Cold Email Deliverability Issues and Solutions
By Expevo Deliverability Practice • • 8 min read
Diagnose and fix cold email deliverability issues including spam placement, DNS authentication errors, bounce spikes, and blocklists.
Why Cold Emails Land in Spam
Inbox providers like Google Workspace and Microsoft 365 evaluate sender reputation based on bounce rates (<2% threshold), spam complaint rates (<0.1%), authentication alignment (SPF, DKIM, DMARC), and sending volume consistency.