What powers irca.org?
Last seen Jun 2026 · 21 technologies across 11 categories
Analytics
CDN
Cookie compliance
OneTrust
since Apr 2022
Font scripts
Google Font API
since Sep 2020
JavaScript libraries
Marketing automation
BowNow
since Feb 2022
PaaS
Amazon Web Services
since Nov 2022
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Apr 2019
Web servers
Apache HTTP Server
since Apr 2019
Webmail
Microsoft 365
since Sep 2022
Audience
- 83% desktop
- 17% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.63 / 10 · ranked #798,553 of all domains
46 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 2.7 MB · 111 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Amazon ALB Sep 2025
- dropped Moment.js Aug 2025