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📐 Subnet Conflict Checker

Enter all subnets you plan to use (CIDR format); we automatically detect conflicts with common modem/router/Docker/K8s default ranges.

Common Default Subnet Reference

Device/Service Default Subnet
China Telecom/Unicom modem192.168.1.0/24
TP-Link router192.168.0.0/24
Xiaomi router192.168.31.0/24
Docker bridge172.17.0.0/16
Docker compose default172.18-20.0.0/16
K8s Pod CIDR10.244.0.0/16
K8s Service CIDR10.96.0.0/12
VMware NAT192.168.184.0/24
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Complete 3-node home lab network plan Includes subnet division table, routing rules, and firewall config
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