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
144.21.31.1 0:0:0:0:0:ffff:9015:1f01
144.21.31.2 0:0:0:0:0:ffff:9015:1f02
144.21.31.3 0:0:0:0:0:ffff:9015:1f03
144.21.31.4 0:0:0:0:0:ffff:9015:1f04
144.21.31.5 0:0:0:0:0:ffff:9015:1f05
144.21.31.6 0:0:0:0:0:ffff:9015:1f06
144.21.31.7 0:0:0:0:0:ffff:9015:1f07
144.21.31.8 0:0:0:0:0:ffff:9015:1f08
144.21.31.9 0:0:0:0:0:ffff:9015:1f09
144.21.31.10 0:0:0:0:0:ffff:9015:1f0a
144.21.31.11 0:0:0:0:0:ffff:9015:1f0b
144.21.31.12 0:0:0:0:0:ffff:9015:1f0c
144.21.31.13 0:0:0:0:0:ffff:9015:1f0d
144.21.31.14 0:0:0:0:0:ffff:9015:1f0e
144.21.31.15 0:0:0:0:0:ffff:9015:1f0f
144.21.31.16 0:0:0:0:0:ffff:9015:1f10
144.21.31.17 0:0:0:0:0:ffff:9015:1f11
144.21.31.18 0:0:0:0:0:ffff:9015:1f12
144.21.31.19 0:0:0:0:0:ffff:9015:1f13
144.21.31.20 0:0:0:0:0:ffff:9015:1f14
144.21.31.21 0:0:0:0:0:ffff:9015:1f15
144.21.31.22 0:0:0:0:0:ffff:9015:1f16
144.21.31.23 0:0:0:0:0:ffff:9015:1f17
144.21.31.24 0:0:0:0:0:ffff:9015:1f18
144.21.31.25 0:0:0:0:0:ffff:9015:1f19
144.21.31.26 0:0:0:0:0:ffff:9015:1f1a
144.21.31.27 0:0:0:0:0:ffff:9015:1f1b
144.21.31.28 0:0:0:0:0:ffff:9015:1f1c
144.21.31.29 0:0:0:0:0:ffff:9015:1f1d
144.21.31.30 0:0:0:0:0:ffff:9015:1f1e
144.21.31.31 0:0:0:0:0:ffff:9015:1f1f
144.21.31.32 0:0:0:0:0:ffff:9015:1f20
144.21.31.33 0:0:0:0:0:ffff:9015:1f21
144.21.31.34 0:0:0:0:0:ffff:9015:1f22
144.21.31.35 0:0:0:0:0:ffff:9015:1f23
144.21.31.36 0:0:0:0:0:ffff:9015:1f24
144.21.31.37 0:0:0:0:0:ffff:9015:1f25
144.21.31.38 0:0:0:0:0:ffff:9015:1f26
144.21.31.39 0:0:0:0:0:ffff:9015:1f27
144.21.31.40 0:0:0:0:0:ffff:9015:1f28
144.21.31.41 0:0:0:0:0:ffff:9015:1f29
144.21.31.42 0:0:0:0:0:ffff:9015:1f2a
144.21.31.43 0:0:0:0:0:ffff:9015:1f2b
144.21.31.44 0:0:0:0:0:ffff:9015:1f2c
144.21.31.45 0:0:0:0:0:ffff:9015:1f2d
144.21.31.46 0:0:0:0:0:ffff:9015:1f2e
144.21.31.47 0:0:0:0:0:ffff:9015:1f2f
144.21.31.48 0:0:0:0:0:ffff:9015:1f30
144.21.31.49 0:0:0:0:0:ffff:9015:1f31
144.21.31.50 0:0:0:0:0:ffff:9015:1f32
144.21.31.51 0:0:0:0:0:ffff:9015:1f33
144.21.31.52 0:0:0:0:0:ffff:9015:1f34
144.21.31.53 0:0:0:0:0:ffff:9015:1f35
144.21.31.54 0:0:0:0:0:ffff:9015:1f36
144.21.31.55 0:0:0:0:0:ffff:9015:1f37
144.21.31.56 0:0:0:0:0:ffff:9015:1f38
144.21.31.57 0:0:0:0:0:ffff:9015:1f39
144.21.31.58 0:0:0:0:0:ffff:9015:1f3a
144.21.31.59 0:0:0:0:0:ffff:9015:1f3b
144.21.31.60 0:0:0:0:0:ffff:9015:1f3c


144.21.31.61 0:0:0:0:0:ffff:9015:1f3d
144.21.31.62 0:0:0:0:0:ffff:9015:1f3e
144.21.31.63 0:0:0:0:0:ffff:9015:1f3f
144.21.31.64 0:0:0:0:0:ffff:9015:1f40
144.21.31.65 0:0:0:0:0:ffff:9015:1f41
144.21.31.66 0:0:0:0:0:ffff:9015:1f42
144.21.31.67 0:0:0:0:0:ffff:9015:1f43
144.21.31.68 0:0:0:0:0:ffff:9015:1f44
144.21.31.69 0:0:0:0:0:ffff:9015:1f45
144.21.31.70 0:0:0:0:0:ffff:9015:1f46
144.21.31.71 0:0:0:0:0:ffff:9015:1f47
144.21.31.72 0:0:0:0:0:ffff:9015:1f48
144.21.31.73 0:0:0:0:0:ffff:9015:1f49
144.21.31.74 0:0:0:0:0:ffff:9015:1f4a
144.21.31.75 0:0:0:0:0:ffff:9015:1f4b
144.21.31.76 0:0:0:0:0:ffff:9015:1f4c
144.21.31.77 0:0:0:0:0:ffff:9015:1f4d
144.21.31.78 0:0:0:0:0:ffff:9015:1f4e
144.21.31.79 0:0:0:0:0:ffff:9015:1f4f
144.21.31.80 0:0:0:0:0:ffff:9015:1f50
144.21.31.81 0:0:0:0:0:ffff:9015:1f51
144.21.31.82 0:0:0:0:0:ffff:9015:1f52
144.21.31.83 0:0:0:0:0:ffff:9015:1f53
144.21.31.84 0:0:0:0:0:ffff:9015:1f54
144.21.31.85 0:0:0:0:0:ffff:9015:1f55
144.21.31.86 0:0:0:0:0:ffff:9015:1f56
144.21.31.87 0:0:0:0:0:ffff:9015:1f57
144.21.31.88 0:0:0:0:0:ffff:9015:1f58
144.21.31.89 0:0:0:0:0:ffff:9015:1f59
144.21.31.90 0:0:0:0:0:ffff:9015:1f5a
144.21.31.91 0:0:0:0:0:ffff:9015:1f5b
144.21.31.92 0:0:0:0:0:ffff:9015:1f5c
144.21.31.93 0:0:0:0:0:ffff:9015:1f5d
144.21.31.94 0:0:0:0:0:ffff:9015:1f5e
144.21.31.95 0:0:0:0:0:ffff:9015:1f5f
144.21.31.96 0:0:0:0:0:ffff:9015:1f60
144.21.31.97 0:0:0:0:0:ffff:9015:1f61
144.21.31.98 0:0:0:0:0:ffff:9015:1f62
144.21.31.99 0:0:0:0:0:ffff:9015:1f63
144.21.31.100 0:0:0:0:0:ffff:9015:1f64
144.21.31.101 0:0:0:0:0:ffff:9015:1f65
144.21.31.102 0:0:0:0:0:ffff:9015:1f66
144.21.31.103 0:0:0:0:0:ffff:9015:1f67
144.21.31.104 0:0:0:0:0:ffff:9015:1f68
144.21.31.105 0:0:0:0:0:ffff:9015:1f69
144.21.31.106 0:0:0:0:0:ffff:9015:1f6a
144.21.31.107 0:0:0:0:0:ffff:9015:1f6b
144.21.31.108 0:0:0:0:0:ffff:9015:1f6c
144.21.31.109 0:0:0:0:0:ffff:9015:1f6d
144.21.31.110 0:0:0:0:0:ffff:9015:1f6e
144.21.31.111 0:0:0:0:0:ffff:9015:1f6f
144.21.31.112 0:0:0:0:0:ffff:9015:1f70
144.21.31.113 0:0:0:0:0:ffff:9015:1f71
144.21.31.114 0:0:0:0:0:ffff:9015:1f72
144.21.31.115 0:0:0:0:0:ffff:9015:1f73
144.21.31.116 0:0:0:0:0:ffff:9015:1f74
144.21.31.117 0:0:0:0:0:ffff:9015:1f75
144.21.31.118 0:0:0:0:0:ffff:9015:1f76
144.21.31.119 0:0:0:0:0:ffff:9015:1f77
144.21.31.120 0:0:0:0:0:ffff:9015:1f78


144.21.31.121 0:0:0:0:0:ffff:9015:1f79
144.21.31.122 0:0:0:0:0:ffff:9015:1f7a
144.21.31.123 0:0:0:0:0:ffff:9015:1f7b
144.21.31.124 0:0:0:0:0:ffff:9015:1f7c
144.21.31.125 0:0:0:0:0:ffff:9015:1f7d
144.21.31.126 0:0:0:0:0:ffff:9015:1f7e
144.21.31.127 0:0:0:0:0:ffff:9015:1f7f
144.21.31.128 0:0:0:0:0:ffff:9015:1f80
144.21.31.129 0:0:0:0:0:ffff:9015:1f81
144.21.31.130 0:0:0:0:0:ffff:9015:1f82
144.21.31.131 0:0:0:0:0:ffff:9015:1f83
144.21.31.132 0:0:0:0:0:ffff:9015:1f84
144.21.31.133 0:0:0:0:0:ffff:9015:1f85
144.21.31.134 0:0:0:0:0:ffff:9015:1f86
144.21.31.135 0:0:0:0:0:ffff:9015:1f87
144.21.31.136 0:0:0:0:0:ffff:9015:1f88
144.21.31.137 0:0:0:0:0:ffff:9015:1f89
144.21.31.138 0:0:0:0:0:ffff:9015:1f8a
144.21.31.139 0:0:0:0:0:ffff:9015:1f8b
144.21.31.140 0:0:0:0:0:ffff:9015:1f8c
144.21.31.141 0:0:0:0:0:ffff:9015:1f8d
144.21.31.142 0:0:0:0:0:ffff:9015:1f8e
144.21.31.143 0:0:0:0:0:ffff:9015:1f8f
144.21.31.144 0:0:0:0:0:ffff:9015:1f90
144.21.31.145 0:0:0:0:0:ffff:9015:1f91
144.21.31.146 0:0:0:0:0:ffff:9015:1f92
144.21.31.147 0:0:0:0:0:ffff:9015:1f93
144.21.31.148 0:0:0:0:0:ffff:9015:1f94
144.21.31.149 0:0:0:0:0:ffff:9015:1f95
144.21.31.150 0:0:0:0:0:ffff:9015:1f96
144.21.31.151 0:0:0:0:0:ffff:9015:1f97
144.21.31.152 0:0:0:0:0:ffff:9015:1f98
144.21.31.153 0:0:0:0:0:ffff:9015:1f99
144.21.31.154 0:0:0:0:0:ffff:9015:1f9a
144.21.31.155 0:0:0:0:0:ffff:9015:1f9b
144.21.31.156 0:0:0:0:0:ffff:9015:1f9c
144.21.31.157 0:0:0:0:0:ffff:9015:1f9d
144.21.31.158 0:0:0:0:0:ffff:9015:1f9e
144.21.31.159 0:0:0:0:0:ffff:9015:1f9f
144.21.31.160 0:0:0:0:0:ffff:9015:1fa0
144.21.31.161 0:0:0:0:0:ffff:9015:1fa1
144.21.31.162 0:0:0:0:0:ffff:9015:1fa2
144.21.31.163 0:0:0:0:0:ffff:9015:1fa3
144.21.31.164 0:0:0:0:0:ffff:9015:1fa4
144.21.31.165 0:0:0:0:0:ffff:9015:1fa5
144.21.31.166 0:0:0:0:0:ffff:9015:1fa6
144.21.31.167 0:0:0:0:0:ffff:9015:1fa7
144.21.31.168 0:0:0:0:0:ffff:9015:1fa8
144.21.31.169 0:0:0:0:0:ffff:9015:1fa9
144.21.31.170 0:0:0:0:0:ffff:9015:1faa
144.21.31.171 0:0:0:0:0:ffff:9015:1fab
144.21.31.172 0:0:0:0:0:ffff:9015:1fac
144.21.31.173 0:0:0:0:0:ffff:9015:1fad
144.21.31.174 0:0:0:0:0:ffff:9015:1fae
144.21.31.175 0:0:0:0:0:ffff:9015:1faf
144.21.31.176 0:0:0:0:0:ffff:9015:1fb0
144.21.31.177 0:0:0:0:0:ffff:9015:1fb1
144.21.31.178 0:0:0:0:0:ffff:9015:1fb2
144.21.31.179 0:0:0:0:0:ffff:9015:1fb3
144.21.31.180 0:0:0:0:0:ffff:9015:1fb4


144.21.31.181 0:0:0:0:0:ffff:9015:1fb5
144.21.31.182 0:0:0:0:0:ffff:9015:1fb6
144.21.31.183 0:0:0:0:0:ffff:9015:1fb7
144.21.31.184 0:0:0:0:0:ffff:9015:1fb8
144.21.31.185 0:0:0:0:0:ffff:9015:1fb9
144.21.31.186 0:0:0:0:0:ffff:9015:1fba
144.21.31.187 0:0:0:0:0:ffff:9015:1fbb
144.21.31.188 0:0:0:0:0:ffff:9015:1fbc
144.21.31.189 0:0:0:0:0:ffff:9015:1fbd
144.21.31.190 0:0:0:0:0:ffff:9015:1fbe
144.21.31.191 0:0:0:0:0:ffff:9015:1fbf
144.21.31.192 0:0:0:0:0:ffff:9015:1fc0
144.21.31.193 0:0:0:0:0:ffff:9015:1fc1
144.21.31.194 0:0:0:0:0:ffff:9015:1fc2
144.21.31.195 0:0:0:0:0:ffff:9015:1fc3
144.21.31.196 0:0:0:0:0:ffff:9015:1fc4
144.21.31.197 0:0:0:0:0:ffff:9015:1fc5
144.21.31.198 0:0:0:0:0:ffff:9015:1fc6
144.21.31.199 0:0:0:0:0:ffff:9015:1fc7
144.21.31.200 0:0:0:0:0:ffff:9015:1fc8
144.21.31.201 0:0:0:0:0:ffff:9015:1fc9
144.21.31.202 0:0:0:0:0:ffff:9015:1fca
144.21.31.203 0:0:0:0:0:ffff:9015:1fcb
144.21.31.204 0:0:0:0:0:ffff:9015:1fcc
144.21.31.205 0:0:0:0:0:ffff:9015:1fcd
144.21.31.206 0:0:0:0:0:ffff:9015:1fce
144.21.31.207 0:0:0:0:0:ffff:9015:1fcf
144.21.31.208 0:0:0:0:0:ffff:9015:1fd0
144.21.31.209 0:0:0:0:0:ffff:9015:1fd1
144.21.31.210 0:0:0:0:0:ffff:9015:1fd2
144.21.31.211 0:0:0:0:0:ffff:9015:1fd3
144.21.31.212 0:0:0:0:0:ffff:9015:1fd4
144.21.31.213 0:0:0:0:0:ffff:9015:1fd5
144.21.31.214 0:0:0:0:0:ffff:9015:1fd6
144.21.31.215 0:0:0:0:0:ffff:9015:1fd7
144.21.31.216 0:0:0:0:0:ffff:9015:1fd8
144.21.31.217 0:0:0:0:0:ffff:9015:1fd9
144.21.31.218 0:0:0:0:0:ffff:9015:1fda
144.21.31.219 0:0:0:0:0:ffff:9015:1fdb
144.21.31.220 0:0:0:0:0:ffff:9015:1fdc
144.21.31.221 0:0:0:0:0:ffff:9015:1fdd
144.21.31.222 0:0:0:0:0:ffff:9015:1fde
144.21.31.223 0:0:0:0:0:ffff:9015:1fdf
144.21.31.224 0:0:0:0:0:ffff:9015:1fe0
144.21.31.225 0:0:0:0:0:ffff:9015:1fe1
144.21.31.226 0:0:0:0:0:ffff:9015:1fe2
144.21.31.227 0:0:0:0:0:ffff:9015:1fe3
144.21.31.228 0:0:0:0:0:ffff:9015:1fe4
144.21.31.229 0:0:0:0:0:ffff:9015:1fe5
144.21.31.230 0:0:0:0:0:ffff:9015:1fe6
144.21.31.231 0:0:0:0:0:ffff:9015:1fe7
144.21.31.232 0:0:0:0:0:ffff:9015:1fe8
144.21.31.233 0:0:0:0:0:ffff:9015:1fe9
144.21.31.234 0:0:0:0:0:ffff:9015:1fea
144.21.31.235 0:0:0:0:0:ffff:9015:1feb
144.21.31.236 0:0:0:0:0:ffff:9015:1fec
144.21.31.237 0:0:0:0:0:ffff:9015:1fed
144.21.31.238 0:0:0:0:0:ffff:9015:1fee
144.21.31.239 0:0:0:0:0:ffff:9015:1fef
144.21.31.240 0:0:0:0:0:ffff:9015:1ff0
144.21.31.241 0:0:0:0:0:ffff:9015:1ff1
144.21.31.242 0:0:0:0:0:ffff:9015:1ff2
144.21.31.243 0:0:0:0:0:ffff:9015:1ff3
144.21.31.244 0:0:0:0:0:ffff:9015:1ff4
144.21.31.245 0:0:0:0:0:ffff:9015:1ff5
144.21.31.246 0:0:0:0:0:ffff:9015:1ff6
144.21.31.247 0:0:0:0:0:ffff:9015:1ff7
144.21.31.248 0:0:0:0:0:ffff:9015:1ff8
144.21.31.249 0:0:0:0:0:ffff:9015:1ff9
144.21.31.250 0:0:0:0:0:ffff:9015:1ffa
144.21.31.251 0:0:0:0:0:ffff:9015:1ffb
144.21.31.252 0:0:0:0:0:ffff:9015:1ffc
144.21.31.253 0:0:0:0:0:ffff:9015:1ffd
144.21.31.254 0:0:0:0:0:ffff:9015:1ffe
144.21.31.255 0:0:0:0:0:ffff:9015:1fff


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.