{"uid":"cap_FawDFQ6fx5wQo3Tb4buuO","slug":"llms-generator-agentdiet-dev-domain-osint-tls-certificate-security-fb40a8b5","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://llms-generator.agentdiet.dev/v1/subdomain-scan)","url":"https://llms-generator.agentdiet.dev/v1/subdomain-scan?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_seOMQT3oUKXHkEL3o7KSd","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"llms-generator.agentdiet.dev","brandSlug":"llms-generator-agentdiet-dev-mpp","brandBaseUrl":"https://llms-generator.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 run a full DNS, TLS certificate, and security headers check on anthropic.com and tell me what IP addresses it resolves to, who issued the cert and when it expires, and how well it scores on security headers?","exampleUseCases":[{"title":"Pre-acquisition domain security audit","prompt":"Before we finalize the acquisition of techstartup.io, can you pull up all the DNS records, check who issued their TLS certificate and when it expires, and give me a security header grade so I know what security debt we're inheriting?"},{"title":"Monitoring competitor TLS expiry","prompt":"Can you check openai.com's TLS certificate right now — specifically who issued it and when it's set to expire? I want to know if it's coming up for renewal soon."},{"title":"Security posture check for a client site","prompt":"My client's site is myecommerce-store.com — can you audit its IPv4/IPv6 DNS resolution, TLS certificate details, and HTTP security headers so I can put together a quick security report for them?"}],"resultDescription":"Returns live DNS resolution results (IPv4 and IPv6 addresses), TLS certificate metadata (issuer, expiry date, validity status), and an HTTP security header grade assessing the presence and quality of headers like HSTS, CSP, X-Frame-Options, and related security controls.","failureModes":["Domain does not exist or fails DNS resolution — returns error or empty DNS fields","Domain has no TLS certificate (HTTP-only) — certificate fields will be absent or null","Network timeout when probing the target domain — may return partial results","Invalid domain string provided — returns validation error","Target domain actively blocks external probes — security headers may be unreachable"],"whenToPreferThis":"Choose this endpoint when you need a quick, consolidated OSINT snapshot of a domain's DNS posture, TLS certificate health, and HTTP security header compliance in a single call. It is ideal for pre-deal due diligence, competitor reconnaissance, client security assessments, or automated monitoring pipelines where you want live data rather than cached or historical records. Prefer it over manual dig/curl workflows or separate certificate transparency log queries when speed and consolidation matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:44.553Z","isFirstParty":false,"canonicalSlug":"llms-generator-agentdiet-dev-domain-osint-tls-certificate-security-f8e7e725"}