Privacy Policy
Last updated: January 12, 2026
1. Introduction
DeadLinkRadar ("we", "our", or "us") respects your privacy and is committed to protecting your personal data. This Privacy Policy explains how we collect, use, and safeguard your information when you use our link monitoring service.
2. Information We Collect
2.1 Account Information
When you create an account, we collect:
- Email address
- Account password (encrypted)
- Display name (optional)
- Billing information (processed securely through Stripe)
2.2 Link Data
When you add links to monitor, we collect:
- URLs of links you want to monitor
- Custom labels or tags you assign
- Link passwords (encrypted, if provided)
- Link status history (alive, dead, last checked time)
2.3 Usage Data
We automatically collect:
- IP address and browser information
- Pages visited and features used
- Time and date of visits
- Alert delivery success/failure logs
3. How We Use Your Information
We use your information to:
- Provide and maintain the link monitoring service
- Check the status of your monitored links
- Send you alerts when links go dead
- Process billing and manage subscriptions
- Improve our service and develop new features
- Communicate with you about service updates
- Prevent fraud and ensure security
4. Data Storage and Security
We implement industry-standard security measures to protect your data:
- All data is encrypted in transit using TLS/SSL
- Passwords and sensitive data are encrypted at rest
- Data is stored in secure cloud infrastructure (AWS/Supabase)
- Regular security audits and monitoring
- Limited employee access to personal data
5. Data Sharing and Disclosure
We do not sell your personal information. We may share data with:
- Service Providers: Stripe (payments), AWS (hosting), Supabase (database), Resend (email delivery)
- Legal Requirements: When required by law or to protect our rights
- Business Transfers: In connection with a merger, acquisition, or sale of assets
6. Important Clarifications
6.1 We Do Not Download Files
DeadLinkRadar only checks link availability. We do not download, store, or access the actual files hosted at the URLs you monitor. We only verify that links are accessible.
6.2 Third-Party Services
We check links on third-party file hosting services. We are not responsible for the privacy practices of those services. Please review their privacy policies.
7. Your Rights
You have the right to:
- Access your personal data
- Correct inaccurate data
- Delete your account and data
- Export your data
- Opt out of marketing communications
- Object to data processing in certain circumstances
To exercise these rights, contact us at privacy@deadlinkradar.com
8. Data Retention
We retain your data while your account is active and for a reasonable period after account deletion to comply with legal obligations. Link history data is retained for up to 90 days after link removal.
9. Cookies and Tracking
We use essential cookies to maintain your session. We also use analytics cookies to understand how users interact with our service. You can control cookie preferences in your browser settings.
10. Analytics and Product Metrics
We collect anonymized usage data to improve our product and understand how users interact with our service.
10.1 What We Track
We collect:
- Feature usage patterns (which features you use most)
- Page view analytics and user flows
- Action logs (link operations, bulk imports, exports, alert configurations, settings changes)
- Aggregated engagement metrics (daily/weekly/monthly active users)
10.2 What We Do NOT Track
We explicitly do not:
- Track the content of your monitored links or URLs
- Share usage data with third-party advertisers
- Use analytics data for advertising or marketing purposes
- Identify individual users in aggregate metrics
10.3 Data Retention and Deletion
Analytics data is retained for 90 days by default. You can request deletion of your analytics data at any time by contacting privacy@deadlinkradar.com. Account deletion automatically removes all associated analytics records.
11. Children's Privacy
Our service is not intended for users under 18. We do not knowingly collect data from children. If you believe we have collected data from a child, please contact us immediately.
12. International Data Transfers
Your data may be processed in countries outside your residence. We ensure appropriate safeguards are in place for international transfers.
13. Changes to This Policy
We may update this Privacy Policy from time to time. We will notify you of material changes via email or through the service. The "Last updated" date at the top reflects the most recent changes.
14. Contact Us
Questions about this Privacy Policy? Contact us at:
- Email: privacy@deadlinkradar.com
15. Vercel Integration Data
When you install DeadLinkRadar through the Vercel Marketplace, we collect and process additional data from your Vercel account:
15.1 OAuth Authentication
We collect:
- OAuth access tokens (encrypted, used for API access)
- Token expiration and refresh information
- Installation ID and configuration ID
15.2 Account Data
We collect from your Vercel account:
- Email address (for account linking)
- Team or personal account identifier
- Team name (for display purposes)
15.3 Project Data
We collect:
- Project names and IDs (for monitoring selection)
- Project domains and URLs (for sitemap discovery)
- Deployment status and URLs (to trigger link checks)
15.4 Data Retention
Vercel integration data is handled as follows:
- OAuth tokens are refreshed automatically and stored encrypted
- Tokens are deleted immediately when you uninstall the integration
- Project and deployment data is retained while the integration is active
- Link check history is retained per our standard retention policy (90 days after link removal)
15.5 Third-Party Processing
Vercel integration data may be processed by our infrastructure providers (AWS, Supabase) as described in Section 5. We do not share your Vercel data with other third parties except as required to provide the Service.
16. Social Login Providers
DeadLinkRadar supports signing in with third-party authentication providers. When you choose to sign in using a social login provider, we collect information from that provider to create or link your account.
16.1 Google Sign-In
When you sign in with Google, we collect:
- Email address (for account identification)
- Display name (for personalization)
- Profile picture URL (optional, for display purposes)
16.2 X (Twitter) Sign-In
When you sign in with X (Twitter), we collect:
- Email address (if available from your X account)
- Username/handle (for account identification)
- Display name (for personalization)
- Profile picture URL (optional, for display purposes)
16.3 How We Use Social Login Data
We use social login data to:
- Create your DeadLinkRadar account or link to an existing account
- Authenticate you when you sign in
- Display your name and profile picture in the application
We do not post to your social media accounts or access your followers, posts, or other social data. We only use the authentication and basic profile information described above.
16.4 Token Storage and Security
OAuth tokens from social login providers are managed securely by our authentication provider (Supabase Auth). Tokens are encrypted and are not accessible to our application code. When you disconnect a social login or delete your account, all associated authentication data is removed.
16.5 Third-Party Privacy Policies
Your use of social login providers is also subject to their privacy policies:
Your Privacy Matters: We are committed to transparency and protecting your data. If you have any concerns or questions, please don't hesitate to reach out.