Available Reports
Last Update
April, 2024
Security Profile
- Live site
- Secure connection (HTTPS)
- Certificate valid
- No outdated techologies detected
chpd.hogrefe.com
website information and technology stack| Web technologies detected on this domain | 5 technologies |
| Web technologies detected across all hogrefe.com subdomains | 78 technologies |
| Website rank | 4,152,170 |
| Website Location |  Germany |
| Language | English |
| Last technology update | March, 2024 |
| Total hogrefe.com subdomain count | 12 subdomains |
| Top ranking subdomain | |
| IP Address | 91.223.204.35 |
| IP Lookup | 3 websites share 91.223.204.35 IP address. |
| Autonomous System Number (ASN) | AS197639 (Hogrefe) |
| Total linking domains | 1 domains |
| Total linking IP | 1 IPs |
| Certificate Issuer | Sectigo Limited |
Technology Stack
List of detected technologies used on the website.| Technology | Technology Type | Version | First detected | |
|---|---|---|---|---|
 Nginx | Web Servers | December, 2023 | ||
 Phusion Passenger | Web Servers | 6.0.17 | March, 2024 | |
 Sectigo | Certificate Authority | December, 2023 | ||
 UTF-8 | Document Encoding | December, 2023 | ||
| Viewport Meta | Document Standards | December, 2023 |
Change History
List of detected changes in the website technology stack within the last 3 months.| Technology | Technology Type | Version | Change | Date |
|---|---|---|---|---|
| Phusion Passenger | Web Servers | 6.0.17 | Upgrade from 5.0.30 to 6.0.17 | Mar, 2024 |
Uncommon response headers
List of uncommon response headers that were used by the website.| Header | Value |
|---|---|
| Server | nginx |
| Status | 200 OK |
| X-Powered-By | Phusion Passenger(R) 6.0.17 |
| X-Request-Id | 4ebc7356-4bfd-49c7-9605-15c1015e10f1 |
| x-runtime | 0.017591 |