What powers sazen.jp?
Last seen Aug 2026 · 43 technologies across 22 categories
Analytics
Authentication
CDN
CMS
Databases
Ecommerce
Font scripts
Hosting
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
Payment processors
Performance
Programming languages
Reviews
Security
SEO
Shopify apps
UI frameworks
Web servers
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.66 / 10 · ranked #5,261,028 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 5.5 MB · 79 requests
- WordPress theme: sazen · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- 大隅茶全 - OHSUMI SAZEN
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Sakura Internet (163.43.87.145)
- Email: no MX record returned
- Email security: SPF (soft fail)
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 9,360,501, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| shop.sazen.jp | 25 |
| sazen.jp | 24 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Preact Jun 2026
- dropped Shopify Chat Jun 2026
- detected Judge.me Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025