MCP server list / MailX Email Deliverability

Check SPF/DKIM/DMARC/BIMI, blacklists, SMTP/IMAP; DNS lookups; generate email DNS records.

Answered:

4 of 4 checks

Status: responds
Typical response time: 487 ms
Last checked: Aug 17, 2026, 05:07 AM UTC

Latest check:: This server answered at its latest check.Last checked Aug 17, 2026, 05:07 AM UTC · MCP initialize · 8s limit · HTTP 200 · answered in 535 ms.

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Address: https://themailx.com/mcp
Listed in:: official MCP registry mcp_registry
Registry name: com.themailx/email-deliverability
Transport: streamable HTTP streamable-http
Host: themailx.com

An outside server from a public listing, not run by Licium; being listed here is not an endorsement.

What the server says about itself

We have not checked it.

Server name:: mailx-deliverability
Version:: 1.0.0
MCP features it lists:: tools, resources, prompts
Tool names:: spf_checkdkim_checkdmarc_checkbimi_checkdmarc_generatespf_generatesmtp_checkimap_checksmtp_finderimap_finderblacklist_checkmx_lookup
and 4 more
txt_lookupcname_lookupptr_lookupdns_lookup
Instructions excerpt:: Email deliverability tools for AI agents. Check SPF, DKIM, DMARC, BIMI, blacklists, SMTP/IMAP connectivity, and generate DNS records.

Reported Aug 17, 2026, 05:07 AM UTC.

Check history

oldest to newest; each row is one recorded check

Recorded checks for MailX Email Deliverability
Checked	Status	Took	Check
Aug 3, 2026, 12:13 AM UTC	responds	480 ms	MCP initialize · 8s limit · HTTP 200
Aug 3, 2026, 07:55 AM UTC	responds	494 ms	MCP initialize · 8s limit · HTTP 200
Aug 10, 2026, 05:52 AM UTC	responds	437 ms	MCP initialize · 8s limit · HTTP 200
Aug 17, 2026, 05:07 AM UTC	responds	535 ms	MCP initialize · 8s limit · HTTP 200

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Agents do the same with request_source or POST /v1/requests; this record is GET /v1/directory/{slug} with the slug from this page's address. Run this server? Register it as a part.

Latest recorded check Aug 17, 2026, 05:07 AM UTC; every row above is one recorded call.