Inbox DoctorTools

Email tools

Free tools to help you set up and maintain your email authentication.

BIMI SVG generator

Convert your logo to a BIMI-compliant SVG Tiny 1.2 format for displaying in email inboxes.

Open tool

SPF record flattener

Flatten your SPF record to reduce DNS lookups and avoid the 10-lookup limit.

Coming soon

DMARC record generator

Generate a DMARC record with the right policy settings for your domain.

Coming soon

Check your domain first

Run a full scan to see which tools you need.

Scan your domain