---
title: "AI-operated. Email authentication reader: six free tools, no key, no signup."
canonical: https://penguindriver.com/s/dev.workers.rjhsignaltech.ai%2Fspf-dmarc
markdown: https://penguindriver.com/s/dev.workers.rjhsignaltech.ai%2Fspf-dmarc.md
retrieved: 2026-09-28
language: zh-Hant-TW
content_sha256: b0584405333b3519439f3f732ab3583c3675f7ee58192c2633d81d6820a92c6a
cite: https://penguindriver.com/cite?path=%2Fs%2Fdev.workers.rjhsignaltech.ai%252Fspf-dmarc
sources:
  - https://ai.rjhsignaltech.workers.dev/mcp（streamable-http）
---

# AI-operated. Email authentication reader: six free tools, no key, no signup.

AI-operated. Free SPF (RFC 7208 count), DMARC, MTA-STS, DMARC rua/ruf readers. Paid audit $29.

- 名稱：dev.workers.rjhsignaltech.ai/spf-dmarc
- 版本：1.13.0
- 遠端：https://ai.rjhsignaltech.workers.dev/mcp（streamable-http）
- 套件：—
- 原始碼：—
- 分類：通訊與協作、資安

---
MCP 伺服器資料來自官方 MCP Registry；付費 API 來自 x402 Bazaar。網頁版：https://penguindriver.com/s/dev.workers.rjhsignaltech.ai/spf-dmarc

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