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
127.156.15.1 0:0:0:0:0:ffff:7f9c:f01
127.156.15.2 0:0:0:0:0:ffff:7f9c:f02
127.156.15.3 0:0:0:0:0:ffff:7f9c:f03
127.156.15.4 0:0:0:0:0:ffff:7f9c:f04
127.156.15.5 0:0:0:0:0:ffff:7f9c:f05
127.156.15.6 0:0:0:0:0:ffff:7f9c:f06
127.156.15.7 0:0:0:0:0:ffff:7f9c:f07
127.156.15.8 0:0:0:0:0:ffff:7f9c:f08
127.156.15.9 0:0:0:0:0:ffff:7f9c:f09
127.156.15.10 0:0:0:0:0:ffff:7f9c:f0a
127.156.15.11 0:0:0:0:0:ffff:7f9c:f0b
127.156.15.12 0:0:0:0:0:ffff:7f9c:f0c
127.156.15.13 0:0:0:0:0:ffff:7f9c:f0d
127.156.15.14 0:0:0:0:0:ffff:7f9c:f0e
127.156.15.15 0:0:0:0:0:ffff:7f9c:f0f
127.156.15.16 0:0:0:0:0:ffff:7f9c:f10
127.156.15.17 0:0:0:0:0:ffff:7f9c:f11
127.156.15.18 0:0:0:0:0:ffff:7f9c:f12
127.156.15.19 0:0:0:0:0:ffff:7f9c:f13
127.156.15.20 0:0:0:0:0:ffff:7f9c:f14
127.156.15.21 0:0:0:0:0:ffff:7f9c:f15
127.156.15.22 0:0:0:0:0:ffff:7f9c:f16
127.156.15.23 0:0:0:0:0:ffff:7f9c:f17
127.156.15.24 0:0:0:0:0:ffff:7f9c:f18
127.156.15.25 0:0:0:0:0:ffff:7f9c:f19
127.156.15.26 0:0:0:0:0:ffff:7f9c:f1a
127.156.15.27 0:0:0:0:0:ffff:7f9c:f1b
127.156.15.28 0:0:0:0:0:ffff:7f9c:f1c
127.156.15.29 0:0:0:0:0:ffff:7f9c:f1d
127.156.15.30 0:0:0:0:0:ffff:7f9c:f1e
127.156.15.31 0:0:0:0:0:ffff:7f9c:f1f
127.156.15.32 0:0:0:0:0:ffff:7f9c:f20
127.156.15.33 0:0:0:0:0:ffff:7f9c:f21
127.156.15.34 0:0:0:0:0:ffff:7f9c:f22
127.156.15.35 0:0:0:0:0:ffff:7f9c:f23
127.156.15.36 0:0:0:0:0:ffff:7f9c:f24
127.156.15.37 0:0:0:0:0:ffff:7f9c:f25
127.156.15.38 0:0:0:0:0:ffff:7f9c:f26
127.156.15.39 0:0:0:0:0:ffff:7f9c:f27
127.156.15.40 0:0:0:0:0:ffff:7f9c:f28
127.156.15.41 0:0:0:0:0:ffff:7f9c:f29
127.156.15.42 0:0:0:0:0:ffff:7f9c:f2a
127.156.15.43 0:0:0:0:0:ffff:7f9c:f2b
127.156.15.44 0:0:0:0:0:ffff:7f9c:f2c
127.156.15.45 0:0:0:0:0:ffff:7f9c:f2d
127.156.15.46 0:0:0:0:0:ffff:7f9c:f2e
127.156.15.47 0:0:0:0:0:ffff:7f9c:f2f
127.156.15.48 0:0:0:0:0:ffff:7f9c:f30
127.156.15.49 0:0:0:0:0:ffff:7f9c:f31
127.156.15.50 0:0:0:0:0:ffff:7f9c:f32
127.156.15.51 0:0:0:0:0:ffff:7f9c:f33
127.156.15.52 0:0:0:0:0:ffff:7f9c:f34
127.156.15.53 0:0:0:0:0:ffff:7f9c:f35
127.156.15.54 0:0:0:0:0:ffff:7f9c:f36
127.156.15.55 0:0:0:0:0:ffff:7f9c:f37
127.156.15.56 0:0:0:0:0:ffff:7f9c:f38
127.156.15.57 0:0:0:0:0:ffff:7f9c:f39
127.156.15.58 0:0:0:0:0:ffff:7f9c:f3a
127.156.15.59 0:0:0:0:0:ffff:7f9c:f3b
127.156.15.60 0:0:0:0:0:ffff:7f9c:f3c


127.156.15.61 0:0:0:0:0:ffff:7f9c:f3d
127.156.15.62 0:0:0:0:0:ffff:7f9c:f3e
127.156.15.63 0:0:0:0:0:ffff:7f9c:f3f
127.156.15.64 0:0:0:0:0:ffff:7f9c:f40
127.156.15.65 0:0:0:0:0:ffff:7f9c:f41
127.156.15.66 0:0:0:0:0:ffff:7f9c:f42
127.156.15.67 0:0:0:0:0:ffff:7f9c:f43
127.156.15.68 0:0:0:0:0:ffff:7f9c:f44
127.156.15.69 0:0:0:0:0:ffff:7f9c:f45
127.156.15.70 0:0:0:0:0:ffff:7f9c:f46
127.156.15.71 0:0:0:0:0:ffff:7f9c:f47
127.156.15.72 0:0:0:0:0:ffff:7f9c:f48
127.156.15.73 0:0:0:0:0:ffff:7f9c:f49
127.156.15.74 0:0:0:0:0:ffff:7f9c:f4a
127.156.15.75 0:0:0:0:0:ffff:7f9c:f4b
127.156.15.76 0:0:0:0:0:ffff:7f9c:f4c
127.156.15.77 0:0:0:0:0:ffff:7f9c:f4d
127.156.15.78 0:0:0:0:0:ffff:7f9c:f4e
127.156.15.79 0:0:0:0:0:ffff:7f9c:f4f
127.156.15.80 0:0:0:0:0:ffff:7f9c:f50
127.156.15.81 0:0:0:0:0:ffff:7f9c:f51
127.156.15.82 0:0:0:0:0:ffff:7f9c:f52
127.156.15.83 0:0:0:0:0:ffff:7f9c:f53
127.156.15.84 0:0:0:0:0:ffff:7f9c:f54
127.156.15.85 0:0:0:0:0:ffff:7f9c:f55
127.156.15.86 0:0:0:0:0:ffff:7f9c:f56
127.156.15.87 0:0:0:0:0:ffff:7f9c:f57
127.156.15.88 0:0:0:0:0:ffff:7f9c:f58
127.156.15.89 0:0:0:0:0:ffff:7f9c:f59
127.156.15.90 0:0:0:0:0:ffff:7f9c:f5a
127.156.15.91 0:0:0:0:0:ffff:7f9c:f5b
127.156.15.92 0:0:0:0:0:ffff:7f9c:f5c
127.156.15.93 0:0:0:0:0:ffff:7f9c:f5d
127.156.15.94 0:0:0:0:0:ffff:7f9c:f5e
127.156.15.95 0:0:0:0:0:ffff:7f9c:f5f
127.156.15.96 0:0:0:0:0:ffff:7f9c:f60
127.156.15.97 0:0:0:0:0:ffff:7f9c:f61
127.156.15.98 0:0:0:0:0:ffff:7f9c:f62
127.156.15.99 0:0:0:0:0:ffff:7f9c:f63
127.156.15.100 0:0:0:0:0:ffff:7f9c:f64
127.156.15.101 0:0:0:0:0:ffff:7f9c:f65
127.156.15.102 0:0:0:0:0:ffff:7f9c:f66
127.156.15.103 0:0:0:0:0:ffff:7f9c:f67
127.156.15.104 0:0:0:0:0:ffff:7f9c:f68
127.156.15.105 0:0:0:0:0:ffff:7f9c:f69
127.156.15.106 0:0:0:0:0:ffff:7f9c:f6a
127.156.15.107 0:0:0:0:0:ffff:7f9c:f6b
127.156.15.108 0:0:0:0:0:ffff:7f9c:f6c
127.156.15.109 0:0:0:0:0:ffff:7f9c:f6d
127.156.15.110 0:0:0:0:0:ffff:7f9c:f6e
127.156.15.111 0:0:0:0:0:ffff:7f9c:f6f
127.156.15.112 0:0:0:0:0:ffff:7f9c:f70
127.156.15.113 0:0:0:0:0:ffff:7f9c:f71
127.156.15.114 0:0:0:0:0:ffff:7f9c:f72
127.156.15.115 0:0:0:0:0:ffff:7f9c:f73
127.156.15.116 0:0:0:0:0:ffff:7f9c:f74
127.156.15.117 0:0:0:0:0:ffff:7f9c:f75
127.156.15.118 0:0:0:0:0:ffff:7f9c:f76
127.156.15.119 0:0:0:0:0:ffff:7f9c:f77
127.156.15.120 0:0:0:0:0:ffff:7f9c:f78


127.156.15.121 0:0:0:0:0:ffff:7f9c:f79
127.156.15.122 0:0:0:0:0:ffff:7f9c:f7a
127.156.15.123 0:0:0:0:0:ffff:7f9c:f7b
127.156.15.124 0:0:0:0:0:ffff:7f9c:f7c
127.156.15.125 0:0:0:0:0:ffff:7f9c:f7d
127.156.15.126 0:0:0:0:0:ffff:7f9c:f7e
127.156.15.127 0:0:0:0:0:ffff:7f9c:f7f
127.156.15.128 0:0:0:0:0:ffff:7f9c:f80
127.156.15.129 0:0:0:0:0:ffff:7f9c:f81
127.156.15.130 0:0:0:0:0:ffff:7f9c:f82
127.156.15.131 0:0:0:0:0:ffff:7f9c:f83
127.156.15.132 0:0:0:0:0:ffff:7f9c:f84
127.156.15.133 0:0:0:0:0:ffff:7f9c:f85
127.156.15.134 0:0:0:0:0:ffff:7f9c:f86
127.156.15.135 0:0:0:0:0:ffff:7f9c:f87
127.156.15.136 0:0:0:0:0:ffff:7f9c:f88
127.156.15.137 0:0:0:0:0:ffff:7f9c:f89
127.156.15.138 0:0:0:0:0:ffff:7f9c:f8a
127.156.15.139 0:0:0:0:0:ffff:7f9c:f8b
127.156.15.140 0:0:0:0:0:ffff:7f9c:f8c
127.156.15.141 0:0:0:0:0:ffff:7f9c:f8d
127.156.15.142 0:0:0:0:0:ffff:7f9c:f8e
127.156.15.143 0:0:0:0:0:ffff:7f9c:f8f
127.156.15.144 0:0:0:0:0:ffff:7f9c:f90
127.156.15.145 0:0:0:0:0:ffff:7f9c:f91
127.156.15.146 0:0:0:0:0:ffff:7f9c:f92
127.156.15.147 0:0:0:0:0:ffff:7f9c:f93
127.156.15.148 0:0:0:0:0:ffff:7f9c:f94
127.156.15.149 0:0:0:0:0:ffff:7f9c:f95
127.156.15.150 0:0:0:0:0:ffff:7f9c:f96
127.156.15.151 0:0:0:0:0:ffff:7f9c:f97
127.156.15.152 0:0:0:0:0:ffff:7f9c:f98
127.156.15.153 0:0:0:0:0:ffff:7f9c:f99
127.156.15.154 0:0:0:0:0:ffff:7f9c:f9a
127.156.15.155 0:0:0:0:0:ffff:7f9c:f9b
127.156.15.156 0:0:0:0:0:ffff:7f9c:f9c
127.156.15.157 0:0:0:0:0:ffff:7f9c:f9d
127.156.15.158 0:0:0:0:0:ffff:7f9c:f9e
127.156.15.159 0:0:0:0:0:ffff:7f9c:f9f
127.156.15.160 0:0:0:0:0:ffff:7f9c:fa0
127.156.15.161 0:0:0:0:0:ffff:7f9c:fa1
127.156.15.162 0:0:0:0:0:ffff:7f9c:fa2
127.156.15.163 0:0:0:0:0:ffff:7f9c:fa3
127.156.15.164 0:0:0:0:0:ffff:7f9c:fa4
127.156.15.165 0:0:0:0:0:ffff:7f9c:fa5
127.156.15.166 0:0:0:0:0:ffff:7f9c:fa6
127.156.15.167 0:0:0:0:0:ffff:7f9c:fa7
127.156.15.168 0:0:0:0:0:ffff:7f9c:fa8
127.156.15.169 0:0:0:0:0:ffff:7f9c:fa9
127.156.15.170 0:0:0:0:0:ffff:7f9c:faa
127.156.15.171 0:0:0:0:0:ffff:7f9c:fab
127.156.15.172 0:0:0:0:0:ffff:7f9c:fac
127.156.15.173 0:0:0:0:0:ffff:7f9c:fad
127.156.15.174 0:0:0:0:0:ffff:7f9c:fae
127.156.15.175 0:0:0:0:0:ffff:7f9c:faf
127.156.15.176 0:0:0:0:0:ffff:7f9c:fb0
127.156.15.177 0:0:0:0:0:ffff:7f9c:fb1
127.156.15.178 0:0:0:0:0:ffff:7f9c:fb2
127.156.15.179 0:0:0:0:0:ffff:7f9c:fb3
127.156.15.180 0:0:0:0:0:ffff:7f9c:fb4


127.156.15.181 0:0:0:0:0:ffff:7f9c:fb5
127.156.15.182 0:0:0:0:0:ffff:7f9c:fb6
127.156.15.183 0:0:0:0:0:ffff:7f9c:fb7
127.156.15.184 0:0:0:0:0:ffff:7f9c:fb8
127.156.15.185 0:0:0:0:0:ffff:7f9c:fb9
127.156.15.186 0:0:0:0:0:ffff:7f9c:fba
127.156.15.187 0:0:0:0:0:ffff:7f9c:fbb
127.156.15.188 0:0:0:0:0:ffff:7f9c:fbc
127.156.15.189 0:0:0:0:0:ffff:7f9c:fbd
127.156.15.190 0:0:0:0:0:ffff:7f9c:fbe
127.156.15.191 0:0:0:0:0:ffff:7f9c:fbf
127.156.15.192 0:0:0:0:0:ffff:7f9c:fc0
127.156.15.193 0:0:0:0:0:ffff:7f9c:fc1
127.156.15.194 0:0:0:0:0:ffff:7f9c:fc2
127.156.15.195 0:0:0:0:0:ffff:7f9c:fc3
127.156.15.196 0:0:0:0:0:ffff:7f9c:fc4
127.156.15.197 0:0:0:0:0:ffff:7f9c:fc5
127.156.15.198 0:0:0:0:0:ffff:7f9c:fc6
127.156.15.199 0:0:0:0:0:ffff:7f9c:fc7
127.156.15.200 0:0:0:0:0:ffff:7f9c:fc8
127.156.15.201 0:0:0:0:0:ffff:7f9c:fc9
127.156.15.202 0:0:0:0:0:ffff:7f9c:fca
127.156.15.203 0:0:0:0:0:ffff:7f9c:fcb
127.156.15.204 0:0:0:0:0:ffff:7f9c:fcc
127.156.15.205 0:0:0:0:0:ffff:7f9c:fcd
127.156.15.206 0:0:0:0:0:ffff:7f9c:fce
127.156.15.207 0:0:0:0:0:ffff:7f9c:fcf
127.156.15.208 0:0:0:0:0:ffff:7f9c:fd0
127.156.15.209 0:0:0:0:0:ffff:7f9c:fd1
127.156.15.210 0:0:0:0:0:ffff:7f9c:fd2
127.156.15.211 0:0:0:0:0:ffff:7f9c:fd3
127.156.15.212 0:0:0:0:0:ffff:7f9c:fd4
127.156.15.213 0:0:0:0:0:ffff:7f9c:fd5
127.156.15.214 0:0:0:0:0:ffff:7f9c:fd6
127.156.15.215 0:0:0:0:0:ffff:7f9c:fd7
127.156.15.216 0:0:0:0:0:ffff:7f9c:fd8
127.156.15.217 0:0:0:0:0:ffff:7f9c:fd9
127.156.15.218 0:0:0:0:0:ffff:7f9c:fda
127.156.15.219 0:0:0:0:0:ffff:7f9c:fdb
127.156.15.220 0:0:0:0:0:ffff:7f9c:fdc
127.156.15.221 0:0:0:0:0:ffff:7f9c:fdd
127.156.15.222 0:0:0:0:0:ffff:7f9c:fde
127.156.15.223 0:0:0:0:0:ffff:7f9c:fdf
127.156.15.224 0:0:0:0:0:ffff:7f9c:fe0
127.156.15.225 0:0:0:0:0:ffff:7f9c:fe1
127.156.15.226 0:0:0:0:0:ffff:7f9c:fe2
127.156.15.227 0:0:0:0:0:ffff:7f9c:fe3
127.156.15.228 0:0:0:0:0:ffff:7f9c:fe4
127.156.15.229 0:0:0:0:0:ffff:7f9c:fe5
127.156.15.230 0:0:0:0:0:ffff:7f9c:fe6
127.156.15.231 0:0:0:0:0:ffff:7f9c:fe7
127.156.15.232 0:0:0:0:0:ffff:7f9c:fe8
127.156.15.233 0:0:0:0:0:ffff:7f9c:fe9
127.156.15.234 0:0:0:0:0:ffff:7f9c:fea
127.156.15.235 0:0:0:0:0:ffff:7f9c:feb
127.156.15.236 0:0:0:0:0:ffff:7f9c:fec
127.156.15.237 0:0:0:0:0:ffff:7f9c:fed
127.156.15.238 0:0:0:0:0:ffff:7f9c:fee
127.156.15.239 0:0:0:0:0:ffff:7f9c:fef
127.156.15.240 0:0:0:0:0:ffff:7f9c:ff0
127.156.15.241 0:0:0:0:0:ffff:7f9c:ff1
127.156.15.242 0:0:0:0:0:ffff:7f9c:ff2
127.156.15.243 0:0:0:0:0:ffff:7f9c:ff3
127.156.15.244 0:0:0:0:0:ffff:7f9c:ff4
127.156.15.245 0:0:0:0:0:ffff:7f9c:ff5
127.156.15.246 0:0:0:0:0:ffff:7f9c:ff6
127.156.15.247 0:0:0:0:0:ffff:7f9c:ff7
127.156.15.248 0:0:0:0:0:ffff:7f9c:ff8
127.156.15.249 0:0:0:0:0:ffff:7f9c:ff9
127.156.15.250 0:0:0:0:0:ffff:7f9c:ffa
127.156.15.251 0:0:0:0:0:ffff:7f9c:ffb
127.156.15.252 0:0:0:0:0:ffff:7f9c:ffc
127.156.15.253 0:0:0:0:0:ffff:7f9c:ffd
127.156.15.254 0:0:0:0:0:ffff:7f9c:ffe
127.156.15.255 0:0:0:0:0:ffff:7f9c:fff


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.