Email Deliverability in 2026: Why Smart Warmup Matters More Than Ever
· 9 min read
Email deliverability has never been harder. Google and Yahoo's 2024 sender requirements, the acceleration of DMARC enforcement, and increasingly aggressive spam filters mean that even well-crafted outreach lands in spam if your sending infrastructure isn't properly prepared. Here's what's changed, why warmup is no longer optional, and how CronDB's Smart Warmup solves it.