What powers sony-ef.or.jp?
Last seen Oct 2026 · 10 technologies across 9 categories
Analytics
Google Analytics
since Jan 2019
JavaScript frameworks
GSAP
since May 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Programming languages
Java
since Sep 2021
Security
HSTS
since May 2025
Tag managers
Google Tag Manager
since Nov 2022
Web servers
Apache HTTP Server
since Jan 2019
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 58% desktop
- 42% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.44 / 10 · ranked #411,637 of all domains
60 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Japanese
- Weight: 4.5 MB · 42 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- DNS: Amazon Route 53
- Email: no MX record returned
- Common Crawl link graph: rank 748,878
DNS records as swept Nov 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped OpenSSL May 2026