Technology history for bookbug.jp
Stack size over time
From 11 detected technologies in Jan 2019 to 18 in Jun 2026 (peak 20).
Currently detected
- Google Analytics since Jan 2019
- Google Tag Manager since Jan 2019
- jQuery since Jan 2019
- Nginx since Jan 2019
- Twitter since Jan 2019
- Varnish since Jan 2019
- core-js since Nov 2021
- Sentry since Nov 2021
- Twitter Ads since Nov 2021
- Amazon Web Services since Aug 2022
- YouTube since Aug 2022
- Open Graph since Sep 2022
- Hatena Blog since Dec 2022
- RSS since Dec 2022
- Cloudflare since Dec 2024
- Cloudflare Bot Management since Dec 2024
- Google Font API since Oct 2025
- Amazon CloudFront since Apr 2026
Previously used
- Amazon Advertising Nov 2021 to Sep 2025 · 3 yrs
- Google AdSense Jan 2019 to Sep 2025 · 6 yrs
- reCAPTCHA Jan 2019 to Sep 2025 · 6 yrs
- Snowplow Analytics Dec 2024 to Apr 2025 · 4 mo
- Amazon ALB Aug 2023 to Oct 2023 · 2 mo
- Lodash Nov 2021 to Oct 2023 · 1 yr
- C Feb 2023 to Feb 2023 · 1 mo
- Google Plus Jan 2019 to Jun 2019 · 5 mo
- jQuery UI Jan 2019 to Jun 2019 · 5 mo
- React Jan 2019 to Jun 2019 · 5 mo
Timeline
2026 3 added
- added Cloudflare May 2026 · CDN
- added Cloudflare Bot Management May 2026 · Security
- added Amazon CloudFront Apr 2026 · CDN
2025 4 added · 9 dropped
- dropped Amazon Advertising Nov 2025 · Advertising
- dropped Cloudflare Nov 2025 · CDN
- dropped Cloudflare Bot Management Nov 2025 · Security
- dropped Google AdSense Nov 2025 · Advertising
- dropped reCAPTCHA Nov 2025 · Security
- added Google Font API Oct 2025 · Font scripts
- dropped Snowplow Analytics Jul 2025 · Analytics
- added Snowplow Analytics Apr 2025 · Analytics
- added Cloudflare Mar 2025 · CDN
- added Cloudflare Bot Management Mar 2025 · Security
- dropped Snowplow Analytics Mar 2025 · Analytics
- dropped Cloudflare Feb 2025 · CDN
- dropped Cloudflare Bot Management Feb 2025 · Security
2024 4 added
- added Cloudflare Dec 2024 · CDN
- added Cloudflare Bot Management Dec 2024 · Security
- added core-js Dec 2024 · JavaScript libraries
- added Snowplow Analytics Dec 2024 · Analytics
2023 2 added · 4 dropped
- dropped Amazon ALB Dec 2023 · Load balancers
- dropped Lodash Dec 2023 · JavaScript libraries
- added Amazon ALB Aug 2023 · Load balancers
- dropped core-js Aug 2023 · JavaScript libraries
- dropped C Apr 2023 · Programming languages
- added C Feb 2023 · Programming languages
2022 3 added · 3 dropped
- added Hatena Blog Dec 2022 · CMS
- added RSS Dec 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- dropped Google Plus Aug 2022 · Widgets
- dropped jQuery UI Aug 2022 · JavaScript Libraries
- dropped React Aug 2022 · JavaScript Frameworks
2019 11 added
- added Google AdSense Mar 2019 · Advertising Networks
- added Google Analytics Mar 2019 · Analytics
- added Google Plus Mar 2019 · Widgets
- added Google Tag Manager Mar 2019 · Tag Managers
- added jQuery Mar 2019 · JavaScript Libraries
- added jQuery UI Mar 2019 · JavaScript Libraries
- added Nginx Mar 2019 · Web Servers
- added React Mar 2019 · JavaScript Frameworks
- added reCAPTCHA Mar 2019 · Captchas
- added Twitter Mar 2019 · Widgets
- added Varnish Mar 2019 · Cache Tools