ip
ipku.in

IPv4 Subnet Calculator

Enter an IP with a CIDR prefix or a subnet mask to see its network, broadcast, host range, and host count. You can also split the network into smaller subnets.

$ ipcalc
private IP (RFC 1918)10.167.89.0/24
network10.167.89.0/24
broadcast10.167.89.255
first host10.167.89.1
last host10.167.89.254
subnet mask255.255.255.0
wildcard0.0.0.255
addresses256
usable hosts254
classA
ipcalc 10.167.89.0/24
address00001010.10100111.01011001.00000000
subnet mask11111111.11111111.11111111.00000000
network00001010.10100111.01011001.00000000
broadcast00001010.10100111.01011001.11111111
green = network part, grey = host part
hex0x0aa75900
decimal178739456
reverse dns0.89.167.10.in-addr.arpa
ipv4-mapped::ffff:aa7:5900

/24 split into /32 · 256 subnets

close ×
#networkhost rangebroadcast
110.167.89.0/3210.167.89.0 – 10.167.89.010.167.89.0
210.167.89.1/3210.167.89.1 – 10.167.89.110.167.89.1
310.167.89.2/3210.167.89.2 – 10.167.89.210.167.89.2
410.167.89.3/3210.167.89.3 – 10.167.89.310.167.89.3
510.167.89.4/3210.167.89.4 – 10.167.89.410.167.89.4
610.167.89.5/3210.167.89.5 – 10.167.89.510.167.89.5
710.167.89.6/3210.167.89.6 – 10.167.89.610.167.89.6
810.167.89.7/3210.167.89.7 – 10.167.89.710.167.89.7
910.167.89.8/3210.167.89.8 – 10.167.89.810.167.89.8
1010.167.89.9/3210.167.89.9 – 10.167.89.910.167.89.9
1110.167.89.10/3210.167.89.10 – 10.167.89.1010.167.89.10
1210.167.89.11/3210.167.89.11 – 10.167.89.1110.167.89.11
1310.167.89.12/3210.167.89.12 – 10.167.89.1210.167.89.12
1410.167.89.13/3210.167.89.13 – 10.167.89.1310.167.89.13
1510.167.89.14/3210.167.89.14 – 10.167.89.1410.167.89.14
1610.167.89.15/3210.167.89.15 – 10.167.89.1510.167.89.15
1710.167.89.16/3210.167.89.16 – 10.167.89.1610.167.89.16
1810.167.89.17/3210.167.89.17 – 10.167.89.1710.167.89.17
1910.167.89.18/3210.167.89.18 – 10.167.89.1810.167.89.18
2010.167.89.19/3210.167.89.19 – 10.167.89.1910.167.89.19
2110.167.89.20/3210.167.89.20 – 10.167.89.2010.167.89.20
2210.167.89.21/3210.167.89.21 – 10.167.89.2110.167.89.21
2310.167.89.22/3210.167.89.22 – 10.167.89.2210.167.89.22
2410.167.89.23/3210.167.89.23 – 10.167.89.2310.167.89.23
2510.167.89.24/3210.167.89.24 – 10.167.89.2410.167.89.24
2610.167.89.25/3210.167.89.25 – 10.167.89.2510.167.89.25
2710.167.89.26/3210.167.89.26 – 10.167.89.2610.167.89.26
2810.167.89.27/3210.167.89.27 – 10.167.89.2710.167.89.27
2910.167.89.28/3210.167.89.28 – 10.167.89.2810.167.89.28
3010.167.89.29/3210.167.89.29 – 10.167.89.2910.167.89.29
3110.167.89.30/3210.167.89.30 – 10.167.89.3010.167.89.30
3210.167.89.31/3210.167.89.31 – 10.167.89.3110.167.89.31
3310.167.89.32/3210.167.89.32 – 10.167.89.3210.167.89.32
3410.167.89.33/3210.167.89.33 – 10.167.89.3310.167.89.33
3510.167.89.34/3210.167.89.34 – 10.167.89.3410.167.89.34
3610.167.89.35/3210.167.89.35 – 10.167.89.3510.167.89.35
3710.167.89.36/3210.167.89.36 – 10.167.89.3610.167.89.36
3810.167.89.37/3210.167.89.37 – 10.167.89.3710.167.89.37
3910.167.89.38/3210.167.89.38 – 10.167.89.3810.167.89.38
4010.167.89.39/3210.167.89.39 – 10.167.89.3910.167.89.39
4110.167.89.40/3210.167.89.40 – 10.167.89.4010.167.89.40
4210.167.89.41/3210.167.89.41 – 10.167.89.4110.167.89.41
4310.167.89.42/3210.167.89.42 – 10.167.89.4210.167.89.42
4410.167.89.43/3210.167.89.43 – 10.167.89.4310.167.89.43
4510.167.89.44/3210.167.89.44 – 10.167.89.4410.167.89.44
4610.167.89.45/3210.167.89.45 – 10.167.89.4510.167.89.45
4710.167.89.46/3210.167.89.46 – 10.167.89.4610.167.89.46
4810.167.89.47/3210.167.89.47 – 10.167.89.4710.167.89.47
4910.167.89.48/3210.167.89.48 – 10.167.89.4810.167.89.48
5010.167.89.49/3210.167.89.49 – 10.167.89.4910.167.89.49
5110.167.89.50/3210.167.89.50 – 10.167.89.5010.167.89.50
5210.167.89.51/3210.167.89.51 – 10.167.89.5110.167.89.51
5310.167.89.52/3210.167.89.52 – 10.167.89.5210.167.89.52
5410.167.89.53/3210.167.89.53 – 10.167.89.5310.167.89.53
5510.167.89.54/3210.167.89.54 – 10.167.89.5410.167.89.54
5610.167.89.55/3210.167.89.55 – 10.167.89.5510.167.89.55
5710.167.89.56/3210.167.89.56 – 10.167.89.5610.167.89.56
5810.167.89.57/3210.167.89.57 – 10.167.89.5710.167.89.57
5910.167.89.58/3210.167.89.58 – 10.167.89.5810.167.89.58
6010.167.89.59/3210.167.89.59 – 10.167.89.5910.167.89.59
6110.167.89.60/3210.167.89.60 – 10.167.89.6010.167.89.60
6210.167.89.61/3210.167.89.61 – 10.167.89.6110.167.89.61
6310.167.89.62/3210.167.89.62 – 10.167.89.6210.167.89.62
6410.167.89.63/3210.167.89.63 – 10.167.89.6310.167.89.63
6510.167.89.64/3210.167.89.64 – 10.167.89.6410.167.89.64
6610.167.89.65/3210.167.89.65 – 10.167.89.6510.167.89.65
6710.167.89.66/3210.167.89.66 – 10.167.89.6610.167.89.66
6810.167.89.67/3210.167.89.67 – 10.167.89.6710.167.89.67
6910.167.89.68/3210.167.89.68 – 10.167.89.6810.167.89.68
7010.167.89.69/3210.167.89.69 – 10.167.89.6910.167.89.69
7110.167.89.70/3210.167.89.70 – 10.167.89.7010.167.89.70
7210.167.89.71/3210.167.89.71 – 10.167.89.7110.167.89.71
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7410.167.89.73/3210.167.89.73 – 10.167.89.7310.167.89.73
7510.167.89.74/3210.167.89.74 – 10.167.89.7410.167.89.74
7610.167.89.75/3210.167.89.75 – 10.167.89.7510.167.89.75
7710.167.89.76/3210.167.89.76 – 10.167.89.7610.167.89.76
7810.167.89.77/3210.167.89.77 – 10.167.89.7710.167.89.77
7910.167.89.78/3210.167.89.78 – 10.167.89.7810.167.89.78
8010.167.89.79/3210.167.89.79 – 10.167.89.7910.167.89.79
8110.167.89.80/3210.167.89.80 – 10.167.89.8010.167.89.80
8210.167.89.81/3210.167.89.81 – 10.167.89.8110.167.89.81
8310.167.89.82/3210.167.89.82 – 10.167.89.8210.167.89.82
8410.167.89.83/3210.167.89.83 – 10.167.89.8310.167.89.83
8510.167.89.84/3210.167.89.84 – 10.167.89.8410.167.89.84
8610.167.89.85/3210.167.89.85 – 10.167.89.8510.167.89.85
8710.167.89.86/3210.167.89.86 – 10.167.89.8610.167.89.86
8810.167.89.87/3210.167.89.87 – 10.167.89.8710.167.89.87
8910.167.89.88/3210.167.89.88 – 10.167.89.8810.167.89.88
9010.167.89.89/3210.167.89.89 – 10.167.89.8910.167.89.89
9110.167.89.90/3210.167.89.90 – 10.167.89.9010.167.89.90
9210.167.89.91/3210.167.89.91 – 10.167.89.9110.167.89.91
9310.167.89.92/3210.167.89.92 – 10.167.89.9210.167.89.92
9410.167.89.93/3210.167.89.93 – 10.167.89.9310.167.89.93
9510.167.89.94/3210.167.89.94 – 10.167.89.9410.167.89.94
9610.167.89.95/3210.167.89.95 – 10.167.89.9510.167.89.95
9710.167.89.96/3210.167.89.96 – 10.167.89.9610.167.89.96
9810.167.89.97/3210.167.89.97 – 10.167.89.9710.167.89.97
9910.167.89.98/3210.167.89.98 – 10.167.89.9810.167.89.98
10010.167.89.99/3210.167.89.99 – 10.167.89.9910.167.89.99
10110.167.89.100/3210.167.89.100 – 10.167.89.10010.167.89.100
10210.167.89.101/3210.167.89.101 – 10.167.89.10110.167.89.101
10310.167.89.102/3210.167.89.102 – 10.167.89.10210.167.89.102
10410.167.89.103/3210.167.89.103 – 10.167.89.10310.167.89.103
10510.167.89.104/3210.167.89.104 – 10.167.89.10410.167.89.104
10610.167.89.105/3210.167.89.105 – 10.167.89.10510.167.89.105
10710.167.89.106/3210.167.89.106 – 10.167.89.10610.167.89.106
10810.167.89.107/3210.167.89.107 – 10.167.89.10710.167.89.107
10910.167.89.108/3210.167.89.108 – 10.167.89.10810.167.89.108
11010.167.89.109/3210.167.89.109 – 10.167.89.10910.167.89.109
11110.167.89.110/3210.167.89.110 – 10.167.89.11010.167.89.110
11210.167.89.111/3210.167.89.111 – 10.167.89.11110.167.89.111
11310.167.89.112/3210.167.89.112 – 10.167.89.11210.167.89.112
11410.167.89.113/3210.167.89.113 – 10.167.89.11310.167.89.113
11510.167.89.114/3210.167.89.114 – 10.167.89.11410.167.89.114
11610.167.89.115/3210.167.89.115 – 10.167.89.11510.167.89.115
11710.167.89.116/3210.167.89.116 – 10.167.89.11610.167.89.116
11810.167.89.117/3210.167.89.117 – 10.167.89.11710.167.89.117
11910.167.89.118/3210.167.89.118 – 10.167.89.11810.167.89.118
12010.167.89.119/3210.167.89.119 – 10.167.89.11910.167.89.119
12110.167.89.120/3210.167.89.120 – 10.167.89.12010.167.89.120
12210.167.89.121/3210.167.89.121 – 10.167.89.12110.167.89.121
12310.167.89.122/3210.167.89.122 – 10.167.89.12210.167.89.122
12410.167.89.123/3210.167.89.123 – 10.167.89.12310.167.89.123
12510.167.89.124/3210.167.89.124 – 10.167.89.12410.167.89.124
12610.167.89.125/3210.167.89.125 – 10.167.89.12510.167.89.125
12710.167.89.126/3210.167.89.126 – 10.167.89.12610.167.89.126
12810.167.89.127/3210.167.89.127 – 10.167.89.12710.167.89.127
12910.167.89.128/3210.167.89.128 – 10.167.89.12810.167.89.128
13010.167.89.129/3210.167.89.129 – 10.167.89.12910.167.89.129
13110.167.89.130/3210.167.89.130 – 10.167.89.13010.167.89.130
13210.167.89.131/3210.167.89.131 – 10.167.89.13110.167.89.131
13310.167.89.132/3210.167.89.132 – 10.167.89.13210.167.89.132
13410.167.89.133/3210.167.89.133 – 10.167.89.13310.167.89.133
13510.167.89.134/3210.167.89.134 – 10.167.89.13410.167.89.134
13610.167.89.135/3210.167.89.135 – 10.167.89.13510.167.89.135
13710.167.89.136/3210.167.89.136 – 10.167.89.13610.167.89.136
13810.167.89.137/3210.167.89.137 – 10.167.89.13710.167.89.137
13910.167.89.138/3210.167.89.138 – 10.167.89.13810.167.89.138
14010.167.89.139/3210.167.89.139 – 10.167.89.13910.167.89.139
14110.167.89.140/3210.167.89.140 – 10.167.89.14010.167.89.140
14210.167.89.141/3210.167.89.141 – 10.167.89.14110.167.89.141
14310.167.89.142/3210.167.89.142 – 10.167.89.14210.167.89.142
14410.167.89.143/3210.167.89.143 – 10.167.89.14310.167.89.143
14510.167.89.144/3210.167.89.144 – 10.167.89.14410.167.89.144
14610.167.89.145/3210.167.89.145 – 10.167.89.14510.167.89.145
14710.167.89.146/3210.167.89.146 – 10.167.89.14610.167.89.146
14810.167.89.147/3210.167.89.147 – 10.167.89.14710.167.89.147
14910.167.89.148/3210.167.89.148 – 10.167.89.14810.167.89.148
15010.167.89.149/3210.167.89.149 – 10.167.89.14910.167.89.149
15110.167.89.150/3210.167.89.150 – 10.167.89.15010.167.89.150
15210.167.89.151/3210.167.89.151 – 10.167.89.15110.167.89.151
15310.167.89.152/3210.167.89.152 – 10.167.89.15210.167.89.152
15410.167.89.153/3210.167.89.153 – 10.167.89.15310.167.89.153
15510.167.89.154/3210.167.89.154 – 10.167.89.15410.167.89.154
15610.167.89.155/3210.167.89.155 – 10.167.89.15510.167.89.155
15710.167.89.156/3210.167.89.156 – 10.167.89.15610.167.89.156
15810.167.89.157/3210.167.89.157 – 10.167.89.15710.167.89.157
15910.167.89.158/3210.167.89.158 – 10.167.89.15810.167.89.158
16010.167.89.159/3210.167.89.159 – 10.167.89.15910.167.89.159
16110.167.89.160/3210.167.89.160 – 10.167.89.16010.167.89.160
16210.167.89.161/3210.167.89.161 – 10.167.89.16110.167.89.161
16310.167.89.162/3210.167.89.162 – 10.167.89.16210.167.89.162
16410.167.89.163/3210.167.89.163 – 10.167.89.16310.167.89.163
16510.167.89.164/3210.167.89.164 – 10.167.89.16410.167.89.164
16610.167.89.165/3210.167.89.165 – 10.167.89.16510.167.89.165
16710.167.89.166/3210.167.89.166 – 10.167.89.16610.167.89.166
16810.167.89.167/3210.167.89.167 – 10.167.89.16710.167.89.167
16910.167.89.168/3210.167.89.168 – 10.167.89.16810.167.89.168
17010.167.89.169/3210.167.89.169 – 10.167.89.16910.167.89.169
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17210.167.89.171/3210.167.89.171 – 10.167.89.17110.167.89.171
17310.167.89.172/3210.167.89.172 – 10.167.89.17210.167.89.172
17410.167.89.173/3210.167.89.173 – 10.167.89.17310.167.89.173
17510.167.89.174/3210.167.89.174 – 10.167.89.17410.167.89.174
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18410.167.89.183/3210.167.89.183 – 10.167.89.18310.167.89.183
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22010.167.89.219/3210.167.89.219 – 10.167.89.21910.167.89.219
22110.167.89.220/3210.167.89.220 – 10.167.89.22010.167.89.220
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23110.167.89.230/3210.167.89.230 – 10.167.89.23010.167.89.230
23210.167.89.231/3210.167.89.231 – 10.167.89.23110.167.89.231
23310.167.89.232/3210.167.89.232 – 10.167.89.23210.167.89.232
23410.167.89.233/3210.167.89.233 – 10.167.89.23310.167.89.233
23510.167.89.234/3210.167.89.234 – 10.167.89.23410.167.89.234
23610.167.89.235/3210.167.89.235 – 10.167.89.23510.167.89.235
23710.167.89.236/3210.167.89.236 – 10.167.89.23610.167.89.236
23810.167.89.237/3210.167.89.237 – 10.167.89.23710.167.89.237
23910.167.89.238/3210.167.89.238 – 10.167.89.23810.167.89.238
24010.167.89.239/3210.167.89.239 – 10.167.89.23910.167.89.239
24110.167.89.240/3210.167.89.240 – 10.167.89.24010.167.89.240
24210.167.89.241/3210.167.89.241 – 10.167.89.24110.167.89.241
24310.167.89.242/3210.167.89.242 – 10.167.89.24210.167.89.242
24410.167.89.243/3210.167.89.243 – 10.167.89.24310.167.89.243
24510.167.89.244/3210.167.89.244 – 10.167.89.24410.167.89.244
24610.167.89.245/3210.167.89.245 – 10.167.89.24510.167.89.245
24710.167.89.246/3210.167.89.246 – 10.167.89.24610.167.89.246
24810.167.89.247/3210.167.89.247 – 10.167.89.24710.167.89.247
24910.167.89.248/3210.167.89.248 – 10.167.89.24810.167.89.248
25010.167.89.249/3210.167.89.249 – 10.167.89.24910.167.89.249
25110.167.89.250/3210.167.89.250 – 10.167.89.25010.167.89.250
25210.167.89.251/3210.167.89.251 – 10.167.89.25110.167.89.251
25310.167.89.252/3210.167.89.252 – 10.167.89.25210.167.89.252
25410.167.89.253/3210.167.89.253 – 10.167.89.25310.167.89.253
25510.167.89.254/3210.167.89.254 – 10.167.89.25410.167.89.254
25610.167.89.255/3210.167.89.255 – 10.167.89.25510.167.89.255
01 / table

IPv4 CIDR prefix table.

Click a prefix longer than your network to split it into subnets.

prefixsubnet maskaddresseshostsin your /24
/00.0.0.04,294,967,2964,294,967,294-
/1128.0.0.02,147,483,6482,147,483,646-
/2192.0.0.01,073,741,8241,073,741,822-
/3224.0.0.0536,870,912536,870,910-
/4240.0.0.0268,435,456268,435,454-
/5248.0.0.0134,217,728134,217,726-
/6252.0.0.067,108,86467,108,862-
/7254.0.0.033,554,43233,554,430-
/8255.0.0.016,777,21616,777,214-
/9255.128.0.08,388,6088,388,606-
/10255.192.0.04,194,3044,194,302-
/11255.224.0.02,097,1522,097,150-
/12255.240.0.01,048,5761,048,574-
/13255.248.0.0524,288524,286-
/14255.252.0.0262,144262,142-
/15255.254.0.0131,072131,070-
/16255.255.0.065,53665,534-
/17255.255.128.032,76832,766-
/18255.255.192.016,38416,382-
/19255.255.224.08,1928,190-
/20255.255.240.04,0964,094-
/21255.255.248.02,0482,046-
/22255.255.252.01,0241,022-
/23255.255.254.0512510-
/24255.255.255.02562541
/25255.255.255.1281281262 split →
/26255.255.255.19264624 split →
/27255.255.255.22432308 split →
/28255.255.255.240161416 split →
/29255.255.255.2488632 split →
/30255.255.255.2524264 split →
/31255.255.255.25422128 split →
/32255.255.255.25511256 split →
02 / faq

About this calculator.

How do I use this subnet calculator?

▼

Type an IP address followed by a prefix, like 192.168.1.10/24, or by a subnet mask, like 192.168.1.10 255.255.255.0. Without a prefix it uses /24. Click a row in the table to split the network into smaller subnets.

Why are usable hosts always 2 fewer?

▼

The first address in a subnet is the network address and the last is the broadcast address, so neither can go to a device. The exceptions are /31 (point-to-point links, RFC 3021) and /32 (a single address), which use every address.

Can I use it from a terminal?

▼

Yes. curl 'ipku.in/en/tools/ipv4-subnet-calculator?q=192.168.1.10/24' returns the result as plain text.

Learn how to work it out →