Technology history for 4four.io
Stack size over time
From 1 detected technologies in Mar 2021 to 7 in Jun 2026.
Currently detected
- Nginx since Mar 2021
- Socket.io since May 2021
- Node.js since May 2021
- Open Graph since Sep 2022
- HSTS since Sep 2022
- Proton Mail since Jan 2023
- Zoho since Apr 2023
Previously used
Timeline
2023 3 added · 1 dropped
- dropped C Apr 2023 · Programming languages
- added Zoho Apr 2023 · CRM
- added C Feb 2023 · Programming languages
- added Proton Mail Jan 2023 · Webmail
2022 5 added
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Nginx Aug 2022 · Web servers
- added Node.js Aug 2022 · Programming languages
- added Socket.io Aug 2022 · JavaScript frameworks