Server:IPv4-Subnetze

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IPv4-Subnetz-Größen

Nachfolgend finden Sie eine Liste aller IPv4-Subnetze (IPv4-Subnetz-Größen), der zugehörigen Netzmasken in dezimaler und binärer Schreibweise mitsamt CIDR-Präfix:

Präfix Subnetz-Maske dezimal Subnetz-Maske binär Anzahl IPv4-Adressen Erste IPv4-Adresse(n) im Subnetz Kommentar
/32 255.255.255.255 11111111.11111111.11111111.11111111 1 (alle) einzelner Host
/31 255.255.255.254 11111111.11111111.11111111.11111110 2 0, 2, 4, 6, 8, (...) oft als Transfer-Netz zwischen Routern genutzt
/30 255.255.255.252 11111111.11111111.11111111.11111100 4 0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64, 68, 72, 76, 80, 84, 88, 92, 96, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 144, 148, 152, 156, 160, 164, 168, 172, 176, 180, 184, 188, 192, 196, 200, 204, 208, 212, 216, 220, 224, 228, 232, 236, 240, 244, 248, 252
/29 255.255.255.248 11111111.11111111.11111111.11111000 8 0, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, 128, 136, 144, 152, 160, 168,

76, 184, 192, 200, 208, 216, 224, 232, 240, 248

/28 255.255.255.240 11111111.11111111.11111111.11110000 16 0, 16, 32, 48, 64, 80, 96, 112, 128, 144, 160, 176, 192, 208, 224, 240
/27 255.255.255.224 11111111.11111111.11111111.11100000 32 0, 32, 64, 96, 128, 160, 192, 224
/26 255.255.255.192 11111111.11111111.11111111.11000000 64 0, 64, 128, 192
/25 255.255.255.128 11111111.11111111.11111111.10000000 128 0, 128
/24 255.255.255.0 11111111.11111111.11111111.00000000 256 Class C-Netz
/23 255.255.254.0 11111111.11111111.11111110.00000000 512
/22 255.255.252.0 11111111.11111111.11111100.00000000 1.024
/21 255.255.248.0 11111111.11111111.11111000.00000000 2.048
/20 255.255.240.0 11111111.11111111.11110000.00000000 4.096
/19 255.255.224.0 11111111.11111111.11100000.00000000 8.192
/18 255.255.192.0 11111111.11111111.11000000.00000000 16.384
/17 255.255.128.0 11111111.11111111.10000000.00000000 32.768
/16 255.255.0.0 11111111.11111111.00000000.00000000 65.536 Class B-Netz
/15 255.254.0.0 11111111.11111110.00000000.00000000 131.072
/14 255.252.0.0 11111111.11111100.00000000.00000000 262.144
/13 255.248.0.0 11111111.11111000.00000000.00000000 524.288
/12 255.240.0.0 11111111.11110000.00000000.00000000 104.8576
/11 255.224.0.0 11111111.11100000.00000000.00000000 209.7152
/10 255.192.0.0 11111111.11000000.00000000.00000000 4.194.304
/9 255.128.0.0 11111111.10000000.00000000.00000000 8.388.608
/8 255.0.0.0 11111111.00000000.00000000.00000000 16.777.216 Class-A-Netz
/7 254.0.0.0 11111110.00000000.00000000.00000000 33.554.428
/6 252.0.0.0 11111100.00000000.00000000.00000000 67.108.856
/5 248.0.0.0 11111000.00000000.00000000.00000000 134.217.712
/4 240.0.0.0 11110000.00000000.00000000.00000000 268.435.424
/3 224.0.0.0 11100000.00000000.00000000.00000000 536.870.848
/2 192.0.0.0 11000000.00000000.00000000.00000000 1.073.741.696
/1 128.0.0.0 10000000.00000000.00000000.00000000 2.147.483.392
/0 0.0.0.0 00000000.00000000.00000000.00000000 4.294.966.784 alle IPv4-Adressen