{
  "slug": "blahdns",
  "category": "dns-resolvers",
  "name": "BlahDNS",
  "description": "Hobby ad-blocking DNS resolver run by one person, with servers in Singapore and Germany and support for DoH, DoT, DoQ and DNSCrypt.",
  "website": "https://blahdns.com",
  "license": null,
  "platforms": [],
  "jurisdiction": null,
  "pick": false,
  "pick_reason": null,
  "disclosure": null,
  "grade": "D",
  "score": 54,
  "coverage": 100,
  "summary": "BlahDNS scores 54 out of 100 (grade D) on the DNS resolvers criteria. It meets 5 of 11 criteria: no trackers or telemetry, no ads or data sales, TLS configuration, Encrypted DNS and DNSSEC validation. It partly meets no query logs. It does not meet open source, independent audit, transparency report, tells users about requests and security headers. Automated tests: SSL Labs grade A+ and Mozilla HTTP Observatory grade C.",
  "url": "https://privacyratings.com/dns-resolvers/blahdns/",
  "markdown": "https://privacyratings.com/dns-resolvers/blahdns/index.md",
  "answers": {
    "open_source": {
      "title": "Open source",
      "weight": 3,
      "answer": "no",
      "evidence": null,
      "note": "The service setup is not published as source. It runs on open-source Knot Resolver and dnsdist."
    },
    "no_trackers": {
      "title": "No trackers or telemetry",
      "weight": 3,
      "answer": "yes",
      "evidence": "https://blahdns.com/",
      "note": "No third-party trackers. Cloudflare Web Analytics on the website are cookieless and aggregate-only."
    },
    "no_ads": {
      "title": "No ads or data sales",
      "weight": 2,
      "answer": "yes",
      "evidence": "https://blahdns.com/",
      "note": "Funded by donations. No ads."
    },
    "independent_audit": {
      "title": "Independent audit",
      "weight": 2,
      "answer": "no",
      "evidence": null,
      "note": "No independent audit is published."
    },
    "transparency_report": {
      "title": "Transparency report",
      "weight": 2,
      "answer": "no",
      "evidence": null,
      "note": "No transparency report or government request policy is published."
    },
    "user_notice": {
      "title": "Tells users about requests",
      "weight": 1,
      "answer": "no",
      "evidence": null,
      "note": "No published policy on notifying users about data requests."
    },
    "tls": {
      "title": "TLS configuration",
      "weight": 2,
      "answer": "yes",
      "evidence": "https://www.ssllabs.com/ssltest/analyze.html?d=blahdns.com&hideResults=on",
      "note": "Grade A+"
    },
    "security_headers": {
      "title": "Security headers",
      "weight": 1,
      "answer": "no",
      "evidence": "https://developer.mozilla.org/en-US/observatory/analyze?host=blahdns.com",
      "note": "Grade C (50/100+)"
    },
    "web_standards": {
      "title": "Modern web standards",
      "weight": 1,
      "answer": "pending",
      "evidence": null,
      "note": "Not tested yet."
    },
    "encrypted_dns": {
      "title": "Encrypted DNS",
      "weight": 3,
      "answer": "yes",
      "evidence": "https://blahdns.com/",
      "note": "DoH, DoT, DoQ and DNSCrypt are supported."
    },
    "no_query_logs": {
      "title": "No query logs",
      "weight": 3,
      "answer": "partial",
      "evidence": "https://blahdns.com/",
      "note": "The site states no logs are kept. There is no privacy policy or audit."
    },
    "dnssec_validation": {
      "title": "DNSSEC validation",
      "weight": 1,
      "answer": "yes",
      "evidence": "https://blahdns.com/",
      "note": "The site lists DNSSEC support, and the resolver runs Knot Resolver, which validates DNSSEC by default."
    }
  },
  "tests": {
    "ssllabs": "A+",
    "observatory": "C",
    "internetnl_web": null,
    "internetnl_mail": null,
    "trackers": [
      {
        "name": "Cloudflare Web Analytics",
        "host": "static.cloudflareinsights.com",
        "effect": "partial"
      }
    ],
    "tested_at": "2026-10-01T10:59:36.413Z"
  },
  "last_modified": "2026-10-01T11:14:42Z"
}