Find IP IPv4 Network/Subnet and its host address ranges

What is an IPv4 IP address its network and host address ranges?

An IPv4 IP address is an address used in order to uniquely identify a device on an IP network. The address is made up of 32 binary bits, which can be divisible into a network portion and host portion with the help of a subnet mask. The 32 binary bits are broken into four octets (1 octet = 8 bits). Each octet is converted to decimal and separated by a period (dot).

How to Subnet IPv4? Its simple answer is that subnetting is the process of taking a network and splitting it into smaller networks, known as subnets. It's used to free up more public IPv4 addresses and segment networks for security and easier management.
Following are the ranges of IPv4 subnet/network address and their host addresses.

IPv4 AddressIPv6 Address
71.2.209.1 0:0:0:0:0:ffff:4702:d101
71.2.209.2 0:0:0:0:0:ffff:4702:d102
71.2.209.3 0:0:0:0:0:ffff:4702:d103
71.2.209.4 0:0:0:0:0:ffff:4702:d104
71.2.209.5 0:0:0:0:0:ffff:4702:d105
71.2.209.6 0:0:0:0:0:ffff:4702:d106
71.2.209.7 0:0:0:0:0:ffff:4702:d107
71.2.209.8 0:0:0:0:0:ffff:4702:d108
71.2.209.9 0:0:0:0:0:ffff:4702:d109
71.2.209.10 0:0:0:0:0:ffff:4702:d10a
71.2.209.11 0:0:0:0:0:ffff:4702:d10b
71.2.209.12 0:0:0:0:0:ffff:4702:d10c
71.2.209.13 0:0:0:0:0:ffff:4702:d10d
71.2.209.14 0:0:0:0:0:ffff:4702:d10e
71.2.209.15 0:0:0:0:0:ffff:4702:d10f
71.2.209.16 0:0:0:0:0:ffff:4702:d110
71.2.209.17 0:0:0:0:0:ffff:4702:d111
71.2.209.18 0:0:0:0:0:ffff:4702:d112
71.2.209.19 0:0:0:0:0:ffff:4702:d113
71.2.209.20 0:0:0:0:0:ffff:4702:d114
71.2.209.21 0:0:0:0:0:ffff:4702:d115
71.2.209.22 0:0:0:0:0:ffff:4702:d116
71.2.209.23 0:0:0:0:0:ffff:4702:d117
71.2.209.24 0:0:0:0:0:ffff:4702:d118
71.2.209.25 0:0:0:0:0:ffff:4702:d119
71.2.209.26 0:0:0:0:0:ffff:4702:d11a
71.2.209.27 0:0:0:0:0:ffff:4702:d11b
71.2.209.28 0:0:0:0:0:ffff:4702:d11c
71.2.209.29 0:0:0:0:0:ffff:4702:d11d
71.2.209.30 0:0:0:0:0:ffff:4702:d11e
71.2.209.31 0:0:0:0:0:ffff:4702:d11f
71.2.209.32 0:0:0:0:0:ffff:4702:d120
71.2.209.33 0:0:0:0:0:ffff:4702:d121
71.2.209.34 0:0:0:0:0:ffff:4702:d122
71.2.209.35 0:0:0:0:0:ffff:4702:d123
71.2.209.36 0:0:0:0:0:ffff:4702:d124
71.2.209.37 0:0:0:0:0:ffff:4702:d125
71.2.209.38 0:0:0:0:0:ffff:4702:d126
71.2.209.39 0:0:0:0:0:ffff:4702:d127
71.2.209.40 0:0:0:0:0:ffff:4702:d128
71.2.209.41 0:0:0:0:0:ffff:4702:d129
71.2.209.42 0:0:0:0:0:ffff:4702:d12a
71.2.209.43 0:0:0:0:0:ffff:4702:d12b
71.2.209.44 0:0:0:0:0:ffff:4702:d12c
71.2.209.45 0:0:0:0:0:ffff:4702:d12d
71.2.209.46 0:0:0:0:0:ffff:4702:d12e
71.2.209.47 0:0:0:0:0:ffff:4702:d12f
71.2.209.48 0:0:0:0:0:ffff:4702:d130
71.2.209.49 0:0:0:0:0:ffff:4702:d131
71.2.209.50 0:0:0:0:0:ffff:4702:d132
71.2.209.51 0:0:0:0:0:ffff:4702:d133
71.2.209.52 0:0:0:0:0:ffff:4702:d134
71.2.209.53 0:0:0:0:0:ffff:4702:d135
71.2.209.54 0:0:0:0:0:ffff:4702:d136
71.2.209.55 0:0:0:0:0:ffff:4702:d137
71.2.209.56 0:0:0:0:0:ffff:4702:d138
71.2.209.57 0:0:0:0:0:ffff:4702:d139
71.2.209.58 0:0:0:0:0:ffff:4702:d13a
71.2.209.59 0:0:0:0:0:ffff:4702:d13b
71.2.209.60 0:0:0:0:0:ffff:4702:d13c


71.2.209.61 0:0:0:0:0:ffff:4702:d13d
71.2.209.62 0:0:0:0:0:ffff:4702:d13e
71.2.209.63 0:0:0:0:0:ffff:4702:d13f
71.2.209.64 0:0:0:0:0:ffff:4702:d140
71.2.209.65 0:0:0:0:0:ffff:4702:d141
71.2.209.66 0:0:0:0:0:ffff:4702:d142
71.2.209.67 0:0:0:0:0:ffff:4702:d143
71.2.209.68 0:0:0:0:0:ffff:4702:d144
71.2.209.69 0:0:0:0:0:ffff:4702:d145
71.2.209.70 0:0:0:0:0:ffff:4702:d146
71.2.209.71 0:0:0:0:0:ffff:4702:d147
71.2.209.72 0:0:0:0:0:ffff:4702:d148
71.2.209.73 0:0:0:0:0:ffff:4702:d149
71.2.209.74 0:0:0:0:0:ffff:4702:d14a
71.2.209.75 0:0:0:0:0:ffff:4702:d14b
71.2.209.76 0:0:0:0:0:ffff:4702:d14c
71.2.209.77 0:0:0:0:0:ffff:4702:d14d
71.2.209.78 0:0:0:0:0:ffff:4702:d14e
71.2.209.79 0:0:0:0:0:ffff:4702:d14f
71.2.209.80 0:0:0:0:0:ffff:4702:d150
71.2.209.81 0:0:0:0:0:ffff:4702:d151
71.2.209.82 0:0:0:0:0:ffff:4702:d152
71.2.209.83 0:0:0:0:0:ffff:4702:d153
71.2.209.84 0:0:0:0:0:ffff:4702:d154
71.2.209.85 0:0:0:0:0:ffff:4702:d155
71.2.209.86 0:0:0:0:0:ffff:4702:d156
71.2.209.87 0:0:0:0:0:ffff:4702:d157
71.2.209.88 0:0:0:0:0:ffff:4702:d158
71.2.209.89 0:0:0:0:0:ffff:4702:d159
71.2.209.90 0:0:0:0:0:ffff:4702:d15a
71.2.209.91 0:0:0:0:0:ffff:4702:d15b
71.2.209.92 0:0:0:0:0:ffff:4702:d15c
71.2.209.93 0:0:0:0:0:ffff:4702:d15d
71.2.209.94 0:0:0:0:0:ffff:4702:d15e
71.2.209.95 0:0:0:0:0:ffff:4702:d15f
71.2.209.96 0:0:0:0:0:ffff:4702:d160
71.2.209.97 0:0:0:0:0:ffff:4702:d161
71.2.209.98 0:0:0:0:0:ffff:4702:d162
71.2.209.99 0:0:0:0:0:ffff:4702:d163
71.2.209.100 0:0:0:0:0:ffff:4702:d164
71.2.209.101 0:0:0:0:0:ffff:4702:d165
71.2.209.102 0:0:0:0:0:ffff:4702:d166
71.2.209.103 0:0:0:0:0:ffff:4702:d167
71.2.209.104 0:0:0:0:0:ffff:4702:d168
71.2.209.105 0:0:0:0:0:ffff:4702:d169
71.2.209.106 0:0:0:0:0:ffff:4702:d16a
71.2.209.107 0:0:0:0:0:ffff:4702:d16b
71.2.209.108 0:0:0:0:0:ffff:4702:d16c
71.2.209.109 0:0:0:0:0:ffff:4702:d16d
71.2.209.110 0:0:0:0:0:ffff:4702:d16e
71.2.209.111 0:0:0:0:0:ffff:4702:d16f
71.2.209.112 0:0:0:0:0:ffff:4702:d170
71.2.209.113 0:0:0:0:0:ffff:4702:d171
71.2.209.114 0:0:0:0:0:ffff:4702:d172
71.2.209.115 0:0:0:0:0:ffff:4702:d173
71.2.209.116 0:0:0:0:0:ffff:4702:d174
71.2.209.117 0:0:0:0:0:ffff:4702:d175
71.2.209.118 0:0:0:0:0:ffff:4702:d176
71.2.209.119 0:0:0:0:0:ffff:4702:d177
71.2.209.120 0:0:0:0:0:ffff:4702:d178


71.2.209.121 0:0:0:0:0:ffff:4702:d179
71.2.209.122 0:0:0:0:0:ffff:4702:d17a
71.2.209.123 0:0:0:0:0:ffff:4702:d17b
71.2.209.124 0:0:0:0:0:ffff:4702:d17c
71.2.209.125 0:0:0:0:0:ffff:4702:d17d
71.2.209.126 0:0:0:0:0:ffff:4702:d17e
71.2.209.127 0:0:0:0:0:ffff:4702:d17f
71.2.209.128 0:0:0:0:0:ffff:4702:d180
71.2.209.129 0:0:0:0:0:ffff:4702:d181
71.2.209.130 0:0:0:0:0:ffff:4702:d182
71.2.209.131 0:0:0:0:0:ffff:4702:d183
71.2.209.132 0:0:0:0:0:ffff:4702:d184
71.2.209.133 0:0:0:0:0:ffff:4702:d185
71.2.209.134 0:0:0:0:0:ffff:4702:d186
71.2.209.135 0:0:0:0:0:ffff:4702:d187
71.2.209.136 0:0:0:0:0:ffff:4702:d188
71.2.209.137 0:0:0:0:0:ffff:4702:d189
71.2.209.138 0:0:0:0:0:ffff:4702:d18a
71.2.209.139 0:0:0:0:0:ffff:4702:d18b
71.2.209.140 0:0:0:0:0:ffff:4702:d18c
71.2.209.141 0:0:0:0:0:ffff:4702:d18d
71.2.209.142 0:0:0:0:0:ffff:4702:d18e
71.2.209.143 0:0:0:0:0:ffff:4702:d18f
71.2.209.144 0:0:0:0:0:ffff:4702:d190
71.2.209.145 0:0:0:0:0:ffff:4702:d191
71.2.209.146 0:0:0:0:0:ffff:4702:d192
71.2.209.147 0:0:0:0:0:ffff:4702:d193
71.2.209.148 0:0:0:0:0:ffff:4702:d194
71.2.209.149 0:0:0:0:0:ffff:4702:d195
71.2.209.150 0:0:0:0:0:ffff:4702:d196
71.2.209.151 0:0:0:0:0:ffff:4702:d197
71.2.209.152 0:0:0:0:0:ffff:4702:d198
71.2.209.153 0:0:0:0:0:ffff:4702:d199
71.2.209.154 0:0:0:0:0:ffff:4702:d19a
71.2.209.155 0:0:0:0:0:ffff:4702:d19b
71.2.209.156 0:0:0:0:0:ffff:4702:d19c
71.2.209.157 0:0:0:0:0:ffff:4702:d19d
71.2.209.158 0:0:0:0:0:ffff:4702:d19e
71.2.209.159 0:0:0:0:0:ffff:4702:d19f
71.2.209.160 0:0:0:0:0:ffff:4702:d1a0
71.2.209.161 0:0:0:0:0:ffff:4702:d1a1
71.2.209.162 0:0:0:0:0:ffff:4702:d1a2
71.2.209.163 0:0:0:0:0:ffff:4702:d1a3
71.2.209.164 0:0:0:0:0:ffff:4702:d1a4
71.2.209.165 0:0:0:0:0:ffff:4702:d1a5
71.2.209.166 0:0:0:0:0:ffff:4702:d1a6
71.2.209.167 0:0:0:0:0:ffff:4702:d1a7
71.2.209.168 0:0:0:0:0:ffff:4702:d1a8
71.2.209.169 0:0:0:0:0:ffff:4702:d1a9
71.2.209.170 0:0:0:0:0:ffff:4702:d1aa
71.2.209.171 0:0:0:0:0:ffff:4702:d1ab
71.2.209.172 0:0:0:0:0:ffff:4702:d1ac
71.2.209.173 0:0:0:0:0:ffff:4702:d1ad
71.2.209.174 0:0:0:0:0:ffff:4702:d1ae
71.2.209.175 0:0:0:0:0:ffff:4702:d1af
71.2.209.176 0:0:0:0:0:ffff:4702:d1b0
71.2.209.177 0:0:0:0:0:ffff:4702:d1b1
71.2.209.178 0:0:0:0:0:ffff:4702:d1b2
71.2.209.179 0:0:0:0:0:ffff:4702:d1b3
71.2.209.180 0:0:0:0:0:ffff:4702:d1b4


71.2.209.181 0:0:0:0:0:ffff:4702:d1b5
71.2.209.182 0:0:0:0:0:ffff:4702:d1b6
71.2.209.183 0:0:0:0:0:ffff:4702:d1b7
71.2.209.184 0:0:0:0:0:ffff:4702:d1b8
71.2.209.185 0:0:0:0:0:ffff:4702:d1b9
71.2.209.186 0:0:0:0:0:ffff:4702:d1ba
71.2.209.187 0:0:0:0:0:ffff:4702:d1bb
71.2.209.188 0:0:0:0:0:ffff:4702:d1bc
71.2.209.189 0:0:0:0:0:ffff:4702:d1bd
71.2.209.190 0:0:0:0:0:ffff:4702:d1be
71.2.209.191 0:0:0:0:0:ffff:4702:d1bf
71.2.209.192 0:0:0:0:0:ffff:4702:d1c0
71.2.209.193 0:0:0:0:0:ffff:4702:d1c1
71.2.209.194 0:0:0:0:0:ffff:4702:d1c2
71.2.209.195 0:0:0:0:0:ffff:4702:d1c3
71.2.209.196 0:0:0:0:0:ffff:4702:d1c4
71.2.209.197 0:0:0:0:0:ffff:4702:d1c5
71.2.209.198 0:0:0:0:0:ffff:4702:d1c6
71.2.209.199 0:0:0:0:0:ffff:4702:d1c7
71.2.209.200 0:0:0:0:0:ffff:4702:d1c8
71.2.209.201 0:0:0:0:0:ffff:4702:d1c9
71.2.209.202 0:0:0:0:0:ffff:4702:d1ca
71.2.209.203 0:0:0:0:0:ffff:4702:d1cb
71.2.209.204 0:0:0:0:0:ffff:4702:d1cc
71.2.209.205 0:0:0:0:0:ffff:4702:d1cd
71.2.209.206 0:0:0:0:0:ffff:4702:d1ce
71.2.209.207 0:0:0:0:0:ffff:4702:d1cf
71.2.209.208 0:0:0:0:0:ffff:4702:d1d0
71.2.209.209 0:0:0:0:0:ffff:4702:d1d1
71.2.209.210 0:0:0:0:0:ffff:4702:d1d2
71.2.209.211 0:0:0:0:0:ffff:4702:d1d3
71.2.209.212 0:0:0:0:0:ffff:4702:d1d4
71.2.209.213 0:0:0:0:0:ffff:4702:d1d5
71.2.209.214 0:0:0:0:0:ffff:4702:d1d6
71.2.209.215 0:0:0:0:0:ffff:4702:d1d7
71.2.209.216 0:0:0:0:0:ffff:4702:d1d8
71.2.209.217 0:0:0:0:0:ffff:4702:d1d9
71.2.209.218 0:0:0:0:0:ffff:4702:d1da
71.2.209.219 0:0:0:0:0:ffff:4702:d1db
71.2.209.220 0:0:0:0:0:ffff:4702:d1dc
71.2.209.221 0:0:0:0:0:ffff:4702:d1dd
71.2.209.222 0:0:0:0:0:ffff:4702:d1de
71.2.209.223 0:0:0:0:0:ffff:4702:d1df
71.2.209.224 0:0:0:0:0:ffff:4702:d1e0
71.2.209.225 0:0:0:0:0:ffff:4702:d1e1
71.2.209.226 0:0:0:0:0:ffff:4702:d1e2
71.2.209.227 0:0:0:0:0:ffff:4702:d1e3
71.2.209.228 0:0:0:0:0:ffff:4702:d1e4
71.2.209.229 0:0:0:0:0:ffff:4702:d1e5
71.2.209.230 0:0:0:0:0:ffff:4702:d1e6
71.2.209.231 0:0:0:0:0:ffff:4702:d1e7
71.2.209.232 0:0:0:0:0:ffff:4702:d1e8
71.2.209.233 0:0:0:0:0:ffff:4702:d1e9
71.2.209.234 0:0:0:0:0:ffff:4702:d1ea
71.2.209.235 0:0:0:0:0:ffff:4702:d1eb
71.2.209.236 0:0:0:0:0:ffff:4702:d1ec
71.2.209.237 0:0:0:0:0:ffff:4702:d1ed
71.2.209.238 0:0:0:0:0:ffff:4702:d1ee
71.2.209.239 0:0:0:0:0:ffff:4702:d1ef
71.2.209.240 0:0:0:0:0:ffff:4702:d1f0
71.2.209.241 0:0:0:0:0:ffff:4702:d1f1
71.2.209.242 0:0:0:0:0:ffff:4702:d1f2
71.2.209.243 0:0:0:0:0:ffff:4702:d1f3
71.2.209.244 0:0:0:0:0:ffff:4702:d1f4
71.2.209.245 0:0:0:0:0:ffff:4702:d1f5
71.2.209.246 0:0:0:0:0:ffff:4702:d1f6
71.2.209.247 0:0:0:0:0:ffff:4702:d1f7
71.2.209.248 0:0:0:0:0:ffff:4702:d1f8
71.2.209.249 0:0:0:0:0:ffff:4702:d1f9
71.2.209.250 0:0:0:0:0:ffff:4702:d1fa
71.2.209.251 0:0:0:0:0:ffff:4702:d1fb
71.2.209.252 0:0:0:0:0:ffff:4702:d1fc
71.2.209.253 0:0:0:0:0:ffff:4702:d1fd
71.2.209.254 0:0:0:0:0:ffff:4702:d1fe
71.2.209.255 0:0:0:0:0:ffff:4702:d1ff


How we got IPv4 subnet masks?

An IPv4 subnet mask consists of 32 bits; it is a sequence of ones (1) followed by a block of zeros (0). The ones indicate bits in the address used for the network prefix and the trailing block of zeros designates that part as being the host identifier.