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
6.128.139.1 0:0:0:0:0:ffff:680:8b01
6.128.139.2 0:0:0:0:0:ffff:680:8b02
6.128.139.3 0:0:0:0:0:ffff:680:8b03
6.128.139.4 0:0:0:0:0:ffff:680:8b04
6.128.139.5 0:0:0:0:0:ffff:680:8b05
6.128.139.6 0:0:0:0:0:ffff:680:8b06
6.128.139.7 0:0:0:0:0:ffff:680:8b07
6.128.139.8 0:0:0:0:0:ffff:680:8b08
6.128.139.9 0:0:0:0:0:ffff:680:8b09
6.128.139.10 0:0:0:0:0:ffff:680:8b0a
6.128.139.11 0:0:0:0:0:ffff:680:8b0b
6.128.139.12 0:0:0:0:0:ffff:680:8b0c
6.128.139.13 0:0:0:0:0:ffff:680:8b0d
6.128.139.14 0:0:0:0:0:ffff:680:8b0e
6.128.139.15 0:0:0:0:0:ffff:680:8b0f
6.128.139.16 0:0:0:0:0:ffff:680:8b10
6.128.139.17 0:0:0:0:0:ffff:680:8b11
6.128.139.18 0:0:0:0:0:ffff:680:8b12
6.128.139.19 0:0:0:0:0:ffff:680:8b13
6.128.139.20 0:0:0:0:0:ffff:680:8b14
6.128.139.21 0:0:0:0:0:ffff:680:8b15
6.128.139.22 0:0:0:0:0:ffff:680:8b16
6.128.139.23 0:0:0:0:0:ffff:680:8b17
6.128.139.24 0:0:0:0:0:ffff:680:8b18
6.128.139.25 0:0:0:0:0:ffff:680:8b19
6.128.139.26 0:0:0:0:0:ffff:680:8b1a
6.128.139.27 0:0:0:0:0:ffff:680:8b1b
6.128.139.28 0:0:0:0:0:ffff:680:8b1c
6.128.139.29 0:0:0:0:0:ffff:680:8b1d
6.128.139.30 0:0:0:0:0:ffff:680:8b1e
6.128.139.31 0:0:0:0:0:ffff:680:8b1f
6.128.139.32 0:0:0:0:0:ffff:680:8b20
6.128.139.33 0:0:0:0:0:ffff:680:8b21
6.128.139.34 0:0:0:0:0:ffff:680:8b22
6.128.139.35 0:0:0:0:0:ffff:680:8b23
6.128.139.36 0:0:0:0:0:ffff:680:8b24
6.128.139.37 0:0:0:0:0:ffff:680:8b25
6.128.139.38 0:0:0:0:0:ffff:680:8b26
6.128.139.39 0:0:0:0:0:ffff:680:8b27
6.128.139.40 0:0:0:0:0:ffff:680:8b28
6.128.139.41 0:0:0:0:0:ffff:680:8b29
6.128.139.42 0:0:0:0:0:ffff:680:8b2a
6.128.139.43 0:0:0:0:0:ffff:680:8b2b
6.128.139.44 0:0:0:0:0:ffff:680:8b2c
6.128.139.45 0:0:0:0:0:ffff:680:8b2d
6.128.139.46 0:0:0:0:0:ffff:680:8b2e
6.128.139.47 0:0:0:0:0:ffff:680:8b2f
6.128.139.48 0:0:0:0:0:ffff:680:8b30
6.128.139.49 0:0:0:0:0:ffff:680:8b31
6.128.139.50 0:0:0:0:0:ffff:680:8b32
6.128.139.51 0:0:0:0:0:ffff:680:8b33
6.128.139.52 0:0:0:0:0:ffff:680:8b34
6.128.139.53 0:0:0:0:0:ffff:680:8b35
6.128.139.54 0:0:0:0:0:ffff:680:8b36
6.128.139.55 0:0:0:0:0:ffff:680:8b37
6.128.139.56 0:0:0:0:0:ffff:680:8b38
6.128.139.57 0:0:0:0:0:ffff:680:8b39
6.128.139.58 0:0:0:0:0:ffff:680:8b3a
6.128.139.59 0:0:0:0:0:ffff:680:8b3b
6.128.139.60 0:0:0:0:0:ffff:680:8b3c


6.128.139.61 0:0:0:0:0:ffff:680:8b3d
6.128.139.62 0:0:0:0:0:ffff:680:8b3e
6.128.139.63 0:0:0:0:0:ffff:680:8b3f
6.128.139.64 0:0:0:0:0:ffff:680:8b40
6.128.139.65 0:0:0:0:0:ffff:680:8b41
6.128.139.66 0:0:0:0:0:ffff:680:8b42
6.128.139.67 0:0:0:0:0:ffff:680:8b43
6.128.139.68 0:0:0:0:0:ffff:680:8b44
6.128.139.69 0:0:0:0:0:ffff:680:8b45
6.128.139.70 0:0:0:0:0:ffff:680:8b46
6.128.139.71 0:0:0:0:0:ffff:680:8b47
6.128.139.72 0:0:0:0:0:ffff:680:8b48
6.128.139.73 0:0:0:0:0:ffff:680:8b49
6.128.139.74 0:0:0:0:0:ffff:680:8b4a
6.128.139.75 0:0:0:0:0:ffff:680:8b4b
6.128.139.76 0:0:0:0:0:ffff:680:8b4c
6.128.139.77 0:0:0:0:0:ffff:680:8b4d
6.128.139.78 0:0:0:0:0:ffff:680:8b4e
6.128.139.79 0:0:0:0:0:ffff:680:8b4f
6.128.139.80 0:0:0:0:0:ffff:680:8b50
6.128.139.81 0:0:0:0:0:ffff:680:8b51
6.128.139.82 0:0:0:0:0:ffff:680:8b52
6.128.139.83 0:0:0:0:0:ffff:680:8b53
6.128.139.84 0:0:0:0:0:ffff:680:8b54
6.128.139.85 0:0:0:0:0:ffff:680:8b55
6.128.139.86 0:0:0:0:0:ffff:680:8b56
6.128.139.87 0:0:0:0:0:ffff:680:8b57
6.128.139.88 0:0:0:0:0:ffff:680:8b58
6.128.139.89 0:0:0:0:0:ffff:680:8b59
6.128.139.90 0:0:0:0:0:ffff:680:8b5a
6.128.139.91 0:0:0:0:0:ffff:680:8b5b
6.128.139.92 0:0:0:0:0:ffff:680:8b5c
6.128.139.93 0:0:0:0:0:ffff:680:8b5d
6.128.139.94 0:0:0:0:0:ffff:680:8b5e
6.128.139.95 0:0:0:0:0:ffff:680:8b5f
6.128.139.96 0:0:0:0:0:ffff:680:8b60
6.128.139.97 0:0:0:0:0:ffff:680:8b61
6.128.139.98 0:0:0:0:0:ffff:680:8b62
6.128.139.99 0:0:0:0:0:ffff:680:8b63
6.128.139.100 0:0:0:0:0:ffff:680:8b64
6.128.139.101 0:0:0:0:0:ffff:680:8b65
6.128.139.102 0:0:0:0:0:ffff:680:8b66
6.128.139.103 0:0:0:0:0:ffff:680:8b67
6.128.139.104 0:0:0:0:0:ffff:680:8b68
6.128.139.105 0:0:0:0:0:ffff:680:8b69
6.128.139.106 0:0:0:0:0:ffff:680:8b6a
6.128.139.107 0:0:0:0:0:ffff:680:8b6b
6.128.139.108 0:0:0:0:0:ffff:680:8b6c
6.128.139.109 0:0:0:0:0:ffff:680:8b6d
6.128.139.110 0:0:0:0:0:ffff:680:8b6e
6.128.139.111 0:0:0:0:0:ffff:680:8b6f
6.128.139.112 0:0:0:0:0:ffff:680:8b70
6.128.139.113 0:0:0:0:0:ffff:680:8b71
6.128.139.114 0:0:0:0:0:ffff:680:8b72
6.128.139.115 0:0:0:0:0:ffff:680:8b73
6.128.139.116 0:0:0:0:0:ffff:680:8b74
6.128.139.117 0:0:0:0:0:ffff:680:8b75
6.128.139.118 0:0:0:0:0:ffff:680:8b76
6.128.139.119 0:0:0:0:0:ffff:680:8b77
6.128.139.120 0:0:0:0:0:ffff:680:8b78


6.128.139.121 0:0:0:0:0:ffff:680:8b79
6.128.139.122 0:0:0:0:0:ffff:680:8b7a
6.128.139.123 0:0:0:0:0:ffff:680:8b7b
6.128.139.124 0:0:0:0:0:ffff:680:8b7c
6.128.139.125 0:0:0:0:0:ffff:680:8b7d
6.128.139.126 0:0:0:0:0:ffff:680:8b7e
6.128.139.127 0:0:0:0:0:ffff:680:8b7f
6.128.139.128 0:0:0:0:0:ffff:680:8b80
6.128.139.129 0:0:0:0:0:ffff:680:8b81
6.128.139.130 0:0:0:0:0:ffff:680:8b82
6.128.139.131 0:0:0:0:0:ffff:680:8b83
6.128.139.132 0:0:0:0:0:ffff:680:8b84
6.128.139.133 0:0:0:0:0:ffff:680:8b85
6.128.139.134 0:0:0:0:0:ffff:680:8b86
6.128.139.135 0:0:0:0:0:ffff:680:8b87
6.128.139.136 0:0:0:0:0:ffff:680:8b88
6.128.139.137 0:0:0:0:0:ffff:680:8b89
6.128.139.138 0:0:0:0:0:ffff:680:8b8a
6.128.139.139 0:0:0:0:0:ffff:680:8b8b
6.128.139.140 0:0:0:0:0:ffff:680:8b8c
6.128.139.141 0:0:0:0:0:ffff:680:8b8d
6.128.139.142 0:0:0:0:0:ffff:680:8b8e
6.128.139.143 0:0:0:0:0:ffff:680:8b8f
6.128.139.144 0:0:0:0:0:ffff:680:8b90
6.128.139.145 0:0:0:0:0:ffff:680:8b91
6.128.139.146 0:0:0:0:0:ffff:680:8b92
6.128.139.147 0:0:0:0:0:ffff:680:8b93
6.128.139.148 0:0:0:0:0:ffff:680:8b94
6.128.139.149 0:0:0:0:0:ffff:680:8b95
6.128.139.150 0:0:0:0:0:ffff:680:8b96
6.128.139.151 0:0:0:0:0:ffff:680:8b97
6.128.139.152 0:0:0:0:0:ffff:680:8b98
6.128.139.153 0:0:0:0:0:ffff:680:8b99
6.128.139.154 0:0:0:0:0:ffff:680:8b9a
6.128.139.155 0:0:0:0:0:ffff:680:8b9b
6.128.139.156 0:0:0:0:0:ffff:680:8b9c
6.128.139.157 0:0:0:0:0:ffff:680:8b9d
6.128.139.158 0:0:0:0:0:ffff:680:8b9e
6.128.139.159 0:0:0:0:0:ffff:680:8b9f
6.128.139.160 0:0:0:0:0:ffff:680:8ba0
6.128.139.161 0:0:0:0:0:ffff:680:8ba1
6.128.139.162 0:0:0:0:0:ffff:680:8ba2
6.128.139.163 0:0:0:0:0:ffff:680:8ba3
6.128.139.164 0:0:0:0:0:ffff:680:8ba4
6.128.139.165 0:0:0:0:0:ffff:680:8ba5
6.128.139.166 0:0:0:0:0:ffff:680:8ba6
6.128.139.167 0:0:0:0:0:ffff:680:8ba7
6.128.139.168 0:0:0:0:0:ffff:680:8ba8
6.128.139.169 0:0:0:0:0:ffff:680:8ba9
6.128.139.170 0:0:0:0:0:ffff:680:8baa
6.128.139.171 0:0:0:0:0:ffff:680:8bab
6.128.139.172 0:0:0:0:0:ffff:680:8bac
6.128.139.173 0:0:0:0:0:ffff:680:8bad
6.128.139.174 0:0:0:0:0:ffff:680:8bae
6.128.139.175 0:0:0:0:0:ffff:680:8baf
6.128.139.176 0:0:0:0:0:ffff:680:8bb0
6.128.139.177 0:0:0:0:0:ffff:680:8bb1
6.128.139.178 0:0:0:0:0:ffff:680:8bb2
6.128.139.179 0:0:0:0:0:ffff:680:8bb3
6.128.139.180 0:0:0:0:0:ffff:680:8bb4


6.128.139.181 0:0:0:0:0:ffff:680:8bb5
6.128.139.182 0:0:0:0:0:ffff:680:8bb6
6.128.139.183 0:0:0:0:0:ffff:680:8bb7
6.128.139.184 0:0:0:0:0:ffff:680:8bb8
6.128.139.185 0:0:0:0:0:ffff:680:8bb9
6.128.139.186 0:0:0:0:0:ffff:680:8bba
6.128.139.187 0:0:0:0:0:ffff:680:8bbb
6.128.139.188 0:0:0:0:0:ffff:680:8bbc
6.128.139.189 0:0:0:0:0:ffff:680:8bbd
6.128.139.190 0:0:0:0:0:ffff:680:8bbe
6.128.139.191 0:0:0:0:0:ffff:680:8bbf
6.128.139.192 0:0:0:0:0:ffff:680:8bc0
6.128.139.193 0:0:0:0:0:ffff:680:8bc1
6.128.139.194 0:0:0:0:0:ffff:680:8bc2
6.128.139.195 0:0:0:0:0:ffff:680:8bc3
6.128.139.196 0:0:0:0:0:ffff:680:8bc4
6.128.139.197 0:0:0:0:0:ffff:680:8bc5
6.128.139.198 0:0:0:0:0:ffff:680:8bc6
6.128.139.199 0:0:0:0:0:ffff:680:8bc7
6.128.139.200 0:0:0:0:0:ffff:680:8bc8
6.128.139.201 0:0:0:0:0:ffff:680:8bc9
6.128.139.202 0:0:0:0:0:ffff:680:8bca
6.128.139.203 0:0:0:0:0:ffff:680:8bcb
6.128.139.204 0:0:0:0:0:ffff:680:8bcc
6.128.139.205 0:0:0:0:0:ffff:680:8bcd
6.128.139.206 0:0:0:0:0:ffff:680:8bce
6.128.139.207 0:0:0:0:0:ffff:680:8bcf
6.128.139.208 0:0:0:0:0:ffff:680:8bd0
6.128.139.209 0:0:0:0:0:ffff:680:8bd1
6.128.139.210 0:0:0:0:0:ffff:680:8bd2
6.128.139.211 0:0:0:0:0:ffff:680:8bd3
6.128.139.212 0:0:0:0:0:ffff:680:8bd4
6.128.139.213 0:0:0:0:0:ffff:680:8bd5
6.128.139.214 0:0:0:0:0:ffff:680:8bd6
6.128.139.215 0:0:0:0:0:ffff:680:8bd7
6.128.139.216 0:0:0:0:0:ffff:680:8bd8
6.128.139.217 0:0:0:0:0:ffff:680:8bd9
6.128.139.218 0:0:0:0:0:ffff:680:8bda
6.128.139.219 0:0:0:0:0:ffff:680:8bdb
6.128.139.220 0:0:0:0:0:ffff:680:8bdc
6.128.139.221 0:0:0:0:0:ffff:680:8bdd
6.128.139.222 0:0:0:0:0:ffff:680:8bde
6.128.139.223 0:0:0:0:0:ffff:680:8bdf
6.128.139.224 0:0:0:0:0:ffff:680:8be0
6.128.139.225 0:0:0:0:0:ffff:680:8be1
6.128.139.226 0:0:0:0:0:ffff:680:8be2
6.128.139.227 0:0:0:0:0:ffff:680:8be3
6.128.139.228 0:0:0:0:0:ffff:680:8be4
6.128.139.229 0:0:0:0:0:ffff:680:8be5
6.128.139.230 0:0:0:0:0:ffff:680:8be6
6.128.139.231 0:0:0:0:0:ffff:680:8be7
6.128.139.232 0:0:0:0:0:ffff:680:8be8
6.128.139.233 0:0:0:0:0:ffff:680:8be9
6.128.139.234 0:0:0:0:0:ffff:680:8bea
6.128.139.235 0:0:0:0:0:ffff:680:8beb
6.128.139.236 0:0:0:0:0:ffff:680:8bec
6.128.139.237 0:0:0:0:0:ffff:680:8bed
6.128.139.238 0:0:0:0:0:ffff:680:8bee
6.128.139.239 0:0:0:0:0:ffff:680:8bef
6.128.139.240 0:0:0:0:0:ffff:680:8bf0
6.128.139.241 0:0:0:0:0:ffff:680:8bf1
6.128.139.242 0:0:0:0:0:ffff:680:8bf2
6.128.139.243 0:0:0:0:0:ffff:680:8bf3
6.128.139.244 0:0:0:0:0:ffff:680:8bf4
6.128.139.245 0:0:0:0:0:ffff:680:8bf5
6.128.139.246 0:0:0:0:0:ffff:680:8bf6
6.128.139.247 0:0:0:0:0:ffff:680:8bf7
6.128.139.248 0:0:0:0:0:ffff:680:8bf8
6.128.139.249 0:0:0:0:0:ffff:680:8bf9
6.128.139.250 0:0:0:0:0:ffff:680:8bfa
6.128.139.251 0:0:0:0:0:ffff:680:8bfb
6.128.139.252 0:0:0:0:0:ffff:680:8bfc
6.128.139.253 0:0:0:0:0:ffff:680:8bfd
6.128.139.254 0:0:0:0:0:ffff:680:8bfe
6.128.139.255 0:0:0:0:0:ffff:680:8bff


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.