56 DNS check records, 56 successful responses, 0 failed responses, and 7 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 f.root-servers.net.
Records on Selected Date
56
Historical checks stored for this nameserver on selected date
Average Latency
7 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-28 23:44
All timestamps shown in UTC
Latest Resolved IP on Selected Date
192.5.5.241
Most recently resolved hosting IP on selected date
Successful Responses
56
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 f.root-servers.net
Showing DNS history for 2026-08-28 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 |
|---|---|---|---|---|---|
| 56 | 2026-08-28 23:44 | 639235574865467349 |
|
6 ms | 192.5.5.241 |
| 55 | 2026-08-28 23:27 | 639235564640220198 |
|
3 ms | 192.5.5.241 |
| 54 | 2026-08-28 23:10 | 639235554328938529 |
|
7 ms | 192.5.5.241 |
| 53 | 2026-08-28 22:53 | 639235543879452837 |
|
4 ms | 192.5.5.241 |
| 52 | 2026-08-28 21:59 | 639235511923394567 |
|
4 ms | 192.5.5.241 |
| 51 | 2026-08-28 21:42 | 639235501571282412 |
|
8 ms | 192.5.5.241 |
| 50 | 2026-08-28 21:25 | 639235491147763512 |
|
4 ms | 192.5.5.241 |
| 49 | 2026-08-28 21:07 | 639235480607057252 |
|
5 ms | 192.5.5.241 |
| 48 | 2026-08-28 20:14 | 639235448504869535 |
|
49 ms | 192.5.5.241 |
| 47 | 2026-08-28 19:57 | 639235438205961423 |
|
8 ms | 192.5.5.241 |
| 46 | 2026-08-28 19:39 | 639235427771603643 |
|
5 ms | 192.5.5.241 |
| 45 | 2026-08-28 19:22 | 639235417327437217 |
|
4 ms | 192.5.5.241 |
| 44 | 2026-08-28 18:29 | 639235385468729647 |
|
4 ms | 192.5.5.241 |
| 43 | 2026-08-28 18:12 | 639235375227508188 |
|
9 ms | 192.5.5.241 |
| 42 | 2026-08-28 17:54 | 639235364947407812 |
|
4 ms | 192.5.5.241 |
| 41 | 2026-08-28 17:37 | 639235354434017190 |
|
4 ms | 192.5.5.241 |
| 40 | 2026-08-28 16:44 | 639235322621629103 |
|
8 ms | 192.5.5.241 |
| 39 | 2026-08-28 16:27 | 639235312230592801 |
|
4 ms | 192.5.5.241 |
| 38 | 2026-08-28 16:09 | 639235301738139314 |
|
22 ms | 192.5.5.241 |
| 37 | 2026-08-28 15:51 | 639235291168160936 |
|
31 ms | 192.5.5.241 |
| 36 | 2026-08-28 14:58 | 639235258803654519 |
|
7 ms | 192.5.5.241 |
| 35 | 2026-08-28 14:40 | 639235248596087996 |
|
7 ms | 192.5.5.241 |
| 34 | 2026-08-28 14:23 | 639235238225955920 |
|
4 ms | 192.5.5.241 |
| 33 | 2026-08-28 14:06 | 639235227727862105 |
|
5 ms | 192.5.5.241 |
| 32 | 2026-08-28 13:12 | 639235195230848570 |
|
5 ms | 192.5.5.241 |
| 31 | 2026-08-28 12:54 | 639235184840503274 |
|
4 ms | 192.5.5.241 |
| 30 | 2026-08-28 12:37 | 639235174453894956 |
|
6 ms | 192.5.5.241 |
| 29 | 2026-08-28 12:19 | 639235163898672622 |
|
4 ms | 192.5.5.241 |
| 28 | 2026-08-28 11:26 | 639235132147470568 |
|
3 ms | 192.5.5.241 |
| 27 | 2026-08-28 11:09 | 639235121907744088 |
|
3 ms | 192.5.5.241 |
| 26 | 2026-08-28 10:52 | 639235111428014262 |
|
10 ms | 192.5.5.241 |
| 25 | 2026-08-28 10:34 | 639235100921813626 |
|
17 ms | 192.5.5.241 |
| 24 | 2026-08-28 09:41 | 639235068670703481 |
|
3 ms | 192.5.5.241 |
| 23 | 2026-08-28 09:23 | 639235058337459445 |
|
5 ms | 192.5.5.241 |
| 22 | 2026-08-28 09:06 | 639235047825109146 |
|
10 ms | 192.5.5.241 |
| 21 | 2026-08-28 08:48 | 639235037383229033 |
|
6 ms | 192.5.5.241 |
| 20 | 2026-08-28 07:56 | 639235005619242711 |
|
6 ms | 192.5.5.241 |
| 19 | 2026-08-28 07:38 | 639234995310346584 |
|
5 ms | 192.5.5.241 |
| 18 | 2026-08-28 07:21 | 639234984946548933 |
|
3 ms | 192.5.5.241 |
| 17 | 2026-08-28 07:04 | 639234974608077290 |
|
5 ms | 192.5.5.241 |
| 16 | 2026-08-28 06:10 | 639234942529845595 |
|
7 ms | 192.5.5.241 |
| 15 | 2026-08-28 05:53 | 639234932259126627 |
|
3 ms | 192.5.5.241 |
| 14 | 2026-08-28 05:36 | 639234921916735988 |
|
3 ms | 192.5.5.241 |
| 13 | 2026-08-28 05:19 | 639234911470038027 |
|
13 ms | 192.5.5.241 |
| 12 | 2026-08-28 04:25 | 639234879588411654 |
|
2 ms | 192.5.5.241 |
| 11 | 2026-08-28 04:08 | 639234869341589104 |
|
6 ms | 192.5.5.241 |
| 10 | 2026-08-28 03:51 | 639234859012216675 |
|
6 ms | 192.5.5.241 |
| 9 | 2026-08-28 03:34 | 639234848695364934 |
|
3 ms | 192.5.5.241 |
| 8 | 2026-08-28 02:41 | 639234816952458162 |
|
3 ms | 192.5.5.241 |
| 7 | 2026-08-28 02:24 | 639234806773081598 |
|
5 ms | 192.5.5.241 |
| 6 | 2026-08-28 02:07 | 639234796382955255 |
|
5 ms | 192.5.5.241 |
| 5 | 2026-08-28 01:50 | 639234786015782563 |
|
6 ms | 192.5.5.241 |
| 4 | 2026-08-28 00:56 | 639234753811917646 |
|
4 ms | 192.5.5.241 |
| 3 | 2026-08-28 00:39 | 639234743739767811 |
|
4 ms | 192.5.5.241 |
| 2 | 2026-08-28 00:22 | 639234733372362811 |
|
3 ms | 192.5.5.241 |
| 1 | 2026-08-28 00:05 | 639234723048550337 |
|
8 ms | 192.5.5.241 |