Technology history for e21cn.com

Stack size over time

From 3 detected technologies in Aug 2018 to 6 in Jun 2026.

Currently detected

• Microsoft ASP.NET since Aug 2018
• jQuery since Aug 2022
• Tencent QQ since Aug 2022
• Tengine since Aug 2022
• HSTS since Oct 2023
• Baidu Analytics (百度统计) since Jan 2025

Previously used

• Choices Aug 2022 to Nov 2022 · 3 mo
• IIS Aug 2018 to Aug 2021 · 3 yrs
• Windows Server Aug 2018 to Aug 2021 · 3 yrs

Timeline