What powers rios-net.jp?
Last seen Sep 2026 · 5 technologies across 4 categories
JavaScript libraries
Load balancers
Amazon ELB
since May 2022
PaaS
Amazon Web Services
since May 2022
Web servers
Apache HTTP Server
since May 2022
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
- 69% desktop
- 31% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.55 / 10 · ranked #6,078,026 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 0.8 MB · 53 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- DNS: Amazon Route 53
- Email: Amazon SES / WorkMail
- Email security: no SPF record, no DMARC record
- SSL: Amazon Trust Services, RSA 2048, wildcard, expires Mar 2027
- Common Crawl link graph: rank 26,777,498, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted