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
56.205.42.1 0:0:0:0:0:ffff:38cd:2a01
56.205.42.2 0:0:0:0:0:ffff:38cd:2a02
56.205.42.3 0:0:0:0:0:ffff:38cd:2a03
56.205.42.4 0:0:0:0:0:ffff:38cd:2a04
56.205.42.5 0:0:0:0:0:ffff:38cd:2a05
56.205.42.6 0:0:0:0:0:ffff:38cd:2a06
56.205.42.7 0:0:0:0:0:ffff:38cd:2a07
56.205.42.8 0:0:0:0:0:ffff:38cd:2a08
56.205.42.9 0:0:0:0:0:ffff:38cd:2a09
56.205.42.10 0:0:0:0:0:ffff:38cd:2a0a
56.205.42.11 0:0:0:0:0:ffff:38cd:2a0b
56.205.42.12 0:0:0:0:0:ffff:38cd:2a0c
56.205.42.13 0:0:0:0:0:ffff:38cd:2a0d
56.205.42.14 0:0:0:0:0:ffff:38cd:2a0e
56.205.42.15 0:0:0:0:0:ffff:38cd:2a0f
56.205.42.16 0:0:0:0:0:ffff:38cd:2a10
56.205.42.17 0:0:0:0:0:ffff:38cd:2a11
56.205.42.18 0:0:0:0:0:ffff:38cd:2a12
56.205.42.19 0:0:0:0:0:ffff:38cd:2a13
56.205.42.20 0:0:0:0:0:ffff:38cd:2a14
56.205.42.21 0:0:0:0:0:ffff:38cd:2a15
56.205.42.22 0:0:0:0:0:ffff:38cd:2a16
56.205.42.23 0:0:0:0:0:ffff:38cd:2a17
56.205.42.24 0:0:0:0:0:ffff:38cd:2a18
56.205.42.25 0:0:0:0:0:ffff:38cd:2a19
56.205.42.26 0:0:0:0:0:ffff:38cd:2a1a
56.205.42.27 0:0:0:0:0:ffff:38cd:2a1b
56.205.42.28 0:0:0:0:0:ffff:38cd:2a1c
56.205.42.29 0:0:0:0:0:ffff:38cd:2a1d
56.205.42.30 0:0:0:0:0:ffff:38cd:2a1e
56.205.42.31 0:0:0:0:0:ffff:38cd:2a1f
56.205.42.32 0:0:0:0:0:ffff:38cd:2a20
56.205.42.33 0:0:0:0:0:ffff:38cd:2a21
56.205.42.34 0:0:0:0:0:ffff:38cd:2a22
56.205.42.35 0:0:0:0:0:ffff:38cd:2a23
56.205.42.36 0:0:0:0:0:ffff:38cd:2a24
56.205.42.37 0:0:0:0:0:ffff:38cd:2a25
56.205.42.38 0:0:0:0:0:ffff:38cd:2a26
56.205.42.39 0:0:0:0:0:ffff:38cd:2a27
56.205.42.40 0:0:0:0:0:ffff:38cd:2a28
56.205.42.41 0:0:0:0:0:ffff:38cd:2a29
56.205.42.42 0:0:0:0:0:ffff:38cd:2a2a
56.205.42.43 0:0:0:0:0:ffff:38cd:2a2b
56.205.42.44 0:0:0:0:0:ffff:38cd:2a2c
56.205.42.45 0:0:0:0:0:ffff:38cd:2a2d
56.205.42.46 0:0:0:0:0:ffff:38cd:2a2e
56.205.42.47 0:0:0:0:0:ffff:38cd:2a2f
56.205.42.48 0:0:0:0:0:ffff:38cd:2a30
56.205.42.49 0:0:0:0:0:ffff:38cd:2a31
56.205.42.50 0:0:0:0:0:ffff:38cd:2a32
56.205.42.51 0:0:0:0:0:ffff:38cd:2a33
56.205.42.52 0:0:0:0:0:ffff:38cd:2a34
56.205.42.53 0:0:0:0:0:ffff:38cd:2a35
56.205.42.54 0:0:0:0:0:ffff:38cd:2a36
56.205.42.55 0:0:0:0:0:ffff:38cd:2a37
56.205.42.56 0:0:0:0:0:ffff:38cd:2a38
56.205.42.57 0:0:0:0:0:ffff:38cd:2a39
56.205.42.58 0:0:0:0:0:ffff:38cd:2a3a
56.205.42.59 0:0:0:0:0:ffff:38cd:2a3b
56.205.42.60 0:0:0:0:0:ffff:38cd:2a3c


56.205.42.61 0:0:0:0:0:ffff:38cd:2a3d
56.205.42.62 0:0:0:0:0:ffff:38cd:2a3e
56.205.42.63 0:0:0:0:0:ffff:38cd:2a3f
56.205.42.64 0:0:0:0:0:ffff:38cd:2a40
56.205.42.65 0:0:0:0:0:ffff:38cd:2a41
56.205.42.66 0:0:0:0:0:ffff:38cd:2a42
56.205.42.67 0:0:0:0:0:ffff:38cd:2a43
56.205.42.68 0:0:0:0:0:ffff:38cd:2a44
56.205.42.69 0:0:0:0:0:ffff:38cd:2a45
56.205.42.70 0:0:0:0:0:ffff:38cd:2a46
56.205.42.71 0:0:0:0:0:ffff:38cd:2a47
56.205.42.72 0:0:0:0:0:ffff:38cd:2a48
56.205.42.73 0:0:0:0:0:ffff:38cd:2a49
56.205.42.74 0:0:0:0:0:ffff:38cd:2a4a
56.205.42.75 0:0:0:0:0:ffff:38cd:2a4b
56.205.42.76 0:0:0:0:0:ffff:38cd:2a4c
56.205.42.77 0:0:0:0:0:ffff:38cd:2a4d
56.205.42.78 0:0:0:0:0:ffff:38cd:2a4e
56.205.42.79 0:0:0:0:0:ffff:38cd:2a4f
56.205.42.80 0:0:0:0:0:ffff:38cd:2a50
56.205.42.81 0:0:0:0:0:ffff:38cd:2a51
56.205.42.82 0:0:0:0:0:ffff:38cd:2a52
56.205.42.83 0:0:0:0:0:ffff:38cd:2a53
56.205.42.84 0:0:0:0:0:ffff:38cd:2a54
56.205.42.85 0:0:0:0:0:ffff:38cd:2a55
56.205.42.86 0:0:0:0:0:ffff:38cd:2a56
56.205.42.87 0:0:0:0:0:ffff:38cd:2a57
56.205.42.88 0:0:0:0:0:ffff:38cd:2a58
56.205.42.89 0:0:0:0:0:ffff:38cd:2a59
56.205.42.90 0:0:0:0:0:ffff:38cd:2a5a
56.205.42.91 0:0:0:0:0:ffff:38cd:2a5b
56.205.42.92 0:0:0:0:0:ffff:38cd:2a5c
56.205.42.93 0:0:0:0:0:ffff:38cd:2a5d
56.205.42.94 0:0:0:0:0:ffff:38cd:2a5e
56.205.42.95 0:0:0:0:0:ffff:38cd:2a5f
56.205.42.96 0:0:0:0:0:ffff:38cd:2a60
56.205.42.97 0:0:0:0:0:ffff:38cd:2a61
56.205.42.98 0:0:0:0:0:ffff:38cd:2a62
56.205.42.99 0:0:0:0:0:ffff:38cd:2a63
56.205.42.100 0:0:0:0:0:ffff:38cd:2a64
56.205.42.101 0:0:0:0:0:ffff:38cd:2a65
56.205.42.102 0:0:0:0:0:ffff:38cd:2a66
56.205.42.103 0:0:0:0:0:ffff:38cd:2a67
56.205.42.104 0:0:0:0:0:ffff:38cd:2a68
56.205.42.105 0:0:0:0:0:ffff:38cd:2a69
56.205.42.106 0:0:0:0:0:ffff:38cd:2a6a
56.205.42.107 0:0:0:0:0:ffff:38cd:2a6b
56.205.42.108 0:0:0:0:0:ffff:38cd:2a6c
56.205.42.109 0:0:0:0:0:ffff:38cd:2a6d
56.205.42.110 0:0:0:0:0:ffff:38cd:2a6e
56.205.42.111 0:0:0:0:0:ffff:38cd:2a6f
56.205.42.112 0:0:0:0:0:ffff:38cd:2a70
56.205.42.113 0:0:0:0:0:ffff:38cd:2a71
56.205.42.114 0:0:0:0:0:ffff:38cd:2a72
56.205.42.115 0:0:0:0:0:ffff:38cd:2a73
56.205.42.116 0:0:0:0:0:ffff:38cd:2a74
56.205.42.117 0:0:0:0:0:ffff:38cd:2a75
56.205.42.118 0:0:0:0:0:ffff:38cd:2a76
56.205.42.119 0:0:0:0:0:ffff:38cd:2a77
56.205.42.120 0:0:0:0:0:ffff:38cd:2a78


56.205.42.121 0:0:0:0:0:ffff:38cd:2a79
56.205.42.122 0:0:0:0:0:ffff:38cd:2a7a
56.205.42.123 0:0:0:0:0:ffff:38cd:2a7b
56.205.42.124 0:0:0:0:0:ffff:38cd:2a7c
56.205.42.125 0:0:0:0:0:ffff:38cd:2a7d
56.205.42.126 0:0:0:0:0:ffff:38cd:2a7e
56.205.42.127 0:0:0:0:0:ffff:38cd:2a7f
56.205.42.128 0:0:0:0:0:ffff:38cd:2a80
56.205.42.129 0:0:0:0:0:ffff:38cd:2a81
56.205.42.130 0:0:0:0:0:ffff:38cd:2a82
56.205.42.131 0:0:0:0:0:ffff:38cd:2a83
56.205.42.132 0:0:0:0:0:ffff:38cd:2a84
56.205.42.133 0:0:0:0:0:ffff:38cd:2a85
56.205.42.134 0:0:0:0:0:ffff:38cd:2a86
56.205.42.135 0:0:0:0:0:ffff:38cd:2a87
56.205.42.136 0:0:0:0:0:ffff:38cd:2a88
56.205.42.137 0:0:0:0:0:ffff:38cd:2a89
56.205.42.138 0:0:0:0:0:ffff:38cd:2a8a
56.205.42.139 0:0:0:0:0:ffff:38cd:2a8b
56.205.42.140 0:0:0:0:0:ffff:38cd:2a8c
56.205.42.141 0:0:0:0:0:ffff:38cd:2a8d
56.205.42.142 0:0:0:0:0:ffff:38cd:2a8e
56.205.42.143 0:0:0:0:0:ffff:38cd:2a8f
56.205.42.144 0:0:0:0:0:ffff:38cd:2a90
56.205.42.145 0:0:0:0:0:ffff:38cd:2a91
56.205.42.146 0:0:0:0:0:ffff:38cd:2a92
56.205.42.147 0:0:0:0:0:ffff:38cd:2a93
56.205.42.148 0:0:0:0:0:ffff:38cd:2a94
56.205.42.149 0:0:0:0:0:ffff:38cd:2a95
56.205.42.150 0:0:0:0:0:ffff:38cd:2a96
56.205.42.151 0:0:0:0:0:ffff:38cd:2a97
56.205.42.152 0:0:0:0:0:ffff:38cd:2a98
56.205.42.153 0:0:0:0:0:ffff:38cd:2a99
56.205.42.154 0:0:0:0:0:ffff:38cd:2a9a
56.205.42.155 0:0:0:0:0:ffff:38cd:2a9b
56.205.42.156 0:0:0:0:0:ffff:38cd:2a9c
56.205.42.157 0:0:0:0:0:ffff:38cd:2a9d
56.205.42.158 0:0:0:0:0:ffff:38cd:2a9e
56.205.42.159 0:0:0:0:0:ffff:38cd:2a9f
56.205.42.160 0:0:0:0:0:ffff:38cd:2aa0
56.205.42.161 0:0:0:0:0:ffff:38cd:2aa1
56.205.42.162 0:0:0:0:0:ffff:38cd:2aa2
56.205.42.163 0:0:0:0:0:ffff:38cd:2aa3
56.205.42.164 0:0:0:0:0:ffff:38cd:2aa4
56.205.42.165 0:0:0:0:0:ffff:38cd:2aa5
56.205.42.166 0:0:0:0:0:ffff:38cd:2aa6
56.205.42.167 0:0:0:0:0:ffff:38cd:2aa7
56.205.42.168 0:0:0:0:0:ffff:38cd:2aa8
56.205.42.169 0:0:0:0:0:ffff:38cd:2aa9
56.205.42.170 0:0:0:0:0:ffff:38cd:2aaa
56.205.42.171 0:0:0:0:0:ffff:38cd:2aab
56.205.42.172 0:0:0:0:0:ffff:38cd:2aac
56.205.42.173 0:0:0:0:0:ffff:38cd:2aad
56.205.42.174 0:0:0:0:0:ffff:38cd:2aae
56.205.42.175 0:0:0:0:0:ffff:38cd:2aaf
56.205.42.176 0:0:0:0:0:ffff:38cd:2ab0
56.205.42.177 0:0:0:0:0:ffff:38cd:2ab1
56.205.42.178 0:0:0:0:0:ffff:38cd:2ab2
56.205.42.179 0:0:0:0:0:ffff:38cd:2ab3
56.205.42.180 0:0:0:0:0:ffff:38cd:2ab4


56.205.42.181 0:0:0:0:0:ffff:38cd:2ab5
56.205.42.182 0:0:0:0:0:ffff:38cd:2ab6
56.205.42.183 0:0:0:0:0:ffff:38cd:2ab7
56.205.42.184 0:0:0:0:0:ffff:38cd:2ab8
56.205.42.185 0:0:0:0:0:ffff:38cd:2ab9
56.205.42.186 0:0:0:0:0:ffff:38cd:2aba
56.205.42.187 0:0:0:0:0:ffff:38cd:2abb
56.205.42.188 0:0:0:0:0:ffff:38cd:2abc
56.205.42.189 0:0:0:0:0:ffff:38cd:2abd
56.205.42.190 0:0:0:0:0:ffff:38cd:2abe
56.205.42.191 0:0:0:0:0:ffff:38cd:2abf
56.205.42.192 0:0:0:0:0:ffff:38cd:2ac0
56.205.42.193 0:0:0:0:0:ffff:38cd:2ac1
56.205.42.194 0:0:0:0:0:ffff:38cd:2ac2
56.205.42.195 0:0:0:0:0:ffff:38cd:2ac3
56.205.42.196 0:0:0:0:0:ffff:38cd:2ac4
56.205.42.197 0:0:0:0:0:ffff:38cd:2ac5
56.205.42.198 0:0:0:0:0:ffff:38cd:2ac6
56.205.42.199 0:0:0:0:0:ffff:38cd:2ac7
56.205.42.200 0:0:0:0:0:ffff:38cd:2ac8
56.205.42.201 0:0:0:0:0:ffff:38cd:2ac9
56.205.42.202 0:0:0:0:0:ffff:38cd:2aca
56.205.42.203 0:0:0:0:0:ffff:38cd:2acb
56.205.42.204 0:0:0:0:0:ffff:38cd:2acc
56.205.42.205 0:0:0:0:0:ffff:38cd:2acd
56.205.42.206 0:0:0:0:0:ffff:38cd:2ace
56.205.42.207 0:0:0:0:0:ffff:38cd:2acf
56.205.42.208 0:0:0:0:0:ffff:38cd:2ad0
56.205.42.209 0:0:0:0:0:ffff:38cd:2ad1
56.205.42.210 0:0:0:0:0:ffff:38cd:2ad2
56.205.42.211 0:0:0:0:0:ffff:38cd:2ad3
56.205.42.212 0:0:0:0:0:ffff:38cd:2ad4
56.205.42.213 0:0:0:0:0:ffff:38cd:2ad5
56.205.42.214 0:0:0:0:0:ffff:38cd:2ad6
56.205.42.215 0:0:0:0:0:ffff:38cd:2ad7
56.205.42.216 0:0:0:0:0:ffff:38cd:2ad8
56.205.42.217 0:0:0:0:0:ffff:38cd:2ad9
56.205.42.218 0:0:0:0:0:ffff:38cd:2ada
56.205.42.219 0:0:0:0:0:ffff:38cd:2adb
56.205.42.220 0:0:0:0:0:ffff:38cd:2adc
56.205.42.221 0:0:0:0:0:ffff:38cd:2add
56.205.42.222 0:0:0:0:0:ffff:38cd:2ade
56.205.42.223 0:0:0:0:0:ffff:38cd:2adf
56.205.42.224 0:0:0:0:0:ffff:38cd:2ae0
56.205.42.225 0:0:0:0:0:ffff:38cd:2ae1
56.205.42.226 0:0:0:0:0:ffff:38cd:2ae2
56.205.42.227 0:0:0:0:0:ffff:38cd:2ae3
56.205.42.228 0:0:0:0:0:ffff:38cd:2ae4
56.205.42.229 0:0:0:0:0:ffff:38cd:2ae5
56.205.42.230 0:0:0:0:0:ffff:38cd:2ae6
56.205.42.231 0:0:0:0:0:ffff:38cd:2ae7
56.205.42.232 0:0:0:0:0:ffff:38cd:2ae8
56.205.42.233 0:0:0:0:0:ffff:38cd:2ae9
56.205.42.234 0:0:0:0:0:ffff:38cd:2aea
56.205.42.235 0:0:0:0:0:ffff:38cd:2aeb
56.205.42.236 0:0:0:0:0:ffff:38cd:2aec
56.205.42.237 0:0:0:0:0:ffff:38cd:2aed
56.205.42.238 0:0:0:0:0:ffff:38cd:2aee
56.205.42.239 0:0:0:0:0:ffff:38cd:2aef
56.205.42.240 0:0:0:0:0:ffff:38cd:2af0
56.205.42.241 0:0:0:0:0:ffff:38cd:2af1
56.205.42.242 0:0:0:0:0:ffff:38cd:2af2
56.205.42.243 0:0:0:0:0:ffff:38cd:2af3
56.205.42.244 0:0:0:0:0:ffff:38cd:2af4
56.205.42.245 0:0:0:0:0:ffff:38cd:2af5
56.205.42.246 0:0:0:0:0:ffff:38cd:2af6
56.205.42.247 0:0:0:0:0:ffff:38cd:2af7
56.205.42.248 0:0:0:0:0:ffff:38cd:2af8
56.205.42.249 0:0:0:0:0:ffff:38cd:2af9
56.205.42.250 0:0:0:0:0:ffff:38cd:2afa
56.205.42.251 0:0:0:0:0:ffff:38cd:2afb
56.205.42.252 0:0:0:0:0:ffff:38cd:2afc
56.205.42.253 0:0:0:0:0:ffff:38cd:2afd
56.205.42.254 0:0:0:0:0:ffff:38cd:2afe
56.205.42.255 0:0:0:0:0:ffff:38cd:2aff


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.