What powers riddler.co.jp?
Last seen Aug 2026 · 41 technologies across 24 categories
Advertising
Twitter Ads
since Oct 2021
Analytics
Google Analytics
since Jun 2021
CDN
Databases
Firebase
since Sep 2022
Development
Emotion
since Aug 2022
Ecommerce
Cart Functionality
since Jan 2024
Shopify
since Jan 2024
Font scripts
Google Font API
since Jun 2020
IaaS
Google Cloud
since Apr 2022
JavaScript frameworks
JavaScript libraries
Marketing automation
PushOwl
since Dec 2025
Miscellaneous
Payment processors
American Express
since Jan 2024
Apple Pay
since Jan 2024
Google Pay
since Jan 2024
Mastercard
since Jan 2024
Shop Pay
since Jan 2024
Visa
since Jan 2024
Performance
Google Cloud Trace
since Apr 2022
Priority Hints
since Jan 2024
Programming languages
Node.js
since Jun 2020
Retargeting
Google Remarketing Tag
since Oct 2021
Security
HSTS
since Sep 2022
Shopify apps
Secomapp
since Oct 2024
Tag managers
Google Tag Manager
since Jun 2021
UI frameworks
Chakra UI
since Aug 2022
Video players
YouTube
since Oct 2021
Web servers
Google App Engine
since Jun 2020
Webmail
Google Workspace
since Aug 2022
Widgets
Twitter
since Oct 2021
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
- Sep 2026 * added to robots.txt
- Sep 2026 llms-full.txt appeared
- Sep 2026 llms.txt appeared
- Sep 2026 robots.txt appeared
- Aug 2026 * removed from robots.txt
- Aug 2026 llms.txt removed
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
- 76% phone
- 24% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.78 / 10 · ranked #725,992 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 5.3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- CDN: Google
- Weight: 9.3 MB · 97 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| shop.riddler.co.jp | 20 |
| riddler.co.jp | 14 |
| contents.riddler.co.jp | 13 |
| st.riddler.co.jp | 13 |
| nazoday2022.riddler.co.jp | 12 |
| www.riddler.co.jp | 12 |
| exa.riddler.co.jp | 9 |
Full technology history →
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Recent changes
- detected PushOwl Dec 2025