Api Endpoint

Domain Email Security

Focused email-authentication diagnostics for agents: MX routing/provider hint, SPF mechanisms/include/redirect/all plus bounded recursive potential DNS-lookup analysis against the RFC limit of 10, DMARC p/sp/pct/alignment/reporting metadata, parsed common-selector DKIM evidence, MTA-STS/TLS-RPT, BIMI DNS/DMARC readiness, CAA issuance posture, DNSSEC, compact registrar-lock/expiry context, transparent risk flags and prioritized deterministic fixes.

Open interactive test console

Offering

Provider: email-dns-preflight-x402.copper-crate.workers.dev
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Infrastructure
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://email-dns-preflight-x402.copper-crate.workers.dev/v1/domain/email-security
MIME type: application/json
First seen: 2026-10-16T03:21:19.726Z
Last seen: 2026-11-02T13:30:45.700Z
Tags: SPF, DMARC, dkim, bimi, email-security, Utility

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 0.001 USDC
Atomic price: 1000 · Network: eip155:8453 · Asset: USDC · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "payTo": "0x513da013685f6B608b4A437d06377CAD71425E80"
  }
]

Observed health

Status: Healthy
Latest latency: 205 ms
Average latency: 450 ms
HTTP status: 402
Last checked: 2026-11-02T13:30:45.694Z
Reachability: 100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET",
        "HEAD",
        "DELETE"
      ]
    },
    "queryParams": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "domain": {
          "type": "string",
          "description": "Domain name for focused SPF, DMARC, DKIM and BIMI diagnostics.",
          "maxLength": 253
        }
      },
      "required": [
        "domain"
      ]
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object",
      "properties": {
        "domain": {
          "type": "string"
        },
        "mailRoute": {
          "type": "object"
        },
        "authentication": {
          "type": "object"
        },
        "certificateIssuance": {
          "type": "object"
        },
        "dnssec": {
          "type": "object"
        },
        "registration": {
          "type": "object"
        },
        "posture": {
          "type": "object"
        },
        "checkedAt": {
          "type": "string"
        }
      },
      "required": [
        "domain",
        "mailRoute",
        "authentication",
        "certificateIssuance",
        "dnssec",
        "registration",
        "posture",
        "checkedAt"
      ]
    }
  },
  "required": [
    "type"
  ]
}