{"uid":"cap_qOEbShOE2N3pln5mJq1G5","slug":"hn-pulse-agentdiet-dev-domain-osint-tls-certificate-security-headers-bf0c1da2","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/whois-lookup)","url":"https://hn-pulse.agentdiet.dev/v1/whois-lookup?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_BEpOuSQ4OMy6tMIsDXccX","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, and HTTP security header grading for a given domain.","exampleAgentPrompt":"Can you do a full security recon on anthropic.com — check its DNS resolution, TLS certificate issuer and expiry, and HTTP security header grade?","exampleUseCases":[{"title":"Vendor security due diligence check","prompt":"Before we integrate with this new SaaS vendor, can you check the TLS certificate details and HTTP security headers on their domain api.vendorname.com to see if they meet our security baseline?"},{"title":"Suspicious domain OSINT investigation","prompt":"We got a phishing report mentioning the domain secure-login-verify.net — can you pull its DNS records, TLS cert issuer, and security header grade so I can assess how legit or sketchy it is?"},{"title":"Pre-launch website security audit","prompt":"We're about to launch our new product at launch.mycompany.com — can you check whether our TLS certificate is valid, who issued it, when it expires, and whether our HTTP security headers are properly configured?"}],"resultDescription":"Returns a structured object containing live IPv4 and IPv6 DNS resolution results, TLS certificate metadata (issuer, expiry date, validity), and an HTTP security header grade/assessment for the queried domain.","failureModes":["Domain does not exist or cannot be resolved — DNS lookup fails","Domain is unreachable or times out — TLS/header checks cannot complete","Invalid domain format provided — returns validation error","Domain has no TLS certificate (HTTP-only) — certificate fields may be empty or null","Rate limiting or payment failure via x402 — HTTP 402 returned"],"whenToPreferThis":"Use this endpoint when you need a quick, combined OSINT snapshot of a domain's DNS posture, TLS certificate health, and HTTP security header configuration in a single call. Prefer this over separate DNS or SSL checkers when you want a unified security intelligence report for threat assessment, vendor due diligence, or pre-deployment audits.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:16.969Z","isFirstParty":false,"canonicalSlug":"hn-pulse-agentdiet-dev-domain-osint-tls-certificate-security-headers-1eaae0e4"}