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
201.72.111.1 0:0:0:0:0:ffff:c948:6f01
201.72.111.2 0:0:0:0:0:ffff:c948:6f02
201.72.111.3 0:0:0:0:0:ffff:c948:6f03
201.72.111.4 0:0:0:0:0:ffff:c948:6f04
201.72.111.5 0:0:0:0:0:ffff:c948:6f05
201.72.111.6 0:0:0:0:0:ffff:c948:6f06
201.72.111.7 0:0:0:0:0:ffff:c948:6f07
201.72.111.8 0:0:0:0:0:ffff:c948:6f08
201.72.111.9 0:0:0:0:0:ffff:c948:6f09
201.72.111.10 0:0:0:0:0:ffff:c948:6f0a
201.72.111.11 0:0:0:0:0:ffff:c948:6f0b
201.72.111.12 0:0:0:0:0:ffff:c948:6f0c
201.72.111.13 0:0:0:0:0:ffff:c948:6f0d
201.72.111.14 0:0:0:0:0:ffff:c948:6f0e
201.72.111.15 0:0:0:0:0:ffff:c948:6f0f
201.72.111.16 0:0:0:0:0:ffff:c948:6f10
201.72.111.17 0:0:0:0:0:ffff:c948:6f11
201.72.111.18 0:0:0:0:0:ffff:c948:6f12
201.72.111.19 0:0:0:0:0:ffff:c948:6f13
201.72.111.20 0:0:0:0:0:ffff:c948:6f14
201.72.111.21 0:0:0:0:0:ffff:c948:6f15
201.72.111.22 0:0:0:0:0:ffff:c948:6f16
201.72.111.23 0:0:0:0:0:ffff:c948:6f17
201.72.111.24 0:0:0:0:0:ffff:c948:6f18
201.72.111.25 0:0:0:0:0:ffff:c948:6f19
201.72.111.26 0:0:0:0:0:ffff:c948:6f1a
201.72.111.27 0:0:0:0:0:ffff:c948:6f1b
201.72.111.28 0:0:0:0:0:ffff:c948:6f1c
201.72.111.29 0:0:0:0:0:ffff:c948:6f1d
201.72.111.30 0:0:0:0:0:ffff:c948:6f1e
201.72.111.31 0:0:0:0:0:ffff:c948:6f1f
201.72.111.32 0:0:0:0:0:ffff:c948:6f20
201.72.111.33 0:0:0:0:0:ffff:c948:6f21
201.72.111.34 0:0:0:0:0:ffff:c948:6f22
201.72.111.35 0:0:0:0:0:ffff:c948:6f23
201.72.111.36 0:0:0:0:0:ffff:c948:6f24
201.72.111.37 0:0:0:0:0:ffff:c948:6f25
201.72.111.38 0:0:0:0:0:ffff:c948:6f26
201.72.111.39 0:0:0:0:0:ffff:c948:6f27
201.72.111.40 0:0:0:0:0:ffff:c948:6f28
201.72.111.41 0:0:0:0:0:ffff:c948:6f29
201.72.111.42 0:0:0:0:0:ffff:c948:6f2a
201.72.111.43 0:0:0:0:0:ffff:c948:6f2b
201.72.111.44 0:0:0:0:0:ffff:c948:6f2c
201.72.111.45 0:0:0:0:0:ffff:c948:6f2d
201.72.111.46 0:0:0:0:0:ffff:c948:6f2e
201.72.111.47 0:0:0:0:0:ffff:c948:6f2f
201.72.111.48 0:0:0:0:0:ffff:c948:6f30
201.72.111.49 0:0:0:0:0:ffff:c948:6f31
201.72.111.50 0:0:0:0:0:ffff:c948:6f32
201.72.111.51 0:0:0:0:0:ffff:c948:6f33
201.72.111.52 0:0:0:0:0:ffff:c948:6f34
201.72.111.53 0:0:0:0:0:ffff:c948:6f35
201.72.111.54 0:0:0:0:0:ffff:c948:6f36
201.72.111.55 0:0:0:0:0:ffff:c948:6f37
201.72.111.56 0:0:0:0:0:ffff:c948:6f38
201.72.111.57 0:0:0:0:0:ffff:c948:6f39
201.72.111.58 0:0:0:0:0:ffff:c948:6f3a
201.72.111.59 0:0:0:0:0:ffff:c948:6f3b
201.72.111.60 0:0:0:0:0:ffff:c948:6f3c


201.72.111.61 0:0:0:0:0:ffff:c948:6f3d
201.72.111.62 0:0:0:0:0:ffff:c948:6f3e
201.72.111.63 0:0:0:0:0:ffff:c948:6f3f
201.72.111.64 0:0:0:0:0:ffff:c948:6f40
201.72.111.65 0:0:0:0:0:ffff:c948:6f41
201.72.111.66 0:0:0:0:0:ffff:c948:6f42
201.72.111.67 0:0:0:0:0:ffff:c948:6f43
201.72.111.68 0:0:0:0:0:ffff:c948:6f44
201.72.111.69 0:0:0:0:0:ffff:c948:6f45
201.72.111.70 0:0:0:0:0:ffff:c948:6f46
201.72.111.71 0:0:0:0:0:ffff:c948:6f47
201.72.111.72 0:0:0:0:0:ffff:c948:6f48
201.72.111.73 0:0:0:0:0:ffff:c948:6f49
201.72.111.74 0:0:0:0:0:ffff:c948:6f4a
201.72.111.75 0:0:0:0:0:ffff:c948:6f4b
201.72.111.76 0:0:0:0:0:ffff:c948:6f4c
201.72.111.77 0:0:0:0:0:ffff:c948:6f4d
201.72.111.78 0:0:0:0:0:ffff:c948:6f4e
201.72.111.79 0:0:0:0:0:ffff:c948:6f4f
201.72.111.80 0:0:0:0:0:ffff:c948:6f50
201.72.111.81 0:0:0:0:0:ffff:c948:6f51
201.72.111.82 0:0:0:0:0:ffff:c948:6f52
201.72.111.83 0:0:0:0:0:ffff:c948:6f53
201.72.111.84 0:0:0:0:0:ffff:c948:6f54
201.72.111.85 0:0:0:0:0:ffff:c948:6f55
201.72.111.86 0:0:0:0:0:ffff:c948:6f56
201.72.111.87 0:0:0:0:0:ffff:c948:6f57
201.72.111.88 0:0:0:0:0:ffff:c948:6f58
201.72.111.89 0:0:0:0:0:ffff:c948:6f59
201.72.111.90 0:0:0:0:0:ffff:c948:6f5a
201.72.111.91 0:0:0:0:0:ffff:c948:6f5b
201.72.111.92 0:0:0:0:0:ffff:c948:6f5c
201.72.111.93 0:0:0:0:0:ffff:c948:6f5d
201.72.111.94 0:0:0:0:0:ffff:c948:6f5e
201.72.111.95 0:0:0:0:0:ffff:c948:6f5f
201.72.111.96 0:0:0:0:0:ffff:c948:6f60
201.72.111.97 0:0:0:0:0:ffff:c948:6f61
201.72.111.98 0:0:0:0:0:ffff:c948:6f62
201.72.111.99 0:0:0:0:0:ffff:c948:6f63
201.72.111.100 0:0:0:0:0:ffff:c948:6f64
201.72.111.101 0:0:0:0:0:ffff:c948:6f65
201.72.111.102 0:0:0:0:0:ffff:c948:6f66
201.72.111.103 0:0:0:0:0:ffff:c948:6f67
201.72.111.104 0:0:0:0:0:ffff:c948:6f68
201.72.111.105 0:0:0:0:0:ffff:c948:6f69
201.72.111.106 0:0:0:0:0:ffff:c948:6f6a
201.72.111.107 0:0:0:0:0:ffff:c948:6f6b
201.72.111.108 0:0:0:0:0:ffff:c948:6f6c
201.72.111.109 0:0:0:0:0:ffff:c948:6f6d
201.72.111.110 0:0:0:0:0:ffff:c948:6f6e
201.72.111.111 0:0:0:0:0:ffff:c948:6f6f
201.72.111.112 0:0:0:0:0:ffff:c948:6f70
201.72.111.113 0:0:0:0:0:ffff:c948:6f71
201.72.111.114 0:0:0:0:0:ffff:c948:6f72
201.72.111.115 0:0:0:0:0:ffff:c948:6f73
201.72.111.116 0:0:0:0:0:ffff:c948:6f74
201.72.111.117 0:0:0:0:0:ffff:c948:6f75
201.72.111.118 0:0:0:0:0:ffff:c948:6f76
201.72.111.119 0:0:0:0:0:ffff:c948:6f77
201.72.111.120 0:0:0:0:0:ffff:c948:6f78


201.72.111.121 0:0:0:0:0:ffff:c948:6f79
201.72.111.122 0:0:0:0:0:ffff:c948:6f7a
201.72.111.123 0:0:0:0:0:ffff:c948:6f7b
201.72.111.124 0:0:0:0:0:ffff:c948:6f7c
201.72.111.125 0:0:0:0:0:ffff:c948:6f7d
201.72.111.126 0:0:0:0:0:ffff:c948:6f7e
201.72.111.127 0:0:0:0:0:ffff:c948:6f7f
201.72.111.128 0:0:0:0:0:ffff:c948:6f80
201.72.111.129 0:0:0:0:0:ffff:c948:6f81
201.72.111.130 0:0:0:0:0:ffff:c948:6f82
201.72.111.131 0:0:0:0:0:ffff:c948:6f83
201.72.111.132 0:0:0:0:0:ffff:c948:6f84
201.72.111.133 0:0:0:0:0:ffff:c948:6f85
201.72.111.134 0:0:0:0:0:ffff:c948:6f86
201.72.111.135 0:0:0:0:0:ffff:c948:6f87
201.72.111.136 0:0:0:0:0:ffff:c948:6f88
201.72.111.137 0:0:0:0:0:ffff:c948:6f89
201.72.111.138 0:0:0:0:0:ffff:c948:6f8a
201.72.111.139 0:0:0:0:0:ffff:c948:6f8b
201.72.111.140 0:0:0:0:0:ffff:c948:6f8c
201.72.111.141 0:0:0:0:0:ffff:c948:6f8d
201.72.111.142 0:0:0:0:0:ffff:c948:6f8e
201.72.111.143 0:0:0:0:0:ffff:c948:6f8f
201.72.111.144 0:0:0:0:0:ffff:c948:6f90
201.72.111.145 0:0:0:0:0:ffff:c948:6f91
201.72.111.146 0:0:0:0:0:ffff:c948:6f92
201.72.111.147 0:0:0:0:0:ffff:c948:6f93
201.72.111.148 0:0:0:0:0:ffff:c948:6f94
201.72.111.149 0:0:0:0:0:ffff:c948:6f95
201.72.111.150 0:0:0:0:0:ffff:c948:6f96
201.72.111.151 0:0:0:0:0:ffff:c948:6f97
201.72.111.152 0:0:0:0:0:ffff:c948:6f98
201.72.111.153 0:0:0:0:0:ffff:c948:6f99
201.72.111.154 0:0:0:0:0:ffff:c948:6f9a
201.72.111.155 0:0:0:0:0:ffff:c948:6f9b
201.72.111.156 0:0:0:0:0:ffff:c948:6f9c
201.72.111.157 0:0:0:0:0:ffff:c948:6f9d
201.72.111.158 0:0:0:0:0:ffff:c948:6f9e
201.72.111.159 0:0:0:0:0:ffff:c948:6f9f
201.72.111.160 0:0:0:0:0:ffff:c948:6fa0
201.72.111.161 0:0:0:0:0:ffff:c948:6fa1
201.72.111.162 0:0:0:0:0:ffff:c948:6fa2
201.72.111.163 0:0:0:0:0:ffff:c948:6fa3
201.72.111.164 0:0:0:0:0:ffff:c948:6fa4
201.72.111.165 0:0:0:0:0:ffff:c948:6fa5
201.72.111.166 0:0:0:0:0:ffff:c948:6fa6
201.72.111.167 0:0:0:0:0:ffff:c948:6fa7
201.72.111.168 0:0:0:0:0:ffff:c948:6fa8
201.72.111.169 0:0:0:0:0:ffff:c948:6fa9
201.72.111.170 0:0:0:0:0:ffff:c948:6faa
201.72.111.171 0:0:0:0:0:ffff:c948:6fab
201.72.111.172 0:0:0:0:0:ffff:c948:6fac
201.72.111.173 0:0:0:0:0:ffff:c948:6fad
201.72.111.174 0:0:0:0:0:ffff:c948:6fae
201.72.111.175 0:0:0:0:0:ffff:c948:6faf
201.72.111.176 0:0:0:0:0:ffff:c948:6fb0
201.72.111.177 0:0:0:0:0:ffff:c948:6fb1
201.72.111.178 0:0:0:0:0:ffff:c948:6fb2
201.72.111.179 0:0:0:0:0:ffff:c948:6fb3
201.72.111.180 0:0:0:0:0:ffff:c948:6fb4


201.72.111.181 0:0:0:0:0:ffff:c948:6fb5
201.72.111.182 0:0:0:0:0:ffff:c948:6fb6
201.72.111.183 0:0:0:0:0:ffff:c948:6fb7
201.72.111.184 0:0:0:0:0:ffff:c948:6fb8
201.72.111.185 0:0:0:0:0:ffff:c948:6fb9
201.72.111.186 0:0:0:0:0:ffff:c948:6fba
201.72.111.187 0:0:0:0:0:ffff:c948:6fbb
201.72.111.188 0:0:0:0:0:ffff:c948:6fbc
201.72.111.189 0:0:0:0:0:ffff:c948:6fbd
201.72.111.190 0:0:0:0:0:ffff:c948:6fbe
201.72.111.191 0:0:0:0:0:ffff:c948:6fbf
201.72.111.192 0:0:0:0:0:ffff:c948:6fc0
201.72.111.193 0:0:0:0:0:ffff:c948:6fc1
201.72.111.194 0:0:0:0:0:ffff:c948:6fc2
201.72.111.195 0:0:0:0:0:ffff:c948:6fc3
201.72.111.196 0:0:0:0:0:ffff:c948:6fc4
201.72.111.197 0:0:0:0:0:ffff:c948:6fc5
201.72.111.198 0:0:0:0:0:ffff:c948:6fc6
201.72.111.199 0:0:0:0:0:ffff:c948:6fc7
201.72.111.200 0:0:0:0:0:ffff:c948:6fc8
201.72.111.201 0:0:0:0:0:ffff:c948:6fc9
201.72.111.202 0:0:0:0:0:ffff:c948:6fca
201.72.111.203 0:0:0:0:0:ffff:c948:6fcb
201.72.111.204 0:0:0:0:0:ffff:c948:6fcc
201.72.111.205 0:0:0:0:0:ffff:c948:6fcd
201.72.111.206 0:0:0:0:0:ffff:c948:6fce
201.72.111.207 0:0:0:0:0:ffff:c948:6fcf
201.72.111.208 0:0:0:0:0:ffff:c948:6fd0
201.72.111.209 0:0:0:0:0:ffff:c948:6fd1
201.72.111.210 0:0:0:0:0:ffff:c948:6fd2
201.72.111.211 0:0:0:0:0:ffff:c948:6fd3
201.72.111.212 0:0:0:0:0:ffff:c948:6fd4
201.72.111.213 0:0:0:0:0:ffff:c948:6fd5
201.72.111.214 0:0:0:0:0:ffff:c948:6fd6
201.72.111.215 0:0:0:0:0:ffff:c948:6fd7
201.72.111.216 0:0:0:0:0:ffff:c948:6fd8
201.72.111.217 0:0:0:0:0:ffff:c948:6fd9
201.72.111.218 0:0:0:0:0:ffff:c948:6fda
201.72.111.219 0:0:0:0:0:ffff:c948:6fdb
201.72.111.220 0:0:0:0:0:ffff:c948:6fdc
201.72.111.221 0:0:0:0:0:ffff:c948:6fdd
201.72.111.222 0:0:0:0:0:ffff:c948:6fde
201.72.111.223 0:0:0:0:0:ffff:c948:6fdf
201.72.111.224 0:0:0:0:0:ffff:c948:6fe0
201.72.111.225 0:0:0:0:0:ffff:c948:6fe1
201.72.111.226 0:0:0:0:0:ffff:c948:6fe2
201.72.111.227 0:0:0:0:0:ffff:c948:6fe3
201.72.111.228 0:0:0:0:0:ffff:c948:6fe4
201.72.111.229 0:0:0:0:0:ffff:c948:6fe5
201.72.111.230 0:0:0:0:0:ffff:c948:6fe6
201.72.111.231 0:0:0:0:0:ffff:c948:6fe7
201.72.111.232 0:0:0:0:0:ffff:c948:6fe8
201.72.111.233 0:0:0:0:0:ffff:c948:6fe9
201.72.111.234 0:0:0:0:0:ffff:c948:6fea
201.72.111.235 0:0:0:0:0:ffff:c948:6feb
201.72.111.236 0:0:0:0:0:ffff:c948:6fec
201.72.111.237 0:0:0:0:0:ffff:c948:6fed
201.72.111.238 0:0:0:0:0:ffff:c948:6fee
201.72.111.239 0:0:0:0:0:ffff:c948:6fef
201.72.111.240 0:0:0:0:0:ffff:c948:6ff0
201.72.111.241 0:0:0:0:0:ffff:c948:6ff1
201.72.111.242 0:0:0:0:0:ffff:c948:6ff2
201.72.111.243 0:0:0:0:0:ffff:c948:6ff3
201.72.111.244 0:0:0:0:0:ffff:c948:6ff4
201.72.111.245 0:0:0:0:0:ffff:c948:6ff5
201.72.111.246 0:0:0:0:0:ffff:c948:6ff6
201.72.111.247 0:0:0:0:0:ffff:c948:6ff7
201.72.111.248 0:0:0:0:0:ffff:c948:6ff8
201.72.111.249 0:0:0:0:0:ffff:c948:6ff9
201.72.111.250 0:0:0:0:0:ffff:c948:6ffa
201.72.111.251 0:0:0:0:0:ffff:c948:6ffb
201.72.111.252 0:0:0:0:0:ffff:c948:6ffc
201.72.111.253 0:0:0:0:0:ffff:c948:6ffd
201.72.111.254 0:0:0:0:0:ffff:c948:6ffe
201.72.111.255 0:0:0:0:0:ffff:c948:6fff


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.