What is the best alternative to Scan.mx Email Diagnostics?

The top-rated alternatives to Scan.mx Email Diagnostics in the Communication category include Deliverability Doctor, Palisade, MailX Email Deliverability. These servers offer complementary or alternative capabilities depending on your deployment stack and authentication requirements.

How do Scan.mx Email Diagnostics alternatives differ in installation and runtime?

Scan.mx Email Diagnostics and its alternatives vary by runtime requirement (Node.js/npx, Python/uvx, Docker, or remote HTTP/SSE endpoints). Check the specification comparison table above to verify command requirements before installing.

Are alternatives to Scan.mx Email Diagnostics free and open source?

Most MCP servers listed on AllMCPs are open source tools under MIT or Apache licenses that you can self-host or run locally with Claude Desktop, Cursor, VS Code, or Windsurf.

How do I side-by-side compare Scan.mx Email Diagnostics with a specific alternative?

Click the "Compare side-by-side →" button on any alternative card to see an in-depth comparison matrix covering feature lists, stars, npm downloads, install configurations, and schema specifications.

Communication• MCP Alternatives Guide

Best Alternatives to Scan.mx Email Diagnostics

Looking for an alternative to Scan.mx Email Diagnostics? Whether you need a different runtime environment, custom authentication support, or alternative API integrations in the Communication ecosystem, we have cataloged and compared the top alternative MCP servers below.

Browse all Communication servers →View Scan.mx Email Diagnostics Specs →

Target Reference Server

Scan.mx Email Diagnostics Overview

Check email deliverability for a domain: MX, SPF, DKIM, DMARC, blacklists. Graded, no key.

Specification Matrix: Scan.mx Email Diagnostics vs Alternatives

Server Name	Runtime	Auth	Pricing	GitHub Stars	Downloads	Action
S Scan.mx Email Diagnostics (Target)	Remote (SSE)	Free/None	Free	—	—	Current
Deliverability Doctor	Remote (SSE)	Free/None	Free	—	—	Compare →
Palisade	npx	Free/None	Free	—	—	Compare →
M MailX Email Deliverability	Remote (SSE)	Free/None	Free	—	—	Compare →
Email Deliverability Audit API	Remote (SSE)	Free/None	Free	—	—	Compare →
Abnormal Security MCP	npx	Free/None	Free	36	—	Compare →
E2a — email for AI agents	uvx	Free/None	Free	185	—	Compare →
MAILTYPE — Email Domain Capability Intelligence	Remote (SSE)	Free/None	Free	—	—	Compare →
Line Bot MCP Server	npx	API key	Free	772	—	Compare →
SenderKit	npx	Free/None	Free	1	—	Compare →
Slack MCP Server	npx	Other	Free	1,813	—	Compare →
Mailbuttons	npx	Free/None	Free	1	—	Compare →
M Mail7 Email Validation	npx	Free/None	Free	—	—	Compare →