What powers yacs.org?
Last seen Oct 2026 · 21 technologies across 15 categories
Analytics
Google Analytics
since Aug 2021
Caching
Varnish
since Aug 2021
CDN
cdnjs
since Sep 2025
Cloudflare
since Jun 2022
Editors
DreamWeaver
since Aug 2021
Font scripts
Google Font API
since Jun 2021
JavaScript frameworks
JavaScript libraries
List.js
since Aug 2021
Maps
Google Maps
since Dec 2022
Miscellaneous
Babel
since Aug 2021
Programming languages
Java
since Aug 2021
Security
Cloudflare Bot Management
since Dec 2025
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Aug 2021
Web servers
Apache Tomcat
since Aug 2021
Webmail
Google Workspace
since Aug 2022
Widgets
Wheelio
since Sep 2021
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 79% desktop
- 21% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.70 / 10 · ranked #4,951,119 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 100 ms |
| CLS | 0.15 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 15.7 MB · 78 requests
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.16.158.133)
- DNS: edlio.com
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 248,029, 13 hosts
- Verified with: Adobe, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| littleyacs.yacs.org | 17 |
| burmaster.yacs.org | 16 |
| crocker.yacs.org | 16 |
| gautier.yacs.org | 16 |
| katemiddleton.yacs.org | 16 |
| www.yacs.org | 16 |
| yacs.org | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management Dec 2025