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
76.152.123.1 0:0:0:0:0:ffff:4c98:7b01
76.152.123.2 0:0:0:0:0:ffff:4c98:7b02
76.152.123.3 0:0:0:0:0:ffff:4c98:7b03
76.152.123.4 0:0:0:0:0:ffff:4c98:7b04
76.152.123.5 0:0:0:0:0:ffff:4c98:7b05
76.152.123.6 0:0:0:0:0:ffff:4c98:7b06
76.152.123.7 0:0:0:0:0:ffff:4c98:7b07
76.152.123.8 0:0:0:0:0:ffff:4c98:7b08
76.152.123.9 0:0:0:0:0:ffff:4c98:7b09
76.152.123.10 0:0:0:0:0:ffff:4c98:7b0a
76.152.123.11 0:0:0:0:0:ffff:4c98:7b0b
76.152.123.12 0:0:0:0:0:ffff:4c98:7b0c
76.152.123.13 0:0:0:0:0:ffff:4c98:7b0d
76.152.123.14 0:0:0:0:0:ffff:4c98:7b0e
76.152.123.15 0:0:0:0:0:ffff:4c98:7b0f
76.152.123.16 0:0:0:0:0:ffff:4c98:7b10
76.152.123.17 0:0:0:0:0:ffff:4c98:7b11
76.152.123.18 0:0:0:0:0:ffff:4c98:7b12
76.152.123.19 0:0:0:0:0:ffff:4c98:7b13
76.152.123.20 0:0:0:0:0:ffff:4c98:7b14
76.152.123.21 0:0:0:0:0:ffff:4c98:7b15
76.152.123.22 0:0:0:0:0:ffff:4c98:7b16
76.152.123.23 0:0:0:0:0:ffff:4c98:7b17
76.152.123.24 0:0:0:0:0:ffff:4c98:7b18
76.152.123.25 0:0:0:0:0:ffff:4c98:7b19
76.152.123.26 0:0:0:0:0:ffff:4c98:7b1a
76.152.123.27 0:0:0:0:0:ffff:4c98:7b1b
76.152.123.28 0:0:0:0:0:ffff:4c98:7b1c
76.152.123.29 0:0:0:0:0:ffff:4c98:7b1d
76.152.123.30 0:0:0:0:0:ffff:4c98:7b1e
76.152.123.31 0:0:0:0:0:ffff:4c98:7b1f
76.152.123.32 0:0:0:0:0:ffff:4c98:7b20
76.152.123.33 0:0:0:0:0:ffff:4c98:7b21
76.152.123.34 0:0:0:0:0:ffff:4c98:7b22
76.152.123.35 0:0:0:0:0:ffff:4c98:7b23
76.152.123.36 0:0:0:0:0:ffff:4c98:7b24
76.152.123.37 0:0:0:0:0:ffff:4c98:7b25
76.152.123.38 0:0:0:0:0:ffff:4c98:7b26
76.152.123.39 0:0:0:0:0:ffff:4c98:7b27
76.152.123.40 0:0:0:0:0:ffff:4c98:7b28
76.152.123.41 0:0:0:0:0:ffff:4c98:7b29
76.152.123.42 0:0:0:0:0:ffff:4c98:7b2a
76.152.123.43 0:0:0:0:0:ffff:4c98:7b2b
76.152.123.44 0:0:0:0:0:ffff:4c98:7b2c
76.152.123.45 0:0:0:0:0:ffff:4c98:7b2d
76.152.123.46 0:0:0:0:0:ffff:4c98:7b2e
76.152.123.47 0:0:0:0:0:ffff:4c98:7b2f
76.152.123.48 0:0:0:0:0:ffff:4c98:7b30
76.152.123.49 0:0:0:0:0:ffff:4c98:7b31
76.152.123.50 0:0:0:0:0:ffff:4c98:7b32
76.152.123.51 0:0:0:0:0:ffff:4c98:7b33
76.152.123.52 0:0:0:0:0:ffff:4c98:7b34
76.152.123.53 0:0:0:0:0:ffff:4c98:7b35
76.152.123.54 0:0:0:0:0:ffff:4c98:7b36
76.152.123.55 0:0:0:0:0:ffff:4c98:7b37
76.152.123.56 0:0:0:0:0:ffff:4c98:7b38
76.152.123.57 0:0:0:0:0:ffff:4c98:7b39
76.152.123.58 0:0:0:0:0:ffff:4c98:7b3a
76.152.123.59 0:0:0:0:0:ffff:4c98:7b3b
76.152.123.60 0:0:0:0:0:ffff:4c98:7b3c


76.152.123.61 0:0:0:0:0:ffff:4c98:7b3d
76.152.123.62 0:0:0:0:0:ffff:4c98:7b3e
76.152.123.63 0:0:0:0:0:ffff:4c98:7b3f
76.152.123.64 0:0:0:0:0:ffff:4c98:7b40
76.152.123.65 0:0:0:0:0:ffff:4c98:7b41
76.152.123.66 0:0:0:0:0:ffff:4c98:7b42
76.152.123.67 0:0:0:0:0:ffff:4c98:7b43
76.152.123.68 0:0:0:0:0:ffff:4c98:7b44
76.152.123.69 0:0:0:0:0:ffff:4c98:7b45
76.152.123.70 0:0:0:0:0:ffff:4c98:7b46
76.152.123.71 0:0:0:0:0:ffff:4c98:7b47
76.152.123.72 0:0:0:0:0:ffff:4c98:7b48
76.152.123.73 0:0:0:0:0:ffff:4c98:7b49
76.152.123.74 0:0:0:0:0:ffff:4c98:7b4a
76.152.123.75 0:0:0:0:0:ffff:4c98:7b4b
76.152.123.76 0:0:0:0:0:ffff:4c98:7b4c
76.152.123.77 0:0:0:0:0:ffff:4c98:7b4d
76.152.123.78 0:0:0:0:0:ffff:4c98:7b4e
76.152.123.79 0:0:0:0:0:ffff:4c98:7b4f
76.152.123.80 0:0:0:0:0:ffff:4c98:7b50
76.152.123.81 0:0:0:0:0:ffff:4c98:7b51
76.152.123.82 0:0:0:0:0:ffff:4c98:7b52
76.152.123.83 0:0:0:0:0:ffff:4c98:7b53
76.152.123.84 0:0:0:0:0:ffff:4c98:7b54
76.152.123.85 0:0:0:0:0:ffff:4c98:7b55
76.152.123.86 0:0:0:0:0:ffff:4c98:7b56
76.152.123.87 0:0:0:0:0:ffff:4c98:7b57
76.152.123.88 0:0:0:0:0:ffff:4c98:7b58
76.152.123.89 0:0:0:0:0:ffff:4c98:7b59
76.152.123.90 0:0:0:0:0:ffff:4c98:7b5a
76.152.123.91 0:0:0:0:0:ffff:4c98:7b5b
76.152.123.92 0:0:0:0:0:ffff:4c98:7b5c
76.152.123.93 0:0:0:0:0:ffff:4c98:7b5d
76.152.123.94 0:0:0:0:0:ffff:4c98:7b5e
76.152.123.95 0:0:0:0:0:ffff:4c98:7b5f
76.152.123.96 0:0:0:0:0:ffff:4c98:7b60
76.152.123.97 0:0:0:0:0:ffff:4c98:7b61
76.152.123.98 0:0:0:0:0:ffff:4c98:7b62
76.152.123.99 0:0:0:0:0:ffff:4c98:7b63
76.152.123.100 0:0:0:0:0:ffff:4c98:7b64
76.152.123.101 0:0:0:0:0:ffff:4c98:7b65
76.152.123.102 0:0:0:0:0:ffff:4c98:7b66
76.152.123.103 0:0:0:0:0:ffff:4c98:7b67
76.152.123.104 0:0:0:0:0:ffff:4c98:7b68
76.152.123.105 0:0:0:0:0:ffff:4c98:7b69
76.152.123.106 0:0:0:0:0:ffff:4c98:7b6a
76.152.123.107 0:0:0:0:0:ffff:4c98:7b6b
76.152.123.108 0:0:0:0:0:ffff:4c98:7b6c
76.152.123.109 0:0:0:0:0:ffff:4c98:7b6d
76.152.123.110 0:0:0:0:0:ffff:4c98:7b6e
76.152.123.111 0:0:0:0:0:ffff:4c98:7b6f
76.152.123.112 0:0:0:0:0:ffff:4c98:7b70
76.152.123.113 0:0:0:0:0:ffff:4c98:7b71
76.152.123.114 0:0:0:0:0:ffff:4c98:7b72
76.152.123.115 0:0:0:0:0:ffff:4c98:7b73
76.152.123.116 0:0:0:0:0:ffff:4c98:7b74
76.152.123.117 0:0:0:0:0:ffff:4c98:7b75
76.152.123.118 0:0:0:0:0:ffff:4c98:7b76
76.152.123.119 0:0:0:0:0:ffff:4c98:7b77
76.152.123.120 0:0:0:0:0:ffff:4c98:7b78


76.152.123.121 0:0:0:0:0:ffff:4c98:7b79
76.152.123.122 0:0:0:0:0:ffff:4c98:7b7a
76.152.123.123 0:0:0:0:0:ffff:4c98:7b7b
76.152.123.124 0:0:0:0:0:ffff:4c98:7b7c
76.152.123.125 0:0:0:0:0:ffff:4c98:7b7d
76.152.123.126 0:0:0:0:0:ffff:4c98:7b7e
76.152.123.127 0:0:0:0:0:ffff:4c98:7b7f
76.152.123.128 0:0:0:0:0:ffff:4c98:7b80
76.152.123.129 0:0:0:0:0:ffff:4c98:7b81
76.152.123.130 0:0:0:0:0:ffff:4c98:7b82
76.152.123.131 0:0:0:0:0:ffff:4c98:7b83
76.152.123.132 0:0:0:0:0:ffff:4c98:7b84
76.152.123.133 0:0:0:0:0:ffff:4c98:7b85
76.152.123.134 0:0:0:0:0:ffff:4c98:7b86
76.152.123.135 0:0:0:0:0:ffff:4c98:7b87
76.152.123.136 0:0:0:0:0:ffff:4c98:7b88
76.152.123.137 0:0:0:0:0:ffff:4c98:7b89
76.152.123.138 0:0:0:0:0:ffff:4c98:7b8a
76.152.123.139 0:0:0:0:0:ffff:4c98:7b8b
76.152.123.140 0:0:0:0:0:ffff:4c98:7b8c
76.152.123.141 0:0:0:0:0:ffff:4c98:7b8d
76.152.123.142 0:0:0:0:0:ffff:4c98:7b8e
76.152.123.143 0:0:0:0:0:ffff:4c98:7b8f
76.152.123.144 0:0:0:0:0:ffff:4c98:7b90
76.152.123.145 0:0:0:0:0:ffff:4c98:7b91
76.152.123.146 0:0:0:0:0:ffff:4c98:7b92
76.152.123.147 0:0:0:0:0:ffff:4c98:7b93
76.152.123.148 0:0:0:0:0:ffff:4c98:7b94
76.152.123.149 0:0:0:0:0:ffff:4c98:7b95
76.152.123.150 0:0:0:0:0:ffff:4c98:7b96
76.152.123.151 0:0:0:0:0:ffff:4c98:7b97
76.152.123.152 0:0:0:0:0:ffff:4c98:7b98
76.152.123.153 0:0:0:0:0:ffff:4c98:7b99
76.152.123.154 0:0:0:0:0:ffff:4c98:7b9a
76.152.123.155 0:0:0:0:0:ffff:4c98:7b9b
76.152.123.156 0:0:0:0:0:ffff:4c98:7b9c
76.152.123.157 0:0:0:0:0:ffff:4c98:7b9d
76.152.123.158 0:0:0:0:0:ffff:4c98:7b9e
76.152.123.159 0:0:0:0:0:ffff:4c98:7b9f
76.152.123.160 0:0:0:0:0:ffff:4c98:7ba0
76.152.123.161 0:0:0:0:0:ffff:4c98:7ba1
76.152.123.162 0:0:0:0:0:ffff:4c98:7ba2
76.152.123.163 0:0:0:0:0:ffff:4c98:7ba3
76.152.123.164 0:0:0:0:0:ffff:4c98:7ba4
76.152.123.165 0:0:0:0:0:ffff:4c98:7ba5
76.152.123.166 0:0:0:0:0:ffff:4c98:7ba6
76.152.123.167 0:0:0:0:0:ffff:4c98:7ba7
76.152.123.168 0:0:0:0:0:ffff:4c98:7ba8
76.152.123.169 0:0:0:0:0:ffff:4c98:7ba9
76.152.123.170 0:0:0:0:0:ffff:4c98:7baa
76.152.123.171 0:0:0:0:0:ffff:4c98:7bab
76.152.123.172 0:0:0:0:0:ffff:4c98:7bac
76.152.123.173 0:0:0:0:0:ffff:4c98:7bad
76.152.123.174 0:0:0:0:0:ffff:4c98:7bae
76.152.123.175 0:0:0:0:0:ffff:4c98:7baf
76.152.123.176 0:0:0:0:0:ffff:4c98:7bb0
76.152.123.177 0:0:0:0:0:ffff:4c98:7bb1
76.152.123.178 0:0:0:0:0:ffff:4c98:7bb2
76.152.123.179 0:0:0:0:0:ffff:4c98:7bb3
76.152.123.180 0:0:0:0:0:ffff:4c98:7bb4


76.152.123.181 0:0:0:0:0:ffff:4c98:7bb5
76.152.123.182 0:0:0:0:0:ffff:4c98:7bb6
76.152.123.183 0:0:0:0:0:ffff:4c98:7bb7
76.152.123.184 0:0:0:0:0:ffff:4c98:7bb8
76.152.123.185 0:0:0:0:0:ffff:4c98:7bb9
76.152.123.186 0:0:0:0:0:ffff:4c98:7bba
76.152.123.187 0:0:0:0:0:ffff:4c98:7bbb
76.152.123.188 0:0:0:0:0:ffff:4c98:7bbc
76.152.123.189 0:0:0:0:0:ffff:4c98:7bbd
76.152.123.190 0:0:0:0:0:ffff:4c98:7bbe
76.152.123.191 0:0:0:0:0:ffff:4c98:7bbf
76.152.123.192 0:0:0:0:0:ffff:4c98:7bc0
76.152.123.193 0:0:0:0:0:ffff:4c98:7bc1
76.152.123.194 0:0:0:0:0:ffff:4c98:7bc2
76.152.123.195 0:0:0:0:0:ffff:4c98:7bc3
76.152.123.196 0:0:0:0:0:ffff:4c98:7bc4
76.152.123.197 0:0:0:0:0:ffff:4c98:7bc5
76.152.123.198 0:0:0:0:0:ffff:4c98:7bc6
76.152.123.199 0:0:0:0:0:ffff:4c98:7bc7
76.152.123.200 0:0:0:0:0:ffff:4c98:7bc8
76.152.123.201 0:0:0:0:0:ffff:4c98:7bc9
76.152.123.202 0:0:0:0:0:ffff:4c98:7bca
76.152.123.203 0:0:0:0:0:ffff:4c98:7bcb
76.152.123.204 0:0:0:0:0:ffff:4c98:7bcc
76.152.123.205 0:0:0:0:0:ffff:4c98:7bcd
76.152.123.206 0:0:0:0:0:ffff:4c98:7bce
76.152.123.207 0:0:0:0:0:ffff:4c98:7bcf
76.152.123.208 0:0:0:0:0:ffff:4c98:7bd0
76.152.123.209 0:0:0:0:0:ffff:4c98:7bd1
76.152.123.210 0:0:0:0:0:ffff:4c98:7bd2
76.152.123.211 0:0:0:0:0:ffff:4c98:7bd3
76.152.123.212 0:0:0:0:0:ffff:4c98:7bd4
76.152.123.213 0:0:0:0:0:ffff:4c98:7bd5
76.152.123.214 0:0:0:0:0:ffff:4c98:7bd6
76.152.123.215 0:0:0:0:0:ffff:4c98:7bd7
76.152.123.216 0:0:0:0:0:ffff:4c98:7bd8
76.152.123.217 0:0:0:0:0:ffff:4c98:7bd9
76.152.123.218 0:0:0:0:0:ffff:4c98:7bda
76.152.123.219 0:0:0:0:0:ffff:4c98:7bdb
76.152.123.220 0:0:0:0:0:ffff:4c98:7bdc
76.152.123.221 0:0:0:0:0:ffff:4c98:7bdd
76.152.123.222 0:0:0:0:0:ffff:4c98:7bde
76.152.123.223 0:0:0:0:0:ffff:4c98:7bdf
76.152.123.224 0:0:0:0:0:ffff:4c98:7be0
76.152.123.225 0:0:0:0:0:ffff:4c98:7be1
76.152.123.226 0:0:0:0:0:ffff:4c98:7be2
76.152.123.227 0:0:0:0:0:ffff:4c98:7be3
76.152.123.228 0:0:0:0:0:ffff:4c98:7be4
76.152.123.229 0:0:0:0:0:ffff:4c98:7be5
76.152.123.230 0:0:0:0:0:ffff:4c98:7be6
76.152.123.231 0:0:0:0:0:ffff:4c98:7be7
76.152.123.232 0:0:0:0:0:ffff:4c98:7be8
76.152.123.233 0:0:0:0:0:ffff:4c98:7be9
76.152.123.234 0:0:0:0:0:ffff:4c98:7bea
76.152.123.235 0:0:0:0:0:ffff:4c98:7beb
76.152.123.236 0:0:0:0:0:ffff:4c98:7bec
76.152.123.237 0:0:0:0:0:ffff:4c98:7bed
76.152.123.238 0:0:0:0:0:ffff:4c98:7bee
76.152.123.239 0:0:0:0:0:ffff:4c98:7bef
76.152.123.240 0:0:0:0:0:ffff:4c98:7bf0
76.152.123.241 0:0:0:0:0:ffff:4c98:7bf1
76.152.123.242 0:0:0:0:0:ffff:4c98:7bf2
76.152.123.243 0:0:0:0:0:ffff:4c98:7bf3
76.152.123.244 0:0:0:0:0:ffff:4c98:7bf4
76.152.123.245 0:0:0:0:0:ffff:4c98:7bf5
76.152.123.246 0:0:0:0:0:ffff:4c98:7bf6
76.152.123.247 0:0:0:0:0:ffff:4c98:7bf7
76.152.123.248 0:0:0:0:0:ffff:4c98:7bf8
76.152.123.249 0:0:0:0:0:ffff:4c98:7bf9
76.152.123.250 0:0:0:0:0:ffff:4c98:7bfa
76.152.123.251 0:0:0:0:0:ffff:4c98:7bfb
76.152.123.252 0:0:0:0:0:ffff:4c98:7bfc
76.152.123.253 0:0:0:0:0:ffff:4c98:7bfd
76.152.123.254 0:0:0:0:0:ffff:4c98:7bfe
76.152.123.255 0:0:0:0:0:ffff:4c98:7bff


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.