What powers pennfishing.jp?
Last seen Aug 2026 · 15 technologies across 12 categories
Analytics
Google Analytics
since Apr 2026
CDN
Cloudflare
since Feb 2026
Customer data platform
Klaviyo Data Platform
since Aug 2026
Ecommerce
Shopify
since Feb 2026
Font scripts
Typekit
since Feb 2026
JavaScript libraries
Marketing automation
Klaviyo
since Feb 2026
Miscellaneous
HTTP/3
since Feb 2026
Open Graph
since Feb 2026
Performance
Priority Hints
since Feb 2026
Security
HSTS
since Feb 2026
Tag managers
Google Tag Manager
since Feb 2026
Video players
YouTube
since Feb 2026
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 Aug 2026.
- 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
- 82% phone
- 19% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.99 / 10 · ranked #12,765,579 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 10.4 MB · 270 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Klaviyo Data Platform Aug 2026
- detected Google Analytics Apr 2026