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
115.2.66.1 0:0:0:0:0:ffff:7302:4201
115.2.66.2 0:0:0:0:0:ffff:7302:4202
115.2.66.3 0:0:0:0:0:ffff:7302:4203
115.2.66.4 0:0:0:0:0:ffff:7302:4204
115.2.66.5 0:0:0:0:0:ffff:7302:4205
115.2.66.6 0:0:0:0:0:ffff:7302:4206
115.2.66.7 0:0:0:0:0:ffff:7302:4207
115.2.66.8 0:0:0:0:0:ffff:7302:4208
115.2.66.9 0:0:0:0:0:ffff:7302:4209
115.2.66.10 0:0:0:0:0:ffff:7302:420a
115.2.66.11 0:0:0:0:0:ffff:7302:420b
115.2.66.12 0:0:0:0:0:ffff:7302:420c
115.2.66.13 0:0:0:0:0:ffff:7302:420d
115.2.66.14 0:0:0:0:0:ffff:7302:420e
115.2.66.15 0:0:0:0:0:ffff:7302:420f
115.2.66.16 0:0:0:0:0:ffff:7302:4210
115.2.66.17 0:0:0:0:0:ffff:7302:4211
115.2.66.18 0:0:0:0:0:ffff:7302:4212
115.2.66.19 0:0:0:0:0:ffff:7302:4213
115.2.66.20 0:0:0:0:0:ffff:7302:4214
115.2.66.21 0:0:0:0:0:ffff:7302:4215
115.2.66.22 0:0:0:0:0:ffff:7302:4216
115.2.66.23 0:0:0:0:0:ffff:7302:4217
115.2.66.24 0:0:0:0:0:ffff:7302:4218
115.2.66.25 0:0:0:0:0:ffff:7302:4219
115.2.66.26 0:0:0:0:0:ffff:7302:421a
115.2.66.27 0:0:0:0:0:ffff:7302:421b
115.2.66.28 0:0:0:0:0:ffff:7302:421c
115.2.66.29 0:0:0:0:0:ffff:7302:421d
115.2.66.30 0:0:0:0:0:ffff:7302:421e
115.2.66.31 0:0:0:0:0:ffff:7302:421f
115.2.66.32 0:0:0:0:0:ffff:7302:4220
115.2.66.33 0:0:0:0:0:ffff:7302:4221
115.2.66.34 0:0:0:0:0:ffff:7302:4222
115.2.66.35 0:0:0:0:0:ffff:7302:4223
115.2.66.36 0:0:0:0:0:ffff:7302:4224
115.2.66.37 0:0:0:0:0:ffff:7302:4225
115.2.66.38 0:0:0:0:0:ffff:7302:4226
115.2.66.39 0:0:0:0:0:ffff:7302:4227
115.2.66.40 0:0:0:0:0:ffff:7302:4228
115.2.66.41 0:0:0:0:0:ffff:7302:4229
115.2.66.42 0:0:0:0:0:ffff:7302:422a
115.2.66.43 0:0:0:0:0:ffff:7302:422b
115.2.66.44 0:0:0:0:0:ffff:7302:422c
115.2.66.45 0:0:0:0:0:ffff:7302:422d
115.2.66.46 0:0:0:0:0:ffff:7302:422e
115.2.66.47 0:0:0:0:0:ffff:7302:422f
115.2.66.48 0:0:0:0:0:ffff:7302:4230
115.2.66.49 0:0:0:0:0:ffff:7302:4231
115.2.66.50 0:0:0:0:0:ffff:7302:4232
115.2.66.51 0:0:0:0:0:ffff:7302:4233
115.2.66.52 0:0:0:0:0:ffff:7302:4234
115.2.66.53 0:0:0:0:0:ffff:7302:4235
115.2.66.54 0:0:0:0:0:ffff:7302:4236
115.2.66.55 0:0:0:0:0:ffff:7302:4237
115.2.66.56 0:0:0:0:0:ffff:7302:4238
115.2.66.57 0:0:0:0:0:ffff:7302:4239
115.2.66.58 0:0:0:0:0:ffff:7302:423a
115.2.66.59 0:0:0:0:0:ffff:7302:423b
115.2.66.60 0:0:0:0:0:ffff:7302:423c


115.2.66.61 0:0:0:0:0:ffff:7302:423d
115.2.66.62 0:0:0:0:0:ffff:7302:423e
115.2.66.63 0:0:0:0:0:ffff:7302:423f
115.2.66.64 0:0:0:0:0:ffff:7302:4240
115.2.66.65 0:0:0:0:0:ffff:7302:4241
115.2.66.66 0:0:0:0:0:ffff:7302:4242
115.2.66.67 0:0:0:0:0:ffff:7302:4243
115.2.66.68 0:0:0:0:0:ffff:7302:4244
115.2.66.69 0:0:0:0:0:ffff:7302:4245
115.2.66.70 0:0:0:0:0:ffff:7302:4246
115.2.66.71 0:0:0:0:0:ffff:7302:4247
115.2.66.72 0:0:0:0:0:ffff:7302:4248
115.2.66.73 0:0:0:0:0:ffff:7302:4249
115.2.66.74 0:0:0:0:0:ffff:7302:424a
115.2.66.75 0:0:0:0:0:ffff:7302:424b
115.2.66.76 0:0:0:0:0:ffff:7302:424c
115.2.66.77 0:0:0:0:0:ffff:7302:424d
115.2.66.78 0:0:0:0:0:ffff:7302:424e
115.2.66.79 0:0:0:0:0:ffff:7302:424f
115.2.66.80 0:0:0:0:0:ffff:7302:4250
115.2.66.81 0:0:0:0:0:ffff:7302:4251
115.2.66.82 0:0:0:0:0:ffff:7302:4252
115.2.66.83 0:0:0:0:0:ffff:7302:4253
115.2.66.84 0:0:0:0:0:ffff:7302:4254
115.2.66.85 0:0:0:0:0:ffff:7302:4255
115.2.66.86 0:0:0:0:0:ffff:7302:4256
115.2.66.87 0:0:0:0:0:ffff:7302:4257
115.2.66.88 0:0:0:0:0:ffff:7302:4258
115.2.66.89 0:0:0:0:0:ffff:7302:4259
115.2.66.90 0:0:0:0:0:ffff:7302:425a
115.2.66.91 0:0:0:0:0:ffff:7302:425b
115.2.66.92 0:0:0:0:0:ffff:7302:425c
115.2.66.93 0:0:0:0:0:ffff:7302:425d
115.2.66.94 0:0:0:0:0:ffff:7302:425e
115.2.66.95 0:0:0:0:0:ffff:7302:425f
115.2.66.96 0:0:0:0:0:ffff:7302:4260
115.2.66.97 0:0:0:0:0:ffff:7302:4261
115.2.66.98 0:0:0:0:0:ffff:7302:4262
115.2.66.99 0:0:0:0:0:ffff:7302:4263
115.2.66.100 0:0:0:0:0:ffff:7302:4264
115.2.66.101 0:0:0:0:0:ffff:7302:4265
115.2.66.102 0:0:0:0:0:ffff:7302:4266
115.2.66.103 0:0:0:0:0:ffff:7302:4267
115.2.66.104 0:0:0:0:0:ffff:7302:4268
115.2.66.105 0:0:0:0:0:ffff:7302:4269
115.2.66.106 0:0:0:0:0:ffff:7302:426a
115.2.66.107 0:0:0:0:0:ffff:7302:426b
115.2.66.108 0:0:0:0:0:ffff:7302:426c
115.2.66.109 0:0:0:0:0:ffff:7302:426d
115.2.66.110 0:0:0:0:0:ffff:7302:426e
115.2.66.111 0:0:0:0:0:ffff:7302:426f
115.2.66.112 0:0:0:0:0:ffff:7302:4270
115.2.66.113 0:0:0:0:0:ffff:7302:4271
115.2.66.114 0:0:0:0:0:ffff:7302:4272
115.2.66.115 0:0:0:0:0:ffff:7302:4273
115.2.66.116 0:0:0:0:0:ffff:7302:4274
115.2.66.117 0:0:0:0:0:ffff:7302:4275
115.2.66.118 0:0:0:0:0:ffff:7302:4276
115.2.66.119 0:0:0:0:0:ffff:7302:4277
115.2.66.120 0:0:0:0:0:ffff:7302:4278


115.2.66.121 0:0:0:0:0:ffff:7302:4279
115.2.66.122 0:0:0:0:0:ffff:7302:427a
115.2.66.123 0:0:0:0:0:ffff:7302:427b
115.2.66.124 0:0:0:0:0:ffff:7302:427c
115.2.66.125 0:0:0:0:0:ffff:7302:427d
115.2.66.126 0:0:0:0:0:ffff:7302:427e
115.2.66.127 0:0:0:0:0:ffff:7302:427f
115.2.66.128 0:0:0:0:0:ffff:7302:4280
115.2.66.129 0:0:0:0:0:ffff:7302:4281
115.2.66.130 0:0:0:0:0:ffff:7302:4282
115.2.66.131 0:0:0:0:0:ffff:7302:4283
115.2.66.132 0:0:0:0:0:ffff:7302:4284
115.2.66.133 0:0:0:0:0:ffff:7302:4285
115.2.66.134 0:0:0:0:0:ffff:7302:4286
115.2.66.135 0:0:0:0:0:ffff:7302:4287
115.2.66.136 0:0:0:0:0:ffff:7302:4288
115.2.66.137 0:0:0:0:0:ffff:7302:4289
115.2.66.138 0:0:0:0:0:ffff:7302:428a
115.2.66.139 0:0:0:0:0:ffff:7302:428b
115.2.66.140 0:0:0:0:0:ffff:7302:428c
115.2.66.141 0:0:0:0:0:ffff:7302:428d
115.2.66.142 0:0:0:0:0:ffff:7302:428e
115.2.66.143 0:0:0:0:0:ffff:7302:428f
115.2.66.144 0:0:0:0:0:ffff:7302:4290
115.2.66.145 0:0:0:0:0:ffff:7302:4291
115.2.66.146 0:0:0:0:0:ffff:7302:4292
115.2.66.147 0:0:0:0:0:ffff:7302:4293
115.2.66.148 0:0:0:0:0:ffff:7302:4294
115.2.66.149 0:0:0:0:0:ffff:7302:4295
115.2.66.150 0:0:0:0:0:ffff:7302:4296
115.2.66.151 0:0:0:0:0:ffff:7302:4297
115.2.66.152 0:0:0:0:0:ffff:7302:4298
115.2.66.153 0:0:0:0:0:ffff:7302:4299
115.2.66.154 0:0:0:0:0:ffff:7302:429a
115.2.66.155 0:0:0:0:0:ffff:7302:429b
115.2.66.156 0:0:0:0:0:ffff:7302:429c
115.2.66.157 0:0:0:0:0:ffff:7302:429d
115.2.66.158 0:0:0:0:0:ffff:7302:429e
115.2.66.159 0:0:0:0:0:ffff:7302:429f
115.2.66.160 0:0:0:0:0:ffff:7302:42a0
115.2.66.161 0:0:0:0:0:ffff:7302:42a1
115.2.66.162 0:0:0:0:0:ffff:7302:42a2
115.2.66.163 0:0:0:0:0:ffff:7302:42a3
115.2.66.164 0:0:0:0:0:ffff:7302:42a4
115.2.66.165 0:0:0:0:0:ffff:7302:42a5
115.2.66.166 0:0:0:0:0:ffff:7302:42a6
115.2.66.167 0:0:0:0:0:ffff:7302:42a7
115.2.66.168 0:0:0:0:0:ffff:7302:42a8
115.2.66.169 0:0:0:0:0:ffff:7302:42a9
115.2.66.170 0:0:0:0:0:ffff:7302:42aa
115.2.66.171 0:0:0:0:0:ffff:7302:42ab
115.2.66.172 0:0:0:0:0:ffff:7302:42ac
115.2.66.173 0:0:0:0:0:ffff:7302:42ad
115.2.66.174 0:0:0:0:0:ffff:7302:42ae
115.2.66.175 0:0:0:0:0:ffff:7302:42af
115.2.66.176 0:0:0:0:0:ffff:7302:42b0
115.2.66.177 0:0:0:0:0:ffff:7302:42b1
115.2.66.178 0:0:0:0:0:ffff:7302:42b2
115.2.66.179 0:0:0:0:0:ffff:7302:42b3
115.2.66.180 0:0:0:0:0:ffff:7302:42b4


115.2.66.181 0:0:0:0:0:ffff:7302:42b5
115.2.66.182 0:0:0:0:0:ffff:7302:42b6
115.2.66.183 0:0:0:0:0:ffff:7302:42b7
115.2.66.184 0:0:0:0:0:ffff:7302:42b8
115.2.66.185 0:0:0:0:0:ffff:7302:42b9
115.2.66.186 0:0:0:0:0:ffff:7302:42ba
115.2.66.187 0:0:0:0:0:ffff:7302:42bb
115.2.66.188 0:0:0:0:0:ffff:7302:42bc
115.2.66.189 0:0:0:0:0:ffff:7302:42bd
115.2.66.190 0:0:0:0:0:ffff:7302:42be
115.2.66.191 0:0:0:0:0:ffff:7302:42bf
115.2.66.192 0:0:0:0:0:ffff:7302:42c0
115.2.66.193 0:0:0:0:0:ffff:7302:42c1
115.2.66.194 0:0:0:0:0:ffff:7302:42c2
115.2.66.195 0:0:0:0:0:ffff:7302:42c3
115.2.66.196 0:0:0:0:0:ffff:7302:42c4
115.2.66.197 0:0:0:0:0:ffff:7302:42c5
115.2.66.198 0:0:0:0:0:ffff:7302:42c6
115.2.66.199 0:0:0:0:0:ffff:7302:42c7
115.2.66.200 0:0:0:0:0:ffff:7302:42c8
115.2.66.201 0:0:0:0:0:ffff:7302:42c9
115.2.66.202 0:0:0:0:0:ffff:7302:42ca
115.2.66.203 0:0:0:0:0:ffff:7302:42cb
115.2.66.204 0:0:0:0:0:ffff:7302:42cc
115.2.66.205 0:0:0:0:0:ffff:7302:42cd
115.2.66.206 0:0:0:0:0:ffff:7302:42ce
115.2.66.207 0:0:0:0:0:ffff:7302:42cf
115.2.66.208 0:0:0:0:0:ffff:7302:42d0
115.2.66.209 0:0:0:0:0:ffff:7302:42d1
115.2.66.210 0:0:0:0:0:ffff:7302:42d2
115.2.66.211 0:0:0:0:0:ffff:7302:42d3
115.2.66.212 0:0:0:0:0:ffff:7302:42d4
115.2.66.213 0:0:0:0:0:ffff:7302:42d5
115.2.66.214 0:0:0:0:0:ffff:7302:42d6
115.2.66.215 0:0:0:0:0:ffff:7302:42d7
115.2.66.216 0:0:0:0:0:ffff:7302:42d8
115.2.66.217 0:0:0:0:0:ffff:7302:42d9
115.2.66.218 0:0:0:0:0:ffff:7302:42da
115.2.66.219 0:0:0:0:0:ffff:7302:42db
115.2.66.220 0:0:0:0:0:ffff:7302:42dc
115.2.66.221 0:0:0:0:0:ffff:7302:42dd
115.2.66.222 0:0:0:0:0:ffff:7302:42de
115.2.66.223 0:0:0:0:0:ffff:7302:42df
115.2.66.224 0:0:0:0:0:ffff:7302:42e0
115.2.66.225 0:0:0:0:0:ffff:7302:42e1
115.2.66.226 0:0:0:0:0:ffff:7302:42e2
115.2.66.227 0:0:0:0:0:ffff:7302:42e3
115.2.66.228 0:0:0:0:0:ffff:7302:42e4
115.2.66.229 0:0:0:0:0:ffff:7302:42e5
115.2.66.230 0:0:0:0:0:ffff:7302:42e6
115.2.66.231 0:0:0:0:0:ffff:7302:42e7
115.2.66.232 0:0:0:0:0:ffff:7302:42e8
115.2.66.233 0:0:0:0:0:ffff:7302:42e9
115.2.66.234 0:0:0:0:0:ffff:7302:42ea
115.2.66.235 0:0:0:0:0:ffff:7302:42eb
115.2.66.236 0:0:0:0:0:ffff:7302:42ec
115.2.66.237 0:0:0:0:0:ffff:7302:42ed
115.2.66.238 0:0:0:0:0:ffff:7302:42ee
115.2.66.239 0:0:0:0:0:ffff:7302:42ef
115.2.66.240 0:0:0:0:0:ffff:7302:42f0
115.2.66.241 0:0:0:0:0:ffff:7302:42f1
115.2.66.242 0:0:0:0:0:ffff:7302:42f2
115.2.66.243 0:0:0:0:0:ffff:7302:42f3
115.2.66.244 0:0:0:0:0:ffff:7302:42f4
115.2.66.245 0:0:0:0:0:ffff:7302:42f5
115.2.66.246 0:0:0:0:0:ffff:7302:42f6
115.2.66.247 0:0:0:0:0:ffff:7302:42f7
115.2.66.248 0:0:0:0:0:ffff:7302:42f8
115.2.66.249 0:0:0:0:0:ffff:7302:42f9
115.2.66.250 0:0:0:0:0:ffff:7302:42fa
115.2.66.251 0:0:0:0:0:ffff:7302:42fb
115.2.66.252 0:0:0:0:0:ffff:7302:42fc
115.2.66.253 0:0:0:0:0:ffff:7302:42fd
115.2.66.254 0:0:0:0:0:ffff:7302:42fe
115.2.66.255 0:0:0:0:0:ffff:7302:42ff


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.