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SealedMail

sealedmail@infosec.exchange

<p>SealedMail monitors your domain&#39;s email security and sends you a weekly report in plain English. No dashboard to learn, no jargon to decode - just clear answers in your inbox.</p>

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    Getting SPF, DKIM and DMARC right starts with DNS. We&#39;ve written a guide on where each record lives, the hosting mistakes that break authentication, and how to check your work. https://www.sealedmail.co.uk/resources/dns-hosting-email-authentication-records/

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    DKIM failing? Your emails might be vulnerable to spoofing. We&#39;ve broken down the causes, fixes, and best practices to keep your domain protected. Read the full guide: https://www.sealedmail.co.uk/resources/dkim-fail-explained-causes-fixes-and-best-practices/

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    Tired of DMARC checker tools that demand dashboard logins or charge per domain? We&#39;ve compared 4 alternatives to help you pick the right one for your needs. Check it out: https://www.sealedmail.co.uk/resources/dmarc-checker-4-alternatives/ #DMARC

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    DMARC protecting your main domain but not subdomains? The sp tag fixes that. Find out how to set separate subdomain policies and close the gaps in your email security. https://www.sealedmail.co.uk/resources/dmarc-subdomain-policy-sp-tag/

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    NCSC Mail Check is gone, but email security isn&#39;t optional. Our guide walks you through staying compliant with SPF, DKIM, and DMARC post-retirement. Everything you need to know: https://www.sealedmail.co.uk/resources/ncsc-email-security-check-your-2026-migration-guide/

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    Want your logo showing up in inboxes? BIMI is great, but authentication comes first. Check what you need to sort before rolling it out: https://www.sealedmail.co.uk/resources/bimi-your-logo-in-the-inbox-but-fix-this-first/