com.dnsai/dnsai-free

up checked 2026-11-10T23:38:04.436Z

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Publisher-provided title

DNSai Free DNS Tools

Publisher-provided description

Free live DNS, SPF/DMARC/MX, DKIM and WHOIS lookups for any domain. No key needed to start.

Summary by lookupd

Runs live DNS, SPF, DMARC, DKIM, blacklist and WHOIS lookups for a domain so an agent can check email security and registration data.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http dnsai-free https://mcp.dnsai.com/mcp

Codex, remote (streamable-http)

codex mcp add dnsai-free --url https://mcp.dnsai.com/mcp

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

{
  "mcpServers": {
    "dnsai-free": {
      "url": "https://mcp.dnsai.com/mcp"
    }
  }
}

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

Tools (11 tools)

Publisher-provided text

• dns_lookup Look up live DNS records for ONE domain. The default "common" view queries the standard set (A, AAAA, MX, NS, TXT, SOA, CNAME, CAA and more) plus a DNSSEC signe
• email_security_check One call answers "is this domain's email properly secured?" — checks MX, SPF, DMARC and mail-gateway/provider detection for ONE domain. The differentiator vs a
• whois_lookup WHOIS / RDAP registration data for ONE domain or IP — registrar, status, creation/expiry, name servers. Returns publicly published WHOIS/RDAP data as-is. Use fo
• spf_analyze Analyze a domain's SPF record for ONE domain — the include tree and the RFC 10-DNS-lookup-limit verdict. Use only when the question is specifically about SPF (i
• dmarc_check Fetch and parse the DMARC policy for ONE domain — presence, p= policy, and the raw record. Use for DMARC-only questions ("does this domain have DMARC", "is it p
• validate Validate the SYNTAX of an SPF or DMARC record string (no DNS lookup) — returns valid/invalid, a score, a letter grade, and a parsed breakdown. Use when the user
• dkim_discover Discover the DKIM signing keys published for ONE domain. Returns the signing keys found, the mail providers they map to, and their selectors. Use when the user
• blacklist_check Check whether ONE domain or IP is listed on major email blacklists / RBLs (Spamhaus, Barracuda, SpamCop, SORBS, UCEPROTECT and more). For a domain, checks the d
• search Search DNSai for a domain. Returns result items (id, title, url) covering that domain's DNS records, email-security posture, DMARC policy and WHOIS — pass a res
• fetch Fetch a DNSai result document by id (from search). Runs the lookup and returns the data plus a summary.
• request_api_key Get a FREE DNSai API key that raises the daily limit from the small shared anonymous allowance to 100 lookups/day. Pass the user's email; they receive a verific

Details

• Version: 1.1.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 324 ms
• First indexed: 2026-11-02T02:17:13.409Z
• Last seen in registry: 2026-11-02T02:17:13.409Z
• Website: https://dnsai.com/api/

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[![lookupd status](https://lookupd.com/badge/com.dnsai/dnsai-free.svg)](https://lookupd.com/servers/com.dnsai/dnsai-free)

• 62174 servers
• Last crawl: 2026-11-11T19:17:20.153Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp