{"uid":"cap_mv3bYo70zWnwhWPSwag4l","slug":"defi-yield-agentdiet-dev-domain-osint-tls-certificate-security-a017b45d","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://defi-yield.agentdiet.dev/v1/whois-lookup)","url":"https://defi-yield.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_PcZC_-Q74MHuS1661Mkjc","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"defi-yield.agentdiet.dev","brandSlug":"defi-yield-agentdiet-dev-mpp","brandBaseUrl":"https://defi-yield.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 name.","exampleAgentPrompt":"Can you run a full domain OSINT check on anthropic.com — I want to see its DNS records (both IPv4 and IPv6), TLS certificate issuer and expiry date, and how it scores on HTTP security headers?","exampleUseCases":[{"title":"Pre-vendor security due diligence","prompt":"Before we onboard this new SaaS vendor, can you check openai.com for its TLS certificate issuer, expiry, and security header grade so I can include it in the due diligence report?"},{"title":"Monitor expiring SSL certificates","prompt":"Can you inspect the TLS certificate on api.stripe.com and tell me who issued it and when it expires? I want to make sure we get an alert before it lapses."},{"title":"Competitive security posture research","prompt":"I'm doing a security benchmark of our competitors — can you pull the DNS records, TLS cert details, and HTTP security header scores for github.com so I can compare them against ours?"}],"resultDescription":"Returns live DNS resolution results (IPv4 and IPv6 addresses), TLS certificate metadata (issuer name, validity dates, expiry), and an HTTP security headers assessment including a security grade for the queried domain.","failureModes":["Domain does not exist or has no DNS records — returns empty or error response","TLS certificate is absent or self-signed — may return partial data or an error flag","Domain is unreachable during live probe — may result in timeout or connection error","Invalid domain format supplied — returns validation error","HTTP security headers unavailable if domain does not serve HTTP/HTTPS — returns partial result"],"whenToPreferThis":"Choose this endpoint when you need a single-call OSINT snapshot of a domain's DNS resolution, TLS certificate status, and HTTP security posture without setting up your own scanning infrastructure. It is particularly useful for security due diligence on vendors or competitors, certificate expiry monitoring, and quick reconnaissance during threat investigations. Prefer this over generic WHOIS services when TLS and security header data are also required alongside DNS resolution.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:21:22.959Z","isFirstParty":false,"canonicalSlug":"defi-yield-agentdiet-dev-domain-osint-tls-certificate-security-bafdde09"}