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
197.151.31.1 0:0:0:0:0:ffff:c597:1f01
197.151.31.2 0:0:0:0:0:ffff:c597:1f02
197.151.31.3 0:0:0:0:0:ffff:c597:1f03
197.151.31.4 0:0:0:0:0:ffff:c597:1f04
197.151.31.5 0:0:0:0:0:ffff:c597:1f05
197.151.31.6 0:0:0:0:0:ffff:c597:1f06
197.151.31.7 0:0:0:0:0:ffff:c597:1f07
197.151.31.8 0:0:0:0:0:ffff:c597:1f08
197.151.31.9 0:0:0:0:0:ffff:c597:1f09
197.151.31.10 0:0:0:0:0:ffff:c597:1f0a
197.151.31.11 0:0:0:0:0:ffff:c597:1f0b
197.151.31.12 0:0:0:0:0:ffff:c597:1f0c
197.151.31.13 0:0:0:0:0:ffff:c597:1f0d
197.151.31.14 0:0:0:0:0:ffff:c597:1f0e
197.151.31.15 0:0:0:0:0:ffff:c597:1f0f
197.151.31.16 0:0:0:0:0:ffff:c597:1f10
197.151.31.17 0:0:0:0:0:ffff:c597:1f11
197.151.31.18 0:0:0:0:0:ffff:c597:1f12
197.151.31.19 0:0:0:0:0:ffff:c597:1f13
197.151.31.20 0:0:0:0:0:ffff:c597:1f14
197.151.31.21 0:0:0:0:0:ffff:c597:1f15
197.151.31.22 0:0:0:0:0:ffff:c597:1f16
197.151.31.23 0:0:0:0:0:ffff:c597:1f17
197.151.31.24 0:0:0:0:0:ffff:c597:1f18
197.151.31.25 0:0:0:0:0:ffff:c597:1f19
197.151.31.26 0:0:0:0:0:ffff:c597:1f1a
197.151.31.27 0:0:0:0:0:ffff:c597:1f1b
197.151.31.28 0:0:0:0:0:ffff:c597:1f1c
197.151.31.29 0:0:0:0:0:ffff:c597:1f1d
197.151.31.30 0:0:0:0:0:ffff:c597:1f1e
197.151.31.31 0:0:0:0:0:ffff:c597:1f1f
197.151.31.32 0:0:0:0:0:ffff:c597:1f20
197.151.31.33 0:0:0:0:0:ffff:c597:1f21
197.151.31.34 0:0:0:0:0:ffff:c597:1f22
197.151.31.35 0:0:0:0:0:ffff:c597:1f23
197.151.31.36 0:0:0:0:0:ffff:c597:1f24
197.151.31.37 0:0:0:0:0:ffff:c597:1f25
197.151.31.38 0:0:0:0:0:ffff:c597:1f26
197.151.31.39 0:0:0:0:0:ffff:c597:1f27
197.151.31.40 0:0:0:0:0:ffff:c597:1f28
197.151.31.41 0:0:0:0:0:ffff:c597:1f29
197.151.31.42 0:0:0:0:0:ffff:c597:1f2a
197.151.31.43 0:0:0:0:0:ffff:c597:1f2b
197.151.31.44 0:0:0:0:0:ffff:c597:1f2c
197.151.31.45 0:0:0:0:0:ffff:c597:1f2d
197.151.31.46 0:0:0:0:0:ffff:c597:1f2e
197.151.31.47 0:0:0:0:0:ffff:c597:1f2f
197.151.31.48 0:0:0:0:0:ffff:c597:1f30
197.151.31.49 0:0:0:0:0:ffff:c597:1f31
197.151.31.50 0:0:0:0:0:ffff:c597:1f32
197.151.31.51 0:0:0:0:0:ffff:c597:1f33
197.151.31.52 0:0:0:0:0:ffff:c597:1f34
197.151.31.53 0:0:0:0:0:ffff:c597:1f35
197.151.31.54 0:0:0:0:0:ffff:c597:1f36
197.151.31.55 0:0:0:0:0:ffff:c597:1f37
197.151.31.56 0:0:0:0:0:ffff:c597:1f38
197.151.31.57 0:0:0:0:0:ffff:c597:1f39
197.151.31.58 0:0:0:0:0:ffff:c597:1f3a
197.151.31.59 0:0:0:0:0:ffff:c597:1f3b
197.151.31.60 0:0:0:0:0:ffff:c597:1f3c


197.151.31.61 0:0:0:0:0:ffff:c597:1f3d
197.151.31.62 0:0:0:0:0:ffff:c597:1f3e
197.151.31.63 0:0:0:0:0:ffff:c597:1f3f
197.151.31.64 0:0:0:0:0:ffff:c597:1f40
197.151.31.65 0:0:0:0:0:ffff:c597:1f41
197.151.31.66 0:0:0:0:0:ffff:c597:1f42
197.151.31.67 0:0:0:0:0:ffff:c597:1f43
197.151.31.68 0:0:0:0:0:ffff:c597:1f44
197.151.31.69 0:0:0:0:0:ffff:c597:1f45
197.151.31.70 0:0:0:0:0:ffff:c597:1f46
197.151.31.71 0:0:0:0:0:ffff:c597:1f47
197.151.31.72 0:0:0:0:0:ffff:c597:1f48
197.151.31.73 0:0:0:0:0:ffff:c597:1f49
197.151.31.74 0:0:0:0:0:ffff:c597:1f4a
197.151.31.75 0:0:0:0:0:ffff:c597:1f4b
197.151.31.76 0:0:0:0:0:ffff:c597:1f4c
197.151.31.77 0:0:0:0:0:ffff:c597:1f4d
197.151.31.78 0:0:0:0:0:ffff:c597:1f4e
197.151.31.79 0:0:0:0:0:ffff:c597:1f4f
197.151.31.80 0:0:0:0:0:ffff:c597:1f50
197.151.31.81 0:0:0:0:0:ffff:c597:1f51
197.151.31.82 0:0:0:0:0:ffff:c597:1f52
197.151.31.83 0:0:0:0:0:ffff:c597:1f53
197.151.31.84 0:0:0:0:0:ffff:c597:1f54
197.151.31.85 0:0:0:0:0:ffff:c597:1f55
197.151.31.86 0:0:0:0:0:ffff:c597:1f56
197.151.31.87 0:0:0:0:0:ffff:c597:1f57
197.151.31.88 0:0:0:0:0:ffff:c597:1f58
197.151.31.89 0:0:0:0:0:ffff:c597:1f59
197.151.31.90 0:0:0:0:0:ffff:c597:1f5a
197.151.31.91 0:0:0:0:0:ffff:c597:1f5b
197.151.31.92 0:0:0:0:0:ffff:c597:1f5c
197.151.31.93 0:0:0:0:0:ffff:c597:1f5d
197.151.31.94 0:0:0:0:0:ffff:c597:1f5e
197.151.31.95 0:0:0:0:0:ffff:c597:1f5f
197.151.31.96 0:0:0:0:0:ffff:c597:1f60
197.151.31.97 0:0:0:0:0:ffff:c597:1f61
197.151.31.98 0:0:0:0:0:ffff:c597:1f62
197.151.31.99 0:0:0:0:0:ffff:c597:1f63
197.151.31.100 0:0:0:0:0:ffff:c597:1f64
197.151.31.101 0:0:0:0:0:ffff:c597:1f65
197.151.31.102 0:0:0:0:0:ffff:c597:1f66
197.151.31.103 0:0:0:0:0:ffff:c597:1f67
197.151.31.104 0:0:0:0:0:ffff:c597:1f68
197.151.31.105 0:0:0:0:0:ffff:c597:1f69
197.151.31.106 0:0:0:0:0:ffff:c597:1f6a
197.151.31.107 0:0:0:0:0:ffff:c597:1f6b
197.151.31.108 0:0:0:0:0:ffff:c597:1f6c
197.151.31.109 0:0:0:0:0:ffff:c597:1f6d
197.151.31.110 0:0:0:0:0:ffff:c597:1f6e
197.151.31.111 0:0:0:0:0:ffff:c597:1f6f
197.151.31.112 0:0:0:0:0:ffff:c597:1f70
197.151.31.113 0:0:0:0:0:ffff:c597:1f71
197.151.31.114 0:0:0:0:0:ffff:c597:1f72
197.151.31.115 0:0:0:0:0:ffff:c597:1f73
197.151.31.116 0:0:0:0:0:ffff:c597:1f74
197.151.31.117 0:0:0:0:0:ffff:c597:1f75
197.151.31.118 0:0:0:0:0:ffff:c597:1f76
197.151.31.119 0:0:0:0:0:ffff:c597:1f77
197.151.31.120 0:0:0:0:0:ffff:c597:1f78


197.151.31.121 0:0:0:0:0:ffff:c597:1f79
197.151.31.122 0:0:0:0:0:ffff:c597:1f7a
197.151.31.123 0:0:0:0:0:ffff:c597:1f7b
197.151.31.124 0:0:0:0:0:ffff:c597:1f7c
197.151.31.125 0:0:0:0:0:ffff:c597:1f7d
197.151.31.126 0:0:0:0:0:ffff:c597:1f7e
197.151.31.127 0:0:0:0:0:ffff:c597:1f7f
197.151.31.128 0:0:0:0:0:ffff:c597:1f80
197.151.31.129 0:0:0:0:0:ffff:c597:1f81
197.151.31.130 0:0:0:0:0:ffff:c597:1f82
197.151.31.131 0:0:0:0:0:ffff:c597:1f83
197.151.31.132 0:0:0:0:0:ffff:c597:1f84
197.151.31.133 0:0:0:0:0:ffff:c597:1f85
197.151.31.134 0:0:0:0:0:ffff:c597:1f86
197.151.31.135 0:0:0:0:0:ffff:c597:1f87
197.151.31.136 0:0:0:0:0:ffff:c597:1f88
197.151.31.137 0:0:0:0:0:ffff:c597:1f89
197.151.31.138 0:0:0:0:0:ffff:c597:1f8a
197.151.31.139 0:0:0:0:0:ffff:c597:1f8b
197.151.31.140 0:0:0:0:0:ffff:c597:1f8c
197.151.31.141 0:0:0:0:0:ffff:c597:1f8d
197.151.31.142 0:0:0:0:0:ffff:c597:1f8e
197.151.31.143 0:0:0:0:0:ffff:c597:1f8f
197.151.31.144 0:0:0:0:0:ffff:c597:1f90
197.151.31.145 0:0:0:0:0:ffff:c597:1f91
197.151.31.146 0:0:0:0:0:ffff:c597:1f92
197.151.31.147 0:0:0:0:0:ffff:c597:1f93
197.151.31.148 0:0:0:0:0:ffff:c597:1f94
197.151.31.149 0:0:0:0:0:ffff:c597:1f95
197.151.31.150 0:0:0:0:0:ffff:c597:1f96
197.151.31.151 0:0:0:0:0:ffff:c597:1f97
197.151.31.152 0:0:0:0:0:ffff:c597:1f98
197.151.31.153 0:0:0:0:0:ffff:c597:1f99
197.151.31.154 0:0:0:0:0:ffff:c597:1f9a
197.151.31.155 0:0:0:0:0:ffff:c597:1f9b
197.151.31.156 0:0:0:0:0:ffff:c597:1f9c
197.151.31.157 0:0:0:0:0:ffff:c597:1f9d
197.151.31.158 0:0:0:0:0:ffff:c597:1f9e
197.151.31.159 0:0:0:0:0:ffff:c597:1f9f
197.151.31.160 0:0:0:0:0:ffff:c597:1fa0
197.151.31.161 0:0:0:0:0:ffff:c597:1fa1
197.151.31.162 0:0:0:0:0:ffff:c597:1fa2
197.151.31.163 0:0:0:0:0:ffff:c597:1fa3
197.151.31.164 0:0:0:0:0:ffff:c597:1fa4
197.151.31.165 0:0:0:0:0:ffff:c597:1fa5
197.151.31.166 0:0:0:0:0:ffff:c597:1fa6
197.151.31.167 0:0:0:0:0:ffff:c597:1fa7
197.151.31.168 0:0:0:0:0:ffff:c597:1fa8
197.151.31.169 0:0:0:0:0:ffff:c597:1fa9
197.151.31.170 0:0:0:0:0:ffff:c597:1faa
197.151.31.171 0:0:0:0:0:ffff:c597:1fab
197.151.31.172 0:0:0:0:0:ffff:c597:1fac
197.151.31.173 0:0:0:0:0:ffff:c597:1fad
197.151.31.174 0:0:0:0:0:ffff:c597:1fae
197.151.31.175 0:0:0:0:0:ffff:c597:1faf
197.151.31.176 0:0:0:0:0:ffff:c597:1fb0
197.151.31.177 0:0:0:0:0:ffff:c597:1fb1
197.151.31.178 0:0:0:0:0:ffff:c597:1fb2
197.151.31.179 0:0:0:0:0:ffff:c597:1fb3
197.151.31.180 0:0:0:0:0:ffff:c597:1fb4


197.151.31.181 0:0:0:0:0:ffff:c597:1fb5
197.151.31.182 0:0:0:0:0:ffff:c597:1fb6
197.151.31.183 0:0:0:0:0:ffff:c597:1fb7
197.151.31.184 0:0:0:0:0:ffff:c597:1fb8
197.151.31.185 0:0:0:0:0:ffff:c597:1fb9
197.151.31.186 0:0:0:0:0:ffff:c597:1fba
197.151.31.187 0:0:0:0:0:ffff:c597:1fbb
197.151.31.188 0:0:0:0:0:ffff:c597:1fbc
197.151.31.189 0:0:0:0:0:ffff:c597:1fbd
197.151.31.190 0:0:0:0:0:ffff:c597:1fbe
197.151.31.191 0:0:0:0:0:ffff:c597:1fbf
197.151.31.192 0:0:0:0:0:ffff:c597:1fc0
197.151.31.193 0:0:0:0:0:ffff:c597:1fc1
197.151.31.194 0:0:0:0:0:ffff:c597:1fc2
197.151.31.195 0:0:0:0:0:ffff:c597:1fc3
197.151.31.196 0:0:0:0:0:ffff:c597:1fc4
197.151.31.197 0:0:0:0:0:ffff:c597:1fc5
197.151.31.198 0:0:0:0:0:ffff:c597:1fc6
197.151.31.199 0:0:0:0:0:ffff:c597:1fc7
197.151.31.200 0:0:0:0:0:ffff:c597:1fc8
197.151.31.201 0:0:0:0:0:ffff:c597:1fc9
197.151.31.202 0:0:0:0:0:ffff:c597:1fca
197.151.31.203 0:0:0:0:0:ffff:c597:1fcb
197.151.31.204 0:0:0:0:0:ffff:c597:1fcc
197.151.31.205 0:0:0:0:0:ffff:c597:1fcd
197.151.31.206 0:0:0:0:0:ffff:c597:1fce
197.151.31.207 0:0:0:0:0:ffff:c597:1fcf
197.151.31.208 0:0:0:0:0:ffff:c597:1fd0
197.151.31.209 0:0:0:0:0:ffff:c597:1fd1
197.151.31.210 0:0:0:0:0:ffff:c597:1fd2
197.151.31.211 0:0:0:0:0:ffff:c597:1fd3
197.151.31.212 0:0:0:0:0:ffff:c597:1fd4
197.151.31.213 0:0:0:0:0:ffff:c597:1fd5
197.151.31.214 0:0:0:0:0:ffff:c597:1fd6
197.151.31.215 0:0:0:0:0:ffff:c597:1fd7
197.151.31.216 0:0:0:0:0:ffff:c597:1fd8
197.151.31.217 0:0:0:0:0:ffff:c597:1fd9
197.151.31.218 0:0:0:0:0:ffff:c597:1fda
197.151.31.219 0:0:0:0:0:ffff:c597:1fdb
197.151.31.220 0:0:0:0:0:ffff:c597:1fdc
197.151.31.221 0:0:0:0:0:ffff:c597:1fdd
197.151.31.222 0:0:0:0:0:ffff:c597:1fde
197.151.31.223 0:0:0:0:0:ffff:c597:1fdf
197.151.31.224 0:0:0:0:0:ffff:c597:1fe0
197.151.31.225 0:0:0:0:0:ffff:c597:1fe1
197.151.31.226 0:0:0:0:0:ffff:c597:1fe2
197.151.31.227 0:0:0:0:0:ffff:c597:1fe3
197.151.31.228 0:0:0:0:0:ffff:c597:1fe4
197.151.31.229 0:0:0:0:0:ffff:c597:1fe5
197.151.31.230 0:0:0:0:0:ffff:c597:1fe6
197.151.31.231 0:0:0:0:0:ffff:c597:1fe7
197.151.31.232 0:0:0:0:0:ffff:c597:1fe8
197.151.31.233 0:0:0:0:0:ffff:c597:1fe9
197.151.31.234 0:0:0:0:0:ffff:c597:1fea
197.151.31.235 0:0:0:0:0:ffff:c597:1feb
197.151.31.236 0:0:0:0:0:ffff:c597:1fec
197.151.31.237 0:0:0:0:0:ffff:c597:1fed
197.151.31.238 0:0:0:0:0:ffff:c597:1fee
197.151.31.239 0:0:0:0:0:ffff:c597:1fef
197.151.31.240 0:0:0:0:0:ffff:c597:1ff0
197.151.31.241 0:0:0:0:0:ffff:c597:1ff1
197.151.31.242 0:0:0:0:0:ffff:c597:1ff2
197.151.31.243 0:0:0:0:0:ffff:c597:1ff3
197.151.31.244 0:0:0:0:0:ffff:c597:1ff4
197.151.31.245 0:0:0:0:0:ffff:c597:1ff5
197.151.31.246 0:0:0:0:0:ffff:c597:1ff6
197.151.31.247 0:0:0:0:0:ffff:c597:1ff7
197.151.31.248 0:0:0:0:0:ffff:c597:1ff8
197.151.31.249 0:0:0:0:0:ffff:c597:1ff9
197.151.31.250 0:0:0:0:0:ffff:c597:1ffa
197.151.31.251 0:0:0:0:0:ffff:c597:1ffb
197.151.31.252 0:0:0:0:0:ffff:c597:1ffc
197.151.31.253 0:0:0:0:0:ffff:c597:1ffd
197.151.31.254 0:0:0:0:0:ffff:c597:1ffe
197.151.31.255 0:0:0:0:0:ffff:c597:1fff


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.