M

Mcp Server Dns

@ofershap

About Mcp Server Dns

No overview available yet

Basic information

Category

Other

Transports

stdio

Publisher

ofershap

Submitted by

Ofer Shapira

Config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "dns": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-server-dns"
      ]
    }
  }
}

Tools

5

Look up A, AAAA, MX, TXT, NS, CNAME, SOA, SRV, or PTR

Perform reverse DNS (PTR) lookup on an IP address

Resolve A, AAAA, MX, TXT, NS, CNAME in one call

Get nameserver (NS) records for a domain

Query WHOIS data (follows IANA referrals to registrar)

Overview

What is Mcp Server Dns?

A MCP server that provides DNS lookups (A, AAAA, MX, TXT, NS, CNAME, SOA, SRV, PTR), reverse DNS, WHOIS queries, and domain checks. It uses Node.js built-in DNS module and public WHOIS servers, requiring no API keys or configuration. Designed for developers and AI assistants.

How to use Mcp Server Dns?

Run npx mcp-server-dns or configure as an MCP server in Claude Desktop, Cursor, VS Code, or any MCP client using the provided JSON configuration. The server exposes five tools: dns_lookup, reverse_dns, resolve_all, check_nameservers, and whois.

Key features of Mcp Server Dns

DNS lookups for A, AAAA, MX, TXT, NS, CNAME, SOA, SRV, PTR records.
Reverse DNS (PTR) lookup on IP addresses.
Resolve all record types with a single call using resolve_all.
WHOIS queries with IANA referral following.
Nameserver (NS) record checks for domains.
Zero configuration – no API keys or accounts needed.

Use cases of Mcp Server Dns

Debug email delivery by checking MX records for a domain.
Investigate a suspicious URL by looking up its WHOIS information.
Verify domain setup by querying nameserver and other DNS records.
Perform reverse DNS lookups to map IP addresses to hostnames.
Quickly resolve multiple record types in one request during development.

FAQ from Mcp Server Dns

What records can I look up?

You can look up A, AAAA, MX, TXT, NS, CNAME, SOA, SRV, and PTR records using the dns_lookup tool, or resolve all common records at

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