What powers si-linux.co.jp?
Last seen Aug 2026 · 5 technologies across 5 categories
Hosting
Sakura Internet
since Aug 2026
JavaScript Frameworks
Miscellaneous
RSS
since Aug 2026
Programming languages
Adobe Flash
since Aug 2026
Web servers
Nginx
since Jul 2020
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.98 / 10 · ranked #585,326 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on Sakura Internet (59.106.13.111)
- DNS: Sakura Internet
- Email: si-linux.co.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 2,075,112, 3 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted