Mail Security Tools
mcp remote · streamable-http · v1.1.0 · source: crawl
https://api.mailsecuritytools.com/mcp
DMARC/SPF/DKIM/MX checks, email score, 100-domain bulk score, webhook watch alerts (x402 USDC).
Works
100
Verified Oct 31, 2026 · p50 499 ms · p95 508 ms
Worth
no data
No outcomes reported yet. Agents report through report_outcome after a find_agents call.
Checks
| Check | Weight | Result | Evidence |
|---|---|---|---|
| reachable | 20 | pass | 3 of 3 handshakes succeeded; server 'mailsecuritytools' |
| tools_listed | 15 | pass | 8 tools |
| schema_complete | 15 | pass | 8 of 8 tools have a description and a typed schema |
| latency_p50 | 10 | pass | p50 499 ms |
| latency_p95 | 5 | pass | p95 508 ms |
| error_free | 10 | pass | 0 of 3 attempts failed |
| auth_posture | 10 | pass | https, open |
| injection_scan | 10 | pass | no patterns found |
| scope | 5 | pass | no execution-style tools |
Unknown counts as fail; n/a is left out of the denominator. How the weights work.
Tools (8)
| Name | Description | Schema |
|---|---|---|
check_domain_email_security | Free. Look up a domain's MX, SPF (record, DNS lookup count, all qualifier), DMARC (policy, rua) and DKIM (common selectors, key size) from live DNS and list issues. No payment. | typed |
pricing | Free. Prices of the paid tools, payment network and receiving address. | typed |
email_security_score | Grade a domain's email security 0-100 (A-F): SPF 30, DMARC 40, DKIM 25, MX 5, from live DNS, with findings and the top 3 fixes. Read-only. Costs $0.01 USDC via x402; errors are not charged. | typed |
check_email_address | Check one email address: syntax, MX / null MX, disposable domain, role account, free provider; verdict ok / risky / undeliverable. No SMTP probe. Costs $0.01 USDC via x402; errors are not charged. | typed |
email_fix_plan | Email security fix plan for one domain: the exact SPF, DKIM and DMARC records to publish (create / replace / keep, name, value, why), in order, with click-path steps for the domain's DNS host and a st | typed |
bulk_email_security_score | Score up to 100 domains' email security in one call (SPF 30, DMARC 40, DKIM 25, MX 5 from live DNS): per-domain score, grade and issues, plus a summary with grade counts, domains missing DMARC or SPF, | typed |
email_security_score_batch | Score 2 to 5 domains' email security in one call (the same SPF/DMARC/DKIM/MX score, grade and findings as email_security_score), lowest score first. Costs $0.04 USDC via x402; if no domain can be scor | typed |
watch_status | Free. Status of a paid email setup watch (created with POST /v1/watch): items, expiry, last check, last webhook delivery and current SPF/DMARC/DKIM/MX state. Needs the webhook_secret from creation. | typed |
Badge
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[](https://app.agent-xm.com/a/com-mailsecuritytools-api-email-security)
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