{"product_id":"audit-email-deliverability-spf-dkim-dmarc-mx-gmail-outlook","title":"Audit Email Deliverability: SPF DKIM DMARC MX + Gmail \u0026 Outlook","description":"\u003ch3\u003eAudit SPF, DKIM, DMARC \u0026amp; MX—and verify inbox placement in Gmail \u0026amp; Outlook\u003c\/h3\u003e\n\u003cp\u003eThis n8n workflow checks your sending domain’s email authentication (SPF, DKIM, DMARC, and MX) using Google DNS-over-HTTPS, then validates real deliverability by reading recent messages in connected \u003cstrong\u003eGmail\u003c\/strong\u003e and \u003cstrong\u003eOutlook\u003c\/strong\u003e mailboxes—finally sending you a ranked fix report via \u003cstrong\u003eGmail\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManual trigger:\u003c\/strong\u003e Runs when you start the workflow manually.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDNS authentication audit:\u003c\/strong\u003e Builds DNS queries for SPF, DMARC, MX, and a list of common DKIM selectors, then resolves them using \u003cstrong\u003eGoogle DNS-over-HTTPS\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eScore and flag issues:\u003c\/strong\u003e Grades your configuration by analyzing returned DNS records and flags problems such as missing records, unsafe SPF policy, or excessive SPF lookup count.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGmail placement review:\u003c\/strong\u003e Reads recent messages from Gmail (including \u003cstrong\u003eSpam\u003c\/strong\u003e and \u003cstrong\u003eTrash\u003c\/strong\u003e) sent from the configured sender address and summarizes where they landed across categories like \u003cstrong\u003ePrimary\u003c\/strong\u003e, \u003cstrong\u003ePromotions\u003c\/strong\u003e, and other sections.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutlook placement review:\u003c\/strong\u003e Reads recent messages from Microsoft Outlook \u003cstrong\u003eInbox\u003c\/strong\u003e and \u003cstrong\u003eJunk\u003c\/strong\u003e, summarizing placement across \u003cstrong\u003eFocused\u003c\/strong\u003e, \u003cstrong\u003eOther\u003c\/strong\u003e, and \u003cstrong\u003eJunk\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAI-generated deliverability recommendations:\u003c\/strong\u003e Combines DNS results and mailbox placement signals, then asks \u003cstrong\u003eAnthropic Claude\u003c\/strong\u003e to explain findings and rank fixes by expected impact.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEmail report:\u003c\/strong\u003e Compiles a plain-text deliverability report and emails it via \u003cstrong\u003eGmail\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eValidate a new sending domain’s SPF\/DKIM\/DMARC setup before launching campaigns\u003c\/li\u003e\n  \u003cli\u003eInvestigate sudden inboxing problems by correlating DNS misconfigurations with Gmail\/Outlook placement\u003c\/li\u003e\n  \u003cli\u003eOngoing deliverability monitoring for SaaS and transactional email operators\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003en8n nodes\/approach:\u003c\/strong\u003e code, gmail, merge, sticky note, http request, manual trigger\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDNS lookup:\u003c\/strong\u003e Google DNS-over-HTTPS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAI:\u003c\/strong\u003e Calls the \u003cstrong\u003eAnthropic Messages API\u003c\/strong\u003e using \u003ccode\u003eANTHROPIC_API_KEY\u003c\/code\u003e (environment variable)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfigurable inputs:\u003c\/strong\u003e DOMAIN, DKIM selector list (if needed), optionally SENDER_ADDRESS, LOOKBACK_DAYS, and MAX_MESSAGES\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":45748948172979,"sku":"N8N-17672","price":58.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/VNhOB5zrNoBzInu2KcHgH_zq3dadNv.png?v=1785575825","url":"https:\/\/buyflowscripts.com\/products\/audit-email-deliverability-spf-dkim-dmarc-mx-gmail-outlook","provider":"N8N Commerce","version":"1.0","type":"link"}