{
  "x402Version": 2,
  "id": 27075,
  "slug": "27075",
  "resource": "https://keyronne.com/api/email-validate",
  "description": "Validate email addresses: RFC-style syntax checks, IDN domain normalization, live MX lookups with A/AAAA fallback (DNS-over-HTTPS), disposable-domain detection, role-address detection (info@, support@), free-provider flagging, and typo suggestions for popular providers (gmial.com -> gmail.com). Single address or batches up to 50. POST a JSON body like: {\"emails\":[\"ada@example.com\",\"bad@mailinator.com\",\"typo@gmial.com\"]}",
  "type": "http",
  "serviceName": "Email Validator",
  "resourceType": "Blockchain Data",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xB86F95EF5FA904318Ea9Df3b59AdCe099b478fC4",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "3000",
      "amountUsd": 0.003,
      "maxTimeoutSeconds": 60
    }
  ],
  "outputSchema": {
    "properties": {
      "results": {
        "items": {
          "properties": {
            "checks": {
              "properties": {
                "disposable": {
                  "type": "boolean"
                },
                "freeProvider": {
                  "type": "boolean"
                },
                "hasPlusTag": {
                  "type": "boolean"
                },
                "role": {
                  "type": "boolean"
                }
              },
              "type": "object"
            },
            "dns": {
              "properties": {
                "deliverable": {
                  "description": "true/false, or null if DNS was unreachable."
                },
                "method": {
                  "enum": [
                    "MX",
                    "A-fallback",
                    "AAAA-fallback",
                    "unavailable"
                  ],
                  "type": "string"
                },
                "mxRecords": {
                  "items": {
                    "type": "string"
                  },
                  "type": "array"
                }
              },
              "type": "object"
            },
            "domain": {
              "description": "Normalized ASCII domain.",
              "type": "string"
            },
            "email": {
              "type": "string"
            },
            "reason": {
              "description": "Why the address is invalid, if it is.",
              "type": "string"
            },
            "suggestion": {
              "description": "Likely intended address for typos.",
              "type": "string"
            },
            "valid": {
              "type": "boolean"
            }
          },
          "type": "object"
        },
        "type": "array"
      }
    },
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "emails": [
              "ada@example.com",
              "bad@mailinator.com",
              "typo@gmial.com"
            ]
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "results": [
              {
                "checks": {
                  "disposable": false,
                  "freeProvider": false,
                  "hasPlusTag": false,
                  "role": false
                },
                "dns": {
                  "deliverable": true,
                  "method": "MX",
                  "mxRecords": [
                    "mx.example.com"
                  ]
                },
                "domain": "example.com",
                "email": "ada@example.com",
                "valid": true
              }
            ]
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "properties": {
              "body": {
                "properties": {
                  "email": {
                    "description": "One address to validate. Provide email or emails.",
                    "type": "string"
                  },
                  "emails": {
                    "description": "Batch of addresses to validate (max 50).",
                    "items": {
                      "type": "string"
                    },
                    "maxItems": 50,
                    "type": "array"
                  },
                  "skipDns": {
                    "default": false,
                    "description": "Skip MX/A lookups and return syntax + heuristic checks only.",
                    "type": "boolean"
                  }
                },
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "type": "object"
          },
          "output": {
            "properties": {
              "results": {
                "items": {
                  "properties": {
                    "checks": {
                      "properties": {
                        "disposable": {
                          "type": "boolean"
                        },
                        "freeProvider": {
                          "type": "boolean"
                        },
                        "hasPlusTag": {
                          "type": "boolean"
                        },
                        "role": {
                          "type": "boolean"
                        }
                      },
                      "type": "object"
                    },
                    "dns": {
                      "properties": {
                        "deliverable": {
                          "description": "true/false, or null if DNS was unreachable."
                        },
                        "method": {
                          "enum": [
                            "MX",
                            "A-fallback",
                            "AAAA-fallback",
                            "unavailable"
                          ],
                          "type": "string"
                        },
                        "mxRecords": {
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        }
                      },
                      "type": "object"
                    },
                    "domain": {
                      "description": "Normalized ASCII domain.",
                      "type": "string"
                    },
                    "email": {
                      "type": "string"
                    },
                    "reason": {
                      "description": "Why the address is invalid, if it is.",
                      "type": "string"
                    },
                    "suggestion": {
                      "description": "Likely intended address for typos.",
                      "type": "string"
                    },
                    "valid": {
                      "type": "boolean"
                    }
                  },
                  "type": "object"
                },
                "type": "array"
              }
            },
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "email",
    "validation",
    "mx",
    "disposable",
    "verification",
    "bazaar"
  ],
  "sourceHost": "keyronne.com",
  "lastUpdated": "2026-10-13T04:49:04.793Z",
  "quality": {
    "calls30d": 3,
    "uniquePayers30d": 3,
    "lastCalledAt": "2026-10-13T04:49:04.518Z"
  },
  "metadata": {
    "serviceName": "Email Validator",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "emails": [
                "ada@example.com",
                "bad@mailinator.com",
                "typo@gmial.com"
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "results": [
                {
                  "checks": {
                    "disposable": false,
                    "freeProvider": false,
                    "hasPlusTag": false,
                    "role": false
                  },
                  "dns": {
                    "deliverable": true,
                    "method": "MX",
                    "mxRecords": [
                      "mx.example.com"
                    ]
                  },
                  "domain": "example.com",
                  "email": "ada@example.com",
                  "valid": true
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "properties": {
                    "email": {
                      "description": "One address to validate. Provide email or emails.",
                      "type": "string"
                    },
                    "emails": {
                      "description": "Batch of addresses to validate (max 50).",
                      "items": {
                        "type": "string"
                      },
                      "maxItems": 50,
                      "type": "array"
                    },
                    "skipDns": {
                      "default": false,
                      "description": "Skip MX/A lookups and return syntax + heuristic checks only.",
                      "type": "boolean"
                    }
                  },
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "type": "object"
            },
            "output": {
              "properties": {
                "results": {
                  "items": {
                    "properties": {
                      "checks": {
                        "properties": {
                          "disposable": {
                            "type": "boolean"
                          },
                          "freeProvider": {
                            "type": "boolean"
                          },
                          "hasPlusTag": {
                            "type": "boolean"
                          },
                          "role": {
                            "type": "boolean"
                          }
                        },
                        "type": "object"
                      },
                      "dns": {
                        "properties": {
                          "deliverable": {
                            "description": "true/false, or null if DNS was unreachable."
                          },
                          "method": {
                            "enum": [
                              "MX",
                              "A-fallback",
                              "AAAA-fallback",
                              "unavailable"
                            ],
                            "type": "string"
                          },
                          "mxRecords": {
                            "items": {
                              "type": "string"
                            },
                            "type": "array"
                          }
                        },
                        "type": "object"
                      },
                      "domain": {
                        "description": "Normalized ASCII domain.",
                        "type": "string"
                      },
                      "email": {
                        "type": "string"
                      },
                      "reason": {
                        "description": "Why the address is invalid, if it is.",
                        "type": "string"
                      },
                      "suggestion": {
                        "description": "Likely intended address for typos.",
                        "type": "string"
                      },
                      "valid": {
                        "type": "boolean"
                      }
                    },
                    "type": "object"
                  },
                  "type": "array"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "keyronne.com",
    "manifest_name": "keyronne.com",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "results": [
      {
        "checks": {
          "disposable": true,
          "freeProvider": true,
          "hasPlusTag": true,
          "role": true
        },
        "dns": {
          "deliverable": null,
          "method": "MX",
          "mxRecords": [
            "string"
          ]
        },
        "domain": "string",
        "email": "string",
        "reason": "string",
        "suggestion": "string",
        "valid": true
      }
    ]
  }
}