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
19.73.15.1 0:0:0:0:0:ffff:1349:f01
19.73.15.2 0:0:0:0:0:ffff:1349:f02
19.73.15.3 0:0:0:0:0:ffff:1349:f03
19.73.15.4 0:0:0:0:0:ffff:1349:f04
19.73.15.5 0:0:0:0:0:ffff:1349:f05
19.73.15.6 0:0:0:0:0:ffff:1349:f06
19.73.15.7 0:0:0:0:0:ffff:1349:f07
19.73.15.8 0:0:0:0:0:ffff:1349:f08
19.73.15.9 0:0:0:0:0:ffff:1349:f09
19.73.15.10 0:0:0:0:0:ffff:1349:f0a
19.73.15.11 0:0:0:0:0:ffff:1349:f0b
19.73.15.12 0:0:0:0:0:ffff:1349:f0c
19.73.15.13 0:0:0:0:0:ffff:1349:f0d
19.73.15.14 0:0:0:0:0:ffff:1349:f0e
19.73.15.15 0:0:0:0:0:ffff:1349:f0f
19.73.15.16 0:0:0:0:0:ffff:1349:f10
19.73.15.17 0:0:0:0:0:ffff:1349:f11
19.73.15.18 0:0:0:0:0:ffff:1349:f12
19.73.15.19 0:0:0:0:0:ffff:1349:f13
19.73.15.20 0:0:0:0:0:ffff:1349:f14
19.73.15.21 0:0:0:0:0:ffff:1349:f15
19.73.15.22 0:0:0:0:0:ffff:1349:f16
19.73.15.23 0:0:0:0:0:ffff:1349:f17
19.73.15.24 0:0:0:0:0:ffff:1349:f18
19.73.15.25 0:0:0:0:0:ffff:1349:f19
19.73.15.26 0:0:0:0:0:ffff:1349:f1a
19.73.15.27 0:0:0:0:0:ffff:1349:f1b
19.73.15.28 0:0:0:0:0:ffff:1349:f1c
19.73.15.29 0:0:0:0:0:ffff:1349:f1d
19.73.15.30 0:0:0:0:0:ffff:1349:f1e
19.73.15.31 0:0:0:0:0:ffff:1349:f1f
19.73.15.32 0:0:0:0:0:ffff:1349:f20
19.73.15.33 0:0:0:0:0:ffff:1349:f21
19.73.15.34 0:0:0:0:0:ffff:1349:f22
19.73.15.35 0:0:0:0:0:ffff:1349:f23
19.73.15.36 0:0:0:0:0:ffff:1349:f24
19.73.15.37 0:0:0:0:0:ffff:1349:f25
19.73.15.38 0:0:0:0:0:ffff:1349:f26
19.73.15.39 0:0:0:0:0:ffff:1349:f27
19.73.15.40 0:0:0:0:0:ffff:1349:f28
19.73.15.41 0:0:0:0:0:ffff:1349:f29
19.73.15.42 0:0:0:0:0:ffff:1349:f2a
19.73.15.43 0:0:0:0:0:ffff:1349:f2b
19.73.15.44 0:0:0:0:0:ffff:1349:f2c
19.73.15.45 0:0:0:0:0:ffff:1349:f2d
19.73.15.46 0:0:0:0:0:ffff:1349:f2e
19.73.15.47 0:0:0:0:0:ffff:1349:f2f
19.73.15.48 0:0:0:0:0:ffff:1349:f30
19.73.15.49 0:0:0:0:0:ffff:1349:f31
19.73.15.50 0:0:0:0:0:ffff:1349:f32
19.73.15.51 0:0:0:0:0:ffff:1349:f33
19.73.15.52 0:0:0:0:0:ffff:1349:f34
19.73.15.53 0:0:0:0:0:ffff:1349:f35
19.73.15.54 0:0:0:0:0:ffff:1349:f36
19.73.15.55 0:0:0:0:0:ffff:1349:f37
19.73.15.56 0:0:0:0:0:ffff:1349:f38
19.73.15.57 0:0:0:0:0:ffff:1349:f39
19.73.15.58 0:0:0:0:0:ffff:1349:f3a
19.73.15.59 0:0:0:0:0:ffff:1349:f3b
19.73.15.60 0:0:0:0:0:ffff:1349:f3c


19.73.15.61 0:0:0:0:0:ffff:1349:f3d
19.73.15.62 0:0:0:0:0:ffff:1349:f3e
19.73.15.63 0:0:0:0:0:ffff:1349:f3f
19.73.15.64 0:0:0:0:0:ffff:1349:f40
19.73.15.65 0:0:0:0:0:ffff:1349:f41
19.73.15.66 0:0:0:0:0:ffff:1349:f42
19.73.15.67 0:0:0:0:0:ffff:1349:f43
19.73.15.68 0:0:0:0:0:ffff:1349:f44
19.73.15.69 0:0:0:0:0:ffff:1349:f45
19.73.15.70 0:0:0:0:0:ffff:1349:f46
19.73.15.71 0:0:0:0:0:ffff:1349:f47
19.73.15.72 0:0:0:0:0:ffff:1349:f48
19.73.15.73 0:0:0:0:0:ffff:1349:f49
19.73.15.74 0:0:0:0:0:ffff:1349:f4a
19.73.15.75 0:0:0:0:0:ffff:1349:f4b
19.73.15.76 0:0:0:0:0:ffff:1349:f4c
19.73.15.77 0:0:0:0:0:ffff:1349:f4d
19.73.15.78 0:0:0:0:0:ffff:1349:f4e
19.73.15.79 0:0:0:0:0:ffff:1349:f4f
19.73.15.80 0:0:0:0:0:ffff:1349:f50
19.73.15.81 0:0:0:0:0:ffff:1349:f51
19.73.15.82 0:0:0:0:0:ffff:1349:f52
19.73.15.83 0:0:0:0:0:ffff:1349:f53
19.73.15.84 0:0:0:0:0:ffff:1349:f54
19.73.15.85 0:0:0:0:0:ffff:1349:f55
19.73.15.86 0:0:0:0:0:ffff:1349:f56
19.73.15.87 0:0:0:0:0:ffff:1349:f57
19.73.15.88 0:0:0:0:0:ffff:1349:f58
19.73.15.89 0:0:0:0:0:ffff:1349:f59
19.73.15.90 0:0:0:0:0:ffff:1349:f5a
19.73.15.91 0:0:0:0:0:ffff:1349:f5b
19.73.15.92 0:0:0:0:0:ffff:1349:f5c
19.73.15.93 0:0:0:0:0:ffff:1349:f5d
19.73.15.94 0:0:0:0:0:ffff:1349:f5e
19.73.15.95 0:0:0:0:0:ffff:1349:f5f
19.73.15.96 0:0:0:0:0:ffff:1349:f60
19.73.15.97 0:0:0:0:0:ffff:1349:f61
19.73.15.98 0:0:0:0:0:ffff:1349:f62
19.73.15.99 0:0:0:0:0:ffff:1349:f63
19.73.15.100 0:0:0:0:0:ffff:1349:f64
19.73.15.101 0:0:0:0:0:ffff:1349:f65
19.73.15.102 0:0:0:0:0:ffff:1349:f66
19.73.15.103 0:0:0:0:0:ffff:1349:f67
19.73.15.104 0:0:0:0:0:ffff:1349:f68
19.73.15.105 0:0:0:0:0:ffff:1349:f69
19.73.15.106 0:0:0:0:0:ffff:1349:f6a
19.73.15.107 0:0:0:0:0:ffff:1349:f6b
19.73.15.108 0:0:0:0:0:ffff:1349:f6c
19.73.15.109 0:0:0:0:0:ffff:1349:f6d
19.73.15.110 0:0:0:0:0:ffff:1349:f6e
19.73.15.111 0:0:0:0:0:ffff:1349:f6f
19.73.15.112 0:0:0:0:0:ffff:1349:f70
19.73.15.113 0:0:0:0:0:ffff:1349:f71
19.73.15.114 0:0:0:0:0:ffff:1349:f72
19.73.15.115 0:0:0:0:0:ffff:1349:f73
19.73.15.116 0:0:0:0:0:ffff:1349:f74
19.73.15.117 0:0:0:0:0:ffff:1349:f75
19.73.15.118 0:0:0:0:0:ffff:1349:f76
19.73.15.119 0:0:0:0:0:ffff:1349:f77
19.73.15.120 0:0:0:0:0:ffff:1349:f78


19.73.15.121 0:0:0:0:0:ffff:1349:f79
19.73.15.122 0:0:0:0:0:ffff:1349:f7a
19.73.15.123 0:0:0:0:0:ffff:1349:f7b
19.73.15.124 0:0:0:0:0:ffff:1349:f7c
19.73.15.125 0:0:0:0:0:ffff:1349:f7d
19.73.15.126 0:0:0:0:0:ffff:1349:f7e
19.73.15.127 0:0:0:0:0:ffff:1349:f7f
19.73.15.128 0:0:0:0:0:ffff:1349:f80
19.73.15.129 0:0:0:0:0:ffff:1349:f81
19.73.15.130 0:0:0:0:0:ffff:1349:f82
19.73.15.131 0:0:0:0:0:ffff:1349:f83
19.73.15.132 0:0:0:0:0:ffff:1349:f84
19.73.15.133 0:0:0:0:0:ffff:1349:f85
19.73.15.134 0:0:0:0:0:ffff:1349:f86
19.73.15.135 0:0:0:0:0:ffff:1349:f87
19.73.15.136 0:0:0:0:0:ffff:1349:f88
19.73.15.137 0:0:0:0:0:ffff:1349:f89
19.73.15.138 0:0:0:0:0:ffff:1349:f8a
19.73.15.139 0:0:0:0:0:ffff:1349:f8b
19.73.15.140 0:0:0:0:0:ffff:1349:f8c
19.73.15.141 0:0:0:0:0:ffff:1349:f8d
19.73.15.142 0:0:0:0:0:ffff:1349:f8e
19.73.15.143 0:0:0:0:0:ffff:1349:f8f
19.73.15.144 0:0:0:0:0:ffff:1349:f90
19.73.15.145 0:0:0:0:0:ffff:1349:f91
19.73.15.146 0:0:0:0:0:ffff:1349:f92
19.73.15.147 0:0:0:0:0:ffff:1349:f93
19.73.15.148 0:0:0:0:0:ffff:1349:f94
19.73.15.149 0:0:0:0:0:ffff:1349:f95
19.73.15.150 0:0:0:0:0:ffff:1349:f96
19.73.15.151 0:0:0:0:0:ffff:1349:f97
19.73.15.152 0:0:0:0:0:ffff:1349:f98
19.73.15.153 0:0:0:0:0:ffff:1349:f99
19.73.15.154 0:0:0:0:0:ffff:1349:f9a
19.73.15.155 0:0:0:0:0:ffff:1349:f9b
19.73.15.156 0:0:0:0:0:ffff:1349:f9c
19.73.15.157 0:0:0:0:0:ffff:1349:f9d
19.73.15.158 0:0:0:0:0:ffff:1349:f9e
19.73.15.159 0:0:0:0:0:ffff:1349:f9f
19.73.15.160 0:0:0:0:0:ffff:1349:fa0
19.73.15.161 0:0:0:0:0:ffff:1349:fa1
19.73.15.162 0:0:0:0:0:ffff:1349:fa2
19.73.15.163 0:0:0:0:0:ffff:1349:fa3
19.73.15.164 0:0:0:0:0:ffff:1349:fa4
19.73.15.165 0:0:0:0:0:ffff:1349:fa5
19.73.15.166 0:0:0:0:0:ffff:1349:fa6
19.73.15.167 0:0:0:0:0:ffff:1349:fa7
19.73.15.168 0:0:0:0:0:ffff:1349:fa8
19.73.15.169 0:0:0:0:0:ffff:1349:fa9
19.73.15.170 0:0:0:0:0:ffff:1349:faa
19.73.15.171 0:0:0:0:0:ffff:1349:fab
19.73.15.172 0:0:0:0:0:ffff:1349:fac
19.73.15.173 0:0:0:0:0:ffff:1349:fad
19.73.15.174 0:0:0:0:0:ffff:1349:fae
19.73.15.175 0:0:0:0:0:ffff:1349:faf
19.73.15.176 0:0:0:0:0:ffff:1349:fb0
19.73.15.177 0:0:0:0:0:ffff:1349:fb1
19.73.15.178 0:0:0:0:0:ffff:1349:fb2
19.73.15.179 0:0:0:0:0:ffff:1349:fb3
19.73.15.180 0:0:0:0:0:ffff:1349:fb4


19.73.15.181 0:0:0:0:0:ffff:1349:fb5
19.73.15.182 0:0:0:0:0:ffff:1349:fb6
19.73.15.183 0:0:0:0:0:ffff:1349:fb7
19.73.15.184 0:0:0:0:0:ffff:1349:fb8
19.73.15.185 0:0:0:0:0:ffff:1349:fb9
19.73.15.186 0:0:0:0:0:ffff:1349:fba
19.73.15.187 0:0:0:0:0:ffff:1349:fbb
19.73.15.188 0:0:0:0:0:ffff:1349:fbc
19.73.15.189 0:0:0:0:0:ffff:1349:fbd
19.73.15.190 0:0:0:0:0:ffff:1349:fbe
19.73.15.191 0:0:0:0:0:ffff:1349:fbf
19.73.15.192 0:0:0:0:0:ffff:1349:fc0
19.73.15.193 0:0:0:0:0:ffff:1349:fc1
19.73.15.194 0:0:0:0:0:ffff:1349:fc2
19.73.15.195 0:0:0:0:0:ffff:1349:fc3
19.73.15.196 0:0:0:0:0:ffff:1349:fc4
19.73.15.197 0:0:0:0:0:ffff:1349:fc5
19.73.15.198 0:0:0:0:0:ffff:1349:fc6
19.73.15.199 0:0:0:0:0:ffff:1349:fc7
19.73.15.200 0:0:0:0:0:ffff:1349:fc8
19.73.15.201 0:0:0:0:0:ffff:1349:fc9
19.73.15.202 0:0:0:0:0:ffff:1349:fca
19.73.15.203 0:0:0:0:0:ffff:1349:fcb
19.73.15.204 0:0:0:0:0:ffff:1349:fcc
19.73.15.205 0:0:0:0:0:ffff:1349:fcd
19.73.15.206 0:0:0:0:0:ffff:1349:fce
19.73.15.207 0:0:0:0:0:ffff:1349:fcf
19.73.15.208 0:0:0:0:0:ffff:1349:fd0
19.73.15.209 0:0:0:0:0:ffff:1349:fd1
19.73.15.210 0:0:0:0:0:ffff:1349:fd2
19.73.15.211 0:0:0:0:0:ffff:1349:fd3
19.73.15.212 0:0:0:0:0:ffff:1349:fd4
19.73.15.213 0:0:0:0:0:ffff:1349:fd5
19.73.15.214 0:0:0:0:0:ffff:1349:fd6
19.73.15.215 0:0:0:0:0:ffff:1349:fd7
19.73.15.216 0:0:0:0:0:ffff:1349:fd8
19.73.15.217 0:0:0:0:0:ffff:1349:fd9
19.73.15.218 0:0:0:0:0:ffff:1349:fda
19.73.15.219 0:0:0:0:0:ffff:1349:fdb
19.73.15.220 0:0:0:0:0:ffff:1349:fdc
19.73.15.221 0:0:0:0:0:ffff:1349:fdd
19.73.15.222 0:0:0:0:0:ffff:1349:fde
19.73.15.223 0:0:0:0:0:ffff:1349:fdf
19.73.15.224 0:0:0:0:0:ffff:1349:fe0
19.73.15.225 0:0:0:0:0:ffff:1349:fe1
19.73.15.226 0:0:0:0:0:ffff:1349:fe2
19.73.15.227 0:0:0:0:0:ffff:1349:fe3
19.73.15.228 0:0:0:0:0:ffff:1349:fe4
19.73.15.229 0:0:0:0:0:ffff:1349:fe5
19.73.15.230 0:0:0:0:0:ffff:1349:fe6
19.73.15.231 0:0:0:0:0:ffff:1349:fe7
19.73.15.232 0:0:0:0:0:ffff:1349:fe8
19.73.15.233 0:0:0:0:0:ffff:1349:fe9
19.73.15.234 0:0:0:0:0:ffff:1349:fea
19.73.15.235 0:0:0:0:0:ffff:1349:feb
19.73.15.236 0:0:0:0:0:ffff:1349:fec
19.73.15.237 0:0:0:0:0:ffff:1349:fed
19.73.15.238 0:0:0:0:0:ffff:1349:fee
19.73.15.239 0:0:0:0:0:ffff:1349:fef
19.73.15.240 0:0:0:0:0:ffff:1349:ff0
19.73.15.241 0:0:0:0:0:ffff:1349:ff1
19.73.15.242 0:0:0:0:0:ffff:1349:ff2
19.73.15.243 0:0:0:0:0:ffff:1349:ff3
19.73.15.244 0:0:0:0:0:ffff:1349:ff4
19.73.15.245 0:0:0:0:0:ffff:1349:ff5
19.73.15.246 0:0:0:0:0:ffff:1349:ff6
19.73.15.247 0:0:0:0:0:ffff:1349:ff7
19.73.15.248 0:0:0:0:0:ffff:1349:ff8
19.73.15.249 0:0:0:0:0:ffff:1349:ff9
19.73.15.250 0:0:0:0:0:ffff:1349:ffa
19.73.15.251 0:0:0:0:0:ffff:1349:ffb
19.73.15.252 0:0:0:0:0:ffff:1349:ffc
19.73.15.253 0:0:0:0:0:ffff:1349:ffd
19.73.15.254 0:0:0:0:0:ffff:1349:ffe
19.73.15.255 0:0:0:0:0:ffff:1349: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.