What powers rebecca.ac?
Last seen Oct 2026 · 3 technologies across 3 categories
Analytics
Google Analytics
since Jul 2020
Programming languages
Adobe Flash
since May 2022
Web servers
Apache HTTP Server
since Jul 2020
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.34 / 10 · ranked #1,081,322 of all domains
59 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 0.0 MB · 6 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on UCOM ARTERIA Networks Corporation (113.36.242.230)
- DNS: lsv.jp
- Email: lsv.jp
- Email security: SPF (soft fail), no DMARC record
- Common Crawl link graph: rank 9,201,487, 2 hosts
DNS records as swept Oct 2026. How the web is hosted