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
45.180.123.1 0:0:0:0:0:ffff:2db4:7b01
45.180.123.2 0:0:0:0:0:ffff:2db4:7b02
45.180.123.3 0:0:0:0:0:ffff:2db4:7b03
45.180.123.4 0:0:0:0:0:ffff:2db4:7b04
45.180.123.5 0:0:0:0:0:ffff:2db4:7b05
45.180.123.6 0:0:0:0:0:ffff:2db4:7b06
45.180.123.7 0:0:0:0:0:ffff:2db4:7b07
45.180.123.8 0:0:0:0:0:ffff:2db4:7b08
45.180.123.9 0:0:0:0:0:ffff:2db4:7b09
45.180.123.10 0:0:0:0:0:ffff:2db4:7b0a
45.180.123.11 0:0:0:0:0:ffff:2db4:7b0b
45.180.123.12 0:0:0:0:0:ffff:2db4:7b0c
45.180.123.13 0:0:0:0:0:ffff:2db4:7b0d
45.180.123.14 0:0:0:0:0:ffff:2db4:7b0e
45.180.123.15 0:0:0:0:0:ffff:2db4:7b0f
45.180.123.16 0:0:0:0:0:ffff:2db4:7b10
45.180.123.17 0:0:0:0:0:ffff:2db4:7b11
45.180.123.18 0:0:0:0:0:ffff:2db4:7b12
45.180.123.19 0:0:0:0:0:ffff:2db4:7b13
45.180.123.20 0:0:0:0:0:ffff:2db4:7b14
45.180.123.21 0:0:0:0:0:ffff:2db4:7b15
45.180.123.22 0:0:0:0:0:ffff:2db4:7b16
45.180.123.23 0:0:0:0:0:ffff:2db4:7b17
45.180.123.24 0:0:0:0:0:ffff:2db4:7b18
45.180.123.25 0:0:0:0:0:ffff:2db4:7b19
45.180.123.26 0:0:0:0:0:ffff:2db4:7b1a
45.180.123.27 0:0:0:0:0:ffff:2db4:7b1b
45.180.123.28 0:0:0:0:0:ffff:2db4:7b1c
45.180.123.29 0:0:0:0:0:ffff:2db4:7b1d
45.180.123.30 0:0:0:0:0:ffff:2db4:7b1e
45.180.123.31 0:0:0:0:0:ffff:2db4:7b1f
45.180.123.32 0:0:0:0:0:ffff:2db4:7b20
45.180.123.33 0:0:0:0:0:ffff:2db4:7b21
45.180.123.34 0:0:0:0:0:ffff:2db4:7b22
45.180.123.35 0:0:0:0:0:ffff:2db4:7b23
45.180.123.36 0:0:0:0:0:ffff:2db4:7b24
45.180.123.37 0:0:0:0:0:ffff:2db4:7b25
45.180.123.38 0:0:0:0:0:ffff:2db4:7b26
45.180.123.39 0:0:0:0:0:ffff:2db4:7b27
45.180.123.40 0:0:0:0:0:ffff:2db4:7b28
45.180.123.41 0:0:0:0:0:ffff:2db4:7b29
45.180.123.42 0:0:0:0:0:ffff:2db4:7b2a
45.180.123.43 0:0:0:0:0:ffff:2db4:7b2b
45.180.123.44 0:0:0:0:0:ffff:2db4:7b2c
45.180.123.45 0:0:0:0:0:ffff:2db4:7b2d
45.180.123.46 0:0:0:0:0:ffff:2db4:7b2e
45.180.123.47 0:0:0:0:0:ffff:2db4:7b2f
45.180.123.48 0:0:0:0:0:ffff:2db4:7b30
45.180.123.49 0:0:0:0:0:ffff:2db4:7b31
45.180.123.50 0:0:0:0:0:ffff:2db4:7b32
45.180.123.51 0:0:0:0:0:ffff:2db4:7b33
45.180.123.52 0:0:0:0:0:ffff:2db4:7b34
45.180.123.53 0:0:0:0:0:ffff:2db4:7b35
45.180.123.54 0:0:0:0:0:ffff:2db4:7b36
45.180.123.55 0:0:0:0:0:ffff:2db4:7b37
45.180.123.56 0:0:0:0:0:ffff:2db4:7b38
45.180.123.57 0:0:0:0:0:ffff:2db4:7b39
45.180.123.58 0:0:0:0:0:ffff:2db4:7b3a
45.180.123.59 0:0:0:0:0:ffff:2db4:7b3b
45.180.123.60 0:0:0:0:0:ffff:2db4:7b3c


45.180.123.61 0:0:0:0:0:ffff:2db4:7b3d
45.180.123.62 0:0:0:0:0:ffff:2db4:7b3e
45.180.123.63 0:0:0:0:0:ffff:2db4:7b3f
45.180.123.64 0:0:0:0:0:ffff:2db4:7b40
45.180.123.65 0:0:0:0:0:ffff:2db4:7b41
45.180.123.66 0:0:0:0:0:ffff:2db4:7b42
45.180.123.67 0:0:0:0:0:ffff:2db4:7b43
45.180.123.68 0:0:0:0:0:ffff:2db4:7b44
45.180.123.69 0:0:0:0:0:ffff:2db4:7b45
45.180.123.70 0:0:0:0:0:ffff:2db4:7b46
45.180.123.71 0:0:0:0:0:ffff:2db4:7b47
45.180.123.72 0:0:0:0:0:ffff:2db4:7b48
45.180.123.73 0:0:0:0:0:ffff:2db4:7b49
45.180.123.74 0:0:0:0:0:ffff:2db4:7b4a
45.180.123.75 0:0:0:0:0:ffff:2db4:7b4b
45.180.123.76 0:0:0:0:0:ffff:2db4:7b4c
45.180.123.77 0:0:0:0:0:ffff:2db4:7b4d
45.180.123.78 0:0:0:0:0:ffff:2db4:7b4e
45.180.123.79 0:0:0:0:0:ffff:2db4:7b4f
45.180.123.80 0:0:0:0:0:ffff:2db4:7b50
45.180.123.81 0:0:0:0:0:ffff:2db4:7b51
45.180.123.82 0:0:0:0:0:ffff:2db4:7b52
45.180.123.83 0:0:0:0:0:ffff:2db4:7b53
45.180.123.84 0:0:0:0:0:ffff:2db4:7b54
45.180.123.85 0:0:0:0:0:ffff:2db4:7b55
45.180.123.86 0:0:0:0:0:ffff:2db4:7b56
45.180.123.87 0:0:0:0:0:ffff:2db4:7b57
45.180.123.88 0:0:0:0:0:ffff:2db4:7b58
45.180.123.89 0:0:0:0:0:ffff:2db4:7b59
45.180.123.90 0:0:0:0:0:ffff:2db4:7b5a
45.180.123.91 0:0:0:0:0:ffff:2db4:7b5b
45.180.123.92 0:0:0:0:0:ffff:2db4:7b5c
45.180.123.93 0:0:0:0:0:ffff:2db4:7b5d
45.180.123.94 0:0:0:0:0:ffff:2db4:7b5e
45.180.123.95 0:0:0:0:0:ffff:2db4:7b5f
45.180.123.96 0:0:0:0:0:ffff:2db4:7b60
45.180.123.97 0:0:0:0:0:ffff:2db4:7b61
45.180.123.98 0:0:0:0:0:ffff:2db4:7b62
45.180.123.99 0:0:0:0:0:ffff:2db4:7b63
45.180.123.100 0:0:0:0:0:ffff:2db4:7b64
45.180.123.101 0:0:0:0:0:ffff:2db4:7b65
45.180.123.102 0:0:0:0:0:ffff:2db4:7b66
45.180.123.103 0:0:0:0:0:ffff:2db4:7b67
45.180.123.104 0:0:0:0:0:ffff:2db4:7b68
45.180.123.105 0:0:0:0:0:ffff:2db4:7b69
45.180.123.106 0:0:0:0:0:ffff:2db4:7b6a
45.180.123.107 0:0:0:0:0:ffff:2db4:7b6b
45.180.123.108 0:0:0:0:0:ffff:2db4:7b6c
45.180.123.109 0:0:0:0:0:ffff:2db4:7b6d
45.180.123.110 0:0:0:0:0:ffff:2db4:7b6e
45.180.123.111 0:0:0:0:0:ffff:2db4:7b6f
45.180.123.112 0:0:0:0:0:ffff:2db4:7b70
45.180.123.113 0:0:0:0:0:ffff:2db4:7b71
45.180.123.114 0:0:0:0:0:ffff:2db4:7b72
45.180.123.115 0:0:0:0:0:ffff:2db4:7b73
45.180.123.116 0:0:0:0:0:ffff:2db4:7b74
45.180.123.117 0:0:0:0:0:ffff:2db4:7b75
45.180.123.118 0:0:0:0:0:ffff:2db4:7b76
45.180.123.119 0:0:0:0:0:ffff:2db4:7b77
45.180.123.120 0:0:0:0:0:ffff:2db4:7b78


45.180.123.121 0:0:0:0:0:ffff:2db4:7b79
45.180.123.122 0:0:0:0:0:ffff:2db4:7b7a
45.180.123.123 0:0:0:0:0:ffff:2db4:7b7b
45.180.123.124 0:0:0:0:0:ffff:2db4:7b7c
45.180.123.125 0:0:0:0:0:ffff:2db4:7b7d
45.180.123.126 0:0:0:0:0:ffff:2db4:7b7e
45.180.123.127 0:0:0:0:0:ffff:2db4:7b7f
45.180.123.128 0:0:0:0:0:ffff:2db4:7b80
45.180.123.129 0:0:0:0:0:ffff:2db4:7b81
45.180.123.130 0:0:0:0:0:ffff:2db4:7b82
45.180.123.131 0:0:0:0:0:ffff:2db4:7b83
45.180.123.132 0:0:0:0:0:ffff:2db4:7b84
45.180.123.133 0:0:0:0:0:ffff:2db4:7b85
45.180.123.134 0:0:0:0:0:ffff:2db4:7b86
45.180.123.135 0:0:0:0:0:ffff:2db4:7b87
45.180.123.136 0:0:0:0:0:ffff:2db4:7b88
45.180.123.137 0:0:0:0:0:ffff:2db4:7b89
45.180.123.138 0:0:0:0:0:ffff:2db4:7b8a
45.180.123.139 0:0:0:0:0:ffff:2db4:7b8b
45.180.123.140 0:0:0:0:0:ffff:2db4:7b8c
45.180.123.141 0:0:0:0:0:ffff:2db4:7b8d
45.180.123.142 0:0:0:0:0:ffff:2db4:7b8e
45.180.123.143 0:0:0:0:0:ffff:2db4:7b8f
45.180.123.144 0:0:0:0:0:ffff:2db4:7b90
45.180.123.145 0:0:0:0:0:ffff:2db4:7b91
45.180.123.146 0:0:0:0:0:ffff:2db4:7b92
45.180.123.147 0:0:0:0:0:ffff:2db4:7b93
45.180.123.148 0:0:0:0:0:ffff:2db4:7b94
45.180.123.149 0:0:0:0:0:ffff:2db4:7b95
45.180.123.150 0:0:0:0:0:ffff:2db4:7b96
45.180.123.151 0:0:0:0:0:ffff:2db4:7b97
45.180.123.152 0:0:0:0:0:ffff:2db4:7b98
45.180.123.153 0:0:0:0:0:ffff:2db4:7b99
45.180.123.154 0:0:0:0:0:ffff:2db4:7b9a
45.180.123.155 0:0:0:0:0:ffff:2db4:7b9b
45.180.123.156 0:0:0:0:0:ffff:2db4:7b9c
45.180.123.157 0:0:0:0:0:ffff:2db4:7b9d
45.180.123.158 0:0:0:0:0:ffff:2db4:7b9e
45.180.123.159 0:0:0:0:0:ffff:2db4:7b9f
45.180.123.160 0:0:0:0:0:ffff:2db4:7ba0
45.180.123.161 0:0:0:0:0:ffff:2db4:7ba1
45.180.123.162 0:0:0:0:0:ffff:2db4:7ba2
45.180.123.163 0:0:0:0:0:ffff:2db4:7ba3
45.180.123.164 0:0:0:0:0:ffff:2db4:7ba4
45.180.123.165 0:0:0:0:0:ffff:2db4:7ba5
45.180.123.166 0:0:0:0:0:ffff:2db4:7ba6
45.180.123.167 0:0:0:0:0:ffff:2db4:7ba7
45.180.123.168 0:0:0:0:0:ffff:2db4:7ba8
45.180.123.169 0:0:0:0:0:ffff:2db4:7ba9
45.180.123.170 0:0:0:0:0:ffff:2db4:7baa
45.180.123.171 0:0:0:0:0:ffff:2db4:7bab
45.180.123.172 0:0:0:0:0:ffff:2db4:7bac
45.180.123.173 0:0:0:0:0:ffff:2db4:7bad
45.180.123.174 0:0:0:0:0:ffff:2db4:7bae
45.180.123.175 0:0:0:0:0:ffff:2db4:7baf
45.180.123.176 0:0:0:0:0:ffff:2db4:7bb0
45.180.123.177 0:0:0:0:0:ffff:2db4:7bb1
45.180.123.178 0:0:0:0:0:ffff:2db4:7bb2
45.180.123.179 0:0:0:0:0:ffff:2db4:7bb3
45.180.123.180 0:0:0:0:0:ffff:2db4:7bb4


45.180.123.181 0:0:0:0:0:ffff:2db4:7bb5
45.180.123.182 0:0:0:0:0:ffff:2db4:7bb6
45.180.123.183 0:0:0:0:0:ffff:2db4:7bb7
45.180.123.184 0:0:0:0:0:ffff:2db4:7bb8
45.180.123.185 0:0:0:0:0:ffff:2db4:7bb9
45.180.123.186 0:0:0:0:0:ffff:2db4:7bba
45.180.123.187 0:0:0:0:0:ffff:2db4:7bbb
45.180.123.188 0:0:0:0:0:ffff:2db4:7bbc
45.180.123.189 0:0:0:0:0:ffff:2db4:7bbd
45.180.123.190 0:0:0:0:0:ffff:2db4:7bbe
45.180.123.191 0:0:0:0:0:ffff:2db4:7bbf
45.180.123.192 0:0:0:0:0:ffff:2db4:7bc0
45.180.123.193 0:0:0:0:0:ffff:2db4:7bc1
45.180.123.194 0:0:0:0:0:ffff:2db4:7bc2
45.180.123.195 0:0:0:0:0:ffff:2db4:7bc3
45.180.123.196 0:0:0:0:0:ffff:2db4:7bc4
45.180.123.197 0:0:0:0:0:ffff:2db4:7bc5
45.180.123.198 0:0:0:0:0:ffff:2db4:7bc6
45.180.123.199 0:0:0:0:0:ffff:2db4:7bc7
45.180.123.200 0:0:0:0:0:ffff:2db4:7bc8
45.180.123.201 0:0:0:0:0:ffff:2db4:7bc9
45.180.123.202 0:0:0:0:0:ffff:2db4:7bca
45.180.123.203 0:0:0:0:0:ffff:2db4:7bcb
45.180.123.204 0:0:0:0:0:ffff:2db4:7bcc
45.180.123.205 0:0:0:0:0:ffff:2db4:7bcd
45.180.123.206 0:0:0:0:0:ffff:2db4:7bce
45.180.123.207 0:0:0:0:0:ffff:2db4:7bcf
45.180.123.208 0:0:0:0:0:ffff:2db4:7bd0
45.180.123.209 0:0:0:0:0:ffff:2db4:7bd1
45.180.123.210 0:0:0:0:0:ffff:2db4:7bd2
45.180.123.211 0:0:0:0:0:ffff:2db4:7bd3
45.180.123.212 0:0:0:0:0:ffff:2db4:7bd4
45.180.123.213 0:0:0:0:0:ffff:2db4:7bd5
45.180.123.214 0:0:0:0:0:ffff:2db4:7bd6
45.180.123.215 0:0:0:0:0:ffff:2db4:7bd7
45.180.123.216 0:0:0:0:0:ffff:2db4:7bd8
45.180.123.217 0:0:0:0:0:ffff:2db4:7bd9
45.180.123.218 0:0:0:0:0:ffff:2db4:7bda
45.180.123.219 0:0:0:0:0:ffff:2db4:7bdb
45.180.123.220 0:0:0:0:0:ffff:2db4:7bdc
45.180.123.221 0:0:0:0:0:ffff:2db4:7bdd
45.180.123.222 0:0:0:0:0:ffff:2db4:7bde
45.180.123.223 0:0:0:0:0:ffff:2db4:7bdf
45.180.123.224 0:0:0:0:0:ffff:2db4:7be0
45.180.123.225 0:0:0:0:0:ffff:2db4:7be1
45.180.123.226 0:0:0:0:0:ffff:2db4:7be2
45.180.123.227 0:0:0:0:0:ffff:2db4:7be3
45.180.123.228 0:0:0:0:0:ffff:2db4:7be4
45.180.123.229 0:0:0:0:0:ffff:2db4:7be5
45.180.123.230 0:0:0:0:0:ffff:2db4:7be6
45.180.123.231 0:0:0:0:0:ffff:2db4:7be7
45.180.123.232 0:0:0:0:0:ffff:2db4:7be8
45.180.123.233 0:0:0:0:0:ffff:2db4:7be9
45.180.123.234 0:0:0:0:0:ffff:2db4:7bea
45.180.123.235 0:0:0:0:0:ffff:2db4:7beb
45.180.123.236 0:0:0:0:0:ffff:2db4:7bec
45.180.123.237 0:0:0:0:0:ffff:2db4:7bed
45.180.123.238 0:0:0:0:0:ffff:2db4:7bee
45.180.123.239 0:0:0:0:0:ffff:2db4:7bef
45.180.123.240 0:0:0:0:0:ffff:2db4:7bf0
45.180.123.241 0:0:0:0:0:ffff:2db4:7bf1
45.180.123.242 0:0:0:0:0:ffff:2db4:7bf2
45.180.123.243 0:0:0:0:0:ffff:2db4:7bf3
45.180.123.244 0:0:0:0:0:ffff:2db4:7bf4
45.180.123.245 0:0:0:0:0:ffff:2db4:7bf5
45.180.123.246 0:0:0:0:0:ffff:2db4:7bf6
45.180.123.247 0:0:0:0:0:ffff:2db4:7bf7
45.180.123.248 0:0:0:0:0:ffff:2db4:7bf8
45.180.123.249 0:0:0:0:0:ffff:2db4:7bf9
45.180.123.250 0:0:0:0:0:ffff:2db4:7bfa
45.180.123.251 0:0:0:0:0:ffff:2db4:7bfb
45.180.123.252 0:0:0:0:0:ffff:2db4:7bfc
45.180.123.253 0:0:0:0:0:ffff:2db4:7bfd
45.180.123.254 0:0:0:0:0:ffff:2db4:7bfe
45.180.123.255 0:0:0:0:0:ffff:2db4:7bff


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.