Zapmail provides end-to-end cold email infrastructure with pre‑warmed, high‑deliverability Google Workspace and Microsoft 365 mailboxes. It automates mailbox provisioning, OAuth connection to 50+ outreach tools, and full domain/DNS setup (SPF, DKIM, DMARC, tracking) with workspace-level isolation and US/EU IPs so teams can start sending at scale in minutes with improved inbox placement.