What powers crsk12.org?
Last seen Sep 2026 · 44 technologies across 24 categories
Analytics
Cloudflare Browser Insights
since Apr 2022
Google Analytics
since Jan 2019
CDN
Amazon CloudFront
since Oct 2022
Cloudflare
since Mar 2022
Google Hosted Libraries
since Oct 2022
jsDelivr
since Jul 2023
CMS
Google Sites
since Apr 2022
Databases
Editors
Font scripts
Font Awesome
since Jan 2019
Google Font API
since Jan 2019
Hosting
GoDaddy
since Aug 2022
JavaScript frameworks
Backbone.js
since Aug 2023
JavaScript libraries
Closure Library
since Oct 2023
Lightbox
since Aug 2023
Marked
since Aug 2026
Preact
since Aug 2023
Selectize
since Aug 2023
Underscore.js
since Aug 2023
Load balancers
Maps
Google Maps
since Dec 2022
Miscellaneous
HTTP/3
since Aug 2023
Open Graph
since Sep 2022
Operating systems
Windows Server
since Jan 2019
PaaS
Amazon Web Services
since Oct 2022
Programming languages
Java
since Aug 2023
Rich text editors
CKEditor
since Aug 2024
Security
Cloudflare Bot Management
since Dec 2022
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
Translation
Weglot
since Aug 2023
UI frameworks
Video players
YouTube
since Apr 2020
Web frameworks
Web servers
Webmail
Apple iCloud Mail
since Jan 2023
Google Workspace
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.28 / 10 · ranked #2,916,674 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 3.0 MB · 85 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Colorado River Union High School District
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on Cloudflare (104.18.41.58, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Google Trust Services, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 7,753,707, 13 hosts
- Verified with: Adobe, Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| mhs.crsk12.org | 28 |
| synergy.crsk12.org | 12 |
| bcsd.crsk12.org | 11 |
| diamondback.crsk12.org | 11 |
| sunrise.crsk12.org | 10 |
| bhcms.crsk12.org | 9 |
| desertvalley.crsk12.org | 7 |
| coyotecanyon.crsk12.org | 6 |
| foxcreek.crsk12.org | 6 |
| rvhs.crsk12.org | 6 |
| www.crsk12.org | 6 |
| academy.crsk12.org | 5 |
| crsk12.org | 5 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Closure Library Jan 2026