Technology history for 521cars.com

Stack size over time

From 19 detected technologies in Jan 2025 to 21 in Jun 2026.

Currently detected

• AudioEye since Jan 2025
• Bootstrap since Jan 2025
• Cart Functionality since Jan 2025
• core-js since Jan 2025
• Google Font API since Jan 2025
• GoDaddy since Jan 2025
• HSTS since Jan 2025
• jQuery since Jan 2025
• jQuery UI since Jan 2025
• MySQL since Jan 2025
• Open Graph since Jan 2025
• PHP since Jan 2025
• Slick since Jan 2025
• WordPress since Jan 2025
• Underscore.js since Jan 2025
• WordPress Block Editor since Jan 2025
• Yoast SEO since Jan 2025
• Priority Hints since Jul 2025
• Cloudflare since Oct 2025
• Cloudflare Bot Management since Oct 2025
• Font Awesome since Nov 2025

Previously used

• Section.io Jan 2025 to Sep 2025 · 8 mo
• Varnish Jan 2025 to Sep 2025 · 8 mo

Timeline