DNSai Free DNS Tools
by FastDrop
Free live DNS, SPF/DMARC/MX, DKIM and WHOIS lookups for any domain. No key needed to start.
Free live DNS, SPF/DMARC/MX, DKIM and WHOIS lookups for any domain. No key needed to start. Official MCP Registry: com.dnsai/dnsai-free@1.1.0. Remote endpoint: https://mcp.dnsai.com/mcp
Problem it solves
Discoverable MCP server listed in the official MCP Registry.
How it's different
Remote MCP endpoint ingested from the official registry and probed by FastDrop.
Ingested from the official MCP Registry
FastDrop pulled this entry from the official MCP Registry as com.dnsai/dnsai-free and probed the endpoint. The maker did not submit it, so the outbound link is not endorsed
and the description is not theirs.
If this is your server, claim the listing to edit it and take ownership. The registry index lists everything else still awaiting a probe.
Claim this listingTools this endpoint exposes
Read directly from the endpoint on 2 Nov 2026. Not supplied by the maker.
dns_lookupLook 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 signed/unsigned verdict; types it did not que
email_security_checkOne 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 plain DNS resolver. Use when the user as
whois_lookupWHOIS / RDAP registration data for ONE domain or IP — registrar, status, creation/expiry, name servers. Returns publicly published WHOIS/RDAP data as-is. Use for "who owns", "when does it expire", "re
spf_analyzeAnalyze 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 (include tree, lookup count, the `all` qua
dmarc_checkFetch 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=reject/quarantine/none"). For full emai
validateValidate 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 pastes an SPF/DMARC record and asks "is
dkim_discoverDiscover 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 asks about DKIM, signing keys, or "does
blacklist_checkCheck whether ONE domain or IP is listed on major email blacklists / RBLs (Spamhaus, Barracuda, SpamCop, SORBS, UCEPROTECT and more). For a domain, checks the domain itself, its website (A-record) IP
Is this tool yours?
Claim this listing, then prove you own the domain with one DNS record: once it matches, the listing is yours right away.
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Matched on shared tags and the tools their MCP servers actually expose.
Shares tags: MCP server
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Shares tags: MCP server
Shares tags: MCP server
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