Setting Up Email Domain Authentication

Learn how to protect your emails from scammers and spammers.

We offer three options for domain authentication – Full, Full+ and Subdomain – for each of the below DNS (Domain Name System).

Read more on these options.

Log in to your Cloudflare account, go to the DNS app and click Add record.

How to Set Up Email Domain Authentication

Full

To verify your domain within the Full option, add the following records:

CNAME

  1. In Type, select CNAME.
  2. In Name, enter esputnik._domainkey
  3. In Target, enter dkim.esputnik.com.
  4. Click Save.
Domain Authentication

TXT

  1. In Type, select TXT.
  2. In Name, enter your domain name.
  3. In TTL, select 1 hour.
  4. In Content, enter v=spf1 include:spf2.esputnik.com ~all
  5. Click Save.
Email Domain Authentication

Full+

To verify your domain within the Full+ option, add the following records:

TXT

  1. In Type, select TXT.
  2. In Name, enter your subdomain name.
  3. In TTL, select 1 hour.
  4. In Content, enter v=spf1 include:spf2.esputnik.com ~all
  5. Click Save.
Full+

MX

  1. In Type, select MX.
  2. In Name, enter your subdomain name.
  3. In Mail server, enter trap.esputnik.com.
  4. In TTL, select 1 hour.
  5. In Priority, select 10.
  6. Click Save.
How to Configure Email Domain Authentication

The ready record would look as follows:

MX record How to Set Up Email Domain Authentication for Full+

Subdomain

The ready record within the Subdomain option would look as follows:

Subdomain