History for ns1-r4-montreal.webserversystems.com
Domain: webserversystems.com • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns1-r4-montreal.webserversystems.com
ns1-r4-montreal.webserversystems.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 2026-08-28. For this date, NameServerHistory found 14 DNS check records, 14 successful responses, 0 failed responses, and 644 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-r4-montreal.webserversystems.com.
Records on Selected Date
14
Historical checks stored for this nameserver on selected date
Average Latency
644 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-28 05:45
All timestamps shown in UTC
Latest Resolved IP on Selected Date
64.86.221.102
Most recently resolved hosting IP on selected date
Successful Responses
14
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-r4-montreal.webserversystems.com
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 |
|---|---|---|---|---|---|
| 14 | 2026-08-28 05:45 | 639234921916735988 |
|
2151 ms | 64.86.221.102 |
| 13 | 2026-08-28 05:28 | 639234911470038027 |
|
2141 ms | 64.86.221.102 |
| 12 | 2026-08-28 04:35 | 639234879588411654 |
|
146 ms | 64.86.221.102 |
| 11 | 2026-08-28 04:18 | 639234869341589104 |
|
194 ms | 64.86.221.102 |
| 10 | 2026-08-28 04:01 | 639234859012216675 |
|
146 ms | 64.86.221.102 |
| 9 | 2026-08-28 03:43 | 639234848695364934 |
|
149 ms | 64.86.221.102 |
| 8 | 2026-08-28 02:50 | 639234816952458162 |
|
147 ms | 64.86.221.102 |
| 7 | 2026-08-28 02:34 | 639234806773081598 |
|
177 ms | 64.86.221.102 |
| 6 | 2026-08-28 02:16 | 639234796382955255 |
|
167 ms | 64.86.221.102 |
| 5 | 2026-08-28 01:59 | 639234786015782563 |
|
154 ms | 64.86.221.102 |
| 4 | 2026-08-28 01:05 | 639234753811917646 |
|
443 ms | 64.86.221.102 |
| 3 | 2026-08-28 00:48 | 639234743739767811 |
|
181 ms | 64.86.221.102 |
| 2 | 2026-08-28 00:31 | 639234733372362811 |
|
669 ms | 64.86.221.102 |
| 1 | 2026-08-28 00:14 | 639234723048550337 |
|
2156 ms | 64.86.221.102 |