MCP server

Email DNS Preflight x402

io.github.rosarioV25/email-dns-preflight-x402

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Paid email, DNS, mail-security and RDAP intelligence for agents over x402.

Working at last checkAbout 450 tokens per request once connected4 tools

Website

https://email-dns-preflight-x402.copper-crate.workers.dev/mcp

At a glance

Type: MCP server
Publisher: Not verified
Status: Working at last check
Tools: 4
Token cost: About 450 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to Cursor Add to VS Code VS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http email-dns-preflight-x402 https://email-dns-preflight-x402.copper-crate.workers.dev/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.email-dns-preflight-x402]
url = "https://email-dns-preflight-x402.copper-crate.workers.dev/mcp"

Gemini CLI

{"mcpServers":{"email-dns-preflight-x402":{"httpUrl":"https://email-dns-preflight-x402.copper-crate.workers.dev/mcp"}}}

Cursor

{"mcpServers":{"email-dns-preflight-x402":{"url":"https://email-dns-preflight-x402.copper-crate.workers.dev/mcp"}}}

VS Code

{"servers":{"email-dns-preflight-x402":{"type":"http","url":"https://email-dns-preflight-x402.copper-crate.workers.dev/mcp"}}}

Antigravity

agy mcp add email-dns-preflight-x402 https://email-dns-preflight-x402.copper-crate.workers.dev/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"email-dns-preflight-x402","server_url":"https://email-dns-preflight-x402.copper-crate.workers.dev/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"email-dns-preflight-x402","server_url":"https://email-dns-preflight-x402.copper-crate.workers.dev/mcp"}

Tools

domain_email_security ~113 tokens
Focused SPF/DMARC/DKIM/BIMI diagnostics with bounded recursive SPF lookup analysis, CAA/DNSSEC context and deterministic fixes. Costs $0.001 native USDC on Base.
domain_preflight ~110 tokens
Inspect DNS records, CAA, SPF/DMARC/DKIM/BIMI, DNSSEC, RDAP age/expiry, registrar-lock and nameserver-redundancy posture. Costs $0.001 native USDC on Base.
domain_rdap ~108 tokens
Privacy-safe RDAP/WHOIS-successor lookup for domain age, expiry, registrar, statuses, nameservers and DNSSEC delegation. Costs $0.001 native USDC on Base.
email_preflight ~119 tokens
Validate practical email syntax and inspect DNS, mail routing, authentication and domain-security posture. DNS-level only; no SMTP mailbox-existence claim. Costs $0.001 native USDC on Base.

Browse

Related MCP servers

ScrapeMole Domains
Pay-per-call x402 DNS, WHOIS/RDAP, availability, email security, SSL check, CT subdomains.
Forest Factory
Paid x402 agent: API discovery,commerce availability/buyable,domain/package preflight,release asset
Genexxis agent data APIs
49 paid x402 tools for agents: sanctions, SEC filings, perps, yields, DeFi, gas, odds, audits.
SiteCheck Web Intel
129 pay-per-call agent tools: security, threat intelligence, web search and SEO data tools. x402
Verifai — Email Verification & Domain Intelligence
Email verification and domain intelligence for AI agents. MX, RDAP, SSL checks. 25 free credits.
Agent Preflight: OFAC, DNS, Email Auth, Domain, Email & URL
$0.01/call via x402: OFAC wallet screen, DNS, email auth, domain age, email verify, URL unshorten.
Mail Security Tools
DMARC/SPF/DKIM/MX checks, email score, 100-domain bulk score, webhook watch alerts (x402 USDC).
Domain Intelligence
WHOIS/RDAP, DNS, SSL, live subdomains with IPs, and SPF/DMARC/DKIM for any domain.

Badge for your README

[![AptLynx](https://aptlynx.net/badge/io.github.rosarioV25/email-dns-preflight-x402.svg)](https://aptlynx.net/servers/io.github.rosarioV25/email-dns-preflight-x402)

Listing text is written by the maker; AptLynx lists tools and does not vouch for them. Find another tool · Browse by topic · For agents