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
136.103.15.1 0:0:0:0:0:ffff:8867:f01
136.103.15.2 0:0:0:0:0:ffff:8867:f02
136.103.15.3 0:0:0:0:0:ffff:8867:f03
136.103.15.4 0:0:0:0:0:ffff:8867:f04
136.103.15.5 0:0:0:0:0:ffff:8867:f05
136.103.15.6 0:0:0:0:0:ffff:8867:f06
136.103.15.7 0:0:0:0:0:ffff:8867:f07
136.103.15.8 0:0:0:0:0:ffff:8867:f08
136.103.15.9 0:0:0:0:0:ffff:8867:f09
136.103.15.10 0:0:0:0:0:ffff:8867:f0a
136.103.15.11 0:0:0:0:0:ffff:8867:f0b
136.103.15.12 0:0:0:0:0:ffff:8867:f0c
136.103.15.13 0:0:0:0:0:ffff:8867:f0d
136.103.15.14 0:0:0:0:0:ffff:8867:f0e
136.103.15.15 0:0:0:0:0:ffff:8867:f0f
136.103.15.16 0:0:0:0:0:ffff:8867:f10
136.103.15.17 0:0:0:0:0:ffff:8867:f11
136.103.15.18 0:0:0:0:0:ffff:8867:f12
136.103.15.19 0:0:0:0:0:ffff:8867:f13
136.103.15.20 0:0:0:0:0:ffff:8867:f14
136.103.15.21 0:0:0:0:0:ffff:8867:f15
136.103.15.22 0:0:0:0:0:ffff:8867:f16
136.103.15.23 0:0:0:0:0:ffff:8867:f17
136.103.15.24 0:0:0:0:0:ffff:8867:f18
136.103.15.25 0:0:0:0:0:ffff:8867:f19
136.103.15.26 0:0:0:0:0:ffff:8867:f1a
136.103.15.27 0:0:0:0:0:ffff:8867:f1b
136.103.15.28 0:0:0:0:0:ffff:8867:f1c
136.103.15.29 0:0:0:0:0:ffff:8867:f1d
136.103.15.30 0:0:0:0:0:ffff:8867:f1e
136.103.15.31 0:0:0:0:0:ffff:8867:f1f
136.103.15.32 0:0:0:0:0:ffff:8867:f20
136.103.15.33 0:0:0:0:0:ffff:8867:f21
136.103.15.34 0:0:0:0:0:ffff:8867:f22
136.103.15.35 0:0:0:0:0:ffff:8867:f23
136.103.15.36 0:0:0:0:0:ffff:8867:f24
136.103.15.37 0:0:0:0:0:ffff:8867:f25
136.103.15.38 0:0:0:0:0:ffff:8867:f26
136.103.15.39 0:0:0:0:0:ffff:8867:f27
136.103.15.40 0:0:0:0:0:ffff:8867:f28
136.103.15.41 0:0:0:0:0:ffff:8867:f29
136.103.15.42 0:0:0:0:0:ffff:8867:f2a
136.103.15.43 0:0:0:0:0:ffff:8867:f2b
136.103.15.44 0:0:0:0:0:ffff:8867:f2c
136.103.15.45 0:0:0:0:0:ffff:8867:f2d
136.103.15.46 0:0:0:0:0:ffff:8867:f2e
136.103.15.47 0:0:0:0:0:ffff:8867:f2f
136.103.15.48 0:0:0:0:0:ffff:8867:f30
136.103.15.49 0:0:0:0:0:ffff:8867:f31
136.103.15.50 0:0:0:0:0:ffff:8867:f32
136.103.15.51 0:0:0:0:0:ffff:8867:f33
136.103.15.52 0:0:0:0:0:ffff:8867:f34
136.103.15.53 0:0:0:0:0:ffff:8867:f35
136.103.15.54 0:0:0:0:0:ffff:8867:f36
136.103.15.55 0:0:0:0:0:ffff:8867:f37
136.103.15.56 0:0:0:0:0:ffff:8867:f38
136.103.15.57 0:0:0:0:0:ffff:8867:f39
136.103.15.58 0:0:0:0:0:ffff:8867:f3a
136.103.15.59 0:0:0:0:0:ffff:8867:f3b
136.103.15.60 0:0:0:0:0:ffff:8867:f3c


136.103.15.61 0:0:0:0:0:ffff:8867:f3d
136.103.15.62 0:0:0:0:0:ffff:8867:f3e
136.103.15.63 0:0:0:0:0:ffff:8867:f3f
136.103.15.64 0:0:0:0:0:ffff:8867:f40
136.103.15.65 0:0:0:0:0:ffff:8867:f41
136.103.15.66 0:0:0:0:0:ffff:8867:f42
136.103.15.67 0:0:0:0:0:ffff:8867:f43
136.103.15.68 0:0:0:0:0:ffff:8867:f44
136.103.15.69 0:0:0:0:0:ffff:8867:f45
136.103.15.70 0:0:0:0:0:ffff:8867:f46
136.103.15.71 0:0:0:0:0:ffff:8867:f47
136.103.15.72 0:0:0:0:0:ffff:8867:f48
136.103.15.73 0:0:0:0:0:ffff:8867:f49
136.103.15.74 0:0:0:0:0:ffff:8867:f4a
136.103.15.75 0:0:0:0:0:ffff:8867:f4b
136.103.15.76 0:0:0:0:0:ffff:8867:f4c
136.103.15.77 0:0:0:0:0:ffff:8867:f4d
136.103.15.78 0:0:0:0:0:ffff:8867:f4e
136.103.15.79 0:0:0:0:0:ffff:8867:f4f
136.103.15.80 0:0:0:0:0:ffff:8867:f50
136.103.15.81 0:0:0:0:0:ffff:8867:f51
136.103.15.82 0:0:0:0:0:ffff:8867:f52
136.103.15.83 0:0:0:0:0:ffff:8867:f53
136.103.15.84 0:0:0:0:0:ffff:8867:f54
136.103.15.85 0:0:0:0:0:ffff:8867:f55
136.103.15.86 0:0:0:0:0:ffff:8867:f56
136.103.15.87 0:0:0:0:0:ffff:8867:f57
136.103.15.88 0:0:0:0:0:ffff:8867:f58
136.103.15.89 0:0:0:0:0:ffff:8867:f59
136.103.15.90 0:0:0:0:0:ffff:8867:f5a
136.103.15.91 0:0:0:0:0:ffff:8867:f5b
136.103.15.92 0:0:0:0:0:ffff:8867:f5c
136.103.15.93 0:0:0:0:0:ffff:8867:f5d
136.103.15.94 0:0:0:0:0:ffff:8867:f5e
136.103.15.95 0:0:0:0:0:ffff:8867:f5f
136.103.15.96 0:0:0:0:0:ffff:8867:f60
136.103.15.97 0:0:0:0:0:ffff:8867:f61
136.103.15.98 0:0:0:0:0:ffff:8867:f62
136.103.15.99 0:0:0:0:0:ffff:8867:f63
136.103.15.100 0:0:0:0:0:ffff:8867:f64
136.103.15.101 0:0:0:0:0:ffff:8867:f65
136.103.15.102 0:0:0:0:0:ffff:8867:f66
136.103.15.103 0:0:0:0:0:ffff:8867:f67
136.103.15.104 0:0:0:0:0:ffff:8867:f68
136.103.15.105 0:0:0:0:0:ffff:8867:f69
136.103.15.106 0:0:0:0:0:ffff:8867:f6a
136.103.15.107 0:0:0:0:0:ffff:8867:f6b
136.103.15.108 0:0:0:0:0:ffff:8867:f6c
136.103.15.109 0:0:0:0:0:ffff:8867:f6d
136.103.15.110 0:0:0:0:0:ffff:8867:f6e
136.103.15.111 0:0:0:0:0:ffff:8867:f6f
136.103.15.112 0:0:0:0:0:ffff:8867:f70
136.103.15.113 0:0:0:0:0:ffff:8867:f71
136.103.15.114 0:0:0:0:0:ffff:8867:f72
136.103.15.115 0:0:0:0:0:ffff:8867:f73
136.103.15.116 0:0:0:0:0:ffff:8867:f74
136.103.15.117 0:0:0:0:0:ffff:8867:f75
136.103.15.118 0:0:0:0:0:ffff:8867:f76
136.103.15.119 0:0:0:0:0:ffff:8867:f77
136.103.15.120 0:0:0:0:0:ffff:8867:f78


136.103.15.121 0:0:0:0:0:ffff:8867:f79
136.103.15.122 0:0:0:0:0:ffff:8867:f7a
136.103.15.123 0:0:0:0:0:ffff:8867:f7b
136.103.15.124 0:0:0:0:0:ffff:8867:f7c
136.103.15.125 0:0:0:0:0:ffff:8867:f7d
136.103.15.126 0:0:0:0:0:ffff:8867:f7e
136.103.15.127 0:0:0:0:0:ffff:8867:f7f
136.103.15.128 0:0:0:0:0:ffff:8867:f80
136.103.15.129 0:0:0:0:0:ffff:8867:f81
136.103.15.130 0:0:0:0:0:ffff:8867:f82
136.103.15.131 0:0:0:0:0:ffff:8867:f83
136.103.15.132 0:0:0:0:0:ffff:8867:f84
136.103.15.133 0:0:0:0:0:ffff:8867:f85
136.103.15.134 0:0:0:0:0:ffff:8867:f86
136.103.15.135 0:0:0:0:0:ffff:8867:f87
136.103.15.136 0:0:0:0:0:ffff:8867:f88
136.103.15.137 0:0:0:0:0:ffff:8867:f89
136.103.15.138 0:0:0:0:0:ffff:8867:f8a
136.103.15.139 0:0:0:0:0:ffff:8867:f8b
136.103.15.140 0:0:0:0:0:ffff:8867:f8c
136.103.15.141 0:0:0:0:0:ffff:8867:f8d
136.103.15.142 0:0:0:0:0:ffff:8867:f8e
136.103.15.143 0:0:0:0:0:ffff:8867:f8f
136.103.15.144 0:0:0:0:0:ffff:8867:f90
136.103.15.145 0:0:0:0:0:ffff:8867:f91
136.103.15.146 0:0:0:0:0:ffff:8867:f92
136.103.15.147 0:0:0:0:0:ffff:8867:f93
136.103.15.148 0:0:0:0:0:ffff:8867:f94
136.103.15.149 0:0:0:0:0:ffff:8867:f95
136.103.15.150 0:0:0:0:0:ffff:8867:f96
136.103.15.151 0:0:0:0:0:ffff:8867:f97
136.103.15.152 0:0:0:0:0:ffff:8867:f98
136.103.15.153 0:0:0:0:0:ffff:8867:f99
136.103.15.154 0:0:0:0:0:ffff:8867:f9a
136.103.15.155 0:0:0:0:0:ffff:8867:f9b
136.103.15.156 0:0:0:0:0:ffff:8867:f9c
136.103.15.157 0:0:0:0:0:ffff:8867:f9d
136.103.15.158 0:0:0:0:0:ffff:8867:f9e
136.103.15.159 0:0:0:0:0:ffff:8867:f9f
136.103.15.160 0:0:0:0:0:ffff:8867:fa0
136.103.15.161 0:0:0:0:0:ffff:8867:fa1
136.103.15.162 0:0:0:0:0:ffff:8867:fa2
136.103.15.163 0:0:0:0:0:ffff:8867:fa3
136.103.15.164 0:0:0:0:0:ffff:8867:fa4
136.103.15.165 0:0:0:0:0:ffff:8867:fa5
136.103.15.166 0:0:0:0:0:ffff:8867:fa6
136.103.15.167 0:0:0:0:0:ffff:8867:fa7
136.103.15.168 0:0:0:0:0:ffff:8867:fa8
136.103.15.169 0:0:0:0:0:ffff:8867:fa9
136.103.15.170 0:0:0:0:0:ffff:8867:faa
136.103.15.171 0:0:0:0:0:ffff:8867:fab
136.103.15.172 0:0:0:0:0:ffff:8867:fac
136.103.15.173 0:0:0:0:0:ffff:8867:fad
136.103.15.174 0:0:0:0:0:ffff:8867:fae
136.103.15.175 0:0:0:0:0:ffff:8867:faf
136.103.15.176 0:0:0:0:0:ffff:8867:fb0
136.103.15.177 0:0:0:0:0:ffff:8867:fb1
136.103.15.178 0:0:0:0:0:ffff:8867:fb2
136.103.15.179 0:0:0:0:0:ffff:8867:fb3
136.103.15.180 0:0:0:0:0:ffff:8867:fb4


136.103.15.181 0:0:0:0:0:ffff:8867:fb5
136.103.15.182 0:0:0:0:0:ffff:8867:fb6
136.103.15.183 0:0:0:0:0:ffff:8867:fb7
136.103.15.184 0:0:0:0:0:ffff:8867:fb8
136.103.15.185 0:0:0:0:0:ffff:8867:fb9
136.103.15.186 0:0:0:0:0:ffff:8867:fba
136.103.15.187 0:0:0:0:0:ffff:8867:fbb
136.103.15.188 0:0:0:0:0:ffff:8867:fbc
136.103.15.189 0:0:0:0:0:ffff:8867:fbd
136.103.15.190 0:0:0:0:0:ffff:8867:fbe
136.103.15.191 0:0:0:0:0:ffff:8867:fbf
136.103.15.192 0:0:0:0:0:ffff:8867:fc0
136.103.15.193 0:0:0:0:0:ffff:8867:fc1
136.103.15.194 0:0:0:0:0:ffff:8867:fc2
136.103.15.195 0:0:0:0:0:ffff:8867:fc3
136.103.15.196 0:0:0:0:0:ffff:8867:fc4
136.103.15.197 0:0:0:0:0:ffff:8867:fc5
136.103.15.198 0:0:0:0:0:ffff:8867:fc6
136.103.15.199 0:0:0:0:0:ffff:8867:fc7
136.103.15.200 0:0:0:0:0:ffff:8867:fc8
136.103.15.201 0:0:0:0:0:ffff:8867:fc9
136.103.15.202 0:0:0:0:0:ffff:8867:fca
136.103.15.203 0:0:0:0:0:ffff:8867:fcb
136.103.15.204 0:0:0:0:0:ffff:8867:fcc
136.103.15.205 0:0:0:0:0:ffff:8867:fcd
136.103.15.206 0:0:0:0:0:ffff:8867:fce
136.103.15.207 0:0:0:0:0:ffff:8867:fcf
136.103.15.208 0:0:0:0:0:ffff:8867:fd0
136.103.15.209 0:0:0:0:0:ffff:8867:fd1
136.103.15.210 0:0:0:0:0:ffff:8867:fd2
136.103.15.211 0:0:0:0:0:ffff:8867:fd3
136.103.15.212 0:0:0:0:0:ffff:8867:fd4
136.103.15.213 0:0:0:0:0:ffff:8867:fd5
136.103.15.214 0:0:0:0:0:ffff:8867:fd6
136.103.15.215 0:0:0:0:0:ffff:8867:fd7
136.103.15.216 0:0:0:0:0:ffff:8867:fd8
136.103.15.217 0:0:0:0:0:ffff:8867:fd9
136.103.15.218 0:0:0:0:0:ffff:8867:fda
136.103.15.219 0:0:0:0:0:ffff:8867:fdb
136.103.15.220 0:0:0:0:0:ffff:8867:fdc
136.103.15.221 0:0:0:0:0:ffff:8867:fdd
136.103.15.222 0:0:0:0:0:ffff:8867:fde
136.103.15.223 0:0:0:0:0:ffff:8867:fdf
136.103.15.224 0:0:0:0:0:ffff:8867:fe0
136.103.15.225 0:0:0:0:0:ffff:8867:fe1
136.103.15.226 0:0:0:0:0:ffff:8867:fe2
136.103.15.227 0:0:0:0:0:ffff:8867:fe3
136.103.15.228 0:0:0:0:0:ffff:8867:fe4
136.103.15.229 0:0:0:0:0:ffff:8867:fe5
136.103.15.230 0:0:0:0:0:ffff:8867:fe6
136.103.15.231 0:0:0:0:0:ffff:8867:fe7
136.103.15.232 0:0:0:0:0:ffff:8867:fe8
136.103.15.233 0:0:0:0:0:ffff:8867:fe9
136.103.15.234 0:0:0:0:0:ffff:8867:fea
136.103.15.235 0:0:0:0:0:ffff:8867:feb
136.103.15.236 0:0:0:0:0:ffff:8867:fec
136.103.15.237 0:0:0:0:0:ffff:8867:fed
136.103.15.238 0:0:0:0:0:ffff:8867:fee
136.103.15.239 0:0:0:0:0:ffff:8867:fef
136.103.15.240 0:0:0:0:0:ffff:8867:ff0
136.103.15.241 0:0:0:0:0:ffff:8867:ff1
136.103.15.242 0:0:0:0:0:ffff:8867:ff2
136.103.15.243 0:0:0:0:0:ffff:8867:ff3
136.103.15.244 0:0:0:0:0:ffff:8867:ff4
136.103.15.245 0:0:0:0:0:ffff:8867:ff5
136.103.15.246 0:0:0:0:0:ffff:8867:ff6
136.103.15.247 0:0:0:0:0:ffff:8867:ff7
136.103.15.248 0:0:0:0:0:ffff:8867:ff8
136.103.15.249 0:0:0:0:0:ffff:8867:ff9
136.103.15.250 0:0:0:0:0:ffff:8867:ffa
136.103.15.251 0:0:0:0:0:ffff:8867:ffb
136.103.15.252 0:0:0:0:0:ffff:8867:ffc
136.103.15.253 0:0:0:0:0:ffff:8867:ffd
136.103.15.254 0:0:0:0:0:ffff:8867:ffe
136.103.15.255 0:0:0:0:0:ffff:8867: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.