IP 地址列表: 103.39.21.* (103.39.21.0 - 103.39.21.254)

這是第壹個字節為103，第二個字節為39，第三個字節為21，第四個字節在0 - 255之間的IP地址列表，表示為103.39.21.* (103.39.21.0 - 103.39.21.255)。

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103.39.21.1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

103.39.21.1是一個公開IP地址，使用者位於新西兰 奧克蘭 奧克蘭，其用途是商業，類型是寬帶/電纜/光纖。更多詳情：103.39.21.1。

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。

• 103.39.21.0
• 103.39.21.1
• 103.39.21.2
• 103.39.21.3
• 103.39.21.4
• 103.39.21.5
• 103.39.21.6
• 103.39.21.7
• 103.39.21.8
• 103.39.21.9
• 103.39.21.10
• 103.39.21.11
• 103.39.21.12
• 103.39.21.13
• 103.39.21.14
• 103.39.21.15
• 103.39.21.16
• 103.39.21.17
• 103.39.21.18
• 103.39.21.19
• 103.39.21.20
• 103.39.21.21
• 103.39.21.22
• 103.39.21.23
• 103.39.21.24
• 103.39.21.25
• 103.39.21.26
• 103.39.21.27
• 103.39.21.28
• 103.39.21.29
• 103.39.21.30
• 103.39.21.31
• 103.39.21.32
• 103.39.21.33
• 103.39.21.34
• 103.39.21.35
• 103.39.21.36
• 103.39.21.37
• 103.39.21.38
• 103.39.21.39
• 103.39.21.40
• 103.39.21.41
• 103.39.21.42
• 103.39.21.43
• 103.39.21.44
• 103.39.21.45
• 103.39.21.46
• 103.39.21.47
• 103.39.21.48
• 103.39.21.49
• 103.39.21.50
• 103.39.21.51
• 103.39.21.52
• 103.39.21.53
• 103.39.21.54
• 103.39.21.55
• 103.39.21.56
• 103.39.21.57
• 103.39.21.58
• 103.39.21.59
• 103.39.21.60
• 103.39.21.61
• 103.39.21.62
• 103.39.21.63
• 103.39.21.64
• 103.39.21.65
• 103.39.21.66
• 103.39.21.67
• 103.39.21.68
• 103.39.21.69
• 103.39.21.70
• 103.39.21.71
• 103.39.21.72
• 103.39.21.73
• 103.39.21.74
• 103.39.21.75
• 103.39.21.76
• 103.39.21.77
• 103.39.21.78
• 103.39.21.79
• 103.39.21.80
• 103.39.21.81
• 103.39.21.82
• 103.39.21.83
• 103.39.21.84
• 103.39.21.85
• 103.39.21.86
• 103.39.21.87
• 103.39.21.88
• 103.39.21.89
• 103.39.21.90
• 103.39.21.91
• 103.39.21.92
• 103.39.21.93
• 103.39.21.94
• 103.39.21.95
• 103.39.21.96
• 103.39.21.97
• 103.39.21.98
• 103.39.21.99
• 103.39.21.100
• 103.39.21.101
• 103.39.21.102
• 103.39.21.103
• 103.39.21.104
• 103.39.21.105
• 103.39.21.106
• 103.39.21.107
• 103.39.21.108
• 103.39.21.109
• 103.39.21.110
• 103.39.21.111
• 103.39.21.112
• 103.39.21.113
• 103.39.21.114
• 103.39.21.115
• 103.39.21.116
• 103.39.21.117
• 103.39.21.118
• 103.39.21.119
• 103.39.21.120
• 103.39.21.121
• 103.39.21.122
• 103.39.21.123
• 103.39.21.124
• 103.39.21.125
• 103.39.21.126
• 103.39.21.127
• 103.39.21.128
• 103.39.21.129
• 103.39.21.130
• 103.39.21.131
• 103.39.21.132
• 103.39.21.133
• 103.39.21.134
• 103.39.21.135
• 103.39.21.136
• 103.39.21.137
• 103.39.21.138
• 103.39.21.139
• 103.39.21.140
• 103.39.21.141
• 103.39.21.142
• 103.39.21.143
• 103.39.21.144
• 103.39.21.145
• 103.39.21.146
• 103.39.21.147
• 103.39.21.148
• 103.39.21.149
• 103.39.21.150
• 103.39.21.151
• 103.39.21.152
• 103.39.21.153
• 103.39.21.154
• 103.39.21.155
• 103.39.21.156
• 103.39.21.157
• 103.39.21.158
• 103.39.21.159
• 103.39.21.160
• 103.39.21.161
• 103.39.21.162
• 103.39.21.163
• 103.39.21.164
• 103.39.21.165
• 103.39.21.166
• 103.39.21.167
• 103.39.21.168
• 103.39.21.169
• 103.39.21.170
• 103.39.21.171
• 103.39.21.172
• 103.39.21.173
• 103.39.21.174
• 103.39.21.175
• 103.39.21.176
• 103.39.21.177
• 103.39.21.178
• 103.39.21.179
• 103.39.21.180
• 103.39.21.181
• 103.39.21.182
• 103.39.21.183
• 103.39.21.184
• 103.39.21.185
• 103.39.21.186
• 103.39.21.187
• 103.39.21.188
• 103.39.21.189
• 103.39.21.190
• 103.39.21.191
• 103.39.21.192
• 103.39.21.193
• 103.39.21.194
• 103.39.21.195
• 103.39.21.196
• 103.39.21.197
• 103.39.21.198
• 103.39.21.199
• 103.39.21.200
• 103.39.21.201
• 103.39.21.202
• 103.39.21.203
• 103.39.21.204
• 103.39.21.205
• 103.39.21.206
• 103.39.21.207
• 103.39.21.208
• 103.39.21.209
• 103.39.21.210
• 103.39.21.211
• 103.39.21.212
• 103.39.21.213
• 103.39.21.214
• 103.39.21.215
• 103.39.21.216
• 103.39.21.217
• 103.39.21.218
• 103.39.21.219
• 103.39.21.220
• 103.39.21.221
• 103.39.21.222
• 103.39.21.223
• 103.39.21.224
• 103.39.21.225
• 103.39.21.226
• 103.39.21.227
• 103.39.21.228
• 103.39.21.229
• 103.39.21.230
• 103.39.21.231
• 103.39.21.232
• 103.39.21.233
• 103.39.21.234
• 103.39.21.235
• 103.39.21.236
• 103.39.21.237
• 103.39.21.238
• 103.39.21.239
• 103.39.21.240
• 103.39.21.241
• 103.39.21.242
• 103.39.21.243
• 103.39.21.244
• 103.39.21.245
• 103.39.21.246
• 103.39.21.247
• 103.39.21.248
• 103.39.21.249
• 103.39.21.250
• 103.39.21.251
• 103.39.21.252
• 103.39.21.253
• 103.39.21.254
• 103.39.21.255

103.39.21.255是一個公開IP地址，使用者位於新西兰 奧克蘭 奧克蘭，其用途是商業，類型是寬帶/電纜/光纖。更多詳情：103.39.21.255。