What powers 
ridge-i.com?
Last seen Sep 2026 · 37 technologies across 25 categories
Advertising
Twitter Ads
since Jul 2021
Analytics
Authentication
Facebook Login
since Jul 2021
Caching
Varnish
since Jul 2021
CDN
Amazon CloudFront
since May 2026
Cloudflare
since May 2026
CMS
Hatena Blog
since Feb 2023
WordPress
since Apr 2020
Databases
Font scripts
Google Font API
since Apr 2020
Hosting
Xserver
since Aug 2022
IaaS
Google Cloud
since Jan 2022
Issue trackers
Sentry
since Jul 2021
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Open Graph
since Jan 2023
RSS
since Feb 2023
PaaS
Amazon Web Services
since Feb 2023
Page builders
STUDIO
since Jan 2022
Programming languages
Security
Cloudflare Bot Management
since May 2026
HSTS
since Feb 2023
Tag managers
Google Tag Manager
since Apr 2020
Video players
YouTube
since May 2025
Web servers
Nginx
since Apr 2020
Webmail
Google Workspace
since Aug 2022
Widgets
Twitter
since Jul 2021
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 81% desktop
- 19% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.63 / 10 · ranked #799,006 of all domains
84 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 4.2 MB · 91 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Xserver (183.90.253.47)
- DNS: Xserver
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 8,310,751, 6 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| iblog.ridge-i.com | 17 |
| ridge-i.com | 17 |
| deep-space.ridge-i.com | 15 |