← Back to Home

Privacy Policy

Last Updated: February 15, 2026

1. Information We Collect

DNS Service (doh.t31.org)

Our DNS-over-HTTPS and DNS-over-TLS service collects the following information:

• DNS Queries: Domain names you look up (e.g., "google.com")
• Timestamp: When the query was made
• IP Address: Anonymized after processing (last octet removed)
• Query Type: Type of DNS record requested (A, AAAA, etc.)

Website (t31.org)

Our main website collects minimal information:

• Server Logs: Standard web server logs (IP address, page visited, timestamp)
• No Cookies: We do not use tracking cookies or analytics services
• No Third-Party Trackers: No Google Analytics, Facebook Pixel, or similar tracking

2. How We Use Your Information

DNS Query Logs

We use DNS query logs for:

• Service Operation: Monitoring service health and performance
• Security: Detecting and preventing abuse, DDoS attacks, and malicious activity
• Statistics: Generating aggregate statistics (total queries, block percentage)
• Improvements: Identifying commonly blocked domains to improve filtering

Data Retention

• DNS Query Logs: Retained for 90 days, then automatically deleted
• Aggregate Statistics: Retained indefinitely (no personally identifiable information)
• Server Logs: Retained for 30 days

3. Data Sharing and Disclosure

We do not sell, rent, or share your personal information with third parties. We may disclose information only in the following circumstances:

• Legal Obligation: When required by law, court order, or government request
• Service Protection: To protect against fraud, abuse, or security threats
• With Your Consent: When you explicitly authorize disclosure

4. Security Measures

We implement multiple security measures to protect your data:

• Encryption: All DNS traffic is encrypted via HTTPS or TLS
• DNSSEC: Cryptographic validation of DNS responses
• IP Anonymization: Client IP addresses are anonymized in logs
• Secure Infrastructure: Server hardening, firewall rules, and regular security updates
• No Data Monetization: We never sell or monetize user data

5. Third-Party Services

Referral Links

Our website contains referral links to third-party services (e.g., US Mobile). When you click these links:

• You are redirected to the third party's website
• The third party may collect information according to their privacy policy
• We may receive a referral commission if you sign up
• We do not share your personal information with these services

6. Your Rights and Choices

You have the following rights regarding your data:

• Access: Request information about data we have collected
• Deletion: Request deletion of your data (subject to legal requirements)
• Opt-Out: Stop using our DNS service at any time by changing your DNS settings
• Data Portability: Request a copy of your data in a portable format

7. Children's Privacy

Our services are not directed to children under 13 years of age. We do not knowingly collect personal information from children. If you believe we have inadvertently collected information from a child, please contact us immediately.

8. International Users

Our servers are located in the United States. By using our services, you consent to the transfer and processing of your data in the United States, which may have different privacy laws than your country.

9. Changes to This Privacy Policy

We may update this privacy policy from time to time. Changes will be posted on this page with an updated "Last Updated" date. Continued use of our services after changes constitutes acceptance of the updated policy.

10. Contact Us

If you have questions about this privacy policy or our data practices, please contact us:

• Website: https://t31.org
• Service: DNS service (doh.t31.org)

11. Transparency Report

To date, we have:

• Received 0 government requests for user data
• Received 0 law enforcement requests for user data
• Provided 0 disclosures of user data to third parties

This transparency report will be updated if these numbers change.