Technology history for cognitiohk.edu.hk
Stack size over time
From 3 detected technologies in May 2021 to 19 in Jun 2026 (peak 20).
Currently detected
- Apache HTTP Server since May 2021
- CentOS since May 2021
- PHP since May 2021
- OpenSSL since Aug 2021
- Google Workspace since Aug 2022
- Apple iCloud Mail since Jan 2023
- Cloudflare since Jan 2023
- cdnjs since Jul 2023
- jQuery since Jul 2023
- jQuery Migrate since Jul 2023
- jQuery Modal since Jul 2023
- Modernizr since Jul 2023
- OWL Carousel since Jul 2023
- Bootstrap since Aug 2023
- DreamWeaver since Aug 2023
- eClass since Aug 2023
- Popper since Aug 2023
- HSTS since Apr 2026
- Nginx since Apr 2026
Previously used
- jQuery CDN Aug 2023 to Jan 2026 · 2 yrs
- Unpkg Aug 2023 to Jan 2026 · 2 yrs
- Cart Functionality Apr 2024 to Apr 2024 · 1 mo
- Adobe Flash Jun 2021 to Jan 2023 · 1 yr
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2026 2 added · 2 dropped
- added HSTS Apr 2026 · Security
- added Nginx Apr 2026 · Web servers
- dropped jQuery CDN Mar 2026 · CDN
- dropped Unpkg Mar 2026 · CDN
2024 1 added · 1 dropped
- dropped Cart Functionality Jun 2024 · Ecommerce
- added Cart Functionality Apr 2024 · Ecommerce
2023 14 added · 1 switched
- added cdnjs Jul 2023 · CDN
- added jQuery Jul 2023 · JavaScript libraries
- added jQuery Migrate Jul 2023 · JavaScript libraries
- added jQuery Modal Jul 2023 · JavaScript libraries
- added Modernizr Jul 2023 · JavaScript libraries
- added OWL Carousel Jul 2023 · JavaScript libraries
- added Apache HTTP Server May 2023 · Web servers
- added Apple iCloud Mail May 2023 · Webmail
- added CentOS May 2023 · Operating systems
- added Cloudflare May 2023 · CDN
- added Google Workspace May 2023 · Webmail
- added OpenSSL May 2023 · Web server extensions
- switched Adobe Flash PHP May 2023 · Programming languages
- added Apple iCloud Mail Jan 2023 · Webmail
- added Cloudflare Jan 2023 · CDN
2022 6 added
- added Adobe Flash Aug 2022 · Programming languages
- added Apache HTTP Server Aug 2022 · Web servers
- added CentOS Aug 2022 · Operating systems
- added Google Workspace Aug 2022 · Webmail
- added OpenSSL Aug 2022 · Web server extensions
- added PHP Aug 2022 · Programming languages
2021 3 added · 1 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Wheelio Sep 2021 · Widgets
- added OpenSSL Aug 2021 · Web server extensions
- added Adobe Flash Jun 2021 · Programming languages