SUBNET CALCULATOR
IPv4 · CIDR · VLSM · Subnet Division · Binary VisualizerInput IP Address
Format: 192.168.1.1/24 atau pisah di field CIDR
⚠ IP address tidak valid. Cek format dan nilai oktet (0-255).
Informasi Network
Binary Visualizer
Detail Lengkap
Bagi Network Menjadi Subnet Sama Besar
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Daftar Subnet
| # | Subnet CIDR | Network | First Host | Last Host | Broadcast | Hosts |
|---|
VLSM (Variable Length Subnet Masking) — Bagi satu network menjadi beberapa subnet dengan ukuran berbeda sesuai kebutuhan host masing-masing. Subnet terbesar dialokasikan terlebih dahulu untuk efisiensi maksimal.
Network & Kebutuhan Subnet
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Alokasi Subnet VLSM
| # | Nama Subnet | Host Butuh | CIDR | Network | First Host | Last Host | Broadcast | Host Tersedia | Waste |
|---|
Tabel CIDR & Subnet Mask Lengkap
Kelas IP & Range
| Kelas | Range | Default Mask | Hosts |
|---|---|---|---|
| A | 1.0.0.0 – 126.255.255.255 | /8 | 16.777.214 |
| B | 128.0.0.0 – 191.255.255.255 | /16 | 65.534 |
| C | 192.0.0.0 – 223.255.255.255 | /24 | 254 |
| D | 224.0.0.0 – 239.255.255.255 | Multicast | — |
| E | 240.0.0.0 – 255.255.255.255 | Reserved | — |
IP Private (RFC 1918)
| Range | CIDR | Kelas |
|---|---|---|
| 10.0.0.0 – 10.255.255.255 | /8 | A |
| 172.16.0.0 – 172.31.255.255 | /12 | B |
| 192.168.0.0 – 192.168.255.255 | /16 | C |
| 127.0.0.0 – 127.255.255.255 | /8 | Loopback |
| 169.254.0.0 – 169.254.255.255 | /16 | APIPA |