What powers 
seahat.jp?
Last seen Sep 2026 · 32 technologies across 17 categories
Advertising
Analytics
CMS
Databases
Font scripts
Hosting
Hosting panels
JavaScript libraries
Miscellaneous
Performance
Programming languages
UI frameworks
Web servers
Webmail
Widgets
WordPress plugins
WordPress themes
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
- 85% phone
- 15% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.58 / 10 · ranked #827,119 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 29.2 MB · 130 requests
- WordPress theme: astra (child: astra-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- 一般財団法人 大村市文化・スポーツ振興財団（メモリード・シーハットおおむら）
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Xserver (85.131.213.47)
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 7,210,644, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| seahat.jp | 26 |
| www.seahat.jp | 14 |
Full technology history →
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Recent changes
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025