DMARCER
Anyone can send email as your domain. DMARCER shows you who's doing it and manages the controls (SPF, DKIM, DMARC, MTA-STS) that shut it down.
https://www.dmarcer.net/Opens ChatGPT on the web or desktop and asks it to use the WebMCP tools available here.
Connect straight to this server’s public endpoint.
https://mcp.dmarcer.net/We add this server to your workspace, then open Studio — saved access, one connection to many servers, with a history of what ran.
Last probed Sep 18, 2026 · mcp.dmarcer.net
2tools discovered
Email Security Benchmark
Get the DMARCER email-security benchmark: average scores and adoption of SPF, DKIM, DMARC and MTA-STS across tens of mi…
Check Domain Email Security
Check a domain's email security and get a 0-100 score plus the specific problems found.
Get your MCP into directories
A working endpoint is step one. Directory coverage is the coordinated launch across ChatGPT, Claude, Cursor, the MCP Registry, and community indexes.
Directory coverage for brandsAnyone can send email as your domain. DMARCER shows you who's doing it and manages the controls (SPF, DKIM, DMARC, MTA-STS) that shut it down.
Use the MCP endpoint listed on this page in your MCP client configuration. One-click install pills support Claude, Cursor, VS Code, and other hosts. Copy the remote MCP URL if your client needs a manual entry.
MCPBundles probed 2 tools on the live server. The tool list on this page reflects what was discovered at the last refresh — connect your client to see the full set available to your session.
Request removal if you do not want DMARCER listed here, or claim the listing if you want to manage it on MCPBundles.
This server appears in the MCPBundles directory. Verify you operate it to take over the listing — name, description, logo, contact email, and skill content. We email a 6-digit code to a maintainer address your server publishes in /.well-known/security.txt or /.well-known/mcpbundles.json. Free, takes about a minute.
No provider sign-in was required during MCPBundles' probe. Your client may still need MCPBundles credentials depending on how you connect.
Request removal from the MCPBundles directory. This does not shut down or change your MCP server — we stop showing it on MCPBundles.
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