{"uid":"cap_iqIYzdMr70QjR7yzzcZXI","slug":"papacasper-ssl-certificate-checker-abafd362","name":"PapaCasper SSL Certificate Checker","description":"A hosted MCP server exposing utility tools any AI agent can call over HTTP — page-to-markdown, SEO audits, robots/sitemap checks, and more.","url":"https://papacasper.com/mcp/pay/ssl_cert_check","method":"POST","headers":{},"bodySchema":{"type":"object","required":["hostname"],"properties":{"port":{"type":"number","description":"TLS port to connect to (default 443)"},"hostname":{"type":"string","description":"Hostname to check, e.g. papacasper.com (no scheme/path)"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_nWjKmPw1BJNrg4bdL6i0n","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks the SSL/TLS certificate for a given hostname, returning certificate validity, expiry, and related details","exampleAgentPrompt":"Can you check the SSL certificate for papacasper.com and tell me when it expires and whether it's currently valid?","exampleUseCases":[{"title":"Pre-deployment certificate health check","prompt":"Before we go live, can you verify that the SSL certificate on staging.myapp.com port 443 is valid and not expiring in the next 30 days?"},{"title":"Incident investigation for HTTPS errors","prompt":"Our users are getting SSL errors on api.example.com — can you check the TLS certificate there and tell me if it's expired or misconfigured?"},{"title":"Routine certificate expiry monitoring","prompt":"Check the SSL cert on shop.mybrand.com and let me know the expiry date so I can plan ahead for renewal."}],"resultDescription":"Returns a structured object containing details about the SSL/TLS certificate for the specified hostname, including validity status, expiration date, issuer information, and any detected issues with the certificate.","failureModes":["Invalid or unreachable hostname returns connection error","Non-TLS port returns no certificate data","Self-signed or expired certificate may return error or flagged status","Hostname with no scheme/path required — passing full URL may cause parse failure","Timeout if host is slow to respond on the specified TLS port"],"whenToPreferThis":"Use this endpoint when you need a quick, lightweight check of a single domain's SSL/TLS certificate status — especially useful for automated monitoring, pre-deployment validation, or diagnosing HTTPS errors. Prefer this over full SEO audit tools when you only need certificate-specific data rather than a broad site health report.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:37:24.859Z","isFirstParty":false}