Technology history for robkalmeijer.nl
Stack size over time
From 2 detected technologies in Jan 2019 to 4 in Sep 2026 (peak 5).
Currently detected
- Apache HTTP Server since Jan 2019
- PHP since Dec 2020
- HSTS since Nov 2024
- YouTube since Oct 2025
Previously used
- CentOS Jan 2019 to Oct 2024 · 5 yrs
- OpenSSL Dec 2020 to Oct 2024 · 3 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2025 1 added
- added YouTube Oct 2025 · Video players
2024 1 added · 2 dropped
- dropped CentOS Dec 2024 · Operating systems
- dropped OpenSSL Dec 2024 · Web server extensions
- added HSTS Nov 2024 · Security
2021 1 added · 1 dropped
2020 2 added
2019 2 added
- added Apache HTTP Server Mar 2019 · Web Servers
- added CentOS Mar 2019 · Operating Systems