Subnets
From CTWUG Wiki
/30 = Subnet Mask 255.255.255.252
| Network
|
IP Range
|
RB IP
|
Broadcast
|
| .0 |
.1-.2 |
|
.3
|
| .4 |
.5-.6 |
|
.7
|
| .8 |
.9-.10 |
|
.11
|
| .12 |
.13-.14 |
|
.15
|
| .16 |
.17-.18 |
|
.19
|
| .20 |
.21-.22 |
|
.23
|
| .24 |
.25-.26 |
|
.27
|
| .28 |
.29-.30 |
|
.31
|
| .32 |
.33-.34 |
|
.35
|
| .36 |
.37-.38 |
|
.39
|
| .40 |
.41-.42 |
|
.43
|
| .44 |
.45-.46 |
|
.47
|
| .48 |
.49-.50 |
|
.51
|
| .52 |
.53-.54 |
|
.55
|
| .56 |
.57-.58 |
|
.59
|
| .60 |
.61-.62 |
|
.63
|
| .64 |
.65-.66 |
|
.67
|
| .68 |
.69-.70 |
|
.71
|
| .72 |
.73-.74 |
|
.75
|
| .76 |
.77-.78 |
|
.79
|
| .80 |
.81-.82 |
|
.83
|
| .84 |
.85-.86 |
|
.87
|
| .88 |
.89-.90 |
|
.91
|
| .92 |
.93-.94 |
|
.95
|
| .96 |
.97-.98 |
|
.99
|
| .100 |
.101-.102 |
|
.103
|
| .104 |
.105-.106 |
|
.107
|
| .108 |
.109-.110 |
|
.111
|
| .112 |
.113-.114 |
|
.115
|
| .116 |
.117-.118 |
|
.119
|
| .120 |
.121-.122 |
|
.123
|
| .124 |
.125-.126 |
|
.127
|
| .128 |
.129-.130 |
|
.131
|
| .132 |
.133-.134 |
|
.135
|
| .136 |
.137-.138 |
|
.139
|
| .140 |
.141-.142 |
|
.143
|
| .144 |
.145-.146 |
|
.147
|
| .148 |
.149-.150 |
|
.151
|
| .152 |
.153-.154 |
|
.155
|
| .156 |
.157-.158 |
|
.159
|
| .160 |
.161-.162 |
|
.163
|
| .164 |
.165-.166 |
|
.167
|
| .168 |
.169-.170 |
|
.171
|
| .172 |
.173-.174 |
|
.175
|
| .176 |
.177-.178 |
|
.179
|
| .180 |
.181-.182 |
|
.183
|
| .184 |
.185-.186 |
|
.187
|
| .188 |
.189-.190 |
|
.191
|
| .192 |
.193-.194 |
|
.195
|
| .196 |
.197-.198 |
|
.199
|
| .200 |
.201-.202 |
|
.203
|
| .204 |
.205-.206 |
|
.207
|
| .208 |
.209-.210 |
|
.211
|
| .212 |
.213-.214 |
|
.215
|
| .216 |
.217-.218 |
|
.219
|
| .220 |
.221-.222 |
|
.223
|
| .224 |
.225-.226 |
|
.227
|
| .228 |
.229-.230 |
|
.231
|
| .232 |
.233-.234 |
|
.235
|
| .236 |
.237-.238 |
|
.239
|
| .240 |
.241-.242 |
|
.243
|
| .244 |
.245-.246 |
|
.247
|
| .248 |
.249-.250 |
|
.251
|
| .252 |
.253-.254 |
|
.255
|
/29 = Subnet Mask 255.255.255.248
| Network
|
IP Range
|
RB IP
|
Broadcast
|
| .0 |
.1-.6 |
.6 |
.7
|
| .8 |
.9-.14 |
.14 |
.15
|
| .16 |
.17-.22 |
.22 |
.23
|
| .24 |
.25-.30 |
.30 |
.31
|
| .32 |
.33-.38 |
.38 |
.39
|
| .40 |
.41-.46 |
.46 |
.47
|
| .48 |
.49-.54 |
.54 |
.55
|
| .56 |
.57-.62 |
.62 |
.63
|
| .64 |
.65-.70 |
.70 |
.71
|
| .72 |
.73-.78 |
.78 |
.79
|
| .80 |
.81-.86 |
.86 |
.87
|
| .88 |
.89-.94 |
.94 |
.95
|
| .96 |
.97-.102 |
.102 |
.103
|
| .104 |
.105-.110 |
.110 |
.111
|
| .112 |
.113-.118 |
.118 |
.119
|
| .120 |
.121-.126 |
.126 |
.127
|
| .128 |
.129-.134 |
.134 |
.135
|
| .136 |
.137-.142 |
.142 |
.143
|
| .144 |
.145-.150 |
.150 |
.151
|
| .152 |
.153-.158 |
.158 |
.159
|
| .160 |
.161-.166 |
.166 |
.167
|
| .168 |
.169-.174 |
.174 |
.175
|
| .176 |
.177-.182 |
.182 |
.183
|
| .184 |
.185-.190 |
.190 |
.191
|
| .192 |
.193-.198 |
.198 |
.199
|
| .200 |
.201-.206 |
.206 |
.207
|
| .208 |
.209-.214 |
.214 |
.215
|
| .216 |
.217-.222 |
.222 |
.223
|
| .224 |
.225-.230 |
.230 |
.231
|
| .232 |
.233-.238 |
.238 |
.239
|
| .240 |
.241-.246 |
.246 |
.247
|
| .248 |
.249-.254 |
.254 |
.255
|
/28 = Subnet Mask 255.255.255.240
| Network
|
IP Range
|
RB IP
|
Broadcast
|
| .0 |
.1-.14 |
.14 |
.15
|
| .16 |
.17-.30 |
.30 |
.31
|
| .32 |
.33-.46 |
.46 |
.47
|
| .48 |
.49-.62 |
.62 |
.63
|
| .64 |
.65-.78 |
.78 |
.79
|
| .80 |
.81-.94 |
.94 |
.95
|
| .96 |
.97-.110 |
.110 |
.111
|
| .112 |
.113-.126 |
.126 |
.127
|
| .128 |
.129-.142 |
.142 |
.143
|
| .144 |
.145-.158 |
.158 |
.159
|
| .160 |
.161-.174 |
.174 |
.175
|
| .176 |
.177-.190 |
.190 |
.191
|
| .192 |
.193-.206 |
.206 |
.207
|
| .208 |
.209-.222 |
.222 |
.223
|
| .224 |
.225-.238 |
.238 |
.239
|
| .240 |
.241-.254 |
.254 |
.255
|
/27 = Subnet Mask 255.255.255.224
| Network
|
IP Range
|
RB IP
|
Broadcast
|
| 0 |
.1-.30 |
.30 |
.31
|
| 0.32 |
.33-.62 |
.62 |
.63
|
| 0.64 |
.65-.94 |
.94 |
.95
|
| 0.96 |
.97-.126 |
.126 |
.127
|
| 0.128 |
.129-.158 |
.158 |
.159
|
| 0.160 |
.161-.190 |
.190 |
.191
|
| 0.192 |
.193-.222 |
.222 |
.223
|
| 0.224 |
.225-.254 |
.254 |
.255
|
/26 = Subnet Mask 255.255.255.192
| Network
|
IP Range
|
RB IP
|
Broadcast
|
| .0 |
.1-.62 |
.62 |
.63
|
| .64 |
.65-.126 |
.126 |
.127
|
| .128 |
.129-.190 |
.190 |
.191
|
| .192 |
.193-.254 |
.254 |
.255
|
/25 = Subnet Mask 255.255.255.128
| Network
|
IP Range
|
RB IP
|
Broadcast
|
| .0 |
.1-.126 |
.126 |
.127
|
| .128 |
.129-.254 |
.254 |
.255
|
/24 = Subnet Mask 255.255.255.0
| Network
|
IP Range
|
RB IP
|
Broadcast
|
| .0 |
.1-.254 |
.254 |
.255
|