IP 位址轉數字
IPv4 位址與 32 位元無號整數互相轉換，支援數字轉 IP 後生成存取位址，附常見保留 IP 段對照表
🌐 IPv4 轉數字
🔢 數字轉 IPv4
常見保留 IP 位址段
| IP 段 | 類型 | 說明 |
|---|---|---|
| 0.0.0.0/8 | Reserved | "This" network, non-routable |
| 10.0.0.0/8 | Private | Class A private network (LAN) |
| 100.64.0.0/10 | Shared | Carrier-grade NAT (CGN) |
| 127.0.0.0/8 | Loopback | Local host (localhost) |
| 169.254.0.0/16 | Link-local | APIPA auto-assigned addresses |
| 172.16.0.0/12 | Private | Class B private network (LAN) |
| 192.168.0.0/16 | Private | Class C private network (LAN) |
| 224.0.0.0/4 | Multicast | IP multicast addresses |
| 240.0.0.0/4 | Reserved | Reserved for future use |
| 255.255.255.255 | Broadcast | Limited broadcast address |