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2026-08-01 crawl · observed, not inferred

Technology used by chart.co.jp

26
technologies detected
数研出版（株）
company
51-200
employees
publishing
industry
japan
location

Full detected stack

Everything detected on this domain in the latest monthly crawl, grouped by what it does. ↩ marks when we first observed it — no later than that date, not necessarily when they adopted it. Faded dates were seen in fewer than four crawls.

CDN
jsDelivr↩ Aug 2022Amazon S3↩ Aug 2022Amazon CloudFront↩ May 2023Cloudflare↩ May 2023cdnjs↩ May 2023
JavaScript libraries
core-js3.41.0↩ Aug 2022Slick↩ Apr 2020jQuery3.4.1↩ Oct 2016
Webmail
Apple iCloud Mail↩ Jan 2023Apple iCloud Mail↩ Jan 2023
Programming languages
TypeScript↩ Aug 2022PHP8.0.30↩ May 2018
JavaScript frameworks
Zone.js↩ Aug 2022Angular18.2.13↩ Aug 2022
Font scripts
Google Font API↩ Apr 2020Google Font API↩ Apr 2020
Tag managers
Google Tag Manager↩ Sept 2021Google Tag Manager↩ Sept 2021
Analytics
Google Analytics↩ May 2018Google Analytics↩ May 2018
Miscellaneous
PWA↩ Aug 2022Open Graph↩ Sept 2022
PaaS
Amazon Web Services↩ Aug 2022
Ecommerce
Cart Functionality↩ Nov 2021
Operating systems
Red Hat↩ Dec 2024
Web servers
Apache HTTP Server2.4.57↩ Dec 2022
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