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
166.90.47.1 0:0:0:0:0:ffff:a65a:2f01
166.90.47.2 0:0:0:0:0:ffff:a65a:2f02
166.90.47.3 0:0:0:0:0:ffff:a65a:2f03
166.90.47.4 0:0:0:0:0:ffff:a65a:2f04
166.90.47.5 0:0:0:0:0:ffff:a65a:2f05
166.90.47.6 0:0:0:0:0:ffff:a65a:2f06
166.90.47.7 0:0:0:0:0:ffff:a65a:2f07
166.90.47.8 0:0:0:0:0:ffff:a65a:2f08
166.90.47.9 0:0:0:0:0:ffff:a65a:2f09
166.90.47.10 0:0:0:0:0:ffff:a65a:2f0a
166.90.47.11 0:0:0:0:0:ffff:a65a:2f0b
166.90.47.12 0:0:0:0:0:ffff:a65a:2f0c
166.90.47.13 0:0:0:0:0:ffff:a65a:2f0d
166.90.47.14 0:0:0:0:0:ffff:a65a:2f0e
166.90.47.15 0:0:0:0:0:ffff:a65a:2f0f
166.90.47.16 0:0:0:0:0:ffff:a65a:2f10
166.90.47.17 0:0:0:0:0:ffff:a65a:2f11
166.90.47.18 0:0:0:0:0:ffff:a65a:2f12
166.90.47.19 0:0:0:0:0:ffff:a65a:2f13
166.90.47.20 0:0:0:0:0:ffff:a65a:2f14
166.90.47.21 0:0:0:0:0:ffff:a65a:2f15
166.90.47.22 0:0:0:0:0:ffff:a65a:2f16
166.90.47.23 0:0:0:0:0:ffff:a65a:2f17
166.90.47.24 0:0:0:0:0:ffff:a65a:2f18
166.90.47.25 0:0:0:0:0:ffff:a65a:2f19
166.90.47.26 0:0:0:0:0:ffff:a65a:2f1a
166.90.47.27 0:0:0:0:0:ffff:a65a:2f1b
166.90.47.28 0:0:0:0:0:ffff:a65a:2f1c
166.90.47.29 0:0:0:0:0:ffff:a65a:2f1d
166.90.47.30 0:0:0:0:0:ffff:a65a:2f1e
166.90.47.31 0:0:0:0:0:ffff:a65a:2f1f
166.90.47.32 0:0:0:0:0:ffff:a65a:2f20
166.90.47.33 0:0:0:0:0:ffff:a65a:2f21
166.90.47.34 0:0:0:0:0:ffff:a65a:2f22
166.90.47.35 0:0:0:0:0:ffff:a65a:2f23
166.90.47.36 0:0:0:0:0:ffff:a65a:2f24
166.90.47.37 0:0:0:0:0:ffff:a65a:2f25
166.90.47.38 0:0:0:0:0:ffff:a65a:2f26
166.90.47.39 0:0:0:0:0:ffff:a65a:2f27
166.90.47.40 0:0:0:0:0:ffff:a65a:2f28
166.90.47.41 0:0:0:0:0:ffff:a65a:2f29
166.90.47.42 0:0:0:0:0:ffff:a65a:2f2a
166.90.47.43 0:0:0:0:0:ffff:a65a:2f2b
166.90.47.44 0:0:0:0:0:ffff:a65a:2f2c
166.90.47.45 0:0:0:0:0:ffff:a65a:2f2d
166.90.47.46 0:0:0:0:0:ffff:a65a:2f2e
166.90.47.47 0:0:0:0:0:ffff:a65a:2f2f
166.90.47.48 0:0:0:0:0:ffff:a65a:2f30
166.90.47.49 0:0:0:0:0:ffff:a65a:2f31
166.90.47.50 0:0:0:0:0:ffff:a65a:2f32
166.90.47.51 0:0:0:0:0:ffff:a65a:2f33
166.90.47.52 0:0:0:0:0:ffff:a65a:2f34
166.90.47.53 0:0:0:0:0:ffff:a65a:2f35
166.90.47.54 0:0:0:0:0:ffff:a65a:2f36
166.90.47.55 0:0:0:0:0:ffff:a65a:2f37
166.90.47.56 0:0:0:0:0:ffff:a65a:2f38
166.90.47.57 0:0:0:0:0:ffff:a65a:2f39
166.90.47.58 0:0:0:0:0:ffff:a65a:2f3a
166.90.47.59 0:0:0:0:0:ffff:a65a:2f3b
166.90.47.60 0:0:0:0:0:ffff:a65a:2f3c


166.90.47.61 0:0:0:0:0:ffff:a65a:2f3d
166.90.47.62 0:0:0:0:0:ffff:a65a:2f3e
166.90.47.63 0:0:0:0:0:ffff:a65a:2f3f
166.90.47.64 0:0:0:0:0:ffff:a65a:2f40
166.90.47.65 0:0:0:0:0:ffff:a65a:2f41
166.90.47.66 0:0:0:0:0:ffff:a65a:2f42
166.90.47.67 0:0:0:0:0:ffff:a65a:2f43
166.90.47.68 0:0:0:0:0:ffff:a65a:2f44
166.90.47.69 0:0:0:0:0:ffff:a65a:2f45
166.90.47.70 0:0:0:0:0:ffff:a65a:2f46
166.90.47.71 0:0:0:0:0:ffff:a65a:2f47
166.90.47.72 0:0:0:0:0:ffff:a65a:2f48
166.90.47.73 0:0:0:0:0:ffff:a65a:2f49
166.90.47.74 0:0:0:0:0:ffff:a65a:2f4a
166.90.47.75 0:0:0:0:0:ffff:a65a:2f4b
166.90.47.76 0:0:0:0:0:ffff:a65a:2f4c
166.90.47.77 0:0:0:0:0:ffff:a65a:2f4d
166.90.47.78 0:0:0:0:0:ffff:a65a:2f4e
166.90.47.79 0:0:0:0:0:ffff:a65a:2f4f
166.90.47.80 0:0:0:0:0:ffff:a65a:2f50
166.90.47.81 0:0:0:0:0:ffff:a65a:2f51
166.90.47.82 0:0:0:0:0:ffff:a65a:2f52
166.90.47.83 0:0:0:0:0:ffff:a65a:2f53
166.90.47.84 0:0:0:0:0:ffff:a65a:2f54
166.90.47.85 0:0:0:0:0:ffff:a65a:2f55
166.90.47.86 0:0:0:0:0:ffff:a65a:2f56
166.90.47.87 0:0:0:0:0:ffff:a65a:2f57
166.90.47.88 0:0:0:0:0:ffff:a65a:2f58
166.90.47.89 0:0:0:0:0:ffff:a65a:2f59
166.90.47.90 0:0:0:0:0:ffff:a65a:2f5a
166.90.47.91 0:0:0:0:0:ffff:a65a:2f5b
166.90.47.92 0:0:0:0:0:ffff:a65a:2f5c
166.90.47.93 0:0:0:0:0:ffff:a65a:2f5d
166.90.47.94 0:0:0:0:0:ffff:a65a:2f5e
166.90.47.95 0:0:0:0:0:ffff:a65a:2f5f
166.90.47.96 0:0:0:0:0:ffff:a65a:2f60
166.90.47.97 0:0:0:0:0:ffff:a65a:2f61
166.90.47.98 0:0:0:0:0:ffff:a65a:2f62
166.90.47.99 0:0:0:0:0:ffff:a65a:2f63
166.90.47.100 0:0:0:0:0:ffff:a65a:2f64
166.90.47.101 0:0:0:0:0:ffff:a65a:2f65
166.90.47.102 0:0:0:0:0:ffff:a65a:2f66
166.90.47.103 0:0:0:0:0:ffff:a65a:2f67
166.90.47.104 0:0:0:0:0:ffff:a65a:2f68
166.90.47.105 0:0:0:0:0:ffff:a65a:2f69
166.90.47.106 0:0:0:0:0:ffff:a65a:2f6a
166.90.47.107 0:0:0:0:0:ffff:a65a:2f6b
166.90.47.108 0:0:0:0:0:ffff:a65a:2f6c
166.90.47.109 0:0:0:0:0:ffff:a65a:2f6d
166.90.47.110 0:0:0:0:0:ffff:a65a:2f6e
166.90.47.111 0:0:0:0:0:ffff:a65a:2f6f
166.90.47.112 0:0:0:0:0:ffff:a65a:2f70
166.90.47.113 0:0:0:0:0:ffff:a65a:2f71
166.90.47.114 0:0:0:0:0:ffff:a65a:2f72
166.90.47.115 0:0:0:0:0:ffff:a65a:2f73
166.90.47.116 0:0:0:0:0:ffff:a65a:2f74
166.90.47.117 0:0:0:0:0:ffff:a65a:2f75
166.90.47.118 0:0:0:0:0:ffff:a65a:2f76
166.90.47.119 0:0:0:0:0:ffff:a65a:2f77
166.90.47.120 0:0:0:0:0:ffff:a65a:2f78


166.90.47.121 0:0:0:0:0:ffff:a65a:2f79
166.90.47.122 0:0:0:0:0:ffff:a65a:2f7a
166.90.47.123 0:0:0:0:0:ffff:a65a:2f7b
166.90.47.124 0:0:0:0:0:ffff:a65a:2f7c
166.90.47.125 0:0:0:0:0:ffff:a65a:2f7d
166.90.47.126 0:0:0:0:0:ffff:a65a:2f7e
166.90.47.127 0:0:0:0:0:ffff:a65a:2f7f
166.90.47.128 0:0:0:0:0:ffff:a65a:2f80
166.90.47.129 0:0:0:0:0:ffff:a65a:2f81
166.90.47.130 0:0:0:0:0:ffff:a65a:2f82
166.90.47.131 0:0:0:0:0:ffff:a65a:2f83
166.90.47.132 0:0:0:0:0:ffff:a65a:2f84
166.90.47.133 0:0:0:0:0:ffff:a65a:2f85
166.90.47.134 0:0:0:0:0:ffff:a65a:2f86
166.90.47.135 0:0:0:0:0:ffff:a65a:2f87
166.90.47.136 0:0:0:0:0:ffff:a65a:2f88
166.90.47.137 0:0:0:0:0:ffff:a65a:2f89
166.90.47.138 0:0:0:0:0:ffff:a65a:2f8a
166.90.47.139 0:0:0:0:0:ffff:a65a:2f8b
166.90.47.140 0:0:0:0:0:ffff:a65a:2f8c
166.90.47.141 0:0:0:0:0:ffff:a65a:2f8d
166.90.47.142 0:0:0:0:0:ffff:a65a:2f8e
166.90.47.143 0:0:0:0:0:ffff:a65a:2f8f
166.90.47.144 0:0:0:0:0:ffff:a65a:2f90
166.90.47.145 0:0:0:0:0:ffff:a65a:2f91
166.90.47.146 0:0:0:0:0:ffff:a65a:2f92
166.90.47.147 0:0:0:0:0:ffff:a65a:2f93
166.90.47.148 0:0:0:0:0:ffff:a65a:2f94
166.90.47.149 0:0:0:0:0:ffff:a65a:2f95
166.90.47.150 0:0:0:0:0:ffff:a65a:2f96
166.90.47.151 0:0:0:0:0:ffff:a65a:2f97
166.90.47.152 0:0:0:0:0:ffff:a65a:2f98
166.90.47.153 0:0:0:0:0:ffff:a65a:2f99
166.90.47.154 0:0:0:0:0:ffff:a65a:2f9a
166.90.47.155 0:0:0:0:0:ffff:a65a:2f9b
166.90.47.156 0:0:0:0:0:ffff:a65a:2f9c
166.90.47.157 0:0:0:0:0:ffff:a65a:2f9d
166.90.47.158 0:0:0:0:0:ffff:a65a:2f9e
166.90.47.159 0:0:0:0:0:ffff:a65a:2f9f
166.90.47.160 0:0:0:0:0:ffff:a65a:2fa0
166.90.47.161 0:0:0:0:0:ffff:a65a:2fa1
166.90.47.162 0:0:0:0:0:ffff:a65a:2fa2
166.90.47.163 0:0:0:0:0:ffff:a65a:2fa3
166.90.47.164 0:0:0:0:0:ffff:a65a:2fa4
166.90.47.165 0:0:0:0:0:ffff:a65a:2fa5
166.90.47.166 0:0:0:0:0:ffff:a65a:2fa6
166.90.47.167 0:0:0:0:0:ffff:a65a:2fa7
166.90.47.168 0:0:0:0:0:ffff:a65a:2fa8
166.90.47.169 0:0:0:0:0:ffff:a65a:2fa9
166.90.47.170 0:0:0:0:0:ffff:a65a:2faa
166.90.47.171 0:0:0:0:0:ffff:a65a:2fab
166.90.47.172 0:0:0:0:0:ffff:a65a:2fac
166.90.47.173 0:0:0:0:0:ffff:a65a:2fad
166.90.47.174 0:0:0:0:0:ffff:a65a:2fae
166.90.47.175 0:0:0:0:0:ffff:a65a:2faf
166.90.47.176 0:0:0:0:0:ffff:a65a:2fb0
166.90.47.177 0:0:0:0:0:ffff:a65a:2fb1
166.90.47.178 0:0:0:0:0:ffff:a65a:2fb2
166.90.47.179 0:0:0:0:0:ffff:a65a:2fb3
166.90.47.180 0:0:0:0:0:ffff:a65a:2fb4


166.90.47.181 0:0:0:0:0:ffff:a65a:2fb5
166.90.47.182 0:0:0:0:0:ffff:a65a:2fb6
166.90.47.183 0:0:0:0:0:ffff:a65a:2fb7
166.90.47.184 0:0:0:0:0:ffff:a65a:2fb8
166.90.47.185 0:0:0:0:0:ffff:a65a:2fb9
166.90.47.186 0:0:0:0:0:ffff:a65a:2fba
166.90.47.187 0:0:0:0:0:ffff:a65a:2fbb
166.90.47.188 0:0:0:0:0:ffff:a65a:2fbc
166.90.47.189 0:0:0:0:0:ffff:a65a:2fbd
166.90.47.190 0:0:0:0:0:ffff:a65a:2fbe
166.90.47.191 0:0:0:0:0:ffff:a65a:2fbf
166.90.47.192 0:0:0:0:0:ffff:a65a:2fc0
166.90.47.193 0:0:0:0:0:ffff:a65a:2fc1
166.90.47.194 0:0:0:0:0:ffff:a65a:2fc2
166.90.47.195 0:0:0:0:0:ffff:a65a:2fc3
166.90.47.196 0:0:0:0:0:ffff:a65a:2fc4
166.90.47.197 0:0:0:0:0:ffff:a65a:2fc5
166.90.47.198 0:0:0:0:0:ffff:a65a:2fc6
166.90.47.199 0:0:0:0:0:ffff:a65a:2fc7
166.90.47.200 0:0:0:0:0:ffff:a65a:2fc8
166.90.47.201 0:0:0:0:0:ffff:a65a:2fc9
166.90.47.202 0:0:0:0:0:ffff:a65a:2fca
166.90.47.203 0:0:0:0:0:ffff:a65a:2fcb
166.90.47.204 0:0:0:0:0:ffff:a65a:2fcc
166.90.47.205 0:0:0:0:0:ffff:a65a:2fcd
166.90.47.206 0:0:0:0:0:ffff:a65a:2fce
166.90.47.207 0:0:0:0:0:ffff:a65a:2fcf
166.90.47.208 0:0:0:0:0:ffff:a65a:2fd0
166.90.47.209 0:0:0:0:0:ffff:a65a:2fd1
166.90.47.210 0:0:0:0:0:ffff:a65a:2fd2
166.90.47.211 0:0:0:0:0:ffff:a65a:2fd3
166.90.47.212 0:0:0:0:0:ffff:a65a:2fd4
166.90.47.213 0:0:0:0:0:ffff:a65a:2fd5
166.90.47.214 0:0:0:0:0:ffff:a65a:2fd6
166.90.47.215 0:0:0:0:0:ffff:a65a:2fd7
166.90.47.216 0:0:0:0:0:ffff:a65a:2fd8
166.90.47.217 0:0:0:0:0:ffff:a65a:2fd9
166.90.47.218 0:0:0:0:0:ffff:a65a:2fda
166.90.47.219 0:0:0:0:0:ffff:a65a:2fdb
166.90.47.220 0:0:0:0:0:ffff:a65a:2fdc
166.90.47.221 0:0:0:0:0:ffff:a65a:2fdd
166.90.47.222 0:0:0:0:0:ffff:a65a:2fde
166.90.47.223 0:0:0:0:0:ffff:a65a:2fdf
166.90.47.224 0:0:0:0:0:ffff:a65a:2fe0
166.90.47.225 0:0:0:0:0:ffff:a65a:2fe1
166.90.47.226 0:0:0:0:0:ffff:a65a:2fe2
166.90.47.227 0:0:0:0:0:ffff:a65a:2fe3
166.90.47.228 0:0:0:0:0:ffff:a65a:2fe4
166.90.47.229 0:0:0:0:0:ffff:a65a:2fe5
166.90.47.230 0:0:0:0:0:ffff:a65a:2fe6
166.90.47.231 0:0:0:0:0:ffff:a65a:2fe7
166.90.47.232 0:0:0:0:0:ffff:a65a:2fe8
166.90.47.233 0:0:0:0:0:ffff:a65a:2fe9
166.90.47.234 0:0:0:0:0:ffff:a65a:2fea
166.90.47.235 0:0:0:0:0:ffff:a65a:2feb
166.90.47.236 0:0:0:0:0:ffff:a65a:2fec
166.90.47.237 0:0:0:0:0:ffff:a65a:2fed
166.90.47.238 0:0:0:0:0:ffff:a65a:2fee
166.90.47.239 0:0:0:0:0:ffff:a65a:2fef
166.90.47.240 0:0:0:0:0:ffff:a65a:2ff0
166.90.47.241 0:0:0:0:0:ffff:a65a:2ff1
166.90.47.242 0:0:0:0:0:ffff:a65a:2ff2
166.90.47.243 0:0:0:0:0:ffff:a65a:2ff3
166.90.47.244 0:0:0:0:0:ffff:a65a:2ff4
166.90.47.245 0:0:0:0:0:ffff:a65a:2ff5
166.90.47.246 0:0:0:0:0:ffff:a65a:2ff6
166.90.47.247 0:0:0:0:0:ffff:a65a:2ff7
166.90.47.248 0:0:0:0:0:ffff:a65a:2ff8
166.90.47.249 0:0:0:0:0:ffff:a65a:2ff9
166.90.47.250 0:0:0:0:0:ffff:a65a:2ffa
166.90.47.251 0:0:0:0:0:ffff:a65a:2ffb
166.90.47.252 0:0:0:0:0:ffff:a65a:2ffc
166.90.47.253 0:0:0:0:0:ffff:a65a:2ffd
166.90.47.254 0:0:0:0:0:ffff:a65a:2ffe
166.90.47.255 0:0:0:0:0:ffff:a65a:2fff


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.