Free tools
One question at a time.
The audit answers 113 questions about a live product. Sometimes you only have one. These run the same code against the same records, and give you the answer without an account.
Email deliverability
SPF, DKIM and DMARC checker
Reads the DNS records that decide whether your email reaches an inbox: SPF, DKIM, DMARC and MX. Definitive rather than heuristic — either the record is published or it is not.
Open the tool →AI visibility
AI crawler access checker
Reads your robots.txt the way each answer engine reads it, and separates the two questions everyone conflates: whether you can be cited, and whether you can be used as training data.
Open the tool →Or run all 113 at once
The full audit covers what these do plus indexability, metadata, structured data, consent ordering, security headers, performance and accessibility — and returns the fix for the framework it detects.
No signup. Results in 30 seconds.