Technology history for 42nd.co.jp
Stack size over time
From 8 detected technologies in Jan 2019 to 18 in Jun 2026 (peak 22).
Currently detected
- Lodash since Jan 2019
- Google Analytics since Jan 2019
- GSAP since Jan 2019
- React since Jan 2019
- RequireJS since Jan 2019
- Wix since Jan 2019
- Sentry since Oct 2020
- Bootstrap since Apr 2021
- Facebook Pixel since Jul 2021
- core-js since Oct 2021
- Priority Hints since Jul 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- HTTP/3 since Sep 2022
- RSS since Mar 2023
- Wix eCommerce since Apr 2023
- Google Cloud since Jan 2024
- Google Cloud CDN since Jan 2024
Previously used
- Envoy Dec 2025 to Dec 2025 · 1 mo
- YouTube Jun 2020 to Feb 2025 · 4 yrs
- Amazon ALB Aug 2021 to Dec 2024 · 3 yrs
- Amazon Web Services Aug 2021 to Dec 2024 · 3 yrs
- Polyfill Jul 2019 to Feb 2024 · 4 yrs
- Cart Functionality Nov 2021 to May 2023 · 1 yr
- Google Analytics Enhanced eCommerce Oct 2020 to May 2023 · 2 yrs
- Google Tag Manager Jul 2021 to Sep 2022 · 1 yr
- Fastly May 2022 to Aug 2022 · 3 mo
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Facebook Oct 2019 to Apr 2022 · 2 yrs
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- reCAPTCHA Oct 2021 to Jan 2022 · 3 mo
- Wheelio Oct 2021 to Oct 2021 · 1 mo
- jQuery Apr 2021 to Jul 2021 · 3 mo
- Hammer.js Jan 2019 to Mar 2021 · 2 yrs
- Zepto Jan 2019 to Mar 2021 · 2 yrs
- Webpack Oct 2020 to Jan 2021 · 3 mo
- MobX Mar 2020 to Sep 2020 · 6 mo
- Nginx Jun 2020 to Aug 2020 · 2 mo
Timeline
2026 1 dropped
- dropped Envoy Feb 2026 · Reverse proxies
2025 2 added · 3 dropped
- added Envoy Dec 2025 · Reverse proxies
- dropped YouTube Apr 2025 · Video players
- dropped Amazon ALB Feb 2025 · Load balancers
- dropped Amazon Web Services Feb 2025 · PaaS
- added YouTube Feb 2025 · Video players
2024 2 added · 1 dropped
- dropped Polyfill Apr 2024 · JavaScript libraries
- added Google Cloud Jan 2024 · IaaS
- added Google Cloud CDN Jan 2024 · CDN
2023 2 added · 1 dropped · 1 switched
- dropped Google Analytics Enhanced eCommerce Jul 2023 · Analytics
- added RequireJS Jul 2023 · JavaScript frameworks
- switched Cart Functionality Wix eCommerce Apr 2023 · Ecommerce
- added RSS Mar 2023 · Miscellaneous
2022 23 added · 6 dropped · 1 switched
- dropped Google Tag Manager Nov 2022 · Tag managers
- dropped Fastly Oct 2022 · CDN
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added Amazon ALB Aug 2022 · Load balancers
- added Amazon Web Services Aug 2022 · PaaS
- switched Tailwind CSS Bootstrap Aug 2022 · UI frameworks
- added Cart Functionality Aug 2022 · Ecommerce
- added core-js Aug 2022 · JavaScript libraries
- added Facebook Pixel Aug 2022 · Analytics
- added Fastly Aug 2022 · CDN
- added Google Analytics Aug 2022 · Analytics
- added Google Analytics Enhanced eCommerce Aug 2022 · Analytics
- added Google Tag Manager Aug 2022 · Tag managers
- added GSAP Aug 2022 · JavaScript frameworks
- added Lodash Aug 2022 · JavaScript libraries
- added Polyfill Aug 2022 · JavaScript libraries
- added Priority Hints Aug 2022 · Performance
- added React Aug 2022 · JavaScript frameworks
- added Sentry Aug 2022 · Issue trackers
- added Wix Aug 2022 · CMS
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- added Priority Hints Jul 2022 · Performance
- dropped Facebook Jun 2022 · Widgets
- added Fastly May 2022 · CDN
- added Tailwind CSS Apr 2022 · UI frameworks
- dropped reCAPTCHA Mar 2022 · Security
- added Polyfill Feb 2022 · JavaScript libraries
- dropped YouTube Jan 2022 · Video players
2021 12 added · 11 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Cart Functionality Nov 2021 · Ecommerce
- dropped Polyfill Nov 2021 · JavaScript libraries
- dropped jQuery Oct 2021 · JavaScript libraries
- added Amazon ALB Aug 2021 · Load balancers
- added Amazon Web Services Aug 2021 · PaaS
- added Facebook Pixel Jul 2021 · Analytics
- added Google Analytics Enhanced eCommerce Jul 2021 · Analytics
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Google Tag Manager Jul 2021 · Tag managers
- added GSAP Jul 2021 · JavaScript frameworks
- added Sentry Jul 2021 · Issue trackers
- dropped YouTube Jun 2021 · Video players
- dropped Hammer.js May 2021 · JavaScript libraries
- dropped RequireJS May 2021 · JavaScript frameworks
- dropped Zepto May 2021 · JavaScript libraries
- added Bootstrap Apr 2021 · UI frameworks
- added jQuery Apr 2021 · JavaScript libraries
- added Polyfill Apr 2021 · JavaScript libraries
- dropped Google Analytics Enhanced eCommerce Mar 2021 · Ecommerce
- dropped GSAP Mar 2021 · JavaScript frameworks
- dropped Sentry Mar 2021 · Issue trackers
- dropped Webpack Mar 2021 · Miscellaneous
2020 6 added · 2 dropped
- dropped MobX Nov 2020 · JavaScript libraries
- added Google Analytics Enhanced eCommerce Oct 2020 · Analytics
- dropped Nginx Oct 2020 · Reverse proxies
- added Sentry Oct 2020 · Issue trackers
- added Webpack Oct 2020 · Miscellaneous
- added Nginx Jun 2020 · Reverse proxies
- added YouTube Jun 2020 · Video players
- added MobX Mar 2020 · JavaScript Libraries
2019 10 added · 1 dropped
- added Facebook Oct 2019 · Widgets
- dropped Polyfill Oct 2019 · JavaScript Libraries
- added Polyfill Jul 2019 · JavaScript Libraries
- added Google Analytics Mar 2019 · Analytics
- added GSAP Mar 2019 · JavaScript Frameworks
- added Hammer.js Mar 2019 · JavaScript Libraries
- added Lodash Mar 2019 · JavaScript Libraries
- added React Mar 2019 · JavaScript Frameworks
- added RequireJS Mar 2019 · JavaScript Frameworks
- added Wix Mar 2019 · CMS
- added Zepto Mar 2019 · JavaScript Libraries