eff.org

website information and technology stack

Web technologies detected on this domain26 technologies
Web technologies detected across all eff.org subdomains86 technologies
Website rank1,292
Website Location United States
LanguageEnglish
Domain Forwarding43websites redirects to eff.org
Last technology updateJuly, 2026
Total eff.org subdomain count29 subdomains
Top ranking subdomain certbot.eff.org (Rank: 5,931)
IP Address173.239.79.200
Reverse IP5 websites share 173.239.79.200 IP address.
Autonomous System Number (ASN)AS32354 (UNWIRED)
Total linking domains268 domains
Total linking IP189 IPs
Certificate IssuerLet's Encrypt

Available Reports


Last Update

September, 2026

Scan & Monitor





Security Profile

  • Live site
  • Secure connection (HTTPS)
  • Certificate valid
  • No outdated techologies detected

Address

 Electronic Frontier Foundation, 815 Eddy Street, San Francisco, CA, 94109, US


Social Media

Facebook: eff

Instagram: efforg

Youtube: efforg


Subdomains

Technology Stack

A snapshot of the most notable technologies used on the eff.org website. This is a partial list only. Click below to view the full technology stack with complete details.
Technology TypeTechnologyFirst detectedLast detected
Content Management System Drupal July, 2026September, 2026
Email Authentication SPF1 April, 2026September, 2026
Infrastructure as a Service Azure July, 2026September, 2026
Marketing Automation Salsa April, 2026September, 2026
Programming Languages PHP April, 2026September, 2026
Talent Management System Paycom April, 2026September, 2026
Team Collaboration Google Workspace April, 2026September, 2026
Web Hosting Fastly Hosted April, 2026September, 2026
Web Mail Azure Communication Services April, 2026September, 2026
Web Servers Nginx April, 2026September, 2026
See full technology stack

Change History

List of recent detected changes in the technological composition of the eff.org domain
TechnologyTechnology TypeVersionChangeDate
AzureInfrastructure as a Service AddedJul, 2026
Azure CDNContent Delivery Networks AddedJul, 2026
DrupalContent Management System Upgrade from 7 to 'unknown'Jul, 2026
Phoenix SuperWordpress Themes DroppedJul, 2026

Uncommon response headers

List of uncommon response headers that were used by the website.
HeaderValue
Content-Security-Policy-Report-Onlydefault-src https: 'unsafe-inline' 'unsafe-eval' 'self' data:; img-src 'self' *.eff.org data:; report-uri https://sentry.eff.org/api/2/security/?sentry_key=f1118ad37b5e4afbabe3487ca42fe73e
Servernginx
Via1.1 varnish, 1.1 varnish
X-CacheHIT, MISS
X-Cache-Hits9, 0
X-Drupal-CacheHIT
X-Redirect-ID15823
X-Served-Bycache-lga21965-LGA, cache-bur-kbur8200111-BUR
X-TimerS1788511608.516402,VS0,VE68