Validates SPF, DKIM, and DMARC records for a domain, probes multiple DKIM selectors concurrently, detects misconfigurations, and returns an overall email security grade (A–F) with transparent deductions.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.03 USDC | 0xdaDc...b9Df |