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
43.43.31.1 0:0:0:0:0:ffff:2b2b:1f01
43.43.31.2 0:0:0:0:0:ffff:2b2b:1f02
43.43.31.3 0:0:0:0:0:ffff:2b2b:1f03
43.43.31.4 0:0:0:0:0:ffff:2b2b:1f04
43.43.31.5 0:0:0:0:0:ffff:2b2b:1f05
43.43.31.6 0:0:0:0:0:ffff:2b2b:1f06
43.43.31.7 0:0:0:0:0:ffff:2b2b:1f07
43.43.31.8 0:0:0:0:0:ffff:2b2b:1f08
43.43.31.9 0:0:0:0:0:ffff:2b2b:1f09
43.43.31.10 0:0:0:0:0:ffff:2b2b:1f0a
43.43.31.11 0:0:0:0:0:ffff:2b2b:1f0b
43.43.31.12 0:0:0:0:0:ffff:2b2b:1f0c
43.43.31.13 0:0:0:0:0:ffff:2b2b:1f0d
43.43.31.14 0:0:0:0:0:ffff:2b2b:1f0e
43.43.31.15 0:0:0:0:0:ffff:2b2b:1f0f
43.43.31.16 0:0:0:0:0:ffff:2b2b:1f10
43.43.31.17 0:0:0:0:0:ffff:2b2b:1f11
43.43.31.18 0:0:0:0:0:ffff:2b2b:1f12
43.43.31.19 0:0:0:0:0:ffff:2b2b:1f13
43.43.31.20 0:0:0:0:0:ffff:2b2b:1f14
43.43.31.21 0:0:0:0:0:ffff:2b2b:1f15
43.43.31.22 0:0:0:0:0:ffff:2b2b:1f16
43.43.31.23 0:0:0:0:0:ffff:2b2b:1f17
43.43.31.24 0:0:0:0:0:ffff:2b2b:1f18
43.43.31.25 0:0:0:0:0:ffff:2b2b:1f19
43.43.31.26 0:0:0:0:0:ffff:2b2b:1f1a
43.43.31.27 0:0:0:0:0:ffff:2b2b:1f1b
43.43.31.28 0:0:0:0:0:ffff:2b2b:1f1c
43.43.31.29 0:0:0:0:0:ffff:2b2b:1f1d
43.43.31.30 0:0:0:0:0:ffff:2b2b:1f1e
43.43.31.31 0:0:0:0:0:ffff:2b2b:1f1f
43.43.31.32 0:0:0:0:0:ffff:2b2b:1f20
43.43.31.33 0:0:0:0:0:ffff:2b2b:1f21
43.43.31.34 0:0:0:0:0:ffff:2b2b:1f22
43.43.31.35 0:0:0:0:0:ffff:2b2b:1f23
43.43.31.36 0:0:0:0:0:ffff:2b2b:1f24
43.43.31.37 0:0:0:0:0:ffff:2b2b:1f25
43.43.31.38 0:0:0:0:0:ffff:2b2b:1f26
43.43.31.39 0:0:0:0:0:ffff:2b2b:1f27
43.43.31.40 0:0:0:0:0:ffff:2b2b:1f28
43.43.31.41 0:0:0:0:0:ffff:2b2b:1f29
43.43.31.42 0:0:0:0:0:ffff:2b2b:1f2a
43.43.31.43 0:0:0:0:0:ffff:2b2b:1f2b
43.43.31.44 0:0:0:0:0:ffff:2b2b:1f2c
43.43.31.45 0:0:0:0:0:ffff:2b2b:1f2d
43.43.31.46 0:0:0:0:0:ffff:2b2b:1f2e
43.43.31.47 0:0:0:0:0:ffff:2b2b:1f2f
43.43.31.48 0:0:0:0:0:ffff:2b2b:1f30
43.43.31.49 0:0:0:0:0:ffff:2b2b:1f31
43.43.31.50 0:0:0:0:0:ffff:2b2b:1f32
43.43.31.51 0:0:0:0:0:ffff:2b2b:1f33
43.43.31.52 0:0:0:0:0:ffff:2b2b:1f34
43.43.31.53 0:0:0:0:0:ffff:2b2b:1f35
43.43.31.54 0:0:0:0:0:ffff:2b2b:1f36
43.43.31.55 0:0:0:0:0:ffff:2b2b:1f37
43.43.31.56 0:0:0:0:0:ffff:2b2b:1f38
43.43.31.57 0:0:0:0:0:ffff:2b2b:1f39
43.43.31.58 0:0:0:0:0:ffff:2b2b:1f3a
43.43.31.59 0:0:0:0:0:ffff:2b2b:1f3b
43.43.31.60 0:0:0:0:0:ffff:2b2b:1f3c


43.43.31.61 0:0:0:0:0:ffff:2b2b:1f3d
43.43.31.62 0:0:0:0:0:ffff:2b2b:1f3e
43.43.31.63 0:0:0:0:0:ffff:2b2b:1f3f
43.43.31.64 0:0:0:0:0:ffff:2b2b:1f40
43.43.31.65 0:0:0:0:0:ffff:2b2b:1f41
43.43.31.66 0:0:0:0:0:ffff:2b2b:1f42
43.43.31.67 0:0:0:0:0:ffff:2b2b:1f43
43.43.31.68 0:0:0:0:0:ffff:2b2b:1f44
43.43.31.69 0:0:0:0:0:ffff:2b2b:1f45
43.43.31.70 0:0:0:0:0:ffff:2b2b:1f46
43.43.31.71 0:0:0:0:0:ffff:2b2b:1f47
43.43.31.72 0:0:0:0:0:ffff:2b2b:1f48
43.43.31.73 0:0:0:0:0:ffff:2b2b:1f49
43.43.31.74 0:0:0:0:0:ffff:2b2b:1f4a
43.43.31.75 0:0:0:0:0:ffff:2b2b:1f4b
43.43.31.76 0:0:0:0:0:ffff:2b2b:1f4c
43.43.31.77 0:0:0:0:0:ffff:2b2b:1f4d
43.43.31.78 0:0:0:0:0:ffff:2b2b:1f4e
43.43.31.79 0:0:0:0:0:ffff:2b2b:1f4f
43.43.31.80 0:0:0:0:0:ffff:2b2b:1f50
43.43.31.81 0:0:0:0:0:ffff:2b2b:1f51
43.43.31.82 0:0:0:0:0:ffff:2b2b:1f52
43.43.31.83 0:0:0:0:0:ffff:2b2b:1f53
43.43.31.84 0:0:0:0:0:ffff:2b2b:1f54
43.43.31.85 0:0:0:0:0:ffff:2b2b:1f55
43.43.31.86 0:0:0:0:0:ffff:2b2b:1f56
43.43.31.87 0:0:0:0:0:ffff:2b2b:1f57
43.43.31.88 0:0:0:0:0:ffff:2b2b:1f58
43.43.31.89 0:0:0:0:0:ffff:2b2b:1f59
43.43.31.90 0:0:0:0:0:ffff:2b2b:1f5a
43.43.31.91 0:0:0:0:0:ffff:2b2b:1f5b
43.43.31.92 0:0:0:0:0:ffff:2b2b:1f5c
43.43.31.93 0:0:0:0:0:ffff:2b2b:1f5d
43.43.31.94 0:0:0:0:0:ffff:2b2b:1f5e
43.43.31.95 0:0:0:0:0:ffff:2b2b:1f5f
43.43.31.96 0:0:0:0:0:ffff:2b2b:1f60
43.43.31.97 0:0:0:0:0:ffff:2b2b:1f61
43.43.31.98 0:0:0:0:0:ffff:2b2b:1f62
43.43.31.99 0:0:0:0:0:ffff:2b2b:1f63
43.43.31.100 0:0:0:0:0:ffff:2b2b:1f64
43.43.31.101 0:0:0:0:0:ffff:2b2b:1f65
43.43.31.102 0:0:0:0:0:ffff:2b2b:1f66
43.43.31.103 0:0:0:0:0:ffff:2b2b:1f67
43.43.31.104 0:0:0:0:0:ffff:2b2b:1f68
43.43.31.105 0:0:0:0:0:ffff:2b2b:1f69
43.43.31.106 0:0:0:0:0:ffff:2b2b:1f6a
43.43.31.107 0:0:0:0:0:ffff:2b2b:1f6b
43.43.31.108 0:0:0:0:0:ffff:2b2b:1f6c
43.43.31.109 0:0:0:0:0:ffff:2b2b:1f6d
43.43.31.110 0:0:0:0:0:ffff:2b2b:1f6e
43.43.31.111 0:0:0:0:0:ffff:2b2b:1f6f
43.43.31.112 0:0:0:0:0:ffff:2b2b:1f70
43.43.31.113 0:0:0:0:0:ffff:2b2b:1f71
43.43.31.114 0:0:0:0:0:ffff:2b2b:1f72
43.43.31.115 0:0:0:0:0:ffff:2b2b:1f73
43.43.31.116 0:0:0:0:0:ffff:2b2b:1f74
43.43.31.117 0:0:0:0:0:ffff:2b2b:1f75
43.43.31.118 0:0:0:0:0:ffff:2b2b:1f76
43.43.31.119 0:0:0:0:0:ffff:2b2b:1f77
43.43.31.120 0:0:0:0:0:ffff:2b2b:1f78


43.43.31.121 0:0:0:0:0:ffff:2b2b:1f79
43.43.31.122 0:0:0:0:0:ffff:2b2b:1f7a
43.43.31.123 0:0:0:0:0:ffff:2b2b:1f7b
43.43.31.124 0:0:0:0:0:ffff:2b2b:1f7c
43.43.31.125 0:0:0:0:0:ffff:2b2b:1f7d
43.43.31.126 0:0:0:0:0:ffff:2b2b:1f7e
43.43.31.127 0:0:0:0:0:ffff:2b2b:1f7f
43.43.31.128 0:0:0:0:0:ffff:2b2b:1f80
43.43.31.129 0:0:0:0:0:ffff:2b2b:1f81
43.43.31.130 0:0:0:0:0:ffff:2b2b:1f82
43.43.31.131 0:0:0:0:0:ffff:2b2b:1f83
43.43.31.132 0:0:0:0:0:ffff:2b2b:1f84
43.43.31.133 0:0:0:0:0:ffff:2b2b:1f85
43.43.31.134 0:0:0:0:0:ffff:2b2b:1f86
43.43.31.135 0:0:0:0:0:ffff:2b2b:1f87
43.43.31.136 0:0:0:0:0:ffff:2b2b:1f88
43.43.31.137 0:0:0:0:0:ffff:2b2b:1f89
43.43.31.138 0:0:0:0:0:ffff:2b2b:1f8a
43.43.31.139 0:0:0:0:0:ffff:2b2b:1f8b
43.43.31.140 0:0:0:0:0:ffff:2b2b:1f8c
43.43.31.141 0:0:0:0:0:ffff:2b2b:1f8d
43.43.31.142 0:0:0:0:0:ffff:2b2b:1f8e
43.43.31.143 0:0:0:0:0:ffff:2b2b:1f8f
43.43.31.144 0:0:0:0:0:ffff:2b2b:1f90
43.43.31.145 0:0:0:0:0:ffff:2b2b:1f91
43.43.31.146 0:0:0:0:0:ffff:2b2b:1f92
43.43.31.147 0:0:0:0:0:ffff:2b2b:1f93
43.43.31.148 0:0:0:0:0:ffff:2b2b:1f94
43.43.31.149 0:0:0:0:0:ffff:2b2b:1f95
43.43.31.150 0:0:0:0:0:ffff:2b2b:1f96
43.43.31.151 0:0:0:0:0:ffff:2b2b:1f97
43.43.31.152 0:0:0:0:0:ffff:2b2b:1f98
43.43.31.153 0:0:0:0:0:ffff:2b2b:1f99
43.43.31.154 0:0:0:0:0:ffff:2b2b:1f9a
43.43.31.155 0:0:0:0:0:ffff:2b2b:1f9b
43.43.31.156 0:0:0:0:0:ffff:2b2b:1f9c
43.43.31.157 0:0:0:0:0:ffff:2b2b:1f9d
43.43.31.158 0:0:0:0:0:ffff:2b2b:1f9e
43.43.31.159 0:0:0:0:0:ffff:2b2b:1f9f
43.43.31.160 0:0:0:0:0:ffff:2b2b:1fa0
43.43.31.161 0:0:0:0:0:ffff:2b2b:1fa1
43.43.31.162 0:0:0:0:0:ffff:2b2b:1fa2
43.43.31.163 0:0:0:0:0:ffff:2b2b:1fa3
43.43.31.164 0:0:0:0:0:ffff:2b2b:1fa4
43.43.31.165 0:0:0:0:0:ffff:2b2b:1fa5
43.43.31.166 0:0:0:0:0:ffff:2b2b:1fa6
43.43.31.167 0:0:0:0:0:ffff:2b2b:1fa7
43.43.31.168 0:0:0:0:0:ffff:2b2b:1fa8
43.43.31.169 0:0:0:0:0:ffff:2b2b:1fa9
43.43.31.170 0:0:0:0:0:ffff:2b2b:1faa
43.43.31.171 0:0:0:0:0:ffff:2b2b:1fab
43.43.31.172 0:0:0:0:0:ffff:2b2b:1fac
43.43.31.173 0:0:0:0:0:ffff:2b2b:1fad
43.43.31.174 0:0:0:0:0:ffff:2b2b:1fae
43.43.31.175 0:0:0:0:0:ffff:2b2b:1faf
43.43.31.176 0:0:0:0:0:ffff:2b2b:1fb0
43.43.31.177 0:0:0:0:0:ffff:2b2b:1fb1
43.43.31.178 0:0:0:0:0:ffff:2b2b:1fb2
43.43.31.179 0:0:0:0:0:ffff:2b2b:1fb3
43.43.31.180 0:0:0:0:0:ffff:2b2b:1fb4


43.43.31.181 0:0:0:0:0:ffff:2b2b:1fb5
43.43.31.182 0:0:0:0:0:ffff:2b2b:1fb6
43.43.31.183 0:0:0:0:0:ffff:2b2b:1fb7
43.43.31.184 0:0:0:0:0:ffff:2b2b:1fb8
43.43.31.185 0:0:0:0:0:ffff:2b2b:1fb9
43.43.31.186 0:0:0:0:0:ffff:2b2b:1fba
43.43.31.187 0:0:0:0:0:ffff:2b2b:1fbb
43.43.31.188 0:0:0:0:0:ffff:2b2b:1fbc
43.43.31.189 0:0:0:0:0:ffff:2b2b:1fbd
43.43.31.190 0:0:0:0:0:ffff:2b2b:1fbe
43.43.31.191 0:0:0:0:0:ffff:2b2b:1fbf
43.43.31.192 0:0:0:0:0:ffff:2b2b:1fc0
43.43.31.193 0:0:0:0:0:ffff:2b2b:1fc1
43.43.31.194 0:0:0:0:0:ffff:2b2b:1fc2
43.43.31.195 0:0:0:0:0:ffff:2b2b:1fc3
43.43.31.196 0:0:0:0:0:ffff:2b2b:1fc4
43.43.31.197 0:0:0:0:0:ffff:2b2b:1fc5
43.43.31.198 0:0:0:0:0:ffff:2b2b:1fc6
43.43.31.199 0:0:0:0:0:ffff:2b2b:1fc7
43.43.31.200 0:0:0:0:0:ffff:2b2b:1fc8
43.43.31.201 0:0:0:0:0:ffff:2b2b:1fc9
43.43.31.202 0:0:0:0:0:ffff:2b2b:1fca
43.43.31.203 0:0:0:0:0:ffff:2b2b:1fcb
43.43.31.204 0:0:0:0:0:ffff:2b2b:1fcc
43.43.31.205 0:0:0:0:0:ffff:2b2b:1fcd
43.43.31.206 0:0:0:0:0:ffff:2b2b:1fce
43.43.31.207 0:0:0:0:0:ffff:2b2b:1fcf
43.43.31.208 0:0:0:0:0:ffff:2b2b:1fd0
43.43.31.209 0:0:0:0:0:ffff:2b2b:1fd1
43.43.31.210 0:0:0:0:0:ffff:2b2b:1fd2
43.43.31.211 0:0:0:0:0:ffff:2b2b:1fd3
43.43.31.212 0:0:0:0:0:ffff:2b2b:1fd4
43.43.31.213 0:0:0:0:0:ffff:2b2b:1fd5
43.43.31.214 0:0:0:0:0:ffff:2b2b:1fd6
43.43.31.215 0:0:0:0:0:ffff:2b2b:1fd7
43.43.31.216 0:0:0:0:0:ffff:2b2b:1fd8
43.43.31.217 0:0:0:0:0:ffff:2b2b:1fd9
43.43.31.218 0:0:0:0:0:ffff:2b2b:1fda
43.43.31.219 0:0:0:0:0:ffff:2b2b:1fdb
43.43.31.220 0:0:0:0:0:ffff:2b2b:1fdc
43.43.31.221 0:0:0:0:0:ffff:2b2b:1fdd
43.43.31.222 0:0:0:0:0:ffff:2b2b:1fde
43.43.31.223 0:0:0:0:0:ffff:2b2b:1fdf
43.43.31.224 0:0:0:0:0:ffff:2b2b:1fe0
43.43.31.225 0:0:0:0:0:ffff:2b2b:1fe1
43.43.31.226 0:0:0:0:0:ffff:2b2b:1fe2
43.43.31.227 0:0:0:0:0:ffff:2b2b:1fe3
43.43.31.228 0:0:0:0:0:ffff:2b2b:1fe4
43.43.31.229 0:0:0:0:0:ffff:2b2b:1fe5
43.43.31.230 0:0:0:0:0:ffff:2b2b:1fe6
43.43.31.231 0:0:0:0:0:ffff:2b2b:1fe7
43.43.31.232 0:0:0:0:0:ffff:2b2b:1fe8
43.43.31.233 0:0:0:0:0:ffff:2b2b:1fe9
43.43.31.234 0:0:0:0:0:ffff:2b2b:1fea
43.43.31.235 0:0:0:0:0:ffff:2b2b:1feb
43.43.31.236 0:0:0:0:0:ffff:2b2b:1fec
43.43.31.237 0:0:0:0:0:ffff:2b2b:1fed
43.43.31.238 0:0:0:0:0:ffff:2b2b:1fee
43.43.31.239 0:0:0:0:0:ffff:2b2b:1fef
43.43.31.240 0:0:0:0:0:ffff:2b2b:1ff0
43.43.31.241 0:0:0:0:0:ffff:2b2b:1ff1
43.43.31.242 0:0:0:0:0:ffff:2b2b:1ff2
43.43.31.243 0:0:0:0:0:ffff:2b2b:1ff3
43.43.31.244 0:0:0:0:0:ffff:2b2b:1ff4
43.43.31.245 0:0:0:0:0:ffff:2b2b:1ff5
43.43.31.246 0:0:0:0:0:ffff:2b2b:1ff6
43.43.31.247 0:0:0:0:0:ffff:2b2b:1ff7
43.43.31.248 0:0:0:0:0:ffff:2b2b:1ff8
43.43.31.249 0:0:0:0:0:ffff:2b2b:1ff9
43.43.31.250 0:0:0:0:0:ffff:2b2b:1ffa
43.43.31.251 0:0:0:0:0:ffff:2b2b:1ffb
43.43.31.252 0:0:0:0:0:ffff:2b2b:1ffc
43.43.31.253 0:0:0:0:0:ffff:2b2b:1ffd
43.43.31.254 0:0:0:0:0:ffff:2b2b:1ffe
43.43.31.255 0:0:0:0:0:ffff:2b2b: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.