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
99.104.66.1 0:0:0:0:0:ffff:6368:4201
99.104.66.2 0:0:0:0:0:ffff:6368:4202
99.104.66.3 0:0:0:0:0:ffff:6368:4203
99.104.66.4 0:0:0:0:0:ffff:6368:4204
99.104.66.5 0:0:0:0:0:ffff:6368:4205
99.104.66.6 0:0:0:0:0:ffff:6368:4206
99.104.66.7 0:0:0:0:0:ffff:6368:4207
99.104.66.8 0:0:0:0:0:ffff:6368:4208
99.104.66.9 0:0:0:0:0:ffff:6368:4209
99.104.66.10 0:0:0:0:0:ffff:6368:420a
99.104.66.11 0:0:0:0:0:ffff:6368:420b
99.104.66.12 0:0:0:0:0:ffff:6368:420c
99.104.66.13 0:0:0:0:0:ffff:6368:420d
99.104.66.14 0:0:0:0:0:ffff:6368:420e
99.104.66.15 0:0:0:0:0:ffff:6368:420f
99.104.66.16 0:0:0:0:0:ffff:6368:4210
99.104.66.17 0:0:0:0:0:ffff:6368:4211
99.104.66.18 0:0:0:0:0:ffff:6368:4212
99.104.66.19 0:0:0:0:0:ffff:6368:4213
99.104.66.20 0:0:0:0:0:ffff:6368:4214
99.104.66.21 0:0:0:0:0:ffff:6368:4215
99.104.66.22 0:0:0:0:0:ffff:6368:4216
99.104.66.23 0:0:0:0:0:ffff:6368:4217
99.104.66.24 0:0:0:0:0:ffff:6368:4218
99.104.66.25 0:0:0:0:0:ffff:6368:4219
99.104.66.26 0:0:0:0:0:ffff:6368:421a
99.104.66.27 0:0:0:0:0:ffff:6368:421b
99.104.66.28 0:0:0:0:0:ffff:6368:421c
99.104.66.29 0:0:0:0:0:ffff:6368:421d
99.104.66.30 0:0:0:0:0:ffff:6368:421e
99.104.66.31 0:0:0:0:0:ffff:6368:421f
99.104.66.32 0:0:0:0:0:ffff:6368:4220
99.104.66.33 0:0:0:0:0:ffff:6368:4221
99.104.66.34 0:0:0:0:0:ffff:6368:4222
99.104.66.35 0:0:0:0:0:ffff:6368:4223
99.104.66.36 0:0:0:0:0:ffff:6368:4224
99.104.66.37 0:0:0:0:0:ffff:6368:4225
99.104.66.38 0:0:0:0:0:ffff:6368:4226
99.104.66.39 0:0:0:0:0:ffff:6368:4227
99.104.66.40 0:0:0:0:0:ffff:6368:4228
99.104.66.41 0:0:0:0:0:ffff:6368:4229
99.104.66.42 0:0:0:0:0:ffff:6368:422a
99.104.66.43 0:0:0:0:0:ffff:6368:422b
99.104.66.44 0:0:0:0:0:ffff:6368:422c
99.104.66.45 0:0:0:0:0:ffff:6368:422d
99.104.66.46 0:0:0:0:0:ffff:6368:422e
99.104.66.47 0:0:0:0:0:ffff:6368:422f
99.104.66.48 0:0:0:0:0:ffff:6368:4230
99.104.66.49 0:0:0:0:0:ffff:6368:4231
99.104.66.50 0:0:0:0:0:ffff:6368:4232
99.104.66.51 0:0:0:0:0:ffff:6368:4233
99.104.66.52 0:0:0:0:0:ffff:6368:4234
99.104.66.53 0:0:0:0:0:ffff:6368:4235
99.104.66.54 0:0:0:0:0:ffff:6368:4236
99.104.66.55 0:0:0:0:0:ffff:6368:4237
99.104.66.56 0:0:0:0:0:ffff:6368:4238
99.104.66.57 0:0:0:0:0:ffff:6368:4239
99.104.66.58 0:0:0:0:0:ffff:6368:423a
99.104.66.59 0:0:0:0:0:ffff:6368:423b
99.104.66.60 0:0:0:0:0:ffff:6368:423c


99.104.66.61 0:0:0:0:0:ffff:6368:423d
99.104.66.62 0:0:0:0:0:ffff:6368:423e
99.104.66.63 0:0:0:0:0:ffff:6368:423f
99.104.66.64 0:0:0:0:0:ffff:6368:4240
99.104.66.65 0:0:0:0:0:ffff:6368:4241
99.104.66.66 0:0:0:0:0:ffff:6368:4242
99.104.66.67 0:0:0:0:0:ffff:6368:4243
99.104.66.68 0:0:0:0:0:ffff:6368:4244
99.104.66.69 0:0:0:0:0:ffff:6368:4245
99.104.66.70 0:0:0:0:0:ffff:6368:4246
99.104.66.71 0:0:0:0:0:ffff:6368:4247
99.104.66.72 0:0:0:0:0:ffff:6368:4248
99.104.66.73 0:0:0:0:0:ffff:6368:4249
99.104.66.74 0:0:0:0:0:ffff:6368:424a
99.104.66.75 0:0:0:0:0:ffff:6368:424b
99.104.66.76 0:0:0:0:0:ffff:6368:424c
99.104.66.77 0:0:0:0:0:ffff:6368:424d
99.104.66.78 0:0:0:0:0:ffff:6368:424e
99.104.66.79 0:0:0:0:0:ffff:6368:424f
99.104.66.80 0:0:0:0:0:ffff:6368:4250
99.104.66.81 0:0:0:0:0:ffff:6368:4251
99.104.66.82 0:0:0:0:0:ffff:6368:4252
99.104.66.83 0:0:0:0:0:ffff:6368:4253
99.104.66.84 0:0:0:0:0:ffff:6368:4254
99.104.66.85 0:0:0:0:0:ffff:6368:4255
99.104.66.86 0:0:0:0:0:ffff:6368:4256
99.104.66.87 0:0:0:0:0:ffff:6368:4257
99.104.66.88 0:0:0:0:0:ffff:6368:4258
99.104.66.89 0:0:0:0:0:ffff:6368:4259
99.104.66.90 0:0:0:0:0:ffff:6368:425a
99.104.66.91 0:0:0:0:0:ffff:6368:425b
99.104.66.92 0:0:0:0:0:ffff:6368:425c
99.104.66.93 0:0:0:0:0:ffff:6368:425d
99.104.66.94 0:0:0:0:0:ffff:6368:425e
99.104.66.95 0:0:0:0:0:ffff:6368:425f
99.104.66.96 0:0:0:0:0:ffff:6368:4260
99.104.66.97 0:0:0:0:0:ffff:6368:4261
99.104.66.98 0:0:0:0:0:ffff:6368:4262
99.104.66.99 0:0:0:0:0:ffff:6368:4263
99.104.66.100 0:0:0:0:0:ffff:6368:4264
99.104.66.101 0:0:0:0:0:ffff:6368:4265
99.104.66.102 0:0:0:0:0:ffff:6368:4266
99.104.66.103 0:0:0:0:0:ffff:6368:4267
99.104.66.104 0:0:0:0:0:ffff:6368:4268
99.104.66.105 0:0:0:0:0:ffff:6368:4269
99.104.66.106 0:0:0:0:0:ffff:6368:426a
99.104.66.107 0:0:0:0:0:ffff:6368:426b
99.104.66.108 0:0:0:0:0:ffff:6368:426c
99.104.66.109 0:0:0:0:0:ffff:6368:426d
99.104.66.110 0:0:0:0:0:ffff:6368:426e
99.104.66.111 0:0:0:0:0:ffff:6368:426f
99.104.66.112 0:0:0:0:0:ffff:6368:4270
99.104.66.113 0:0:0:0:0:ffff:6368:4271
99.104.66.114 0:0:0:0:0:ffff:6368:4272
99.104.66.115 0:0:0:0:0:ffff:6368:4273
99.104.66.116 0:0:0:0:0:ffff:6368:4274
99.104.66.117 0:0:0:0:0:ffff:6368:4275
99.104.66.118 0:0:0:0:0:ffff:6368:4276
99.104.66.119 0:0:0:0:0:ffff:6368:4277
99.104.66.120 0:0:0:0:0:ffff:6368:4278


99.104.66.121 0:0:0:0:0:ffff:6368:4279
99.104.66.122 0:0:0:0:0:ffff:6368:427a
99.104.66.123 0:0:0:0:0:ffff:6368:427b
99.104.66.124 0:0:0:0:0:ffff:6368:427c
99.104.66.125 0:0:0:0:0:ffff:6368:427d
99.104.66.126 0:0:0:0:0:ffff:6368:427e
99.104.66.127 0:0:0:0:0:ffff:6368:427f
99.104.66.128 0:0:0:0:0:ffff:6368:4280
99.104.66.129 0:0:0:0:0:ffff:6368:4281
99.104.66.130 0:0:0:0:0:ffff:6368:4282
99.104.66.131 0:0:0:0:0:ffff:6368:4283
99.104.66.132 0:0:0:0:0:ffff:6368:4284
99.104.66.133 0:0:0:0:0:ffff:6368:4285
99.104.66.134 0:0:0:0:0:ffff:6368:4286
99.104.66.135 0:0:0:0:0:ffff:6368:4287
99.104.66.136 0:0:0:0:0:ffff:6368:4288
99.104.66.137 0:0:0:0:0:ffff:6368:4289
99.104.66.138 0:0:0:0:0:ffff:6368:428a
99.104.66.139 0:0:0:0:0:ffff:6368:428b
99.104.66.140 0:0:0:0:0:ffff:6368:428c
99.104.66.141 0:0:0:0:0:ffff:6368:428d
99.104.66.142 0:0:0:0:0:ffff:6368:428e
99.104.66.143 0:0:0:0:0:ffff:6368:428f
99.104.66.144 0:0:0:0:0:ffff:6368:4290
99.104.66.145 0:0:0:0:0:ffff:6368:4291
99.104.66.146 0:0:0:0:0:ffff:6368:4292
99.104.66.147 0:0:0:0:0:ffff:6368:4293
99.104.66.148 0:0:0:0:0:ffff:6368:4294
99.104.66.149 0:0:0:0:0:ffff:6368:4295
99.104.66.150 0:0:0:0:0:ffff:6368:4296
99.104.66.151 0:0:0:0:0:ffff:6368:4297
99.104.66.152 0:0:0:0:0:ffff:6368:4298
99.104.66.153 0:0:0:0:0:ffff:6368:4299
99.104.66.154 0:0:0:0:0:ffff:6368:429a
99.104.66.155 0:0:0:0:0:ffff:6368:429b
99.104.66.156 0:0:0:0:0:ffff:6368:429c
99.104.66.157 0:0:0:0:0:ffff:6368:429d
99.104.66.158 0:0:0:0:0:ffff:6368:429e
99.104.66.159 0:0:0:0:0:ffff:6368:429f
99.104.66.160 0:0:0:0:0:ffff:6368:42a0
99.104.66.161 0:0:0:0:0:ffff:6368:42a1
99.104.66.162 0:0:0:0:0:ffff:6368:42a2
99.104.66.163 0:0:0:0:0:ffff:6368:42a3
99.104.66.164 0:0:0:0:0:ffff:6368:42a4
99.104.66.165 0:0:0:0:0:ffff:6368:42a5
99.104.66.166 0:0:0:0:0:ffff:6368:42a6
99.104.66.167 0:0:0:0:0:ffff:6368:42a7
99.104.66.168 0:0:0:0:0:ffff:6368:42a8
99.104.66.169 0:0:0:0:0:ffff:6368:42a9
99.104.66.170 0:0:0:0:0:ffff:6368:42aa
99.104.66.171 0:0:0:0:0:ffff:6368:42ab
99.104.66.172 0:0:0:0:0:ffff:6368:42ac
99.104.66.173 0:0:0:0:0:ffff:6368:42ad
99.104.66.174 0:0:0:0:0:ffff:6368:42ae
99.104.66.175 0:0:0:0:0:ffff:6368:42af
99.104.66.176 0:0:0:0:0:ffff:6368:42b0
99.104.66.177 0:0:0:0:0:ffff:6368:42b1
99.104.66.178 0:0:0:0:0:ffff:6368:42b2
99.104.66.179 0:0:0:0:0:ffff:6368:42b3
99.104.66.180 0:0:0:0:0:ffff:6368:42b4


99.104.66.181 0:0:0:0:0:ffff:6368:42b5
99.104.66.182 0:0:0:0:0:ffff:6368:42b6
99.104.66.183 0:0:0:0:0:ffff:6368:42b7
99.104.66.184 0:0:0:0:0:ffff:6368:42b8
99.104.66.185 0:0:0:0:0:ffff:6368:42b9
99.104.66.186 0:0:0:0:0:ffff:6368:42ba
99.104.66.187 0:0:0:0:0:ffff:6368:42bb
99.104.66.188 0:0:0:0:0:ffff:6368:42bc
99.104.66.189 0:0:0:0:0:ffff:6368:42bd
99.104.66.190 0:0:0:0:0:ffff:6368:42be
99.104.66.191 0:0:0:0:0:ffff:6368:42bf
99.104.66.192 0:0:0:0:0:ffff:6368:42c0
99.104.66.193 0:0:0:0:0:ffff:6368:42c1
99.104.66.194 0:0:0:0:0:ffff:6368:42c2
99.104.66.195 0:0:0:0:0:ffff:6368:42c3
99.104.66.196 0:0:0:0:0:ffff:6368:42c4
99.104.66.197 0:0:0:0:0:ffff:6368:42c5
99.104.66.198 0:0:0:0:0:ffff:6368:42c6
99.104.66.199 0:0:0:0:0:ffff:6368:42c7
99.104.66.200 0:0:0:0:0:ffff:6368:42c8
99.104.66.201 0:0:0:0:0:ffff:6368:42c9
99.104.66.202 0:0:0:0:0:ffff:6368:42ca
99.104.66.203 0:0:0:0:0:ffff:6368:42cb
99.104.66.204 0:0:0:0:0:ffff:6368:42cc
99.104.66.205 0:0:0:0:0:ffff:6368:42cd
99.104.66.206 0:0:0:0:0:ffff:6368:42ce
99.104.66.207 0:0:0:0:0:ffff:6368:42cf
99.104.66.208 0:0:0:0:0:ffff:6368:42d0
99.104.66.209 0:0:0:0:0:ffff:6368:42d1
99.104.66.210 0:0:0:0:0:ffff:6368:42d2
99.104.66.211 0:0:0:0:0:ffff:6368:42d3
99.104.66.212 0:0:0:0:0:ffff:6368:42d4
99.104.66.213 0:0:0:0:0:ffff:6368:42d5
99.104.66.214 0:0:0:0:0:ffff:6368:42d6
99.104.66.215 0:0:0:0:0:ffff:6368:42d7
99.104.66.216 0:0:0:0:0:ffff:6368:42d8
99.104.66.217 0:0:0:0:0:ffff:6368:42d9
99.104.66.218 0:0:0:0:0:ffff:6368:42da
99.104.66.219 0:0:0:0:0:ffff:6368:42db
99.104.66.220 0:0:0:0:0:ffff:6368:42dc
99.104.66.221 0:0:0:0:0:ffff:6368:42dd
99.104.66.222 0:0:0:0:0:ffff:6368:42de
99.104.66.223 0:0:0:0:0:ffff:6368:42df
99.104.66.224 0:0:0:0:0:ffff:6368:42e0
99.104.66.225 0:0:0:0:0:ffff:6368:42e1
99.104.66.226 0:0:0:0:0:ffff:6368:42e2
99.104.66.227 0:0:0:0:0:ffff:6368:42e3
99.104.66.228 0:0:0:0:0:ffff:6368:42e4
99.104.66.229 0:0:0:0:0:ffff:6368:42e5
99.104.66.230 0:0:0:0:0:ffff:6368:42e6
99.104.66.231 0:0:0:0:0:ffff:6368:42e7
99.104.66.232 0:0:0:0:0:ffff:6368:42e8
99.104.66.233 0:0:0:0:0:ffff:6368:42e9
99.104.66.234 0:0:0:0:0:ffff:6368:42ea
99.104.66.235 0:0:0:0:0:ffff:6368:42eb
99.104.66.236 0:0:0:0:0:ffff:6368:42ec
99.104.66.237 0:0:0:0:0:ffff:6368:42ed
99.104.66.238 0:0:0:0:0:ffff:6368:42ee
99.104.66.239 0:0:0:0:0:ffff:6368:42ef
99.104.66.240 0:0:0:0:0:ffff:6368:42f0
99.104.66.241 0:0:0:0:0:ffff:6368:42f1
99.104.66.242 0:0:0:0:0:ffff:6368:42f2
99.104.66.243 0:0:0:0:0:ffff:6368:42f3
99.104.66.244 0:0:0:0:0:ffff:6368:42f4
99.104.66.245 0:0:0:0:0:ffff:6368:42f5
99.104.66.246 0:0:0:0:0:ffff:6368:42f6
99.104.66.247 0:0:0:0:0:ffff:6368:42f7
99.104.66.248 0:0:0:0:0:ffff:6368:42f8
99.104.66.249 0:0:0:0:0:ffff:6368:42f9
99.104.66.250 0:0:0:0:0:ffff:6368:42fa
99.104.66.251 0:0:0:0:0:ffff:6368:42fb
99.104.66.252 0:0:0:0:0:ffff:6368:42fc
99.104.66.253 0:0:0:0:0:ffff:6368:42fd
99.104.66.254 0:0:0:0:0:ffff:6368:42fe
99.104.66.255 0:0:0:0:0:ffff:6368:42ff


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.