What powers crystal.k12.mo.us?
Last seen Aug 2026 · 25 technologies across 13 categories
Analytics
Cloudflare Browser Insights
since Apr 2022
Google Analytics
since Oct 2020
CDN
Amazon SES
since Aug 2022
Font scripts
Google Font API
since Aug 2026
JavaScript libraries
Maps
Google Maps
since Jan 2019
Miscellaneous
Open Graph
since Sep 2022
Webpack
since Oct 2020
PaaS
Amazon Web Services
since Aug 2022
Security
Cloudflare Bot Management
since Dec 2022
HSTS
since Jun 2025
Video players
Vimeo
since Aug 2026
Web frameworks
Microsoft ASP.NET
since Jan 2019
Webmail
Google Workspace
since Aug 2022
Widgets
Embedly
since Aug 2026
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 72% desktop
- 28% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.75 / 10 · ranked #17,773,368 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Amazon CloudFront
- Weight: 15.8 MB · 86 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Amazon CloudFront Aug 2026
- detected cdnjs Aug 2026
- detected Embedly Aug 2026
- detected Google Font API Aug 2026
- detected Google Maps Aug 2026
- detected Moment.js Aug 2026
- detected Swiper Aug 2026
- detected Vimeo Aug 2026