Is Control D Secure?
Independent privacy and security audit of Control D DNS servers, with live monitoring data.
Last updated March 26, 2026
Control D meets our security criteria with strong encryption support, DNSSEC validation, and no NXDOMAIN hijacking.
Security Audit Results
| Check | Result | Details |
|---|---|---|
| DNSSEC Validation | Yes | Validates DNSSEC signatures, protecting against DNS spoofing. |
| NXDOMAIN Hijacking | No | Returns proper NXDOMAIN responses for non-existent domains. |
| DNS-over-TLS (DoT) | Supported | Encrypted DNS available on port 853. Prevents ISP snooping on DNS queries. |
| DNS-over-HTTPS (DoH) | Supported | HTTPS-based encrypted DNS available. Works through firewalls and is supported by most browsers. |
| Logging Policy | No logs on free tier | |
| Reliability | 100% | Based on continuous monitoring from our probe network. |
Control D DNS Addresses
| Type | IP Address | |
|---|---|---|
| Primary | 76.76.2.0 |
|
| Secondary | 76.76.10.0 |
Test Control D Yourself
Run a live privacy and security check on 76.76.2.0 from your location. Get DNSSEC, NXDOMAIN, encryption, and latency results in seconds.
Run Privacy Check on 76.76.2.0How Control D Compares
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Frequently Asked Questions
Is Control D safe to use?
Control D passes our security audit with DNSSEC validation, no NXDOMAIN hijacking, and encrypted DNS support. It is safe for everyday use.
Does Control D log DNS queries?
Control D logging policy: No logs on free tier. Always review the provider's current privacy policy for the latest details.
Does Control D support encrypted DNS?
Control D supports both DNS-over-TLS (DoT) and DNS-over-HTTPS (DoH), providing full encryption for your DNS queries.
How reliable is Control D?
Control D (76.76.2.0) has a reliability score of 100% based on our continuous monitoring. This is excellent uptime.
What are the DNS addresses for Control D?
Primary: 76.76.2.0, Secondary: 76.76.10.0. Configure both for redundancy.