About this tool
Check email syntax, MX records, and disposable domains. Runs in your browser against FatBaby's platform (free / zero-credit for this operation).
How to use Email Validator
- Open the Email Validator tool and fill in the fields.
- Click Process to run the operation with your FatBaby credits.
- Copy or download the result from the page.
- To automate the same workflow, call the matching REST endpoint with your API key.
Need to automate this?
Use the same workflow programmatically via POST /v1/email/validate.
Related tools
FAQ
How many credits does this use?
About 0 credits per run (same rate as the public API).
Do I need an account?
Yes for file tools. Sign in with your FatBaby dashboard account — no API key paste required.