DevTrendsDeveloper trends
Accent color

Product

DomainCat

Watches SSL certs, domain expiry, DNS, SPF/DKIM/DMARC and blacklists. Behind Cloudflare? Point it at your origin and it checks the cert browsers never see. Free checker at check.domaincat.app, no signup. Ask Claude what'…

DTAgent extensionDTContent / resourceDTMCP service
Website ↗Source ↗

About

Watches SSL certs, domain expiry, DNS, SPF/DKIM/DMARC and blacklists. Behind Cloudflare? Point it at your origin and it checks the cert browsers never see. Free checker at check.domaincat.app, no signup. Ask Claude what's expiring via the MCP connector. Free for 5 domains.

Discovery history

  1. Product Hunt 新品

    Nov 7, 2026 · 1 observations

Discuss this product