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
21.113.31.1 0:0:0:0:0:ffff:1571:1f01
21.113.31.2 0:0:0:0:0:ffff:1571:1f02
21.113.31.3 0:0:0:0:0:ffff:1571:1f03
21.113.31.4 0:0:0:0:0:ffff:1571:1f04
21.113.31.5 0:0:0:0:0:ffff:1571:1f05
21.113.31.6 0:0:0:0:0:ffff:1571:1f06
21.113.31.7 0:0:0:0:0:ffff:1571:1f07
21.113.31.8 0:0:0:0:0:ffff:1571:1f08
21.113.31.9 0:0:0:0:0:ffff:1571:1f09
21.113.31.10 0:0:0:0:0:ffff:1571:1f0a
21.113.31.11 0:0:0:0:0:ffff:1571:1f0b
21.113.31.12 0:0:0:0:0:ffff:1571:1f0c
21.113.31.13 0:0:0:0:0:ffff:1571:1f0d
21.113.31.14 0:0:0:0:0:ffff:1571:1f0e
21.113.31.15 0:0:0:0:0:ffff:1571:1f0f
21.113.31.16 0:0:0:0:0:ffff:1571:1f10
21.113.31.17 0:0:0:0:0:ffff:1571:1f11
21.113.31.18 0:0:0:0:0:ffff:1571:1f12
21.113.31.19 0:0:0:0:0:ffff:1571:1f13
21.113.31.20 0:0:0:0:0:ffff:1571:1f14
21.113.31.21 0:0:0:0:0:ffff:1571:1f15
21.113.31.22 0:0:0:0:0:ffff:1571:1f16
21.113.31.23 0:0:0:0:0:ffff:1571:1f17
21.113.31.24 0:0:0:0:0:ffff:1571:1f18
21.113.31.25 0:0:0:0:0:ffff:1571:1f19
21.113.31.26 0:0:0:0:0:ffff:1571:1f1a
21.113.31.27 0:0:0:0:0:ffff:1571:1f1b
21.113.31.28 0:0:0:0:0:ffff:1571:1f1c
21.113.31.29 0:0:0:0:0:ffff:1571:1f1d
21.113.31.30 0:0:0:0:0:ffff:1571:1f1e
21.113.31.31 0:0:0:0:0:ffff:1571:1f1f
21.113.31.32 0:0:0:0:0:ffff:1571:1f20
21.113.31.33 0:0:0:0:0:ffff:1571:1f21
21.113.31.34 0:0:0:0:0:ffff:1571:1f22
21.113.31.35 0:0:0:0:0:ffff:1571:1f23
21.113.31.36 0:0:0:0:0:ffff:1571:1f24
21.113.31.37 0:0:0:0:0:ffff:1571:1f25
21.113.31.38 0:0:0:0:0:ffff:1571:1f26
21.113.31.39 0:0:0:0:0:ffff:1571:1f27
21.113.31.40 0:0:0:0:0:ffff:1571:1f28
21.113.31.41 0:0:0:0:0:ffff:1571:1f29
21.113.31.42 0:0:0:0:0:ffff:1571:1f2a
21.113.31.43 0:0:0:0:0:ffff:1571:1f2b
21.113.31.44 0:0:0:0:0:ffff:1571:1f2c
21.113.31.45 0:0:0:0:0:ffff:1571:1f2d
21.113.31.46 0:0:0:0:0:ffff:1571:1f2e
21.113.31.47 0:0:0:0:0:ffff:1571:1f2f
21.113.31.48 0:0:0:0:0:ffff:1571:1f30
21.113.31.49 0:0:0:0:0:ffff:1571:1f31
21.113.31.50 0:0:0:0:0:ffff:1571:1f32
21.113.31.51 0:0:0:0:0:ffff:1571:1f33
21.113.31.52 0:0:0:0:0:ffff:1571:1f34
21.113.31.53 0:0:0:0:0:ffff:1571:1f35
21.113.31.54 0:0:0:0:0:ffff:1571:1f36
21.113.31.55 0:0:0:0:0:ffff:1571:1f37
21.113.31.56 0:0:0:0:0:ffff:1571:1f38
21.113.31.57 0:0:0:0:0:ffff:1571:1f39
21.113.31.58 0:0:0:0:0:ffff:1571:1f3a
21.113.31.59 0:0:0:0:0:ffff:1571:1f3b
21.113.31.60 0:0:0:0:0:ffff:1571:1f3c


21.113.31.61 0:0:0:0:0:ffff:1571:1f3d
21.113.31.62 0:0:0:0:0:ffff:1571:1f3e
21.113.31.63 0:0:0:0:0:ffff:1571:1f3f
21.113.31.64 0:0:0:0:0:ffff:1571:1f40
21.113.31.65 0:0:0:0:0:ffff:1571:1f41
21.113.31.66 0:0:0:0:0:ffff:1571:1f42
21.113.31.67 0:0:0:0:0:ffff:1571:1f43
21.113.31.68 0:0:0:0:0:ffff:1571:1f44
21.113.31.69 0:0:0:0:0:ffff:1571:1f45
21.113.31.70 0:0:0:0:0:ffff:1571:1f46
21.113.31.71 0:0:0:0:0:ffff:1571:1f47
21.113.31.72 0:0:0:0:0:ffff:1571:1f48
21.113.31.73 0:0:0:0:0:ffff:1571:1f49
21.113.31.74 0:0:0:0:0:ffff:1571:1f4a
21.113.31.75 0:0:0:0:0:ffff:1571:1f4b
21.113.31.76 0:0:0:0:0:ffff:1571:1f4c
21.113.31.77 0:0:0:0:0:ffff:1571:1f4d
21.113.31.78 0:0:0:0:0:ffff:1571:1f4e
21.113.31.79 0:0:0:0:0:ffff:1571:1f4f
21.113.31.80 0:0:0:0:0:ffff:1571:1f50
21.113.31.81 0:0:0:0:0:ffff:1571:1f51
21.113.31.82 0:0:0:0:0:ffff:1571:1f52
21.113.31.83 0:0:0:0:0:ffff:1571:1f53
21.113.31.84 0:0:0:0:0:ffff:1571:1f54
21.113.31.85 0:0:0:0:0:ffff:1571:1f55
21.113.31.86 0:0:0:0:0:ffff:1571:1f56
21.113.31.87 0:0:0:0:0:ffff:1571:1f57
21.113.31.88 0:0:0:0:0:ffff:1571:1f58
21.113.31.89 0:0:0:0:0:ffff:1571:1f59
21.113.31.90 0:0:0:0:0:ffff:1571:1f5a
21.113.31.91 0:0:0:0:0:ffff:1571:1f5b
21.113.31.92 0:0:0:0:0:ffff:1571:1f5c
21.113.31.93 0:0:0:0:0:ffff:1571:1f5d
21.113.31.94 0:0:0:0:0:ffff:1571:1f5e
21.113.31.95 0:0:0:0:0:ffff:1571:1f5f
21.113.31.96 0:0:0:0:0:ffff:1571:1f60
21.113.31.97 0:0:0:0:0:ffff:1571:1f61
21.113.31.98 0:0:0:0:0:ffff:1571:1f62
21.113.31.99 0:0:0:0:0:ffff:1571:1f63
21.113.31.100 0:0:0:0:0:ffff:1571:1f64
21.113.31.101 0:0:0:0:0:ffff:1571:1f65
21.113.31.102 0:0:0:0:0:ffff:1571:1f66
21.113.31.103 0:0:0:0:0:ffff:1571:1f67
21.113.31.104 0:0:0:0:0:ffff:1571:1f68
21.113.31.105 0:0:0:0:0:ffff:1571:1f69
21.113.31.106 0:0:0:0:0:ffff:1571:1f6a
21.113.31.107 0:0:0:0:0:ffff:1571:1f6b
21.113.31.108 0:0:0:0:0:ffff:1571:1f6c
21.113.31.109 0:0:0:0:0:ffff:1571:1f6d
21.113.31.110 0:0:0:0:0:ffff:1571:1f6e
21.113.31.111 0:0:0:0:0:ffff:1571:1f6f
21.113.31.112 0:0:0:0:0:ffff:1571:1f70
21.113.31.113 0:0:0:0:0:ffff:1571:1f71
21.113.31.114 0:0:0:0:0:ffff:1571:1f72
21.113.31.115 0:0:0:0:0:ffff:1571:1f73
21.113.31.116 0:0:0:0:0:ffff:1571:1f74
21.113.31.117 0:0:0:0:0:ffff:1571:1f75
21.113.31.118 0:0:0:0:0:ffff:1571:1f76
21.113.31.119 0:0:0:0:0:ffff:1571:1f77
21.113.31.120 0:0:0:0:0:ffff:1571:1f78


21.113.31.121 0:0:0:0:0:ffff:1571:1f79
21.113.31.122 0:0:0:0:0:ffff:1571:1f7a
21.113.31.123 0:0:0:0:0:ffff:1571:1f7b
21.113.31.124 0:0:0:0:0:ffff:1571:1f7c
21.113.31.125 0:0:0:0:0:ffff:1571:1f7d
21.113.31.126 0:0:0:0:0:ffff:1571:1f7e
21.113.31.127 0:0:0:0:0:ffff:1571:1f7f
21.113.31.128 0:0:0:0:0:ffff:1571:1f80
21.113.31.129 0:0:0:0:0:ffff:1571:1f81
21.113.31.130 0:0:0:0:0:ffff:1571:1f82
21.113.31.131 0:0:0:0:0:ffff:1571:1f83
21.113.31.132 0:0:0:0:0:ffff:1571:1f84
21.113.31.133 0:0:0:0:0:ffff:1571:1f85
21.113.31.134 0:0:0:0:0:ffff:1571:1f86
21.113.31.135 0:0:0:0:0:ffff:1571:1f87
21.113.31.136 0:0:0:0:0:ffff:1571:1f88
21.113.31.137 0:0:0:0:0:ffff:1571:1f89
21.113.31.138 0:0:0:0:0:ffff:1571:1f8a
21.113.31.139 0:0:0:0:0:ffff:1571:1f8b
21.113.31.140 0:0:0:0:0:ffff:1571:1f8c
21.113.31.141 0:0:0:0:0:ffff:1571:1f8d
21.113.31.142 0:0:0:0:0:ffff:1571:1f8e
21.113.31.143 0:0:0:0:0:ffff:1571:1f8f
21.113.31.144 0:0:0:0:0:ffff:1571:1f90
21.113.31.145 0:0:0:0:0:ffff:1571:1f91
21.113.31.146 0:0:0:0:0:ffff:1571:1f92
21.113.31.147 0:0:0:0:0:ffff:1571:1f93
21.113.31.148 0:0:0:0:0:ffff:1571:1f94
21.113.31.149 0:0:0:0:0:ffff:1571:1f95
21.113.31.150 0:0:0:0:0:ffff:1571:1f96
21.113.31.151 0:0:0:0:0:ffff:1571:1f97
21.113.31.152 0:0:0:0:0:ffff:1571:1f98
21.113.31.153 0:0:0:0:0:ffff:1571:1f99
21.113.31.154 0:0:0:0:0:ffff:1571:1f9a
21.113.31.155 0:0:0:0:0:ffff:1571:1f9b
21.113.31.156 0:0:0:0:0:ffff:1571:1f9c
21.113.31.157 0:0:0:0:0:ffff:1571:1f9d
21.113.31.158 0:0:0:0:0:ffff:1571:1f9e
21.113.31.159 0:0:0:0:0:ffff:1571:1f9f
21.113.31.160 0:0:0:0:0:ffff:1571:1fa0
21.113.31.161 0:0:0:0:0:ffff:1571:1fa1
21.113.31.162 0:0:0:0:0:ffff:1571:1fa2
21.113.31.163 0:0:0:0:0:ffff:1571:1fa3
21.113.31.164 0:0:0:0:0:ffff:1571:1fa4
21.113.31.165 0:0:0:0:0:ffff:1571:1fa5
21.113.31.166 0:0:0:0:0:ffff:1571:1fa6
21.113.31.167 0:0:0:0:0:ffff:1571:1fa7
21.113.31.168 0:0:0:0:0:ffff:1571:1fa8
21.113.31.169 0:0:0:0:0:ffff:1571:1fa9
21.113.31.170 0:0:0:0:0:ffff:1571:1faa
21.113.31.171 0:0:0:0:0:ffff:1571:1fab
21.113.31.172 0:0:0:0:0:ffff:1571:1fac
21.113.31.173 0:0:0:0:0:ffff:1571:1fad
21.113.31.174 0:0:0:0:0:ffff:1571:1fae
21.113.31.175 0:0:0:0:0:ffff:1571:1faf
21.113.31.176 0:0:0:0:0:ffff:1571:1fb0
21.113.31.177 0:0:0:0:0:ffff:1571:1fb1
21.113.31.178 0:0:0:0:0:ffff:1571:1fb2
21.113.31.179 0:0:0:0:0:ffff:1571:1fb3
21.113.31.180 0:0:0:0:0:ffff:1571:1fb4


21.113.31.181 0:0:0:0:0:ffff:1571:1fb5
21.113.31.182 0:0:0:0:0:ffff:1571:1fb6
21.113.31.183 0:0:0:0:0:ffff:1571:1fb7
21.113.31.184 0:0:0:0:0:ffff:1571:1fb8
21.113.31.185 0:0:0:0:0:ffff:1571:1fb9
21.113.31.186 0:0:0:0:0:ffff:1571:1fba
21.113.31.187 0:0:0:0:0:ffff:1571:1fbb
21.113.31.188 0:0:0:0:0:ffff:1571:1fbc
21.113.31.189 0:0:0:0:0:ffff:1571:1fbd
21.113.31.190 0:0:0:0:0:ffff:1571:1fbe
21.113.31.191 0:0:0:0:0:ffff:1571:1fbf
21.113.31.192 0:0:0:0:0:ffff:1571:1fc0
21.113.31.193 0:0:0:0:0:ffff:1571:1fc1
21.113.31.194 0:0:0:0:0:ffff:1571:1fc2
21.113.31.195 0:0:0:0:0:ffff:1571:1fc3
21.113.31.196 0:0:0:0:0:ffff:1571:1fc4
21.113.31.197 0:0:0:0:0:ffff:1571:1fc5
21.113.31.198 0:0:0:0:0:ffff:1571:1fc6
21.113.31.199 0:0:0:0:0:ffff:1571:1fc7
21.113.31.200 0:0:0:0:0:ffff:1571:1fc8
21.113.31.201 0:0:0:0:0:ffff:1571:1fc9
21.113.31.202 0:0:0:0:0:ffff:1571:1fca
21.113.31.203 0:0:0:0:0:ffff:1571:1fcb
21.113.31.204 0:0:0:0:0:ffff:1571:1fcc
21.113.31.205 0:0:0:0:0:ffff:1571:1fcd
21.113.31.206 0:0:0:0:0:ffff:1571:1fce
21.113.31.207 0:0:0:0:0:ffff:1571:1fcf
21.113.31.208 0:0:0:0:0:ffff:1571:1fd0
21.113.31.209 0:0:0:0:0:ffff:1571:1fd1
21.113.31.210 0:0:0:0:0:ffff:1571:1fd2
21.113.31.211 0:0:0:0:0:ffff:1571:1fd3
21.113.31.212 0:0:0:0:0:ffff:1571:1fd4
21.113.31.213 0:0:0:0:0:ffff:1571:1fd5
21.113.31.214 0:0:0:0:0:ffff:1571:1fd6
21.113.31.215 0:0:0:0:0:ffff:1571:1fd7
21.113.31.216 0:0:0:0:0:ffff:1571:1fd8
21.113.31.217 0:0:0:0:0:ffff:1571:1fd9
21.113.31.218 0:0:0:0:0:ffff:1571:1fda
21.113.31.219 0:0:0:0:0:ffff:1571:1fdb
21.113.31.220 0:0:0:0:0:ffff:1571:1fdc
21.113.31.221 0:0:0:0:0:ffff:1571:1fdd
21.113.31.222 0:0:0:0:0:ffff:1571:1fde
21.113.31.223 0:0:0:0:0:ffff:1571:1fdf
21.113.31.224 0:0:0:0:0:ffff:1571:1fe0
21.113.31.225 0:0:0:0:0:ffff:1571:1fe1
21.113.31.226 0:0:0:0:0:ffff:1571:1fe2
21.113.31.227 0:0:0:0:0:ffff:1571:1fe3
21.113.31.228 0:0:0:0:0:ffff:1571:1fe4
21.113.31.229 0:0:0:0:0:ffff:1571:1fe5
21.113.31.230 0:0:0:0:0:ffff:1571:1fe6
21.113.31.231 0:0:0:0:0:ffff:1571:1fe7
21.113.31.232 0:0:0:0:0:ffff:1571:1fe8
21.113.31.233 0:0:0:0:0:ffff:1571:1fe9
21.113.31.234 0:0:0:0:0:ffff:1571:1fea
21.113.31.235 0:0:0:0:0:ffff:1571:1feb
21.113.31.236 0:0:0:0:0:ffff:1571:1fec
21.113.31.237 0:0:0:0:0:ffff:1571:1fed
21.113.31.238 0:0:0:0:0:ffff:1571:1fee
21.113.31.239 0:0:0:0:0:ffff:1571:1fef
21.113.31.240 0:0:0:0:0:ffff:1571:1ff0
21.113.31.241 0:0:0:0:0:ffff:1571:1ff1
21.113.31.242 0:0:0:0:0:ffff:1571:1ff2
21.113.31.243 0:0:0:0:0:ffff:1571:1ff3
21.113.31.244 0:0:0:0:0:ffff:1571:1ff4
21.113.31.245 0:0:0:0:0:ffff:1571:1ff5
21.113.31.246 0:0:0:0:0:ffff:1571:1ff6
21.113.31.247 0:0:0:0:0:ffff:1571:1ff7
21.113.31.248 0:0:0:0:0:ffff:1571:1ff8
21.113.31.249 0:0:0:0:0:ffff:1571:1ff9
21.113.31.250 0:0:0:0:0:ffff:1571:1ffa
21.113.31.251 0:0:0:0:0:ffff:1571:1ffb
21.113.31.252 0:0:0:0:0:ffff:1571:1ffc
21.113.31.253 0:0:0:0:0:ffff:1571:1ffd
21.113.31.254 0:0:0:0:0:ffff:1571:1ffe
21.113.31.255 0:0:0:0:0:ffff:1571:1fff


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.