Available Reports
Last Update
September, 2026
Scan & Monitor
Security Profile
- Live site
- Secure connection (HTTPS)
- Certificate expired on September, 2026
- Outdated Techology stack
aat4.fo.ru
website information and technology stackNote: This page displays technologies detected on aat4.fo.ru subdomain only.
To view technologies identified across all subdomains of the fo.ru domain,
please refer to the Aggregated View.
| Web technologies detected on this domain | 3 technologies |
| Web technologies detected across all fo.ru subdomains | 39 technologies |
| Website rank | 3,725,345 |
| Website Location |  Russia |
| Language | English |
| Domain Forwarding | There are no websites that redirect to aat4.fo.ru |
| Last technology update | July, 2026 |
| Total fo.ru subdomain count | 199 subdomains |
| Top ranking subdomain | |
| IP Address | 91.227.52.108 |
| Reverse IP | 87 websites share 91.227.52.108 IP address. |
| Autonomous System Number (ASN) | AS56806 (ascom4s) |
| Certificate Issuer | Let's Encrypt |
| Certificate Expiration Date | September, 2026 (Expired ) |
Technology Stack
A snapshot of the most notable technologies used on the aat4.fo.ru website. This is a partial list only. Click below to view the full technology stack with complete details.| Technology Type | Technology | First detected | Last detected |
|---|---|---|---|
| Web Servers |  OpenResty 1.21.4.1 | April, 2026 | September, 2026 |
Uncommon response headers
List of uncommon response headers that were used by the website.| Header | Value |
|---|---|
| Server | openresty/1.21.4.1 |