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
72.72.28.1 0:0:0:0:0:ffff:4848:1c01
72.72.28.2 0:0:0:0:0:ffff:4848:1c02
72.72.28.3 0:0:0:0:0:ffff:4848:1c03
72.72.28.4 0:0:0:0:0:ffff:4848:1c04
72.72.28.5 0:0:0:0:0:ffff:4848:1c05
72.72.28.6 0:0:0:0:0:ffff:4848:1c06
72.72.28.7 0:0:0:0:0:ffff:4848:1c07
72.72.28.8 0:0:0:0:0:ffff:4848:1c08
72.72.28.9 0:0:0:0:0:ffff:4848:1c09
72.72.28.10 0:0:0:0:0:ffff:4848:1c0a
72.72.28.11 0:0:0:0:0:ffff:4848:1c0b
72.72.28.12 0:0:0:0:0:ffff:4848:1c0c
72.72.28.13 0:0:0:0:0:ffff:4848:1c0d
72.72.28.14 0:0:0:0:0:ffff:4848:1c0e
72.72.28.15 0:0:0:0:0:ffff:4848:1c0f
72.72.28.16 0:0:0:0:0:ffff:4848:1c10
72.72.28.17 0:0:0:0:0:ffff:4848:1c11
72.72.28.18 0:0:0:0:0:ffff:4848:1c12
72.72.28.19 0:0:0:0:0:ffff:4848:1c13
72.72.28.20 0:0:0:0:0:ffff:4848:1c14
72.72.28.21 0:0:0:0:0:ffff:4848:1c15
72.72.28.22 0:0:0:0:0:ffff:4848:1c16
72.72.28.23 0:0:0:0:0:ffff:4848:1c17
72.72.28.24 0:0:0:0:0:ffff:4848:1c18
72.72.28.25 0:0:0:0:0:ffff:4848:1c19
72.72.28.26 0:0:0:0:0:ffff:4848:1c1a
72.72.28.27 0:0:0:0:0:ffff:4848:1c1b
72.72.28.28 0:0:0:0:0:ffff:4848:1c1c
72.72.28.29 0:0:0:0:0:ffff:4848:1c1d
72.72.28.30 0:0:0:0:0:ffff:4848:1c1e
72.72.28.31 0:0:0:0:0:ffff:4848:1c1f
72.72.28.32 0:0:0:0:0:ffff:4848:1c20
72.72.28.33 0:0:0:0:0:ffff:4848:1c21
72.72.28.34 0:0:0:0:0:ffff:4848:1c22
72.72.28.35 0:0:0:0:0:ffff:4848:1c23
72.72.28.36 0:0:0:0:0:ffff:4848:1c24
72.72.28.37 0:0:0:0:0:ffff:4848:1c25
72.72.28.38 0:0:0:0:0:ffff:4848:1c26
72.72.28.39 0:0:0:0:0:ffff:4848:1c27
72.72.28.40 0:0:0:0:0:ffff:4848:1c28
72.72.28.41 0:0:0:0:0:ffff:4848:1c29
72.72.28.42 0:0:0:0:0:ffff:4848:1c2a
72.72.28.43 0:0:0:0:0:ffff:4848:1c2b
72.72.28.44 0:0:0:0:0:ffff:4848:1c2c
72.72.28.45 0:0:0:0:0:ffff:4848:1c2d
72.72.28.46 0:0:0:0:0:ffff:4848:1c2e
72.72.28.47 0:0:0:0:0:ffff:4848:1c2f
72.72.28.48 0:0:0:0:0:ffff:4848:1c30
72.72.28.49 0:0:0:0:0:ffff:4848:1c31
72.72.28.50 0:0:0:0:0:ffff:4848:1c32
72.72.28.51 0:0:0:0:0:ffff:4848:1c33
72.72.28.52 0:0:0:0:0:ffff:4848:1c34
72.72.28.53 0:0:0:0:0:ffff:4848:1c35
72.72.28.54 0:0:0:0:0:ffff:4848:1c36
72.72.28.55 0:0:0:0:0:ffff:4848:1c37
72.72.28.56 0:0:0:0:0:ffff:4848:1c38
72.72.28.57 0:0:0:0:0:ffff:4848:1c39
72.72.28.58 0:0:0:0:0:ffff:4848:1c3a
72.72.28.59 0:0:0:0:0:ffff:4848:1c3b
72.72.28.60 0:0:0:0:0:ffff:4848:1c3c


72.72.28.61 0:0:0:0:0:ffff:4848:1c3d
72.72.28.62 0:0:0:0:0:ffff:4848:1c3e
72.72.28.63 0:0:0:0:0:ffff:4848:1c3f
72.72.28.64 0:0:0:0:0:ffff:4848:1c40
72.72.28.65 0:0:0:0:0:ffff:4848:1c41
72.72.28.66 0:0:0:0:0:ffff:4848:1c42
72.72.28.67 0:0:0:0:0:ffff:4848:1c43
72.72.28.68 0:0:0:0:0:ffff:4848:1c44
72.72.28.69 0:0:0:0:0:ffff:4848:1c45
72.72.28.70 0:0:0:0:0:ffff:4848:1c46
72.72.28.71 0:0:0:0:0:ffff:4848:1c47
72.72.28.72 0:0:0:0:0:ffff:4848:1c48
72.72.28.73 0:0:0:0:0:ffff:4848:1c49
72.72.28.74 0:0:0:0:0:ffff:4848:1c4a
72.72.28.75 0:0:0:0:0:ffff:4848:1c4b
72.72.28.76 0:0:0:0:0:ffff:4848:1c4c
72.72.28.77 0:0:0:0:0:ffff:4848:1c4d
72.72.28.78 0:0:0:0:0:ffff:4848:1c4e
72.72.28.79 0:0:0:0:0:ffff:4848:1c4f
72.72.28.80 0:0:0:0:0:ffff:4848:1c50
72.72.28.81 0:0:0:0:0:ffff:4848:1c51
72.72.28.82 0:0:0:0:0:ffff:4848:1c52
72.72.28.83 0:0:0:0:0:ffff:4848:1c53
72.72.28.84 0:0:0:0:0:ffff:4848:1c54
72.72.28.85 0:0:0:0:0:ffff:4848:1c55
72.72.28.86 0:0:0:0:0:ffff:4848:1c56
72.72.28.87 0:0:0:0:0:ffff:4848:1c57
72.72.28.88 0:0:0:0:0:ffff:4848:1c58
72.72.28.89 0:0:0:0:0:ffff:4848:1c59
72.72.28.90 0:0:0:0:0:ffff:4848:1c5a
72.72.28.91 0:0:0:0:0:ffff:4848:1c5b
72.72.28.92 0:0:0:0:0:ffff:4848:1c5c
72.72.28.93 0:0:0:0:0:ffff:4848:1c5d
72.72.28.94 0:0:0:0:0:ffff:4848:1c5e
72.72.28.95 0:0:0:0:0:ffff:4848:1c5f
72.72.28.96 0:0:0:0:0:ffff:4848:1c60
72.72.28.97 0:0:0:0:0:ffff:4848:1c61
72.72.28.98 0:0:0:0:0:ffff:4848:1c62
72.72.28.99 0:0:0:0:0:ffff:4848:1c63
72.72.28.100 0:0:0:0:0:ffff:4848:1c64
72.72.28.101 0:0:0:0:0:ffff:4848:1c65
72.72.28.102 0:0:0:0:0:ffff:4848:1c66
72.72.28.103 0:0:0:0:0:ffff:4848:1c67
72.72.28.104 0:0:0:0:0:ffff:4848:1c68
72.72.28.105 0:0:0:0:0:ffff:4848:1c69
72.72.28.106 0:0:0:0:0:ffff:4848:1c6a
72.72.28.107 0:0:0:0:0:ffff:4848:1c6b
72.72.28.108 0:0:0:0:0:ffff:4848:1c6c
72.72.28.109 0:0:0:0:0:ffff:4848:1c6d
72.72.28.110 0:0:0:0:0:ffff:4848:1c6e
72.72.28.111 0:0:0:0:0:ffff:4848:1c6f
72.72.28.112 0:0:0:0:0:ffff:4848:1c70
72.72.28.113 0:0:0:0:0:ffff:4848:1c71
72.72.28.114 0:0:0:0:0:ffff:4848:1c72
72.72.28.115 0:0:0:0:0:ffff:4848:1c73
72.72.28.116 0:0:0:0:0:ffff:4848:1c74
72.72.28.117 0:0:0:0:0:ffff:4848:1c75
72.72.28.118 0:0:0:0:0:ffff:4848:1c76
72.72.28.119 0:0:0:0:0:ffff:4848:1c77
72.72.28.120 0:0:0:0:0:ffff:4848:1c78


72.72.28.121 0:0:0:0:0:ffff:4848:1c79
72.72.28.122 0:0:0:0:0:ffff:4848:1c7a
72.72.28.123 0:0:0:0:0:ffff:4848:1c7b
72.72.28.124 0:0:0:0:0:ffff:4848:1c7c
72.72.28.125 0:0:0:0:0:ffff:4848:1c7d
72.72.28.126 0:0:0:0:0:ffff:4848:1c7e
72.72.28.127 0:0:0:0:0:ffff:4848:1c7f
72.72.28.128 0:0:0:0:0:ffff:4848:1c80
72.72.28.129 0:0:0:0:0:ffff:4848:1c81
72.72.28.130 0:0:0:0:0:ffff:4848:1c82
72.72.28.131 0:0:0:0:0:ffff:4848:1c83
72.72.28.132 0:0:0:0:0:ffff:4848:1c84
72.72.28.133 0:0:0:0:0:ffff:4848:1c85
72.72.28.134 0:0:0:0:0:ffff:4848:1c86
72.72.28.135 0:0:0:0:0:ffff:4848:1c87
72.72.28.136 0:0:0:0:0:ffff:4848:1c88
72.72.28.137 0:0:0:0:0:ffff:4848:1c89
72.72.28.138 0:0:0:0:0:ffff:4848:1c8a
72.72.28.139 0:0:0:0:0:ffff:4848:1c8b
72.72.28.140 0:0:0:0:0:ffff:4848:1c8c
72.72.28.141 0:0:0:0:0:ffff:4848:1c8d
72.72.28.142 0:0:0:0:0:ffff:4848:1c8e
72.72.28.143 0:0:0:0:0:ffff:4848:1c8f
72.72.28.144 0:0:0:0:0:ffff:4848:1c90
72.72.28.145 0:0:0:0:0:ffff:4848:1c91
72.72.28.146 0:0:0:0:0:ffff:4848:1c92
72.72.28.147 0:0:0:0:0:ffff:4848:1c93
72.72.28.148 0:0:0:0:0:ffff:4848:1c94
72.72.28.149 0:0:0:0:0:ffff:4848:1c95
72.72.28.150 0:0:0:0:0:ffff:4848:1c96
72.72.28.151 0:0:0:0:0:ffff:4848:1c97
72.72.28.152 0:0:0:0:0:ffff:4848:1c98
72.72.28.153 0:0:0:0:0:ffff:4848:1c99
72.72.28.154 0:0:0:0:0:ffff:4848:1c9a
72.72.28.155 0:0:0:0:0:ffff:4848:1c9b
72.72.28.156 0:0:0:0:0:ffff:4848:1c9c
72.72.28.157 0:0:0:0:0:ffff:4848:1c9d
72.72.28.158 0:0:0:0:0:ffff:4848:1c9e
72.72.28.159 0:0:0:0:0:ffff:4848:1c9f
72.72.28.160 0:0:0:0:0:ffff:4848:1ca0
72.72.28.161 0:0:0:0:0:ffff:4848:1ca1
72.72.28.162 0:0:0:0:0:ffff:4848:1ca2
72.72.28.163 0:0:0:0:0:ffff:4848:1ca3
72.72.28.164 0:0:0:0:0:ffff:4848:1ca4
72.72.28.165 0:0:0:0:0:ffff:4848:1ca5
72.72.28.166 0:0:0:0:0:ffff:4848:1ca6
72.72.28.167 0:0:0:0:0:ffff:4848:1ca7
72.72.28.168 0:0:0:0:0:ffff:4848:1ca8
72.72.28.169 0:0:0:0:0:ffff:4848:1ca9
72.72.28.170 0:0:0:0:0:ffff:4848:1caa
72.72.28.171 0:0:0:0:0:ffff:4848:1cab
72.72.28.172 0:0:0:0:0:ffff:4848:1cac
72.72.28.173 0:0:0:0:0:ffff:4848:1cad
72.72.28.174 0:0:0:0:0:ffff:4848:1cae
72.72.28.175 0:0:0:0:0:ffff:4848:1caf
72.72.28.176 0:0:0:0:0:ffff:4848:1cb0
72.72.28.177 0:0:0:0:0:ffff:4848:1cb1
72.72.28.178 0:0:0:0:0:ffff:4848:1cb2
72.72.28.179 0:0:0:0:0:ffff:4848:1cb3
72.72.28.180 0:0:0:0:0:ffff:4848:1cb4


72.72.28.181 0:0:0:0:0:ffff:4848:1cb5
72.72.28.182 0:0:0:0:0:ffff:4848:1cb6
72.72.28.183 0:0:0:0:0:ffff:4848:1cb7
72.72.28.184 0:0:0:0:0:ffff:4848:1cb8
72.72.28.185 0:0:0:0:0:ffff:4848:1cb9
72.72.28.186 0:0:0:0:0:ffff:4848:1cba
72.72.28.187 0:0:0:0:0:ffff:4848:1cbb
72.72.28.188 0:0:0:0:0:ffff:4848:1cbc
72.72.28.189 0:0:0:0:0:ffff:4848:1cbd
72.72.28.190 0:0:0:0:0:ffff:4848:1cbe
72.72.28.191 0:0:0:0:0:ffff:4848:1cbf
72.72.28.192 0:0:0:0:0:ffff:4848:1cc0
72.72.28.193 0:0:0:0:0:ffff:4848:1cc1
72.72.28.194 0:0:0:0:0:ffff:4848:1cc2
72.72.28.195 0:0:0:0:0:ffff:4848:1cc3
72.72.28.196 0:0:0:0:0:ffff:4848:1cc4
72.72.28.197 0:0:0:0:0:ffff:4848:1cc5
72.72.28.198 0:0:0:0:0:ffff:4848:1cc6
72.72.28.199 0:0:0:0:0:ffff:4848:1cc7
72.72.28.200 0:0:0:0:0:ffff:4848:1cc8
72.72.28.201 0:0:0:0:0:ffff:4848:1cc9
72.72.28.202 0:0:0:0:0:ffff:4848:1cca
72.72.28.203 0:0:0:0:0:ffff:4848:1ccb
72.72.28.204 0:0:0:0:0:ffff:4848:1ccc
72.72.28.205 0:0:0:0:0:ffff:4848:1ccd
72.72.28.206 0:0:0:0:0:ffff:4848:1cce
72.72.28.207 0:0:0:0:0:ffff:4848:1ccf
72.72.28.208 0:0:0:0:0:ffff:4848:1cd0
72.72.28.209 0:0:0:0:0:ffff:4848:1cd1
72.72.28.210 0:0:0:0:0:ffff:4848:1cd2
72.72.28.211 0:0:0:0:0:ffff:4848:1cd3
72.72.28.212 0:0:0:0:0:ffff:4848:1cd4
72.72.28.213 0:0:0:0:0:ffff:4848:1cd5
72.72.28.214 0:0:0:0:0:ffff:4848:1cd6
72.72.28.215 0:0:0:0:0:ffff:4848:1cd7
72.72.28.216 0:0:0:0:0:ffff:4848:1cd8
72.72.28.217 0:0:0:0:0:ffff:4848:1cd9
72.72.28.218 0:0:0:0:0:ffff:4848:1cda
72.72.28.219 0:0:0:0:0:ffff:4848:1cdb
72.72.28.220 0:0:0:0:0:ffff:4848:1cdc
72.72.28.221 0:0:0:0:0:ffff:4848:1cdd
72.72.28.222 0:0:0:0:0:ffff:4848:1cde
72.72.28.223 0:0:0:0:0:ffff:4848:1cdf
72.72.28.224 0:0:0:0:0:ffff:4848:1ce0
72.72.28.225 0:0:0:0:0:ffff:4848:1ce1
72.72.28.226 0:0:0:0:0:ffff:4848:1ce2
72.72.28.227 0:0:0:0:0:ffff:4848:1ce3
72.72.28.228 0:0:0:0:0:ffff:4848:1ce4
72.72.28.229 0:0:0:0:0:ffff:4848:1ce5
72.72.28.230 0:0:0:0:0:ffff:4848:1ce6
72.72.28.231 0:0:0:0:0:ffff:4848:1ce7
72.72.28.232 0:0:0:0:0:ffff:4848:1ce8
72.72.28.233 0:0:0:0:0:ffff:4848:1ce9
72.72.28.234 0:0:0:0:0:ffff:4848:1cea
72.72.28.235 0:0:0:0:0:ffff:4848:1ceb
72.72.28.236 0:0:0:0:0:ffff:4848:1cec
72.72.28.237 0:0:0:0:0:ffff:4848:1ced
72.72.28.238 0:0:0:0:0:ffff:4848:1cee
72.72.28.239 0:0:0:0:0:ffff:4848:1cef
72.72.28.240 0:0:0:0:0:ffff:4848:1cf0
72.72.28.241 0:0:0:0:0:ffff:4848:1cf1
72.72.28.242 0:0:0:0:0:ffff:4848:1cf2
72.72.28.243 0:0:0:0:0:ffff:4848:1cf3
72.72.28.244 0:0:0:0:0:ffff:4848:1cf4
72.72.28.245 0:0:0:0:0:ffff:4848:1cf5
72.72.28.246 0:0:0:0:0:ffff:4848:1cf6
72.72.28.247 0:0:0:0:0:ffff:4848:1cf7
72.72.28.248 0:0:0:0:0:ffff:4848:1cf8
72.72.28.249 0:0:0:0:0:ffff:4848:1cf9
72.72.28.250 0:0:0:0:0:ffff:4848:1cfa
72.72.28.251 0:0:0:0:0:ffff:4848:1cfb
72.72.28.252 0:0:0:0:0:ffff:4848:1cfc
72.72.28.253 0:0:0:0:0:ffff:4848:1cfd
72.72.28.254 0:0:0:0:0:ffff:4848:1cfe
72.72.28.255 0:0:0:0:0:ffff:4848:1cff


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.