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
31.245.43.1 0:0:0:0:0:ffff:1ff5:2b01
31.245.43.2 0:0:0:0:0:ffff:1ff5:2b02
31.245.43.3 0:0:0:0:0:ffff:1ff5:2b03
31.245.43.4 0:0:0:0:0:ffff:1ff5:2b04
31.245.43.5 0:0:0:0:0:ffff:1ff5:2b05
31.245.43.6 0:0:0:0:0:ffff:1ff5:2b06
31.245.43.7 0:0:0:0:0:ffff:1ff5:2b07
31.245.43.8 0:0:0:0:0:ffff:1ff5:2b08
31.245.43.9 0:0:0:0:0:ffff:1ff5:2b09
31.245.43.10 0:0:0:0:0:ffff:1ff5:2b0a
31.245.43.11 0:0:0:0:0:ffff:1ff5:2b0b
31.245.43.12 0:0:0:0:0:ffff:1ff5:2b0c
31.245.43.13 0:0:0:0:0:ffff:1ff5:2b0d
31.245.43.14 0:0:0:0:0:ffff:1ff5:2b0e
31.245.43.15 0:0:0:0:0:ffff:1ff5:2b0f
31.245.43.16 0:0:0:0:0:ffff:1ff5:2b10
31.245.43.17 0:0:0:0:0:ffff:1ff5:2b11
31.245.43.18 0:0:0:0:0:ffff:1ff5:2b12
31.245.43.19 0:0:0:0:0:ffff:1ff5:2b13
31.245.43.20 0:0:0:0:0:ffff:1ff5:2b14
31.245.43.21 0:0:0:0:0:ffff:1ff5:2b15
31.245.43.22 0:0:0:0:0:ffff:1ff5:2b16
31.245.43.23 0:0:0:0:0:ffff:1ff5:2b17
31.245.43.24 0:0:0:0:0:ffff:1ff5:2b18
31.245.43.25 0:0:0:0:0:ffff:1ff5:2b19
31.245.43.26 0:0:0:0:0:ffff:1ff5:2b1a
31.245.43.27 0:0:0:0:0:ffff:1ff5:2b1b
31.245.43.28 0:0:0:0:0:ffff:1ff5:2b1c
31.245.43.29 0:0:0:0:0:ffff:1ff5:2b1d
31.245.43.30 0:0:0:0:0:ffff:1ff5:2b1e
31.245.43.31 0:0:0:0:0:ffff:1ff5:2b1f
31.245.43.32 0:0:0:0:0:ffff:1ff5:2b20
31.245.43.33 0:0:0:0:0:ffff:1ff5:2b21
31.245.43.34 0:0:0:0:0:ffff:1ff5:2b22
31.245.43.35 0:0:0:0:0:ffff:1ff5:2b23
31.245.43.36 0:0:0:0:0:ffff:1ff5:2b24
31.245.43.37 0:0:0:0:0:ffff:1ff5:2b25
31.245.43.38 0:0:0:0:0:ffff:1ff5:2b26
31.245.43.39 0:0:0:0:0:ffff:1ff5:2b27
31.245.43.40 0:0:0:0:0:ffff:1ff5:2b28
31.245.43.41 0:0:0:0:0:ffff:1ff5:2b29
31.245.43.42 0:0:0:0:0:ffff:1ff5:2b2a
31.245.43.43 0:0:0:0:0:ffff:1ff5:2b2b
31.245.43.44 0:0:0:0:0:ffff:1ff5:2b2c
31.245.43.45 0:0:0:0:0:ffff:1ff5:2b2d
31.245.43.46 0:0:0:0:0:ffff:1ff5:2b2e
31.245.43.47 0:0:0:0:0:ffff:1ff5:2b2f
31.245.43.48 0:0:0:0:0:ffff:1ff5:2b30
31.245.43.49 0:0:0:0:0:ffff:1ff5:2b31
31.245.43.50 0:0:0:0:0:ffff:1ff5:2b32
31.245.43.51 0:0:0:0:0:ffff:1ff5:2b33
31.245.43.52 0:0:0:0:0:ffff:1ff5:2b34
31.245.43.53 0:0:0:0:0:ffff:1ff5:2b35
31.245.43.54 0:0:0:0:0:ffff:1ff5:2b36
31.245.43.55 0:0:0:0:0:ffff:1ff5:2b37
31.245.43.56 0:0:0:0:0:ffff:1ff5:2b38
31.245.43.57 0:0:0:0:0:ffff:1ff5:2b39
31.245.43.58 0:0:0:0:0:ffff:1ff5:2b3a
31.245.43.59 0:0:0:0:0:ffff:1ff5:2b3b
31.245.43.60 0:0:0:0:0:ffff:1ff5:2b3c


31.245.43.61 0:0:0:0:0:ffff:1ff5:2b3d
31.245.43.62 0:0:0:0:0:ffff:1ff5:2b3e
31.245.43.63 0:0:0:0:0:ffff:1ff5:2b3f
31.245.43.64 0:0:0:0:0:ffff:1ff5:2b40
31.245.43.65 0:0:0:0:0:ffff:1ff5:2b41
31.245.43.66 0:0:0:0:0:ffff:1ff5:2b42
31.245.43.67 0:0:0:0:0:ffff:1ff5:2b43
31.245.43.68 0:0:0:0:0:ffff:1ff5:2b44
31.245.43.69 0:0:0:0:0:ffff:1ff5:2b45
31.245.43.70 0:0:0:0:0:ffff:1ff5:2b46
31.245.43.71 0:0:0:0:0:ffff:1ff5:2b47
31.245.43.72 0:0:0:0:0:ffff:1ff5:2b48
31.245.43.73 0:0:0:0:0:ffff:1ff5:2b49
31.245.43.74 0:0:0:0:0:ffff:1ff5:2b4a
31.245.43.75 0:0:0:0:0:ffff:1ff5:2b4b
31.245.43.76 0:0:0:0:0:ffff:1ff5:2b4c
31.245.43.77 0:0:0:0:0:ffff:1ff5:2b4d
31.245.43.78 0:0:0:0:0:ffff:1ff5:2b4e
31.245.43.79 0:0:0:0:0:ffff:1ff5:2b4f
31.245.43.80 0:0:0:0:0:ffff:1ff5:2b50
31.245.43.81 0:0:0:0:0:ffff:1ff5:2b51
31.245.43.82 0:0:0:0:0:ffff:1ff5:2b52
31.245.43.83 0:0:0:0:0:ffff:1ff5:2b53
31.245.43.84 0:0:0:0:0:ffff:1ff5:2b54
31.245.43.85 0:0:0:0:0:ffff:1ff5:2b55
31.245.43.86 0:0:0:0:0:ffff:1ff5:2b56
31.245.43.87 0:0:0:0:0:ffff:1ff5:2b57
31.245.43.88 0:0:0:0:0:ffff:1ff5:2b58
31.245.43.89 0:0:0:0:0:ffff:1ff5:2b59
31.245.43.90 0:0:0:0:0:ffff:1ff5:2b5a
31.245.43.91 0:0:0:0:0:ffff:1ff5:2b5b
31.245.43.92 0:0:0:0:0:ffff:1ff5:2b5c
31.245.43.93 0:0:0:0:0:ffff:1ff5:2b5d
31.245.43.94 0:0:0:0:0:ffff:1ff5:2b5e
31.245.43.95 0:0:0:0:0:ffff:1ff5:2b5f
31.245.43.96 0:0:0:0:0:ffff:1ff5:2b60
31.245.43.97 0:0:0:0:0:ffff:1ff5:2b61
31.245.43.98 0:0:0:0:0:ffff:1ff5:2b62
31.245.43.99 0:0:0:0:0:ffff:1ff5:2b63
31.245.43.100 0:0:0:0:0:ffff:1ff5:2b64
31.245.43.101 0:0:0:0:0:ffff:1ff5:2b65
31.245.43.102 0:0:0:0:0:ffff:1ff5:2b66
31.245.43.103 0:0:0:0:0:ffff:1ff5:2b67
31.245.43.104 0:0:0:0:0:ffff:1ff5:2b68
31.245.43.105 0:0:0:0:0:ffff:1ff5:2b69
31.245.43.106 0:0:0:0:0:ffff:1ff5:2b6a
31.245.43.107 0:0:0:0:0:ffff:1ff5:2b6b
31.245.43.108 0:0:0:0:0:ffff:1ff5:2b6c
31.245.43.109 0:0:0:0:0:ffff:1ff5:2b6d
31.245.43.110 0:0:0:0:0:ffff:1ff5:2b6e
31.245.43.111 0:0:0:0:0:ffff:1ff5:2b6f
31.245.43.112 0:0:0:0:0:ffff:1ff5:2b70
31.245.43.113 0:0:0:0:0:ffff:1ff5:2b71
31.245.43.114 0:0:0:0:0:ffff:1ff5:2b72
31.245.43.115 0:0:0:0:0:ffff:1ff5:2b73
31.245.43.116 0:0:0:0:0:ffff:1ff5:2b74
31.245.43.117 0:0:0:0:0:ffff:1ff5:2b75
31.245.43.118 0:0:0:0:0:ffff:1ff5:2b76
31.245.43.119 0:0:0:0:0:ffff:1ff5:2b77
31.245.43.120 0:0:0:0:0:ffff:1ff5:2b78


31.245.43.121 0:0:0:0:0:ffff:1ff5:2b79
31.245.43.122 0:0:0:0:0:ffff:1ff5:2b7a
31.245.43.123 0:0:0:0:0:ffff:1ff5:2b7b
31.245.43.124 0:0:0:0:0:ffff:1ff5:2b7c
31.245.43.125 0:0:0:0:0:ffff:1ff5:2b7d
31.245.43.126 0:0:0:0:0:ffff:1ff5:2b7e
31.245.43.127 0:0:0:0:0:ffff:1ff5:2b7f
31.245.43.128 0:0:0:0:0:ffff:1ff5:2b80
31.245.43.129 0:0:0:0:0:ffff:1ff5:2b81
31.245.43.130 0:0:0:0:0:ffff:1ff5:2b82
31.245.43.131 0:0:0:0:0:ffff:1ff5:2b83
31.245.43.132 0:0:0:0:0:ffff:1ff5:2b84
31.245.43.133 0:0:0:0:0:ffff:1ff5:2b85
31.245.43.134 0:0:0:0:0:ffff:1ff5:2b86
31.245.43.135 0:0:0:0:0:ffff:1ff5:2b87
31.245.43.136 0:0:0:0:0:ffff:1ff5:2b88
31.245.43.137 0:0:0:0:0:ffff:1ff5:2b89
31.245.43.138 0:0:0:0:0:ffff:1ff5:2b8a
31.245.43.139 0:0:0:0:0:ffff:1ff5:2b8b
31.245.43.140 0:0:0:0:0:ffff:1ff5:2b8c
31.245.43.141 0:0:0:0:0:ffff:1ff5:2b8d
31.245.43.142 0:0:0:0:0:ffff:1ff5:2b8e
31.245.43.143 0:0:0:0:0:ffff:1ff5:2b8f
31.245.43.144 0:0:0:0:0:ffff:1ff5:2b90
31.245.43.145 0:0:0:0:0:ffff:1ff5:2b91
31.245.43.146 0:0:0:0:0:ffff:1ff5:2b92
31.245.43.147 0:0:0:0:0:ffff:1ff5:2b93
31.245.43.148 0:0:0:0:0:ffff:1ff5:2b94
31.245.43.149 0:0:0:0:0:ffff:1ff5:2b95
31.245.43.150 0:0:0:0:0:ffff:1ff5:2b96
31.245.43.151 0:0:0:0:0:ffff:1ff5:2b97
31.245.43.152 0:0:0:0:0:ffff:1ff5:2b98
31.245.43.153 0:0:0:0:0:ffff:1ff5:2b99
31.245.43.154 0:0:0:0:0:ffff:1ff5:2b9a
31.245.43.155 0:0:0:0:0:ffff:1ff5:2b9b
31.245.43.156 0:0:0:0:0:ffff:1ff5:2b9c
31.245.43.157 0:0:0:0:0:ffff:1ff5:2b9d
31.245.43.158 0:0:0:0:0:ffff:1ff5:2b9e
31.245.43.159 0:0:0:0:0:ffff:1ff5:2b9f
31.245.43.160 0:0:0:0:0:ffff:1ff5:2ba0
31.245.43.161 0:0:0:0:0:ffff:1ff5:2ba1
31.245.43.162 0:0:0:0:0:ffff:1ff5:2ba2
31.245.43.163 0:0:0:0:0:ffff:1ff5:2ba3
31.245.43.164 0:0:0:0:0:ffff:1ff5:2ba4
31.245.43.165 0:0:0:0:0:ffff:1ff5:2ba5
31.245.43.166 0:0:0:0:0:ffff:1ff5:2ba6
31.245.43.167 0:0:0:0:0:ffff:1ff5:2ba7
31.245.43.168 0:0:0:0:0:ffff:1ff5:2ba8
31.245.43.169 0:0:0:0:0:ffff:1ff5:2ba9
31.245.43.170 0:0:0:0:0:ffff:1ff5:2baa
31.245.43.171 0:0:0:0:0:ffff:1ff5:2bab
31.245.43.172 0:0:0:0:0:ffff:1ff5:2bac
31.245.43.173 0:0:0:0:0:ffff:1ff5:2bad
31.245.43.174 0:0:0:0:0:ffff:1ff5:2bae
31.245.43.175 0:0:0:0:0:ffff:1ff5:2baf
31.245.43.176 0:0:0:0:0:ffff:1ff5:2bb0
31.245.43.177 0:0:0:0:0:ffff:1ff5:2bb1
31.245.43.178 0:0:0:0:0:ffff:1ff5:2bb2
31.245.43.179 0:0:0:0:0:ffff:1ff5:2bb3
31.245.43.180 0:0:0:0:0:ffff:1ff5:2bb4


31.245.43.181 0:0:0:0:0:ffff:1ff5:2bb5
31.245.43.182 0:0:0:0:0:ffff:1ff5:2bb6
31.245.43.183 0:0:0:0:0:ffff:1ff5:2bb7
31.245.43.184 0:0:0:0:0:ffff:1ff5:2bb8
31.245.43.185 0:0:0:0:0:ffff:1ff5:2bb9
31.245.43.186 0:0:0:0:0:ffff:1ff5:2bba
31.245.43.187 0:0:0:0:0:ffff:1ff5:2bbb
31.245.43.188 0:0:0:0:0:ffff:1ff5:2bbc
31.245.43.189 0:0:0:0:0:ffff:1ff5:2bbd
31.245.43.190 0:0:0:0:0:ffff:1ff5:2bbe
31.245.43.191 0:0:0:0:0:ffff:1ff5:2bbf
31.245.43.192 0:0:0:0:0:ffff:1ff5:2bc0
31.245.43.193 0:0:0:0:0:ffff:1ff5:2bc1
31.245.43.194 0:0:0:0:0:ffff:1ff5:2bc2
31.245.43.195 0:0:0:0:0:ffff:1ff5:2bc3
31.245.43.196 0:0:0:0:0:ffff:1ff5:2bc4
31.245.43.197 0:0:0:0:0:ffff:1ff5:2bc5
31.245.43.198 0:0:0:0:0:ffff:1ff5:2bc6
31.245.43.199 0:0:0:0:0:ffff:1ff5:2bc7
31.245.43.200 0:0:0:0:0:ffff:1ff5:2bc8
31.245.43.201 0:0:0:0:0:ffff:1ff5:2bc9
31.245.43.202 0:0:0:0:0:ffff:1ff5:2bca
31.245.43.203 0:0:0:0:0:ffff:1ff5:2bcb
31.245.43.204 0:0:0:0:0:ffff:1ff5:2bcc
31.245.43.205 0:0:0:0:0:ffff:1ff5:2bcd
31.245.43.206 0:0:0:0:0:ffff:1ff5:2bce
31.245.43.207 0:0:0:0:0:ffff:1ff5:2bcf
31.245.43.208 0:0:0:0:0:ffff:1ff5:2bd0
31.245.43.209 0:0:0:0:0:ffff:1ff5:2bd1
31.245.43.210 0:0:0:0:0:ffff:1ff5:2bd2
31.245.43.211 0:0:0:0:0:ffff:1ff5:2bd3
31.245.43.212 0:0:0:0:0:ffff:1ff5:2bd4
31.245.43.213 0:0:0:0:0:ffff:1ff5:2bd5
31.245.43.214 0:0:0:0:0:ffff:1ff5:2bd6
31.245.43.215 0:0:0:0:0:ffff:1ff5:2bd7
31.245.43.216 0:0:0:0:0:ffff:1ff5:2bd8
31.245.43.217 0:0:0:0:0:ffff:1ff5:2bd9
31.245.43.218 0:0:0:0:0:ffff:1ff5:2bda
31.245.43.219 0:0:0:0:0:ffff:1ff5:2bdb
31.245.43.220 0:0:0:0:0:ffff:1ff5:2bdc
31.245.43.221 0:0:0:0:0:ffff:1ff5:2bdd
31.245.43.222 0:0:0:0:0:ffff:1ff5:2bde
31.245.43.223 0:0:0:0:0:ffff:1ff5:2bdf
31.245.43.224 0:0:0:0:0:ffff:1ff5:2be0
31.245.43.225 0:0:0:0:0:ffff:1ff5:2be1
31.245.43.226 0:0:0:0:0:ffff:1ff5:2be2
31.245.43.227 0:0:0:0:0:ffff:1ff5:2be3
31.245.43.228 0:0:0:0:0:ffff:1ff5:2be4
31.245.43.229 0:0:0:0:0:ffff:1ff5:2be5
31.245.43.230 0:0:0:0:0:ffff:1ff5:2be6
31.245.43.231 0:0:0:0:0:ffff:1ff5:2be7
31.245.43.232 0:0:0:0:0:ffff:1ff5:2be8
31.245.43.233 0:0:0:0:0:ffff:1ff5:2be9
31.245.43.234 0:0:0:0:0:ffff:1ff5:2bea
31.245.43.235 0:0:0:0:0:ffff:1ff5:2beb
31.245.43.236 0:0:0:0:0:ffff:1ff5:2bec
31.245.43.237 0:0:0:0:0:ffff:1ff5:2bed
31.245.43.238 0:0:0:0:0:ffff:1ff5:2bee
31.245.43.239 0:0:0:0:0:ffff:1ff5:2bef
31.245.43.240 0:0:0:0:0:ffff:1ff5:2bf0
31.245.43.241 0:0:0:0:0:ffff:1ff5:2bf1
31.245.43.242 0:0:0:0:0:ffff:1ff5:2bf2
31.245.43.243 0:0:0:0:0:ffff:1ff5:2bf3
31.245.43.244 0:0:0:0:0:ffff:1ff5:2bf4
31.245.43.245 0:0:0:0:0:ffff:1ff5:2bf5
31.245.43.246 0:0:0:0:0:ffff:1ff5:2bf6
31.245.43.247 0:0:0:0:0:ffff:1ff5:2bf7
31.245.43.248 0:0:0:0:0:ffff:1ff5:2bf8
31.245.43.249 0:0:0:0:0:ffff:1ff5:2bf9
31.245.43.250 0:0:0:0:0:ffff:1ff5:2bfa
31.245.43.251 0:0:0:0:0:ffff:1ff5:2bfb
31.245.43.252 0:0:0:0:0:ffff:1ff5:2bfc
31.245.43.253 0:0:0:0:0:ffff:1ff5:2bfd
31.245.43.254 0:0:0:0:0:ffff:1ff5:2bfe
31.245.43.255 0:0:0:0:0:ffff:1ff5:2bff


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.