Message Level - Email with Confidence
How It Works

A-List Diagram





Senders: to join the A-List, register your domains (or email addresses) that sign with DKIM.

Receivers: if you use the Sendmail and DKIM, download the A-List milter.

The A-List will be periodically updated so additional domains and addresses can be protected. Unsigned mail can be confidently blocked.

Relevant Links

Mailbox Providers
Sender Registration
A-List Support
A-List Installation

Register as a Sender

Register your domain with the Message Level A-List

Sign Up
Download Free Software

Download the Message Level A-List Sendmail Milter

Download
Subscribe for Email Validation

Subscribe to the Message Level newsletter.

Email Address: