History for cltb.tiaa-cref.org
Domain: tiaa-cref.org • Tracking since 2026-08-04 23:25 UTC
DNS response history for cltb.tiaa-cref.org
cltb.tiaa-cref.org 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 28 DNS check records, 28 successful responses, 0 failed responses, and 214 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 cltb.tiaa-cref.org.
Records on Selected Date
28
Historical checks stored for this nameserver on selected date
Average Latency
214 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-27 09:05
All timestamps shown in UTC
Latest Resolved IP on Selected Date
143.165.81.147
Most recently resolved hosting IP on selected date
Successful Responses
28
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 cltb.tiaa-cref.org
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 |
|---|---|---|---|---|---|
| 28 | 2026-08-27 09:05 | 639234181105879568 |
|
2027 ms | 143.165.81.147 |
| 27 | 2026-08-27 08:48 | 639234170713214496 |
|
150 ms | 143.165.81.147 |
| 26 | 2026-08-27 08:30 | 639234160341037652 |
|
131 ms | 143.165.81.147 |
| 25 | 2026-08-27 08:13 | 639234149799404224 |
|
385 ms | 143.165.81.147 |
| 24 | 2026-08-27 07:56 | 639234139553286469 |
|
141 ms | 143.165.81.147 |
| 23 | 2026-08-27 07:02 | 639234107183588293 |
|
135 ms | 143.165.81.147 |
| 22 | 2026-08-27 06:44 | 639234096905435724 |
|
377 ms | 143.165.81.147 |
| 21 | 2026-08-27 06:27 | 639234086579410775 |
|
128 ms | 143.165.81.147 |
| 20 | 2026-08-27 06:10 | 639234076291157956 |
|
123 ms | 143.165.81.147 |
| 19 | 2026-08-27 05:53 | 639234065981939454 |
|
9 ms | 143.165.81.147 |
| 18 | 2026-08-27 05:36 | 639234055548642997 |
|
115 ms | 143.165.81.147 |
| 17 | 2026-08-27 05:18 | 639234045267979603 |
|
8 ms | 143.165.81.147 |
| 16 | 2026-08-27 05:01 | 639234034999717463 |
|
14 ms | 143.165.81.147 |
| 15 | 2026-08-27 04:44 | 639234024739225358 |
|
9 ms | 143.165.81.147 |
| 14 | 2026-08-27 04:27 | 639234014311170162 |
|
292 ms | 143.165.81.147 |
| 13 | 2026-08-27 04:09 | 639234003806017640 |
|
10 ms | 143.165.81.147 |
| 12 | 2026-08-27 03:52 | 639233993356203030 |
|
8 ms | 143.165.81.147 |
| 11 | 2026-08-27 02:59 | 639233961301716608 |
|
595 ms | 143.165.81.147 |
| 10 | 2026-08-27 02:41 | 639233950834200647 |
|
123 ms | 143.165.81.147 |
| 9 | 2026-08-27 02:24 | 639233940431849026 |
|
37 ms | 143.165.81.147 |
| 8 | 2026-08-27 02:07 | 639233930110596398 |
|
135 ms | 143.165.81.147 |
| 7 | 2026-08-27 01:49 | 639233919705434540 |
|
266 ms | 143.165.81.147 |
| 6 | 2026-08-27 01:32 | 639233909452807845 |
|
177 ms | 143.165.81.147 |
| 5 | 2026-08-27 01:15 | 639233899096420820 |
|
139 ms | 143.165.81.147 |
| 4 | 2026-08-27 00:58 | 639233888707824939 |
|
139 ms | 143.165.81.147 |
| 3 | 2026-08-27 00:40 | 639233878461203802 |
|
145 ms | 143.165.81.147 |
| 2 | 2026-08-27 00:23 | 639233868060868209 |
|
148 ms | 143.165.81.147 |
| 1 | 2026-08-27 00:05 | 639233857450922991 |
|
16 ms | 143.165.81.147 |