{"uid":"cap_AsL2LhwvKD8zTBpuivhG1","slug":"hn-pulse-agentdiet-dev-domain-osint-tls-certificate-security-headers-5cd58761","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://hn-pulse.agentdiet.dev/v1/cert-transparency)","url":"https://hn-pulse.agentdiet.dev/v1/cert-transparency?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_pMSPy2zwyelZLe4pox3qm","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"hn-pulse.agentdiet.dev","brandSlug":"hn-pulse-agentdiet-dev-mpp","brandBaseUrl":"https://hn-pulse.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Performs live DNS resolution (IPv4/IPv6), TLS certificate inspection (issuer, expiry), and HTTP security header grading for a given domain.","exampleAgentPrompt":"Can you check the TLS certificate issuer, expiry date, DNS resolution, and HTTP security header grade for anthropic.com?","exampleUseCases":[{"title":"Pre-deployment security audit","prompt":"Before we launch, can you inspect the TLS certificate details, DNS records, and security header grade for our domain mycompany.com so I know everything looks solid?"},{"title":"Competitor infrastructure recon","prompt":"Can you pull the DNS resolution, TLS certificate issuer and expiry, and HTTP security headers for openai.com — I want a quick OSINT snapshot of their web security posture."},{"title":"Certificate expiry monitoring check","prompt":"Can you check when the TLS certificate for stripe.com expires and who issued it, and also tell me if their security headers are properly configured?"}],"resultDescription":"Returns live IPv4 and IPv6 DNS resolution results, TLS certificate metadata (issuer, subject, expiry date), and an HTTP security header grade/assessment for the queried domain.","failureModes":["Domain does not exist or fails DNS resolution — may return empty or error response","Domain is unreachable or times out during live probe — timeout or connection error","Invalid domain format provided — validation error on the 'domain' parameter","Domain uses non-standard ports or blocks automated probes — incomplete TLS/header data","Payment not made (HTTP 402) — request blocked until $0.01 USDC paid"],"whenToPreferThis":"Use this endpoint when you need a live, combined snapshot of DNS records, TLS certificate details, and HTTP security headers for a domain in a single call — especially useful for OSINT investigations, pre-launch security audits, or monitoring certificate expiry without setting up separate tooling.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:25:46.980Z","isFirstParty":false,"canonicalSlug":"hn-pulse-agentdiet-dev-domain-osint-tls-certificate-security-headers-1eaae0e4"}