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
127.156.155.1 0:0:0:0:0:ffff:7f9c:9b01
127.156.155.2 0:0:0:0:0:ffff:7f9c:9b02
127.156.155.3 0:0:0:0:0:ffff:7f9c:9b03
127.156.155.4 0:0:0:0:0:ffff:7f9c:9b04
127.156.155.5 0:0:0:0:0:ffff:7f9c:9b05
127.156.155.6 0:0:0:0:0:ffff:7f9c:9b06
127.156.155.7 0:0:0:0:0:ffff:7f9c:9b07
127.156.155.8 0:0:0:0:0:ffff:7f9c:9b08
127.156.155.9 0:0:0:0:0:ffff:7f9c:9b09
127.156.155.10 0:0:0:0:0:ffff:7f9c:9b0a
127.156.155.11 0:0:0:0:0:ffff:7f9c:9b0b
127.156.155.12 0:0:0:0:0:ffff:7f9c:9b0c
127.156.155.13 0:0:0:0:0:ffff:7f9c:9b0d
127.156.155.14 0:0:0:0:0:ffff:7f9c:9b0e
127.156.155.15 0:0:0:0:0:ffff:7f9c:9b0f
127.156.155.16 0:0:0:0:0:ffff:7f9c:9b10
127.156.155.17 0:0:0:0:0:ffff:7f9c:9b11
127.156.155.18 0:0:0:0:0:ffff:7f9c:9b12
127.156.155.19 0:0:0:0:0:ffff:7f9c:9b13
127.156.155.20 0:0:0:0:0:ffff:7f9c:9b14
127.156.155.21 0:0:0:0:0:ffff:7f9c:9b15
127.156.155.22 0:0:0:0:0:ffff:7f9c:9b16
127.156.155.23 0:0:0:0:0:ffff:7f9c:9b17
127.156.155.24 0:0:0:0:0:ffff:7f9c:9b18
127.156.155.25 0:0:0:0:0:ffff:7f9c:9b19
127.156.155.26 0:0:0:0:0:ffff:7f9c:9b1a
127.156.155.27 0:0:0:0:0:ffff:7f9c:9b1b
127.156.155.28 0:0:0:0:0:ffff:7f9c:9b1c
127.156.155.29 0:0:0:0:0:ffff:7f9c:9b1d
127.156.155.30 0:0:0:0:0:ffff:7f9c:9b1e
127.156.155.31 0:0:0:0:0:ffff:7f9c:9b1f
127.156.155.32 0:0:0:0:0:ffff:7f9c:9b20
127.156.155.33 0:0:0:0:0:ffff:7f9c:9b21
127.156.155.34 0:0:0:0:0:ffff:7f9c:9b22
127.156.155.35 0:0:0:0:0:ffff:7f9c:9b23
127.156.155.36 0:0:0:0:0:ffff:7f9c:9b24
127.156.155.37 0:0:0:0:0:ffff:7f9c:9b25
127.156.155.38 0:0:0:0:0:ffff:7f9c:9b26
127.156.155.39 0:0:0:0:0:ffff:7f9c:9b27
127.156.155.40 0:0:0:0:0:ffff:7f9c:9b28
127.156.155.41 0:0:0:0:0:ffff:7f9c:9b29
127.156.155.42 0:0:0:0:0:ffff:7f9c:9b2a
127.156.155.43 0:0:0:0:0:ffff:7f9c:9b2b
127.156.155.44 0:0:0:0:0:ffff:7f9c:9b2c
127.156.155.45 0:0:0:0:0:ffff:7f9c:9b2d
127.156.155.46 0:0:0:0:0:ffff:7f9c:9b2e
127.156.155.47 0:0:0:0:0:ffff:7f9c:9b2f
127.156.155.48 0:0:0:0:0:ffff:7f9c:9b30
127.156.155.49 0:0:0:0:0:ffff:7f9c:9b31
127.156.155.50 0:0:0:0:0:ffff:7f9c:9b32
127.156.155.51 0:0:0:0:0:ffff:7f9c:9b33
127.156.155.52 0:0:0:0:0:ffff:7f9c:9b34
127.156.155.53 0:0:0:0:0:ffff:7f9c:9b35
127.156.155.54 0:0:0:0:0:ffff:7f9c:9b36
127.156.155.55 0:0:0:0:0:ffff:7f9c:9b37
127.156.155.56 0:0:0:0:0:ffff:7f9c:9b38
127.156.155.57 0:0:0:0:0:ffff:7f9c:9b39
127.156.155.58 0:0:0:0:0:ffff:7f9c:9b3a
127.156.155.59 0:0:0:0:0:ffff:7f9c:9b3b
127.156.155.60 0:0:0:0:0:ffff:7f9c:9b3c


127.156.155.61 0:0:0:0:0:ffff:7f9c:9b3d
127.156.155.62 0:0:0:0:0:ffff:7f9c:9b3e
127.156.155.63 0:0:0:0:0:ffff:7f9c:9b3f
127.156.155.64 0:0:0:0:0:ffff:7f9c:9b40
127.156.155.65 0:0:0:0:0:ffff:7f9c:9b41
127.156.155.66 0:0:0:0:0:ffff:7f9c:9b42
127.156.155.67 0:0:0:0:0:ffff:7f9c:9b43
127.156.155.68 0:0:0:0:0:ffff:7f9c:9b44
127.156.155.69 0:0:0:0:0:ffff:7f9c:9b45
127.156.155.70 0:0:0:0:0:ffff:7f9c:9b46
127.156.155.71 0:0:0:0:0:ffff:7f9c:9b47
127.156.155.72 0:0:0:0:0:ffff:7f9c:9b48
127.156.155.73 0:0:0:0:0:ffff:7f9c:9b49
127.156.155.74 0:0:0:0:0:ffff:7f9c:9b4a
127.156.155.75 0:0:0:0:0:ffff:7f9c:9b4b
127.156.155.76 0:0:0:0:0:ffff:7f9c:9b4c
127.156.155.77 0:0:0:0:0:ffff:7f9c:9b4d
127.156.155.78 0:0:0:0:0:ffff:7f9c:9b4e
127.156.155.79 0:0:0:0:0:ffff:7f9c:9b4f
127.156.155.80 0:0:0:0:0:ffff:7f9c:9b50
127.156.155.81 0:0:0:0:0:ffff:7f9c:9b51
127.156.155.82 0:0:0:0:0:ffff:7f9c:9b52
127.156.155.83 0:0:0:0:0:ffff:7f9c:9b53
127.156.155.84 0:0:0:0:0:ffff:7f9c:9b54
127.156.155.85 0:0:0:0:0:ffff:7f9c:9b55
127.156.155.86 0:0:0:0:0:ffff:7f9c:9b56
127.156.155.87 0:0:0:0:0:ffff:7f9c:9b57
127.156.155.88 0:0:0:0:0:ffff:7f9c:9b58
127.156.155.89 0:0:0:0:0:ffff:7f9c:9b59
127.156.155.90 0:0:0:0:0:ffff:7f9c:9b5a
127.156.155.91 0:0:0:0:0:ffff:7f9c:9b5b
127.156.155.92 0:0:0:0:0:ffff:7f9c:9b5c
127.156.155.93 0:0:0:0:0:ffff:7f9c:9b5d
127.156.155.94 0:0:0:0:0:ffff:7f9c:9b5e
127.156.155.95 0:0:0:0:0:ffff:7f9c:9b5f
127.156.155.96 0:0:0:0:0:ffff:7f9c:9b60
127.156.155.97 0:0:0:0:0:ffff:7f9c:9b61
127.156.155.98 0:0:0:0:0:ffff:7f9c:9b62
127.156.155.99 0:0:0:0:0:ffff:7f9c:9b63
127.156.155.100 0:0:0:0:0:ffff:7f9c:9b64
127.156.155.101 0:0:0:0:0:ffff:7f9c:9b65
127.156.155.102 0:0:0:0:0:ffff:7f9c:9b66
127.156.155.103 0:0:0:0:0:ffff:7f9c:9b67
127.156.155.104 0:0:0:0:0:ffff:7f9c:9b68
127.156.155.105 0:0:0:0:0:ffff:7f9c:9b69
127.156.155.106 0:0:0:0:0:ffff:7f9c:9b6a
127.156.155.107 0:0:0:0:0:ffff:7f9c:9b6b
127.156.155.108 0:0:0:0:0:ffff:7f9c:9b6c
127.156.155.109 0:0:0:0:0:ffff:7f9c:9b6d
127.156.155.110 0:0:0:0:0:ffff:7f9c:9b6e
127.156.155.111 0:0:0:0:0:ffff:7f9c:9b6f
127.156.155.112 0:0:0:0:0:ffff:7f9c:9b70
127.156.155.113 0:0:0:0:0:ffff:7f9c:9b71
127.156.155.114 0:0:0:0:0:ffff:7f9c:9b72
127.156.155.115 0:0:0:0:0:ffff:7f9c:9b73
127.156.155.116 0:0:0:0:0:ffff:7f9c:9b74
127.156.155.117 0:0:0:0:0:ffff:7f9c:9b75
127.156.155.118 0:0:0:0:0:ffff:7f9c:9b76
127.156.155.119 0:0:0:0:0:ffff:7f9c:9b77
127.156.155.120 0:0:0:0:0:ffff:7f9c:9b78


127.156.155.121 0:0:0:0:0:ffff:7f9c:9b79
127.156.155.122 0:0:0:0:0:ffff:7f9c:9b7a
127.156.155.123 0:0:0:0:0:ffff:7f9c:9b7b
127.156.155.124 0:0:0:0:0:ffff:7f9c:9b7c
127.156.155.125 0:0:0:0:0:ffff:7f9c:9b7d
127.156.155.126 0:0:0:0:0:ffff:7f9c:9b7e
127.156.155.127 0:0:0:0:0:ffff:7f9c:9b7f
127.156.155.128 0:0:0:0:0:ffff:7f9c:9b80
127.156.155.129 0:0:0:0:0:ffff:7f9c:9b81
127.156.155.130 0:0:0:0:0:ffff:7f9c:9b82
127.156.155.131 0:0:0:0:0:ffff:7f9c:9b83
127.156.155.132 0:0:0:0:0:ffff:7f9c:9b84
127.156.155.133 0:0:0:0:0:ffff:7f9c:9b85
127.156.155.134 0:0:0:0:0:ffff:7f9c:9b86
127.156.155.135 0:0:0:0:0:ffff:7f9c:9b87
127.156.155.136 0:0:0:0:0:ffff:7f9c:9b88
127.156.155.137 0:0:0:0:0:ffff:7f9c:9b89
127.156.155.138 0:0:0:0:0:ffff:7f9c:9b8a
127.156.155.139 0:0:0:0:0:ffff:7f9c:9b8b
127.156.155.140 0:0:0:0:0:ffff:7f9c:9b8c
127.156.155.141 0:0:0:0:0:ffff:7f9c:9b8d
127.156.155.142 0:0:0:0:0:ffff:7f9c:9b8e
127.156.155.143 0:0:0:0:0:ffff:7f9c:9b8f
127.156.155.144 0:0:0:0:0:ffff:7f9c:9b90
127.156.155.145 0:0:0:0:0:ffff:7f9c:9b91
127.156.155.146 0:0:0:0:0:ffff:7f9c:9b92
127.156.155.147 0:0:0:0:0:ffff:7f9c:9b93
127.156.155.148 0:0:0:0:0:ffff:7f9c:9b94
127.156.155.149 0:0:0:0:0:ffff:7f9c:9b95
127.156.155.150 0:0:0:0:0:ffff:7f9c:9b96
127.156.155.151 0:0:0:0:0:ffff:7f9c:9b97
127.156.155.152 0:0:0:0:0:ffff:7f9c:9b98
127.156.155.153 0:0:0:0:0:ffff:7f9c:9b99
127.156.155.154 0:0:0:0:0:ffff:7f9c:9b9a
127.156.155.155 0:0:0:0:0:ffff:7f9c:9b9b
127.156.155.156 0:0:0:0:0:ffff:7f9c:9b9c
127.156.155.157 0:0:0:0:0:ffff:7f9c:9b9d
127.156.155.158 0:0:0:0:0:ffff:7f9c:9b9e
127.156.155.159 0:0:0:0:0:ffff:7f9c:9b9f
127.156.155.160 0:0:0:0:0:ffff:7f9c:9ba0
127.156.155.161 0:0:0:0:0:ffff:7f9c:9ba1
127.156.155.162 0:0:0:0:0:ffff:7f9c:9ba2
127.156.155.163 0:0:0:0:0:ffff:7f9c:9ba3
127.156.155.164 0:0:0:0:0:ffff:7f9c:9ba4
127.156.155.165 0:0:0:0:0:ffff:7f9c:9ba5
127.156.155.166 0:0:0:0:0:ffff:7f9c:9ba6
127.156.155.167 0:0:0:0:0:ffff:7f9c:9ba7
127.156.155.168 0:0:0:0:0:ffff:7f9c:9ba8
127.156.155.169 0:0:0:0:0:ffff:7f9c:9ba9
127.156.155.170 0:0:0:0:0:ffff:7f9c:9baa
127.156.155.171 0:0:0:0:0:ffff:7f9c:9bab
127.156.155.172 0:0:0:0:0:ffff:7f9c:9bac
127.156.155.173 0:0:0:0:0:ffff:7f9c:9bad
127.156.155.174 0:0:0:0:0:ffff:7f9c:9bae
127.156.155.175 0:0:0:0:0:ffff:7f9c:9baf
127.156.155.176 0:0:0:0:0:ffff:7f9c:9bb0
127.156.155.177 0:0:0:0:0:ffff:7f9c:9bb1
127.156.155.178 0:0:0:0:0:ffff:7f9c:9bb2
127.156.155.179 0:0:0:0:0:ffff:7f9c:9bb3
127.156.155.180 0:0:0:0:0:ffff:7f9c:9bb4


127.156.155.181 0:0:0:0:0:ffff:7f9c:9bb5
127.156.155.182 0:0:0:0:0:ffff:7f9c:9bb6
127.156.155.183 0:0:0:0:0:ffff:7f9c:9bb7
127.156.155.184 0:0:0:0:0:ffff:7f9c:9bb8
127.156.155.185 0:0:0:0:0:ffff:7f9c:9bb9
127.156.155.186 0:0:0:0:0:ffff:7f9c:9bba
127.156.155.187 0:0:0:0:0:ffff:7f9c:9bbb
127.156.155.188 0:0:0:0:0:ffff:7f9c:9bbc
127.156.155.189 0:0:0:0:0:ffff:7f9c:9bbd
127.156.155.190 0:0:0:0:0:ffff:7f9c:9bbe
127.156.155.191 0:0:0:0:0:ffff:7f9c:9bbf
127.156.155.192 0:0:0:0:0:ffff:7f9c:9bc0
127.156.155.193 0:0:0:0:0:ffff:7f9c:9bc1
127.156.155.194 0:0:0:0:0:ffff:7f9c:9bc2
127.156.155.195 0:0:0:0:0:ffff:7f9c:9bc3
127.156.155.196 0:0:0:0:0:ffff:7f9c:9bc4
127.156.155.197 0:0:0:0:0:ffff:7f9c:9bc5
127.156.155.198 0:0:0:0:0:ffff:7f9c:9bc6
127.156.155.199 0:0:0:0:0:ffff:7f9c:9bc7
127.156.155.200 0:0:0:0:0:ffff:7f9c:9bc8
127.156.155.201 0:0:0:0:0:ffff:7f9c:9bc9
127.156.155.202 0:0:0:0:0:ffff:7f9c:9bca
127.156.155.203 0:0:0:0:0:ffff:7f9c:9bcb
127.156.155.204 0:0:0:0:0:ffff:7f9c:9bcc
127.156.155.205 0:0:0:0:0:ffff:7f9c:9bcd
127.156.155.206 0:0:0:0:0:ffff:7f9c:9bce
127.156.155.207 0:0:0:0:0:ffff:7f9c:9bcf
127.156.155.208 0:0:0:0:0:ffff:7f9c:9bd0
127.156.155.209 0:0:0:0:0:ffff:7f9c:9bd1
127.156.155.210 0:0:0:0:0:ffff:7f9c:9bd2
127.156.155.211 0:0:0:0:0:ffff:7f9c:9bd3
127.156.155.212 0:0:0:0:0:ffff:7f9c:9bd4
127.156.155.213 0:0:0:0:0:ffff:7f9c:9bd5
127.156.155.214 0:0:0:0:0:ffff:7f9c:9bd6
127.156.155.215 0:0:0:0:0:ffff:7f9c:9bd7
127.156.155.216 0:0:0:0:0:ffff:7f9c:9bd8
127.156.155.217 0:0:0:0:0:ffff:7f9c:9bd9
127.156.155.218 0:0:0:0:0:ffff:7f9c:9bda
127.156.155.219 0:0:0:0:0:ffff:7f9c:9bdb
127.156.155.220 0:0:0:0:0:ffff:7f9c:9bdc
127.156.155.221 0:0:0:0:0:ffff:7f9c:9bdd
127.156.155.222 0:0:0:0:0:ffff:7f9c:9bde
127.156.155.223 0:0:0:0:0:ffff:7f9c:9bdf
127.156.155.224 0:0:0:0:0:ffff:7f9c:9be0
127.156.155.225 0:0:0:0:0:ffff:7f9c:9be1
127.156.155.226 0:0:0:0:0:ffff:7f9c:9be2
127.156.155.227 0:0:0:0:0:ffff:7f9c:9be3
127.156.155.228 0:0:0:0:0:ffff:7f9c:9be4
127.156.155.229 0:0:0:0:0:ffff:7f9c:9be5
127.156.155.230 0:0:0:0:0:ffff:7f9c:9be6
127.156.155.231 0:0:0:0:0:ffff:7f9c:9be7
127.156.155.232 0:0:0:0:0:ffff:7f9c:9be8
127.156.155.233 0:0:0:0:0:ffff:7f9c:9be9
127.156.155.234 0:0:0:0:0:ffff:7f9c:9bea
127.156.155.235 0:0:0:0:0:ffff:7f9c:9beb
127.156.155.236 0:0:0:0:0:ffff:7f9c:9bec
127.156.155.237 0:0:0:0:0:ffff:7f9c:9bed
127.156.155.238 0:0:0:0:0:ffff:7f9c:9bee
127.156.155.239 0:0:0:0:0:ffff:7f9c:9bef
127.156.155.240 0:0:0:0:0:ffff:7f9c:9bf0
127.156.155.241 0:0:0:0:0:ffff:7f9c:9bf1
127.156.155.242 0:0:0:0:0:ffff:7f9c:9bf2
127.156.155.243 0:0:0:0:0:ffff:7f9c:9bf3
127.156.155.244 0:0:0:0:0:ffff:7f9c:9bf4
127.156.155.245 0:0:0:0:0:ffff:7f9c:9bf5
127.156.155.246 0:0:0:0:0:ffff:7f9c:9bf6
127.156.155.247 0:0:0:0:0:ffff:7f9c:9bf7
127.156.155.248 0:0:0:0:0:ffff:7f9c:9bf8
127.156.155.249 0:0:0:0:0:ffff:7f9c:9bf9
127.156.155.250 0:0:0:0:0:ffff:7f9c:9bfa
127.156.155.251 0:0:0:0:0:ffff:7f9c:9bfb
127.156.155.252 0:0:0:0:0:ffff:7f9c:9bfc
127.156.155.253 0:0:0:0:0:ffff:7f9c:9bfd
127.156.155.254 0:0:0:0:0:ffff:7f9c:9bfe
127.156.155.255 0:0:0:0:0:ffff:7f9c:9bff


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.