For interest, for anyone running a mail server. ---------- Forwarded message --------- From: Gavin Westwood <lugadmin2...@gavinwestwood.co.uk> Date: Wed, 24 Jan 2024 at 08:33 Subject: [lugmaster] SPF, DKIM and DMARC (and TLS connections) will be mandatory for Gmail and Yahoo from February To: UK LUG Masters' private discussion <lugmas...@mailman.lug.org.uk>
I only found out a few days ago that Gmail and Yahoo (and possibly others) will require senders to have SPF, DKIM and DMARC records (as well as certain other criteria) from February 2024: https://postmarkapp.com/blog/2024-gmail-yahoo-email-requirements I'm currently setting this up for a couple of my domains and will be setting this up for lug.org.uk over the weekend, but thought that I should bring this to the attention of Lugmasters since some LUGs use their own email systems, plus you may want to disseminate this to users on your own mailing lists who may run their own mail servers too. Some useful links: https://support.google.com/a/answer/81126 https://senders.yahooinc.com/best-practices/ https://www.linuxbabe.com/mail-server/setting-up-dkim-and-spf (Postfix and DNS) https://www.linuxbabe.com/mail-server/create-dmarc-record https://www.exim.org/exim-html-current/doc/html/spec_html/ch-dkim_spf_srs_and_dmarc.html Testing: https://www.mail-tester.com https://www.mail-tester.com/spf-dkim-check Emailing check-a...@verifier.port25.com from the domain you are testing. Thanks Gavin -- lugmaster mailing list lugmas...@mailman.lug.org.uk https://mailman.lug.org.uk/mailman/listinfo/lugmaster Email ad...@lug.org.uk for support. -- Mark Rogers // More Solutions Ltd (Peterborough Office) // 0344 251 1450 Registered in England (0456 0902) 21 Drakes Mews, Milton Keynes, MK8 0ER
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