SSL, Performance & Site Auditing Tools

Utilities for verifying transport layer security, inspecting certificate chains, testing site performance speeds, and scanning web properties for errors.

SSL & Certificate Validation

Essential tools for inspecting web server certificates, checking cipher configurations, and troubleshooting trust chains:

• SSL Server Test (Qualys SSL Labs): The gold standard for deep inspection of web server SSL/TLS configurations, protocol support, and vulnerability assessments.
• SSLShopper.com: A quick utility for checking certificate installation status and tracking expiration dates.
• Why No Padlock?: Scans secure URLs to identify mixed content issues or unencrypted assets triggering browser warnings.
• SSL Certificate Tools: A suite of helpers for decoding CSRs, matching private keys, and converting certificate formats.
• Bulk SSL installation checker: Utility to verify SSL deployment status across multiple domains simultaneously.
• Quick Chain Check - Powered by Certify The Web: Analyzes certificate trust paths to confirm intermediate certificates are properly served.
• Troubleshooting SSL related issues (Server Certificate) | Microsoft Docs: Official troubleshooting documentation for resolving certificate binding errors on IIS.

Page Load & Quality Tests

Benchmarking performance metrics and auditing website components for optimization:

• WebPageTest - Website Performance and Optimization Test: Advanced testing tool providing detailed waterfall charts, connection views, and deep rendering metrics.
• GTmetrix | Website Speed and Performance Optimization: Analyzes site speed performance and generates structured optimization scorecards.
• Website Speed Test | Pingdom Tools: A fast, lightweight tool to measure load times from multiple international data centers.
• Check a Site: scan web sites for over 700 quality problems: Automated scanner checking sites for broken links, search engine optimization issues, and accessibility compliance.