| Web technologies detected on this domain | 49 technologies |
| Web technologies detected across all optimusonderwijs.nl subdomains | 49 technologies |
| Website rank | 1,622,621 |
| Website Location |  United States |
| Language | Dutch (Nederlands) |
| Domain Forwarding | There are no websites that redirect to optimusonderwijs.nl |
| Last technology update | January, 2026 |
| Dropped technologies in the last 3 months | 1 |
| IP Address | 174.129.25.170 |
| Reverse IP | 15,175 websites share 174.129.25.170 IP address. |
| Autonomous System Number (ASN) | AS14618 (AMAZON-AES) |
| Certificate Issuer | Let's Encrypt |
| Certificate Expiration Date | April, 2026 (Valid ) |
| Tag IDs | G-TM15K73LVX |
't Stekske, Dominicanenstraat 22, Langenboom, 5453 JN, NL
Facebook: optimusprimaironderwijs
| Technology Type | Technology | First detected | Last detected |
|---|---|---|---|
| Content Management System |  Django CMS | September, 2025 | February, 2026 |
| Email Authentication | | September, 2025 | February, 2026 |
| Email Marketing |  MailChimp | September, 2025 | February, 2026 |
| Infrastructure as a Service |  AWS | September, 2025 | February, 2026 |
| Programming Languages |  Python | September, 2025 | February, 2026 |
| Team Collaboration |  Microsoft 365 | September, 2025 | February, 2026 |
| Web Application Frameworks |  Django | September, 2025 | February, 2026 |
| Web Hosting |  Amazon Hosting | September, 2025 | February, 2026 |
| Web Mail |  Apple iCloud Mail | September, 2025 | February, 2026 |
| Web Servers |  Nginx | September, 2025 | February, 2026 |
| Technology | Technology Type | Version | Change | Date |
|---|---|---|---|---|
 Squarespace | Content Management System | Dropped | Jan, 2026 |
| Header | Value |
|---|---|
| Cross-Origin-Opener-Policy | same-origin |
| Referrer-Policy | strict-origin-when-cross-origin |
| Server | nginx |
| X-Divio-App | optimusscholen-live-a51bff52bb304dc7927964cff84729b9 |
| X-Divio-Handler | GgmcK0693nIiKcrS1y8AcA |
| X-Divio-Request-Id | 5f5fd88ab77604932c6f1163fad1a142 |
| X-Divio-Request-Time | 0.025 |
| X-Divio-Request-Upstream-Time | 0.025 |
| X-Divio-Router | Cfbl9SYcsY-h_4PxM_yvog |