What powers 
cadch.com?
Last seen Mar 2026 · 17 technologies across 12 categories
Analytics
Google Analytics
since Apr 2019
Authentication
Facebook Login
since Jul 2021
CDN
Google Hosted Libraries
since Jan 2023
CMS
XOOPS
since Apr 2019
Font scripts
Font Awesome
since Apr 2019
JavaScript libraries
Miscellaneous
Open Graph
since Jan 2023
RSS
since Jan 2023
Programming languages
PHP
since Apr 2019
Security
HSTS
since Jan 2023
Tag managers
Google Tag Manager
since Feb 2024
UI frameworks
Animate.css
since Apr 2019
Bootstrap
since Apr 2019
Web servers
Nginx
since Jul 2020
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 Nov 2026.
- robots.txt found
- llms.txt found
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 100% desktop
Taiwan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.66 / 10 · ranked #780,764 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on LAYER-AS - Layerstack Limited (203.86.239.23)
- DNS: Linode
- Email: DreamHost
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 10,412,393
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.cadch.com | 17 |
| ttf.cadch.com | 9 |