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
166.90.141.1 0:0:0:0:0:ffff:a65a:8d01
166.90.141.2 0:0:0:0:0:ffff:a65a:8d02
166.90.141.3 0:0:0:0:0:ffff:a65a:8d03
166.90.141.4 0:0:0:0:0:ffff:a65a:8d04
166.90.141.5 0:0:0:0:0:ffff:a65a:8d05
166.90.141.6 0:0:0:0:0:ffff:a65a:8d06
166.90.141.7 0:0:0:0:0:ffff:a65a:8d07
166.90.141.8 0:0:0:0:0:ffff:a65a:8d08
166.90.141.9 0:0:0:0:0:ffff:a65a:8d09
166.90.141.10 0:0:0:0:0:ffff:a65a:8d0a
166.90.141.11 0:0:0:0:0:ffff:a65a:8d0b
166.90.141.12 0:0:0:0:0:ffff:a65a:8d0c
166.90.141.13 0:0:0:0:0:ffff:a65a:8d0d
166.90.141.14 0:0:0:0:0:ffff:a65a:8d0e
166.90.141.15 0:0:0:0:0:ffff:a65a:8d0f
166.90.141.16 0:0:0:0:0:ffff:a65a:8d10
166.90.141.17 0:0:0:0:0:ffff:a65a:8d11
166.90.141.18 0:0:0:0:0:ffff:a65a:8d12
166.90.141.19 0:0:0:0:0:ffff:a65a:8d13
166.90.141.20 0:0:0:0:0:ffff:a65a:8d14
166.90.141.21 0:0:0:0:0:ffff:a65a:8d15
166.90.141.22 0:0:0:0:0:ffff:a65a:8d16
166.90.141.23 0:0:0:0:0:ffff:a65a:8d17
166.90.141.24 0:0:0:0:0:ffff:a65a:8d18
166.90.141.25 0:0:0:0:0:ffff:a65a:8d19
166.90.141.26 0:0:0:0:0:ffff:a65a:8d1a
166.90.141.27 0:0:0:0:0:ffff:a65a:8d1b
166.90.141.28 0:0:0:0:0:ffff:a65a:8d1c
166.90.141.29 0:0:0:0:0:ffff:a65a:8d1d
166.90.141.30 0:0:0:0:0:ffff:a65a:8d1e
166.90.141.31 0:0:0:0:0:ffff:a65a:8d1f
166.90.141.32 0:0:0:0:0:ffff:a65a:8d20
166.90.141.33 0:0:0:0:0:ffff:a65a:8d21
166.90.141.34 0:0:0:0:0:ffff:a65a:8d22
166.90.141.35 0:0:0:0:0:ffff:a65a:8d23
166.90.141.36 0:0:0:0:0:ffff:a65a:8d24
166.90.141.37 0:0:0:0:0:ffff:a65a:8d25
166.90.141.38 0:0:0:0:0:ffff:a65a:8d26
166.90.141.39 0:0:0:0:0:ffff:a65a:8d27
166.90.141.40 0:0:0:0:0:ffff:a65a:8d28
166.90.141.41 0:0:0:0:0:ffff:a65a:8d29
166.90.141.42 0:0:0:0:0:ffff:a65a:8d2a
166.90.141.43 0:0:0:0:0:ffff:a65a:8d2b
166.90.141.44 0:0:0:0:0:ffff:a65a:8d2c
166.90.141.45 0:0:0:0:0:ffff:a65a:8d2d
166.90.141.46 0:0:0:0:0:ffff:a65a:8d2e
166.90.141.47 0:0:0:0:0:ffff:a65a:8d2f
166.90.141.48 0:0:0:0:0:ffff:a65a:8d30
166.90.141.49 0:0:0:0:0:ffff:a65a:8d31
166.90.141.50 0:0:0:0:0:ffff:a65a:8d32
166.90.141.51 0:0:0:0:0:ffff:a65a:8d33
166.90.141.52 0:0:0:0:0:ffff:a65a:8d34
166.90.141.53 0:0:0:0:0:ffff:a65a:8d35
166.90.141.54 0:0:0:0:0:ffff:a65a:8d36
166.90.141.55 0:0:0:0:0:ffff:a65a:8d37
166.90.141.56 0:0:0:0:0:ffff:a65a:8d38
166.90.141.57 0:0:0:0:0:ffff:a65a:8d39
166.90.141.58 0:0:0:0:0:ffff:a65a:8d3a
166.90.141.59 0:0:0:0:0:ffff:a65a:8d3b
166.90.141.60 0:0:0:0:0:ffff:a65a:8d3c


166.90.141.61 0:0:0:0:0:ffff:a65a:8d3d
166.90.141.62 0:0:0:0:0:ffff:a65a:8d3e
166.90.141.63 0:0:0:0:0:ffff:a65a:8d3f
166.90.141.64 0:0:0:0:0:ffff:a65a:8d40
166.90.141.65 0:0:0:0:0:ffff:a65a:8d41
166.90.141.66 0:0:0:0:0:ffff:a65a:8d42
166.90.141.67 0:0:0:0:0:ffff:a65a:8d43
166.90.141.68 0:0:0:0:0:ffff:a65a:8d44
166.90.141.69 0:0:0:0:0:ffff:a65a:8d45
166.90.141.70 0:0:0:0:0:ffff:a65a:8d46
166.90.141.71 0:0:0:0:0:ffff:a65a:8d47
166.90.141.72 0:0:0:0:0:ffff:a65a:8d48
166.90.141.73 0:0:0:0:0:ffff:a65a:8d49
166.90.141.74 0:0:0:0:0:ffff:a65a:8d4a
166.90.141.75 0:0:0:0:0:ffff:a65a:8d4b
166.90.141.76 0:0:0:0:0:ffff:a65a:8d4c
166.90.141.77 0:0:0:0:0:ffff:a65a:8d4d
166.90.141.78 0:0:0:0:0:ffff:a65a:8d4e
166.90.141.79 0:0:0:0:0:ffff:a65a:8d4f
166.90.141.80 0:0:0:0:0:ffff:a65a:8d50
166.90.141.81 0:0:0:0:0:ffff:a65a:8d51
166.90.141.82 0:0:0:0:0:ffff:a65a:8d52
166.90.141.83 0:0:0:0:0:ffff:a65a:8d53
166.90.141.84 0:0:0:0:0:ffff:a65a:8d54
166.90.141.85 0:0:0:0:0:ffff:a65a:8d55
166.90.141.86 0:0:0:0:0:ffff:a65a:8d56
166.90.141.87 0:0:0:0:0:ffff:a65a:8d57
166.90.141.88 0:0:0:0:0:ffff:a65a:8d58
166.90.141.89 0:0:0:0:0:ffff:a65a:8d59
166.90.141.90 0:0:0:0:0:ffff:a65a:8d5a
166.90.141.91 0:0:0:0:0:ffff:a65a:8d5b
166.90.141.92 0:0:0:0:0:ffff:a65a:8d5c
166.90.141.93 0:0:0:0:0:ffff:a65a:8d5d
166.90.141.94 0:0:0:0:0:ffff:a65a:8d5e
166.90.141.95 0:0:0:0:0:ffff:a65a:8d5f
166.90.141.96 0:0:0:0:0:ffff:a65a:8d60
166.90.141.97 0:0:0:0:0:ffff:a65a:8d61
166.90.141.98 0:0:0:0:0:ffff:a65a:8d62
166.90.141.99 0:0:0:0:0:ffff:a65a:8d63
166.90.141.100 0:0:0:0:0:ffff:a65a:8d64
166.90.141.101 0:0:0:0:0:ffff:a65a:8d65
166.90.141.102 0:0:0:0:0:ffff:a65a:8d66
166.90.141.103 0:0:0:0:0:ffff:a65a:8d67
166.90.141.104 0:0:0:0:0:ffff:a65a:8d68
166.90.141.105 0:0:0:0:0:ffff:a65a:8d69
166.90.141.106 0:0:0:0:0:ffff:a65a:8d6a
166.90.141.107 0:0:0:0:0:ffff:a65a:8d6b
166.90.141.108 0:0:0:0:0:ffff:a65a:8d6c
166.90.141.109 0:0:0:0:0:ffff:a65a:8d6d
166.90.141.110 0:0:0:0:0:ffff:a65a:8d6e
166.90.141.111 0:0:0:0:0:ffff:a65a:8d6f
166.90.141.112 0:0:0:0:0:ffff:a65a:8d70
166.90.141.113 0:0:0:0:0:ffff:a65a:8d71
166.90.141.114 0:0:0:0:0:ffff:a65a:8d72
166.90.141.115 0:0:0:0:0:ffff:a65a:8d73
166.90.141.116 0:0:0:0:0:ffff:a65a:8d74
166.90.141.117 0:0:0:0:0:ffff:a65a:8d75
166.90.141.118 0:0:0:0:0:ffff:a65a:8d76
166.90.141.119 0:0:0:0:0:ffff:a65a:8d77
166.90.141.120 0:0:0:0:0:ffff:a65a:8d78


166.90.141.121 0:0:0:0:0:ffff:a65a:8d79
166.90.141.122 0:0:0:0:0:ffff:a65a:8d7a
166.90.141.123 0:0:0:0:0:ffff:a65a:8d7b
166.90.141.124 0:0:0:0:0:ffff:a65a:8d7c
166.90.141.125 0:0:0:0:0:ffff:a65a:8d7d
166.90.141.126 0:0:0:0:0:ffff:a65a:8d7e
166.90.141.127 0:0:0:0:0:ffff:a65a:8d7f
166.90.141.128 0:0:0:0:0:ffff:a65a:8d80
166.90.141.129 0:0:0:0:0:ffff:a65a:8d81
166.90.141.130 0:0:0:0:0:ffff:a65a:8d82
166.90.141.131 0:0:0:0:0:ffff:a65a:8d83
166.90.141.132 0:0:0:0:0:ffff:a65a:8d84
166.90.141.133 0:0:0:0:0:ffff:a65a:8d85
166.90.141.134 0:0:0:0:0:ffff:a65a:8d86
166.90.141.135 0:0:0:0:0:ffff:a65a:8d87
166.90.141.136 0:0:0:0:0:ffff:a65a:8d88
166.90.141.137 0:0:0:0:0:ffff:a65a:8d89
166.90.141.138 0:0:0:0:0:ffff:a65a:8d8a
166.90.141.139 0:0:0:0:0:ffff:a65a:8d8b
166.90.141.140 0:0:0:0:0:ffff:a65a:8d8c
166.90.141.141 0:0:0:0:0:ffff:a65a:8d8d
166.90.141.142 0:0:0:0:0:ffff:a65a:8d8e
166.90.141.143 0:0:0:0:0:ffff:a65a:8d8f
166.90.141.144 0:0:0:0:0:ffff:a65a:8d90
166.90.141.145 0:0:0:0:0:ffff:a65a:8d91
166.90.141.146 0:0:0:0:0:ffff:a65a:8d92
166.90.141.147 0:0:0:0:0:ffff:a65a:8d93
166.90.141.148 0:0:0:0:0:ffff:a65a:8d94
166.90.141.149 0:0:0:0:0:ffff:a65a:8d95
166.90.141.150 0:0:0:0:0:ffff:a65a:8d96
166.90.141.151 0:0:0:0:0:ffff:a65a:8d97
166.90.141.152 0:0:0:0:0:ffff:a65a:8d98
166.90.141.153 0:0:0:0:0:ffff:a65a:8d99
166.90.141.154 0:0:0:0:0:ffff:a65a:8d9a
166.90.141.155 0:0:0:0:0:ffff:a65a:8d9b
166.90.141.156 0:0:0:0:0:ffff:a65a:8d9c
166.90.141.157 0:0:0:0:0:ffff:a65a:8d9d
166.90.141.158 0:0:0:0:0:ffff:a65a:8d9e
166.90.141.159 0:0:0:0:0:ffff:a65a:8d9f
166.90.141.160 0:0:0:0:0:ffff:a65a:8da0
166.90.141.161 0:0:0:0:0:ffff:a65a:8da1
166.90.141.162 0:0:0:0:0:ffff:a65a:8da2
166.90.141.163 0:0:0:0:0:ffff:a65a:8da3
166.90.141.164 0:0:0:0:0:ffff:a65a:8da4
166.90.141.165 0:0:0:0:0:ffff:a65a:8da5
166.90.141.166 0:0:0:0:0:ffff:a65a:8da6
166.90.141.167 0:0:0:0:0:ffff:a65a:8da7
166.90.141.168 0:0:0:0:0:ffff:a65a:8da8
166.90.141.169 0:0:0:0:0:ffff:a65a:8da9
166.90.141.170 0:0:0:0:0:ffff:a65a:8daa
166.90.141.171 0:0:0:0:0:ffff:a65a:8dab
166.90.141.172 0:0:0:0:0:ffff:a65a:8dac
166.90.141.173 0:0:0:0:0:ffff:a65a:8dad
166.90.141.174 0:0:0:0:0:ffff:a65a:8dae
166.90.141.175 0:0:0:0:0:ffff:a65a:8daf
166.90.141.176 0:0:0:0:0:ffff:a65a:8db0
166.90.141.177 0:0:0:0:0:ffff:a65a:8db1
166.90.141.178 0:0:0:0:0:ffff:a65a:8db2
166.90.141.179 0:0:0:0:0:ffff:a65a:8db3
166.90.141.180 0:0:0:0:0:ffff:a65a:8db4


166.90.141.181 0:0:0:0:0:ffff:a65a:8db5
166.90.141.182 0:0:0:0:0:ffff:a65a:8db6
166.90.141.183 0:0:0:0:0:ffff:a65a:8db7
166.90.141.184 0:0:0:0:0:ffff:a65a:8db8
166.90.141.185 0:0:0:0:0:ffff:a65a:8db9
166.90.141.186 0:0:0:0:0:ffff:a65a:8dba
166.90.141.187 0:0:0:0:0:ffff:a65a:8dbb
166.90.141.188 0:0:0:0:0:ffff:a65a:8dbc
166.90.141.189 0:0:0:0:0:ffff:a65a:8dbd
166.90.141.190 0:0:0:0:0:ffff:a65a:8dbe
166.90.141.191 0:0:0:0:0:ffff:a65a:8dbf
166.90.141.192 0:0:0:0:0:ffff:a65a:8dc0
166.90.141.193 0:0:0:0:0:ffff:a65a:8dc1
166.90.141.194 0:0:0:0:0:ffff:a65a:8dc2
166.90.141.195 0:0:0:0:0:ffff:a65a:8dc3
166.90.141.196 0:0:0:0:0:ffff:a65a:8dc4
166.90.141.197 0:0:0:0:0:ffff:a65a:8dc5
166.90.141.198 0:0:0:0:0:ffff:a65a:8dc6
166.90.141.199 0:0:0:0:0:ffff:a65a:8dc7
166.90.141.200 0:0:0:0:0:ffff:a65a:8dc8
166.90.141.201 0:0:0:0:0:ffff:a65a:8dc9
166.90.141.202 0:0:0:0:0:ffff:a65a:8dca
166.90.141.203 0:0:0:0:0:ffff:a65a:8dcb
166.90.141.204 0:0:0:0:0:ffff:a65a:8dcc
166.90.141.205 0:0:0:0:0:ffff:a65a:8dcd
166.90.141.206 0:0:0:0:0:ffff:a65a:8dce
166.90.141.207 0:0:0:0:0:ffff:a65a:8dcf
166.90.141.208 0:0:0:0:0:ffff:a65a:8dd0
166.90.141.209 0:0:0:0:0:ffff:a65a:8dd1
166.90.141.210 0:0:0:0:0:ffff:a65a:8dd2
166.90.141.211 0:0:0:0:0:ffff:a65a:8dd3
166.90.141.212 0:0:0:0:0:ffff:a65a:8dd4
166.90.141.213 0:0:0:0:0:ffff:a65a:8dd5
166.90.141.214 0:0:0:0:0:ffff:a65a:8dd6
166.90.141.215 0:0:0:0:0:ffff:a65a:8dd7
166.90.141.216 0:0:0:0:0:ffff:a65a:8dd8
166.90.141.217 0:0:0:0:0:ffff:a65a:8dd9
166.90.141.218 0:0:0:0:0:ffff:a65a:8dda
166.90.141.219 0:0:0:0:0:ffff:a65a:8ddb
166.90.141.220 0:0:0:0:0:ffff:a65a:8ddc
166.90.141.221 0:0:0:0:0:ffff:a65a:8ddd
166.90.141.222 0:0:0:0:0:ffff:a65a:8dde
166.90.141.223 0:0:0:0:0:ffff:a65a:8ddf
166.90.141.224 0:0:0:0:0:ffff:a65a:8de0
166.90.141.225 0:0:0:0:0:ffff:a65a:8de1
166.90.141.226 0:0:0:0:0:ffff:a65a:8de2
166.90.141.227 0:0:0:0:0:ffff:a65a:8de3
166.90.141.228 0:0:0:0:0:ffff:a65a:8de4
166.90.141.229 0:0:0:0:0:ffff:a65a:8de5
166.90.141.230 0:0:0:0:0:ffff:a65a:8de6
166.90.141.231 0:0:0:0:0:ffff:a65a:8de7
166.90.141.232 0:0:0:0:0:ffff:a65a:8de8
166.90.141.233 0:0:0:0:0:ffff:a65a:8de9
166.90.141.234 0:0:0:0:0:ffff:a65a:8dea
166.90.141.235 0:0:0:0:0:ffff:a65a:8deb
166.90.141.236 0:0:0:0:0:ffff:a65a:8dec
166.90.141.237 0:0:0:0:0:ffff:a65a:8ded
166.90.141.238 0:0:0:0:0:ffff:a65a:8dee
166.90.141.239 0:0:0:0:0:ffff:a65a:8def
166.90.141.240 0:0:0:0:0:ffff:a65a:8df0
166.90.141.241 0:0:0:0:0:ffff:a65a:8df1
166.90.141.242 0:0:0:0:0:ffff:a65a:8df2
166.90.141.243 0:0:0:0:0:ffff:a65a:8df3
166.90.141.244 0:0:0:0:0:ffff:a65a:8df4
166.90.141.245 0:0:0:0:0:ffff:a65a:8df5
166.90.141.246 0:0:0:0:0:ffff:a65a:8df6
166.90.141.247 0:0:0:0:0:ffff:a65a:8df7
166.90.141.248 0:0:0:0:0:ffff:a65a:8df8
166.90.141.249 0:0:0:0:0:ffff:a65a:8df9
166.90.141.250 0:0:0:0:0:ffff:a65a:8dfa
166.90.141.251 0:0:0:0:0:ffff:a65a:8dfb
166.90.141.252 0:0:0:0:0:ffff:a65a:8dfc
166.90.141.253 0:0:0:0:0:ffff:a65a:8dfd
166.90.141.254 0:0:0:0:0:ffff:a65a:8dfe
166.90.141.255 0:0:0:0:0:ffff:a65a:8dff


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.