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
236.166.65.1 0:0:0:0:0:ffff:eca6:4101
236.166.65.2 0:0:0:0:0:ffff:eca6:4102
236.166.65.3 0:0:0:0:0:ffff:eca6:4103
236.166.65.4 0:0:0:0:0:ffff:eca6:4104
236.166.65.5 0:0:0:0:0:ffff:eca6:4105
236.166.65.6 0:0:0:0:0:ffff:eca6:4106
236.166.65.7 0:0:0:0:0:ffff:eca6:4107
236.166.65.8 0:0:0:0:0:ffff:eca6:4108
236.166.65.9 0:0:0:0:0:ffff:eca6:4109
236.166.65.10 0:0:0:0:0:ffff:eca6:410a
236.166.65.11 0:0:0:0:0:ffff:eca6:410b
236.166.65.12 0:0:0:0:0:ffff:eca6:410c
236.166.65.13 0:0:0:0:0:ffff:eca6:410d
236.166.65.14 0:0:0:0:0:ffff:eca6:410e
236.166.65.15 0:0:0:0:0:ffff:eca6:410f
236.166.65.16 0:0:0:0:0:ffff:eca6:4110
236.166.65.17 0:0:0:0:0:ffff:eca6:4111
236.166.65.18 0:0:0:0:0:ffff:eca6:4112
236.166.65.19 0:0:0:0:0:ffff:eca6:4113
236.166.65.20 0:0:0:0:0:ffff:eca6:4114
236.166.65.21 0:0:0:0:0:ffff:eca6:4115
236.166.65.22 0:0:0:0:0:ffff:eca6:4116
236.166.65.23 0:0:0:0:0:ffff:eca6:4117
236.166.65.24 0:0:0:0:0:ffff:eca6:4118
236.166.65.25 0:0:0:0:0:ffff:eca6:4119
236.166.65.26 0:0:0:0:0:ffff:eca6:411a
236.166.65.27 0:0:0:0:0:ffff:eca6:411b
236.166.65.28 0:0:0:0:0:ffff:eca6:411c
236.166.65.29 0:0:0:0:0:ffff:eca6:411d
236.166.65.30 0:0:0:0:0:ffff:eca6:411e
236.166.65.31 0:0:0:0:0:ffff:eca6:411f
236.166.65.32 0:0:0:0:0:ffff:eca6:4120
236.166.65.33 0:0:0:0:0:ffff:eca6:4121
236.166.65.34 0:0:0:0:0:ffff:eca6:4122
236.166.65.35 0:0:0:0:0:ffff:eca6:4123
236.166.65.36 0:0:0:0:0:ffff:eca6:4124
236.166.65.37 0:0:0:0:0:ffff:eca6:4125
236.166.65.38 0:0:0:0:0:ffff:eca6:4126
236.166.65.39 0:0:0:0:0:ffff:eca6:4127
236.166.65.40 0:0:0:0:0:ffff:eca6:4128
236.166.65.41 0:0:0:0:0:ffff:eca6:4129
236.166.65.42 0:0:0:0:0:ffff:eca6:412a
236.166.65.43 0:0:0:0:0:ffff:eca6:412b
236.166.65.44 0:0:0:0:0:ffff:eca6:412c
236.166.65.45 0:0:0:0:0:ffff:eca6:412d
236.166.65.46 0:0:0:0:0:ffff:eca6:412e
236.166.65.47 0:0:0:0:0:ffff:eca6:412f
236.166.65.48 0:0:0:0:0:ffff:eca6:4130
236.166.65.49 0:0:0:0:0:ffff:eca6:4131
236.166.65.50 0:0:0:0:0:ffff:eca6:4132
236.166.65.51 0:0:0:0:0:ffff:eca6:4133
236.166.65.52 0:0:0:0:0:ffff:eca6:4134
236.166.65.53 0:0:0:0:0:ffff:eca6:4135
236.166.65.54 0:0:0:0:0:ffff:eca6:4136
236.166.65.55 0:0:0:0:0:ffff:eca6:4137
236.166.65.56 0:0:0:0:0:ffff:eca6:4138
236.166.65.57 0:0:0:0:0:ffff:eca6:4139
236.166.65.58 0:0:0:0:0:ffff:eca6:413a
236.166.65.59 0:0:0:0:0:ffff:eca6:413b
236.166.65.60 0:0:0:0:0:ffff:eca6:413c


236.166.65.61 0:0:0:0:0:ffff:eca6:413d
236.166.65.62 0:0:0:0:0:ffff:eca6:413e
236.166.65.63 0:0:0:0:0:ffff:eca6:413f
236.166.65.64 0:0:0:0:0:ffff:eca6:4140
236.166.65.65 0:0:0:0:0:ffff:eca6:4141
236.166.65.66 0:0:0:0:0:ffff:eca6:4142
236.166.65.67 0:0:0:0:0:ffff:eca6:4143
236.166.65.68 0:0:0:0:0:ffff:eca6:4144
236.166.65.69 0:0:0:0:0:ffff:eca6:4145
236.166.65.70 0:0:0:0:0:ffff:eca6:4146
236.166.65.71 0:0:0:0:0:ffff:eca6:4147
236.166.65.72 0:0:0:0:0:ffff:eca6:4148
236.166.65.73 0:0:0:0:0:ffff:eca6:4149
236.166.65.74 0:0:0:0:0:ffff:eca6:414a
236.166.65.75 0:0:0:0:0:ffff:eca6:414b
236.166.65.76 0:0:0:0:0:ffff:eca6:414c
236.166.65.77 0:0:0:0:0:ffff:eca6:414d
236.166.65.78 0:0:0:0:0:ffff:eca6:414e
236.166.65.79 0:0:0:0:0:ffff:eca6:414f
236.166.65.80 0:0:0:0:0:ffff:eca6:4150
236.166.65.81 0:0:0:0:0:ffff:eca6:4151
236.166.65.82 0:0:0:0:0:ffff:eca6:4152
236.166.65.83 0:0:0:0:0:ffff:eca6:4153
236.166.65.84 0:0:0:0:0:ffff:eca6:4154
236.166.65.85 0:0:0:0:0:ffff:eca6:4155
236.166.65.86 0:0:0:0:0:ffff:eca6:4156
236.166.65.87 0:0:0:0:0:ffff:eca6:4157
236.166.65.88 0:0:0:0:0:ffff:eca6:4158
236.166.65.89 0:0:0:0:0:ffff:eca6:4159
236.166.65.90 0:0:0:0:0:ffff:eca6:415a
236.166.65.91 0:0:0:0:0:ffff:eca6:415b
236.166.65.92 0:0:0:0:0:ffff:eca6:415c
236.166.65.93 0:0:0:0:0:ffff:eca6:415d
236.166.65.94 0:0:0:0:0:ffff:eca6:415e
236.166.65.95 0:0:0:0:0:ffff:eca6:415f
236.166.65.96 0:0:0:0:0:ffff:eca6:4160
236.166.65.97 0:0:0:0:0:ffff:eca6:4161
236.166.65.98 0:0:0:0:0:ffff:eca6:4162
236.166.65.99 0:0:0:0:0:ffff:eca6:4163
236.166.65.100 0:0:0:0:0:ffff:eca6:4164
236.166.65.101 0:0:0:0:0:ffff:eca6:4165
236.166.65.102 0:0:0:0:0:ffff:eca6:4166
236.166.65.103 0:0:0:0:0:ffff:eca6:4167
236.166.65.104 0:0:0:0:0:ffff:eca6:4168
236.166.65.105 0:0:0:0:0:ffff:eca6:4169
236.166.65.106 0:0:0:0:0:ffff:eca6:416a
236.166.65.107 0:0:0:0:0:ffff:eca6:416b
236.166.65.108 0:0:0:0:0:ffff:eca6:416c
236.166.65.109 0:0:0:0:0:ffff:eca6:416d
236.166.65.110 0:0:0:0:0:ffff:eca6:416e
236.166.65.111 0:0:0:0:0:ffff:eca6:416f
236.166.65.112 0:0:0:0:0:ffff:eca6:4170
236.166.65.113 0:0:0:0:0:ffff:eca6:4171
236.166.65.114 0:0:0:0:0:ffff:eca6:4172
236.166.65.115 0:0:0:0:0:ffff:eca6:4173
236.166.65.116 0:0:0:0:0:ffff:eca6:4174
236.166.65.117 0:0:0:0:0:ffff:eca6:4175
236.166.65.118 0:0:0:0:0:ffff:eca6:4176
236.166.65.119 0:0:0:0:0:ffff:eca6:4177
236.166.65.120 0:0:0:0:0:ffff:eca6:4178


236.166.65.121 0:0:0:0:0:ffff:eca6:4179
236.166.65.122 0:0:0:0:0:ffff:eca6:417a
236.166.65.123 0:0:0:0:0:ffff:eca6:417b
236.166.65.124 0:0:0:0:0:ffff:eca6:417c
236.166.65.125 0:0:0:0:0:ffff:eca6:417d
236.166.65.126 0:0:0:0:0:ffff:eca6:417e
236.166.65.127 0:0:0:0:0:ffff:eca6:417f
236.166.65.128 0:0:0:0:0:ffff:eca6:4180
236.166.65.129 0:0:0:0:0:ffff:eca6:4181
236.166.65.130 0:0:0:0:0:ffff:eca6:4182
236.166.65.131 0:0:0:0:0:ffff:eca6:4183
236.166.65.132 0:0:0:0:0:ffff:eca6:4184
236.166.65.133 0:0:0:0:0:ffff:eca6:4185
236.166.65.134 0:0:0:0:0:ffff:eca6:4186
236.166.65.135 0:0:0:0:0:ffff:eca6:4187
236.166.65.136 0:0:0:0:0:ffff:eca6:4188
236.166.65.137 0:0:0:0:0:ffff:eca6:4189
236.166.65.138 0:0:0:0:0:ffff:eca6:418a
236.166.65.139 0:0:0:0:0:ffff:eca6:418b
236.166.65.140 0:0:0:0:0:ffff:eca6:418c
236.166.65.141 0:0:0:0:0:ffff:eca6:418d
236.166.65.142 0:0:0:0:0:ffff:eca6:418e
236.166.65.143 0:0:0:0:0:ffff:eca6:418f
236.166.65.144 0:0:0:0:0:ffff:eca6:4190
236.166.65.145 0:0:0:0:0:ffff:eca6:4191
236.166.65.146 0:0:0:0:0:ffff:eca6:4192
236.166.65.147 0:0:0:0:0:ffff:eca6:4193
236.166.65.148 0:0:0:0:0:ffff:eca6:4194
236.166.65.149 0:0:0:0:0:ffff:eca6:4195
236.166.65.150 0:0:0:0:0:ffff:eca6:4196
236.166.65.151 0:0:0:0:0:ffff:eca6:4197
236.166.65.152 0:0:0:0:0:ffff:eca6:4198
236.166.65.153 0:0:0:0:0:ffff:eca6:4199
236.166.65.154 0:0:0:0:0:ffff:eca6:419a
236.166.65.155 0:0:0:0:0:ffff:eca6:419b
236.166.65.156 0:0:0:0:0:ffff:eca6:419c
236.166.65.157 0:0:0:0:0:ffff:eca6:419d
236.166.65.158 0:0:0:0:0:ffff:eca6:419e
236.166.65.159 0:0:0:0:0:ffff:eca6:419f
236.166.65.160 0:0:0:0:0:ffff:eca6:41a0
236.166.65.161 0:0:0:0:0:ffff:eca6:41a1
236.166.65.162 0:0:0:0:0:ffff:eca6:41a2
236.166.65.163 0:0:0:0:0:ffff:eca6:41a3
236.166.65.164 0:0:0:0:0:ffff:eca6:41a4
236.166.65.165 0:0:0:0:0:ffff:eca6:41a5
236.166.65.166 0:0:0:0:0:ffff:eca6:41a6
236.166.65.167 0:0:0:0:0:ffff:eca6:41a7
236.166.65.168 0:0:0:0:0:ffff:eca6:41a8
236.166.65.169 0:0:0:0:0:ffff:eca6:41a9
236.166.65.170 0:0:0:0:0:ffff:eca6:41aa
236.166.65.171 0:0:0:0:0:ffff:eca6:41ab
236.166.65.172 0:0:0:0:0:ffff:eca6:41ac
236.166.65.173 0:0:0:0:0:ffff:eca6:41ad
236.166.65.174 0:0:0:0:0:ffff:eca6:41ae
236.166.65.175 0:0:0:0:0:ffff:eca6:41af
236.166.65.176 0:0:0:0:0:ffff:eca6:41b0
236.166.65.177 0:0:0:0:0:ffff:eca6:41b1
236.166.65.178 0:0:0:0:0:ffff:eca6:41b2
236.166.65.179 0:0:0:0:0:ffff:eca6:41b3
236.166.65.180 0:0:0:0:0:ffff:eca6:41b4


236.166.65.181 0:0:0:0:0:ffff:eca6:41b5
236.166.65.182 0:0:0:0:0:ffff:eca6:41b6
236.166.65.183 0:0:0:0:0:ffff:eca6:41b7
236.166.65.184 0:0:0:0:0:ffff:eca6:41b8
236.166.65.185 0:0:0:0:0:ffff:eca6:41b9
236.166.65.186 0:0:0:0:0:ffff:eca6:41ba
236.166.65.187 0:0:0:0:0:ffff:eca6:41bb
236.166.65.188 0:0:0:0:0:ffff:eca6:41bc
236.166.65.189 0:0:0:0:0:ffff:eca6:41bd
236.166.65.190 0:0:0:0:0:ffff:eca6:41be
236.166.65.191 0:0:0:0:0:ffff:eca6:41bf
236.166.65.192 0:0:0:0:0:ffff:eca6:41c0
236.166.65.193 0:0:0:0:0:ffff:eca6:41c1
236.166.65.194 0:0:0:0:0:ffff:eca6:41c2
236.166.65.195 0:0:0:0:0:ffff:eca6:41c3
236.166.65.196 0:0:0:0:0:ffff:eca6:41c4
236.166.65.197 0:0:0:0:0:ffff:eca6:41c5
236.166.65.198 0:0:0:0:0:ffff:eca6:41c6
236.166.65.199 0:0:0:0:0:ffff:eca6:41c7
236.166.65.200 0:0:0:0:0:ffff:eca6:41c8
236.166.65.201 0:0:0:0:0:ffff:eca6:41c9
236.166.65.202 0:0:0:0:0:ffff:eca6:41ca
236.166.65.203 0:0:0:0:0:ffff:eca6:41cb
236.166.65.204 0:0:0:0:0:ffff:eca6:41cc
236.166.65.205 0:0:0:0:0:ffff:eca6:41cd
236.166.65.206 0:0:0:0:0:ffff:eca6:41ce
236.166.65.207 0:0:0:0:0:ffff:eca6:41cf
236.166.65.208 0:0:0:0:0:ffff:eca6:41d0
236.166.65.209 0:0:0:0:0:ffff:eca6:41d1
236.166.65.210 0:0:0:0:0:ffff:eca6:41d2
236.166.65.211 0:0:0:0:0:ffff:eca6:41d3
236.166.65.212 0:0:0:0:0:ffff:eca6:41d4
236.166.65.213 0:0:0:0:0:ffff:eca6:41d5
236.166.65.214 0:0:0:0:0:ffff:eca6:41d6
236.166.65.215 0:0:0:0:0:ffff:eca6:41d7
236.166.65.216 0:0:0:0:0:ffff:eca6:41d8
236.166.65.217 0:0:0:0:0:ffff:eca6:41d9
236.166.65.218 0:0:0:0:0:ffff:eca6:41da
236.166.65.219 0:0:0:0:0:ffff:eca6:41db
236.166.65.220 0:0:0:0:0:ffff:eca6:41dc
236.166.65.221 0:0:0:0:0:ffff:eca6:41dd
236.166.65.222 0:0:0:0:0:ffff:eca6:41de
236.166.65.223 0:0:0:0:0:ffff:eca6:41df
236.166.65.224 0:0:0:0:0:ffff:eca6:41e0
236.166.65.225 0:0:0:0:0:ffff:eca6:41e1
236.166.65.226 0:0:0:0:0:ffff:eca6:41e2
236.166.65.227 0:0:0:0:0:ffff:eca6:41e3
236.166.65.228 0:0:0:0:0:ffff:eca6:41e4
236.166.65.229 0:0:0:0:0:ffff:eca6:41e5
236.166.65.230 0:0:0:0:0:ffff:eca6:41e6
236.166.65.231 0:0:0:0:0:ffff:eca6:41e7
236.166.65.232 0:0:0:0:0:ffff:eca6:41e8
236.166.65.233 0:0:0:0:0:ffff:eca6:41e9
236.166.65.234 0:0:0:0:0:ffff:eca6:41ea
236.166.65.235 0:0:0:0:0:ffff:eca6:41eb
236.166.65.236 0:0:0:0:0:ffff:eca6:41ec
236.166.65.237 0:0:0:0:0:ffff:eca6:41ed
236.166.65.238 0:0:0:0:0:ffff:eca6:41ee
236.166.65.239 0:0:0:0:0:ffff:eca6:41ef
236.166.65.240 0:0:0:0:0:ffff:eca6:41f0
236.166.65.241 0:0:0:0:0:ffff:eca6:41f1
236.166.65.242 0:0:0:0:0:ffff:eca6:41f2
236.166.65.243 0:0:0:0:0:ffff:eca6:41f3
236.166.65.244 0:0:0:0:0:ffff:eca6:41f4
236.166.65.245 0:0:0:0:0:ffff:eca6:41f5
236.166.65.246 0:0:0:0:0:ffff:eca6:41f6
236.166.65.247 0:0:0:0:0:ffff:eca6:41f7
236.166.65.248 0:0:0:0:0:ffff:eca6:41f8
236.166.65.249 0:0:0:0:0:ffff:eca6:41f9
236.166.65.250 0:0:0:0:0:ffff:eca6:41fa
236.166.65.251 0:0:0:0:0:ffff:eca6:41fb
236.166.65.252 0:0:0:0:0:ffff:eca6:41fc
236.166.65.253 0:0:0:0:0:ffff:eca6:41fd
236.166.65.254 0:0:0:0:0:ffff:eca6:41fe
236.166.65.255 0:0:0:0:0:ffff:eca6:41ff


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.