What powers 
syusuien.co.jp?
Last seen Sep 2026 · 15 technologies across 10 categories
Analytics
Google Analytics
since Jan 2019
CDN
Google Hosted Libraries
since Feb 2022
jsDelivr
since Nov 2023
Ecommerce
Cart Functionality
since Nov 2022
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Load balancers
Amazon ALB
since Jun 2022
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Jun 2022
Tag managers
Google Tag Manager
since May 2025
Web servers
Nginx
since Dec 2021
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 81% phone
- 16% desktop
- 3% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.96 / 10 · ranked #602,981 of all domains
51 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 15.6 MB · 86 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Sakura Internet (219.94.163.49)
- DNS: Sakura Internet
- Email: syusuien.co.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 10,023,453, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| syusuien.co.jp | 15 |
| www.syusuien.co.jp | 15 |