ARC-Relay
DMARCbis (RFC 9989) compliant email forwarding for any address on your domain. ARC sealing + SRS rewriting for 100% pass-through. DKIM signing, sender rules, and optional grounded AI replies.
https://arc-relay.com/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://arc-relay.com/mcpWe 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 14, 2026 · arc-relay.com
6tools discovered
Check Dmarc
Check a domain's DMARC, SPF, and MX records. Use this to diagnose email authentication issues.
Check Email Health
Get a 0-100 email health score for any domain. Checks DMARC, SPF, MX, and DKIM records and returns a letter grade (A+ to F) with actionable recommendations. Use this to audit any domain's email security posture.
Check Health
Check ARC-Relay service health and uptime.
Check Spf
Validate a domain's SPF record. Shows mechanisms, DNS lookup count, and warns if over the 10-lookup limit.
Network Leaderboard
View top relay nodes ranked by reputation score. Filter by region.
Network Stats
Get public relay network statistics — total nodes, active nodes, messages routed, delivery rate, DMARC pass rate.
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 brandsDMARCbis (RFC 9989) compliant email forwarding for any address on your domain. ARC sealing + SRS rewriting for 100% pass-through. DKIM signing, sender rules, and optional grounded AI replies.
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.
Operate ARC-Relay? Verify ownership to take over this directory entry.
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.
MCPBundles probed 6 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.
No provider sign-in was required during MCPBundles' probe. Your client may still need MCPBundles credentials depending on how you connect.
MCPBundles is an independent platform built on the open Model Context Protocol standard. Not affiliated with Anthropic PBC or Claude.