SMTP Relay

Use YourSend as an SMTP relay for legacy applications that can't use REST APIs.

Overview

The YourSend SMTP relay lets you send emails by pointing your SMTP settings to our servers. This is ideal for legacy apps, CMS platforms, or any system that supports SMTP but not REST APIs.

SMTP Credentials

Setting	Value
Host	smtp.yoursend.dev
Port	587 (STARTTLS) or 465 (SSL)
Username	Your API key (ys_live_...)
Password	Your API key (same as username)
Encryption	TLS

Nodemailer Example

smtp-send.ts

import nodemailer from 'nodemailer';

const transporter = nodemailer.createTransport({
  host: 'smtp.yoursend.dev',
  port: 587,
  secure: false,
  auth: {
    user: process.env.YOURSEND_API_KEY,
    pass: process.env.YOURSEND_API_KEY,
  },
});

await transporter.sendMail({
  from: 'hello@yourcompany.com',
  to: 'user@example.com',
  subject: 'Hello via SMTP',
  html: '<h1>Sent via SMTP relay!</h1>',
});

Laravel / PHP

.env

MAIL_MAILER=smtp
MAIL_HOST=smtp.yoursend.dev
MAIL_PORT=587
MAIL_USERNAME=ys_live_...
MAIL_PASSWORD=ys_live_...
MAIL_ENCRYPTION=tls
MAIL_FROM_ADDRESS=hello@yourcompany.com
MAIL_FROM_NAME="YourApp"

Django / Python

settings.py