History for b.root-server.info
Domain: root-server.info • Tracking since 2026-08-04 23:25 UTC
DNS response history for b.root-server.info
b.root-server.info 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 2026-08-27. For this date, NameServerHistory found 51 DNS check records, 50 successful responses, 1 failed responses, and 554 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 b.root-server.info.
Records on Selected Date
51
Historical checks stored for this nameserver on selected date
Average Latency
554 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-27 16:56
All timestamps shown in UTC
Latest Resolved IP on Selected Date
128.199.214.95
Most recently resolved hosting IP on selected date
Successful Responses
50
Checks that returned a measurable response
Failed Responses
1
Checks with no response or no returned latency
Failure Rate
2%
Based on the selected date history
Selected Date Status
Responsive
At least one successful response exists on selected date
History for b.root-server.info
Showing DNS history for 2026-08-27 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 |
|---|---|---|---|---|---|
| 51 | 2026-08-27 16:56 | 639234463759124388 |
|
20 ms | 128.199.214.95 |
| 50 | 2026-08-27 16:39 | 639234453500759178 |
|
2024 ms | 128.199.214.95 |
| 49 | 2026-08-27 16:21 | 639234442983541638 |
|
207 ms | 128.199.214.95 |
| 48 | 2026-08-27 16:04 | 639234432404354562 |
|
277 ms | 128.199.214.95 |
| 47 | 2026-08-27 15:09 | 639234399767719119 |
|
175 ms | 128.199.214.95 |
| 46 | 2026-08-27 14:52 | 639234389460601485 |
|
338 ms | 128.199.214.95 |
| 45 | 2026-08-27 14:35 | 639234379227178707 |
|
35 ms | 128.199.214.95 |
| 44 | 2026-08-27 14:18 | 639234369065315214 |
|
43 ms | 128.199.214.95 |
| 43 | 2026-08-27 14:01 | 639234358825501576 |
|
266 ms | 128.199.214.95 |
| 42 | 2026-08-27 13:44 | 639234348572745268 |
|
289 ms | 128.199.214.95 |
| 41 | 2026-08-27 13:26 | 639234338264503481 |
|
154 ms | 128.199.214.95 |
| 40 | 2026-08-27 13:09 | 639234327818741376 |
|
50 ms | 128.199.214.95 |
| 39 | 2026-08-27 12:52 | 639234317475724313 |
|
2050 ms | 128.199.214.95 |
| 38 | 2026-08-27 12:34 | 639234307007468133 |
|
387 ms | 128.199.214.95 |
| 37 | 2026-08-27 12:17 | 639234296664302575 |
|
39 ms | 128.199.214.95 |
| 36 | 2026-08-27 12:00 | 639234286253196126 |
|
161 ms | 128.199.214.95 |
| 35 | 2026-08-27 11:06 | 639234253963286387 |
|
386 ms | 128.199.214.95 |
| 34 | 2026-08-27 10:49 | 639234243654907465 |
|
55 ms | 128.199.214.95 |
| 33 | 2026-08-27 10:32 | 639234233269654413 |
|
787 ms | 128.199.214.95 |
| 32 | 2026-08-27 10:14 | 639234222943951923 |
|
2360 ms | 128.199.214.95 |
| 31 | 2026-08-27 09:57 | 639234212558002823 |
|
164 ms | 128.199.214.95 |
| 30 | 2026-08-27 09:40 | 639234202117531850 |
|
66 ms | 128.199.214.95 |
| 29 | 2026-08-27 09:22 | 639234191649612722 |
|
404 ms | 128.199.214.95 |
| 28 | 2026-08-27 09:05 | 639234181105879568 |
|
99 ms | 128.199.214.95 |
| 27 | 2026-08-27 08:47 | 639234170713214496 |
|
- | |
| 26 | 2026-08-27 08:30 | 639234160341037652 |
|
190 ms | 128.199.214.95 |
| 25 | 2026-08-27 08:13 | 639234149799404224 |
|
547 ms | 128.199.214.95 |
| 24 | 2026-08-27 07:55 | 639234139553286469 |
|
179 ms | 128.199.214.95 |
| 23 | 2026-08-27 07:01 | 639234107183588293 |
|
521 ms | 128.199.214.95 |
| 22 | 2026-08-27 06:44 | 639234096905435724 |
|
63 ms | 128.199.214.95 |
| 21 | 2026-08-27 06:27 | 639234086579410775 |
|
88 ms | 128.199.214.95 |
| 20 | 2026-08-27 06:10 | 639234076291157956 |
|
217 ms | 128.199.214.95 |
| 19 | 2026-08-27 05:53 | 639234065981939454 |
|
247 ms | 128.199.214.95 |
| 18 | 2026-08-27 05:36 | 639234055548642997 |
|
2331 ms | 128.199.214.95 |
| 17 | 2026-08-27 05:18 | 639234045267979603 |
|
2026 ms | 128.199.214.95 |
| 16 | 2026-08-27 05:01 | 639234034999717463 |
|
656 ms | 128.199.214.95 |
| 15 | 2026-08-27 04:44 | 639234024739225358 |
|
42 ms | 128.199.214.95 |
| 14 | 2026-08-27 04:27 | 639234014311170162 |
|
282 ms | 128.199.214.95 |
| 13 | 2026-08-27 04:09 | 639234003806017640 |
|
496 ms | 128.199.214.95 |
| 12 | 2026-08-27 03:52 | 639233993356203030 |
|
747 ms | 128.199.214.95 |
| 11 | 2026-08-27 02:58 | 639233961301716608 |
|
515 ms | 128.199.214.95 |
| 10 | 2026-08-27 02:41 | 639233950834200647 |
|
237 ms | 128.199.214.95 |
| 9 | 2026-08-27 02:24 | 639233940431849026 |
|
31 ms | 128.199.214.95 |
| 8 | 2026-08-27 02:06 | 639233930110596398 |
|
291 ms | 128.199.214.95 |
| 7 | 2026-08-27 01:49 | 639233919705434540 |
|
281 ms | 128.199.214.95 |
| 6 | 2026-08-27 01:32 | 639233909452807845 |
|
2042 ms | 128.199.214.95 |
| 5 | 2026-08-27 01:15 | 639233899096420820 |
|
2025 ms | 128.199.214.95 |
| 4 | 2026-08-27 00:57 | 639233888707824939 |
|
183 ms | 128.199.214.95 |
| 3 | 2026-08-27 00:40 | 639233878461203802 |
|
150 ms | 128.199.214.95 |
| 2 | 2026-08-27 00:23 | 639233868060868209 |
|
156 ms | 128.199.214.95 |
| 1 | 2026-08-27 00:05 | 639233857450922991 |
|
2331 ms | 128.199.214.95 |