What powers 
raysee.jp?
Last seen Sep 2026 · 25 technologies across 15 categories
Advertising
Twitter Ads
since Sep 2022
Analytics
Google Analytics
since Aug 2022
Hotjar
since Aug 2022
Microsoft Clarity
since Sep 2022
Mouse Flow
since Sep 2022
Pinterest Conversion Tag
since Sep 2022
TikTok Pixel
since Sep 2022
CDN
Cloudflare
since Sep 2024
Issue trackers
Sentry
since Aug 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Vercel
since Aug 2022
Payment processors
Amazon Pay
since Feb 2025
Performance
Priority Hints
since Mar 2026
Programming languages
Node.js
since Aug 2022
Security
Cloudflare Bot Management
since Sep 2024
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Aug 2022
UI frameworks
Tailwind CSS
since Aug 2022
Webmail
Google Workspace
since Sep 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 97% phone
- 3% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.79 / 10 · ranked #722,113 of all domains
52 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 275 ms |
| CLS | 0.15 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- CDN: Vercel
- Weight: 5.3 MB · 202 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (76.76.21.21)
- DNS: Google Cloud DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 211,611, 4 hosts
- Verified with: Firebase, Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| raysee.jp | 24 |
| teller.raysee.jp | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Priority Hints Mar 2026
- dropped Cloudflare Jan 2026
- dropped Cloudflare Bot Management Jan 2026