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
81.56.59.1 0:0:0:0:0:ffff:5138:3b01
81.56.59.2 0:0:0:0:0:ffff:5138:3b02
81.56.59.3 0:0:0:0:0:ffff:5138:3b03
81.56.59.4 0:0:0:0:0:ffff:5138:3b04
81.56.59.5 0:0:0:0:0:ffff:5138:3b05
81.56.59.6 0:0:0:0:0:ffff:5138:3b06
81.56.59.7 0:0:0:0:0:ffff:5138:3b07
81.56.59.8 0:0:0:0:0:ffff:5138:3b08
81.56.59.9 0:0:0:0:0:ffff:5138:3b09
81.56.59.10 0:0:0:0:0:ffff:5138:3b0a
81.56.59.11 0:0:0:0:0:ffff:5138:3b0b
81.56.59.12 0:0:0:0:0:ffff:5138:3b0c
81.56.59.13 0:0:0:0:0:ffff:5138:3b0d
81.56.59.14 0:0:0:0:0:ffff:5138:3b0e
81.56.59.15 0:0:0:0:0:ffff:5138:3b0f
81.56.59.16 0:0:0:0:0:ffff:5138:3b10
81.56.59.17 0:0:0:0:0:ffff:5138:3b11
81.56.59.18 0:0:0:0:0:ffff:5138:3b12
81.56.59.19 0:0:0:0:0:ffff:5138:3b13
81.56.59.20 0:0:0:0:0:ffff:5138:3b14
81.56.59.21 0:0:0:0:0:ffff:5138:3b15
81.56.59.22 0:0:0:0:0:ffff:5138:3b16
81.56.59.23 0:0:0:0:0:ffff:5138:3b17
81.56.59.24 0:0:0:0:0:ffff:5138:3b18
81.56.59.25 0:0:0:0:0:ffff:5138:3b19
81.56.59.26 0:0:0:0:0:ffff:5138:3b1a
81.56.59.27 0:0:0:0:0:ffff:5138:3b1b
81.56.59.28 0:0:0:0:0:ffff:5138:3b1c
81.56.59.29 0:0:0:0:0:ffff:5138:3b1d
81.56.59.30 0:0:0:0:0:ffff:5138:3b1e
81.56.59.31 0:0:0:0:0:ffff:5138:3b1f
81.56.59.32 0:0:0:0:0:ffff:5138:3b20
81.56.59.33 0:0:0:0:0:ffff:5138:3b21
81.56.59.34 0:0:0:0:0:ffff:5138:3b22
81.56.59.35 0:0:0:0:0:ffff:5138:3b23
81.56.59.36 0:0:0:0:0:ffff:5138:3b24
81.56.59.37 0:0:0:0:0:ffff:5138:3b25
81.56.59.38 0:0:0:0:0:ffff:5138:3b26
81.56.59.39 0:0:0:0:0:ffff:5138:3b27
81.56.59.40 0:0:0:0:0:ffff:5138:3b28
81.56.59.41 0:0:0:0:0:ffff:5138:3b29
81.56.59.42 0:0:0:0:0:ffff:5138:3b2a
81.56.59.43 0:0:0:0:0:ffff:5138:3b2b
81.56.59.44 0:0:0:0:0:ffff:5138:3b2c
81.56.59.45 0:0:0:0:0:ffff:5138:3b2d
81.56.59.46 0:0:0:0:0:ffff:5138:3b2e
81.56.59.47 0:0:0:0:0:ffff:5138:3b2f
81.56.59.48 0:0:0:0:0:ffff:5138:3b30
81.56.59.49 0:0:0:0:0:ffff:5138:3b31
81.56.59.50 0:0:0:0:0:ffff:5138:3b32
81.56.59.51 0:0:0:0:0:ffff:5138:3b33
81.56.59.52 0:0:0:0:0:ffff:5138:3b34
81.56.59.53 0:0:0:0:0:ffff:5138:3b35
81.56.59.54 0:0:0:0:0:ffff:5138:3b36
81.56.59.55 0:0:0:0:0:ffff:5138:3b37
81.56.59.56 0:0:0:0:0:ffff:5138:3b38
81.56.59.57 0:0:0:0:0:ffff:5138:3b39
81.56.59.58 0:0:0:0:0:ffff:5138:3b3a
81.56.59.59 0:0:0:0:0:ffff:5138:3b3b
81.56.59.60 0:0:0:0:0:ffff:5138:3b3c


81.56.59.61 0:0:0:0:0:ffff:5138:3b3d
81.56.59.62 0:0:0:0:0:ffff:5138:3b3e
81.56.59.63 0:0:0:0:0:ffff:5138:3b3f
81.56.59.64 0:0:0:0:0:ffff:5138:3b40
81.56.59.65 0:0:0:0:0:ffff:5138:3b41
81.56.59.66 0:0:0:0:0:ffff:5138:3b42
81.56.59.67 0:0:0:0:0:ffff:5138:3b43
81.56.59.68 0:0:0:0:0:ffff:5138:3b44
81.56.59.69 0:0:0:0:0:ffff:5138:3b45
81.56.59.70 0:0:0:0:0:ffff:5138:3b46
81.56.59.71 0:0:0:0:0:ffff:5138:3b47
81.56.59.72 0:0:0:0:0:ffff:5138:3b48
81.56.59.73 0:0:0:0:0:ffff:5138:3b49
81.56.59.74 0:0:0:0:0:ffff:5138:3b4a
81.56.59.75 0:0:0:0:0:ffff:5138:3b4b
81.56.59.76 0:0:0:0:0:ffff:5138:3b4c
81.56.59.77 0:0:0:0:0:ffff:5138:3b4d
81.56.59.78 0:0:0:0:0:ffff:5138:3b4e
81.56.59.79 0:0:0:0:0:ffff:5138:3b4f
81.56.59.80 0:0:0:0:0:ffff:5138:3b50
81.56.59.81 0:0:0:0:0:ffff:5138:3b51
81.56.59.82 0:0:0:0:0:ffff:5138:3b52
81.56.59.83 0:0:0:0:0:ffff:5138:3b53
81.56.59.84 0:0:0:0:0:ffff:5138:3b54
81.56.59.85 0:0:0:0:0:ffff:5138:3b55
81.56.59.86 0:0:0:0:0:ffff:5138:3b56
81.56.59.87 0:0:0:0:0:ffff:5138:3b57
81.56.59.88 0:0:0:0:0:ffff:5138:3b58
81.56.59.89 0:0:0:0:0:ffff:5138:3b59
81.56.59.90 0:0:0:0:0:ffff:5138:3b5a
81.56.59.91 0:0:0:0:0:ffff:5138:3b5b
81.56.59.92 0:0:0:0:0:ffff:5138:3b5c
81.56.59.93 0:0:0:0:0:ffff:5138:3b5d
81.56.59.94 0:0:0:0:0:ffff:5138:3b5e
81.56.59.95 0:0:0:0:0:ffff:5138:3b5f
81.56.59.96 0:0:0:0:0:ffff:5138:3b60
81.56.59.97 0:0:0:0:0:ffff:5138:3b61
81.56.59.98 0:0:0:0:0:ffff:5138:3b62
81.56.59.99 0:0:0:0:0:ffff:5138:3b63
81.56.59.100 0:0:0:0:0:ffff:5138:3b64
81.56.59.101 0:0:0:0:0:ffff:5138:3b65
81.56.59.102 0:0:0:0:0:ffff:5138:3b66
81.56.59.103 0:0:0:0:0:ffff:5138:3b67
81.56.59.104 0:0:0:0:0:ffff:5138:3b68
81.56.59.105 0:0:0:0:0:ffff:5138:3b69
81.56.59.106 0:0:0:0:0:ffff:5138:3b6a
81.56.59.107 0:0:0:0:0:ffff:5138:3b6b
81.56.59.108 0:0:0:0:0:ffff:5138:3b6c
81.56.59.109 0:0:0:0:0:ffff:5138:3b6d
81.56.59.110 0:0:0:0:0:ffff:5138:3b6e
81.56.59.111 0:0:0:0:0:ffff:5138:3b6f
81.56.59.112 0:0:0:0:0:ffff:5138:3b70
81.56.59.113 0:0:0:0:0:ffff:5138:3b71
81.56.59.114 0:0:0:0:0:ffff:5138:3b72
81.56.59.115 0:0:0:0:0:ffff:5138:3b73
81.56.59.116 0:0:0:0:0:ffff:5138:3b74
81.56.59.117 0:0:0:0:0:ffff:5138:3b75
81.56.59.118 0:0:0:0:0:ffff:5138:3b76
81.56.59.119 0:0:0:0:0:ffff:5138:3b77
81.56.59.120 0:0:0:0:0:ffff:5138:3b78


81.56.59.121 0:0:0:0:0:ffff:5138:3b79
81.56.59.122 0:0:0:0:0:ffff:5138:3b7a
81.56.59.123 0:0:0:0:0:ffff:5138:3b7b
81.56.59.124 0:0:0:0:0:ffff:5138:3b7c
81.56.59.125 0:0:0:0:0:ffff:5138:3b7d
81.56.59.126 0:0:0:0:0:ffff:5138:3b7e
81.56.59.127 0:0:0:0:0:ffff:5138:3b7f
81.56.59.128 0:0:0:0:0:ffff:5138:3b80
81.56.59.129 0:0:0:0:0:ffff:5138:3b81
81.56.59.130 0:0:0:0:0:ffff:5138:3b82
81.56.59.131 0:0:0:0:0:ffff:5138:3b83
81.56.59.132 0:0:0:0:0:ffff:5138:3b84
81.56.59.133 0:0:0:0:0:ffff:5138:3b85
81.56.59.134 0:0:0:0:0:ffff:5138:3b86
81.56.59.135 0:0:0:0:0:ffff:5138:3b87
81.56.59.136 0:0:0:0:0:ffff:5138:3b88
81.56.59.137 0:0:0:0:0:ffff:5138:3b89
81.56.59.138 0:0:0:0:0:ffff:5138:3b8a
81.56.59.139 0:0:0:0:0:ffff:5138:3b8b
81.56.59.140 0:0:0:0:0:ffff:5138:3b8c
81.56.59.141 0:0:0:0:0:ffff:5138:3b8d
81.56.59.142 0:0:0:0:0:ffff:5138:3b8e
81.56.59.143 0:0:0:0:0:ffff:5138:3b8f
81.56.59.144 0:0:0:0:0:ffff:5138:3b90
81.56.59.145 0:0:0:0:0:ffff:5138:3b91
81.56.59.146 0:0:0:0:0:ffff:5138:3b92
81.56.59.147 0:0:0:0:0:ffff:5138:3b93
81.56.59.148 0:0:0:0:0:ffff:5138:3b94
81.56.59.149 0:0:0:0:0:ffff:5138:3b95
81.56.59.150 0:0:0:0:0:ffff:5138:3b96
81.56.59.151 0:0:0:0:0:ffff:5138:3b97
81.56.59.152 0:0:0:0:0:ffff:5138:3b98
81.56.59.153 0:0:0:0:0:ffff:5138:3b99
81.56.59.154 0:0:0:0:0:ffff:5138:3b9a
81.56.59.155 0:0:0:0:0:ffff:5138:3b9b
81.56.59.156 0:0:0:0:0:ffff:5138:3b9c
81.56.59.157 0:0:0:0:0:ffff:5138:3b9d
81.56.59.158 0:0:0:0:0:ffff:5138:3b9e
81.56.59.159 0:0:0:0:0:ffff:5138:3b9f
81.56.59.160 0:0:0:0:0:ffff:5138:3ba0
81.56.59.161 0:0:0:0:0:ffff:5138:3ba1
81.56.59.162 0:0:0:0:0:ffff:5138:3ba2
81.56.59.163 0:0:0:0:0:ffff:5138:3ba3
81.56.59.164 0:0:0:0:0:ffff:5138:3ba4
81.56.59.165 0:0:0:0:0:ffff:5138:3ba5
81.56.59.166 0:0:0:0:0:ffff:5138:3ba6
81.56.59.167 0:0:0:0:0:ffff:5138:3ba7
81.56.59.168 0:0:0:0:0:ffff:5138:3ba8
81.56.59.169 0:0:0:0:0:ffff:5138:3ba9
81.56.59.170 0:0:0:0:0:ffff:5138:3baa
81.56.59.171 0:0:0:0:0:ffff:5138:3bab
81.56.59.172 0:0:0:0:0:ffff:5138:3bac
81.56.59.173 0:0:0:0:0:ffff:5138:3bad
81.56.59.174 0:0:0:0:0:ffff:5138:3bae
81.56.59.175 0:0:0:0:0:ffff:5138:3baf
81.56.59.176 0:0:0:0:0:ffff:5138:3bb0
81.56.59.177 0:0:0:0:0:ffff:5138:3bb1
81.56.59.178 0:0:0:0:0:ffff:5138:3bb2
81.56.59.179 0:0:0:0:0:ffff:5138:3bb3
81.56.59.180 0:0:0:0:0:ffff:5138:3bb4


81.56.59.181 0:0:0:0:0:ffff:5138:3bb5
81.56.59.182 0:0:0:0:0:ffff:5138:3bb6
81.56.59.183 0:0:0:0:0:ffff:5138:3bb7
81.56.59.184 0:0:0:0:0:ffff:5138:3bb8
81.56.59.185 0:0:0:0:0:ffff:5138:3bb9
81.56.59.186 0:0:0:0:0:ffff:5138:3bba
81.56.59.187 0:0:0:0:0:ffff:5138:3bbb
81.56.59.188 0:0:0:0:0:ffff:5138:3bbc
81.56.59.189 0:0:0:0:0:ffff:5138:3bbd
81.56.59.190 0:0:0:0:0:ffff:5138:3bbe
81.56.59.191 0:0:0:0:0:ffff:5138:3bbf
81.56.59.192 0:0:0:0:0:ffff:5138:3bc0
81.56.59.193 0:0:0:0:0:ffff:5138:3bc1
81.56.59.194 0:0:0:0:0:ffff:5138:3bc2
81.56.59.195 0:0:0:0:0:ffff:5138:3bc3
81.56.59.196 0:0:0:0:0:ffff:5138:3bc4
81.56.59.197 0:0:0:0:0:ffff:5138:3bc5
81.56.59.198 0:0:0:0:0:ffff:5138:3bc6
81.56.59.199 0:0:0:0:0:ffff:5138:3bc7
81.56.59.200 0:0:0:0:0:ffff:5138:3bc8
81.56.59.201 0:0:0:0:0:ffff:5138:3bc9
81.56.59.202 0:0:0:0:0:ffff:5138:3bca
81.56.59.203 0:0:0:0:0:ffff:5138:3bcb
81.56.59.204 0:0:0:0:0:ffff:5138:3bcc
81.56.59.205 0:0:0:0:0:ffff:5138:3bcd
81.56.59.206 0:0:0:0:0:ffff:5138:3bce
81.56.59.207 0:0:0:0:0:ffff:5138:3bcf
81.56.59.208 0:0:0:0:0:ffff:5138:3bd0
81.56.59.209 0:0:0:0:0:ffff:5138:3bd1
81.56.59.210 0:0:0:0:0:ffff:5138:3bd2
81.56.59.211 0:0:0:0:0:ffff:5138:3bd3
81.56.59.212 0:0:0:0:0:ffff:5138:3bd4
81.56.59.213 0:0:0:0:0:ffff:5138:3bd5
81.56.59.214 0:0:0:0:0:ffff:5138:3bd6
81.56.59.215 0:0:0:0:0:ffff:5138:3bd7
81.56.59.216 0:0:0:0:0:ffff:5138:3bd8
81.56.59.217 0:0:0:0:0:ffff:5138:3bd9
81.56.59.218 0:0:0:0:0:ffff:5138:3bda
81.56.59.219 0:0:0:0:0:ffff:5138:3bdb
81.56.59.220 0:0:0:0:0:ffff:5138:3bdc
81.56.59.221 0:0:0:0:0:ffff:5138:3bdd
81.56.59.222 0:0:0:0:0:ffff:5138:3bde
81.56.59.223 0:0:0:0:0:ffff:5138:3bdf
81.56.59.224 0:0:0:0:0:ffff:5138:3be0
81.56.59.225 0:0:0:0:0:ffff:5138:3be1
81.56.59.226 0:0:0:0:0:ffff:5138:3be2
81.56.59.227 0:0:0:0:0:ffff:5138:3be3
81.56.59.228 0:0:0:0:0:ffff:5138:3be4
81.56.59.229 0:0:0:0:0:ffff:5138:3be5
81.56.59.230 0:0:0:0:0:ffff:5138:3be6
81.56.59.231 0:0:0:0:0:ffff:5138:3be7
81.56.59.232 0:0:0:0:0:ffff:5138:3be8
81.56.59.233 0:0:0:0:0:ffff:5138:3be9
81.56.59.234 0:0:0:0:0:ffff:5138:3bea
81.56.59.235 0:0:0:0:0:ffff:5138:3beb
81.56.59.236 0:0:0:0:0:ffff:5138:3bec
81.56.59.237 0:0:0:0:0:ffff:5138:3bed
81.56.59.238 0:0:0:0:0:ffff:5138:3bee
81.56.59.239 0:0:0:0:0:ffff:5138:3bef
81.56.59.240 0:0:0:0:0:ffff:5138:3bf0
81.56.59.241 0:0:0:0:0:ffff:5138:3bf1
81.56.59.242 0:0:0:0:0:ffff:5138:3bf2
81.56.59.243 0:0:0:0:0:ffff:5138:3bf3
81.56.59.244 0:0:0:0:0:ffff:5138:3bf4
81.56.59.245 0:0:0:0:0:ffff:5138:3bf5
81.56.59.246 0:0:0:0:0:ffff:5138:3bf6
81.56.59.247 0:0:0:0:0:ffff:5138:3bf7
81.56.59.248 0:0:0:0:0:ffff:5138:3bf8
81.56.59.249 0:0:0:0:0:ffff:5138:3bf9
81.56.59.250 0:0:0:0:0:ffff:5138:3bfa
81.56.59.251 0:0:0:0:0:ffff:5138:3bfb
81.56.59.252 0:0:0:0:0:ffff:5138:3bfc
81.56.59.253 0:0:0:0:0:ffff:5138:3bfd
81.56.59.254 0:0:0:0:0:ffff:5138:3bfe
81.56.59.255 0:0:0:0:0:ffff:5138:3bff


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.