{"uid":"cap_w-4FIVVFVKgHynGdbpirK","slug":"agentdiet-dev-domain-osint-tls-certificate-security-headers-recon-0405ae70","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://agentdiet.dev/v1/osint)","url":"https://agentdiet.dev/v1/osint?utm_source=zero.xyz","method":"POST","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_1kl1Ihfztku8WK66W5yah","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"agentdiet.dev","brandSlug":"agentdiet-dev-mpp","brandBaseUrl":"https://agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Performs live OSINT 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 domain OSINT check on stripe.com — I want to see its DNS resolution (both IPv4 and IPv6), who issued its TLS certificate, when it expires, and how its HTTP security headers are graded?","exampleUseCases":[{"title":"Pre-acquisition security due diligence","prompt":"We're evaluating acquiring a startup — can you pull the full OSINT breakdown on theirdomain.io? I need their DNS records, TLS certificate issuer and expiry date, and their HTTP security header grade before we proceed."},{"title":"Monitoring vendor certificate expiry","prompt":"Can you check the TLS certificate expiry date and issuer for our payment processor's domain, paymentco.com? I want to make sure it's not going to expire on us in the next 30 days."},{"title":"Competitor security posture audit","prompt":"I want to see how our competitor's web security stacks up — can you run an OSINT recon on competitor.com and tell me their DNS resolution, TLS cert details, and how their security headers grade?"}],"resultDescription":"Returns live DNS resolution results (IPv4/IPv6 addresses), TLS certificate details (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 resolution failure or empty record set","Domain has no TLS certificate or uses HTTP only — TLS fields absent or error indicated","Domain blocks automated probes or returns no security headers — partial or empty header grade","Invalid domain format provided — returns validation error","Network timeout reaching the target domain — returns timeout error"],"whenToPreferThis":"Choose this endpoint when you need a fast, single-call OSINT snapshot of a domain's DNS, TLS, and security header posture without setting up your own scanning infrastructure. Ideal for due diligence workflows, pre-launch security checks, vendor risk assessments, and monitoring certificate expiry. Prefer this over general web scrapers or manual nslookup/curl workflows when you need structured, machine-readable security intelligence on a live domain.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T06:44:46.885Z","isFirstParty":false,"canonicalSlug":"agentdiet-dev-domain-osint-tls-certificate-security-headers-recon-84565a67"}