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
250.215.123.1 0:0:0:0:0:ffff:fad7:7b01
250.215.123.2 0:0:0:0:0:ffff:fad7:7b02
250.215.123.3 0:0:0:0:0:ffff:fad7:7b03
250.215.123.4 0:0:0:0:0:ffff:fad7:7b04
250.215.123.5 0:0:0:0:0:ffff:fad7:7b05
250.215.123.6 0:0:0:0:0:ffff:fad7:7b06
250.215.123.7 0:0:0:0:0:ffff:fad7:7b07
250.215.123.8 0:0:0:0:0:ffff:fad7:7b08
250.215.123.9 0:0:0:0:0:ffff:fad7:7b09
250.215.123.10 0:0:0:0:0:ffff:fad7:7b0a
250.215.123.11 0:0:0:0:0:ffff:fad7:7b0b
250.215.123.12 0:0:0:0:0:ffff:fad7:7b0c
250.215.123.13 0:0:0:0:0:ffff:fad7:7b0d
250.215.123.14 0:0:0:0:0:ffff:fad7:7b0e
250.215.123.15 0:0:0:0:0:ffff:fad7:7b0f
250.215.123.16 0:0:0:0:0:ffff:fad7:7b10
250.215.123.17 0:0:0:0:0:ffff:fad7:7b11
250.215.123.18 0:0:0:0:0:ffff:fad7:7b12
250.215.123.19 0:0:0:0:0:ffff:fad7:7b13
250.215.123.20 0:0:0:0:0:ffff:fad7:7b14
250.215.123.21 0:0:0:0:0:ffff:fad7:7b15
250.215.123.22 0:0:0:0:0:ffff:fad7:7b16
250.215.123.23 0:0:0:0:0:ffff:fad7:7b17
250.215.123.24 0:0:0:0:0:ffff:fad7:7b18
250.215.123.25 0:0:0:0:0:ffff:fad7:7b19
250.215.123.26 0:0:0:0:0:ffff:fad7:7b1a
250.215.123.27 0:0:0:0:0:ffff:fad7:7b1b
250.215.123.28 0:0:0:0:0:ffff:fad7:7b1c
250.215.123.29 0:0:0:0:0:ffff:fad7:7b1d
250.215.123.30 0:0:0:0:0:ffff:fad7:7b1e
250.215.123.31 0:0:0:0:0:ffff:fad7:7b1f
250.215.123.32 0:0:0:0:0:ffff:fad7:7b20
250.215.123.33 0:0:0:0:0:ffff:fad7:7b21
250.215.123.34 0:0:0:0:0:ffff:fad7:7b22
250.215.123.35 0:0:0:0:0:ffff:fad7:7b23
250.215.123.36 0:0:0:0:0:ffff:fad7:7b24
250.215.123.37 0:0:0:0:0:ffff:fad7:7b25
250.215.123.38 0:0:0:0:0:ffff:fad7:7b26
250.215.123.39 0:0:0:0:0:ffff:fad7:7b27
250.215.123.40 0:0:0:0:0:ffff:fad7:7b28
250.215.123.41 0:0:0:0:0:ffff:fad7:7b29
250.215.123.42 0:0:0:0:0:ffff:fad7:7b2a
250.215.123.43 0:0:0:0:0:ffff:fad7:7b2b
250.215.123.44 0:0:0:0:0:ffff:fad7:7b2c
250.215.123.45 0:0:0:0:0:ffff:fad7:7b2d
250.215.123.46 0:0:0:0:0:ffff:fad7:7b2e
250.215.123.47 0:0:0:0:0:ffff:fad7:7b2f
250.215.123.48 0:0:0:0:0:ffff:fad7:7b30
250.215.123.49 0:0:0:0:0:ffff:fad7:7b31
250.215.123.50 0:0:0:0:0:ffff:fad7:7b32
250.215.123.51 0:0:0:0:0:ffff:fad7:7b33
250.215.123.52 0:0:0:0:0:ffff:fad7:7b34
250.215.123.53 0:0:0:0:0:ffff:fad7:7b35
250.215.123.54 0:0:0:0:0:ffff:fad7:7b36
250.215.123.55 0:0:0:0:0:ffff:fad7:7b37
250.215.123.56 0:0:0:0:0:ffff:fad7:7b38
250.215.123.57 0:0:0:0:0:ffff:fad7:7b39
250.215.123.58 0:0:0:0:0:ffff:fad7:7b3a
250.215.123.59 0:0:0:0:0:ffff:fad7:7b3b
250.215.123.60 0:0:0:0:0:ffff:fad7:7b3c


250.215.123.61 0:0:0:0:0:ffff:fad7:7b3d
250.215.123.62 0:0:0:0:0:ffff:fad7:7b3e
250.215.123.63 0:0:0:0:0:ffff:fad7:7b3f
250.215.123.64 0:0:0:0:0:ffff:fad7:7b40
250.215.123.65 0:0:0:0:0:ffff:fad7:7b41
250.215.123.66 0:0:0:0:0:ffff:fad7:7b42
250.215.123.67 0:0:0:0:0:ffff:fad7:7b43
250.215.123.68 0:0:0:0:0:ffff:fad7:7b44
250.215.123.69 0:0:0:0:0:ffff:fad7:7b45
250.215.123.70 0:0:0:0:0:ffff:fad7:7b46
250.215.123.71 0:0:0:0:0:ffff:fad7:7b47
250.215.123.72 0:0:0:0:0:ffff:fad7:7b48
250.215.123.73 0:0:0:0:0:ffff:fad7:7b49
250.215.123.74 0:0:0:0:0:ffff:fad7:7b4a
250.215.123.75 0:0:0:0:0:ffff:fad7:7b4b
250.215.123.76 0:0:0:0:0:ffff:fad7:7b4c
250.215.123.77 0:0:0:0:0:ffff:fad7:7b4d
250.215.123.78 0:0:0:0:0:ffff:fad7:7b4e
250.215.123.79 0:0:0:0:0:ffff:fad7:7b4f
250.215.123.80 0:0:0:0:0:ffff:fad7:7b50
250.215.123.81 0:0:0:0:0:ffff:fad7:7b51
250.215.123.82 0:0:0:0:0:ffff:fad7:7b52
250.215.123.83 0:0:0:0:0:ffff:fad7:7b53
250.215.123.84 0:0:0:0:0:ffff:fad7:7b54
250.215.123.85 0:0:0:0:0:ffff:fad7:7b55
250.215.123.86 0:0:0:0:0:ffff:fad7:7b56
250.215.123.87 0:0:0:0:0:ffff:fad7:7b57
250.215.123.88 0:0:0:0:0:ffff:fad7:7b58
250.215.123.89 0:0:0:0:0:ffff:fad7:7b59
250.215.123.90 0:0:0:0:0:ffff:fad7:7b5a
250.215.123.91 0:0:0:0:0:ffff:fad7:7b5b
250.215.123.92 0:0:0:0:0:ffff:fad7:7b5c
250.215.123.93 0:0:0:0:0:ffff:fad7:7b5d
250.215.123.94 0:0:0:0:0:ffff:fad7:7b5e
250.215.123.95 0:0:0:0:0:ffff:fad7:7b5f
250.215.123.96 0:0:0:0:0:ffff:fad7:7b60
250.215.123.97 0:0:0:0:0:ffff:fad7:7b61
250.215.123.98 0:0:0:0:0:ffff:fad7:7b62
250.215.123.99 0:0:0:0:0:ffff:fad7:7b63
250.215.123.100 0:0:0:0:0:ffff:fad7:7b64
250.215.123.101 0:0:0:0:0:ffff:fad7:7b65
250.215.123.102 0:0:0:0:0:ffff:fad7:7b66
250.215.123.103 0:0:0:0:0:ffff:fad7:7b67
250.215.123.104 0:0:0:0:0:ffff:fad7:7b68
250.215.123.105 0:0:0:0:0:ffff:fad7:7b69
250.215.123.106 0:0:0:0:0:ffff:fad7:7b6a
250.215.123.107 0:0:0:0:0:ffff:fad7:7b6b
250.215.123.108 0:0:0:0:0:ffff:fad7:7b6c
250.215.123.109 0:0:0:0:0:ffff:fad7:7b6d
250.215.123.110 0:0:0:0:0:ffff:fad7:7b6e
250.215.123.111 0:0:0:0:0:ffff:fad7:7b6f
250.215.123.112 0:0:0:0:0:ffff:fad7:7b70
250.215.123.113 0:0:0:0:0:ffff:fad7:7b71
250.215.123.114 0:0:0:0:0:ffff:fad7:7b72
250.215.123.115 0:0:0:0:0:ffff:fad7:7b73
250.215.123.116 0:0:0:0:0:ffff:fad7:7b74
250.215.123.117 0:0:0:0:0:ffff:fad7:7b75
250.215.123.118 0:0:0:0:0:ffff:fad7:7b76
250.215.123.119 0:0:0:0:0:ffff:fad7:7b77
250.215.123.120 0:0:0:0:0:ffff:fad7:7b78


250.215.123.121 0:0:0:0:0:ffff:fad7:7b79
250.215.123.122 0:0:0:0:0:ffff:fad7:7b7a
250.215.123.123 0:0:0:0:0:ffff:fad7:7b7b
250.215.123.124 0:0:0:0:0:ffff:fad7:7b7c
250.215.123.125 0:0:0:0:0:ffff:fad7:7b7d
250.215.123.126 0:0:0:0:0:ffff:fad7:7b7e
250.215.123.127 0:0:0:0:0:ffff:fad7:7b7f
250.215.123.128 0:0:0:0:0:ffff:fad7:7b80
250.215.123.129 0:0:0:0:0:ffff:fad7:7b81
250.215.123.130 0:0:0:0:0:ffff:fad7:7b82
250.215.123.131 0:0:0:0:0:ffff:fad7:7b83
250.215.123.132 0:0:0:0:0:ffff:fad7:7b84
250.215.123.133 0:0:0:0:0:ffff:fad7:7b85
250.215.123.134 0:0:0:0:0:ffff:fad7:7b86
250.215.123.135 0:0:0:0:0:ffff:fad7:7b87
250.215.123.136 0:0:0:0:0:ffff:fad7:7b88
250.215.123.137 0:0:0:0:0:ffff:fad7:7b89
250.215.123.138 0:0:0:0:0:ffff:fad7:7b8a
250.215.123.139 0:0:0:0:0:ffff:fad7:7b8b
250.215.123.140 0:0:0:0:0:ffff:fad7:7b8c
250.215.123.141 0:0:0:0:0:ffff:fad7:7b8d
250.215.123.142 0:0:0:0:0:ffff:fad7:7b8e
250.215.123.143 0:0:0:0:0:ffff:fad7:7b8f
250.215.123.144 0:0:0:0:0:ffff:fad7:7b90
250.215.123.145 0:0:0:0:0:ffff:fad7:7b91
250.215.123.146 0:0:0:0:0:ffff:fad7:7b92
250.215.123.147 0:0:0:0:0:ffff:fad7:7b93
250.215.123.148 0:0:0:0:0:ffff:fad7:7b94
250.215.123.149 0:0:0:0:0:ffff:fad7:7b95
250.215.123.150 0:0:0:0:0:ffff:fad7:7b96
250.215.123.151 0:0:0:0:0:ffff:fad7:7b97
250.215.123.152 0:0:0:0:0:ffff:fad7:7b98
250.215.123.153 0:0:0:0:0:ffff:fad7:7b99
250.215.123.154 0:0:0:0:0:ffff:fad7:7b9a
250.215.123.155 0:0:0:0:0:ffff:fad7:7b9b
250.215.123.156 0:0:0:0:0:ffff:fad7:7b9c
250.215.123.157 0:0:0:0:0:ffff:fad7:7b9d
250.215.123.158 0:0:0:0:0:ffff:fad7:7b9e
250.215.123.159 0:0:0:0:0:ffff:fad7:7b9f
250.215.123.160 0:0:0:0:0:ffff:fad7:7ba0
250.215.123.161 0:0:0:0:0:ffff:fad7:7ba1
250.215.123.162 0:0:0:0:0:ffff:fad7:7ba2
250.215.123.163 0:0:0:0:0:ffff:fad7:7ba3
250.215.123.164 0:0:0:0:0:ffff:fad7:7ba4
250.215.123.165 0:0:0:0:0:ffff:fad7:7ba5
250.215.123.166 0:0:0:0:0:ffff:fad7:7ba6
250.215.123.167 0:0:0:0:0:ffff:fad7:7ba7
250.215.123.168 0:0:0:0:0:ffff:fad7:7ba8
250.215.123.169 0:0:0:0:0:ffff:fad7:7ba9
250.215.123.170 0:0:0:0:0:ffff:fad7:7baa
250.215.123.171 0:0:0:0:0:ffff:fad7:7bab
250.215.123.172 0:0:0:0:0:ffff:fad7:7bac
250.215.123.173 0:0:0:0:0:ffff:fad7:7bad
250.215.123.174 0:0:0:0:0:ffff:fad7:7bae
250.215.123.175 0:0:0:0:0:ffff:fad7:7baf
250.215.123.176 0:0:0:0:0:ffff:fad7:7bb0
250.215.123.177 0:0:0:0:0:ffff:fad7:7bb1
250.215.123.178 0:0:0:0:0:ffff:fad7:7bb2
250.215.123.179 0:0:0:0:0:ffff:fad7:7bb3
250.215.123.180 0:0:0:0:0:ffff:fad7:7bb4


250.215.123.181 0:0:0:0:0:ffff:fad7:7bb5
250.215.123.182 0:0:0:0:0:ffff:fad7:7bb6
250.215.123.183 0:0:0:0:0:ffff:fad7:7bb7
250.215.123.184 0:0:0:0:0:ffff:fad7:7bb8
250.215.123.185 0:0:0:0:0:ffff:fad7:7bb9
250.215.123.186 0:0:0:0:0:ffff:fad7:7bba
250.215.123.187 0:0:0:0:0:ffff:fad7:7bbb
250.215.123.188 0:0:0:0:0:ffff:fad7:7bbc
250.215.123.189 0:0:0:0:0:ffff:fad7:7bbd
250.215.123.190 0:0:0:0:0:ffff:fad7:7bbe
250.215.123.191 0:0:0:0:0:ffff:fad7:7bbf
250.215.123.192 0:0:0:0:0:ffff:fad7:7bc0
250.215.123.193 0:0:0:0:0:ffff:fad7:7bc1
250.215.123.194 0:0:0:0:0:ffff:fad7:7bc2
250.215.123.195 0:0:0:0:0:ffff:fad7:7bc3
250.215.123.196 0:0:0:0:0:ffff:fad7:7bc4
250.215.123.197 0:0:0:0:0:ffff:fad7:7bc5
250.215.123.198 0:0:0:0:0:ffff:fad7:7bc6
250.215.123.199 0:0:0:0:0:ffff:fad7:7bc7
250.215.123.200 0:0:0:0:0:ffff:fad7:7bc8
250.215.123.201 0:0:0:0:0:ffff:fad7:7bc9
250.215.123.202 0:0:0:0:0:ffff:fad7:7bca
250.215.123.203 0:0:0:0:0:ffff:fad7:7bcb
250.215.123.204 0:0:0:0:0:ffff:fad7:7bcc
250.215.123.205 0:0:0:0:0:ffff:fad7:7bcd
250.215.123.206 0:0:0:0:0:ffff:fad7:7bce
250.215.123.207 0:0:0:0:0:ffff:fad7:7bcf
250.215.123.208 0:0:0:0:0:ffff:fad7:7bd0
250.215.123.209 0:0:0:0:0:ffff:fad7:7bd1
250.215.123.210 0:0:0:0:0:ffff:fad7:7bd2
250.215.123.211 0:0:0:0:0:ffff:fad7:7bd3
250.215.123.212 0:0:0:0:0:ffff:fad7:7bd4
250.215.123.213 0:0:0:0:0:ffff:fad7:7bd5
250.215.123.214 0:0:0:0:0:ffff:fad7:7bd6
250.215.123.215 0:0:0:0:0:ffff:fad7:7bd7
250.215.123.216 0:0:0:0:0:ffff:fad7:7bd8
250.215.123.217 0:0:0:0:0:ffff:fad7:7bd9
250.215.123.218 0:0:0:0:0:ffff:fad7:7bda
250.215.123.219 0:0:0:0:0:ffff:fad7:7bdb
250.215.123.220 0:0:0:0:0:ffff:fad7:7bdc
250.215.123.221 0:0:0:0:0:ffff:fad7:7bdd
250.215.123.222 0:0:0:0:0:ffff:fad7:7bde
250.215.123.223 0:0:0:0:0:ffff:fad7:7bdf
250.215.123.224 0:0:0:0:0:ffff:fad7:7be0
250.215.123.225 0:0:0:0:0:ffff:fad7:7be1
250.215.123.226 0:0:0:0:0:ffff:fad7:7be2
250.215.123.227 0:0:0:0:0:ffff:fad7:7be3
250.215.123.228 0:0:0:0:0:ffff:fad7:7be4
250.215.123.229 0:0:0:0:0:ffff:fad7:7be5
250.215.123.230 0:0:0:0:0:ffff:fad7:7be6
250.215.123.231 0:0:0:0:0:ffff:fad7:7be7
250.215.123.232 0:0:0:0:0:ffff:fad7:7be8
250.215.123.233 0:0:0:0:0:ffff:fad7:7be9
250.215.123.234 0:0:0:0:0:ffff:fad7:7bea
250.215.123.235 0:0:0:0:0:ffff:fad7:7beb
250.215.123.236 0:0:0:0:0:ffff:fad7:7bec
250.215.123.237 0:0:0:0:0:ffff:fad7:7bed
250.215.123.238 0:0:0:0:0:ffff:fad7:7bee
250.215.123.239 0:0:0:0:0:ffff:fad7:7bef
250.215.123.240 0:0:0:0:0:ffff:fad7:7bf0
250.215.123.241 0:0:0:0:0:ffff:fad7:7bf1
250.215.123.242 0:0:0:0:0:ffff:fad7:7bf2
250.215.123.243 0:0:0:0:0:ffff:fad7:7bf3
250.215.123.244 0:0:0:0:0:ffff:fad7:7bf4
250.215.123.245 0:0:0:0:0:ffff:fad7:7bf5
250.215.123.246 0:0:0:0:0:ffff:fad7:7bf6
250.215.123.247 0:0:0:0:0:ffff:fad7:7bf7
250.215.123.248 0:0:0:0:0:ffff:fad7:7bf8
250.215.123.249 0:0:0:0:0:ffff:fad7:7bf9
250.215.123.250 0:0:0:0:0:ffff:fad7:7bfa
250.215.123.251 0:0:0:0:0:ffff:fad7:7bfb
250.215.123.252 0:0:0:0:0:ffff:fad7:7bfc
250.215.123.253 0:0:0:0:0:ffff:fad7:7bfd
250.215.123.254 0:0:0:0:0:ffff:fad7:7bfe
250.215.123.255 0:0:0:0:0:ffff:fad7:7bff


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.