Technology history for backcheck.jp
Stack size over time
From 8 detected technologies in May 2019 to 30 in Jun 2026 (peak 31).
Currently detected
- Amazon Web Services since May 2019
- Vue.js since May 2019
- Google Analytics since May 2019
- Nuxt.js since May 2019
- Google Tag Manager since Jun 2019
- Node.js since May 2020
- Marketo since Jan 2021
- Twitter Ads since May 2021
- Facebook Pixel since Jun 2021
- Font Awesome since Jun 2021
- Google Ads Conversion Tracking since Jul 2021
- core-js since Sep 2021
- Microsoft Clarity since Feb 2022
- Yahoo Advertising since Apr 2022
- Google Workspace since Aug 2022
- Cloudflare since Oct 2022
- Google Ads since Dec 2022
- HTTP/3 since Apr 2023
- STUDIO since Apr 2023
- Firebase since Apr 2023
- Google Cloud CDN since Apr 2023
- Google Font API since Apr 2023
- Open Graph since Apr 2023
- Google Cloud since Apr 2023
- Microsoft Advertising since Nov 2023
- lit-element since Nov 2023
- lit-html since Nov 2023
- Cloudflare Bot Management since Sep 2024
- Google Cloud Trace since Feb 2026
- Priority Hints since Mar 2026
Previously used
- Amazon CloudFront May 2019 to Aug 2023 · 4 yrs
- Google Optimize Jun 2021 to Aug 2023 · 2 yrs
- Salesforce Marketing Cloud Account Engagement Dec 2022 to Aug 2023 · 8 mo
- Sendgrid Aug 2022 to Aug 2023 · 1 yr
- Sentry Feb 2020 to Aug 2023 · 3 yrs
- Webpack May 2019 to Aug 2023 · 4 yrs
- Lodash Apr 2023 to Apr 2023 · 1 mo
- Pardot Feb 2020 to Nov 2022 · 2 yrs
- Cloudflare Network Error Logging Oct 2022 to Oct 2022 · 1 mo
- HSTS Sep 2022 to Sep 2022 · 1 mo
- Netlify Feb 2020 to Sep 2022 · 2 yrs
- Facebook Jun 2019 to Apr 2022 · 2 yrs
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- Twitter Analytics May 2021 to Apr 2022 · 11 mo
- A8.net Apr 2021 to Oct 2021 · 6 mo
- Taboola Jun 2021 to Oct 2021 · 4 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Amazon S3 May 2019 to Jun 2019 · 1 mo
- Intercom May 2019 to Jun 2019 · 1 mo
Timeline
2026 4 added
- added Cloudflare May 2026 · CDN
- added Cloudflare Bot Management May 2026 · Security
- added Priority Hints Mar 2026 · Performance
- added Google Cloud Trace Feb 2026 · Performance
2025 2 dropped
- dropped Cloudflare Nov 2025 · CDN
- dropped Cloudflare Bot Management Nov 2025 · Security
2024 2 added
- added Cloudflare Sep 2024 · CDN
- added Cloudflare Bot Management Sep 2024 · Security
2023 3 added · 8 dropped
- added lit-element Nov 2023 · JavaScript libraries
- added lit-html Nov 2023 · JavaScript libraries
- dropped Lodash Nov 2023 · JavaScript libraries
- added Microsoft Advertising Nov 2023 · Advertising
- dropped Salesforce Marketing Cloud Account Engagement Nov 2023 · Marketing automation
- dropped Sendgrid Nov 2023 · Email
- dropped Webpack Nov 2023 · Miscellaneous
- dropped Amazon CloudFront Oct 2023 · CDN
- dropped Cloudflare Oct 2023 · CDN
- dropped Google Optimize Oct 2023 · A/B Testing
- dropped Sentry Oct 2023 · Issue trackers
2022 7 added · 8 dropped · 2 switched
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- added Google Ads Dec 2022 · Advertising
- dropped HSTS Dec 2022 · Security
- dropped Netlify Dec 2022 · PaaS
- switched Pardot Salesforce Marketing Cloud Account Engagement Dec 2022 · Marketing automation
- added Cloudflare Oct 2022 · CDN
- added Cloudflare Network Error Logging Oct 2022 · Issue trackers
- added HSTS Sep 2022 · Security
- added Google Workspace Aug 2022 · Email
- added Sendgrid Aug 2022 · Email
- dropped Facebook Jun 2022 · Widgets
- dropped Tailwind CSS Jun 2022 · UI frameworks
- dropped Twitter Analytics Jun 2022 · Analytics
- added Tailwind CSS Apr 2022 · UI frameworks
- switched Taboola Yahoo Advertising Apr 2022 · Advertising
- dropped A8.net Mar 2022 · Affiliate programs
- dropped Wheelio Mar 2022 · Widgets
2021 12 added · 3 dropped
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Google Ads Conversion Tracking Jul 2021 · Analytics
- added Facebook Pixel Jun 2021 · Analytics
- added Font Awesome Jun 2021 · Font scripts
- added Google Optimize Jun 2021 · A/B Testing
- added Pardot Jun 2021 · Marketing automation
- added Sentry Jun 2021 · Issue trackers
- added Taboola Jun 2021 · Advertising
- added Webpack Jun 2021 · Miscellaneous
- dropped Pardot May 2021 · Marketing automation
- dropped Sentry May 2021 · Issue trackers
- added Twitter Ads May 2021 · Advertising
- added Twitter Analytics May 2021 · Analytics
- dropped Webpack May 2021 · Miscellaneous
2020 1 added · 2 dropped
- added Node.js May 2020 · Programming languages
- dropped Amazon S3 Mar 2020 · Miscellaneous
- dropped Intercom Mar 2020 · Analytics
2019 2 added
- added Facebook Jun 2019 · Widgets
- added Google Tag Manager Jun 2019 · Tag Managers