What powers sd13.org?
Last seen Jun 2026 · 15 technologies across 9 categories
Analytics
Google Analytics
since Jun 2018
CDN
Cloudflare
since Apr 2018
Editors
DreamWeaver
since Jul 2022
JavaScript libraries
Miscellaneous
Babel
since Jul 2022
Security
Cloudflare Bot Management
since Jan 2022
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jul 2022
Webmail
Apple iCloud Mail
since Jan 2023
Google Workspace
since Aug 2022
Audience
- 58% desktop
- 42% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.72 / 10 · ranked #4,850,297 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0.2 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 19.8 MB · 84 requests
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| dujardin.sd13.org | 15 |
| erickson.sd13.org | 15 |
| westfield.sd13.org | 15 |
| www.sd13.org | 15 |
Full technology history →
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Recent changes
- dropped Java Apr 2026
- detected Cloudflare Bot Management Dec 2025