{
  "id": "dns-resolvers/cloudflare",
  "url": "https://www.proxies.sx/dns-resolvers/cloudflare",
  "license": "CC BY 4.0",
  "reviewed": "2026-09-24",
  "sourcesCheckedAt": "2026-09-24T19:10:05.885Z",
  "measuredAt": "2026-09-24T19:36:07.535Z",
  "name": "Cloudflare 1.1.1.1",
  "operator": "Cloudflare",
  "homepage": "https://one.one.one.one/",
  "summary": {
    "variants": 3,
    "ipv4": 6,
    "ipv6": 6,
    "plainDnsAnswered": "6/6",
    "dnssec": "yes",
    "ecsPrefixes": [
      0
    ],
    "nxdomainHonest": "yes",
    "doh": {
      "documented": 1,
      "answered": 1
    },
    "dot": {
      "documented": 1,
      "answered": 1
    },
    "filtered": true,
    "serviceAsns": [
      {
        "asn": 13335,
        "holder": "CLOUDFLARENET - Cloudflare, Inc."
      }
    ],
    "egressAsns": [
      {
        "asn": 13335,
        "holder": "CLOUDFLARENET - Cloudflare, Inc."
      }
    ]
  },
  "variants": [
    {
      "key": "standard",
      "name": "1.1.1.1",
      "filtering": "None",
      "ipv4": [
        {
          "ip": "1.1.1.1",
          "answered": true,
          "dnssecValidates": true,
          "nxdomainHonest": true,
          "ecsPrefix": 0,
          "prefix": "1.1.1.0/24",
          "asns": [
            13335
          ]
        },
        {
          "ip": "1.0.0.1",
          "answered": true,
          "dnssecValidates": true,
          "nxdomainHonest": true,
          "ecsPrefix": 0,
          "prefix": "1.0.0.0/24",
          "asns": [
            13335
          ]
        }
      ],
      "ipv6": [
        "2606:4700:4700::1111",
        "2606:4700:4700::1001"
      ],
      "doh": [
        {
          "url": "https://cloudflare-dns.com/dns-query",
          "answered": true
        }
      ],
      "dot": [
        {
          "host": "one.one.one.one",
          "answered": true
        }
      ]
    },
    {
      "key": "malware",
      "name": "1.1.1.1 for Families: malware",
      "filtering": "Malware",
      "ipv4": [
        {
          "ip": "1.1.1.2",
          "answered": true,
          "dnssecValidates": true,
          "nxdomainHonest": true,
          "ecsPrefix": 0,
          "prefix": "1.1.1.0/24",
          "asns": [
            13335
          ]
        },
        {
          "ip": "1.0.0.2",
          "answered": true,
          "dnssecValidates": true,
          "nxdomainHonest": true,
          "ecsPrefix": 0,
          "prefix": "1.0.0.0/24",
          "asns": [
            13335
          ]
        }
      ],
      "ipv6": [
        "2606:4700:4700::1112",
        "2606:4700:4700::1002"
      ],
      "doh": [],
      "dot": []
    },
    {
      "key": "adult",
      "name": "1.1.1.1 for Families: malware and adult",
      "filtering": "Malware and adult content",
      "ipv4": [
        {
          "ip": "1.1.1.3",
          "answered": true,
          "dnssecValidates": true,
          "nxdomainHonest": true,
          "ecsPrefix": 0,
          "prefix": "1.1.1.0/24",
          "asns": [
            13335
          ]
        },
        {
          "ip": "1.0.0.3",
          "answered": true,
          "dnssecValidates": true,
          "nxdomainHonest": true,
          "ecsPrefix": 0,
          "prefix": "1.0.0.0/24",
          "asns": [
            13335
          ]
        }
      ],
      "ipv6": [
        "2606:4700:4700::1113",
        "2606:4700:4700::1003"
      ],
      "doh": [],
      "dot": []
    }
  ],
  "statements": [
    {
      "quote": "A Public Resolver user's IP address (referred to as the client or source IP address) will not be stored in non-volatile storage.",
      "url": "https://developers.cloudflare.com/1.1.1.1/privacy/public-dns-resolver/"
    },
    {
      "quote": "Cloudflare will delete the truncated IP address within 25 hours.",
      "url": "https://developers.cloudflare.com/1.1.1.1/privacy/public-dns-resolver/"
    },
    {
      "quote": "Cloudflare will not sell or share Public Resolver users' personal data with third parties or use personal data from the Public Resolver to target any user with advertisements.",
      "url": "https://developers.cloudflare.com/1.1.1.1/privacy/public-dns-resolver/"
    }
  ],
  "sources": [
    "https://developers.cloudflare.com/1.1.1.1/ip-addresses/",
    "https://developers.cloudflare.com/1.1.1.1/encryption/dns-over-https/make-api-requests/",
    "https://developers.cloudflare.com/1.1.1.1/encryption/dns-over-tls/"
  ]
}