What powers calendar-pr.jp?
Last seen Aug 2026 · 18 technologies across 9 categories
Advertising
Analytics
Google Ads Conversion Tracking
since Aug 2022
Google Analytics
since Aug 2022
Matomo Analytics
since Oct 2023
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2022
Programming languages
Security
HSTS
since Oct 2022
Tag managers
Google Tag Manager
since Aug 2022
Video players
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.74 / 10 · ranked #4,693,521 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Full technology history →
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Recent changes
- dropped Mouse Flow Jan 2026
- dropped Tapad Dec 2025
- dropped U-KOMI Dec 2025