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
139.159.123.1 0:0:0:0:0:ffff:8b9f:7b01
139.159.123.2 0:0:0:0:0:ffff:8b9f:7b02
139.159.123.3 0:0:0:0:0:ffff:8b9f:7b03
139.159.123.4 0:0:0:0:0:ffff:8b9f:7b04
139.159.123.5 0:0:0:0:0:ffff:8b9f:7b05
139.159.123.6 0:0:0:0:0:ffff:8b9f:7b06
139.159.123.7 0:0:0:0:0:ffff:8b9f:7b07
139.159.123.8 0:0:0:0:0:ffff:8b9f:7b08
139.159.123.9 0:0:0:0:0:ffff:8b9f:7b09
139.159.123.10 0:0:0:0:0:ffff:8b9f:7b0a
139.159.123.11 0:0:0:0:0:ffff:8b9f:7b0b
139.159.123.12 0:0:0:0:0:ffff:8b9f:7b0c
139.159.123.13 0:0:0:0:0:ffff:8b9f:7b0d
139.159.123.14 0:0:0:0:0:ffff:8b9f:7b0e
139.159.123.15 0:0:0:0:0:ffff:8b9f:7b0f
139.159.123.16 0:0:0:0:0:ffff:8b9f:7b10
139.159.123.17 0:0:0:0:0:ffff:8b9f:7b11
139.159.123.18 0:0:0:0:0:ffff:8b9f:7b12
139.159.123.19 0:0:0:0:0:ffff:8b9f:7b13
139.159.123.20 0:0:0:0:0:ffff:8b9f:7b14
139.159.123.21 0:0:0:0:0:ffff:8b9f:7b15
139.159.123.22 0:0:0:0:0:ffff:8b9f:7b16
139.159.123.23 0:0:0:0:0:ffff:8b9f:7b17
139.159.123.24 0:0:0:0:0:ffff:8b9f:7b18
139.159.123.25 0:0:0:0:0:ffff:8b9f:7b19
139.159.123.26 0:0:0:0:0:ffff:8b9f:7b1a
139.159.123.27 0:0:0:0:0:ffff:8b9f:7b1b
139.159.123.28 0:0:0:0:0:ffff:8b9f:7b1c
139.159.123.29 0:0:0:0:0:ffff:8b9f:7b1d
139.159.123.30 0:0:0:0:0:ffff:8b9f:7b1e
139.159.123.31 0:0:0:0:0:ffff:8b9f:7b1f
139.159.123.32 0:0:0:0:0:ffff:8b9f:7b20
139.159.123.33 0:0:0:0:0:ffff:8b9f:7b21
139.159.123.34 0:0:0:0:0:ffff:8b9f:7b22
139.159.123.35 0:0:0:0:0:ffff:8b9f:7b23
139.159.123.36 0:0:0:0:0:ffff:8b9f:7b24
139.159.123.37 0:0:0:0:0:ffff:8b9f:7b25
139.159.123.38 0:0:0:0:0:ffff:8b9f:7b26
139.159.123.39 0:0:0:0:0:ffff:8b9f:7b27
139.159.123.40 0:0:0:0:0:ffff:8b9f:7b28
139.159.123.41 0:0:0:0:0:ffff:8b9f:7b29
139.159.123.42 0:0:0:0:0:ffff:8b9f:7b2a
139.159.123.43 0:0:0:0:0:ffff:8b9f:7b2b
139.159.123.44 0:0:0:0:0:ffff:8b9f:7b2c
139.159.123.45 0:0:0:0:0:ffff:8b9f:7b2d
139.159.123.46 0:0:0:0:0:ffff:8b9f:7b2e
139.159.123.47 0:0:0:0:0:ffff:8b9f:7b2f
139.159.123.48 0:0:0:0:0:ffff:8b9f:7b30
139.159.123.49 0:0:0:0:0:ffff:8b9f:7b31
139.159.123.50 0:0:0:0:0:ffff:8b9f:7b32
139.159.123.51 0:0:0:0:0:ffff:8b9f:7b33
139.159.123.52 0:0:0:0:0:ffff:8b9f:7b34
139.159.123.53 0:0:0:0:0:ffff:8b9f:7b35
139.159.123.54 0:0:0:0:0:ffff:8b9f:7b36
139.159.123.55 0:0:0:0:0:ffff:8b9f:7b37
139.159.123.56 0:0:0:0:0:ffff:8b9f:7b38
139.159.123.57 0:0:0:0:0:ffff:8b9f:7b39
139.159.123.58 0:0:0:0:0:ffff:8b9f:7b3a
139.159.123.59 0:0:0:0:0:ffff:8b9f:7b3b
139.159.123.60 0:0:0:0:0:ffff:8b9f:7b3c


139.159.123.61 0:0:0:0:0:ffff:8b9f:7b3d
139.159.123.62 0:0:0:0:0:ffff:8b9f:7b3e
139.159.123.63 0:0:0:0:0:ffff:8b9f:7b3f
139.159.123.64 0:0:0:0:0:ffff:8b9f:7b40
139.159.123.65 0:0:0:0:0:ffff:8b9f:7b41
139.159.123.66 0:0:0:0:0:ffff:8b9f:7b42
139.159.123.67 0:0:0:0:0:ffff:8b9f:7b43
139.159.123.68 0:0:0:0:0:ffff:8b9f:7b44
139.159.123.69 0:0:0:0:0:ffff:8b9f:7b45
139.159.123.70 0:0:0:0:0:ffff:8b9f:7b46
139.159.123.71 0:0:0:0:0:ffff:8b9f:7b47
139.159.123.72 0:0:0:0:0:ffff:8b9f:7b48
139.159.123.73 0:0:0:0:0:ffff:8b9f:7b49
139.159.123.74 0:0:0:0:0:ffff:8b9f:7b4a
139.159.123.75 0:0:0:0:0:ffff:8b9f:7b4b
139.159.123.76 0:0:0:0:0:ffff:8b9f:7b4c
139.159.123.77 0:0:0:0:0:ffff:8b9f:7b4d
139.159.123.78 0:0:0:0:0:ffff:8b9f:7b4e
139.159.123.79 0:0:0:0:0:ffff:8b9f:7b4f
139.159.123.80 0:0:0:0:0:ffff:8b9f:7b50
139.159.123.81 0:0:0:0:0:ffff:8b9f:7b51
139.159.123.82 0:0:0:0:0:ffff:8b9f:7b52
139.159.123.83 0:0:0:0:0:ffff:8b9f:7b53
139.159.123.84 0:0:0:0:0:ffff:8b9f:7b54
139.159.123.85 0:0:0:0:0:ffff:8b9f:7b55
139.159.123.86 0:0:0:0:0:ffff:8b9f:7b56
139.159.123.87 0:0:0:0:0:ffff:8b9f:7b57
139.159.123.88 0:0:0:0:0:ffff:8b9f:7b58
139.159.123.89 0:0:0:0:0:ffff:8b9f:7b59
139.159.123.90 0:0:0:0:0:ffff:8b9f:7b5a
139.159.123.91 0:0:0:0:0:ffff:8b9f:7b5b
139.159.123.92 0:0:0:0:0:ffff:8b9f:7b5c
139.159.123.93 0:0:0:0:0:ffff:8b9f:7b5d
139.159.123.94 0:0:0:0:0:ffff:8b9f:7b5e
139.159.123.95 0:0:0:0:0:ffff:8b9f:7b5f
139.159.123.96 0:0:0:0:0:ffff:8b9f:7b60
139.159.123.97 0:0:0:0:0:ffff:8b9f:7b61
139.159.123.98 0:0:0:0:0:ffff:8b9f:7b62
139.159.123.99 0:0:0:0:0:ffff:8b9f:7b63
139.159.123.100 0:0:0:0:0:ffff:8b9f:7b64
139.159.123.101 0:0:0:0:0:ffff:8b9f:7b65
139.159.123.102 0:0:0:0:0:ffff:8b9f:7b66
139.159.123.103 0:0:0:0:0:ffff:8b9f:7b67
139.159.123.104 0:0:0:0:0:ffff:8b9f:7b68
139.159.123.105 0:0:0:0:0:ffff:8b9f:7b69
139.159.123.106 0:0:0:0:0:ffff:8b9f:7b6a
139.159.123.107 0:0:0:0:0:ffff:8b9f:7b6b
139.159.123.108 0:0:0:0:0:ffff:8b9f:7b6c
139.159.123.109 0:0:0:0:0:ffff:8b9f:7b6d
139.159.123.110 0:0:0:0:0:ffff:8b9f:7b6e
139.159.123.111 0:0:0:0:0:ffff:8b9f:7b6f
139.159.123.112 0:0:0:0:0:ffff:8b9f:7b70
139.159.123.113 0:0:0:0:0:ffff:8b9f:7b71
139.159.123.114 0:0:0:0:0:ffff:8b9f:7b72
139.159.123.115 0:0:0:0:0:ffff:8b9f:7b73
139.159.123.116 0:0:0:0:0:ffff:8b9f:7b74
139.159.123.117 0:0:0:0:0:ffff:8b9f:7b75
139.159.123.118 0:0:0:0:0:ffff:8b9f:7b76
139.159.123.119 0:0:0:0:0:ffff:8b9f:7b77
139.159.123.120 0:0:0:0:0:ffff:8b9f:7b78


139.159.123.121 0:0:0:0:0:ffff:8b9f:7b79
139.159.123.122 0:0:0:0:0:ffff:8b9f:7b7a
139.159.123.123 0:0:0:0:0:ffff:8b9f:7b7b
139.159.123.124 0:0:0:0:0:ffff:8b9f:7b7c
139.159.123.125 0:0:0:0:0:ffff:8b9f:7b7d
139.159.123.126 0:0:0:0:0:ffff:8b9f:7b7e
139.159.123.127 0:0:0:0:0:ffff:8b9f:7b7f
139.159.123.128 0:0:0:0:0:ffff:8b9f:7b80
139.159.123.129 0:0:0:0:0:ffff:8b9f:7b81
139.159.123.130 0:0:0:0:0:ffff:8b9f:7b82
139.159.123.131 0:0:0:0:0:ffff:8b9f:7b83
139.159.123.132 0:0:0:0:0:ffff:8b9f:7b84
139.159.123.133 0:0:0:0:0:ffff:8b9f:7b85
139.159.123.134 0:0:0:0:0:ffff:8b9f:7b86
139.159.123.135 0:0:0:0:0:ffff:8b9f:7b87
139.159.123.136 0:0:0:0:0:ffff:8b9f:7b88
139.159.123.137 0:0:0:0:0:ffff:8b9f:7b89
139.159.123.138 0:0:0:0:0:ffff:8b9f:7b8a
139.159.123.139 0:0:0:0:0:ffff:8b9f:7b8b
139.159.123.140 0:0:0:0:0:ffff:8b9f:7b8c
139.159.123.141 0:0:0:0:0:ffff:8b9f:7b8d
139.159.123.142 0:0:0:0:0:ffff:8b9f:7b8e
139.159.123.143 0:0:0:0:0:ffff:8b9f:7b8f
139.159.123.144 0:0:0:0:0:ffff:8b9f:7b90
139.159.123.145 0:0:0:0:0:ffff:8b9f:7b91
139.159.123.146 0:0:0:0:0:ffff:8b9f:7b92
139.159.123.147 0:0:0:0:0:ffff:8b9f:7b93
139.159.123.148 0:0:0:0:0:ffff:8b9f:7b94
139.159.123.149 0:0:0:0:0:ffff:8b9f:7b95
139.159.123.150 0:0:0:0:0:ffff:8b9f:7b96
139.159.123.151 0:0:0:0:0:ffff:8b9f:7b97
139.159.123.152 0:0:0:0:0:ffff:8b9f:7b98
139.159.123.153 0:0:0:0:0:ffff:8b9f:7b99
139.159.123.154 0:0:0:0:0:ffff:8b9f:7b9a
139.159.123.155 0:0:0:0:0:ffff:8b9f:7b9b
139.159.123.156 0:0:0:0:0:ffff:8b9f:7b9c
139.159.123.157 0:0:0:0:0:ffff:8b9f:7b9d
139.159.123.158 0:0:0:0:0:ffff:8b9f:7b9e
139.159.123.159 0:0:0:0:0:ffff:8b9f:7b9f
139.159.123.160 0:0:0:0:0:ffff:8b9f:7ba0
139.159.123.161 0:0:0:0:0:ffff:8b9f:7ba1
139.159.123.162 0:0:0:0:0:ffff:8b9f:7ba2
139.159.123.163 0:0:0:0:0:ffff:8b9f:7ba3
139.159.123.164 0:0:0:0:0:ffff:8b9f:7ba4
139.159.123.165 0:0:0:0:0:ffff:8b9f:7ba5
139.159.123.166 0:0:0:0:0:ffff:8b9f:7ba6
139.159.123.167 0:0:0:0:0:ffff:8b9f:7ba7
139.159.123.168 0:0:0:0:0:ffff:8b9f:7ba8
139.159.123.169 0:0:0:0:0:ffff:8b9f:7ba9
139.159.123.170 0:0:0:0:0:ffff:8b9f:7baa
139.159.123.171 0:0:0:0:0:ffff:8b9f:7bab
139.159.123.172 0:0:0:0:0:ffff:8b9f:7bac
139.159.123.173 0:0:0:0:0:ffff:8b9f:7bad
139.159.123.174 0:0:0:0:0:ffff:8b9f:7bae
139.159.123.175 0:0:0:0:0:ffff:8b9f:7baf
139.159.123.176 0:0:0:0:0:ffff:8b9f:7bb0
139.159.123.177 0:0:0:0:0:ffff:8b9f:7bb1
139.159.123.178 0:0:0:0:0:ffff:8b9f:7bb2
139.159.123.179 0:0:0:0:0:ffff:8b9f:7bb3
139.159.123.180 0:0:0:0:0:ffff:8b9f:7bb4


139.159.123.181 0:0:0:0:0:ffff:8b9f:7bb5
139.159.123.182 0:0:0:0:0:ffff:8b9f:7bb6
139.159.123.183 0:0:0:0:0:ffff:8b9f:7bb7
139.159.123.184 0:0:0:0:0:ffff:8b9f:7bb8
139.159.123.185 0:0:0:0:0:ffff:8b9f:7bb9
139.159.123.186 0:0:0:0:0:ffff:8b9f:7bba
139.159.123.187 0:0:0:0:0:ffff:8b9f:7bbb
139.159.123.188 0:0:0:0:0:ffff:8b9f:7bbc
139.159.123.189 0:0:0:0:0:ffff:8b9f:7bbd
139.159.123.190 0:0:0:0:0:ffff:8b9f:7bbe
139.159.123.191 0:0:0:0:0:ffff:8b9f:7bbf
139.159.123.192 0:0:0:0:0:ffff:8b9f:7bc0
139.159.123.193 0:0:0:0:0:ffff:8b9f:7bc1
139.159.123.194 0:0:0:0:0:ffff:8b9f:7bc2
139.159.123.195 0:0:0:0:0:ffff:8b9f:7bc3
139.159.123.196 0:0:0:0:0:ffff:8b9f:7bc4
139.159.123.197 0:0:0:0:0:ffff:8b9f:7bc5
139.159.123.198 0:0:0:0:0:ffff:8b9f:7bc6
139.159.123.199 0:0:0:0:0:ffff:8b9f:7bc7
139.159.123.200 0:0:0:0:0:ffff:8b9f:7bc8
139.159.123.201 0:0:0:0:0:ffff:8b9f:7bc9
139.159.123.202 0:0:0:0:0:ffff:8b9f:7bca
139.159.123.203 0:0:0:0:0:ffff:8b9f:7bcb
139.159.123.204 0:0:0:0:0:ffff:8b9f:7bcc
139.159.123.205 0:0:0:0:0:ffff:8b9f:7bcd
139.159.123.206 0:0:0:0:0:ffff:8b9f:7bce
139.159.123.207 0:0:0:0:0:ffff:8b9f:7bcf
139.159.123.208 0:0:0:0:0:ffff:8b9f:7bd0
139.159.123.209 0:0:0:0:0:ffff:8b9f:7bd1
139.159.123.210 0:0:0:0:0:ffff:8b9f:7bd2
139.159.123.211 0:0:0:0:0:ffff:8b9f:7bd3
139.159.123.212 0:0:0:0:0:ffff:8b9f:7bd4
139.159.123.213 0:0:0:0:0:ffff:8b9f:7bd5
139.159.123.214 0:0:0:0:0:ffff:8b9f:7bd6
139.159.123.215 0:0:0:0:0:ffff:8b9f:7bd7
139.159.123.216 0:0:0:0:0:ffff:8b9f:7bd8
139.159.123.217 0:0:0:0:0:ffff:8b9f:7bd9
139.159.123.218 0:0:0:0:0:ffff:8b9f:7bda
139.159.123.219 0:0:0:0:0:ffff:8b9f:7bdb
139.159.123.220 0:0:0:0:0:ffff:8b9f:7bdc
139.159.123.221 0:0:0:0:0:ffff:8b9f:7bdd
139.159.123.222 0:0:0:0:0:ffff:8b9f:7bde
139.159.123.223 0:0:0:0:0:ffff:8b9f:7bdf
139.159.123.224 0:0:0:0:0:ffff:8b9f:7be0
139.159.123.225 0:0:0:0:0:ffff:8b9f:7be1
139.159.123.226 0:0:0:0:0:ffff:8b9f:7be2
139.159.123.227 0:0:0:0:0:ffff:8b9f:7be3
139.159.123.228 0:0:0:0:0:ffff:8b9f:7be4
139.159.123.229 0:0:0:0:0:ffff:8b9f:7be5
139.159.123.230 0:0:0:0:0:ffff:8b9f:7be6
139.159.123.231 0:0:0:0:0:ffff:8b9f:7be7
139.159.123.232 0:0:0:0:0:ffff:8b9f:7be8
139.159.123.233 0:0:0:0:0:ffff:8b9f:7be9
139.159.123.234 0:0:0:0:0:ffff:8b9f:7bea
139.159.123.235 0:0:0:0:0:ffff:8b9f:7beb
139.159.123.236 0:0:0:0:0:ffff:8b9f:7bec
139.159.123.237 0:0:0:0:0:ffff:8b9f:7bed
139.159.123.238 0:0:0:0:0:ffff:8b9f:7bee
139.159.123.239 0:0:0:0:0:ffff:8b9f:7bef
139.159.123.240 0:0:0:0:0:ffff:8b9f:7bf0
139.159.123.241 0:0:0:0:0:ffff:8b9f:7bf1
139.159.123.242 0:0:0:0:0:ffff:8b9f:7bf2
139.159.123.243 0:0:0:0:0:ffff:8b9f:7bf3
139.159.123.244 0:0:0:0:0:ffff:8b9f:7bf4
139.159.123.245 0:0:0:0:0:ffff:8b9f:7bf5
139.159.123.246 0:0:0:0:0:ffff:8b9f:7bf6
139.159.123.247 0:0:0:0:0:ffff:8b9f:7bf7
139.159.123.248 0:0:0:0:0:ffff:8b9f:7bf8
139.159.123.249 0:0:0:0:0:ffff:8b9f:7bf9
139.159.123.250 0:0:0:0:0:ffff:8b9f:7bfa
139.159.123.251 0:0:0:0:0:ffff:8b9f:7bfb
139.159.123.252 0:0:0:0:0:ffff:8b9f:7bfc
139.159.123.253 0:0:0:0:0:ffff:8b9f:7bfd
139.159.123.254 0:0:0:0:0:ffff:8b9f:7bfe
139.159.123.255 0:0:0:0:0:ffff:8b9f:7bff


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.