com.domainposture/mcp

up checked 2026-11-11T05:38:21.537Z

Unclaimed · Unverified

Agent searches it appeared in, last 30 days: 0. Run this server? Claim the listing: verified label, uptime alerts and analytics.

Publisher-provided description

Remote MCP server: 19 domain-hygiene and email-auth tools (DNS, SPF, DMARC, DKIM, TLS).

Summary by lookupd

Audits domain DNS, email authentication (SPF, DKIM, DMARC, MTA-STS), TLS, CORS, headers and AI-crawler policy via 19 lookup tools.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http mcp https://www.domainposture.com/mcp/mcp

Codex, remote (streamable-http)

codex mcp add mcp --url https://www.domainposture.com/mcp/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "mcp": {
      "url": "https://www.domainposture.com/mcp/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (22 tools)

Publisher-provided text

• ip_lookup Context lookup: Resolve an IPv4 or IPv6 address to its geolocation, ASN, org name, and city/country. Use when you need network or location context for a raw IP
• dns_lookup Context lookup: Resolve a single DNS record type (A, AAAA, MX, TXT, NS, CNAME, SOA, CAA, or SRV) and return the raw answers. Use for quick, targeted lookups of
• dossier_dns Core dossier check: Fetch a domain's full DNS profile — A, AAAA, NS, SOA, CAA, and TXT records — all in parallel. Use as the first step of a domain audit or whe
• dossier_mx Core dossier check: Look up a domain's MX (mail exchanger) records and return them sorted ascending by priority. Use when verifying inbound-mail routing or as a
• dossier_spf Core dossier check: Retrieve and parse a domain's SPF record, decomposing it into mechanisms and qualifiers. Use to verify email sender policy, debug delivery f
• dossier_dmarc Core dossier check: Retrieve and parse a domain's DMARC policy from its _dmarc.<domain> TXT record, returning all tags. Use to audit email authentication policy
• dossier_dkim Core dossier check: Probe a domain's DKIM public keys by querying <selector>._domainkey.<domain> for each selector. Use to verify signing configuration or disco
• dossier_tls Core dossier check: Fetch and inspect the TLS certificate presented by a domain on port 443, returning chain details and validity period. Use to verify certific
• dossier_redirects Core dossier check: Trace the full HTTP redirect chain starting from https://<domain>/, recording each hop's status code and destination URL. Use to debug redir
• dossier_headers Core dossier check: Fetch https://<domain>/ and return all HTTP response headers, with an audit highlighting missing or misconfigured security headers. Use to r
• dossier_cors Core dossier check: Send a CORS preflight OPTIONS request to https://<domain>/ and return the access-control-* response headers. Use to verify CORS policy for a
• dossier_web_surface Core dossier check: Snapshot a domain's public web surface: robots.txt, sitemap.xml, and the home-page <head> metadata (title, description, OpenGraph, Twitter c
• user_agent_parse Context lookup: Parse a User-Agent header string into structured browser, OS, device type, and rendering-engine components. Use to identify client capabilities
• dossier_dnssec Core dossier check: Verify DNSSEC chain-of-trust for a domain (DS, DNSKEY, AD flag). Use to confirm the zone is signed and resolvers accept the chain; prefer do
• dossier_mta_sts Core dossier check: Fetch and validate a domain's MTA-STS policy (mode, mx, max_age, policy id). Use to confirm inbound SMTP is locked to TLS for this domain. R
• dossier_tlsrpt Core dossier check: Look up a domain's TLS-RPT (SMTP TLS Reporting) policy. Use to confirm the domain receives reports of SMTP-TLS failures. Resolves _smtp._tls
• dossier_whois Core dossier check: Look up the registrar, creation date, expiry date, and registry statuses for a domain. Use for ownership/expiry audit. Queries WHOIS over TC
• dossier_ct_log Core dossier check: Discover subdomains visible in Certificate Transparency logs. Use for attack-surface mapping; prefer dossier_full when running a complete au
• dossier_ai_crawlers Core dossier check: Report a domain's AI-crawler policy — whether robots.txt allows, blocks, or is silent on the six major AI agents (GPTBot, ClaudeBot, Google-
• dossier_llms_txt Core dossier check: Detect whether a domain publishes an llms.txt at its root — the emerging convention that gives AI agents a curated markdown index of a site'
• dossier_security_txt Core dossier check: Verify a domain publishes a security.txt (RFC 9116) at /.well-known/security.txt — the standard machine-readable channel for reporting vulne
• dossier_full Aggregate dossier check: Run all 10 Domain Dossier checks — dns, mx, spf, dmarc, dkim, tls, redirects, headers, cors, web-surface — in parallel and return all r

Details

• Version: 1.0.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 1370 ms
• First indexed: 2026-11-01T08:53:45.099Z
• Last seen in registry: 2026-11-01T08:53:45.099Z
• Website: https://www.domainposture.com/mcp

Badge for your README

Shows this live status and links here; updates hourly.

[![lookupd status](https://lookupd.com/badge/com.domainposture/mcp.svg)](https://lookupd.com/servers/com.domainposture/mcp)

• 62092 servers
• Last crawl: 2026-11-11T17:17:22.074Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp