What powers mcsos.org?
Last seen Oct 2026 · 28 technologies across 17 categories
Analytics
Google Analytics
since Apr 2019
Pendo
since Oct 2022
CDN
Sendgrid
since May 2023
Font scripts
Font Awesome
since Jul 2021
Google Font API
since Apr 2019
Issue trackers
Sentry
since Jul 2021
JavaScript frameworks
JavaScript libraries
Slick
since Sep 2024
Miscellaneous
PDF.js
since Jul 2021
Operating systems
Windows Server
since Apr 2019
Payment processors
PayPal
since Sep 2025
Programming languages
TypeScript
since Jul 2021
Security
HSTS
since Sep 2022
UI frameworks
Video players
YouTube
since Sep 2024
Web frameworks
Microsoft ASP.NET
since Apr 2019
Web servers
Webmail
Apple iCloud Mail
since Jan 2023
Microsoft 365
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
- 70% desktop
- 30% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.03 / 10 · ranked #1,535,386 of all domains
29 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| CLS | 0.25 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 7.1 MB · 163 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (35.163.125.69)
- DNS: k12.ca.us
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC quarantine
- SSL: GoDaddy, RSA 2048, wildcard, expires Oct 2026
- Common Crawl link graph: rank 7,038,135, 4 hosts
- Verified with: Adobe, Apple Business, Microsoft 365, OpenAI
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| eportal.mcsos.org | 19 |
| www.mcsos.org | 19 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Pendo May 2026
- detected HSTS Apr 2026
- dropped Cloudflare Bot Management Dec 2025