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The real catalog of tools for AI agents

Google tells you what exists. Faceabot tells you what holds up.

44,737real tools
29,284callable over HTTPS
19,874measured
6,054proven reliable
x402 DNS Email Auth Checker Reliable (measured) · 100% over 7 checks

Audit SPF, DKIM, DMARC, MX, BIMI, MTA-STS for a domain; score + grade. $0.003 USDC/call via x402.

MCP endpoint : https://x402-dns-auth-checker.microtools-x402.workers.dev/mcp · website · measurements and details
Agent Preflight: OFAC, DNS, Email Auth, Domain, Email & URL Reliable (measured) · 100% over 26 checks Fails real tasks · 0/26

$0.01/call via x402: OFAC wallet screen, DNS, email auth, domain age, email verify, URL unshorten.

MCP endpoint : https://sdn-screen-x402.sdnscreen.workers.dev/mcp · website · measurements and details
VerifyPulse Email Verification & DNS Security Reliable (measured) · 100% over 31 checks

Real-time RFC 5322 email verification, SPF/DMARC DNS audits & B2B leads (x402 Base USDC).

MCP endpoint : https://verifypulse-seven.vercel.app/mcp · website · measurements and details
Email DNS Preflight x402 Reliable (measured) · 100% over 7 checks Fails real tasks · 0/7

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

MCP endpoint : https://email-dns-preflight-x402.copper-crate.workers.dev/mcp · website · measurements and details
IntoDNS.ai DNS & Email Security Scanner Reliable (measured) · 100% over 43 checks Does the job (tested) · 42/42

DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.

MCP endpoint : https://intodns.ai/api/mcp · website · measurements and details
x402 Email Verifier Reliable (measured) · 100% over 7 checks

Email verification for AI agents: syntax, MX, disposable, role, score. $0.001 USDC/call via x402.

MCP endpoint : https://x402-email-verifier.microtools-x402.workers.dev/mcp · website · measurements and details
Domain Trust Check (DNS, Email Auth, TLS, Headers) Flaky · 67% over 3 checks

Check a domain's DNS, SPF/DMARC and TLS before trusting it. $0.003/call via x402.

MCP endpoint : https://domain-check-production-6228.up.railway.app/mcp · website · measurements and details
Email Auth Checker Reliable (measured) · 100% over 4 checks Does the job (tested) · 4/4

SPF, DKIM, DMARC, MTA-STS and domain-expiry checks for any domain, with SPF lookup counts.

MCP endpoint : https://email-auth-check.quietworklabs.workers.dev/mcp · website · measurements and details
PCBLT — Live Checks Being measured · 0% over 2 checks

Live DNS, email-auth and redirect checks, HTTP security headers, uptime history, PC hardware prices.

MCP endpoint : https://pcblt.com/mcp · website · measurements and details
DMARC Shark — Email DNS Checker Being measured · 100% over 2 checks Real task being tested · 0/2

Check a domain's public SPF, DMARC, MX and DKIM DNS records on demand. No account required.

MCP endpoint : https://dmarcshark.com/mcp · website · measurements and details
OrionCMD Checks Reliable (measured) · 100% over 31 checks Fails real tasks · 0/31

Domain threat checks, a 30-day domain watch, TLS/DNS/email-auth checks and a $2 site audit (x402).

MCP endpoint : https://api.orioncmd.com/mcp · website · measurements and details
AgentDiet B2A Email Deliverability, MX, SPF & DMARC Verifier Being measured · 100% over 2 checks Real task being tested · 2/2

Validates email syntax, disposable/burner provider status, role accounts, and live DNS MX/SPF/DMA.

MCP endpoint : https://email-verify.agentdiet.dev/mcp · website · measurements and details
BlackVeil DNS & Email Security Scanner Flaky · 86% over 7 checks Does the job (tested) · 6/6

DNS and email security scanner with 81 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

MCP endpoint : https://dns-mcp.blackveilsecurity.com/mcp · website · measurements and details
Email Verification API Being measured · 0% over 1 checks

Verify emails: syntax, MX records, disposable detection, quality score 0-100. x402 USDC.

MCP endpoint : https://email-verification.api.klymax402.com/mcp · website · measurements and details
Email Finder API Being measured · 0% over 1 checks

Find email addresses from name and company domain. x402 paid.

MCP endpoint : https://email-finder.api.klymax402.com/mcp · website · measurements and details
Verifai — Email Verification & Domain Intelligence Reliable (measured) · 100% over 3 checks Real task being tested · 2/2

Email verification and domain intelligence for AI agents. MX, RDAP, SSL checks. 25 free credits.

MCP endpoint : https://165-227-136-26.sslip.io/mcp · website · measurements and details
idig-dns Being measured · 0% over 1 checks

Professional DNS diagnostics: 14 tools for DNS, DNSSEC, email security, SSL, and propagation.

MCP endpoint : https://mcp.softricks.net/sse · website · measurements and details
MX Verdict Flaky · 86% over 7 checks Does the job (tested) · 6/6

Free, read-only email and DNS checks: SPF, DKIM, DMARC, MX, DNS records, blocklists, domain health.

MCP endpoint : https://mxverdict.com/mcp · website · measurements and details
Bulk Email Verifier & MX Check Private (key required)

Email list check: syntax, domain, MX records, disposable/role addresses (DNS level). Winters Works.

MCP endpoint : https://mcp.apify.com?actors=wintersworks/bulk-email-verifier-dns · website · measurements and details
DNS MCP Server Not measured yet

Real-time DNS security analysis — DNSSEC, email auth, and RDAP. Built for SOC investigations.

Package oci : docker.io/mclose/dns-mcp:1.3.4 · website · measurements and details

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