142.81.51开头的IP是哪里的IP,IP地址列表: 142.81.51.* (142.81.51.0 - 142.81.51.254)
这是第一个字节为142,第二个字节为81,第三个字节为51,第四个字节在0 - 255之间的IP地址列表,表示为142.81.51.* (142.81.51.0 - 142.81.51.255)。
这个IP地址列表中包含256个IP地址,我们以其中一个IP地址142.81.51.1为例,来描述这个IP的属性:
但这只是其中1个IP地址的例子,并不代表这个列表中所有的IP地址都有同样的属性,如果需要了解其它IP和更详细的IP地址段信息,请点击下面列表中的标题链接。
关于IP地址2进制、10进制、16进制的说明 关于网络号、主机号及A/B/C/D/E类IP的说明内容:
2. B类IP地址列表
B类IP地址是指:在IP地址的四段号码(例如:字节1.字节2.字节3.字节4)中,前两段号码(字节1.字节2)为网络号码,剩下的后两段号码(字节3.字节4)为本地计算机的号码。 如果用二进制表示IP地址的话,B类IP地址就由2字节的网络地址和2字节主机地址组成,网络地址的最高位必须是'10'。 B类IP地址范围:128.0.0.0 ~ 191.255.255.255,可用IP地址范围:128.0.0.1 ~ 191.255.255.254。 B类IP地址中网络的标识长度为14位,主机标识的长度为16位,B类网络地址适用于中等规模的网络(2 ^ 14 = 16384个),每个网络所能容纳6万多台计算机(2 ^ 16 - 2 = 65534个)。 如果您需要了解B类IP段更详细的IP地址段信息,请点击B类IP地址列表中的标题链接。
- 142.81.51.0
- 142.81.51.1
- 142.81.51.2
- 142.81.51.3
- 142.81.51.4
- 142.81.51.5
- 142.81.51.6
- 142.81.51.7
- 142.81.51.8
- 142.81.51.9
- 142.81.51.10
- 142.81.51.11
- 142.81.51.12
- 142.81.51.13
- 142.81.51.14
- 142.81.51.15
- 142.81.51.16
- 142.81.51.17
- 142.81.51.18
- 142.81.51.19
- 142.81.51.20
- 142.81.51.21
- 142.81.51.22
- 142.81.51.23
- 142.81.51.24
- 142.81.51.25
- 142.81.51.26
- 142.81.51.27
- 142.81.51.28
- 142.81.51.29
- 142.81.51.30
- 142.81.51.31
- 142.81.51.32
- 142.81.51.33
- 142.81.51.34
- 142.81.51.35
- 142.81.51.36
- 142.81.51.37
- 142.81.51.38
- 142.81.51.39
- 142.81.51.40
- 142.81.51.41
- 142.81.51.42
- 142.81.51.43
- 142.81.51.44
- 142.81.51.45
- 142.81.51.46
- 142.81.51.47
- 142.81.51.48
- 142.81.51.49
- 142.81.51.50
- 142.81.51.51
- 142.81.51.52
- 142.81.51.53
- 142.81.51.54
- 142.81.51.55
- 142.81.51.56
- 142.81.51.57
- 142.81.51.58
- 142.81.51.59
- 142.81.51.60
- 142.81.51.61
- 142.81.51.62
- 142.81.51.63
- 142.81.51.64
- 142.81.51.65
- 142.81.51.66
- 142.81.51.67
- 142.81.51.68
- 142.81.51.69
- 142.81.51.70
- 142.81.51.71
- 142.81.51.72
- 142.81.51.73
- 142.81.51.74
- 142.81.51.75
- 142.81.51.76
- 142.81.51.77
- 142.81.51.78
- 142.81.51.79
- 142.81.51.80
- 142.81.51.81
- 142.81.51.82
- 142.81.51.83
- 142.81.51.84
- 142.81.51.85
- 142.81.51.86
- 142.81.51.87
- 142.81.51.88
- 142.81.51.89
- 142.81.51.90
- 142.81.51.91
- 142.81.51.92
- 142.81.51.93
- 142.81.51.94
- 142.81.51.95
- 142.81.51.96
- 142.81.51.97
- 142.81.51.98
- 142.81.51.99
- 142.81.51.100
- 142.81.51.101
- 142.81.51.102
- 142.81.51.103
- 142.81.51.104
- 142.81.51.105
- 142.81.51.106
- 142.81.51.107
- 142.81.51.108
- 142.81.51.109
- 142.81.51.110
- 142.81.51.111
- 142.81.51.112
- 142.81.51.113
- 142.81.51.114
- 142.81.51.115
- 142.81.51.116
- 142.81.51.117
- 142.81.51.118
- 142.81.51.119
- 142.81.51.120
- 142.81.51.121
- 142.81.51.122
- 142.81.51.123
- 142.81.51.124
- 142.81.51.125
- 142.81.51.126
- 142.81.51.127
- 142.81.51.128
- 142.81.51.129
- 142.81.51.130
- 142.81.51.131
- 142.81.51.132
- 142.81.51.133
- 142.81.51.134
- 142.81.51.135
- 142.81.51.136
- 142.81.51.137
- 142.81.51.138
- 142.81.51.139
- 142.81.51.140
- 142.81.51.141
- 142.81.51.142
- 142.81.51.143
- 142.81.51.144
- 142.81.51.145
- 142.81.51.146
- 142.81.51.147
- 142.81.51.148
- 142.81.51.149
- 142.81.51.150
- 142.81.51.151
- 142.81.51.152
- 142.81.51.153
- 142.81.51.154
- 142.81.51.155
- 142.81.51.156
- 142.81.51.157
- 142.81.51.158
- 142.81.51.159
- 142.81.51.160
- 142.81.51.161
- 142.81.51.162
- 142.81.51.163
- 142.81.51.164
- 142.81.51.165
- 142.81.51.166
- 142.81.51.167
- 142.81.51.168
- 142.81.51.169
- 142.81.51.170
- 142.81.51.171
- 142.81.51.172
- 142.81.51.173
- 142.81.51.174
- 142.81.51.175
- 142.81.51.176
- 142.81.51.177
- 142.81.51.178
- 142.81.51.179
- 142.81.51.180
- 142.81.51.181
- 142.81.51.182
- 142.81.51.183
- 142.81.51.184
- 142.81.51.185
- 142.81.51.186
- 142.81.51.187
- 142.81.51.188
- 142.81.51.189
- 142.81.51.190
- 142.81.51.191
- 142.81.51.192
- 142.81.51.193
- 142.81.51.194
- 142.81.51.195
- 142.81.51.196
- 142.81.51.197
- 142.81.51.198
- 142.81.51.199
- 142.81.51.200
- 142.81.51.201
- 142.81.51.202
- 142.81.51.203
- 142.81.51.204
- 142.81.51.205
- 142.81.51.206
- 142.81.51.207
- 142.81.51.208
- 142.81.51.209
- 142.81.51.210
- 142.81.51.211
- 142.81.51.212
- 142.81.51.213
- 142.81.51.214
- 142.81.51.215
- 142.81.51.216
- 142.81.51.217
- 142.81.51.218
- 142.81.51.219
- 142.81.51.220
- 142.81.51.221
- 142.81.51.222
- 142.81.51.223
- 142.81.51.224
- 142.81.51.225
- 142.81.51.226
- 142.81.51.227
- 142.81.51.228
- 142.81.51.229
- 142.81.51.230
- 142.81.51.231
- 142.81.51.232
- 142.81.51.233
- 142.81.51.234
- 142.81.51.235
- 142.81.51.236
- 142.81.51.237
- 142.81.51.238
- 142.81.51.239
- 142.81.51.240
- 142.81.51.241
- 142.81.51.242
- 142.81.51.243
- 142.81.51.244
- 142.81.51.245
- 142.81.51.246
- 142.81.51.247
- 142.81.51.248
- 142.81.51.249
- 142.81.51.250
- 142.81.51.251
- 142.81.51.252
- 142.81.51.253
- 142.81.51.254
- 142.81.51.255