Very Good GoLang code, I Will take some lines. Please use a VPS with your own IP clean checked. Register on Microsoft Mail Program to pass Hotmail, Outlook an

Very Good GoLang code, I Will take some lines. Please use a VPS with your own IP clean checked. Register on Microsoft Mail Program to pass Hotmail, Outlook and other MS domains. SPF and DKim are mandatories !!! Postal Server has a Good interface to configure and check SPF and DKim records.