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Billfox SPF and DMARC Records

How to add the Billfox server to your domain's DNS settings for secure email delivery.

Billfox email authentication

🌐 This guide is also available in German .

How to Include Billfox Server in Your Domain's SPF and DMARC Records

Step 1: Identify Important Information

  • Billfox Server IP Address: 159.89.102.221
  • Billfox Server Domain: app.billfox.de

Step 2: Update Your SPF Record

  1. Login to Your DNS Hosting Provider
    • Go to the website where you manage your domain's DNS settings. This could be your domain registrar or a DNS hosting service.
  2. Find the SPF Record
    • Look for a DNS record named SPF or TXT.
  3. Edit the SPF Record
    • If you already have an SPF record, it might look something like this:
    v=spf1 include:someotherdomain.com -all
    • Add the Billfox server's IP address like this:
    v=spf1 ip4:159.89.102.221 include:someotherdomain.com -all
    • If you do not have an SPF record, create a new one with this text:
    v=spf1 ip4:159.89.102.221 -all
  4. Save the Changes
    • Save your changes in the DNS settings.

Step 3: Update Your DMARC Record

  1. Find the DMARC Record
    • Look for a DNS record named DMARC.
  2. Edit the DMARC Record
    • A basic DMARC record looks like this:
    v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@yourdomain.com
  3. Save the Changes
    • Save your changes in the DNS settings.

Example DNS Records

SPF Record:

yourdomain.com. IN TXT "v=spf1 ip4:159.89.102.221 include:someotherdomain.com -all"

DMARC Record:

_dmarc.yourdomain.com. IN TXT "v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@yourdomain.com"

Step 4: Verify Your Changes

  1. Wait for DNS Propagation
    • It may take some time for your changes to take effect.
  2. Check Your Records
    • Use online tools to verify your SPF and DMARC records are correct. Search for “SPF record checker” or “DMARC record checker” on Google to find these tools.

By following these steps, you will help ensure that emails sent from the Billfox server are properly authenticated, making your email more secure and reliable.