Custom domain emails, Simplified.

Developer-first email forwarding. Receive and send emails from your own domain without the complexity of Google Workspace or Exchange.

Get Started

Custom Domains

Use any domain you own. Point your MX records to us and start receiving emails at any address on your domain.

Email Forwarding

Emails are forwarded to your existing inbox with proper ARC and DKIM signing to maintain deliverability.

Webhook Delivery

Receive emails as JSON payloads via HTTP POST. Build email-powered applications with signed webhook delivery.

SMTP Sending

Send emails from your custom domain using any email client. Authenticated SMTP with per-domain DKIM signing.


How it works

Setting up KaiMail is simple. Three steps and you're ready to go.

01

Add your domain

Register your custom domain in the KaiMail dashboard.

02

Set MX records

Point your domain's MX records to our servers. We'll verify them for you.

03

Start receiving email

Emails are forwarded to your inbox or delivered via webhook. That's it.


Get started in minutes

No credit card required. Set up email forwarding for your domain today.

Register