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Knowledge Base

SPF Record Instructions currently publishes Sender Policy Framework (SPF) data for our domain name,, as part of an ongoing evaluation of SPF among other large email service providers.

Advanced users can participate by creating a TXT record that contains the SPF data to accompany the MX and CNAME records for your domain (e.g.

These instructions do not apply if hosts your domain. Your domain is most likely hosted by if you obtained it through us at the same time that you setup your email service.

To setup SPF, create or ask your domain host to add the following TXT record for your domain: TXT "v=spf1 ?all"

You can also include other IP addresses: TXT "v=spf1 ip4: ?all" currently recommends the neutral prefix (?) for the all mechanism instead of the fail prefix (-) as SPF is still under evaluation.