NestDaddy

HTTPfy network & DNS tools

io.httpfy/httpfy · v1.0.0

Free DNS, SPF/DKIM/DMARC, TLS, WHOIS, IP/ASN, blocklist, ping, traceroute and port checks. No key.

Connect Remote server

Terminal
claude mcp add --transport http httpfy https://httpfy.io/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "httpfy": {
      "url": "https://httpfy.io/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "httpfy": {
      "type": "http",
      "url": "https://httpfy.io/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://httpfy.io/mcp

Tools 24 found in our last check

  • dns_lookup

    Look up DNS records of one type (A, AAAA, CNAME, MX, NS, SOA, TXT, SRV) for a domain using public resolvers.

  • dns_propagation_check

    Query a domain on about 40 public resolvers in different regions and report which ones return which answers, to see whether a DNS change has propagated.

  • dnssec_check

    Validate the DNSSEC chain of trust for a domain from the root down (DS, DNSKEY, RRSIG) and report each zone as secure, insecure or broken.

  • mx_lookup

    List the mail exchanger (MX) records of a domain with their preferences.

  • spf_lookup

    Fetch the SPF record of a domain from its authoritative name server and list its mechanisms (ip4, ip6, include, redirect, all).

  • spf_validate

    Validate the SPF record of a domain: syntax, single-record rule, DNS lookup count (limit 10), void lookups, includes and the all mechanism.

  • domain_whois

    WHOIS registration data for a domain: registrar, dates, status and name servers (personal contact data is redacted by registries).

  • domain_expiry

    Registration and expiry dates of a domain, with the time remaining before it expires.

  • ssl_certificate_check

    Connect to a domain on port 443 and report the certificate chain: subject, issuer, validity dates, days remaining, SANs and chain details.

  • ping

    Ping a public host from httpfy servers (4 ICMP echo requests) and report packet loss and round-trip times. Useful to test reachability from outside your own network.

  • traceroute

    Traceroute to a public host from httpfy servers (up to 10 hops). Internal hops of httpfy's own network are masked.

  • ip_whois

    WHOIS / registry data for a public IPv4 address: ASN, network range, owner organisation and registry.

  • ip_blacklist_check

    Check whether a public IPv4 address is listed on common DNS-based blocklists such as Spamhaus, Barracuda and SpamCop.

  • mac_vendor_lookup

    Identify the manufacturer registered for a MAC address prefix (OUI) using the IEEE registry.

  • asn_lookup

    Look up the autonomous system (ASN) for a public IP address, or details for an ASN such as AS15169: name, country, announced prefixes and address counts.

  • bimi_check

    Check the BIMI record of a domain, whether DMARC meets BIMI requirements, and whether the SVG logo and certificate URLs are reachable and well formed.

  • caa_check

    Find the CAA records that apply to a domain (climbing to parent domains per RFC 8659) and list which certificate authorities may issue certificates.

  • certificate_transparency_search

    List certificates logged in Certificate Transparency for a domain (via crt.sh): issuer, validity window and names, with a summary by issuer.

  • dkim_check

    Check DKIM public keys for a domain. With a selector it checks that selector; without one it probes common selectors. Reports key type and RSA key length and flags weak or revoked keys.

  • dmarc_check

    Find and explain the DMARC record of a domain (policy, pct, rua/ruf, alignment) and flag weaknesses such as p=none or missing external report authorization.

  • dns_report

    Full DNS report for a domain: delegation from the root, every authoritative name server checked individually (reachability, recursion, TCP, consistency), SOA values, MX records and their reverse DNS, SPF, DMARC, DKIM and DNSSEC.

  • domain_health_report

    Grade a domain A to F across 11 checks (name servers, SOA, DNSSEC, MX, SPF, DMARC, CAA, HTTPS certificate, HTTP to HTTPS redirect, HSTS, IPv6), with a reason and fix for each failed check.

  • mta_sts_check

    Check MTA-STS (TXT record and the HTTPS policy file, mode and MX patterns) and the TLS-RPT reporting record for a domain.

  • port_check

    Check whether one TCP port on a public host is open, closed or filtered when tested from httpfy servers on the internet.

Details

Endpointhttps://httpfy.io/mcp (Streamable HTTP)
First published11 Nov 2026
Last updated11 Nov 2026
Registry nameio.httpfy/httpfy

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