DNS Record Generator

Generate properly formatted DNS TXT records for email authentication and security.

Define which servers are authorized to send email for your domain.

Domain

Allow domain's MX servers

Allow domain's A record IP

Allowed IPv4 addresses/ranges Comma-separated IP addresses or CIDR ranges

Allowed IPv6 addresses/ranges Comma-separated IPv6 addresses or CIDR ranges

Include third-party senders Comma-separated SPF include domains for services like Google Workspace, Microsoft 365, Mailchimp, etc.

Default policy for unlisted senders

DMARC Analyzer