H

Hugen · Mailcheck MX

by Hugen

GETBaseSolana

$0.01

per call · USD Coin on Base

MX record lookup for any domain — returns whether mail servers exist and their hostnames sorted by priority. Verify email deliverability before sending. Supports all TLDs including ccTLDs and new gTLDs. No DNS library setup needed. Accepts USDC payments on Base and Solana

Endpoint

GET https://mailcheck.hugen.tokyo/mailcheck/mx

1

Calls / 30d

1

Unique payers / 30d

Aug 21

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://mailcheck.hugen.tokyo/mailcheck/mx", {
  method: "GET",
});
const data = await res.json();
cURL
curl -X GET \
  "https://mailcheck.hugen.tokyo/mailcheck/mx?domain=gmail.com" \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "domain": "gmail.com",
  "mx_found": true,
  "mx_records": [
    "gmail-smtp-in.l.google.com",
    "alt1.gmail-smtp-in.l.google.com"
  ]
}

Payment details

Pay to0x29322ea7ecb34aa6164cb2ddeb9ce650902e4f60
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase, Solana
Schemesexact

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