Mail Security Tools API: Graded email security score (0-100, A-F) for a domain. Scores SPF (30), DMARC (40), DKIM (25) and MX (5) from live DNS, with findings and the top 3 fixes. Bad input 400, unknown domain 404, never charged.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.01 USDC | 0x2dAF...65dD |