IP 地址列表: 72.168.19.* (72.168.19.0 - 72.168.19.254)

這是第壹個字節為72，第二個字節為168，第三個字節為19，第四個字節在0 - 255之間的IP地址列表，表示為72.168.19.* (72.168.19.0 - 72.168.19.255)。

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72.168.19.1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. A類IP地址列表
• 3. 最後一個 IP 地址示例

72.168.19.1是一個公開IP地址，使用者位於美国 马里兰州 日耳曼城，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：72.168.19.1。

A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，第壹段號碼（字節1）為網絡號碼，剩下的後三段號碼（字節2.字節3.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，A類IP地址就由1字節的網絡地址和3字節主機地址組成，網絡地址的最高位必須是'0'。

A類IP地址範圍：1.0.0.0 ~ 127.255.255.255，可用IP地址範圍：1.0.0.1 ~ 127.255.255.254。

A類IP地址中網絡的標識長度為7位，主機標識的長度為24位，A類網絡地址數量較少（2 ^ 7 - 2 = 126個），可以用於容納1600多萬計算機的大型網絡（2 ^ 24 - 2 = 16777214個）。

如果您需要了解A類IP段更詳細的IP地址信息，請點擊A類IP地址列表中的標題鏈接。

• 72.168.19.0
• 72.168.19.1
• 72.168.19.2
• 72.168.19.3
• 72.168.19.4
• 72.168.19.5
• 72.168.19.6
• 72.168.19.7
• 72.168.19.8
• 72.168.19.9
• 72.168.19.10
• 72.168.19.11
• 72.168.19.12
• 72.168.19.13
• 72.168.19.14
• 72.168.19.15
• 72.168.19.16
• 72.168.19.17
• 72.168.19.18
• 72.168.19.19
• 72.168.19.20
• 72.168.19.21
• 72.168.19.22
• 72.168.19.23
• 72.168.19.24
• 72.168.19.25
• 72.168.19.26
• 72.168.19.27
• 72.168.19.28
• 72.168.19.29
• 72.168.19.30
• 72.168.19.31
• 72.168.19.32
• 72.168.19.33
• 72.168.19.34
• 72.168.19.35
• 72.168.19.36
• 72.168.19.37
• 72.168.19.38
• 72.168.19.39
• 72.168.19.40
• 72.168.19.41
• 72.168.19.42
• 72.168.19.43
• 72.168.19.44
• 72.168.19.45
• 72.168.19.46
• 72.168.19.47
• 72.168.19.48
• 72.168.19.49
• 72.168.19.50
• 72.168.19.51
• 72.168.19.52
• 72.168.19.53
• 72.168.19.54
• 72.168.19.55
• 72.168.19.56
• 72.168.19.57
• 72.168.19.58
• 72.168.19.59
• 72.168.19.60
• 72.168.19.61
• 72.168.19.62
• 72.168.19.63
• 72.168.19.64
• 72.168.19.65
• 72.168.19.66
• 72.168.19.67
• 72.168.19.68
• 72.168.19.69
• 72.168.19.70
• 72.168.19.71
• 72.168.19.72
• 72.168.19.73
• 72.168.19.74
• 72.168.19.75
• 72.168.19.76
• 72.168.19.77
• 72.168.19.78
• 72.168.19.79
• 72.168.19.80
• 72.168.19.81
• 72.168.19.82
• 72.168.19.83
• 72.168.19.84
• 72.168.19.85
• 72.168.19.86
• 72.168.19.87
• 72.168.19.88
• 72.168.19.89
• 72.168.19.90
• 72.168.19.91
• 72.168.19.92
• 72.168.19.93
• 72.168.19.94
• 72.168.19.95
• 72.168.19.96
• 72.168.19.97
• 72.168.19.98
• 72.168.19.99
• 72.168.19.100
• 72.168.19.101
• 72.168.19.102
• 72.168.19.103
• 72.168.19.104
• 72.168.19.105
• 72.168.19.106
• 72.168.19.107
• 72.168.19.108
• 72.168.19.109
• 72.168.19.110
• 72.168.19.111
• 72.168.19.112
• 72.168.19.113
• 72.168.19.114
• 72.168.19.115
• 72.168.19.116
• 72.168.19.117
• 72.168.19.118
• 72.168.19.119
• 72.168.19.120
• 72.168.19.121
• 72.168.19.122
• 72.168.19.123
• 72.168.19.124
• 72.168.19.125
• 72.168.19.126
• 72.168.19.127
• 72.168.19.128
• 72.168.19.129
• 72.168.19.130
• 72.168.19.131
• 72.168.19.132
• 72.168.19.133
• 72.168.19.134
• 72.168.19.135
• 72.168.19.136
• 72.168.19.137
• 72.168.19.138
• 72.168.19.139
• 72.168.19.140
• 72.168.19.141
• 72.168.19.142
• 72.168.19.143
• 72.168.19.144
• 72.168.19.145
• 72.168.19.146
• 72.168.19.147
• 72.168.19.148
• 72.168.19.149
• 72.168.19.150
• 72.168.19.151
• 72.168.19.152
• 72.168.19.153
• 72.168.19.154
• 72.168.19.155
• 72.168.19.156
• 72.168.19.157
• 72.168.19.158
• 72.168.19.159
• 72.168.19.160
• 72.168.19.161
• 72.168.19.162
• 72.168.19.163
• 72.168.19.164
• 72.168.19.165
• 72.168.19.166
• 72.168.19.167
• 72.168.19.168
• 72.168.19.169
• 72.168.19.170
• 72.168.19.171
• 72.168.19.172
• 72.168.19.173
• 72.168.19.174
• 72.168.19.175
• 72.168.19.176
• 72.168.19.177
• 72.168.19.178
• 72.168.19.179
• 72.168.19.180
• 72.168.19.181
• 72.168.19.182
• 72.168.19.183
• 72.168.19.184
• 72.168.19.185
• 72.168.19.186
• 72.168.19.187
• 72.168.19.188
• 72.168.19.189
• 72.168.19.190
• 72.168.19.191
• 72.168.19.192
• 72.168.19.193
• 72.168.19.194
• 72.168.19.195
• 72.168.19.196
• 72.168.19.197
• 72.168.19.198
• 72.168.19.199
• 72.168.19.200
• 72.168.19.201
• 72.168.19.202
• 72.168.19.203
• 72.168.19.204
• 72.168.19.205
• 72.168.19.206
• 72.168.19.207
• 72.168.19.208
• 72.168.19.209
• 72.168.19.210
• 72.168.19.211
• 72.168.19.212
• 72.168.19.213
• 72.168.19.214
• 72.168.19.215
• 72.168.19.216
• 72.168.19.217
• 72.168.19.218
• 72.168.19.219
• 72.168.19.220
• 72.168.19.221
• 72.168.19.222
• 72.168.19.223
• 72.168.19.224
• 72.168.19.225
• 72.168.19.226
• 72.168.19.227
• 72.168.19.228
• 72.168.19.229
• 72.168.19.230
• 72.168.19.231
• 72.168.19.232
• 72.168.19.233
• 72.168.19.234
• 72.168.19.235
• 72.168.19.236
• 72.168.19.237
• 72.168.19.238
• 72.168.19.239
• 72.168.19.240
• 72.168.19.241
• 72.168.19.242
• 72.168.19.243
• 72.168.19.244
• 72.168.19.245
• 72.168.19.246
• 72.168.19.247
• 72.168.19.248
• 72.168.19.249
• 72.168.19.250
• 72.168.19.251
• 72.168.19.252
• 72.168.19.253
• 72.168.19.254
• 72.168.19.255

72.168.19.255是一個公開IP地址，使用者位於美国 马里兰州 日耳曼城，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：72.168.19.255。