Technology history for century21.jp
Stack size over time
From 2 detected technologies in Apr 2018 to 39 in Jun 2026.
Currently detected
- Apache HTTP Server since Apr 2018
- jQuery since Apr 2018
- PHP since Jun 2018
- Google Analytics since Jun 2018
- Google Tag Manager since Sep 2018
- Google Ads Conversion Tracking since Jul 2021
- core-js since Jan 2022
- Varnish since Jan 2022
- Amazon S3 since Aug 2022
- Amazon Web Services since Aug 2022
- Microsoft 365 since Aug 2022
- Open Graph since Sep 2022
- Swiper since Sep 2022
- HSTS since Sep 2022
- Yahoo Advertising since Oct 2022
- Google Ads since Dec 2022
- HTTP/3 since Dec 2022
- Amazon CloudFront since Jun 2023
- Nginx since Jun 2023
- AMP since Jan 2024
- Boomerang since Jan 2024
- Cart Functionality since Jan 2024
- Shopify since Jan 2024
- Apple iCloud Mail since Mar 2024
- Google Font API since May 2024
- WordPress since May 2024
- Cloudflare since May 2024
- GSAP since May 2024
- MySQL since May 2024
- Kinsta since May 2024
- Animate.css since Jul 2024
- Alibaba Cloud CDN since Sep 2024
- PWA since Sep 2024
- Babel since Sep 2024
- MobX since Sep 2024
- React since Sep 2024
- RequireJS since Sep 2024
- web-vitals since Sep 2024
- Cloudflare Bot Management since Mar 2025
Previously used
- jQuery CDN Aug 2022 to Jun 2024 · 1 yr
- Node.js Jun 2018 to Feb 2024 · 5 yrs
- Socket.io Jun 2018 to Feb 2024 · 5 yrs
- Sentry Sep 2021 to Jan 2024 · 2 yrs
- Google Cloud Jan 2022 to May 2023 · 1 yr
- Google Cloud Storage Jan 2022 to May 2023 · 1 yr
- Google Cloud Trace Apr 2022 to May 2023 · 1 yr
- Nuxt.js Jan 2022 to May 2023 · 1 yr
- Vue.js Jan 2022 to May 2023 · 1 yr
- Webpack Jan 2022 to May 2023 · 1 yr
- Fastly May 2022 to Aug 2022 · 3 mo
- Google App Engine Jan 2022 to Aug 2022 · 7 mo
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Adobe Audience Manager Apr 2022 to Apr 2022 · 1 mo
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- FullStory Sep 2021 to Dec 2021 · 3 mo
- Slick Jun 2018 to Dec 2021 · 3 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Facebook Jun 2018 to Aug 2021 · 3 yrs
- Facebook Pixel Jul 2021 to Aug 2021 · 1 mo
Timeline
2025 1 added
- added Cloudflare Bot Management Mar 2025 · Security
2024 2 added · 4 dropped
- dropped jQuery CDN Aug 2024 · CDN
- added Animate.css Jul 2024 · UI frameworks
- dropped Node.js Apr 2024 · Programming languages
- dropped Socket.io Apr 2024 · JavaScript frameworks
- added Apple iCloud Mail Mar 2024 · Webmail
- dropped Sentry Mar 2024 · Issue trackers
2023 2 added · 9 dropped
- dropped core-js Jul 2023 · JavaScript libraries
- dropped Google Cloud Jul 2023 · IaaS
- dropped Google Cloud Storage Jul 2023 · Miscellaneous
- dropped Google Cloud Trace Jul 2023 · Performance
- dropped HTTP/3 Jul 2023 · Miscellaneous
- dropped Nuxt.js Jul 2023 · JavaScript frameworks
- dropped Varnish Jul 2023 · Caching
- dropped Vue.js Jul 2023 · JavaScript frameworks
- dropped Webpack Jul 2023 · Miscellaneous
- added Amazon CloudFront Jun 2023 · CDN
- added Nginx Jun 2023 · Web servers
2022 22 added · 9 dropped · 1 switched
- added Google Ads Dec 2022 · Advertising
- added HTTP/3 Dec 2022 · Miscellaneous
- dropped Google App Engine Oct 2022 · Web servers
- added Yahoo Advertising Oct 2022 · Advertising
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Swiper Sep 2022 · JavaScript libraries
- added Google Ads Conversion Tracking Aug 2022 · Analytics
- added jQuery Aug 2022 · JavaScript libraries
- switched Fastly jQuery CDN Aug 2022 · CDN
- added Microsoft 365 Aug 2022 · Webmail
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- dropped Adobe Audience Manager Jun 2022 · Segmentation
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added Fastly May 2022 · CDN
- added Adobe Audience Manager Apr 2022 · Segmentation
- added Google Cloud Trace Apr 2022 · Performance
- added Tailwind CSS Apr 2022 · UI frameworks
- dropped Apache HTTP Server Feb 2022 · Web servers
- dropped FullStory Feb 2022 · Analytics
- dropped jQuery Feb 2022 · JavaScript libraries
- dropped PHP Feb 2022 · Programming languages
- dropped Slick Feb 2022 · JavaScript libraries
- added core-js Jan 2022 · JavaScript libraries
- added Google App Engine Jan 2022 · Web servers
- added Google Cloud Jan 2022 · CDN
- added Google Cloud Storage Jan 2022 · Miscellaneous
- added Google Remarketing Tag Jan 2022 · Retargeting
- added Nuxt.js Jan 2022 · Static site generator
- added Varnish Jan 2022 · Caching
- added Vue.js Jan 2022 · JavaScript frameworks
- added Webpack Jan 2022 · Miscellaneous
2021 8 added · 7 dropped · 1 switched
- dropped Wheelio Dec 2021 · Widgets
- dropped Facebook Pixel Oct 2021 · Analytics
- dropped Google Ads Conversion Tracking Oct 2021 · Analytics
- dropped Google Remarketing Tag Oct 2021 · Retargeting
- added FullStory Sep 2021 · Analytics
- added Sentry Sep 2021 · Issue trackers
- switched Facebook Wheelio Sep 2021 · Widgets
- added Facebook Pixel Jul 2021 · Analytics
- added Google Ads Conversion Tracking Jul 2021 · Analytics
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Google Tag Manager Jul 2021 · Tag managers
- added Node.js Jul 2021 · Programming languages
- added Socket.io Jul 2021 · JavaScript frameworks
- dropped Google Tag Manager Jun 2021 · Tag managers
- dropped Node.js Apr 2021 · Programming languages
- dropped Socket.io Apr 2021 · JavaScript frameworks
2019 9 added
- added Apache HTTP Server Mar 2019 · Web Servers
- added Facebook Mar 2019 · Widgets
- added Google Analytics Mar 2019 · Analytics
- added Google Tag Manager Mar 2019 · Tag Managers
- added jQuery Mar 2019 · JavaScript Libraries
- added Node.js Mar 2019 · Programming Languages
- added PHP Mar 2019 · Programming Languages
- added Slick Mar 2019 · JavaScript Libraries
- added Socket.io Mar 2019 · JavaScript Frameworks
2018 7 added
- added Google Tag Manager Sep 2018 · Tag Managers
- added Facebook Jun 2018 · Widgets
- added Google Analytics Jun 2018 · Analytics
- added Node.js Jun 2018 · Programming Languages
- added PHP Jun 2018 · Programming Languages
- added Slick Jun 2018 · JavaScript Frameworks
- added Socket.io Jun 2018 · JavaScript Frameworks