What powers opened.network?
Last seen Aug 2026 · 22 technologies across 16 categories
Advertising
Analytics
Authentication
CDN
CMS
Databases
Font scripts
Hosting panels
JavaScript libraries
Miscellaneous
Programming languages
Security
UI frameworks
Web servers
Widgets
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.88 / 10 · ranked #668,969 of all domains
71 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 2300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 10.8 MB · 61 requests
- WordPress theme: ou_opened · all themes
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Sakura Internet (112.78.125.31)
- DNS: Onamae.com
- Email: opened.network
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 7,029,919, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| opened.network | 20 |
| www.opened.network | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Apache HTTP Server Aug 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected Twitter Emoji (Twemoji) Feb 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025