What powers trais.co.jp?
Last seen Oct 2026 · 24 technologies across 15 categories
Analytics
CMS
Databases
Font scripts
Hosting
JavaScript libraries
Maps
Miscellaneous
Page builders
Performance
Programming languages
Web servers
Webmail
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
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.72 / 10 · ranked #4,859,959 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 7.1 MB · 86 requests
- WordPress theme: lightning (child: lightning-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Sakura Internet (219.94.129.18)
- DNS: Sakura Internet
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 41,236,495, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
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Recent changes
- dropped WordPress Super Cache Jan 2026
- dropped All in One SEO Nov 2025
- dropped Animate.css Nov 2025
- dropped Bootstrap Nov 2025
- dropped cdnjs Nov 2025
- dropped Cloudflare Nov 2025
- dropped Font Awesome Nov 2025
- dropped Google Hosted Libraries Nov 2025
- dropped Modernizr Nov 2025
- dropped React Nov 2025
- dropped Really Simple SSL & Security Nov 2025
- dropped Site Kit Nov 2025
- dropped Slick Nov 2025
- dropped YouTube Nov 2025