datasquirel/dist/package-shared/functions/email/verification/smtp-verification.js
Benjamin Toby 7e8bb37c09 Updates
2025-07-05 14:59:30 +01:00

39 lines
1.4 KiB
JavaScript

import net from "net";
import dns from "dns";
export default function verifyEmailSMTP(email) {
return new Promise((resolve, reject) => {
const domain = email.split("@")[1];
dns.resolveMx(domain, (err, addresses) => {
if (err || !addresses.length) {
console.log("Invalid email domain.");
return;
}
const mxServer = addresses[0].exchange;
console.log(`Connecting to ${mxServer} to verify email...`);
const client = net.createConnection(25, mxServer);
client.on("connect", () => {
console.log("Connected to SMTP server.");
client.write("HELO example.com\r\n");
client.write(`MAIL FROM: <test@example.com>\r\n`);
client.write(`RCPT TO: <${email}>\r\n`);
});
client.on("data", (data) => {
const response = data.toString();
if (response.includes("250")) {
console.log("✅ Email exists!");
resolve(true);
}
else {
console.log("❌ Email does not exist.");
resolve(false);
}
client.end();
});
client.on("error", (err) => {
console.log("SMTP verification failed:", err.message);
resolve(false);
});
});
});
}