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
71.137.31.1 0:0:0:0:0:ffff:4789:1f01
71.137.31.2 0:0:0:0:0:ffff:4789:1f02
71.137.31.3 0:0:0:0:0:ffff:4789:1f03
71.137.31.4 0:0:0:0:0:ffff:4789:1f04
71.137.31.5 0:0:0:0:0:ffff:4789:1f05
71.137.31.6 0:0:0:0:0:ffff:4789:1f06
71.137.31.7 0:0:0:0:0:ffff:4789:1f07
71.137.31.8 0:0:0:0:0:ffff:4789:1f08
71.137.31.9 0:0:0:0:0:ffff:4789:1f09
71.137.31.10 0:0:0:0:0:ffff:4789:1f0a
71.137.31.11 0:0:0:0:0:ffff:4789:1f0b
71.137.31.12 0:0:0:0:0:ffff:4789:1f0c
71.137.31.13 0:0:0:0:0:ffff:4789:1f0d
71.137.31.14 0:0:0:0:0:ffff:4789:1f0e
71.137.31.15 0:0:0:0:0:ffff:4789:1f0f
71.137.31.16 0:0:0:0:0:ffff:4789:1f10
71.137.31.17 0:0:0:0:0:ffff:4789:1f11
71.137.31.18 0:0:0:0:0:ffff:4789:1f12
71.137.31.19 0:0:0:0:0:ffff:4789:1f13
71.137.31.20 0:0:0:0:0:ffff:4789:1f14
71.137.31.21 0:0:0:0:0:ffff:4789:1f15
71.137.31.22 0:0:0:0:0:ffff:4789:1f16
71.137.31.23 0:0:0:0:0:ffff:4789:1f17
71.137.31.24 0:0:0:0:0:ffff:4789:1f18
71.137.31.25 0:0:0:0:0:ffff:4789:1f19
71.137.31.26 0:0:0:0:0:ffff:4789:1f1a
71.137.31.27 0:0:0:0:0:ffff:4789:1f1b
71.137.31.28 0:0:0:0:0:ffff:4789:1f1c
71.137.31.29 0:0:0:0:0:ffff:4789:1f1d
71.137.31.30 0:0:0:0:0:ffff:4789:1f1e
71.137.31.31 0:0:0:0:0:ffff:4789:1f1f
71.137.31.32 0:0:0:0:0:ffff:4789:1f20
71.137.31.33 0:0:0:0:0:ffff:4789:1f21
71.137.31.34 0:0:0:0:0:ffff:4789:1f22
71.137.31.35 0:0:0:0:0:ffff:4789:1f23
71.137.31.36 0:0:0:0:0:ffff:4789:1f24
71.137.31.37 0:0:0:0:0:ffff:4789:1f25
71.137.31.38 0:0:0:0:0:ffff:4789:1f26
71.137.31.39 0:0:0:0:0:ffff:4789:1f27
71.137.31.40 0:0:0:0:0:ffff:4789:1f28
71.137.31.41 0:0:0:0:0:ffff:4789:1f29
71.137.31.42 0:0:0:0:0:ffff:4789:1f2a
71.137.31.43 0:0:0:0:0:ffff:4789:1f2b
71.137.31.44 0:0:0:0:0:ffff:4789:1f2c
71.137.31.45 0:0:0:0:0:ffff:4789:1f2d
71.137.31.46 0:0:0:0:0:ffff:4789:1f2e
71.137.31.47 0:0:0:0:0:ffff:4789:1f2f
71.137.31.48 0:0:0:0:0:ffff:4789:1f30
71.137.31.49 0:0:0:0:0:ffff:4789:1f31
71.137.31.50 0:0:0:0:0:ffff:4789:1f32
71.137.31.51 0:0:0:0:0:ffff:4789:1f33
71.137.31.52 0:0:0:0:0:ffff:4789:1f34
71.137.31.53 0:0:0:0:0:ffff:4789:1f35
71.137.31.54 0:0:0:0:0:ffff:4789:1f36
71.137.31.55 0:0:0:0:0:ffff:4789:1f37
71.137.31.56 0:0:0:0:0:ffff:4789:1f38
71.137.31.57 0:0:0:0:0:ffff:4789:1f39
71.137.31.58 0:0:0:0:0:ffff:4789:1f3a
71.137.31.59 0:0:0:0:0:ffff:4789:1f3b
71.137.31.60 0:0:0:0:0:ffff:4789:1f3c


71.137.31.61 0:0:0:0:0:ffff:4789:1f3d
71.137.31.62 0:0:0:0:0:ffff:4789:1f3e
71.137.31.63 0:0:0:0:0:ffff:4789:1f3f
71.137.31.64 0:0:0:0:0:ffff:4789:1f40
71.137.31.65 0:0:0:0:0:ffff:4789:1f41
71.137.31.66 0:0:0:0:0:ffff:4789:1f42
71.137.31.67 0:0:0:0:0:ffff:4789:1f43
71.137.31.68 0:0:0:0:0:ffff:4789:1f44
71.137.31.69 0:0:0:0:0:ffff:4789:1f45
71.137.31.70 0:0:0:0:0:ffff:4789:1f46
71.137.31.71 0:0:0:0:0:ffff:4789:1f47
71.137.31.72 0:0:0:0:0:ffff:4789:1f48
71.137.31.73 0:0:0:0:0:ffff:4789:1f49
71.137.31.74 0:0:0:0:0:ffff:4789:1f4a
71.137.31.75 0:0:0:0:0:ffff:4789:1f4b
71.137.31.76 0:0:0:0:0:ffff:4789:1f4c
71.137.31.77 0:0:0:0:0:ffff:4789:1f4d
71.137.31.78 0:0:0:0:0:ffff:4789:1f4e
71.137.31.79 0:0:0:0:0:ffff:4789:1f4f
71.137.31.80 0:0:0:0:0:ffff:4789:1f50
71.137.31.81 0:0:0:0:0:ffff:4789:1f51
71.137.31.82 0:0:0:0:0:ffff:4789:1f52
71.137.31.83 0:0:0:0:0:ffff:4789:1f53
71.137.31.84 0:0:0:0:0:ffff:4789:1f54
71.137.31.85 0:0:0:0:0:ffff:4789:1f55
71.137.31.86 0:0:0:0:0:ffff:4789:1f56
71.137.31.87 0:0:0:0:0:ffff:4789:1f57
71.137.31.88 0:0:0:0:0:ffff:4789:1f58
71.137.31.89 0:0:0:0:0:ffff:4789:1f59
71.137.31.90 0:0:0:0:0:ffff:4789:1f5a
71.137.31.91 0:0:0:0:0:ffff:4789:1f5b
71.137.31.92 0:0:0:0:0:ffff:4789:1f5c
71.137.31.93 0:0:0:0:0:ffff:4789:1f5d
71.137.31.94 0:0:0:0:0:ffff:4789:1f5e
71.137.31.95 0:0:0:0:0:ffff:4789:1f5f
71.137.31.96 0:0:0:0:0:ffff:4789:1f60
71.137.31.97 0:0:0:0:0:ffff:4789:1f61
71.137.31.98 0:0:0:0:0:ffff:4789:1f62
71.137.31.99 0:0:0:0:0:ffff:4789:1f63
71.137.31.100 0:0:0:0:0:ffff:4789:1f64
71.137.31.101 0:0:0:0:0:ffff:4789:1f65
71.137.31.102 0:0:0:0:0:ffff:4789:1f66
71.137.31.103 0:0:0:0:0:ffff:4789:1f67
71.137.31.104 0:0:0:0:0:ffff:4789:1f68
71.137.31.105 0:0:0:0:0:ffff:4789:1f69
71.137.31.106 0:0:0:0:0:ffff:4789:1f6a
71.137.31.107 0:0:0:0:0:ffff:4789:1f6b
71.137.31.108 0:0:0:0:0:ffff:4789:1f6c
71.137.31.109 0:0:0:0:0:ffff:4789:1f6d
71.137.31.110 0:0:0:0:0:ffff:4789:1f6e
71.137.31.111 0:0:0:0:0:ffff:4789:1f6f
71.137.31.112 0:0:0:0:0:ffff:4789:1f70
71.137.31.113 0:0:0:0:0:ffff:4789:1f71
71.137.31.114 0:0:0:0:0:ffff:4789:1f72
71.137.31.115 0:0:0:0:0:ffff:4789:1f73
71.137.31.116 0:0:0:0:0:ffff:4789:1f74
71.137.31.117 0:0:0:0:0:ffff:4789:1f75
71.137.31.118 0:0:0:0:0:ffff:4789:1f76
71.137.31.119 0:0:0:0:0:ffff:4789:1f77
71.137.31.120 0:0:0:0:0:ffff:4789:1f78


71.137.31.121 0:0:0:0:0:ffff:4789:1f79
71.137.31.122 0:0:0:0:0:ffff:4789:1f7a
71.137.31.123 0:0:0:0:0:ffff:4789:1f7b
71.137.31.124 0:0:0:0:0:ffff:4789:1f7c
71.137.31.125 0:0:0:0:0:ffff:4789:1f7d
71.137.31.126 0:0:0:0:0:ffff:4789:1f7e
71.137.31.127 0:0:0:0:0:ffff:4789:1f7f
71.137.31.128 0:0:0:0:0:ffff:4789:1f80
71.137.31.129 0:0:0:0:0:ffff:4789:1f81
71.137.31.130 0:0:0:0:0:ffff:4789:1f82
71.137.31.131 0:0:0:0:0:ffff:4789:1f83
71.137.31.132 0:0:0:0:0:ffff:4789:1f84
71.137.31.133 0:0:0:0:0:ffff:4789:1f85
71.137.31.134 0:0:0:0:0:ffff:4789:1f86
71.137.31.135 0:0:0:0:0:ffff:4789:1f87
71.137.31.136 0:0:0:0:0:ffff:4789:1f88
71.137.31.137 0:0:0:0:0:ffff:4789:1f89
71.137.31.138 0:0:0:0:0:ffff:4789:1f8a
71.137.31.139 0:0:0:0:0:ffff:4789:1f8b
71.137.31.140 0:0:0:0:0:ffff:4789:1f8c
71.137.31.141 0:0:0:0:0:ffff:4789:1f8d
71.137.31.142 0:0:0:0:0:ffff:4789:1f8e
71.137.31.143 0:0:0:0:0:ffff:4789:1f8f
71.137.31.144 0:0:0:0:0:ffff:4789:1f90
71.137.31.145 0:0:0:0:0:ffff:4789:1f91
71.137.31.146 0:0:0:0:0:ffff:4789:1f92
71.137.31.147 0:0:0:0:0:ffff:4789:1f93
71.137.31.148 0:0:0:0:0:ffff:4789:1f94
71.137.31.149 0:0:0:0:0:ffff:4789:1f95
71.137.31.150 0:0:0:0:0:ffff:4789:1f96
71.137.31.151 0:0:0:0:0:ffff:4789:1f97
71.137.31.152 0:0:0:0:0:ffff:4789:1f98
71.137.31.153 0:0:0:0:0:ffff:4789:1f99
71.137.31.154 0:0:0:0:0:ffff:4789:1f9a
71.137.31.155 0:0:0:0:0:ffff:4789:1f9b
71.137.31.156 0:0:0:0:0:ffff:4789:1f9c
71.137.31.157 0:0:0:0:0:ffff:4789:1f9d
71.137.31.158 0:0:0:0:0:ffff:4789:1f9e
71.137.31.159 0:0:0:0:0:ffff:4789:1f9f
71.137.31.160 0:0:0:0:0:ffff:4789:1fa0
71.137.31.161 0:0:0:0:0:ffff:4789:1fa1
71.137.31.162 0:0:0:0:0:ffff:4789:1fa2
71.137.31.163 0:0:0:0:0:ffff:4789:1fa3
71.137.31.164 0:0:0:0:0:ffff:4789:1fa4
71.137.31.165 0:0:0:0:0:ffff:4789:1fa5
71.137.31.166 0:0:0:0:0:ffff:4789:1fa6
71.137.31.167 0:0:0:0:0:ffff:4789:1fa7
71.137.31.168 0:0:0:0:0:ffff:4789:1fa8
71.137.31.169 0:0:0:0:0:ffff:4789:1fa9
71.137.31.170 0:0:0:0:0:ffff:4789:1faa
71.137.31.171 0:0:0:0:0:ffff:4789:1fab
71.137.31.172 0:0:0:0:0:ffff:4789:1fac
71.137.31.173 0:0:0:0:0:ffff:4789:1fad
71.137.31.174 0:0:0:0:0:ffff:4789:1fae
71.137.31.175 0:0:0:0:0:ffff:4789:1faf
71.137.31.176 0:0:0:0:0:ffff:4789:1fb0
71.137.31.177 0:0:0:0:0:ffff:4789:1fb1
71.137.31.178 0:0:0:0:0:ffff:4789:1fb2
71.137.31.179 0:0:0:0:0:ffff:4789:1fb3
71.137.31.180 0:0:0:0:0:ffff:4789:1fb4


71.137.31.181 0:0:0:0:0:ffff:4789:1fb5
71.137.31.182 0:0:0:0:0:ffff:4789:1fb6
71.137.31.183 0:0:0:0:0:ffff:4789:1fb7
71.137.31.184 0:0:0:0:0:ffff:4789:1fb8
71.137.31.185 0:0:0:0:0:ffff:4789:1fb9
71.137.31.186 0:0:0:0:0:ffff:4789:1fba
71.137.31.187 0:0:0:0:0:ffff:4789:1fbb
71.137.31.188 0:0:0:0:0:ffff:4789:1fbc
71.137.31.189 0:0:0:0:0:ffff:4789:1fbd
71.137.31.190 0:0:0:0:0:ffff:4789:1fbe
71.137.31.191 0:0:0:0:0:ffff:4789:1fbf
71.137.31.192 0:0:0:0:0:ffff:4789:1fc0
71.137.31.193 0:0:0:0:0:ffff:4789:1fc1
71.137.31.194 0:0:0:0:0:ffff:4789:1fc2
71.137.31.195 0:0:0:0:0:ffff:4789:1fc3
71.137.31.196 0:0:0:0:0:ffff:4789:1fc4
71.137.31.197 0:0:0:0:0:ffff:4789:1fc5
71.137.31.198 0:0:0:0:0:ffff:4789:1fc6
71.137.31.199 0:0:0:0:0:ffff:4789:1fc7
71.137.31.200 0:0:0:0:0:ffff:4789:1fc8
71.137.31.201 0:0:0:0:0:ffff:4789:1fc9
71.137.31.202 0:0:0:0:0:ffff:4789:1fca
71.137.31.203 0:0:0:0:0:ffff:4789:1fcb
71.137.31.204 0:0:0:0:0:ffff:4789:1fcc
71.137.31.205 0:0:0:0:0:ffff:4789:1fcd
71.137.31.206 0:0:0:0:0:ffff:4789:1fce
71.137.31.207 0:0:0:0:0:ffff:4789:1fcf
71.137.31.208 0:0:0:0:0:ffff:4789:1fd0
71.137.31.209 0:0:0:0:0:ffff:4789:1fd1
71.137.31.210 0:0:0:0:0:ffff:4789:1fd2
71.137.31.211 0:0:0:0:0:ffff:4789:1fd3
71.137.31.212 0:0:0:0:0:ffff:4789:1fd4
71.137.31.213 0:0:0:0:0:ffff:4789:1fd5
71.137.31.214 0:0:0:0:0:ffff:4789:1fd6
71.137.31.215 0:0:0:0:0:ffff:4789:1fd7
71.137.31.216 0:0:0:0:0:ffff:4789:1fd8
71.137.31.217 0:0:0:0:0:ffff:4789:1fd9
71.137.31.218 0:0:0:0:0:ffff:4789:1fda
71.137.31.219 0:0:0:0:0:ffff:4789:1fdb
71.137.31.220 0:0:0:0:0:ffff:4789:1fdc
71.137.31.221 0:0:0:0:0:ffff:4789:1fdd
71.137.31.222 0:0:0:0:0:ffff:4789:1fde
71.137.31.223 0:0:0:0:0:ffff:4789:1fdf
71.137.31.224 0:0:0:0:0:ffff:4789:1fe0
71.137.31.225 0:0:0:0:0:ffff:4789:1fe1
71.137.31.226 0:0:0:0:0:ffff:4789:1fe2
71.137.31.227 0:0:0:0:0:ffff:4789:1fe3
71.137.31.228 0:0:0:0:0:ffff:4789:1fe4
71.137.31.229 0:0:0:0:0:ffff:4789:1fe5
71.137.31.230 0:0:0:0:0:ffff:4789:1fe6
71.137.31.231 0:0:0:0:0:ffff:4789:1fe7
71.137.31.232 0:0:0:0:0:ffff:4789:1fe8
71.137.31.233 0:0:0:0:0:ffff:4789:1fe9
71.137.31.234 0:0:0:0:0:ffff:4789:1fea
71.137.31.235 0:0:0:0:0:ffff:4789:1feb
71.137.31.236 0:0:0:0:0:ffff:4789:1fec
71.137.31.237 0:0:0:0:0:ffff:4789:1fed
71.137.31.238 0:0:0:0:0:ffff:4789:1fee
71.137.31.239 0:0:0:0:0:ffff:4789:1fef
71.137.31.240 0:0:0:0:0:ffff:4789:1ff0
71.137.31.241 0:0:0:0:0:ffff:4789:1ff1
71.137.31.242 0:0:0:0:0:ffff:4789:1ff2
71.137.31.243 0:0:0:0:0:ffff:4789:1ff3
71.137.31.244 0:0:0:0:0:ffff:4789:1ff4
71.137.31.245 0:0:0:0:0:ffff:4789:1ff5
71.137.31.246 0:0:0:0:0:ffff:4789:1ff6
71.137.31.247 0:0:0:0:0:ffff:4789:1ff7
71.137.31.248 0:0:0:0:0:ffff:4789:1ff8
71.137.31.249 0:0:0:0:0:ffff:4789:1ff9
71.137.31.250 0:0:0:0:0:ffff:4789:1ffa
71.137.31.251 0:0:0:0:0:ffff:4789:1ffb
71.137.31.252 0:0:0:0:0:ffff:4789:1ffc
71.137.31.253 0:0:0:0:0:ffff:4789:1ffd
71.137.31.254 0:0:0:0:0:ffff:4789:1ffe
71.137.31.255 0:0:0:0:0:ffff:4789:1fff


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.