Technology history for chemistry-schools.com
Stack size over time
From 2 detected technologies in May 2021 to 7 in Nov 2025.
Currently detected
- Apache HTTP Server since May 2021
- Google Analytics since May 2021
- Google Tag Manager since Sep 2022
- HSTS since Sep 2022
- reCAPTCHA since May 2024
- PWA since May 2024
- Google Publisher Tag since May 2025
Previously used
- Google AdSense May 2024 to May 2024 · 1 mo
Timeline
2025 2 added
- added Google Publisher Tag May 2025 · Advertising
- added reCAPTCHA May 2025 · Security
2024 2 dropped
- dropped Google AdSense Jul 2024 · Advertising
- dropped reCAPTCHA Jul 2024 · Security
2023 1 dropped
- dropped Google Tag Manager Mar 2023 · Tag managers