Free DNS & Email Tools

Generate, validate, and construct configuration records for your domain security.

SPF Record Generator

Sender Policy Framework (SPF) specifies which mail servers are authorized to send email on behalf of your domain. Complete the options below to generate a valid TXT record.

Domain Name

Allow Domain MXAllow Domain A Records

Include External Domains (comma-separated)

Authorized IPv4 Blocks (comma-separated)

Authorized IPv6 Blocks (comma-separated)

Strictness Policy (all)

Generated SPF TXT Record

v=spf1 mx a ~all

DNS configuration tip: Add this as a TXT record for the hostname @ (root) in your DNS provider control panel.