[OpenStack-Infra] SPF enforcement on mailing lists

Clark Boylan cboylan at sapwetik.org
Fri Jun 7 21:52:35 UTC 2019


On Fri, Jun 7, 2019, at 2:51 PM, Jeremy Stanley wrote:
> This is just a quick heads up that, in order to deal with recent
> spam flooding from spoofed E-mail addresses claiming to originate
> from domains which provide strict IETF RFC 7208 SPF records[*], we
> have instituted a change to reject messages failing SPF "-all"
> policies for their domains (not those with "?all" or "~all") at time
> of receipt to our listservs. If anyone encounters issues which look
> like a rejection resulting from this change in behavior, please
> reach out to us in the #openstack-infra channel on the Freenode IRC
> network.
> 
> [*] https://tools.ietf.org/html/rfc7208
> -- 
> Jeremy Stanley

And to confirm that ?all isn't rejected, here is an email from a domain with an ?all in its spf record.

Clark



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