{"uid":"cap_UQsCvibL8nniumf6ChoOX","slug":"prompt-guard-agentdiet-dev-domain-osint-tls-certificate-security-8520d9a4","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://prompt-guard.agentdiet.dev/v1/dns-whois-tls-recon)","url":"https://prompt-guard.agentdiet.dev/v1/dns-whois-tls-recon?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_QLXmhsBQfASxFPBltTxhY","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"prompt-guard.agentdiet.dev","brandSlug":"prompt-guard-agentdiet-dev-mpp","brandBaseUrl":"https://prompt-guard.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Performs live reconnaissance on a domain by resolving IPv4/IPv6 DNS records, inspecting TLS certificate issuer and expiry, and grading HTTP security headers.","exampleAgentPrompt":"Can you run a full security recon on openai.com — I want to see the DNS resolution, TLS certificate issuer and expiry date, and how well their HTTP security headers score?","exampleUseCases":[{"title":"Pre-launch SSL expiry check","prompt":"Before we go live, check the TLS certificate on staging.mycompany.com — I need to know who issued it, when it expires, and whether the security headers are properly configured."},{"title":"Vendor security due diligence","prompt":"We're evaluating a new SaaS vendor at stripe.com — can you pull their DNS records, TLS cert details, and HTTP security header grade so I can include it in my due diligence report?"},{"title":"Phishing domain investigation","prompt":"I got a suspicious email from someone claiming to be from secure-login-paypal.com — can you run OSINT on that domain to check its DNS resolution, TLS certificate issuer, and security headers to see if it looks legitimate?"}],"resultDescription":"Returns live DNS resolution results (IPv4 and IPv6 addresses), TLS certificate metadata including issuer and expiry date, and an HTTP security headers grade for the target domain.","failureModes":["Domain does not exist or fails to resolve — DNS lookup returns empty or NXDOMAIN","TLS certificate absent or connection refused — no cert data returned for HTTP-only domains","Timeout on live probe — endpoint may return error if target host is slow or unresponsive","Invalid domain input — missing or malformed domain parameter returns validation error","Target blocks scanning IPs — headers or TLS may be unreachable due to firewall rules"],"whenToPreferThis":"Choose this endpoint when you need a quick, combined OSINT snapshot of a domain's DNS resolution, TLS certificate health, and HTTP security posture in a single call — ideal for security research, vendor due diligence, phishing investigation, or pre-deployment checks. Prefer this over separate DNS or SSL tools when you want all three data points together at low cost.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:21:11.504Z","isFirstParty":false,"canonicalSlug":"prompt-guard-agentdiet-dev-domain-osint-tls-certificate-security-02956ac7"}