What powers willnavi.jp?
Last seen Oct 2026 · 15 technologies across 10 categories
Analytics
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Tag managers
Web frameworks
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 60% phone
- 40% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.31 / 10 · ranked #2,866,963 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Japanese
- Weight: 6.8 MB · 282 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- WILLナビ中学校
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Sakura Internet (133.242.176.36)
- DNS: kagoya.net
- Email: kagoya.net
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 18,029,619, 4 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| jh.willnavi.jp | 10 |
| med.willnavi.jp | 9 |
| juku.willnavi.jp | 7 |
| willnavi.jp | 5 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Yahoo Advertising Aug 2026
- detected Yahoo Advertising Jun 2026
- detected Microsoft Clarity May 2026
- dropped DreamWeaver Mar 2026
- dropped Prototype Mar 2026
- detected Google Font API Feb 2026
- detected HSTS Feb 2026
- detected Priority Hints Feb 2026