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
2.185.139.1 0:0:0:0:0:ffff:2b9:8b01
2.185.139.2 0:0:0:0:0:ffff:2b9:8b02
2.185.139.3 0:0:0:0:0:ffff:2b9:8b03
2.185.139.4 0:0:0:0:0:ffff:2b9:8b04
2.185.139.5 0:0:0:0:0:ffff:2b9:8b05
2.185.139.6 0:0:0:0:0:ffff:2b9:8b06
2.185.139.7 0:0:0:0:0:ffff:2b9:8b07
2.185.139.8 0:0:0:0:0:ffff:2b9:8b08
2.185.139.9 0:0:0:0:0:ffff:2b9:8b09
2.185.139.10 0:0:0:0:0:ffff:2b9:8b0a
2.185.139.11 0:0:0:0:0:ffff:2b9:8b0b
2.185.139.12 0:0:0:0:0:ffff:2b9:8b0c
2.185.139.13 0:0:0:0:0:ffff:2b9:8b0d
2.185.139.14 0:0:0:0:0:ffff:2b9:8b0e
2.185.139.15 0:0:0:0:0:ffff:2b9:8b0f
2.185.139.16 0:0:0:0:0:ffff:2b9:8b10
2.185.139.17 0:0:0:0:0:ffff:2b9:8b11
2.185.139.18 0:0:0:0:0:ffff:2b9:8b12
2.185.139.19 0:0:0:0:0:ffff:2b9:8b13
2.185.139.20 0:0:0:0:0:ffff:2b9:8b14
2.185.139.21 0:0:0:0:0:ffff:2b9:8b15
2.185.139.22 0:0:0:0:0:ffff:2b9:8b16
2.185.139.23 0:0:0:0:0:ffff:2b9:8b17
2.185.139.24 0:0:0:0:0:ffff:2b9:8b18
2.185.139.25 0:0:0:0:0:ffff:2b9:8b19
2.185.139.26 0:0:0:0:0:ffff:2b9:8b1a
2.185.139.27 0:0:0:0:0:ffff:2b9:8b1b
2.185.139.28 0:0:0:0:0:ffff:2b9:8b1c
2.185.139.29 0:0:0:0:0:ffff:2b9:8b1d
2.185.139.30 0:0:0:0:0:ffff:2b9:8b1e
2.185.139.31 0:0:0:0:0:ffff:2b9:8b1f
2.185.139.32 0:0:0:0:0:ffff:2b9:8b20
2.185.139.33 0:0:0:0:0:ffff:2b9:8b21
2.185.139.34 0:0:0:0:0:ffff:2b9:8b22
2.185.139.35 0:0:0:0:0:ffff:2b9:8b23
2.185.139.36 0:0:0:0:0:ffff:2b9:8b24
2.185.139.37 0:0:0:0:0:ffff:2b9:8b25
2.185.139.38 0:0:0:0:0:ffff:2b9:8b26
2.185.139.39 0:0:0:0:0:ffff:2b9:8b27
2.185.139.40 0:0:0:0:0:ffff:2b9:8b28
2.185.139.41 0:0:0:0:0:ffff:2b9:8b29
2.185.139.42 0:0:0:0:0:ffff:2b9:8b2a
2.185.139.43 0:0:0:0:0:ffff:2b9:8b2b
2.185.139.44 0:0:0:0:0:ffff:2b9:8b2c
2.185.139.45 0:0:0:0:0:ffff:2b9:8b2d
2.185.139.46 0:0:0:0:0:ffff:2b9:8b2e
2.185.139.47 0:0:0:0:0:ffff:2b9:8b2f
2.185.139.48 0:0:0:0:0:ffff:2b9:8b30
2.185.139.49 0:0:0:0:0:ffff:2b9:8b31
2.185.139.50 0:0:0:0:0:ffff:2b9:8b32
2.185.139.51 0:0:0:0:0:ffff:2b9:8b33
2.185.139.52 0:0:0:0:0:ffff:2b9:8b34
2.185.139.53 0:0:0:0:0:ffff:2b9:8b35
2.185.139.54 0:0:0:0:0:ffff:2b9:8b36
2.185.139.55 0:0:0:0:0:ffff:2b9:8b37
2.185.139.56 0:0:0:0:0:ffff:2b9:8b38
2.185.139.57 0:0:0:0:0:ffff:2b9:8b39
2.185.139.58 0:0:0:0:0:ffff:2b9:8b3a
2.185.139.59 0:0:0:0:0:ffff:2b9:8b3b
2.185.139.60 0:0:0:0:0:ffff:2b9:8b3c


2.185.139.61 0:0:0:0:0:ffff:2b9:8b3d
2.185.139.62 0:0:0:0:0:ffff:2b9:8b3e
2.185.139.63 0:0:0:0:0:ffff:2b9:8b3f
2.185.139.64 0:0:0:0:0:ffff:2b9:8b40
2.185.139.65 0:0:0:0:0:ffff:2b9:8b41
2.185.139.66 0:0:0:0:0:ffff:2b9:8b42
2.185.139.67 0:0:0:0:0:ffff:2b9:8b43
2.185.139.68 0:0:0:0:0:ffff:2b9:8b44
2.185.139.69 0:0:0:0:0:ffff:2b9:8b45
2.185.139.70 0:0:0:0:0:ffff:2b9:8b46
2.185.139.71 0:0:0:0:0:ffff:2b9:8b47
2.185.139.72 0:0:0:0:0:ffff:2b9:8b48
2.185.139.73 0:0:0:0:0:ffff:2b9:8b49
2.185.139.74 0:0:0:0:0:ffff:2b9:8b4a
2.185.139.75 0:0:0:0:0:ffff:2b9:8b4b
2.185.139.76 0:0:0:0:0:ffff:2b9:8b4c
2.185.139.77 0:0:0:0:0:ffff:2b9:8b4d
2.185.139.78 0:0:0:0:0:ffff:2b9:8b4e
2.185.139.79 0:0:0:0:0:ffff:2b9:8b4f
2.185.139.80 0:0:0:0:0:ffff:2b9:8b50
2.185.139.81 0:0:0:0:0:ffff:2b9:8b51
2.185.139.82 0:0:0:0:0:ffff:2b9:8b52
2.185.139.83 0:0:0:0:0:ffff:2b9:8b53
2.185.139.84 0:0:0:0:0:ffff:2b9:8b54
2.185.139.85 0:0:0:0:0:ffff:2b9:8b55
2.185.139.86 0:0:0:0:0:ffff:2b9:8b56
2.185.139.87 0:0:0:0:0:ffff:2b9:8b57
2.185.139.88 0:0:0:0:0:ffff:2b9:8b58
2.185.139.89 0:0:0:0:0:ffff:2b9:8b59
2.185.139.90 0:0:0:0:0:ffff:2b9:8b5a
2.185.139.91 0:0:0:0:0:ffff:2b9:8b5b
2.185.139.92 0:0:0:0:0:ffff:2b9:8b5c
2.185.139.93 0:0:0:0:0:ffff:2b9:8b5d
2.185.139.94 0:0:0:0:0:ffff:2b9:8b5e
2.185.139.95 0:0:0:0:0:ffff:2b9:8b5f
2.185.139.96 0:0:0:0:0:ffff:2b9:8b60
2.185.139.97 0:0:0:0:0:ffff:2b9:8b61
2.185.139.98 0:0:0:0:0:ffff:2b9:8b62
2.185.139.99 0:0:0:0:0:ffff:2b9:8b63
2.185.139.100 0:0:0:0:0:ffff:2b9:8b64
2.185.139.101 0:0:0:0:0:ffff:2b9:8b65
2.185.139.102 0:0:0:0:0:ffff:2b9:8b66
2.185.139.103 0:0:0:0:0:ffff:2b9:8b67
2.185.139.104 0:0:0:0:0:ffff:2b9:8b68
2.185.139.105 0:0:0:0:0:ffff:2b9:8b69
2.185.139.106 0:0:0:0:0:ffff:2b9:8b6a
2.185.139.107 0:0:0:0:0:ffff:2b9:8b6b
2.185.139.108 0:0:0:0:0:ffff:2b9:8b6c
2.185.139.109 0:0:0:0:0:ffff:2b9:8b6d
2.185.139.110 0:0:0:0:0:ffff:2b9:8b6e
2.185.139.111 0:0:0:0:0:ffff:2b9:8b6f
2.185.139.112 0:0:0:0:0:ffff:2b9:8b70
2.185.139.113 0:0:0:0:0:ffff:2b9:8b71
2.185.139.114 0:0:0:0:0:ffff:2b9:8b72
2.185.139.115 0:0:0:0:0:ffff:2b9:8b73
2.185.139.116 0:0:0:0:0:ffff:2b9:8b74
2.185.139.117 0:0:0:0:0:ffff:2b9:8b75
2.185.139.118 0:0:0:0:0:ffff:2b9:8b76
2.185.139.119 0:0:0:0:0:ffff:2b9:8b77
2.185.139.120 0:0:0:0:0:ffff:2b9:8b78


2.185.139.121 0:0:0:0:0:ffff:2b9:8b79
2.185.139.122 0:0:0:0:0:ffff:2b9:8b7a
2.185.139.123 0:0:0:0:0:ffff:2b9:8b7b
2.185.139.124 0:0:0:0:0:ffff:2b9:8b7c
2.185.139.125 0:0:0:0:0:ffff:2b9:8b7d
2.185.139.126 0:0:0:0:0:ffff:2b9:8b7e
2.185.139.127 0:0:0:0:0:ffff:2b9:8b7f
2.185.139.128 0:0:0:0:0:ffff:2b9:8b80
2.185.139.129 0:0:0:0:0:ffff:2b9:8b81
2.185.139.130 0:0:0:0:0:ffff:2b9:8b82
2.185.139.131 0:0:0:0:0:ffff:2b9:8b83
2.185.139.132 0:0:0:0:0:ffff:2b9:8b84
2.185.139.133 0:0:0:0:0:ffff:2b9:8b85
2.185.139.134 0:0:0:0:0:ffff:2b9:8b86
2.185.139.135 0:0:0:0:0:ffff:2b9:8b87
2.185.139.136 0:0:0:0:0:ffff:2b9:8b88
2.185.139.137 0:0:0:0:0:ffff:2b9:8b89
2.185.139.138 0:0:0:0:0:ffff:2b9:8b8a
2.185.139.139 0:0:0:0:0:ffff:2b9:8b8b
2.185.139.140 0:0:0:0:0:ffff:2b9:8b8c
2.185.139.141 0:0:0:0:0:ffff:2b9:8b8d
2.185.139.142 0:0:0:0:0:ffff:2b9:8b8e
2.185.139.143 0:0:0:0:0:ffff:2b9:8b8f
2.185.139.144 0:0:0:0:0:ffff:2b9:8b90
2.185.139.145 0:0:0:0:0:ffff:2b9:8b91
2.185.139.146 0:0:0:0:0:ffff:2b9:8b92
2.185.139.147 0:0:0:0:0:ffff:2b9:8b93
2.185.139.148 0:0:0:0:0:ffff:2b9:8b94
2.185.139.149 0:0:0:0:0:ffff:2b9:8b95
2.185.139.150 0:0:0:0:0:ffff:2b9:8b96
2.185.139.151 0:0:0:0:0:ffff:2b9:8b97
2.185.139.152 0:0:0:0:0:ffff:2b9:8b98
2.185.139.153 0:0:0:0:0:ffff:2b9:8b99
2.185.139.154 0:0:0:0:0:ffff:2b9:8b9a
2.185.139.155 0:0:0:0:0:ffff:2b9:8b9b
2.185.139.156 0:0:0:0:0:ffff:2b9:8b9c
2.185.139.157 0:0:0:0:0:ffff:2b9:8b9d
2.185.139.158 0:0:0:0:0:ffff:2b9:8b9e
2.185.139.159 0:0:0:0:0:ffff:2b9:8b9f
2.185.139.160 0:0:0:0:0:ffff:2b9:8ba0
2.185.139.161 0:0:0:0:0:ffff:2b9:8ba1
2.185.139.162 0:0:0:0:0:ffff:2b9:8ba2
2.185.139.163 0:0:0:0:0:ffff:2b9:8ba3
2.185.139.164 0:0:0:0:0:ffff:2b9:8ba4
2.185.139.165 0:0:0:0:0:ffff:2b9:8ba5
2.185.139.166 0:0:0:0:0:ffff:2b9:8ba6
2.185.139.167 0:0:0:0:0:ffff:2b9:8ba7
2.185.139.168 0:0:0:0:0:ffff:2b9:8ba8
2.185.139.169 0:0:0:0:0:ffff:2b9:8ba9
2.185.139.170 0:0:0:0:0:ffff:2b9:8baa
2.185.139.171 0:0:0:0:0:ffff:2b9:8bab
2.185.139.172 0:0:0:0:0:ffff:2b9:8bac
2.185.139.173 0:0:0:0:0:ffff:2b9:8bad
2.185.139.174 0:0:0:0:0:ffff:2b9:8bae
2.185.139.175 0:0:0:0:0:ffff:2b9:8baf
2.185.139.176 0:0:0:0:0:ffff:2b9:8bb0
2.185.139.177 0:0:0:0:0:ffff:2b9:8bb1
2.185.139.178 0:0:0:0:0:ffff:2b9:8bb2
2.185.139.179 0:0:0:0:0:ffff:2b9:8bb3
2.185.139.180 0:0:0:0:0:ffff:2b9:8bb4


2.185.139.181 0:0:0:0:0:ffff:2b9:8bb5
2.185.139.182 0:0:0:0:0:ffff:2b9:8bb6
2.185.139.183 0:0:0:0:0:ffff:2b9:8bb7
2.185.139.184 0:0:0:0:0:ffff:2b9:8bb8
2.185.139.185 0:0:0:0:0:ffff:2b9:8bb9
2.185.139.186 0:0:0:0:0:ffff:2b9:8bba
2.185.139.187 0:0:0:0:0:ffff:2b9:8bbb
2.185.139.188 0:0:0:0:0:ffff:2b9:8bbc
2.185.139.189 0:0:0:0:0:ffff:2b9:8bbd
2.185.139.190 0:0:0:0:0:ffff:2b9:8bbe
2.185.139.191 0:0:0:0:0:ffff:2b9:8bbf
2.185.139.192 0:0:0:0:0:ffff:2b9:8bc0
2.185.139.193 0:0:0:0:0:ffff:2b9:8bc1
2.185.139.194 0:0:0:0:0:ffff:2b9:8bc2
2.185.139.195 0:0:0:0:0:ffff:2b9:8bc3
2.185.139.196 0:0:0:0:0:ffff:2b9:8bc4
2.185.139.197 0:0:0:0:0:ffff:2b9:8bc5
2.185.139.198 0:0:0:0:0:ffff:2b9:8bc6
2.185.139.199 0:0:0:0:0:ffff:2b9:8bc7
2.185.139.200 0:0:0:0:0:ffff:2b9:8bc8
2.185.139.201 0:0:0:0:0:ffff:2b9:8bc9
2.185.139.202 0:0:0:0:0:ffff:2b9:8bca
2.185.139.203 0:0:0:0:0:ffff:2b9:8bcb
2.185.139.204 0:0:0:0:0:ffff:2b9:8bcc
2.185.139.205 0:0:0:0:0:ffff:2b9:8bcd
2.185.139.206 0:0:0:0:0:ffff:2b9:8bce
2.185.139.207 0:0:0:0:0:ffff:2b9:8bcf
2.185.139.208 0:0:0:0:0:ffff:2b9:8bd0
2.185.139.209 0:0:0:0:0:ffff:2b9:8bd1
2.185.139.210 0:0:0:0:0:ffff:2b9:8bd2
2.185.139.211 0:0:0:0:0:ffff:2b9:8bd3
2.185.139.212 0:0:0:0:0:ffff:2b9:8bd4
2.185.139.213 0:0:0:0:0:ffff:2b9:8bd5
2.185.139.214 0:0:0:0:0:ffff:2b9:8bd6
2.185.139.215 0:0:0:0:0:ffff:2b9:8bd7
2.185.139.216 0:0:0:0:0:ffff:2b9:8bd8
2.185.139.217 0:0:0:0:0:ffff:2b9:8bd9
2.185.139.218 0:0:0:0:0:ffff:2b9:8bda
2.185.139.219 0:0:0:0:0:ffff:2b9:8bdb
2.185.139.220 0:0:0:0:0:ffff:2b9:8bdc
2.185.139.221 0:0:0:0:0:ffff:2b9:8bdd
2.185.139.222 0:0:0:0:0:ffff:2b9:8bde
2.185.139.223 0:0:0:0:0:ffff:2b9:8bdf
2.185.139.224 0:0:0:0:0:ffff:2b9:8be0
2.185.139.225 0:0:0:0:0:ffff:2b9:8be1
2.185.139.226 0:0:0:0:0:ffff:2b9:8be2
2.185.139.227 0:0:0:0:0:ffff:2b9:8be3
2.185.139.228 0:0:0:0:0:ffff:2b9:8be4
2.185.139.229 0:0:0:0:0:ffff:2b9:8be5
2.185.139.230 0:0:0:0:0:ffff:2b9:8be6
2.185.139.231 0:0:0:0:0:ffff:2b9:8be7
2.185.139.232 0:0:0:0:0:ffff:2b9:8be8
2.185.139.233 0:0:0:0:0:ffff:2b9:8be9
2.185.139.234 0:0:0:0:0:ffff:2b9:8bea
2.185.139.235 0:0:0:0:0:ffff:2b9:8beb
2.185.139.236 0:0:0:0:0:ffff:2b9:8bec
2.185.139.237 0:0:0:0:0:ffff:2b9:8bed
2.185.139.238 0:0:0:0:0:ffff:2b9:8bee
2.185.139.239 0:0:0:0:0:ffff:2b9:8bef
2.185.139.240 0:0:0:0:0:ffff:2b9:8bf0
2.185.139.241 0:0:0:0:0:ffff:2b9:8bf1
2.185.139.242 0:0:0:0:0:ffff:2b9:8bf2
2.185.139.243 0:0:0:0:0:ffff:2b9:8bf3
2.185.139.244 0:0:0:0:0:ffff:2b9:8bf4
2.185.139.245 0:0:0:0:0:ffff:2b9:8bf5
2.185.139.246 0:0:0:0:0:ffff:2b9:8bf6
2.185.139.247 0:0:0:0:0:ffff:2b9:8bf7
2.185.139.248 0:0:0:0:0:ffff:2b9:8bf8
2.185.139.249 0:0:0:0:0:ffff:2b9:8bf9
2.185.139.250 0:0:0:0:0:ffff:2b9:8bfa
2.185.139.251 0:0:0:0:0:ffff:2b9:8bfb
2.185.139.252 0:0:0:0:0:ffff:2b9:8bfc
2.185.139.253 0:0:0:0:0:ffff:2b9:8bfd
2.185.139.254 0:0:0:0:0:ffff:2b9:8bfe
2.185.139.255 0:0:0:0:0:ffff:2b9:8bff


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.