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Rackspace Email & Apps is the mail hosting arm of Rackspace Managed Hosting

The Email & Apps division of Rackspace was formerly known as Mailtrust and was formerly a separate company named Webmail.us

Delivering to Rackspace

There is very little information available about delivering to domains hosted by Rackspace.

Important links and references

Postmaster pages

Rackspace postmaster is operated on the white label https://emailsrvr.com/ service.

Feedback loop

Rackspace does provide a FBL administered by Return Path. Applications are accepted at the Rackspace FBL signup page.


Rackspace does not offer a whitelist for senders.

Certification Services

Rackspace uses the Return Path Certified whitelist in mail delivery decisions. Mail from IPs on the Return Path Certified list will see better delivery at Rackspace domains.

Support for Senders


Known spamfilters

Rackspace has not published any information about commercial spamfilters they may use.


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