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
72.255.75.1 0:0:0:0:0:ffff:48ff:4b01
72.255.75.2 0:0:0:0:0:ffff:48ff:4b02
72.255.75.3 0:0:0:0:0:ffff:48ff:4b03
72.255.75.4 0:0:0:0:0:ffff:48ff:4b04
72.255.75.5 0:0:0:0:0:ffff:48ff:4b05
72.255.75.6 0:0:0:0:0:ffff:48ff:4b06
72.255.75.7 0:0:0:0:0:ffff:48ff:4b07
72.255.75.8 0:0:0:0:0:ffff:48ff:4b08
72.255.75.9 0:0:0:0:0:ffff:48ff:4b09
72.255.75.10 0:0:0:0:0:ffff:48ff:4b0a
72.255.75.11 0:0:0:0:0:ffff:48ff:4b0b
72.255.75.12 0:0:0:0:0:ffff:48ff:4b0c
72.255.75.13 0:0:0:0:0:ffff:48ff:4b0d
72.255.75.14 0:0:0:0:0:ffff:48ff:4b0e
72.255.75.15 0:0:0:0:0:ffff:48ff:4b0f
72.255.75.16 0:0:0:0:0:ffff:48ff:4b10
72.255.75.17 0:0:0:0:0:ffff:48ff:4b11
72.255.75.18 0:0:0:0:0:ffff:48ff:4b12
72.255.75.19 0:0:0:0:0:ffff:48ff:4b13
72.255.75.20 0:0:0:0:0:ffff:48ff:4b14
72.255.75.21 0:0:0:0:0:ffff:48ff:4b15
72.255.75.22 0:0:0:0:0:ffff:48ff:4b16
72.255.75.23 0:0:0:0:0:ffff:48ff:4b17
72.255.75.24 0:0:0:0:0:ffff:48ff:4b18
72.255.75.25 0:0:0:0:0:ffff:48ff:4b19
72.255.75.26 0:0:0:0:0:ffff:48ff:4b1a
72.255.75.27 0:0:0:0:0:ffff:48ff:4b1b
72.255.75.28 0:0:0:0:0:ffff:48ff:4b1c
72.255.75.29 0:0:0:0:0:ffff:48ff:4b1d
72.255.75.30 0:0:0:0:0:ffff:48ff:4b1e
72.255.75.31 0:0:0:0:0:ffff:48ff:4b1f
72.255.75.32 0:0:0:0:0:ffff:48ff:4b20
72.255.75.33 0:0:0:0:0:ffff:48ff:4b21
72.255.75.34 0:0:0:0:0:ffff:48ff:4b22
72.255.75.35 0:0:0:0:0:ffff:48ff:4b23
72.255.75.36 0:0:0:0:0:ffff:48ff:4b24
72.255.75.37 0:0:0:0:0:ffff:48ff:4b25
72.255.75.38 0:0:0:0:0:ffff:48ff:4b26
72.255.75.39 0:0:0:0:0:ffff:48ff:4b27
72.255.75.40 0:0:0:0:0:ffff:48ff:4b28
72.255.75.41 0:0:0:0:0:ffff:48ff:4b29
72.255.75.42 0:0:0:0:0:ffff:48ff:4b2a
72.255.75.43 0:0:0:0:0:ffff:48ff:4b2b
72.255.75.44 0:0:0:0:0:ffff:48ff:4b2c
72.255.75.45 0:0:0:0:0:ffff:48ff:4b2d
72.255.75.46 0:0:0:0:0:ffff:48ff:4b2e
72.255.75.47 0:0:0:0:0:ffff:48ff:4b2f
72.255.75.48 0:0:0:0:0:ffff:48ff:4b30
72.255.75.49 0:0:0:0:0:ffff:48ff:4b31
72.255.75.50 0:0:0:0:0:ffff:48ff:4b32
72.255.75.51 0:0:0:0:0:ffff:48ff:4b33
72.255.75.52 0:0:0:0:0:ffff:48ff:4b34
72.255.75.53 0:0:0:0:0:ffff:48ff:4b35
72.255.75.54 0:0:0:0:0:ffff:48ff:4b36
72.255.75.55 0:0:0:0:0:ffff:48ff:4b37
72.255.75.56 0:0:0:0:0:ffff:48ff:4b38
72.255.75.57 0:0:0:0:0:ffff:48ff:4b39
72.255.75.58 0:0:0:0:0:ffff:48ff:4b3a
72.255.75.59 0:0:0:0:0:ffff:48ff:4b3b
72.255.75.60 0:0:0:0:0:ffff:48ff:4b3c


72.255.75.61 0:0:0:0:0:ffff:48ff:4b3d
72.255.75.62 0:0:0:0:0:ffff:48ff:4b3e
72.255.75.63 0:0:0:0:0:ffff:48ff:4b3f
72.255.75.64 0:0:0:0:0:ffff:48ff:4b40
72.255.75.65 0:0:0:0:0:ffff:48ff:4b41
72.255.75.66 0:0:0:0:0:ffff:48ff:4b42
72.255.75.67 0:0:0:0:0:ffff:48ff:4b43
72.255.75.68 0:0:0:0:0:ffff:48ff:4b44
72.255.75.69 0:0:0:0:0:ffff:48ff:4b45
72.255.75.70 0:0:0:0:0:ffff:48ff:4b46
72.255.75.71 0:0:0:0:0:ffff:48ff:4b47
72.255.75.72 0:0:0:0:0:ffff:48ff:4b48
72.255.75.73 0:0:0:0:0:ffff:48ff:4b49
72.255.75.74 0:0:0:0:0:ffff:48ff:4b4a
72.255.75.75 0:0:0:0:0:ffff:48ff:4b4b
72.255.75.76 0:0:0:0:0:ffff:48ff:4b4c
72.255.75.77 0:0:0:0:0:ffff:48ff:4b4d
72.255.75.78 0:0:0:0:0:ffff:48ff:4b4e
72.255.75.79 0:0:0:0:0:ffff:48ff:4b4f
72.255.75.80 0:0:0:0:0:ffff:48ff:4b50
72.255.75.81 0:0:0:0:0:ffff:48ff:4b51
72.255.75.82 0:0:0:0:0:ffff:48ff:4b52
72.255.75.83 0:0:0:0:0:ffff:48ff:4b53
72.255.75.84 0:0:0:0:0:ffff:48ff:4b54
72.255.75.85 0:0:0:0:0:ffff:48ff:4b55
72.255.75.86 0:0:0:0:0:ffff:48ff:4b56
72.255.75.87 0:0:0:0:0:ffff:48ff:4b57
72.255.75.88 0:0:0:0:0:ffff:48ff:4b58
72.255.75.89 0:0:0:0:0:ffff:48ff:4b59
72.255.75.90 0:0:0:0:0:ffff:48ff:4b5a
72.255.75.91 0:0:0:0:0:ffff:48ff:4b5b
72.255.75.92 0:0:0:0:0:ffff:48ff:4b5c
72.255.75.93 0:0:0:0:0:ffff:48ff:4b5d
72.255.75.94 0:0:0:0:0:ffff:48ff:4b5e
72.255.75.95 0:0:0:0:0:ffff:48ff:4b5f
72.255.75.96 0:0:0:0:0:ffff:48ff:4b60
72.255.75.97 0:0:0:0:0:ffff:48ff:4b61
72.255.75.98 0:0:0:0:0:ffff:48ff:4b62
72.255.75.99 0:0:0:0:0:ffff:48ff:4b63
72.255.75.100 0:0:0:0:0:ffff:48ff:4b64
72.255.75.101 0:0:0:0:0:ffff:48ff:4b65
72.255.75.102 0:0:0:0:0:ffff:48ff:4b66
72.255.75.103 0:0:0:0:0:ffff:48ff:4b67
72.255.75.104 0:0:0:0:0:ffff:48ff:4b68
72.255.75.105 0:0:0:0:0:ffff:48ff:4b69
72.255.75.106 0:0:0:0:0:ffff:48ff:4b6a
72.255.75.107 0:0:0:0:0:ffff:48ff:4b6b
72.255.75.108 0:0:0:0:0:ffff:48ff:4b6c
72.255.75.109 0:0:0:0:0:ffff:48ff:4b6d
72.255.75.110 0:0:0:0:0:ffff:48ff:4b6e
72.255.75.111 0:0:0:0:0:ffff:48ff:4b6f
72.255.75.112 0:0:0:0:0:ffff:48ff:4b70
72.255.75.113 0:0:0:0:0:ffff:48ff:4b71
72.255.75.114 0:0:0:0:0:ffff:48ff:4b72
72.255.75.115 0:0:0:0:0:ffff:48ff:4b73
72.255.75.116 0:0:0:0:0:ffff:48ff:4b74
72.255.75.117 0:0:0:0:0:ffff:48ff:4b75
72.255.75.118 0:0:0:0:0:ffff:48ff:4b76
72.255.75.119 0:0:0:0:0:ffff:48ff:4b77
72.255.75.120 0:0:0:0:0:ffff:48ff:4b78


72.255.75.121 0:0:0:0:0:ffff:48ff:4b79
72.255.75.122 0:0:0:0:0:ffff:48ff:4b7a
72.255.75.123 0:0:0:0:0:ffff:48ff:4b7b
72.255.75.124 0:0:0:0:0:ffff:48ff:4b7c
72.255.75.125 0:0:0:0:0:ffff:48ff:4b7d
72.255.75.126 0:0:0:0:0:ffff:48ff:4b7e
72.255.75.127 0:0:0:0:0:ffff:48ff:4b7f
72.255.75.128 0:0:0:0:0:ffff:48ff:4b80
72.255.75.129 0:0:0:0:0:ffff:48ff:4b81
72.255.75.130 0:0:0:0:0:ffff:48ff:4b82
72.255.75.131 0:0:0:0:0:ffff:48ff:4b83
72.255.75.132 0:0:0:0:0:ffff:48ff:4b84
72.255.75.133 0:0:0:0:0:ffff:48ff:4b85
72.255.75.134 0:0:0:0:0:ffff:48ff:4b86
72.255.75.135 0:0:0:0:0:ffff:48ff:4b87
72.255.75.136 0:0:0:0:0:ffff:48ff:4b88
72.255.75.137 0:0:0:0:0:ffff:48ff:4b89
72.255.75.138 0:0:0:0:0:ffff:48ff:4b8a
72.255.75.139 0:0:0:0:0:ffff:48ff:4b8b
72.255.75.140 0:0:0:0:0:ffff:48ff:4b8c
72.255.75.141 0:0:0:0:0:ffff:48ff:4b8d
72.255.75.142 0:0:0:0:0:ffff:48ff:4b8e
72.255.75.143 0:0:0:0:0:ffff:48ff:4b8f
72.255.75.144 0:0:0:0:0:ffff:48ff:4b90
72.255.75.145 0:0:0:0:0:ffff:48ff:4b91
72.255.75.146 0:0:0:0:0:ffff:48ff:4b92
72.255.75.147 0:0:0:0:0:ffff:48ff:4b93
72.255.75.148 0:0:0:0:0:ffff:48ff:4b94
72.255.75.149 0:0:0:0:0:ffff:48ff:4b95
72.255.75.150 0:0:0:0:0:ffff:48ff:4b96
72.255.75.151 0:0:0:0:0:ffff:48ff:4b97
72.255.75.152 0:0:0:0:0:ffff:48ff:4b98
72.255.75.153 0:0:0:0:0:ffff:48ff:4b99
72.255.75.154 0:0:0:0:0:ffff:48ff:4b9a
72.255.75.155 0:0:0:0:0:ffff:48ff:4b9b
72.255.75.156 0:0:0:0:0:ffff:48ff:4b9c
72.255.75.157 0:0:0:0:0:ffff:48ff:4b9d
72.255.75.158 0:0:0:0:0:ffff:48ff:4b9e
72.255.75.159 0:0:0:0:0:ffff:48ff:4b9f
72.255.75.160 0:0:0:0:0:ffff:48ff:4ba0
72.255.75.161 0:0:0:0:0:ffff:48ff:4ba1
72.255.75.162 0:0:0:0:0:ffff:48ff:4ba2
72.255.75.163 0:0:0:0:0:ffff:48ff:4ba3
72.255.75.164 0:0:0:0:0:ffff:48ff:4ba4
72.255.75.165 0:0:0:0:0:ffff:48ff:4ba5
72.255.75.166 0:0:0:0:0:ffff:48ff:4ba6
72.255.75.167 0:0:0:0:0:ffff:48ff:4ba7
72.255.75.168 0:0:0:0:0:ffff:48ff:4ba8
72.255.75.169 0:0:0:0:0:ffff:48ff:4ba9
72.255.75.170 0:0:0:0:0:ffff:48ff:4baa
72.255.75.171 0:0:0:0:0:ffff:48ff:4bab
72.255.75.172 0:0:0:0:0:ffff:48ff:4bac
72.255.75.173 0:0:0:0:0:ffff:48ff:4bad
72.255.75.174 0:0:0:0:0:ffff:48ff:4bae
72.255.75.175 0:0:0:0:0:ffff:48ff:4baf
72.255.75.176 0:0:0:0:0:ffff:48ff:4bb0
72.255.75.177 0:0:0:0:0:ffff:48ff:4bb1
72.255.75.178 0:0:0:0:0:ffff:48ff:4bb2
72.255.75.179 0:0:0:0:0:ffff:48ff:4bb3
72.255.75.180 0:0:0:0:0:ffff:48ff:4bb4


72.255.75.181 0:0:0:0:0:ffff:48ff:4bb5
72.255.75.182 0:0:0:0:0:ffff:48ff:4bb6
72.255.75.183 0:0:0:0:0:ffff:48ff:4bb7
72.255.75.184 0:0:0:0:0:ffff:48ff:4bb8
72.255.75.185 0:0:0:0:0:ffff:48ff:4bb9
72.255.75.186 0:0:0:0:0:ffff:48ff:4bba
72.255.75.187 0:0:0:0:0:ffff:48ff:4bbb
72.255.75.188 0:0:0:0:0:ffff:48ff:4bbc
72.255.75.189 0:0:0:0:0:ffff:48ff:4bbd
72.255.75.190 0:0:0:0:0:ffff:48ff:4bbe
72.255.75.191 0:0:0:0:0:ffff:48ff:4bbf
72.255.75.192 0:0:0:0:0:ffff:48ff:4bc0
72.255.75.193 0:0:0:0:0:ffff:48ff:4bc1
72.255.75.194 0:0:0:0:0:ffff:48ff:4bc2
72.255.75.195 0:0:0:0:0:ffff:48ff:4bc3
72.255.75.196 0:0:0:0:0:ffff:48ff:4bc4
72.255.75.197 0:0:0:0:0:ffff:48ff:4bc5
72.255.75.198 0:0:0:0:0:ffff:48ff:4bc6
72.255.75.199 0:0:0:0:0:ffff:48ff:4bc7
72.255.75.200 0:0:0:0:0:ffff:48ff:4bc8
72.255.75.201 0:0:0:0:0:ffff:48ff:4bc9
72.255.75.202 0:0:0:0:0:ffff:48ff:4bca
72.255.75.203 0:0:0:0:0:ffff:48ff:4bcb
72.255.75.204 0:0:0:0:0:ffff:48ff:4bcc
72.255.75.205 0:0:0:0:0:ffff:48ff:4bcd
72.255.75.206 0:0:0:0:0:ffff:48ff:4bce
72.255.75.207 0:0:0:0:0:ffff:48ff:4bcf
72.255.75.208 0:0:0:0:0:ffff:48ff:4bd0
72.255.75.209 0:0:0:0:0:ffff:48ff:4bd1
72.255.75.210 0:0:0:0:0:ffff:48ff:4bd2
72.255.75.211 0:0:0:0:0:ffff:48ff:4bd3
72.255.75.212 0:0:0:0:0:ffff:48ff:4bd4
72.255.75.213 0:0:0:0:0:ffff:48ff:4bd5
72.255.75.214 0:0:0:0:0:ffff:48ff:4bd6
72.255.75.215 0:0:0:0:0:ffff:48ff:4bd7
72.255.75.216 0:0:0:0:0:ffff:48ff:4bd8
72.255.75.217 0:0:0:0:0:ffff:48ff:4bd9
72.255.75.218 0:0:0:0:0:ffff:48ff:4bda
72.255.75.219 0:0:0:0:0:ffff:48ff:4bdb
72.255.75.220 0:0:0:0:0:ffff:48ff:4bdc
72.255.75.221 0:0:0:0:0:ffff:48ff:4bdd
72.255.75.222 0:0:0:0:0:ffff:48ff:4bde
72.255.75.223 0:0:0:0:0:ffff:48ff:4bdf
72.255.75.224 0:0:0:0:0:ffff:48ff:4be0
72.255.75.225 0:0:0:0:0:ffff:48ff:4be1
72.255.75.226 0:0:0:0:0:ffff:48ff:4be2
72.255.75.227 0:0:0:0:0:ffff:48ff:4be3
72.255.75.228 0:0:0:0:0:ffff:48ff:4be4
72.255.75.229 0:0:0:0:0:ffff:48ff:4be5
72.255.75.230 0:0:0:0:0:ffff:48ff:4be6
72.255.75.231 0:0:0:0:0:ffff:48ff:4be7
72.255.75.232 0:0:0:0:0:ffff:48ff:4be8
72.255.75.233 0:0:0:0:0:ffff:48ff:4be9
72.255.75.234 0:0:0:0:0:ffff:48ff:4bea
72.255.75.235 0:0:0:0:0:ffff:48ff:4beb
72.255.75.236 0:0:0:0:0:ffff:48ff:4bec
72.255.75.237 0:0:0:0:0:ffff:48ff:4bed
72.255.75.238 0:0:0:0:0:ffff:48ff:4bee
72.255.75.239 0:0:0:0:0:ffff:48ff:4bef
72.255.75.240 0:0:0:0:0:ffff:48ff:4bf0
72.255.75.241 0:0:0:0:0:ffff:48ff:4bf1
72.255.75.242 0:0:0:0:0:ffff:48ff:4bf2
72.255.75.243 0:0:0:0:0:ffff:48ff:4bf3
72.255.75.244 0:0:0:0:0:ffff:48ff:4bf4
72.255.75.245 0:0:0:0:0:ffff:48ff:4bf5
72.255.75.246 0:0:0:0:0:ffff:48ff:4bf6
72.255.75.247 0:0:0:0:0:ffff:48ff:4bf7
72.255.75.248 0:0:0:0:0:ffff:48ff:4bf8
72.255.75.249 0:0:0:0:0:ffff:48ff:4bf9
72.255.75.250 0:0:0:0:0:ffff:48ff:4bfa
72.255.75.251 0:0:0:0:0:ffff:48ff:4bfb
72.255.75.252 0:0:0:0:0:ffff:48ff:4bfc
72.255.75.253 0:0:0:0:0:ffff:48ff:4bfd
72.255.75.254 0:0:0:0:0:ffff:48ff:4bfe
72.255.75.255 0:0:0:0:0:ffff:48ff:4bff


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.