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
139.12.27.1 0:0:0:0:0:ffff:8b0c:1b01
139.12.27.2 0:0:0:0:0:ffff:8b0c:1b02
139.12.27.3 0:0:0:0:0:ffff:8b0c:1b03
139.12.27.4 0:0:0:0:0:ffff:8b0c:1b04
139.12.27.5 0:0:0:0:0:ffff:8b0c:1b05
139.12.27.6 0:0:0:0:0:ffff:8b0c:1b06
139.12.27.7 0:0:0:0:0:ffff:8b0c:1b07
139.12.27.8 0:0:0:0:0:ffff:8b0c:1b08
139.12.27.9 0:0:0:0:0:ffff:8b0c:1b09
139.12.27.10 0:0:0:0:0:ffff:8b0c:1b0a
139.12.27.11 0:0:0:0:0:ffff:8b0c:1b0b
139.12.27.12 0:0:0:0:0:ffff:8b0c:1b0c
139.12.27.13 0:0:0:0:0:ffff:8b0c:1b0d
139.12.27.14 0:0:0:0:0:ffff:8b0c:1b0e
139.12.27.15 0:0:0:0:0:ffff:8b0c:1b0f
139.12.27.16 0:0:0:0:0:ffff:8b0c:1b10
139.12.27.17 0:0:0:0:0:ffff:8b0c:1b11
139.12.27.18 0:0:0:0:0:ffff:8b0c:1b12
139.12.27.19 0:0:0:0:0:ffff:8b0c:1b13
139.12.27.20 0:0:0:0:0:ffff:8b0c:1b14
139.12.27.21 0:0:0:0:0:ffff:8b0c:1b15
139.12.27.22 0:0:0:0:0:ffff:8b0c:1b16
139.12.27.23 0:0:0:0:0:ffff:8b0c:1b17
139.12.27.24 0:0:0:0:0:ffff:8b0c:1b18
139.12.27.25 0:0:0:0:0:ffff:8b0c:1b19
139.12.27.26 0:0:0:0:0:ffff:8b0c:1b1a
139.12.27.27 0:0:0:0:0:ffff:8b0c:1b1b
139.12.27.28 0:0:0:0:0:ffff:8b0c:1b1c
139.12.27.29 0:0:0:0:0:ffff:8b0c:1b1d
139.12.27.30 0:0:0:0:0:ffff:8b0c:1b1e
139.12.27.31 0:0:0:0:0:ffff:8b0c:1b1f
139.12.27.32 0:0:0:0:0:ffff:8b0c:1b20
139.12.27.33 0:0:0:0:0:ffff:8b0c:1b21
139.12.27.34 0:0:0:0:0:ffff:8b0c:1b22
139.12.27.35 0:0:0:0:0:ffff:8b0c:1b23
139.12.27.36 0:0:0:0:0:ffff:8b0c:1b24
139.12.27.37 0:0:0:0:0:ffff:8b0c:1b25
139.12.27.38 0:0:0:0:0:ffff:8b0c:1b26
139.12.27.39 0:0:0:0:0:ffff:8b0c:1b27
139.12.27.40 0:0:0:0:0:ffff:8b0c:1b28
139.12.27.41 0:0:0:0:0:ffff:8b0c:1b29
139.12.27.42 0:0:0:0:0:ffff:8b0c:1b2a
139.12.27.43 0:0:0:0:0:ffff:8b0c:1b2b
139.12.27.44 0:0:0:0:0:ffff:8b0c:1b2c
139.12.27.45 0:0:0:0:0:ffff:8b0c:1b2d
139.12.27.46 0:0:0:0:0:ffff:8b0c:1b2e
139.12.27.47 0:0:0:0:0:ffff:8b0c:1b2f
139.12.27.48 0:0:0:0:0:ffff:8b0c:1b30
139.12.27.49 0:0:0:0:0:ffff:8b0c:1b31
139.12.27.50 0:0:0:0:0:ffff:8b0c:1b32
139.12.27.51 0:0:0:0:0:ffff:8b0c:1b33
139.12.27.52 0:0:0:0:0:ffff:8b0c:1b34
139.12.27.53 0:0:0:0:0:ffff:8b0c:1b35
139.12.27.54 0:0:0:0:0:ffff:8b0c:1b36
139.12.27.55 0:0:0:0:0:ffff:8b0c:1b37
139.12.27.56 0:0:0:0:0:ffff:8b0c:1b38
139.12.27.57 0:0:0:0:0:ffff:8b0c:1b39
139.12.27.58 0:0:0:0:0:ffff:8b0c:1b3a
139.12.27.59 0:0:0:0:0:ffff:8b0c:1b3b
139.12.27.60 0:0:0:0:0:ffff:8b0c:1b3c


139.12.27.61 0:0:0:0:0:ffff:8b0c:1b3d
139.12.27.62 0:0:0:0:0:ffff:8b0c:1b3e
139.12.27.63 0:0:0:0:0:ffff:8b0c:1b3f
139.12.27.64 0:0:0:0:0:ffff:8b0c:1b40
139.12.27.65 0:0:0:0:0:ffff:8b0c:1b41
139.12.27.66 0:0:0:0:0:ffff:8b0c:1b42
139.12.27.67 0:0:0:0:0:ffff:8b0c:1b43
139.12.27.68 0:0:0:0:0:ffff:8b0c:1b44
139.12.27.69 0:0:0:0:0:ffff:8b0c:1b45
139.12.27.70 0:0:0:0:0:ffff:8b0c:1b46
139.12.27.71 0:0:0:0:0:ffff:8b0c:1b47
139.12.27.72 0:0:0:0:0:ffff:8b0c:1b48
139.12.27.73 0:0:0:0:0:ffff:8b0c:1b49
139.12.27.74 0:0:0:0:0:ffff:8b0c:1b4a
139.12.27.75 0:0:0:0:0:ffff:8b0c:1b4b
139.12.27.76 0:0:0:0:0:ffff:8b0c:1b4c
139.12.27.77 0:0:0:0:0:ffff:8b0c:1b4d
139.12.27.78 0:0:0:0:0:ffff:8b0c:1b4e
139.12.27.79 0:0:0:0:0:ffff:8b0c:1b4f
139.12.27.80 0:0:0:0:0:ffff:8b0c:1b50
139.12.27.81 0:0:0:0:0:ffff:8b0c:1b51
139.12.27.82 0:0:0:0:0:ffff:8b0c:1b52
139.12.27.83 0:0:0:0:0:ffff:8b0c:1b53
139.12.27.84 0:0:0:0:0:ffff:8b0c:1b54
139.12.27.85 0:0:0:0:0:ffff:8b0c:1b55
139.12.27.86 0:0:0:0:0:ffff:8b0c:1b56
139.12.27.87 0:0:0:0:0:ffff:8b0c:1b57
139.12.27.88 0:0:0:0:0:ffff:8b0c:1b58
139.12.27.89 0:0:0:0:0:ffff:8b0c:1b59
139.12.27.90 0:0:0:0:0:ffff:8b0c:1b5a
139.12.27.91 0:0:0:0:0:ffff:8b0c:1b5b
139.12.27.92 0:0:0:0:0:ffff:8b0c:1b5c
139.12.27.93 0:0:0:0:0:ffff:8b0c:1b5d
139.12.27.94 0:0:0:0:0:ffff:8b0c:1b5e
139.12.27.95 0:0:0:0:0:ffff:8b0c:1b5f
139.12.27.96 0:0:0:0:0:ffff:8b0c:1b60
139.12.27.97 0:0:0:0:0:ffff:8b0c:1b61
139.12.27.98 0:0:0:0:0:ffff:8b0c:1b62
139.12.27.99 0:0:0:0:0:ffff:8b0c:1b63
139.12.27.100 0:0:0:0:0:ffff:8b0c:1b64
139.12.27.101 0:0:0:0:0:ffff:8b0c:1b65
139.12.27.102 0:0:0:0:0:ffff:8b0c:1b66
139.12.27.103 0:0:0:0:0:ffff:8b0c:1b67
139.12.27.104 0:0:0:0:0:ffff:8b0c:1b68
139.12.27.105 0:0:0:0:0:ffff:8b0c:1b69
139.12.27.106 0:0:0:0:0:ffff:8b0c:1b6a
139.12.27.107 0:0:0:0:0:ffff:8b0c:1b6b
139.12.27.108 0:0:0:0:0:ffff:8b0c:1b6c
139.12.27.109 0:0:0:0:0:ffff:8b0c:1b6d
139.12.27.110 0:0:0:0:0:ffff:8b0c:1b6e
139.12.27.111 0:0:0:0:0:ffff:8b0c:1b6f
139.12.27.112 0:0:0:0:0:ffff:8b0c:1b70
139.12.27.113 0:0:0:0:0:ffff:8b0c:1b71
139.12.27.114 0:0:0:0:0:ffff:8b0c:1b72
139.12.27.115 0:0:0:0:0:ffff:8b0c:1b73
139.12.27.116 0:0:0:0:0:ffff:8b0c:1b74
139.12.27.117 0:0:0:0:0:ffff:8b0c:1b75
139.12.27.118 0:0:0:0:0:ffff:8b0c:1b76
139.12.27.119 0:0:0:0:0:ffff:8b0c:1b77
139.12.27.120 0:0:0:0:0:ffff:8b0c:1b78


139.12.27.121 0:0:0:0:0:ffff:8b0c:1b79
139.12.27.122 0:0:0:0:0:ffff:8b0c:1b7a
139.12.27.123 0:0:0:0:0:ffff:8b0c:1b7b
139.12.27.124 0:0:0:0:0:ffff:8b0c:1b7c
139.12.27.125 0:0:0:0:0:ffff:8b0c:1b7d
139.12.27.126 0:0:0:0:0:ffff:8b0c:1b7e
139.12.27.127 0:0:0:0:0:ffff:8b0c:1b7f
139.12.27.128 0:0:0:0:0:ffff:8b0c:1b80
139.12.27.129 0:0:0:0:0:ffff:8b0c:1b81
139.12.27.130 0:0:0:0:0:ffff:8b0c:1b82
139.12.27.131 0:0:0:0:0:ffff:8b0c:1b83
139.12.27.132 0:0:0:0:0:ffff:8b0c:1b84
139.12.27.133 0:0:0:0:0:ffff:8b0c:1b85
139.12.27.134 0:0:0:0:0:ffff:8b0c:1b86
139.12.27.135 0:0:0:0:0:ffff:8b0c:1b87
139.12.27.136 0:0:0:0:0:ffff:8b0c:1b88
139.12.27.137 0:0:0:0:0:ffff:8b0c:1b89
139.12.27.138 0:0:0:0:0:ffff:8b0c:1b8a
139.12.27.139 0:0:0:0:0:ffff:8b0c:1b8b
139.12.27.140 0:0:0:0:0:ffff:8b0c:1b8c
139.12.27.141 0:0:0:0:0:ffff:8b0c:1b8d
139.12.27.142 0:0:0:0:0:ffff:8b0c:1b8e
139.12.27.143 0:0:0:0:0:ffff:8b0c:1b8f
139.12.27.144 0:0:0:0:0:ffff:8b0c:1b90
139.12.27.145 0:0:0:0:0:ffff:8b0c:1b91
139.12.27.146 0:0:0:0:0:ffff:8b0c:1b92
139.12.27.147 0:0:0:0:0:ffff:8b0c:1b93
139.12.27.148 0:0:0:0:0:ffff:8b0c:1b94
139.12.27.149 0:0:0:0:0:ffff:8b0c:1b95
139.12.27.150 0:0:0:0:0:ffff:8b0c:1b96
139.12.27.151 0:0:0:0:0:ffff:8b0c:1b97
139.12.27.152 0:0:0:0:0:ffff:8b0c:1b98
139.12.27.153 0:0:0:0:0:ffff:8b0c:1b99
139.12.27.154 0:0:0:0:0:ffff:8b0c:1b9a
139.12.27.155 0:0:0:0:0:ffff:8b0c:1b9b
139.12.27.156 0:0:0:0:0:ffff:8b0c:1b9c
139.12.27.157 0:0:0:0:0:ffff:8b0c:1b9d
139.12.27.158 0:0:0:0:0:ffff:8b0c:1b9e
139.12.27.159 0:0:0:0:0:ffff:8b0c:1b9f
139.12.27.160 0:0:0:0:0:ffff:8b0c:1ba0
139.12.27.161 0:0:0:0:0:ffff:8b0c:1ba1
139.12.27.162 0:0:0:0:0:ffff:8b0c:1ba2
139.12.27.163 0:0:0:0:0:ffff:8b0c:1ba3
139.12.27.164 0:0:0:0:0:ffff:8b0c:1ba4
139.12.27.165 0:0:0:0:0:ffff:8b0c:1ba5
139.12.27.166 0:0:0:0:0:ffff:8b0c:1ba6
139.12.27.167 0:0:0:0:0:ffff:8b0c:1ba7
139.12.27.168 0:0:0:0:0:ffff:8b0c:1ba8
139.12.27.169 0:0:0:0:0:ffff:8b0c:1ba9
139.12.27.170 0:0:0:0:0:ffff:8b0c:1baa
139.12.27.171 0:0:0:0:0:ffff:8b0c:1bab
139.12.27.172 0:0:0:0:0:ffff:8b0c:1bac
139.12.27.173 0:0:0:0:0:ffff:8b0c:1bad
139.12.27.174 0:0:0:0:0:ffff:8b0c:1bae
139.12.27.175 0:0:0:0:0:ffff:8b0c:1baf
139.12.27.176 0:0:0:0:0:ffff:8b0c:1bb0
139.12.27.177 0:0:0:0:0:ffff:8b0c:1bb1
139.12.27.178 0:0:0:0:0:ffff:8b0c:1bb2
139.12.27.179 0:0:0:0:0:ffff:8b0c:1bb3
139.12.27.180 0:0:0:0:0:ffff:8b0c:1bb4


139.12.27.181 0:0:0:0:0:ffff:8b0c:1bb5
139.12.27.182 0:0:0:0:0:ffff:8b0c:1bb6
139.12.27.183 0:0:0:0:0:ffff:8b0c:1bb7
139.12.27.184 0:0:0:0:0:ffff:8b0c:1bb8
139.12.27.185 0:0:0:0:0:ffff:8b0c:1bb9
139.12.27.186 0:0:0:0:0:ffff:8b0c:1bba
139.12.27.187 0:0:0:0:0:ffff:8b0c:1bbb
139.12.27.188 0:0:0:0:0:ffff:8b0c:1bbc
139.12.27.189 0:0:0:0:0:ffff:8b0c:1bbd
139.12.27.190 0:0:0:0:0:ffff:8b0c:1bbe
139.12.27.191 0:0:0:0:0:ffff:8b0c:1bbf
139.12.27.192 0:0:0:0:0:ffff:8b0c:1bc0
139.12.27.193 0:0:0:0:0:ffff:8b0c:1bc1
139.12.27.194 0:0:0:0:0:ffff:8b0c:1bc2
139.12.27.195 0:0:0:0:0:ffff:8b0c:1bc3
139.12.27.196 0:0:0:0:0:ffff:8b0c:1bc4
139.12.27.197 0:0:0:0:0:ffff:8b0c:1bc5
139.12.27.198 0:0:0:0:0:ffff:8b0c:1bc6
139.12.27.199 0:0:0:0:0:ffff:8b0c:1bc7
139.12.27.200 0:0:0:0:0:ffff:8b0c:1bc8
139.12.27.201 0:0:0:0:0:ffff:8b0c:1bc9
139.12.27.202 0:0:0:0:0:ffff:8b0c:1bca
139.12.27.203 0:0:0:0:0:ffff:8b0c:1bcb
139.12.27.204 0:0:0:0:0:ffff:8b0c:1bcc
139.12.27.205 0:0:0:0:0:ffff:8b0c:1bcd
139.12.27.206 0:0:0:0:0:ffff:8b0c:1bce
139.12.27.207 0:0:0:0:0:ffff:8b0c:1bcf
139.12.27.208 0:0:0:0:0:ffff:8b0c:1bd0
139.12.27.209 0:0:0:0:0:ffff:8b0c:1bd1
139.12.27.210 0:0:0:0:0:ffff:8b0c:1bd2
139.12.27.211 0:0:0:0:0:ffff:8b0c:1bd3
139.12.27.212 0:0:0:0:0:ffff:8b0c:1bd4
139.12.27.213 0:0:0:0:0:ffff:8b0c:1bd5
139.12.27.214 0:0:0:0:0:ffff:8b0c:1bd6
139.12.27.215 0:0:0:0:0:ffff:8b0c:1bd7
139.12.27.216 0:0:0:0:0:ffff:8b0c:1bd8
139.12.27.217 0:0:0:0:0:ffff:8b0c:1bd9
139.12.27.218 0:0:0:0:0:ffff:8b0c:1bda
139.12.27.219 0:0:0:0:0:ffff:8b0c:1bdb
139.12.27.220 0:0:0:0:0:ffff:8b0c:1bdc
139.12.27.221 0:0:0:0:0:ffff:8b0c:1bdd
139.12.27.222 0:0:0:0:0:ffff:8b0c:1bde
139.12.27.223 0:0:0:0:0:ffff:8b0c:1bdf
139.12.27.224 0:0:0:0:0:ffff:8b0c:1be0
139.12.27.225 0:0:0:0:0:ffff:8b0c:1be1
139.12.27.226 0:0:0:0:0:ffff:8b0c:1be2
139.12.27.227 0:0:0:0:0:ffff:8b0c:1be3
139.12.27.228 0:0:0:0:0:ffff:8b0c:1be4
139.12.27.229 0:0:0:0:0:ffff:8b0c:1be5
139.12.27.230 0:0:0:0:0:ffff:8b0c:1be6
139.12.27.231 0:0:0:0:0:ffff:8b0c:1be7
139.12.27.232 0:0:0:0:0:ffff:8b0c:1be8
139.12.27.233 0:0:0:0:0:ffff:8b0c:1be9
139.12.27.234 0:0:0:0:0:ffff:8b0c:1bea
139.12.27.235 0:0:0:0:0:ffff:8b0c:1beb
139.12.27.236 0:0:0:0:0:ffff:8b0c:1bec
139.12.27.237 0:0:0:0:0:ffff:8b0c:1bed
139.12.27.238 0:0:0:0:0:ffff:8b0c:1bee
139.12.27.239 0:0:0:0:0:ffff:8b0c:1bef
139.12.27.240 0:0:0:0:0:ffff:8b0c:1bf0
139.12.27.241 0:0:0:0:0:ffff:8b0c:1bf1
139.12.27.242 0:0:0:0:0:ffff:8b0c:1bf2
139.12.27.243 0:0:0:0:0:ffff:8b0c:1bf3
139.12.27.244 0:0:0:0:0:ffff:8b0c:1bf4
139.12.27.245 0:0:0:0:0:ffff:8b0c:1bf5
139.12.27.246 0:0:0:0:0:ffff:8b0c:1bf6
139.12.27.247 0:0:0:0:0:ffff:8b0c:1bf7
139.12.27.248 0:0:0:0:0:ffff:8b0c:1bf8
139.12.27.249 0:0:0:0:0:ffff:8b0c:1bf9
139.12.27.250 0:0:0:0:0:ffff:8b0c:1bfa
139.12.27.251 0:0:0:0:0:ffff:8b0c:1bfb
139.12.27.252 0:0:0:0:0:ffff:8b0c:1bfc
139.12.27.253 0:0:0:0:0:ffff:8b0c:1bfd
139.12.27.254 0:0:0:0:0:ffff:8b0c:1bfe
139.12.27.255 0:0:0:0:0:ffff:8b0c:1bff


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.