cdn.optimizely.com: Optimizely’s Invasive Testing Tracking

Optimizely’s cdn.optimizely.com domain tracks your online interactions to fuel A/B testing and personalization experiments. It invades your privacy by logging detailed behavior for website tweaks. Let’s dive in.

What Is cdn.optimizely.com?

This domain powers Optimizely’s experimentation platform, monitoring user actions to test website variants. It collects data for analytics, disregarding your personal privacy for test results.

Data It Collects

When you visit a site using Optimizely, it logs:

• IP Address: Your digital identifier tied to location.
• Browsing Behavior: Pages viewed and actions during tests.
• Device ID: Unique identifier for cross-device tracking.
• User ID: Links activity to a profile if available.
• Cookie IDs: Tracking markers like ‘optimizelyEndUserId’.
• Interaction Data: Clicks, scrolls, and variant exposure.
• Browser Type: Info like Chrome 120.0 for profiling.
• Operating System: Details like Windows 11 for fingerprinting.
• Referrer URL: Source of visit for context.
• Timestamps: Precise timing of actions.

This builds a detailed record of your test interactions.

Who Gets Your Data?

Optimizely shares this with:

• Optimizely Client: For testing and personalization analytics.
• Third-Party Service Provider: For data processing.
• Cloud Hosting Provider: For storage.
• Law Enforcement Agency: Upon request, sharing IP and behavior data.

How to Protect Yourself

Privacy Auditor is here to help. Try these steps:

• Block Trackers: Use Privacy Auditor’s paid service to stop Optimizely scripts.
• Use a VPN: Mask your IP with Mullvad.
• Clear Cookies: Wipe tracking markers regularly.
• Use Privacy Browsers: Opt for Firefox or Tor.

Combine these to limit Optimizely’s data collection.

Sources

• Optimizely Privacy Policy: https://www.optimizely.com/legal/privacy-policy/
• Optimizely Trust Center: https://www.optimizely.com/trust-center/

This is a legal disclaimer. All information is provided for educational purposes only.