{"uid":"cap_xdgYcfIqhusOn3Tu3Ucy2","slug":"ssl-certificate-check-906d7b52","name":"SSL Certificate Check","description":"TLS certificate of a domain: whether it is valid, issuer, subject, valid-from and expiry dates, days left, all SAN hostnames, TLS version and cipher. Use for uptime/expiry monitoring or security checks.","url":"https://bess-x402.onrender.com/v1/web/ssl?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["domain"],"properties":{"port":{"type":"integer","description":"443 (default), 8443, 465, 993, 995 or 636"},"domain":{"type":"string","description":"Domain name"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_wC5zE5BZmqnQSftRQGzvK","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves TLS/SSL certificate details for a domain, including validity, issuer, expiry, SANs, TLS version, and cipher suite.","exampleAgentPrompt":"Can you check the SSL certificate for stripe.com — I want to know if it's valid, who issued it, when it expires, how many days are left, and what TLS version it's using?","exampleUseCases":[{"title":"SSL expiry monitoring for production site","prompt":"Check the SSL certificate for api.mycompany.com — is it still valid, and how many days are left before it expires? I want to make sure we're not about to get caught out."},{"title":"Security audit of third-party domain","prompt":"I'm doing a security review — can you pull the full TLS certificate details for payments.acme.com, including the issuer, cipher suite, TLS version, and all the SAN hostnames listed on the cert?"},{"title":"Non-standard port certificate inspection","prompt":"Can you check the SSL certificate on mail.example.com port 993 — I need to know if it's valid, what subject it's issued to, and when it expires?"}],"resultDescription":"Returns whether the TLS certificate is valid, the issuer and subject details, the valid-from and expiry dates, the number of days remaining, all Subject Alternative Name (SAN) hostnames covered by the certificate, the TLS protocol version negotiated, and the cipher suite in use.","failureModes":["Domain does not exist or is unreachable — connection error returned","Domain has no TLS/SSL certificate configured — connection refused or handshake failure","Invalid port specified — only 443, 8443, 465, 993, 995, or 636 are supported","Certificate is expired or self-signed — still returns data but validity flag will be false","Timeout if the domain is slow to respond"],"whenToPreferThis":"Use this endpoint when you need detailed TLS certificate metadata for a specific domain — especially for expiry monitoring, security audits, or verifying certificate configuration. Prefer this over generic HTTPS reachability checks when you need issuer, SAN list, cipher, or TLS version details. Supports non-standard ports for mail and LDAP servers.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T06:30:45.082Z","isFirstParty":false,"canonicalSlug":"ssl-certificate-check-906d7b52"}