Home Lab & Self-Hosting Subnets
Plan IP ranges for your home network, VLANs, Docker, and self-hosted services.
IPv4 subnetting reference. /31 and /32 are handled per RFC 3021 (point-to-point and single-host). All math runs locally in your browser.
Home Lab tips
Splitting your home network into VLANs (IoT, guest, trusted)? Use /26 or /27 subnets to keep each segment right-sized.
Docker default bridge networks and Kubernetes pods use private ranges β check overlaps with the 10.x and 172.16-31.x presets.
A /30 is perfect for point-to-point links between routers (2 usable hosts).
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