Negative Densityhttps://negativedensity.com/Recent content on Negative DensityNegative Densityhttps://negativedensity.com/images/og-default.pnghttps://negativedensity.com/images/og-default.pngHugo -- 0.157.0en-usWed, 04 Mar 2026 00:00:00 +0000Building a DNS Security MCP Server and What It Foundhttps://negativedensity.com/2026/03/building-a-dns-security-mcp-server-and-what-it-found/Wed, 04 Mar 2026 00:00:00 +0000https://negativedensity.com/2026/03/building-a-dns-security-mcp-server-and-what-it-found/How I built dns-mcp for DNS security analysis and discovered gaps in my own domain's email security posture