{"uid":"cap_xeAh7QrX59PkwJyt727yC","slug":"mcp-security-agentdiet-dev-domain-osint-tls-certificate-security-b63d36d0","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://mcp-security.agentdiet.dev/v1/whois-lookup)","url":"https://mcp-security.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_QmceOaCGBRCBhZx9tWomQ","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"mcp-security.agentdiet.dev","brandSlug":"mcp-security-agentdiet-dev-mpp","brandBaseUrl":"https://mcp-security.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Performs live DNS resolution (IPv4/IPv6), TLS certificate inspection (issuer, expiry), and HTTP security headers grading for a given domain.","exampleAgentPrompt":"Can you run a full domain OSINT check on anthropic.com — I want to see its DNS records (IPv4 and IPv6), who issued the TLS certificate and when it expires, and how it scores on HTTP security headers?","exampleUseCases":[{"title":"Pre-launch security posture check","prompt":"Before we go live, can you audit openai.com's TLS certificate issuer and expiry date, and tell me how its HTTP security headers are graded? I want to make sure our own setup is comparable."},{"title":"Vendor due diligence security review","prompt":"I'm vetting a new SaaS vendor at stripe.com — can you pull their DNS resolution, TLS certificate details, and HTTP security header score so I can include it in the security review?"},{"title":"Monitoring competitor infrastructure","prompt":"Run a domain OSINT recon on competitor.io and give me their IPv4/IPv6 DNS records, TLS certificate info, and security headers grade — I want a full picture of their infrastructure."}],"resultDescription":"Returns live DNS resolution results including IPv4 and IPv6 addresses, TLS certificate metadata (issuer, subject, expiry date), and an HTTP security headers assessment/grade for the target domain.","failureModes":["Domain does not exist or fails DNS resolution — returns an error or empty DNS records","TLS certificate unreachable or domain serves no HTTPS — TLS fields may be null or error out","Firewall or rate limiting blocks HTTP header fetch — security grade may be unavailable","Invalid or malformed domain input — returns validation error","Timeout if target domain is slow to respond"],"whenToPreferThis":"Choose this endpoint when you need a fast, all-in-one passive recon snapshot of a domain's DNS posture, TLS certificate validity, and HTTP security header configuration — especially useful for vendor assessments, pre-launch audits, or security OSINT workflows that need structured results without running a full port scan or active penetration test.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:20:37.275Z","isFirstParty":false,"canonicalSlug":"mcp-security-agentdiet-dev-domain-osint-tls-certificate-security-0096b7db"}