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
203.153.65.1 0:0:0:0:0:ffff:cb99:4101
203.153.65.2 0:0:0:0:0:ffff:cb99:4102
203.153.65.3 0:0:0:0:0:ffff:cb99:4103
203.153.65.4 0:0:0:0:0:ffff:cb99:4104
203.153.65.5 0:0:0:0:0:ffff:cb99:4105
203.153.65.6 0:0:0:0:0:ffff:cb99:4106
203.153.65.7 0:0:0:0:0:ffff:cb99:4107
203.153.65.8 0:0:0:0:0:ffff:cb99:4108
203.153.65.9 0:0:0:0:0:ffff:cb99:4109
203.153.65.10 0:0:0:0:0:ffff:cb99:410a
203.153.65.11 0:0:0:0:0:ffff:cb99:410b
203.153.65.12 0:0:0:0:0:ffff:cb99:410c
203.153.65.13 0:0:0:0:0:ffff:cb99:410d
203.153.65.14 0:0:0:0:0:ffff:cb99:410e
203.153.65.15 0:0:0:0:0:ffff:cb99:410f
203.153.65.16 0:0:0:0:0:ffff:cb99:4110
203.153.65.17 0:0:0:0:0:ffff:cb99:4111
203.153.65.18 0:0:0:0:0:ffff:cb99:4112
203.153.65.19 0:0:0:0:0:ffff:cb99:4113
203.153.65.20 0:0:0:0:0:ffff:cb99:4114
203.153.65.21 0:0:0:0:0:ffff:cb99:4115
203.153.65.22 0:0:0:0:0:ffff:cb99:4116
203.153.65.23 0:0:0:0:0:ffff:cb99:4117
203.153.65.24 0:0:0:0:0:ffff:cb99:4118
203.153.65.25 0:0:0:0:0:ffff:cb99:4119
203.153.65.26 0:0:0:0:0:ffff:cb99:411a
203.153.65.27 0:0:0:0:0:ffff:cb99:411b
203.153.65.28 0:0:0:0:0:ffff:cb99:411c
203.153.65.29 0:0:0:0:0:ffff:cb99:411d
203.153.65.30 0:0:0:0:0:ffff:cb99:411e
203.153.65.31 0:0:0:0:0:ffff:cb99:411f
203.153.65.32 0:0:0:0:0:ffff:cb99:4120
203.153.65.33 0:0:0:0:0:ffff:cb99:4121
203.153.65.34 0:0:0:0:0:ffff:cb99:4122
203.153.65.35 0:0:0:0:0:ffff:cb99:4123
203.153.65.36 0:0:0:0:0:ffff:cb99:4124
203.153.65.37 0:0:0:0:0:ffff:cb99:4125
203.153.65.38 0:0:0:0:0:ffff:cb99:4126
203.153.65.39 0:0:0:0:0:ffff:cb99:4127
203.153.65.40 0:0:0:0:0:ffff:cb99:4128
203.153.65.41 0:0:0:0:0:ffff:cb99:4129
203.153.65.42 0:0:0:0:0:ffff:cb99:412a
203.153.65.43 0:0:0:0:0:ffff:cb99:412b
203.153.65.44 0:0:0:0:0:ffff:cb99:412c
203.153.65.45 0:0:0:0:0:ffff:cb99:412d
203.153.65.46 0:0:0:0:0:ffff:cb99:412e
203.153.65.47 0:0:0:0:0:ffff:cb99:412f
203.153.65.48 0:0:0:0:0:ffff:cb99:4130
203.153.65.49 0:0:0:0:0:ffff:cb99:4131
203.153.65.50 0:0:0:0:0:ffff:cb99:4132
203.153.65.51 0:0:0:0:0:ffff:cb99:4133
203.153.65.52 0:0:0:0:0:ffff:cb99:4134
203.153.65.53 0:0:0:0:0:ffff:cb99:4135
203.153.65.54 0:0:0:0:0:ffff:cb99:4136
203.153.65.55 0:0:0:0:0:ffff:cb99:4137
203.153.65.56 0:0:0:0:0:ffff:cb99:4138
203.153.65.57 0:0:0:0:0:ffff:cb99:4139
203.153.65.58 0:0:0:0:0:ffff:cb99:413a
203.153.65.59 0:0:0:0:0:ffff:cb99:413b
203.153.65.60 0:0:0:0:0:ffff:cb99:413c


203.153.65.61 0:0:0:0:0:ffff:cb99:413d
203.153.65.62 0:0:0:0:0:ffff:cb99:413e
203.153.65.63 0:0:0:0:0:ffff:cb99:413f
203.153.65.64 0:0:0:0:0:ffff:cb99:4140
203.153.65.65 0:0:0:0:0:ffff:cb99:4141
203.153.65.66 0:0:0:0:0:ffff:cb99:4142
203.153.65.67 0:0:0:0:0:ffff:cb99:4143
203.153.65.68 0:0:0:0:0:ffff:cb99:4144
203.153.65.69 0:0:0:0:0:ffff:cb99:4145
203.153.65.70 0:0:0:0:0:ffff:cb99:4146
203.153.65.71 0:0:0:0:0:ffff:cb99:4147
203.153.65.72 0:0:0:0:0:ffff:cb99:4148
203.153.65.73 0:0:0:0:0:ffff:cb99:4149
203.153.65.74 0:0:0:0:0:ffff:cb99:414a
203.153.65.75 0:0:0:0:0:ffff:cb99:414b
203.153.65.76 0:0:0:0:0:ffff:cb99:414c
203.153.65.77 0:0:0:0:0:ffff:cb99:414d
203.153.65.78 0:0:0:0:0:ffff:cb99:414e
203.153.65.79 0:0:0:0:0:ffff:cb99:414f
203.153.65.80 0:0:0:0:0:ffff:cb99:4150
203.153.65.81 0:0:0:0:0:ffff:cb99:4151
203.153.65.82 0:0:0:0:0:ffff:cb99:4152
203.153.65.83 0:0:0:0:0:ffff:cb99:4153
203.153.65.84 0:0:0:0:0:ffff:cb99:4154
203.153.65.85 0:0:0:0:0:ffff:cb99:4155
203.153.65.86 0:0:0:0:0:ffff:cb99:4156
203.153.65.87 0:0:0:0:0:ffff:cb99:4157
203.153.65.88 0:0:0:0:0:ffff:cb99:4158
203.153.65.89 0:0:0:0:0:ffff:cb99:4159
203.153.65.90 0:0:0:0:0:ffff:cb99:415a
203.153.65.91 0:0:0:0:0:ffff:cb99:415b
203.153.65.92 0:0:0:0:0:ffff:cb99:415c
203.153.65.93 0:0:0:0:0:ffff:cb99:415d
203.153.65.94 0:0:0:0:0:ffff:cb99:415e
203.153.65.95 0:0:0:0:0:ffff:cb99:415f
203.153.65.96 0:0:0:0:0:ffff:cb99:4160
203.153.65.97 0:0:0:0:0:ffff:cb99:4161
203.153.65.98 0:0:0:0:0:ffff:cb99:4162
203.153.65.99 0:0:0:0:0:ffff:cb99:4163
203.153.65.100 0:0:0:0:0:ffff:cb99:4164
203.153.65.101 0:0:0:0:0:ffff:cb99:4165
203.153.65.102 0:0:0:0:0:ffff:cb99:4166
203.153.65.103 0:0:0:0:0:ffff:cb99:4167
203.153.65.104 0:0:0:0:0:ffff:cb99:4168
203.153.65.105 0:0:0:0:0:ffff:cb99:4169
203.153.65.106 0:0:0:0:0:ffff:cb99:416a
203.153.65.107 0:0:0:0:0:ffff:cb99:416b
203.153.65.108 0:0:0:0:0:ffff:cb99:416c
203.153.65.109 0:0:0:0:0:ffff:cb99:416d
203.153.65.110 0:0:0:0:0:ffff:cb99:416e
203.153.65.111 0:0:0:0:0:ffff:cb99:416f
203.153.65.112 0:0:0:0:0:ffff:cb99:4170
203.153.65.113 0:0:0:0:0:ffff:cb99:4171
203.153.65.114 0:0:0:0:0:ffff:cb99:4172
203.153.65.115 0:0:0:0:0:ffff:cb99:4173
203.153.65.116 0:0:0:0:0:ffff:cb99:4174
203.153.65.117 0:0:0:0:0:ffff:cb99:4175
203.153.65.118 0:0:0:0:0:ffff:cb99:4176
203.153.65.119 0:0:0:0:0:ffff:cb99:4177
203.153.65.120 0:0:0:0:0:ffff:cb99:4178


203.153.65.121 0:0:0:0:0:ffff:cb99:4179
203.153.65.122 0:0:0:0:0:ffff:cb99:417a
203.153.65.123 0:0:0:0:0:ffff:cb99:417b
203.153.65.124 0:0:0:0:0:ffff:cb99:417c
203.153.65.125 0:0:0:0:0:ffff:cb99:417d
203.153.65.126 0:0:0:0:0:ffff:cb99:417e
203.153.65.127 0:0:0:0:0:ffff:cb99:417f
203.153.65.128 0:0:0:0:0:ffff:cb99:4180
203.153.65.129 0:0:0:0:0:ffff:cb99:4181
203.153.65.130 0:0:0:0:0:ffff:cb99:4182
203.153.65.131 0:0:0:0:0:ffff:cb99:4183
203.153.65.132 0:0:0:0:0:ffff:cb99:4184
203.153.65.133 0:0:0:0:0:ffff:cb99:4185
203.153.65.134 0:0:0:0:0:ffff:cb99:4186
203.153.65.135 0:0:0:0:0:ffff:cb99:4187
203.153.65.136 0:0:0:0:0:ffff:cb99:4188
203.153.65.137 0:0:0:0:0:ffff:cb99:4189
203.153.65.138 0:0:0:0:0:ffff:cb99:418a
203.153.65.139 0:0:0:0:0:ffff:cb99:418b
203.153.65.140 0:0:0:0:0:ffff:cb99:418c
203.153.65.141 0:0:0:0:0:ffff:cb99:418d
203.153.65.142 0:0:0:0:0:ffff:cb99:418e
203.153.65.143 0:0:0:0:0:ffff:cb99:418f
203.153.65.144 0:0:0:0:0:ffff:cb99:4190
203.153.65.145 0:0:0:0:0:ffff:cb99:4191
203.153.65.146 0:0:0:0:0:ffff:cb99:4192
203.153.65.147 0:0:0:0:0:ffff:cb99:4193
203.153.65.148 0:0:0:0:0:ffff:cb99:4194
203.153.65.149 0:0:0:0:0:ffff:cb99:4195
203.153.65.150 0:0:0:0:0:ffff:cb99:4196
203.153.65.151 0:0:0:0:0:ffff:cb99:4197
203.153.65.152 0:0:0:0:0:ffff:cb99:4198
203.153.65.153 0:0:0:0:0:ffff:cb99:4199
203.153.65.154 0:0:0:0:0:ffff:cb99:419a
203.153.65.155 0:0:0:0:0:ffff:cb99:419b
203.153.65.156 0:0:0:0:0:ffff:cb99:419c
203.153.65.157 0:0:0:0:0:ffff:cb99:419d
203.153.65.158 0:0:0:0:0:ffff:cb99:419e
203.153.65.159 0:0:0:0:0:ffff:cb99:419f
203.153.65.160 0:0:0:0:0:ffff:cb99:41a0
203.153.65.161 0:0:0:0:0:ffff:cb99:41a1
203.153.65.162 0:0:0:0:0:ffff:cb99:41a2
203.153.65.163 0:0:0:0:0:ffff:cb99:41a3
203.153.65.164 0:0:0:0:0:ffff:cb99:41a4
203.153.65.165 0:0:0:0:0:ffff:cb99:41a5
203.153.65.166 0:0:0:0:0:ffff:cb99:41a6
203.153.65.167 0:0:0:0:0:ffff:cb99:41a7
203.153.65.168 0:0:0:0:0:ffff:cb99:41a8
203.153.65.169 0:0:0:0:0:ffff:cb99:41a9
203.153.65.170 0:0:0:0:0:ffff:cb99:41aa
203.153.65.171 0:0:0:0:0:ffff:cb99:41ab
203.153.65.172 0:0:0:0:0:ffff:cb99:41ac
203.153.65.173 0:0:0:0:0:ffff:cb99:41ad
203.153.65.174 0:0:0:0:0:ffff:cb99:41ae
203.153.65.175 0:0:0:0:0:ffff:cb99:41af
203.153.65.176 0:0:0:0:0:ffff:cb99:41b0
203.153.65.177 0:0:0:0:0:ffff:cb99:41b1
203.153.65.178 0:0:0:0:0:ffff:cb99:41b2
203.153.65.179 0:0:0:0:0:ffff:cb99:41b3
203.153.65.180 0:0:0:0:0:ffff:cb99:41b4


203.153.65.181 0:0:0:0:0:ffff:cb99:41b5
203.153.65.182 0:0:0:0:0:ffff:cb99:41b6
203.153.65.183 0:0:0:0:0:ffff:cb99:41b7
203.153.65.184 0:0:0:0:0:ffff:cb99:41b8
203.153.65.185 0:0:0:0:0:ffff:cb99:41b9
203.153.65.186 0:0:0:0:0:ffff:cb99:41ba
203.153.65.187 0:0:0:0:0:ffff:cb99:41bb
203.153.65.188 0:0:0:0:0:ffff:cb99:41bc
203.153.65.189 0:0:0:0:0:ffff:cb99:41bd
203.153.65.190 0:0:0:0:0:ffff:cb99:41be
203.153.65.191 0:0:0:0:0:ffff:cb99:41bf
203.153.65.192 0:0:0:0:0:ffff:cb99:41c0
203.153.65.193 0:0:0:0:0:ffff:cb99:41c1
203.153.65.194 0:0:0:0:0:ffff:cb99:41c2
203.153.65.195 0:0:0:0:0:ffff:cb99:41c3
203.153.65.196 0:0:0:0:0:ffff:cb99:41c4
203.153.65.197 0:0:0:0:0:ffff:cb99:41c5
203.153.65.198 0:0:0:0:0:ffff:cb99:41c6
203.153.65.199 0:0:0:0:0:ffff:cb99:41c7
203.153.65.200 0:0:0:0:0:ffff:cb99:41c8
203.153.65.201 0:0:0:0:0:ffff:cb99:41c9
203.153.65.202 0:0:0:0:0:ffff:cb99:41ca
203.153.65.203 0:0:0:0:0:ffff:cb99:41cb
203.153.65.204 0:0:0:0:0:ffff:cb99:41cc
203.153.65.205 0:0:0:0:0:ffff:cb99:41cd
203.153.65.206 0:0:0:0:0:ffff:cb99:41ce
203.153.65.207 0:0:0:0:0:ffff:cb99:41cf
203.153.65.208 0:0:0:0:0:ffff:cb99:41d0
203.153.65.209 0:0:0:0:0:ffff:cb99:41d1
203.153.65.210 0:0:0:0:0:ffff:cb99:41d2
203.153.65.211 0:0:0:0:0:ffff:cb99:41d3
203.153.65.212 0:0:0:0:0:ffff:cb99:41d4
203.153.65.213 0:0:0:0:0:ffff:cb99:41d5
203.153.65.214 0:0:0:0:0:ffff:cb99:41d6
203.153.65.215 0:0:0:0:0:ffff:cb99:41d7
203.153.65.216 0:0:0:0:0:ffff:cb99:41d8
203.153.65.217 0:0:0:0:0:ffff:cb99:41d9
203.153.65.218 0:0:0:0:0:ffff:cb99:41da
203.153.65.219 0:0:0:0:0:ffff:cb99:41db
203.153.65.220 0:0:0:0:0:ffff:cb99:41dc
203.153.65.221 0:0:0:0:0:ffff:cb99:41dd
203.153.65.222 0:0:0:0:0:ffff:cb99:41de
203.153.65.223 0:0:0:0:0:ffff:cb99:41df
203.153.65.224 0:0:0:0:0:ffff:cb99:41e0
203.153.65.225 0:0:0:0:0:ffff:cb99:41e1
203.153.65.226 0:0:0:0:0:ffff:cb99:41e2
203.153.65.227 0:0:0:0:0:ffff:cb99:41e3
203.153.65.228 0:0:0:0:0:ffff:cb99:41e4
203.153.65.229 0:0:0:0:0:ffff:cb99:41e5
203.153.65.230 0:0:0:0:0:ffff:cb99:41e6
203.153.65.231 0:0:0:0:0:ffff:cb99:41e7
203.153.65.232 0:0:0:0:0:ffff:cb99:41e8
203.153.65.233 0:0:0:0:0:ffff:cb99:41e9
203.153.65.234 0:0:0:0:0:ffff:cb99:41ea
203.153.65.235 0:0:0:0:0:ffff:cb99:41eb
203.153.65.236 0:0:0:0:0:ffff:cb99:41ec
203.153.65.237 0:0:0:0:0:ffff:cb99:41ed
203.153.65.238 0:0:0:0:0:ffff:cb99:41ee
203.153.65.239 0:0:0:0:0:ffff:cb99:41ef
203.153.65.240 0:0:0:0:0:ffff:cb99:41f0
203.153.65.241 0:0:0:0:0:ffff:cb99:41f1
203.153.65.242 0:0:0:0:0:ffff:cb99:41f2
203.153.65.243 0:0:0:0:0:ffff:cb99:41f3
203.153.65.244 0:0:0:0:0:ffff:cb99:41f4
203.153.65.245 0:0:0:0:0:ffff:cb99:41f5
203.153.65.246 0:0:0:0:0:ffff:cb99:41f6
203.153.65.247 0:0:0:0:0:ffff:cb99:41f7
203.153.65.248 0:0:0:0:0:ffff:cb99:41f8
203.153.65.249 0:0:0:0:0:ffff:cb99:41f9
203.153.65.250 0:0:0:0:0:ffff:cb99:41fa
203.153.65.251 0:0:0:0:0:ffff:cb99:41fb
203.153.65.252 0:0:0:0:0:ffff:cb99:41fc
203.153.65.253 0:0:0:0:0:ffff:cb99:41fd
203.153.65.254 0:0:0:0:0:ffff:cb99:41fe
203.153.65.255 0:0:0:0:0:ffff:cb99:41ff


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.