Check

Last 30 days

Uptime

100%

Response time

382 ms typical, 382 ms slowest 5%

Last check

2 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://email-auth.use.x402atlas.com/check?domain=example.com&selector=google"

import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.03:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Femail-auth.use.x402atlas.com%2Fcheck
const res = await pay("https://email-auth.use.x402atlas.com/check?domain=example.com&selector=google");
console.log(await res.json());

Example input

{
  "domain": "example.com",
  "selector": "google"
}

Example output

{
  "accepts_mail": true,
  "dkim": {
    "checked_selectors": [
      "default",
      "google",
      "selector1",
      "selector2",
      "k1",
      "dkim",
      "mail"
    ],
    "found": [
      {
        "record": "v=DKIM1; k=rsa; p=MIGfMA0GCSq...",
        "selector": "google"
      }
    ]
  },
  "dmarc": {
    "adkim": "s",
    "aspf": "s",
    "pct": 100,
    "policy": "reject",
    "record": "v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; adkim=s; aspf=s",
    "rua": [
      "mailto:[email protected]"
    ],
    "ruf": [],
    "subdomain_policy": ""
  },
  "domain": "example.com",
  "mx": [
    {
      "host": "aspmx.l.google.com.",
      "pref": 1
    }
  ],
  "queried_at": "2026-07-02T12:00:00Z",
  "spf": {
    "all_qualifier": "~all",
    "dns_lookups": 1,
    "mechanisms": [
      {
        "causes_dns": true,
        "kind": "include",
        "qualifier": "+",
        "value": "_spf.google.com"
      },
      {
        "causes_dns": false,
        "kind": "all",
        "qualifier": "~",
        "value": ""
      }
    ],
    "record": "v=spf1 include:_spf.google.com ~all"
  },
  "warnings": []
}

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