Does hosting.com support...
Do you support Sender Policy Framework (SPF)?
Yes, we support SPF (Sender Policy Framework).
Yes, we support SPF.
You can enable SPF in cPanel. Please see Related Articles for more information.
Additionally, we can add a custom SPF record to your DNS zone. If you need further assistance, please open a support ticket at https://my.hosting.com. Make sure that you specify in the ticket the exact lines that you want to add to your zone file.