{"uid":"cap_IX2EYEv6oYvmGgYzLEtX1","slug":"prompt-guard-agentdiet-dev-domain-osint-tls-certificate-security-f30180c6","name":"Domain OSINT, TLS Certificate & Security Headers Recon","description":"Inspects live IPv4/IPv6 DNS resolution, TLS certificate issuer/expiry, and HTTP security grade. (Live x402 v2, IETF MPP & MCP endpoint at https://prompt-guard.agentdiet.dev/v1/tls-scanner)","url":"https://prompt-guard.agentdiet.dev/v1/tls-scanner?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["domain"],"properties":{"domain":{"type":"string","minLength":1,"description":"Target domain name (e.g. anthropic.com, openai.com) for DNS, TLS certificate, and security header OSINT"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.01","displayCostAsset":"USD","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":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_mbHgc6HmAoOFXUDQogHur","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"prompt-guard.agentdiet.dev","brandSlug":"prompt-guard-agentdiet-dev-mpp","brandBaseUrl":"https://prompt-guard.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Performs live DNS resolution, TLS certificate inspection, and HTTP security header grading for a given domain","exampleAgentPrompt":"Can you scan anthropic.com and tell me its DNS resolution, who issued its TLS certificate, when it expires, and how its HTTP security headers grade?","exampleUseCases":[{"title":"Pre-acquisition domain security audit","prompt":"We're considering acquiring example.com — can you pull its DNS records, TLS certificate issuer and expiry date, and HTTP security header grade so we can assess its security posture before we proceed?"},{"title":"Monitoring competitor SSL expiry","prompt":"Check the TLS certificate on openai.com — I want to know who issued it, when it expires, and whether their HTTP security headers are up to scratch."},{"title":"Incident response domain recon","prompt":"There's suspicious traffic coming from maliciousdomain.xyz — can you do a quick OSINT scan on it: DNS resolution, IPv4/IPv6 addresses, TLS cert details, and security header grade?"}],"resultDescription":"Returns live DNS resolution results (IPv4 and IPv6 addresses), TLS certificate metadata (issuer, expiry date, validity status), and an HTTP security headers grade reflecting the domain's security posture","failureModes":["Domain does not exist or fails DNS resolution — returns error or empty DNS records","Domain has no TLS certificate — TLS fields will be absent or null","Domain is unreachable or times out during live probe — returns timeout error","Invalid or malformed domain input — returns validation error","HTTP security headers unavailable if domain blocks non-browser requests"],"whenToPreferThis":"Use this endpoint when you need a live, combined snapshot of a domain's DNS configuration, TLS certificate health, and HTTP security posture in a single call — ideal for OSINT recon, pre-due-diligence checks, or security audits where you need certificate issuer, expiry, and header grading without running separate tools","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:19:25.314Z","isFirstParty":false,"canonicalSlug":"prompt-guard-agentdiet-dev-domain-osint-tls-certificate-security-02956ac7"}