SPF: Difference between revisions
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== Sites == | |||
*http://www.open-spf.org/ | |||
*[https://mxtoolbox.com/SPFRecordGenerator.aspx https://mxtoolbox.com/SPFRecordGenerator.aspx] | |||
*[https://www.spfwizard.net/ https://www.spfwizard.net/] | |||
==Docs== | == Docs == | ||
*[ | |||
*[http://www.digitalsanctuary.com/tech-blog/debian/setting-up-spf-senderid-domain-keys-and-dkim.html Setting Up SPF, SenderId, Domain Keys, and DKIM] | *[https://dmarcian.com/spf-syntax-table/ https://dmarcian.com/spf-syntax-table/] | ||
*http://en.wikipedia.org/wiki/Sender_Policy_Framework | *[http://www.digitalsanctuary.com/tech-blog/debian/setting-up-spf-senderid-domain-keys-and-dkim.html Setting Up SPF, SenderId, Domain Keys, and DKIM] | ||
*http://homepages.tesco.net/J.deBoynePollard/FGA/smtp-spf-is-harmful.html | *[http://en.wikipedia.org/wiki/Sender_Policy_Framework http://en.wikipedia.org/wiki/Sender_Policy_Framework] | ||
*[http://www.linuxjournal.com/article.php?sid=7327 | *[http://homepages.tesco.net/J.deBoynePollard/FGA/smtp-spf-is-harmful.html http://homepages.tesco.net/J.deBoynePollard/FGA/smtp-spf-is-harmful.html] | ||
*[http://david.woodhou.se/why-not-spf.html Why not spf] | *[http://www.linuxjournal.com/article.php?sid=7327 SPF overview] | ||
*[http://david.woodhou.se/why-not-spf.html Why not spf] | |||
== Tools == | |||
*pyspf | |||
*[https://easydmarc.com/tools/spf-lookup Validate SPF record] | |||
= FAQ = | |||
==+all, -all, ~all?== | |||
===+all=== | |||
Any server can send | |||
=== Check SPF record of a host or domain=== | |||
dig domain.com TXT | dig domain.com TXT | ||
or | |||
dig host.domain.com TXT | |||
=== SPF - Returned fail === | |||
Misconfigured SPF record or spoofed "From" address | Misconfigured SPF record or spoofed "From" address | ||
[[Category:Mail]] | |||
Latest revision as of 18:35, 28 August 2024
Sites
Docs
- https://dmarcian.com/spf-syntax-table/
- Setting Up SPF, SenderId, Domain Keys, and DKIM
- http://en.wikipedia.org/wiki/Sender_Policy_Framework
- http://homepages.tesco.net/J.deBoynePollard/FGA/smtp-spf-is-harmful.html
- SPF overview
- Why not spf
Tools
- pyspf
- Validate SPF record
FAQ
+all, -all, ~all?
+all
Any server can send
Check SPF record of a host or domain
dig domain.com TXT
or
dig host.domain.com TXT
SPF - Returned fail
Misconfigured SPF record or spoofed "From" address
