What is a #spf MCP server?
An MCP server tagged #spf implements the Model Context Protocol so AI assistants like Claude, Cursor, and VS Code can access spf-related tools, data, or APIs.
7 #spf MCP Servers & Clients
Every MCP server and client below is tagged #spf — install one to give Claude, Cursor, VS Code, or any other MCP-compatible client access to spf tools.
All
IntoDNS MCP Server — DNS & Email Security Scanning
RoscoNL
Free MCP server that gives Claude, Cursor, Windsurf, and other AI assistants live DNS and email security scanning. Exposes 5 tools: scan_domain (full DNS & email security scan with A+ to F grade), check_email_security (SPF, DKIM, DMARC + blacklists), lookup_dns (any record type),
Added 3 months ago
DD
Domain Deliverability Checker
mammalabsdev
Checks email domain deliverability via DNS: SPF, DKIM, DMARC, MX
Added last month
MT
Mailx Tools
Mailwarm
MCP server for email deliverability: validate SPF/DKIM/DMARC/BIMI, check blacklists, test SMTP/IMAP, look up DNS, and generate ready-to-deploy records for any major email provider. Ships with two one-click prompts (audit-deliverability, setup-dns). Public, no auth.
Added 3 months ago
PowerDMARC
powerdmarc
PowerDMARC's MCP server brings live email authentication data directly into any MCP-compatible AI assistant: Claude, ChatGPT, Cursor, and others. Instead of generic DMARC advice, the AI works from a customer's actual acc
Added 6 hours ago
OC
Online Cyber Tools Mcp
Jambozx
Exposes 280+ free dev/security tools from onlinecybertools.com as MCP tools in one server: Base64/URL/JWT encoders, MD5/SHA/HMAC/bcrypt/argon2 hashes, JSON/YAML/XML formatters, regex tester, network diagnostics (ping/traceroute/dig/whois/SSL/SPF/DMARC), and OSINT lookups. No auth
Added 2 months ago
MT
Mailx Tools
Mailwarm
Email deliverability tools for AI agents. Check SPF, DKIM, DMARC, BIMI, blacklists, SMTP/IMAP connectivity, and generate DNS records.
Added 3 months ago
DMARKOFF — DMARC, SPF & DKIM Analytics
dmarcoff
DMARKOFF MCP connects your DMARC monitoring data to AI assistants — Claude, ChatGPT, Cursor, Windsurf — via the Model Context Protocol. Instead of opening a dashboard and building filters, you ask questions and get real answers backed by actual data.
Added 3 months ago
Frequently asked questions
Common questions about MCP servers and clients tagged #spf
How many #spf MCP servers and clients are there?
mcp.so currently lists 7 MCP servers and clients tagged #spf.
How do I install a #spf MCP server?
Open any server below and copy its install snippet into Claude Desktop, Cursor, VS Code, or another MCP client's configuration — remote servers need no separate download.