What powers 
via.co.jp?
Last seen Oct 2026 · 46 technologies across 21 categories
Advertising
Analytics
Authentication
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
Security
Tag managers
Translation
UI frameworks
Video players
Web servers
WordPress plugins
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 Nov 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 72% phone
- 28% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.49 / 10 · ranked #907,346 of all domains
31 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 75 ms |
| CLS | 0.15 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Japanese
- Weight: 19.1 MB · 186 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Minamiaso Luna Observatory
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on Sakura Internet (133.125.148.6)
- DNS: mixhost.jp
- Email: via.co.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 9,697,073, 3 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.via.co.jp | 34 |
| via.co.jp | 29 |
| reservation.via.co.jp | 17 |
Full technology history →
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Recent changes
- detected Cloudflare Oct 2026
- detected Cloudflare Bot Management Oct 2026
- detected YouTube Oct 2026
- detected Google Ads Aug 2026
- detected Google Ads Conversion Tracking Aug 2026
- dropped Microsoft Advertising Dec 2025
- dropped Microsoft Clarity Dec 2025