IP 地址列表: 212.238.123.* (212.238.123.0 - 212.238.123.254)

這是第壹個字節為212，第二個字節為238，第三個字節為123，第四個字節在0 - 255之間的IP地址列表，表示為212.238.123.* (212.238.123.0 - 212.238.123.255)。

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212.238.123.1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. C類IP地址列表
• 3. 最後一個 IP 地址示例

212.238.123.1是一個公開IP地址，使用者位於荷兰 南荷蘭省 鹿特丹，其用途是固定電話互聯網服務提供商，類型是寬帶/電纜/光纖。更多詳情：212.238.123.1。

C類IP地址是指：在IP地址的四段號碼（例如：字節1.字節2.字節3.字節4）中，前三段號碼（字節1.字節2.字節3）為網絡號碼，剩下的後壹段號碼（字節4）為本地計算機的號碼。

如果用二進制表示IP地址的話，C類IP地址就由３字節的網絡地址和1字節主機地址組成，網絡地址的最高位必須是'110'。

C類IP地址範圍：192.0.0.0 ~ 223.255.255.255，可用IP地址範圍：192.0.0.1 ~ 223.255.255.254。

C類IP地址中網絡的標識長度為21位，主機標識的長度為8位，C類網絡地址數量較多（2 ^ 21 = 2097152個），適用於小規模的局域網絡，每個網絡最多只能包含254臺計算機（2 ^ 8 - 2 = 254個）。

如果您需要了解C類IP地址段詳情，可以點擊C類IP地址列表中的標題鏈接。

• 212.238.123.0網絡ID號碼，不能分配使用
• 212.238.123.1常用於網關、路由器等網絡設備
• 212.238.123.2
• 212.238.123.3
• 212.238.123.4
• 212.238.123.5
• 212.238.123.6
• 212.238.123.7
• 212.238.123.8
• 212.238.123.9
• 212.238.123.10
• 212.238.123.11
• 212.238.123.12
• 212.238.123.13
• 212.238.123.14
• 212.238.123.15
• 212.238.123.16
• 212.238.123.17
• 212.238.123.18
• 212.238.123.19
• 212.238.123.20
• 212.238.123.21
• 212.238.123.22
• 212.238.123.23
• 212.238.123.24
• 212.238.123.25
• 212.238.123.26
• 212.238.123.27
• 212.238.123.28
• 212.238.123.29
• 212.238.123.30
• 212.238.123.31
• 212.238.123.32
• 212.238.123.33
• 212.238.123.34
• 212.238.123.35
• 212.238.123.36
• 212.238.123.37
• 212.238.123.38
• 212.238.123.39
• 212.238.123.40
• 212.238.123.41
• 212.238.123.42
• 212.238.123.43
• 212.238.123.44
• 212.238.123.45
• 212.238.123.46
• 212.238.123.47
• 212.238.123.48
• 212.238.123.49
• 212.238.123.50
• 212.238.123.51
• 212.238.123.52
• 212.238.123.53
• 212.238.123.54
• 212.238.123.55
• 212.238.123.56
• 212.238.123.57
• 212.238.123.58
• 212.238.123.59
• 212.238.123.60
• 212.238.123.61
• 212.238.123.62
• 212.238.123.63
• 212.238.123.64
• 212.238.123.65
• 212.238.123.66
• 212.238.123.67
• 212.238.123.68
• 212.238.123.69
• 212.238.123.70
• 212.238.123.71
• 212.238.123.72
• 212.238.123.73
• 212.238.123.74
• 212.238.123.75
• 212.238.123.76
• 212.238.123.77
• 212.238.123.78
• 212.238.123.79
• 212.238.123.80
• 212.238.123.81
• 212.238.123.82
• 212.238.123.83
• 212.238.123.84
• 212.238.123.85
• 212.238.123.86
• 212.238.123.87
• 212.238.123.88
• 212.238.123.89
• 212.238.123.90
• 212.238.123.91
• 212.238.123.92
• 212.238.123.93
• 212.238.123.94
• 212.238.123.95
• 212.238.123.96
• 212.238.123.97
• 212.238.123.98
• 212.238.123.99
• 212.238.123.100
• 212.238.123.101
• 212.238.123.102
• 212.238.123.103
• 212.238.123.104
• 212.238.123.105
• 212.238.123.106
• 212.238.123.107
• 212.238.123.108
• 212.238.123.109
• 212.238.123.110
• 212.238.123.111
• 212.238.123.112
• 212.238.123.113
• 212.238.123.114
• 212.238.123.115
• 212.238.123.116
• 212.238.123.117
• 212.238.123.118
• 212.238.123.119
• 212.238.123.120
• 212.238.123.121
• 212.238.123.122
• 212.238.123.123
• 212.238.123.124
• 212.238.123.125
• 212.238.123.126
• 212.238.123.127
• 212.238.123.128
• 212.238.123.129
• 212.238.123.130
• 212.238.123.131
• 212.238.123.132
• 212.238.123.133
• 212.238.123.134
• 212.238.123.135
• 212.238.123.136
• 212.238.123.137
• 212.238.123.138
• 212.238.123.139
• 212.238.123.140
• 212.238.123.141
• 212.238.123.142
• 212.238.123.143
• 212.238.123.144
• 212.238.123.145
• 212.238.123.146
• 212.238.123.147
• 212.238.123.148
• 212.238.123.149
• 212.238.123.150
• 212.238.123.151
• 212.238.123.152
• 212.238.123.153
• 212.238.123.154
• 212.238.123.155
• 212.238.123.156
• 212.238.123.157
• 212.238.123.158
• 212.238.123.159
• 212.238.123.160
• 212.238.123.161
• 212.238.123.162
• 212.238.123.163
• 212.238.123.164
• 212.238.123.165
• 212.238.123.166
• 212.238.123.167
• 212.238.123.168
• 212.238.123.169
• 212.238.123.170
• 212.238.123.171
• 212.238.123.172
• 212.238.123.173
• 212.238.123.174
• 212.238.123.175
• 212.238.123.176
• 212.238.123.177
• 212.238.123.178
• 212.238.123.179
• 212.238.123.180
• 212.238.123.181
• 212.238.123.182
• 212.238.123.183
• 212.238.123.184
• 212.238.123.185
• 212.238.123.186
• 212.238.123.187
• 212.238.123.188
• 212.238.123.189
• 212.238.123.190
• 212.238.123.191
• 212.238.123.192
• 212.238.123.193
• 212.238.123.194
• 212.238.123.195
• 212.238.123.196
• 212.238.123.197
• 212.238.123.198
• 212.238.123.199
• 212.238.123.200
• 212.238.123.201
• 212.238.123.202
• 212.238.123.203
• 212.238.123.204
• 212.238.123.205
• 212.238.123.206
• 212.238.123.207
• 212.238.123.208
• 212.238.123.209
• 212.238.123.210
• 212.238.123.211
• 212.238.123.212
• 212.238.123.213
• 212.238.123.214
• 212.238.123.215
• 212.238.123.216
• 212.238.123.217
• 212.238.123.218
• 212.238.123.219
• 212.238.123.220
• 212.238.123.221
• 212.238.123.222
• 212.238.123.223
• 212.238.123.224
• 212.238.123.225
• 212.238.123.226
• 212.238.123.227
• 212.238.123.228
• 212.238.123.229
• 212.238.123.230
• 212.238.123.231
• 212.238.123.232
• 212.238.123.233
• 212.238.123.234
• 212.238.123.235
• 212.238.123.236
• 212.238.123.237
• 212.238.123.238
• 212.238.123.239
• 212.238.123.240
• 212.238.123.241
• 212.238.123.242
• 212.238.123.243
• 212.238.123.244
• 212.238.123.245
• 212.238.123.246
• 212.238.123.247
• 212.238.123.248
• 212.238.123.249
• 212.238.123.250
• 212.238.123.251
• 212.238.123.252
• 212.238.123.253
• 212.238.123.254
• 212.238.123.255網絡廣播地址，不能分配使用

212.238.123.255是一個公開IP地址，使用者位於荷兰 南荷蘭省 鹿特丹，其用途是固定電話互聯網服務提供商，類型是寬帶/電纜/光纖。更多詳情：212.238.123.255。