IP 地址列表: 240.123.139.* (240.123.139.0 - 240.123.139.254)

這是第壹個字節為240，第二個字節為123，第三個字節為139，第四個字節在0 - 255之間的IP地址列表，表示為240.123.139.* (240.123.139.0 - 240.123.139.255)。

這個IP地址列表中包含256個IP地址，我們以其中壹個IP地址240.123.139.1為例，來描述這個IP的屬性：

第一個 IP 地址示例

但這只是其中1個IP地址的例子，並不代表這個列表中所有的IP地址都有同樣的屬性，如果需要了解其它IP和更詳細的IP地址段信息，請點擊下面列表中的標題鏈接。

內容:

• 1. 第一個 IP 地址示例
• 2. E類IP地址列表
• 3. 最後一個 IP 地址示例

240.123.139.1是一個保留的IP地址。保留的IP地址段不會在互聯網上使用，因此與廣域網相連的路由器在處理保留IP地址時，只是將該數據包丟棄處理，而不會路由到廣域網上去。從而將保留IP地址產生的數據隔離在局域網內部。更多詳情：240.123.139.1。

E類地址的前4位恒為1111，預置前4位為1意味著E類地址開始於128 + 64 + 32 + 16 = 240。

E類IP地址範圍：240.0.0.0 ~ 255.255.255.255。

E類IPv4地址不區分網絡地址與主機地址。

E類IP地址保留為以後使用，通常用於研究之用。因此Internet上沒有可用的E類地址。

如果您需要了解E類IP地址段詳情，可以點擊E類IP地址列表中的標題鏈接。

• 240.123.139.0
• 240.123.139.1
• 240.123.139.2
• 240.123.139.3
• 240.123.139.4
• 240.123.139.5
• 240.123.139.6
• 240.123.139.7
• 240.123.139.8
• 240.123.139.9
• 240.123.139.10
• 240.123.139.11
• 240.123.139.12
• 240.123.139.13
• 240.123.139.14
• 240.123.139.15
• 240.123.139.16
• 240.123.139.17
• 240.123.139.18
• 240.123.139.19
• 240.123.139.20
• 240.123.139.21
• 240.123.139.22
• 240.123.139.23
• 240.123.139.24
• 240.123.139.25
• 240.123.139.26
• 240.123.139.27
• 240.123.139.28
• 240.123.139.29
• 240.123.139.30
• 240.123.139.31
• 240.123.139.32
• 240.123.139.33
• 240.123.139.34
• 240.123.139.35
• 240.123.139.36
• 240.123.139.37
• 240.123.139.38
• 240.123.139.39
• 240.123.139.40
• 240.123.139.41
• 240.123.139.42
• 240.123.139.43
• 240.123.139.44
• 240.123.139.45
• 240.123.139.46
• 240.123.139.47
• 240.123.139.48
• 240.123.139.49
• 240.123.139.50
• 240.123.139.51
• 240.123.139.52
• 240.123.139.53
• 240.123.139.54
• 240.123.139.55
• 240.123.139.56
• 240.123.139.57
• 240.123.139.58
• 240.123.139.59
• 240.123.139.60
• 240.123.139.61
• 240.123.139.62
• 240.123.139.63
• 240.123.139.64
• 240.123.139.65
• 240.123.139.66
• 240.123.139.67
• 240.123.139.68
• 240.123.139.69
• 240.123.139.70
• 240.123.139.71
• 240.123.139.72
• 240.123.139.73
• 240.123.139.74
• 240.123.139.75
• 240.123.139.76
• 240.123.139.77
• 240.123.139.78
• 240.123.139.79
• 240.123.139.80
• 240.123.139.81
• 240.123.139.82
• 240.123.139.83
• 240.123.139.84
• 240.123.139.85
• 240.123.139.86
• 240.123.139.87
• 240.123.139.88
• 240.123.139.89
• 240.123.139.90
• 240.123.139.91
• 240.123.139.92
• 240.123.139.93
• 240.123.139.94
• 240.123.139.95
• 240.123.139.96
• 240.123.139.97
• 240.123.139.98
• 240.123.139.99
• 240.123.139.100
• 240.123.139.101
• 240.123.139.102
• 240.123.139.103
• 240.123.139.104
• 240.123.139.105
• 240.123.139.106
• 240.123.139.107
• 240.123.139.108
• 240.123.139.109
• 240.123.139.110
• 240.123.139.111
• 240.123.139.112
• 240.123.139.113
• 240.123.139.114
• 240.123.139.115
• 240.123.139.116
• 240.123.139.117
• 240.123.139.118
• 240.123.139.119
• 240.123.139.120
• 240.123.139.121
• 240.123.139.122
• 240.123.139.123
• 240.123.139.124
• 240.123.139.125
• 240.123.139.126
• 240.123.139.127
• 240.123.139.128
• 240.123.139.129
• 240.123.139.130
• 240.123.139.131
• 240.123.139.132
• 240.123.139.133
• 240.123.139.134
• 240.123.139.135
• 240.123.139.136
• 240.123.139.137
• 240.123.139.138
• 240.123.139.139
• 240.123.139.140
• 240.123.139.141
• 240.123.139.142
• 240.123.139.143
• 240.123.139.144
• 240.123.139.145
• 240.123.139.146
• 240.123.139.147
• 240.123.139.148
• 240.123.139.149
• 240.123.139.150
• 240.123.139.151
• 240.123.139.152
• 240.123.139.153
• 240.123.139.154
• 240.123.139.155
• 240.123.139.156
• 240.123.139.157
• 240.123.139.158
• 240.123.139.159
• 240.123.139.160
• 240.123.139.161
• 240.123.139.162
• 240.123.139.163
• 240.123.139.164
• 240.123.139.165
• 240.123.139.166
• 240.123.139.167
• 240.123.139.168
• 240.123.139.169
• 240.123.139.170
• 240.123.139.171
• 240.123.139.172
• 240.123.139.173
• 240.123.139.174
• 240.123.139.175
• 240.123.139.176
• 240.123.139.177
• 240.123.139.178
• 240.123.139.179
• 240.123.139.180
• 240.123.139.181
• 240.123.139.182
• 240.123.139.183
• 240.123.139.184
• 240.123.139.185
• 240.123.139.186
• 240.123.139.187
• 240.123.139.188
• 240.123.139.189
• 240.123.139.190
• 240.123.139.191
• 240.123.139.192
• 240.123.139.193
• 240.123.139.194
• 240.123.139.195
• 240.123.139.196
• 240.123.139.197
• 240.123.139.198
• 240.123.139.199
• 240.123.139.200
• 240.123.139.201
• 240.123.139.202
• 240.123.139.203
• 240.123.139.204
• 240.123.139.205
• 240.123.139.206
• 240.123.139.207
• 240.123.139.208
• 240.123.139.209
• 240.123.139.210
• 240.123.139.211
• 240.123.139.212
• 240.123.139.213
• 240.123.139.214
• 240.123.139.215
• 240.123.139.216
• 240.123.139.217
• 240.123.139.218
• 240.123.139.219
• 240.123.139.220
• 240.123.139.221
• 240.123.139.222
• 240.123.139.223
• 240.123.139.224
• 240.123.139.225
• 240.123.139.226
• 240.123.139.227
• 240.123.139.228
• 240.123.139.229
• 240.123.139.230
• 240.123.139.231
• 240.123.139.232
• 240.123.139.233
• 240.123.139.234
• 240.123.139.235
• 240.123.139.236
• 240.123.139.237
• 240.123.139.238
• 240.123.139.239
• 240.123.139.240
• 240.123.139.241
• 240.123.139.242
• 240.123.139.243
• 240.123.139.244
• 240.123.139.245
• 240.123.139.246
• 240.123.139.247
• 240.123.139.248
• 240.123.139.249
• 240.123.139.250
• 240.123.139.251
• 240.123.139.252
• 240.123.139.253
• 240.123.139.254
• 240.123.139.255

240.123.139.255是一個保留的IP地址。保留的IP地址段不會在互聯網上使用，因此與廣域網相連的路由器在處理保留IP地址時，只是將該數據包丟棄處理，而不會路由到廣域網上去。從而將保留IP地址產生的數據隔離在局域網內部。更多詳情：240.123.139.255。