What powers 
alsjapan.org?
Last seen Oct 2026 · 25 technologies across 14 categories
Analytics
Authentication
Caching
CMS
Databases
Font scripts
Hosting
JavaScript libraries
Miscellaneous
Page builders
Programming languages
Security
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 62% phone
- 38% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.03 / 10 · ranked #547,116 of all domains
82 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
4 keywords in Google's top 30
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Japanese
- Weight: 3.8 MB · 98 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Registered Apr 2006 (20 years) via GMO Internet Group, Inc. d/b/a Onamae.com, renews Apr 2027
- Hosted on Xserver (202.254.239.142)
- DNS: Xserver
- Email: alsjapan.org
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,304,558, 5 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| alsjapan.org | 20 |
| chie.alsjapan.org | 14 |
Full technology history →
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Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025