Technology history for 401k.co.jp

Stack size over time

From 4 detected technologies in Feb 2020 to 4 in Jun 2026 (peak 5).

Currently detected

• Google Analytics since Feb 2020
• jQuery since Feb 2020
• Nginx since Feb 2020
• Sakura Internet since Aug 2022

Previously used

• C Feb 2023 to Feb 2023 · 1 mo
• PHP Feb 2020 to Sep 2022 · 2 yrs
• Wheelio Sep 2021 to Sep 2021 · 1 mo

Timeline