2026-08-01 crawl · observed, not inferred

Technology used by kumon.ne.jp

公文式(算数・数学、英語、国語)の公式サイト。KUMONは「先生×教材×教室」の3つの軸でお子さまをサポートします。幼児・小学生から中高生・社会人まで対象。

33
technologies detected
(株)公文教育研究会
company
1001-5000
employees
professional training & coaching
industry
japan
location

Recent changes

2026-07-01 dropped Mauticconfirmed
2026-06-01 dropped LazySizesconfirmed
2026-06-01 dropped EWWW Image Optimizerconfirmed
2026-04-01 dropped Cloudflareprovisional
2026-04-01 dropped Cloudflare Bot Managementprovisional
2026-02-01 dropped HSTSprovisional
2026-02-01 dropped Matomo Analyticsprovisional
2026-02-01 dropped Criteoprovisional
2026-02-01 dropped YouTubeprovisional
2026-01-01 dropped jQuery Migrateconfirmed

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.

Advertising
Google AdsDec 2022Yahoo AdvertisingApr 2022CriteoSept 2023Twitter AdsJul 2021TaboolaJul 2022Microsoft AdvertisingJun 2023Amazon AdvertisingJul 2025AD EBiSSept 2025
Analytics
TikTok PixelMay 2023Pinterest Conversion TagApr 2024Microsoft ClarityJun 2021Matomo AnalyticsDec 2025Google Ads Conversion TrackingJul 2021DatadogJan 2025Google AnalyticsMay 2018Facebook Pixel2.9.373Jul 2021
JavaScript libraries
jQuery3.7.1May 2017core-js3.32.2Sept 2021SlickJul 2018
JavaScript frameworks
ReactMar 2026styled-componentsMar 2026
CDN
CloudflareSept 2024Amazon CloudFrontJan 2024
Security
HSTSSept 2022Cloudflare Bot ManagementSept 2024
Ecommerce
Amazon WebstoreJul 2025
Video players
YouTubeJul 2023
Web servers
Apache HTTP ServerDec 2022
PaaS
Amazon Web ServicesDec 2023
Performance
Priority HintsNov 2023
Font scripts
Google Font APIFeb 2019
Tag managers
Google Tag ManagerMay 2017
Miscellaneous
Open GraphSept 2022
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