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
166.90.235.1 0:0:0:0:0:ffff:a65a:eb01
166.90.235.2 0:0:0:0:0:ffff:a65a:eb02
166.90.235.3 0:0:0:0:0:ffff:a65a:eb03
166.90.235.4 0:0:0:0:0:ffff:a65a:eb04
166.90.235.5 0:0:0:0:0:ffff:a65a:eb05
166.90.235.6 0:0:0:0:0:ffff:a65a:eb06
166.90.235.7 0:0:0:0:0:ffff:a65a:eb07
166.90.235.8 0:0:0:0:0:ffff:a65a:eb08
166.90.235.9 0:0:0:0:0:ffff:a65a:eb09
166.90.235.10 0:0:0:0:0:ffff:a65a:eb0a
166.90.235.11 0:0:0:0:0:ffff:a65a:eb0b
166.90.235.12 0:0:0:0:0:ffff:a65a:eb0c
166.90.235.13 0:0:0:0:0:ffff:a65a:eb0d
166.90.235.14 0:0:0:0:0:ffff:a65a:eb0e
166.90.235.15 0:0:0:0:0:ffff:a65a:eb0f
166.90.235.16 0:0:0:0:0:ffff:a65a:eb10
166.90.235.17 0:0:0:0:0:ffff:a65a:eb11
166.90.235.18 0:0:0:0:0:ffff:a65a:eb12
166.90.235.19 0:0:0:0:0:ffff:a65a:eb13
166.90.235.20 0:0:0:0:0:ffff:a65a:eb14
166.90.235.21 0:0:0:0:0:ffff:a65a:eb15
166.90.235.22 0:0:0:0:0:ffff:a65a:eb16
166.90.235.23 0:0:0:0:0:ffff:a65a:eb17
166.90.235.24 0:0:0:0:0:ffff:a65a:eb18
166.90.235.25 0:0:0:0:0:ffff:a65a:eb19
166.90.235.26 0:0:0:0:0:ffff:a65a:eb1a
166.90.235.27 0:0:0:0:0:ffff:a65a:eb1b
166.90.235.28 0:0:0:0:0:ffff:a65a:eb1c
166.90.235.29 0:0:0:0:0:ffff:a65a:eb1d
166.90.235.30 0:0:0:0:0:ffff:a65a:eb1e
166.90.235.31 0:0:0:0:0:ffff:a65a:eb1f
166.90.235.32 0:0:0:0:0:ffff:a65a:eb20
166.90.235.33 0:0:0:0:0:ffff:a65a:eb21
166.90.235.34 0:0:0:0:0:ffff:a65a:eb22
166.90.235.35 0:0:0:0:0:ffff:a65a:eb23
166.90.235.36 0:0:0:0:0:ffff:a65a:eb24
166.90.235.37 0:0:0:0:0:ffff:a65a:eb25
166.90.235.38 0:0:0:0:0:ffff:a65a:eb26
166.90.235.39 0:0:0:0:0:ffff:a65a:eb27
166.90.235.40 0:0:0:0:0:ffff:a65a:eb28
166.90.235.41 0:0:0:0:0:ffff:a65a:eb29
166.90.235.42 0:0:0:0:0:ffff:a65a:eb2a
166.90.235.43 0:0:0:0:0:ffff:a65a:eb2b
166.90.235.44 0:0:0:0:0:ffff:a65a:eb2c
166.90.235.45 0:0:0:0:0:ffff:a65a:eb2d
166.90.235.46 0:0:0:0:0:ffff:a65a:eb2e
166.90.235.47 0:0:0:0:0:ffff:a65a:eb2f
166.90.235.48 0:0:0:0:0:ffff:a65a:eb30
166.90.235.49 0:0:0:0:0:ffff:a65a:eb31
166.90.235.50 0:0:0:0:0:ffff:a65a:eb32
166.90.235.51 0:0:0:0:0:ffff:a65a:eb33
166.90.235.52 0:0:0:0:0:ffff:a65a:eb34
166.90.235.53 0:0:0:0:0:ffff:a65a:eb35
166.90.235.54 0:0:0:0:0:ffff:a65a:eb36
166.90.235.55 0:0:0:0:0:ffff:a65a:eb37
166.90.235.56 0:0:0:0:0:ffff:a65a:eb38
166.90.235.57 0:0:0:0:0:ffff:a65a:eb39
166.90.235.58 0:0:0:0:0:ffff:a65a:eb3a
166.90.235.59 0:0:0:0:0:ffff:a65a:eb3b
166.90.235.60 0:0:0:0:0:ffff:a65a:eb3c


166.90.235.61 0:0:0:0:0:ffff:a65a:eb3d
166.90.235.62 0:0:0:0:0:ffff:a65a:eb3e
166.90.235.63 0:0:0:0:0:ffff:a65a:eb3f
166.90.235.64 0:0:0:0:0:ffff:a65a:eb40
166.90.235.65 0:0:0:0:0:ffff:a65a:eb41
166.90.235.66 0:0:0:0:0:ffff:a65a:eb42
166.90.235.67 0:0:0:0:0:ffff:a65a:eb43
166.90.235.68 0:0:0:0:0:ffff:a65a:eb44
166.90.235.69 0:0:0:0:0:ffff:a65a:eb45
166.90.235.70 0:0:0:0:0:ffff:a65a:eb46
166.90.235.71 0:0:0:0:0:ffff:a65a:eb47
166.90.235.72 0:0:0:0:0:ffff:a65a:eb48
166.90.235.73 0:0:0:0:0:ffff:a65a:eb49
166.90.235.74 0:0:0:0:0:ffff:a65a:eb4a
166.90.235.75 0:0:0:0:0:ffff:a65a:eb4b
166.90.235.76 0:0:0:0:0:ffff:a65a:eb4c
166.90.235.77 0:0:0:0:0:ffff:a65a:eb4d
166.90.235.78 0:0:0:0:0:ffff:a65a:eb4e
166.90.235.79 0:0:0:0:0:ffff:a65a:eb4f
166.90.235.80 0:0:0:0:0:ffff:a65a:eb50
166.90.235.81 0:0:0:0:0:ffff:a65a:eb51
166.90.235.82 0:0:0:0:0:ffff:a65a:eb52
166.90.235.83 0:0:0:0:0:ffff:a65a:eb53
166.90.235.84 0:0:0:0:0:ffff:a65a:eb54
166.90.235.85 0:0:0:0:0:ffff:a65a:eb55
166.90.235.86 0:0:0:0:0:ffff:a65a:eb56
166.90.235.87 0:0:0:0:0:ffff:a65a:eb57
166.90.235.88 0:0:0:0:0:ffff:a65a:eb58
166.90.235.89 0:0:0:0:0:ffff:a65a:eb59
166.90.235.90 0:0:0:0:0:ffff:a65a:eb5a
166.90.235.91 0:0:0:0:0:ffff:a65a:eb5b
166.90.235.92 0:0:0:0:0:ffff:a65a:eb5c
166.90.235.93 0:0:0:0:0:ffff:a65a:eb5d
166.90.235.94 0:0:0:0:0:ffff:a65a:eb5e
166.90.235.95 0:0:0:0:0:ffff:a65a:eb5f
166.90.235.96 0:0:0:0:0:ffff:a65a:eb60
166.90.235.97 0:0:0:0:0:ffff:a65a:eb61
166.90.235.98 0:0:0:0:0:ffff:a65a:eb62
166.90.235.99 0:0:0:0:0:ffff:a65a:eb63
166.90.235.100 0:0:0:0:0:ffff:a65a:eb64
166.90.235.101 0:0:0:0:0:ffff:a65a:eb65
166.90.235.102 0:0:0:0:0:ffff:a65a:eb66
166.90.235.103 0:0:0:0:0:ffff:a65a:eb67
166.90.235.104 0:0:0:0:0:ffff:a65a:eb68
166.90.235.105 0:0:0:0:0:ffff:a65a:eb69
166.90.235.106 0:0:0:0:0:ffff:a65a:eb6a
166.90.235.107 0:0:0:0:0:ffff:a65a:eb6b
166.90.235.108 0:0:0:0:0:ffff:a65a:eb6c
166.90.235.109 0:0:0:0:0:ffff:a65a:eb6d
166.90.235.110 0:0:0:0:0:ffff:a65a:eb6e
166.90.235.111 0:0:0:0:0:ffff:a65a:eb6f
166.90.235.112 0:0:0:0:0:ffff:a65a:eb70
166.90.235.113 0:0:0:0:0:ffff:a65a:eb71
166.90.235.114 0:0:0:0:0:ffff:a65a:eb72
166.90.235.115 0:0:0:0:0:ffff:a65a:eb73
166.90.235.116 0:0:0:0:0:ffff:a65a:eb74
166.90.235.117 0:0:0:0:0:ffff:a65a:eb75
166.90.235.118 0:0:0:0:0:ffff:a65a:eb76
166.90.235.119 0:0:0:0:0:ffff:a65a:eb77
166.90.235.120 0:0:0:0:0:ffff:a65a:eb78


166.90.235.121 0:0:0:0:0:ffff:a65a:eb79
166.90.235.122 0:0:0:0:0:ffff:a65a:eb7a
166.90.235.123 0:0:0:0:0:ffff:a65a:eb7b
166.90.235.124 0:0:0:0:0:ffff:a65a:eb7c
166.90.235.125 0:0:0:0:0:ffff:a65a:eb7d
166.90.235.126 0:0:0:0:0:ffff:a65a:eb7e
166.90.235.127 0:0:0:0:0:ffff:a65a:eb7f
166.90.235.128 0:0:0:0:0:ffff:a65a:eb80
166.90.235.129 0:0:0:0:0:ffff:a65a:eb81
166.90.235.130 0:0:0:0:0:ffff:a65a:eb82
166.90.235.131 0:0:0:0:0:ffff:a65a:eb83
166.90.235.132 0:0:0:0:0:ffff:a65a:eb84
166.90.235.133 0:0:0:0:0:ffff:a65a:eb85
166.90.235.134 0:0:0:0:0:ffff:a65a:eb86
166.90.235.135 0:0:0:0:0:ffff:a65a:eb87
166.90.235.136 0:0:0:0:0:ffff:a65a:eb88
166.90.235.137 0:0:0:0:0:ffff:a65a:eb89
166.90.235.138 0:0:0:0:0:ffff:a65a:eb8a
166.90.235.139 0:0:0:0:0:ffff:a65a:eb8b
166.90.235.140 0:0:0:0:0:ffff:a65a:eb8c
166.90.235.141 0:0:0:0:0:ffff:a65a:eb8d
166.90.235.142 0:0:0:0:0:ffff:a65a:eb8e
166.90.235.143 0:0:0:0:0:ffff:a65a:eb8f
166.90.235.144 0:0:0:0:0:ffff:a65a:eb90
166.90.235.145 0:0:0:0:0:ffff:a65a:eb91
166.90.235.146 0:0:0:0:0:ffff:a65a:eb92
166.90.235.147 0:0:0:0:0:ffff:a65a:eb93
166.90.235.148 0:0:0:0:0:ffff:a65a:eb94
166.90.235.149 0:0:0:0:0:ffff:a65a:eb95
166.90.235.150 0:0:0:0:0:ffff:a65a:eb96
166.90.235.151 0:0:0:0:0:ffff:a65a:eb97
166.90.235.152 0:0:0:0:0:ffff:a65a:eb98
166.90.235.153 0:0:0:0:0:ffff:a65a:eb99
166.90.235.154 0:0:0:0:0:ffff:a65a:eb9a
166.90.235.155 0:0:0:0:0:ffff:a65a:eb9b
166.90.235.156 0:0:0:0:0:ffff:a65a:eb9c
166.90.235.157 0:0:0:0:0:ffff:a65a:eb9d
166.90.235.158 0:0:0:0:0:ffff:a65a:eb9e
166.90.235.159 0:0:0:0:0:ffff:a65a:eb9f
166.90.235.160 0:0:0:0:0:ffff:a65a:eba0
166.90.235.161 0:0:0:0:0:ffff:a65a:eba1
166.90.235.162 0:0:0:0:0:ffff:a65a:eba2
166.90.235.163 0:0:0:0:0:ffff:a65a:eba3
166.90.235.164 0:0:0:0:0:ffff:a65a:eba4
166.90.235.165 0:0:0:0:0:ffff:a65a:eba5
166.90.235.166 0:0:0:0:0:ffff:a65a:eba6
166.90.235.167 0:0:0:0:0:ffff:a65a:eba7
166.90.235.168 0:0:0:0:0:ffff:a65a:eba8
166.90.235.169 0:0:0:0:0:ffff:a65a:eba9
166.90.235.170 0:0:0:0:0:ffff:a65a:ebaa
166.90.235.171 0:0:0:0:0:ffff:a65a:ebab
166.90.235.172 0:0:0:0:0:ffff:a65a:ebac
166.90.235.173 0:0:0:0:0:ffff:a65a:ebad
166.90.235.174 0:0:0:0:0:ffff:a65a:ebae
166.90.235.175 0:0:0:0:0:ffff:a65a:ebaf
166.90.235.176 0:0:0:0:0:ffff:a65a:ebb0
166.90.235.177 0:0:0:0:0:ffff:a65a:ebb1
166.90.235.178 0:0:0:0:0:ffff:a65a:ebb2
166.90.235.179 0:0:0:0:0:ffff:a65a:ebb3
166.90.235.180 0:0:0:0:0:ffff:a65a:ebb4


166.90.235.181 0:0:0:0:0:ffff:a65a:ebb5
166.90.235.182 0:0:0:0:0:ffff:a65a:ebb6
166.90.235.183 0:0:0:0:0:ffff:a65a:ebb7
166.90.235.184 0:0:0:0:0:ffff:a65a:ebb8
166.90.235.185 0:0:0:0:0:ffff:a65a:ebb9
166.90.235.186 0:0:0:0:0:ffff:a65a:ebba
166.90.235.187 0:0:0:0:0:ffff:a65a:ebbb
166.90.235.188 0:0:0:0:0:ffff:a65a:ebbc
166.90.235.189 0:0:0:0:0:ffff:a65a:ebbd
166.90.235.190 0:0:0:0:0:ffff:a65a:ebbe
166.90.235.191 0:0:0:0:0:ffff:a65a:ebbf
166.90.235.192 0:0:0:0:0:ffff:a65a:ebc0
166.90.235.193 0:0:0:0:0:ffff:a65a:ebc1
166.90.235.194 0:0:0:0:0:ffff:a65a:ebc2
166.90.235.195 0:0:0:0:0:ffff:a65a:ebc3
166.90.235.196 0:0:0:0:0:ffff:a65a:ebc4
166.90.235.197 0:0:0:0:0:ffff:a65a:ebc5
166.90.235.198 0:0:0:0:0:ffff:a65a:ebc6
166.90.235.199 0:0:0:0:0:ffff:a65a:ebc7
166.90.235.200 0:0:0:0:0:ffff:a65a:ebc8
166.90.235.201 0:0:0:0:0:ffff:a65a:ebc9
166.90.235.202 0:0:0:0:0:ffff:a65a:ebca
166.90.235.203 0:0:0:0:0:ffff:a65a:ebcb
166.90.235.204 0:0:0:0:0:ffff:a65a:ebcc
166.90.235.205 0:0:0:0:0:ffff:a65a:ebcd
166.90.235.206 0:0:0:0:0:ffff:a65a:ebce
166.90.235.207 0:0:0:0:0:ffff:a65a:ebcf
166.90.235.208 0:0:0:0:0:ffff:a65a:ebd0
166.90.235.209 0:0:0:0:0:ffff:a65a:ebd1
166.90.235.210 0:0:0:0:0:ffff:a65a:ebd2
166.90.235.211 0:0:0:0:0:ffff:a65a:ebd3
166.90.235.212 0:0:0:0:0:ffff:a65a:ebd4
166.90.235.213 0:0:0:0:0:ffff:a65a:ebd5
166.90.235.214 0:0:0:0:0:ffff:a65a:ebd6
166.90.235.215 0:0:0:0:0:ffff:a65a:ebd7
166.90.235.216 0:0:0:0:0:ffff:a65a:ebd8
166.90.235.217 0:0:0:0:0:ffff:a65a:ebd9
166.90.235.218 0:0:0:0:0:ffff:a65a:ebda
166.90.235.219 0:0:0:0:0:ffff:a65a:ebdb
166.90.235.220 0:0:0:0:0:ffff:a65a:ebdc
166.90.235.221 0:0:0:0:0:ffff:a65a:ebdd
166.90.235.222 0:0:0:0:0:ffff:a65a:ebde
166.90.235.223 0:0:0:0:0:ffff:a65a:ebdf
166.90.235.224 0:0:0:0:0:ffff:a65a:ebe0
166.90.235.225 0:0:0:0:0:ffff:a65a:ebe1
166.90.235.226 0:0:0:0:0:ffff:a65a:ebe2
166.90.235.227 0:0:0:0:0:ffff:a65a:ebe3
166.90.235.228 0:0:0:0:0:ffff:a65a:ebe4
166.90.235.229 0:0:0:0:0:ffff:a65a:ebe5
166.90.235.230 0:0:0:0:0:ffff:a65a:ebe6
166.90.235.231 0:0:0:0:0:ffff:a65a:ebe7
166.90.235.232 0:0:0:0:0:ffff:a65a:ebe8
166.90.235.233 0:0:0:0:0:ffff:a65a:ebe9
166.90.235.234 0:0:0:0:0:ffff:a65a:ebea
166.90.235.235 0:0:0:0:0:ffff:a65a:ebeb
166.90.235.236 0:0:0:0:0:ffff:a65a:ebec
166.90.235.237 0:0:0:0:0:ffff:a65a:ebed
166.90.235.238 0:0:0:0:0:ffff:a65a:ebee
166.90.235.239 0:0:0:0:0:ffff:a65a:ebef
166.90.235.240 0:0:0:0:0:ffff:a65a:ebf0
166.90.235.241 0:0:0:0:0:ffff:a65a:ebf1
166.90.235.242 0:0:0:0:0:ffff:a65a:ebf2
166.90.235.243 0:0:0:0:0:ffff:a65a:ebf3
166.90.235.244 0:0:0:0:0:ffff:a65a:ebf4
166.90.235.245 0:0:0:0:0:ffff:a65a:ebf5
166.90.235.246 0:0:0:0:0:ffff:a65a:ebf6
166.90.235.247 0:0:0:0:0:ffff:a65a:ebf7
166.90.235.248 0:0:0:0:0:ffff:a65a:ebf8
166.90.235.249 0:0:0:0:0:ffff:a65a:ebf9
166.90.235.250 0:0:0:0:0:ffff:a65a:ebfa
166.90.235.251 0:0:0:0:0:ffff:a65a:ebfb
166.90.235.252 0:0:0:0:0:ffff:a65a:ebfc
166.90.235.253 0:0:0:0:0:ffff:a65a:ebfd
166.90.235.254 0:0:0:0:0:ffff:a65a:ebfe
166.90.235.255 0:0:0:0:0:ffff:a65a:ebff


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.