The MCP spec lands in 48 hours. I scanned 671,693 domains first. The layer under your email agents is rotting.

AgentMail. Cloudflare Email Service. Resend's agent SDK. Every AI SDR startup on Product Hunt this month. The pitch is always the same: "one API call and your agent has an inbox." Cool. I went and measured the ground they're all standing on. 671,693 domains with MX records. 634,220 with SPF. 468,749…

• Source: dev.to
• Category: ai
• Signal strength: 1h ago

Why it matters: This is currently trending on dev.to with high momentum.

Signal from dev.to · discussion