{"name":"dns-email-hygiene","description":"x402 pay-per-call DNS & email hygiene checks (SPF/DMARC/DNSSEC/CAA, free/disposable email detection, FX convert) on Base. No account, no API key.","url":"https://dns-email-hygiene.relayhop.workers.dev","version":"0.1.0","card_version":"1.1.0","capabilities":{"streaming":false,"pushNotifications":false,"x402Payments":true,"mcpServer":false},"authentication":{"schemes":[{"type":"x402","description":"Pay-per-call via USDC on Base (eip155:8453); send x402 payment headers per request — no account or API key."}]},"skills":[{"id":"/v1/dns/security/:domain","description":"Analyze a domain's email-auth & DNS security posture: SPF, DMARC, CAA records and DNSSEC validation. Source: Cloudflare DoH (keyless).","url":"https://dns-email-hygiene.relayhop.workers.dev/v1/dns/security/:domain","price_usdc":0.005},{"id":"/v1/fx/convert","description":"Convert an amount between two currencies with synthesized bid/ask spread and effective rate. Query: ?from=USD&to=EUR&amount=100&spread_bps=50. Source: ECB via frankfurter (keyless).","url":"https://dns-email-hygiene.relayhop.workers.dev/v1/fx/convert","price_usdc":0.005},{"id":"/v1/email/is-free-provider/:address","description":"Detect whether an email address belongs to a free consumer mailbox provider (Gmail, Yahoo, Outlook, etc.). Classifies the INPUT address — does not provide email. Static list match, no external call.","url":"https://dns-email-hygiene.relayhop.workers.dev/v1/email/is-free-provider/:address","price_usdc":0.005},{"id":"/v1/email/disposable/:address","description":"Detect whether an email address uses a disposable / throwaway domain (Mailinator, TempMail, etc.). Classifies the INPUT address. Static list match, no external call.","url":"https://dns-email-hygiene.relayhop.workers.dev/v1/email/disposable/:address","price_usdc":0.005}]}