History for wtc-ac179-ens1.ucsf.edu
Domain: ucsf.edu • Tracking since 2026-08-04 23:25 UTC
DNS response history for wtc-ac179-ens1.ucsf.edu
wtc-ac179-ens1.ucsf.edu 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 2026-09-01. For this date, NameServerHistory found 37 DNS check records, 37 successful responses, 0 failed responses, and 177 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 wtc-ac179-ens1.ucsf.edu.
Records on Selected Date
37
Historical checks stored for this nameserver on selected date
Average Latency
177 ms
Calculated from available response records
Latest Check on Selected Date
2026-09-01 12:43
All timestamps shown in UTC
Latest Resolved IP on Selected Date
64.54.193.25
Most recently resolved hosting IP on selected date
Successful Responses
37
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 wtc-ac179-ens1.ucsf.edu
Showing DNS history for 2026-09-01 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 |
|---|---|---|---|---|---|
| 37 | 2026-09-01 12:43 | 639238628486902752 |
|
257 ms | 64.54.193.25 |
| 36 | 2026-09-01 12:26 | 639238617906743100 |
|
166 ms | 64.54.193.25 |
| 35 | 2026-09-01 12:08 | 639238607506044626 |
|
174 ms | 64.54.193.25 |
| 34 | 2026-09-01 11:51 | 639238597040761406 |
|
173 ms | 64.54.193.25 |
| 33 | 2026-09-01 11:33 | 639238586261546969 |
|
208 ms | 64.54.193.25 |
| 32 | 2026-09-01 11:15 | 639238575587642333 |
|
164 ms | 64.54.193.25 |
| 31 | 2026-09-01 10:21 | 639238543127398267 |
|
164 ms | 64.54.193.25 |
| 30 | 2026-09-01 10:03 | 639238532668234016 |
|
325 ms | 64.54.193.25 |
| 29 | 2026-09-01 09:46 | 639238522029321761 |
|
163 ms | 64.54.193.25 |
| 28 | 2026-09-01 09:28 | 639238511519050351 |
|
163 ms | 64.54.193.25 |
| 27 | 2026-09-01 09:11 | 639238500942239673 |
|
161 ms | 64.54.193.25 |
| 26 | 2026-09-01 08:53 | 639238490412377398 |
|
162 ms | 64.54.193.25 |
| 25 | 2026-09-01 08:35 | 639238479833203021 |
|
167 ms | 64.54.193.25 |
| 24 | 2026-09-01 08:18 | 639238469140507479 |
|
169 ms | 64.54.193.25 |
| 23 | 2026-09-01 08:00 | 639238458443560361 |
|
181 ms | 64.54.193.25 |
| 22 | 2026-09-01 07:42 | 639238447694851502 |
|
211 ms | 64.54.193.25 |
| 21 | 2026-09-01 07:24 | 639238436624109087 |
|
175 ms | 64.54.193.25 |
| 20 | 2026-09-01 07:05 | 639238425565611335 |
|
181 ms | 64.54.193.25 |
| 19 | 2026-09-01 06:10 | 639238392250222581 |
|
170 ms | 64.54.193.25 |
| 18 | 2026-09-01 05:51 | 639238381322537831 |
|
7 ms | 64.54.193.25 |
| 17 | 2026-09-01 05:33 | 639238370248186084 |
|
172 ms | 64.54.193.25 |
| 16 | 2026-09-01 05:15 | 639238359264687845 |
|
194 ms | 64.54.193.25 |
| 15 | 2026-09-01 04:57 | 639238348534621818 |
|
331 ms | 64.54.193.25 |
| 14 | 2026-09-01 04:39 | 639238337725739433 |
|
173 ms | 64.54.193.25 |
| 13 | 2026-09-01 04:21 | 639238326844749368 |
|
172 ms | 64.54.193.25 |
| 12 | 2026-09-01 04:02 | 639238315792024737 |
|
159 ms | 64.54.193.25 |
| 11 | 2026-09-01 03:44 | 639238304931064768 |
|
159 ms | 64.54.193.25 |
| 10 | 2026-09-01 03:26 | 639238294131483803 |
|
161 ms | 64.54.193.25 |
| 9 | 2026-09-01 03:08 | 639238283314985519 |
|
161 ms | 64.54.193.25 |
| 8 | 2026-09-01 02:50 | 639238272374093187 |
|
158 ms | 64.54.193.25 |
| 7 | 2026-09-01 01:56 | 639238240032549922 |
|
180 ms | 64.54.193.25 |
| 6 | 2026-09-01 01:38 | 639238229204177368 |
|
159 ms | 64.54.193.25 |
| 5 | 2026-09-01 01:20 | 639238218326150282 |
|
161 ms | 64.54.193.25 |
| 4 | 2026-09-01 01:02 | 639238207574700853 |
|
162 ms | 64.54.193.25 |
| 3 | 2026-09-01 00:44 | 639238196660283915 |
|
159 ms | 64.54.193.25 |
| 2 | 2026-09-01 00:25 | 639238185782358546 |
|
181 ms | 64.54.193.25 |
| 1 | 2026-09-01 00:07 | 639238175054391781 |
|
162 ms | 64.54.193.25 |