SPF and DMARC Entries for IONOS.com Hosting
Just some notes, mostly for myself, on putting SPF and DKIM entries in place at IONOS.com. SPF, DMARC How to configure SPF, DKIM and DMARC records? To secure your e-mail service and make sure that you won’t have issues with e-mail spoofing, you need to set SPF, DKIM and DMARC records for your domain. You […]