{
  "title": "Email tools",
  "human_url": "https://happytails.ai/en/email-tools/",
  "agent_url": "https://happytails.ai/agents/en/email-tools/",
  "language": "en",
  "markdown_url": "https://happytails.ai/en/email-tools.md",
  "content": "Email tools\nFind the tool you need, then open it to get started.\nAll email tools\nDKIM checker\nDomain plus selector lookup.\nDMARC checker\nParse policy, reporting addresses and inheritance.\nEmail header analyzer\nLocal parsing of hops and authentication results.\nEmail signature generator\nCreate a simple HTML email signature with your contact details.\nEml to PDF\nRender headers/body and attachment manifest.\nEml viewer\nLocal MIME parsing with disabled remote assets and attachment listing.\nSPF checker\nDNS lookups, include-chain limits and findings.\nSeparate message formatting from delivery diagnostics\nEmail tools can inspect addresses, message headers, templates and domain configuration. These tasks answer different questions: a syntactically valid address is not the same as a mailbox that exists, and a configured domain is not a guarantee of inbox placement.\nHow to choose your next step\nUse complete headers or the exact domain needed for the task. Avoid treating one message or one lookup as proof of a general delivery pattern.\nCommon questions about email tools\nDoes address validation prove a mailbox exists?\nSyntax checks can catch formatting mistakes but cannot prove that a person receives mail at an address. Server-side checks can also be inconclusive.\nDo authentication records guarantee inbox delivery?\nNo. Authentication is one signal among several. Sending behavior, recipient engagement and filtering rules also affect what happens to a message.",
  "content_format": "text/plain",
  "visibility": "public",
  "links": [
    {
      "name": "DKIM checker Domain plus selector lookup.",
      "url": "https://happytails.ai/en/email-tools/dkim-checker/"
    },
    {
      "name": "DMARC checker Parse policy, reporting addresses and inheritance.",
      "url": "https://happytails.ai/en/email-tools/dmarc-checker/"
    },
    {
      "name": "Email header analyzer Local parsing of hops and authentication results.",
      "url": "https://happytails.ai/en/email-tools/email-header-analyzer/"
    },
    {
      "name": "Email signature generator Create a simple HTML email signature with your contact details.",
      "url": "https://happytails.ai/en/email-tools/email-signature-generator/"
    },
    {
      "name": "Eml to PDF Render headers/body and attachment manifest.",
      "url": "https://happytails.ai/en/email-tools/eml-to-pdf/"
    },
    {
      "name": "Eml viewer Local MIME parsing with disabled remote assets and attachment listing.",
      "url": "https://happytails.ai/en/email-tools/eml-viewer/"
    },
    {
      "name": "SPF checker DNS lookups, include-chain limits and findings.",
      "url": "https://happytails.ai/en/email-tools/spf-checker/"
    }
  ],
  "markdown": "# Email tools\n\n- Human page: https://happytails.ai/en/email-tools/\n- Markdown: https://happytails.ai/en/email-tools.md\n- Structured JSON: https://happytails.ai/agents/en/email-tools/index.json\n- Visibility: public\n\n## Page guide\n\nFind the tool you need, then open it to get started.\n\n## All email tools\n\n- [DKIM checker](https://happytails.ai/en/email-tools/dkim-checker/): Domain plus selector lookup. ([Markdown](https://happytails.ai/en/email-tools/dkim-checker.md))\n\n- [DMARC checker](https://happytails.ai/en/email-tools/dmarc-checker/): Parse policy, reporting addresses and inheritance. ([Markdown](https://happytails.ai/en/email-tools/dmarc-checker.md))\n\n- [Email header analyzer](https://happytails.ai/en/email-tools/email-header-analyzer/): Local parsing of hops and authentication results. ([Markdown](https://happytails.ai/en/email-tools/email-header-analyzer.md))\n\n- [Email signature generator](https://happytails.ai/en/email-tools/email-signature-generator/): Create a simple HTML email signature with your contact details. ([Markdown](https://happytails.ai/en/email-tools/email-signature-generator.md))\n\n- [Eml to PDF](https://happytails.ai/en/email-tools/eml-to-pdf/): Render headers/body and attachment manifest. ([Markdown](https://happytails.ai/en/email-tools/eml-to-pdf.md))\n\n- [Eml viewer](https://happytails.ai/en/email-tools/eml-viewer/): Local MIME parsing with disabled remote assets and attachment listing. ([Markdown](https://happytails.ai/en/email-tools/eml-viewer.md))\n\n- [SPF checker](https://happytails.ai/en/email-tools/spf-checker/): DNS lookups, include-chain limits and findings. ([Markdown](https://happytails.ai/en/email-tools/spf-checker.md))\n\n## Separate message formatting from delivery diagnostics\n\nEmail tools can inspect addresses, message headers, templates and domain configuration. These tasks answer different questions: a syntactically valid address is not the same as a mailbox that exists, and a configured domain is not a guarantee of inbox placement.\n\n## How to choose your next step\n\nUse complete headers or the exact domain needed for the task. Avoid treating one message or one lookup as proof of a general delivery pattern.\n\n## Common questions about email tools\n\n### Does address validation prove a mailbox exists?\n\nSyntax checks can catch formatting mistakes but cannot prove that a person receives mail at an address. Server-side checks can also be inconclusive.\n\n### Do authentication records guarantee inbox delivery?\n\nNo. Authentication is one signal among several. Sending behavior, recipient engagement and filtering rules also affect what happens to a message.\n"
}