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
32.191.145.1 0:0:0:0:0:ffff:20bf:9101
32.191.145.2 0:0:0:0:0:ffff:20bf:9102
32.191.145.3 0:0:0:0:0:ffff:20bf:9103
32.191.145.4 0:0:0:0:0:ffff:20bf:9104
32.191.145.5 0:0:0:0:0:ffff:20bf:9105
32.191.145.6 0:0:0:0:0:ffff:20bf:9106
32.191.145.7 0:0:0:0:0:ffff:20bf:9107
32.191.145.8 0:0:0:0:0:ffff:20bf:9108
32.191.145.9 0:0:0:0:0:ffff:20bf:9109
32.191.145.10 0:0:0:0:0:ffff:20bf:910a
32.191.145.11 0:0:0:0:0:ffff:20bf:910b
32.191.145.12 0:0:0:0:0:ffff:20bf:910c
32.191.145.13 0:0:0:0:0:ffff:20bf:910d
32.191.145.14 0:0:0:0:0:ffff:20bf:910e
32.191.145.15 0:0:0:0:0:ffff:20bf:910f
32.191.145.16 0:0:0:0:0:ffff:20bf:9110
32.191.145.17 0:0:0:0:0:ffff:20bf:9111
32.191.145.18 0:0:0:0:0:ffff:20bf:9112
32.191.145.19 0:0:0:0:0:ffff:20bf:9113
32.191.145.20 0:0:0:0:0:ffff:20bf:9114
32.191.145.21 0:0:0:0:0:ffff:20bf:9115
32.191.145.22 0:0:0:0:0:ffff:20bf:9116
32.191.145.23 0:0:0:0:0:ffff:20bf:9117
32.191.145.24 0:0:0:0:0:ffff:20bf:9118
32.191.145.25 0:0:0:0:0:ffff:20bf:9119
32.191.145.26 0:0:0:0:0:ffff:20bf:911a
32.191.145.27 0:0:0:0:0:ffff:20bf:911b
32.191.145.28 0:0:0:0:0:ffff:20bf:911c
32.191.145.29 0:0:0:0:0:ffff:20bf:911d
32.191.145.30 0:0:0:0:0:ffff:20bf:911e
32.191.145.31 0:0:0:0:0:ffff:20bf:911f
32.191.145.32 0:0:0:0:0:ffff:20bf:9120
32.191.145.33 0:0:0:0:0:ffff:20bf:9121
32.191.145.34 0:0:0:0:0:ffff:20bf:9122
32.191.145.35 0:0:0:0:0:ffff:20bf:9123
32.191.145.36 0:0:0:0:0:ffff:20bf:9124
32.191.145.37 0:0:0:0:0:ffff:20bf:9125
32.191.145.38 0:0:0:0:0:ffff:20bf:9126
32.191.145.39 0:0:0:0:0:ffff:20bf:9127
32.191.145.40 0:0:0:0:0:ffff:20bf:9128
32.191.145.41 0:0:0:0:0:ffff:20bf:9129
32.191.145.42 0:0:0:0:0:ffff:20bf:912a
32.191.145.43 0:0:0:0:0:ffff:20bf:912b
32.191.145.44 0:0:0:0:0:ffff:20bf:912c
32.191.145.45 0:0:0:0:0:ffff:20bf:912d
32.191.145.46 0:0:0:0:0:ffff:20bf:912e
32.191.145.47 0:0:0:0:0:ffff:20bf:912f
32.191.145.48 0:0:0:0:0:ffff:20bf:9130
32.191.145.49 0:0:0:0:0:ffff:20bf:9131
32.191.145.50 0:0:0:0:0:ffff:20bf:9132
32.191.145.51 0:0:0:0:0:ffff:20bf:9133
32.191.145.52 0:0:0:0:0:ffff:20bf:9134
32.191.145.53 0:0:0:0:0:ffff:20bf:9135
32.191.145.54 0:0:0:0:0:ffff:20bf:9136
32.191.145.55 0:0:0:0:0:ffff:20bf:9137
32.191.145.56 0:0:0:0:0:ffff:20bf:9138
32.191.145.57 0:0:0:0:0:ffff:20bf:9139
32.191.145.58 0:0:0:0:0:ffff:20bf:913a
32.191.145.59 0:0:0:0:0:ffff:20bf:913b
32.191.145.60 0:0:0:0:0:ffff:20bf:913c


32.191.145.61 0:0:0:0:0:ffff:20bf:913d
32.191.145.62 0:0:0:0:0:ffff:20bf:913e
32.191.145.63 0:0:0:0:0:ffff:20bf:913f
32.191.145.64 0:0:0:0:0:ffff:20bf:9140
32.191.145.65 0:0:0:0:0:ffff:20bf:9141
32.191.145.66 0:0:0:0:0:ffff:20bf:9142
32.191.145.67 0:0:0:0:0:ffff:20bf:9143
32.191.145.68 0:0:0:0:0:ffff:20bf:9144
32.191.145.69 0:0:0:0:0:ffff:20bf:9145
32.191.145.70 0:0:0:0:0:ffff:20bf:9146
32.191.145.71 0:0:0:0:0:ffff:20bf:9147
32.191.145.72 0:0:0:0:0:ffff:20bf:9148
32.191.145.73 0:0:0:0:0:ffff:20bf:9149
32.191.145.74 0:0:0:0:0:ffff:20bf:914a
32.191.145.75 0:0:0:0:0:ffff:20bf:914b
32.191.145.76 0:0:0:0:0:ffff:20bf:914c
32.191.145.77 0:0:0:0:0:ffff:20bf:914d
32.191.145.78 0:0:0:0:0:ffff:20bf:914e
32.191.145.79 0:0:0:0:0:ffff:20bf:914f
32.191.145.80 0:0:0:0:0:ffff:20bf:9150
32.191.145.81 0:0:0:0:0:ffff:20bf:9151
32.191.145.82 0:0:0:0:0:ffff:20bf:9152
32.191.145.83 0:0:0:0:0:ffff:20bf:9153
32.191.145.84 0:0:0:0:0:ffff:20bf:9154
32.191.145.85 0:0:0:0:0:ffff:20bf:9155
32.191.145.86 0:0:0:0:0:ffff:20bf:9156
32.191.145.87 0:0:0:0:0:ffff:20bf:9157
32.191.145.88 0:0:0:0:0:ffff:20bf:9158
32.191.145.89 0:0:0:0:0:ffff:20bf:9159
32.191.145.90 0:0:0:0:0:ffff:20bf:915a
32.191.145.91 0:0:0:0:0:ffff:20bf:915b
32.191.145.92 0:0:0:0:0:ffff:20bf:915c
32.191.145.93 0:0:0:0:0:ffff:20bf:915d
32.191.145.94 0:0:0:0:0:ffff:20bf:915e
32.191.145.95 0:0:0:0:0:ffff:20bf:915f
32.191.145.96 0:0:0:0:0:ffff:20bf:9160
32.191.145.97 0:0:0:0:0:ffff:20bf:9161
32.191.145.98 0:0:0:0:0:ffff:20bf:9162
32.191.145.99 0:0:0:0:0:ffff:20bf:9163
32.191.145.100 0:0:0:0:0:ffff:20bf:9164
32.191.145.101 0:0:0:0:0:ffff:20bf:9165
32.191.145.102 0:0:0:0:0:ffff:20bf:9166
32.191.145.103 0:0:0:0:0:ffff:20bf:9167
32.191.145.104 0:0:0:0:0:ffff:20bf:9168
32.191.145.105 0:0:0:0:0:ffff:20bf:9169
32.191.145.106 0:0:0:0:0:ffff:20bf:916a
32.191.145.107 0:0:0:0:0:ffff:20bf:916b
32.191.145.108 0:0:0:0:0:ffff:20bf:916c
32.191.145.109 0:0:0:0:0:ffff:20bf:916d
32.191.145.110 0:0:0:0:0:ffff:20bf:916e
32.191.145.111 0:0:0:0:0:ffff:20bf:916f
32.191.145.112 0:0:0:0:0:ffff:20bf:9170
32.191.145.113 0:0:0:0:0:ffff:20bf:9171
32.191.145.114 0:0:0:0:0:ffff:20bf:9172
32.191.145.115 0:0:0:0:0:ffff:20bf:9173
32.191.145.116 0:0:0:0:0:ffff:20bf:9174
32.191.145.117 0:0:0:0:0:ffff:20bf:9175
32.191.145.118 0:0:0:0:0:ffff:20bf:9176
32.191.145.119 0:0:0:0:0:ffff:20bf:9177
32.191.145.120 0:0:0:0:0:ffff:20bf:9178


32.191.145.121 0:0:0:0:0:ffff:20bf:9179
32.191.145.122 0:0:0:0:0:ffff:20bf:917a
32.191.145.123 0:0:0:0:0:ffff:20bf:917b
32.191.145.124 0:0:0:0:0:ffff:20bf:917c
32.191.145.125 0:0:0:0:0:ffff:20bf:917d
32.191.145.126 0:0:0:0:0:ffff:20bf:917e
32.191.145.127 0:0:0:0:0:ffff:20bf:917f
32.191.145.128 0:0:0:0:0:ffff:20bf:9180
32.191.145.129 0:0:0:0:0:ffff:20bf:9181
32.191.145.130 0:0:0:0:0:ffff:20bf:9182
32.191.145.131 0:0:0:0:0:ffff:20bf:9183
32.191.145.132 0:0:0:0:0:ffff:20bf:9184
32.191.145.133 0:0:0:0:0:ffff:20bf:9185
32.191.145.134 0:0:0:0:0:ffff:20bf:9186
32.191.145.135 0:0:0:0:0:ffff:20bf:9187
32.191.145.136 0:0:0:0:0:ffff:20bf:9188
32.191.145.137 0:0:0:0:0:ffff:20bf:9189
32.191.145.138 0:0:0:0:0:ffff:20bf:918a
32.191.145.139 0:0:0:0:0:ffff:20bf:918b
32.191.145.140 0:0:0:0:0:ffff:20bf:918c
32.191.145.141 0:0:0:0:0:ffff:20bf:918d
32.191.145.142 0:0:0:0:0:ffff:20bf:918e
32.191.145.143 0:0:0:0:0:ffff:20bf:918f
32.191.145.144 0:0:0:0:0:ffff:20bf:9190
32.191.145.145 0:0:0:0:0:ffff:20bf:9191
32.191.145.146 0:0:0:0:0:ffff:20bf:9192
32.191.145.147 0:0:0:0:0:ffff:20bf:9193
32.191.145.148 0:0:0:0:0:ffff:20bf:9194
32.191.145.149 0:0:0:0:0:ffff:20bf:9195
32.191.145.150 0:0:0:0:0:ffff:20bf:9196
32.191.145.151 0:0:0:0:0:ffff:20bf:9197
32.191.145.152 0:0:0:0:0:ffff:20bf:9198
32.191.145.153 0:0:0:0:0:ffff:20bf:9199
32.191.145.154 0:0:0:0:0:ffff:20bf:919a
32.191.145.155 0:0:0:0:0:ffff:20bf:919b
32.191.145.156 0:0:0:0:0:ffff:20bf:919c
32.191.145.157 0:0:0:0:0:ffff:20bf:919d
32.191.145.158 0:0:0:0:0:ffff:20bf:919e
32.191.145.159 0:0:0:0:0:ffff:20bf:919f
32.191.145.160 0:0:0:0:0:ffff:20bf:91a0
32.191.145.161 0:0:0:0:0:ffff:20bf:91a1
32.191.145.162 0:0:0:0:0:ffff:20bf:91a2
32.191.145.163 0:0:0:0:0:ffff:20bf:91a3
32.191.145.164 0:0:0:0:0:ffff:20bf:91a4
32.191.145.165 0:0:0:0:0:ffff:20bf:91a5
32.191.145.166 0:0:0:0:0:ffff:20bf:91a6
32.191.145.167 0:0:0:0:0:ffff:20bf:91a7
32.191.145.168 0:0:0:0:0:ffff:20bf:91a8
32.191.145.169 0:0:0:0:0:ffff:20bf:91a9
32.191.145.170 0:0:0:0:0:ffff:20bf:91aa
32.191.145.171 0:0:0:0:0:ffff:20bf:91ab
32.191.145.172 0:0:0:0:0:ffff:20bf:91ac
32.191.145.173 0:0:0:0:0:ffff:20bf:91ad
32.191.145.174 0:0:0:0:0:ffff:20bf:91ae
32.191.145.175 0:0:0:0:0:ffff:20bf:91af
32.191.145.176 0:0:0:0:0:ffff:20bf:91b0
32.191.145.177 0:0:0:0:0:ffff:20bf:91b1
32.191.145.178 0:0:0:0:0:ffff:20bf:91b2
32.191.145.179 0:0:0:0:0:ffff:20bf:91b3
32.191.145.180 0:0:0:0:0:ffff:20bf:91b4


32.191.145.181 0:0:0:0:0:ffff:20bf:91b5
32.191.145.182 0:0:0:0:0:ffff:20bf:91b6
32.191.145.183 0:0:0:0:0:ffff:20bf:91b7
32.191.145.184 0:0:0:0:0:ffff:20bf:91b8
32.191.145.185 0:0:0:0:0:ffff:20bf:91b9
32.191.145.186 0:0:0:0:0:ffff:20bf:91ba
32.191.145.187 0:0:0:0:0:ffff:20bf:91bb
32.191.145.188 0:0:0:0:0:ffff:20bf:91bc
32.191.145.189 0:0:0:0:0:ffff:20bf:91bd
32.191.145.190 0:0:0:0:0:ffff:20bf:91be
32.191.145.191 0:0:0:0:0:ffff:20bf:91bf
32.191.145.192 0:0:0:0:0:ffff:20bf:91c0
32.191.145.193 0:0:0:0:0:ffff:20bf:91c1
32.191.145.194 0:0:0:0:0:ffff:20bf:91c2
32.191.145.195 0:0:0:0:0:ffff:20bf:91c3
32.191.145.196 0:0:0:0:0:ffff:20bf:91c4
32.191.145.197 0:0:0:0:0:ffff:20bf:91c5
32.191.145.198 0:0:0:0:0:ffff:20bf:91c6
32.191.145.199 0:0:0:0:0:ffff:20bf:91c7
32.191.145.200 0:0:0:0:0:ffff:20bf:91c8
32.191.145.201 0:0:0:0:0:ffff:20bf:91c9
32.191.145.202 0:0:0:0:0:ffff:20bf:91ca
32.191.145.203 0:0:0:0:0:ffff:20bf:91cb
32.191.145.204 0:0:0:0:0:ffff:20bf:91cc
32.191.145.205 0:0:0:0:0:ffff:20bf:91cd
32.191.145.206 0:0:0:0:0:ffff:20bf:91ce
32.191.145.207 0:0:0:0:0:ffff:20bf:91cf
32.191.145.208 0:0:0:0:0:ffff:20bf:91d0
32.191.145.209 0:0:0:0:0:ffff:20bf:91d1
32.191.145.210 0:0:0:0:0:ffff:20bf:91d2
32.191.145.211 0:0:0:0:0:ffff:20bf:91d3
32.191.145.212 0:0:0:0:0:ffff:20bf:91d4
32.191.145.213 0:0:0:0:0:ffff:20bf:91d5
32.191.145.214 0:0:0:0:0:ffff:20bf:91d6
32.191.145.215 0:0:0:0:0:ffff:20bf:91d7
32.191.145.216 0:0:0:0:0:ffff:20bf:91d8
32.191.145.217 0:0:0:0:0:ffff:20bf:91d9
32.191.145.218 0:0:0:0:0:ffff:20bf:91da
32.191.145.219 0:0:0:0:0:ffff:20bf:91db
32.191.145.220 0:0:0:0:0:ffff:20bf:91dc
32.191.145.221 0:0:0:0:0:ffff:20bf:91dd
32.191.145.222 0:0:0:0:0:ffff:20bf:91de
32.191.145.223 0:0:0:0:0:ffff:20bf:91df
32.191.145.224 0:0:0:0:0:ffff:20bf:91e0
32.191.145.225 0:0:0:0:0:ffff:20bf:91e1
32.191.145.226 0:0:0:0:0:ffff:20bf:91e2
32.191.145.227 0:0:0:0:0:ffff:20bf:91e3
32.191.145.228 0:0:0:0:0:ffff:20bf:91e4
32.191.145.229 0:0:0:0:0:ffff:20bf:91e5
32.191.145.230 0:0:0:0:0:ffff:20bf:91e6
32.191.145.231 0:0:0:0:0:ffff:20bf:91e7
32.191.145.232 0:0:0:0:0:ffff:20bf:91e8
32.191.145.233 0:0:0:0:0:ffff:20bf:91e9
32.191.145.234 0:0:0:0:0:ffff:20bf:91ea
32.191.145.235 0:0:0:0:0:ffff:20bf:91eb
32.191.145.236 0:0:0:0:0:ffff:20bf:91ec
32.191.145.237 0:0:0:0:0:ffff:20bf:91ed
32.191.145.238 0:0:0:0:0:ffff:20bf:91ee
32.191.145.239 0:0:0:0:0:ffff:20bf:91ef
32.191.145.240 0:0:0:0:0:ffff:20bf:91f0
32.191.145.241 0:0:0:0:0:ffff:20bf:91f1
32.191.145.242 0:0:0:0:0:ffff:20bf:91f2
32.191.145.243 0:0:0:0:0:ffff:20bf:91f3
32.191.145.244 0:0:0:0:0:ffff:20bf:91f4
32.191.145.245 0:0:0:0:0:ffff:20bf:91f5
32.191.145.246 0:0:0:0:0:ffff:20bf:91f6
32.191.145.247 0:0:0:0:0:ffff:20bf:91f7
32.191.145.248 0:0:0:0:0:ffff:20bf:91f8
32.191.145.249 0:0:0:0:0:ffff:20bf:91f9
32.191.145.250 0:0:0:0:0:ffff:20bf:91fa
32.191.145.251 0:0:0:0:0:ffff:20bf:91fb
32.191.145.252 0:0:0:0:0:ffff:20bf:91fc
32.191.145.253 0:0:0:0:0:ffff:20bf:91fd
32.191.145.254 0:0:0:0:0:ffff:20bf:91fe
32.191.145.255 0:0:0:0:0:ffff:20bf:91ff


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.