History for ns1.ref4.com
Domain: ref4.com • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns1.ref4.com
ns1.ref4.com 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 2026-08-21. For this date, NameServerHistory found 7 DNS check records, 7 successful responses, 0 failed responses, and 418 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 ns1.ref4.com.
Records on Selected Date
7
Historical checks stored for this nameserver on selected date
Average Latency
418 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-21 22:04
All timestamps shown in UTC
Latest Resolved IP on Selected Date
185.239.0.105
Most recently resolved hosting IP on selected date
Successful Responses
7
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 ns1.ref4.com
Showing DNS history for 2026-08-21 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 |
|---|---|---|---|---|---|
| 7 | 2026-08-21 22:04 | 639229456606578934 |
|
393 ms | 185.239.0.105 |
| 6 | 2026-08-21 18:13 | 639229317791715692 |
|
399 ms | 185.239.0.105 |
| 5 | 2026-08-21 14:20 | 639229177815876178 |
|
448 ms | 185.239.0.105 |
| 4 | 2026-08-21 10:28 | 639229038947447232 |
|
407 ms | 185.239.0.105 |
| 3 | 2026-08-21 06:36 | 639228899518173317 |
|
430 ms | 185.239.0.105 |
| 2 | 2026-08-21 02:45 | 639228761131421385 |
|
428 ms | 185.239.0.105 |
| 1 | 2026-08-21 01:04 | 639228700387002072 |
|
423 ms | 185.239.0.105 |