What powers umigaku.jp?
Last seen Oct 2026 · 14 technologies across 10 categories
CMS
WordPress
since Jul 2024
Databases
MySQL
since Jul 2024
JavaScript libraries
Miscellaneous
Open Graph
since Jul 2024
RSS
since Jul 2024
Programming languages
Security
Really Simple SSL & Security
since Jul 2024
UI frameworks
Video players
YouTube
since Jul 2024
Web servers
Apache HTTP Server
since Jul 2024
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
1.65 / 10 · ranked #5,335,888 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| CLS | 0 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 14.5 MB · 63 requests
- WordPress theme: lightning · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on GMO Internet (157.7.107.53)
- DNS: Muumuu Domain
- Email: Lolipop
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 25,232,354
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted