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
19.73.127.1 0:0:0:0:0:ffff:1349:7f01
19.73.127.2 0:0:0:0:0:ffff:1349:7f02
19.73.127.3 0:0:0:0:0:ffff:1349:7f03
19.73.127.4 0:0:0:0:0:ffff:1349:7f04
19.73.127.5 0:0:0:0:0:ffff:1349:7f05
19.73.127.6 0:0:0:0:0:ffff:1349:7f06
19.73.127.7 0:0:0:0:0:ffff:1349:7f07
19.73.127.8 0:0:0:0:0:ffff:1349:7f08
19.73.127.9 0:0:0:0:0:ffff:1349:7f09
19.73.127.10 0:0:0:0:0:ffff:1349:7f0a
19.73.127.11 0:0:0:0:0:ffff:1349:7f0b
19.73.127.12 0:0:0:0:0:ffff:1349:7f0c
19.73.127.13 0:0:0:0:0:ffff:1349:7f0d
19.73.127.14 0:0:0:0:0:ffff:1349:7f0e
19.73.127.15 0:0:0:0:0:ffff:1349:7f0f
19.73.127.16 0:0:0:0:0:ffff:1349:7f10
19.73.127.17 0:0:0:0:0:ffff:1349:7f11
19.73.127.18 0:0:0:0:0:ffff:1349:7f12
19.73.127.19 0:0:0:0:0:ffff:1349:7f13
19.73.127.20 0:0:0:0:0:ffff:1349:7f14
19.73.127.21 0:0:0:0:0:ffff:1349:7f15
19.73.127.22 0:0:0:0:0:ffff:1349:7f16
19.73.127.23 0:0:0:0:0:ffff:1349:7f17
19.73.127.24 0:0:0:0:0:ffff:1349:7f18
19.73.127.25 0:0:0:0:0:ffff:1349:7f19
19.73.127.26 0:0:0:0:0:ffff:1349:7f1a
19.73.127.27 0:0:0:0:0:ffff:1349:7f1b
19.73.127.28 0:0:0:0:0:ffff:1349:7f1c
19.73.127.29 0:0:0:0:0:ffff:1349:7f1d
19.73.127.30 0:0:0:0:0:ffff:1349:7f1e
19.73.127.31 0:0:0:0:0:ffff:1349:7f1f
19.73.127.32 0:0:0:0:0:ffff:1349:7f20
19.73.127.33 0:0:0:0:0:ffff:1349:7f21
19.73.127.34 0:0:0:0:0:ffff:1349:7f22
19.73.127.35 0:0:0:0:0:ffff:1349:7f23
19.73.127.36 0:0:0:0:0:ffff:1349:7f24
19.73.127.37 0:0:0:0:0:ffff:1349:7f25
19.73.127.38 0:0:0:0:0:ffff:1349:7f26
19.73.127.39 0:0:0:0:0:ffff:1349:7f27
19.73.127.40 0:0:0:0:0:ffff:1349:7f28
19.73.127.41 0:0:0:0:0:ffff:1349:7f29
19.73.127.42 0:0:0:0:0:ffff:1349:7f2a
19.73.127.43 0:0:0:0:0:ffff:1349:7f2b
19.73.127.44 0:0:0:0:0:ffff:1349:7f2c
19.73.127.45 0:0:0:0:0:ffff:1349:7f2d
19.73.127.46 0:0:0:0:0:ffff:1349:7f2e
19.73.127.47 0:0:0:0:0:ffff:1349:7f2f
19.73.127.48 0:0:0:0:0:ffff:1349:7f30
19.73.127.49 0:0:0:0:0:ffff:1349:7f31
19.73.127.50 0:0:0:0:0:ffff:1349:7f32
19.73.127.51 0:0:0:0:0:ffff:1349:7f33
19.73.127.52 0:0:0:0:0:ffff:1349:7f34
19.73.127.53 0:0:0:0:0:ffff:1349:7f35
19.73.127.54 0:0:0:0:0:ffff:1349:7f36
19.73.127.55 0:0:0:0:0:ffff:1349:7f37
19.73.127.56 0:0:0:0:0:ffff:1349:7f38
19.73.127.57 0:0:0:0:0:ffff:1349:7f39
19.73.127.58 0:0:0:0:0:ffff:1349:7f3a
19.73.127.59 0:0:0:0:0:ffff:1349:7f3b
19.73.127.60 0:0:0:0:0:ffff:1349:7f3c


19.73.127.61 0:0:0:0:0:ffff:1349:7f3d
19.73.127.62 0:0:0:0:0:ffff:1349:7f3e
19.73.127.63 0:0:0:0:0:ffff:1349:7f3f
19.73.127.64 0:0:0:0:0:ffff:1349:7f40
19.73.127.65 0:0:0:0:0:ffff:1349:7f41
19.73.127.66 0:0:0:0:0:ffff:1349:7f42
19.73.127.67 0:0:0:0:0:ffff:1349:7f43
19.73.127.68 0:0:0:0:0:ffff:1349:7f44
19.73.127.69 0:0:0:0:0:ffff:1349:7f45
19.73.127.70 0:0:0:0:0:ffff:1349:7f46
19.73.127.71 0:0:0:0:0:ffff:1349:7f47
19.73.127.72 0:0:0:0:0:ffff:1349:7f48
19.73.127.73 0:0:0:0:0:ffff:1349:7f49
19.73.127.74 0:0:0:0:0:ffff:1349:7f4a
19.73.127.75 0:0:0:0:0:ffff:1349:7f4b
19.73.127.76 0:0:0:0:0:ffff:1349:7f4c
19.73.127.77 0:0:0:0:0:ffff:1349:7f4d
19.73.127.78 0:0:0:0:0:ffff:1349:7f4e
19.73.127.79 0:0:0:0:0:ffff:1349:7f4f
19.73.127.80 0:0:0:0:0:ffff:1349:7f50
19.73.127.81 0:0:0:0:0:ffff:1349:7f51
19.73.127.82 0:0:0:0:0:ffff:1349:7f52
19.73.127.83 0:0:0:0:0:ffff:1349:7f53
19.73.127.84 0:0:0:0:0:ffff:1349:7f54
19.73.127.85 0:0:0:0:0:ffff:1349:7f55
19.73.127.86 0:0:0:0:0:ffff:1349:7f56
19.73.127.87 0:0:0:0:0:ffff:1349:7f57
19.73.127.88 0:0:0:0:0:ffff:1349:7f58
19.73.127.89 0:0:0:0:0:ffff:1349:7f59
19.73.127.90 0:0:0:0:0:ffff:1349:7f5a
19.73.127.91 0:0:0:0:0:ffff:1349:7f5b
19.73.127.92 0:0:0:0:0:ffff:1349:7f5c
19.73.127.93 0:0:0:0:0:ffff:1349:7f5d
19.73.127.94 0:0:0:0:0:ffff:1349:7f5e
19.73.127.95 0:0:0:0:0:ffff:1349:7f5f
19.73.127.96 0:0:0:0:0:ffff:1349:7f60
19.73.127.97 0:0:0:0:0:ffff:1349:7f61
19.73.127.98 0:0:0:0:0:ffff:1349:7f62
19.73.127.99 0:0:0:0:0:ffff:1349:7f63
19.73.127.100 0:0:0:0:0:ffff:1349:7f64
19.73.127.101 0:0:0:0:0:ffff:1349:7f65
19.73.127.102 0:0:0:0:0:ffff:1349:7f66
19.73.127.103 0:0:0:0:0:ffff:1349:7f67
19.73.127.104 0:0:0:0:0:ffff:1349:7f68
19.73.127.105 0:0:0:0:0:ffff:1349:7f69
19.73.127.106 0:0:0:0:0:ffff:1349:7f6a
19.73.127.107 0:0:0:0:0:ffff:1349:7f6b
19.73.127.108 0:0:0:0:0:ffff:1349:7f6c
19.73.127.109 0:0:0:0:0:ffff:1349:7f6d
19.73.127.110 0:0:0:0:0:ffff:1349:7f6e
19.73.127.111 0:0:0:0:0:ffff:1349:7f6f
19.73.127.112 0:0:0:0:0:ffff:1349:7f70
19.73.127.113 0:0:0:0:0:ffff:1349:7f71
19.73.127.114 0:0:0:0:0:ffff:1349:7f72
19.73.127.115 0:0:0:0:0:ffff:1349:7f73
19.73.127.116 0:0:0:0:0:ffff:1349:7f74
19.73.127.117 0:0:0:0:0:ffff:1349:7f75
19.73.127.118 0:0:0:0:0:ffff:1349:7f76
19.73.127.119 0:0:0:0:0:ffff:1349:7f77
19.73.127.120 0:0:0:0:0:ffff:1349:7f78


19.73.127.121 0:0:0:0:0:ffff:1349:7f79
19.73.127.122 0:0:0:0:0:ffff:1349:7f7a
19.73.127.123 0:0:0:0:0:ffff:1349:7f7b
19.73.127.124 0:0:0:0:0:ffff:1349:7f7c
19.73.127.125 0:0:0:0:0:ffff:1349:7f7d
19.73.127.126 0:0:0:0:0:ffff:1349:7f7e
19.73.127.127 0:0:0:0:0:ffff:1349:7f7f
19.73.127.128 0:0:0:0:0:ffff:1349:7f80
19.73.127.129 0:0:0:0:0:ffff:1349:7f81
19.73.127.130 0:0:0:0:0:ffff:1349:7f82
19.73.127.131 0:0:0:0:0:ffff:1349:7f83
19.73.127.132 0:0:0:0:0:ffff:1349:7f84
19.73.127.133 0:0:0:0:0:ffff:1349:7f85
19.73.127.134 0:0:0:0:0:ffff:1349:7f86
19.73.127.135 0:0:0:0:0:ffff:1349:7f87
19.73.127.136 0:0:0:0:0:ffff:1349:7f88
19.73.127.137 0:0:0:0:0:ffff:1349:7f89
19.73.127.138 0:0:0:0:0:ffff:1349:7f8a
19.73.127.139 0:0:0:0:0:ffff:1349:7f8b
19.73.127.140 0:0:0:0:0:ffff:1349:7f8c
19.73.127.141 0:0:0:0:0:ffff:1349:7f8d
19.73.127.142 0:0:0:0:0:ffff:1349:7f8e
19.73.127.143 0:0:0:0:0:ffff:1349:7f8f
19.73.127.144 0:0:0:0:0:ffff:1349:7f90
19.73.127.145 0:0:0:0:0:ffff:1349:7f91
19.73.127.146 0:0:0:0:0:ffff:1349:7f92
19.73.127.147 0:0:0:0:0:ffff:1349:7f93
19.73.127.148 0:0:0:0:0:ffff:1349:7f94
19.73.127.149 0:0:0:0:0:ffff:1349:7f95
19.73.127.150 0:0:0:0:0:ffff:1349:7f96
19.73.127.151 0:0:0:0:0:ffff:1349:7f97
19.73.127.152 0:0:0:0:0:ffff:1349:7f98
19.73.127.153 0:0:0:0:0:ffff:1349:7f99
19.73.127.154 0:0:0:0:0:ffff:1349:7f9a
19.73.127.155 0:0:0:0:0:ffff:1349:7f9b
19.73.127.156 0:0:0:0:0:ffff:1349:7f9c
19.73.127.157 0:0:0:0:0:ffff:1349:7f9d
19.73.127.158 0:0:0:0:0:ffff:1349:7f9e
19.73.127.159 0:0:0:0:0:ffff:1349:7f9f
19.73.127.160 0:0:0:0:0:ffff:1349:7fa0
19.73.127.161 0:0:0:0:0:ffff:1349:7fa1
19.73.127.162 0:0:0:0:0:ffff:1349:7fa2
19.73.127.163 0:0:0:0:0:ffff:1349:7fa3
19.73.127.164 0:0:0:0:0:ffff:1349:7fa4
19.73.127.165 0:0:0:0:0:ffff:1349:7fa5
19.73.127.166 0:0:0:0:0:ffff:1349:7fa6
19.73.127.167 0:0:0:0:0:ffff:1349:7fa7
19.73.127.168 0:0:0:0:0:ffff:1349:7fa8
19.73.127.169 0:0:0:0:0:ffff:1349:7fa9
19.73.127.170 0:0:0:0:0:ffff:1349:7faa
19.73.127.171 0:0:0:0:0:ffff:1349:7fab
19.73.127.172 0:0:0:0:0:ffff:1349:7fac
19.73.127.173 0:0:0:0:0:ffff:1349:7fad
19.73.127.174 0:0:0:0:0:ffff:1349:7fae
19.73.127.175 0:0:0:0:0:ffff:1349:7faf
19.73.127.176 0:0:0:0:0:ffff:1349:7fb0
19.73.127.177 0:0:0:0:0:ffff:1349:7fb1
19.73.127.178 0:0:0:0:0:ffff:1349:7fb2
19.73.127.179 0:0:0:0:0:ffff:1349:7fb3
19.73.127.180 0:0:0:0:0:ffff:1349:7fb4


19.73.127.181 0:0:0:0:0:ffff:1349:7fb5
19.73.127.182 0:0:0:0:0:ffff:1349:7fb6
19.73.127.183 0:0:0:0:0:ffff:1349:7fb7
19.73.127.184 0:0:0:0:0:ffff:1349:7fb8
19.73.127.185 0:0:0:0:0:ffff:1349:7fb9
19.73.127.186 0:0:0:0:0:ffff:1349:7fba
19.73.127.187 0:0:0:0:0:ffff:1349:7fbb
19.73.127.188 0:0:0:0:0:ffff:1349:7fbc
19.73.127.189 0:0:0:0:0:ffff:1349:7fbd
19.73.127.190 0:0:0:0:0:ffff:1349:7fbe
19.73.127.191 0:0:0:0:0:ffff:1349:7fbf
19.73.127.192 0:0:0:0:0:ffff:1349:7fc0
19.73.127.193 0:0:0:0:0:ffff:1349:7fc1
19.73.127.194 0:0:0:0:0:ffff:1349:7fc2
19.73.127.195 0:0:0:0:0:ffff:1349:7fc3
19.73.127.196 0:0:0:0:0:ffff:1349:7fc4
19.73.127.197 0:0:0:0:0:ffff:1349:7fc5
19.73.127.198 0:0:0:0:0:ffff:1349:7fc6
19.73.127.199 0:0:0:0:0:ffff:1349:7fc7
19.73.127.200 0:0:0:0:0:ffff:1349:7fc8
19.73.127.201 0:0:0:0:0:ffff:1349:7fc9
19.73.127.202 0:0:0:0:0:ffff:1349:7fca
19.73.127.203 0:0:0:0:0:ffff:1349:7fcb
19.73.127.204 0:0:0:0:0:ffff:1349:7fcc
19.73.127.205 0:0:0:0:0:ffff:1349:7fcd
19.73.127.206 0:0:0:0:0:ffff:1349:7fce
19.73.127.207 0:0:0:0:0:ffff:1349:7fcf
19.73.127.208 0:0:0:0:0:ffff:1349:7fd0
19.73.127.209 0:0:0:0:0:ffff:1349:7fd1
19.73.127.210 0:0:0:0:0:ffff:1349:7fd2
19.73.127.211 0:0:0:0:0:ffff:1349:7fd3
19.73.127.212 0:0:0:0:0:ffff:1349:7fd4
19.73.127.213 0:0:0:0:0:ffff:1349:7fd5
19.73.127.214 0:0:0:0:0:ffff:1349:7fd6
19.73.127.215 0:0:0:0:0:ffff:1349:7fd7
19.73.127.216 0:0:0:0:0:ffff:1349:7fd8
19.73.127.217 0:0:0:0:0:ffff:1349:7fd9
19.73.127.218 0:0:0:0:0:ffff:1349:7fda
19.73.127.219 0:0:0:0:0:ffff:1349:7fdb
19.73.127.220 0:0:0:0:0:ffff:1349:7fdc
19.73.127.221 0:0:0:0:0:ffff:1349:7fdd
19.73.127.222 0:0:0:0:0:ffff:1349:7fde
19.73.127.223 0:0:0:0:0:ffff:1349:7fdf
19.73.127.224 0:0:0:0:0:ffff:1349:7fe0
19.73.127.225 0:0:0:0:0:ffff:1349:7fe1
19.73.127.226 0:0:0:0:0:ffff:1349:7fe2
19.73.127.227 0:0:0:0:0:ffff:1349:7fe3
19.73.127.228 0:0:0:0:0:ffff:1349:7fe4
19.73.127.229 0:0:0:0:0:ffff:1349:7fe5
19.73.127.230 0:0:0:0:0:ffff:1349:7fe6
19.73.127.231 0:0:0:0:0:ffff:1349:7fe7
19.73.127.232 0:0:0:0:0:ffff:1349:7fe8
19.73.127.233 0:0:0:0:0:ffff:1349:7fe9
19.73.127.234 0:0:0:0:0:ffff:1349:7fea
19.73.127.235 0:0:0:0:0:ffff:1349:7feb
19.73.127.236 0:0:0:0:0:ffff:1349:7fec
19.73.127.237 0:0:0:0:0:ffff:1349:7fed
19.73.127.238 0:0:0:0:0:ffff:1349:7fee
19.73.127.239 0:0:0:0:0:ffff:1349:7fef
19.73.127.240 0:0:0:0:0:ffff:1349:7ff0
19.73.127.241 0:0:0:0:0:ffff:1349:7ff1
19.73.127.242 0:0:0:0:0:ffff:1349:7ff2
19.73.127.243 0:0:0:0:0:ffff:1349:7ff3
19.73.127.244 0:0:0:0:0:ffff:1349:7ff4
19.73.127.245 0:0:0:0:0:ffff:1349:7ff5
19.73.127.246 0:0:0:0:0:ffff:1349:7ff6
19.73.127.247 0:0:0:0:0:ffff:1349:7ff7
19.73.127.248 0:0:0:0:0:ffff:1349:7ff8
19.73.127.249 0:0:0:0:0:ffff:1349:7ff9
19.73.127.250 0:0:0:0:0:ffff:1349:7ffa
19.73.127.251 0:0:0:0:0:ffff:1349:7ffb
19.73.127.252 0:0:0:0:0:ffff:1349:7ffc
19.73.127.253 0:0:0:0:0:ffff:1349:7ffd
19.73.127.254 0:0:0:0:0:ffff:1349:7ffe
19.73.127.255 0:0:0:0:0:ffff:1349:7fff


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.