What powers puro.co.jp?
Last seen Sep 2026 · 8 technologies across 8 categories
Analytics
Authentication
Facebook Login
since Jun 2021
Ecommerce
Cart Functionality
since Oct 2021
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Web servers
Nginx
since Apr 2019
Widgets
SnapWidget
since Feb 2022
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 50% phone
- 50% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.33 / 10 · ranked #8,228,288 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 15.5 MB · 222 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Sakura Internet (59.106.171.58)
- DNS: Sakura Internet
- Email: puro.co.jp
- Email security: SPF (soft fail), DMARC quarantine
- SSL: JPRS, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 9,933,116, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted