{"uid":"cap_XSZ4v3PGmgUkJMSlZnXUV","slug":"mcp-security-agentdiet-dev-domain-osint-tls-certificate-security-3f44b15f","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://mcp-security.agentdiet.dev/v1/tls-scanner)","url":"https://mcp-security.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_zlwgR5tLxHMTHaUHX4VG9","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"mcp-security.agentdiet.dev","brandSlug":"mcp-security-agentdiet-dev-mpp","brandBaseUrl":"https://mcp-security.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Performs live reconnaissance on a domain by resolving its IPv4/IPv6 DNS records, inspecting TLS certificate issuer and expiry, and grading its HTTP security headers.","exampleAgentPrompt":"Can you run a full TLS and security headers recon on anthropic.com — I want to see the certificate issuer, expiry date, DNS records, and what security grade the HTTP headers get?","exampleUseCases":[{"title":"Pre-deployment security check","prompt":"Before we go live, can you scan stripe.com and tell me its TLS certificate issuer, expiry date, and whether its HTTP security headers are properly configured?"},{"title":"Vendor security due diligence","prompt":"I'm evaluating a new SaaS vendor at vendor-portal.io — can you pull their DNS resolution, check their TLS cert details, and grade their HTTP security headers so I can assess their security posture?"},{"title":"Monitor competitor infrastructure","prompt":"Can you do a domain OSINT recon on openai.com and tell me their IPv4/IPv6 addresses, who issued their TLS certificate and when it expires, and how their security headers score?"}],"resultDescription":"Returns live DNS resolution results (IPv4 and IPv6 addresses), TLS certificate metadata (issuer, expiry date, validity status), and an HTTP security headers assessment including presence/absence of headers like HSTS, CSP, X-Frame-Options, and an overall security grade.","failureModes":["Domain does not exist or fails DNS resolution — returns error or empty DNS records","Domain has no TLS certificate (HTTP-only) — TLS fields may be null or an error is returned","Domain is unreachable or times out — connection timeout error","Malformed or missing domain parameter — 400 Bad Request","Payment not provided or insufficient — 402 Payment Required"],"whenToPreferThis":"Choose this endpoint when you need a quick, all-in-one passive reconnaissance snapshot of a domain covering DNS, TLS certificate validity, and HTTP security headers in a single call. It is ideal for pre-deployment audits, vendor security assessments, or lightweight OSINT without setting up a full security scanning pipeline. Prefer it over dedicated DNS or SSL tools when you want a combined security posture overview rather than deep protocol-layer analysis.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:21:27.507Z","isFirstParty":false,"canonicalSlug":"mcp-security-agentdiet-dev-domain-osint-tls-certificate-security-0096b7db"}