Technology history for 521g.com
Stack size over time
From 6 detected technologies in Oct 2022 to 9 in Jun 2026.
Currently detected
- Microsoft ASP.NET since Oct 2022
- Windows Server since Oct 2022
- Zepto since Oct 2022
- Application Request Routing since Oct 2022
- Baidu Analytics (百度统计) since Oct 2022
- IIS since Oct 2022
- Nginx since Apr 2023
- OpenResty since Jul 2025
- HSTS since Oct 2025
Timeline
2025 3 added
- added HSTS Oct 2025 · Security
- added Nginx Jul 2025 · Web servers
- added OpenResty Jul 2025 · Web servers
2023 8 added · 1 dropped
- dropped Nginx Nov 2023 · Web servers
- added Application Request Routing May 2023 · Load balancers
- added Baidu Analytics (百度统计) May 2023 · Analytics
- added IIS May 2023 · Web servers
- added Microsoft ASP.NET May 2023 · Web frameworks
- added Nginx May 2023 · Web servers
- added Windows Server May 2023 · Operating systems
- added Zepto May 2023 · JavaScript libraries
- added Nginx Apr 2023 · Web servers