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
199.138.177.1 0:0:0:0:0:ffff:c78a:b101
199.138.177.2 0:0:0:0:0:ffff:c78a:b102
199.138.177.3 0:0:0:0:0:ffff:c78a:b103
199.138.177.4 0:0:0:0:0:ffff:c78a:b104
199.138.177.5 0:0:0:0:0:ffff:c78a:b105
199.138.177.6 0:0:0:0:0:ffff:c78a:b106
199.138.177.7 0:0:0:0:0:ffff:c78a:b107
199.138.177.8 0:0:0:0:0:ffff:c78a:b108
199.138.177.9 0:0:0:0:0:ffff:c78a:b109
199.138.177.10 0:0:0:0:0:ffff:c78a:b10a
199.138.177.11 0:0:0:0:0:ffff:c78a:b10b
199.138.177.12 0:0:0:0:0:ffff:c78a:b10c
199.138.177.13 0:0:0:0:0:ffff:c78a:b10d
199.138.177.14 0:0:0:0:0:ffff:c78a:b10e
199.138.177.15 0:0:0:0:0:ffff:c78a:b10f
199.138.177.16 0:0:0:0:0:ffff:c78a:b110
199.138.177.17 0:0:0:0:0:ffff:c78a:b111
199.138.177.18 0:0:0:0:0:ffff:c78a:b112
199.138.177.19 0:0:0:0:0:ffff:c78a:b113
199.138.177.20 0:0:0:0:0:ffff:c78a:b114
199.138.177.21 0:0:0:0:0:ffff:c78a:b115
199.138.177.22 0:0:0:0:0:ffff:c78a:b116
199.138.177.23 0:0:0:0:0:ffff:c78a:b117
199.138.177.24 0:0:0:0:0:ffff:c78a:b118
199.138.177.25 0:0:0:0:0:ffff:c78a:b119
199.138.177.26 0:0:0:0:0:ffff:c78a:b11a
199.138.177.27 0:0:0:0:0:ffff:c78a:b11b
199.138.177.28 0:0:0:0:0:ffff:c78a:b11c
199.138.177.29 0:0:0:0:0:ffff:c78a:b11d
199.138.177.30 0:0:0:0:0:ffff:c78a:b11e
199.138.177.31 0:0:0:0:0:ffff:c78a:b11f
199.138.177.32 0:0:0:0:0:ffff:c78a:b120
199.138.177.33 0:0:0:0:0:ffff:c78a:b121
199.138.177.34 0:0:0:0:0:ffff:c78a:b122
199.138.177.35 0:0:0:0:0:ffff:c78a:b123
199.138.177.36 0:0:0:0:0:ffff:c78a:b124
199.138.177.37 0:0:0:0:0:ffff:c78a:b125
199.138.177.38 0:0:0:0:0:ffff:c78a:b126
199.138.177.39 0:0:0:0:0:ffff:c78a:b127
199.138.177.40 0:0:0:0:0:ffff:c78a:b128
199.138.177.41 0:0:0:0:0:ffff:c78a:b129
199.138.177.42 0:0:0:0:0:ffff:c78a:b12a
199.138.177.43 0:0:0:0:0:ffff:c78a:b12b
199.138.177.44 0:0:0:0:0:ffff:c78a:b12c
199.138.177.45 0:0:0:0:0:ffff:c78a:b12d
199.138.177.46 0:0:0:0:0:ffff:c78a:b12e
199.138.177.47 0:0:0:0:0:ffff:c78a:b12f
199.138.177.48 0:0:0:0:0:ffff:c78a:b130
199.138.177.49 0:0:0:0:0:ffff:c78a:b131
199.138.177.50 0:0:0:0:0:ffff:c78a:b132
199.138.177.51 0:0:0:0:0:ffff:c78a:b133
199.138.177.52 0:0:0:0:0:ffff:c78a:b134
199.138.177.53 0:0:0:0:0:ffff:c78a:b135
199.138.177.54 0:0:0:0:0:ffff:c78a:b136
199.138.177.55 0:0:0:0:0:ffff:c78a:b137
199.138.177.56 0:0:0:0:0:ffff:c78a:b138
199.138.177.57 0:0:0:0:0:ffff:c78a:b139
199.138.177.58 0:0:0:0:0:ffff:c78a:b13a
199.138.177.59 0:0:0:0:0:ffff:c78a:b13b
199.138.177.60 0:0:0:0:0:ffff:c78a:b13c


199.138.177.61 0:0:0:0:0:ffff:c78a:b13d
199.138.177.62 0:0:0:0:0:ffff:c78a:b13e
199.138.177.63 0:0:0:0:0:ffff:c78a:b13f
199.138.177.64 0:0:0:0:0:ffff:c78a:b140
199.138.177.65 0:0:0:0:0:ffff:c78a:b141
199.138.177.66 0:0:0:0:0:ffff:c78a:b142
199.138.177.67 0:0:0:0:0:ffff:c78a:b143
199.138.177.68 0:0:0:0:0:ffff:c78a:b144
199.138.177.69 0:0:0:0:0:ffff:c78a:b145
199.138.177.70 0:0:0:0:0:ffff:c78a:b146
199.138.177.71 0:0:0:0:0:ffff:c78a:b147
199.138.177.72 0:0:0:0:0:ffff:c78a:b148
199.138.177.73 0:0:0:0:0:ffff:c78a:b149
199.138.177.74 0:0:0:0:0:ffff:c78a:b14a
199.138.177.75 0:0:0:0:0:ffff:c78a:b14b
199.138.177.76 0:0:0:0:0:ffff:c78a:b14c
199.138.177.77 0:0:0:0:0:ffff:c78a:b14d
199.138.177.78 0:0:0:0:0:ffff:c78a:b14e
199.138.177.79 0:0:0:0:0:ffff:c78a:b14f
199.138.177.80 0:0:0:0:0:ffff:c78a:b150
199.138.177.81 0:0:0:0:0:ffff:c78a:b151
199.138.177.82 0:0:0:0:0:ffff:c78a:b152
199.138.177.83 0:0:0:0:0:ffff:c78a:b153
199.138.177.84 0:0:0:0:0:ffff:c78a:b154
199.138.177.85 0:0:0:0:0:ffff:c78a:b155
199.138.177.86 0:0:0:0:0:ffff:c78a:b156
199.138.177.87 0:0:0:0:0:ffff:c78a:b157
199.138.177.88 0:0:0:0:0:ffff:c78a:b158
199.138.177.89 0:0:0:0:0:ffff:c78a:b159
199.138.177.90 0:0:0:0:0:ffff:c78a:b15a
199.138.177.91 0:0:0:0:0:ffff:c78a:b15b
199.138.177.92 0:0:0:0:0:ffff:c78a:b15c
199.138.177.93 0:0:0:0:0:ffff:c78a:b15d
199.138.177.94 0:0:0:0:0:ffff:c78a:b15e
199.138.177.95 0:0:0:0:0:ffff:c78a:b15f
199.138.177.96 0:0:0:0:0:ffff:c78a:b160
199.138.177.97 0:0:0:0:0:ffff:c78a:b161
199.138.177.98 0:0:0:0:0:ffff:c78a:b162
199.138.177.99 0:0:0:0:0:ffff:c78a:b163
199.138.177.100 0:0:0:0:0:ffff:c78a:b164
199.138.177.101 0:0:0:0:0:ffff:c78a:b165
199.138.177.102 0:0:0:0:0:ffff:c78a:b166
199.138.177.103 0:0:0:0:0:ffff:c78a:b167
199.138.177.104 0:0:0:0:0:ffff:c78a:b168
199.138.177.105 0:0:0:0:0:ffff:c78a:b169
199.138.177.106 0:0:0:0:0:ffff:c78a:b16a
199.138.177.107 0:0:0:0:0:ffff:c78a:b16b
199.138.177.108 0:0:0:0:0:ffff:c78a:b16c
199.138.177.109 0:0:0:0:0:ffff:c78a:b16d
199.138.177.110 0:0:0:0:0:ffff:c78a:b16e
199.138.177.111 0:0:0:0:0:ffff:c78a:b16f
199.138.177.112 0:0:0:0:0:ffff:c78a:b170
199.138.177.113 0:0:0:0:0:ffff:c78a:b171
199.138.177.114 0:0:0:0:0:ffff:c78a:b172
199.138.177.115 0:0:0:0:0:ffff:c78a:b173
199.138.177.116 0:0:0:0:0:ffff:c78a:b174
199.138.177.117 0:0:0:0:0:ffff:c78a:b175
199.138.177.118 0:0:0:0:0:ffff:c78a:b176
199.138.177.119 0:0:0:0:0:ffff:c78a:b177
199.138.177.120 0:0:0:0:0:ffff:c78a:b178


199.138.177.121 0:0:0:0:0:ffff:c78a:b179
199.138.177.122 0:0:0:0:0:ffff:c78a:b17a
199.138.177.123 0:0:0:0:0:ffff:c78a:b17b
199.138.177.124 0:0:0:0:0:ffff:c78a:b17c
199.138.177.125 0:0:0:0:0:ffff:c78a:b17d
199.138.177.126 0:0:0:0:0:ffff:c78a:b17e
199.138.177.127 0:0:0:0:0:ffff:c78a:b17f
199.138.177.128 0:0:0:0:0:ffff:c78a:b180
199.138.177.129 0:0:0:0:0:ffff:c78a:b181
199.138.177.130 0:0:0:0:0:ffff:c78a:b182
199.138.177.131 0:0:0:0:0:ffff:c78a:b183
199.138.177.132 0:0:0:0:0:ffff:c78a:b184
199.138.177.133 0:0:0:0:0:ffff:c78a:b185
199.138.177.134 0:0:0:0:0:ffff:c78a:b186
199.138.177.135 0:0:0:0:0:ffff:c78a:b187
199.138.177.136 0:0:0:0:0:ffff:c78a:b188
199.138.177.137 0:0:0:0:0:ffff:c78a:b189
199.138.177.138 0:0:0:0:0:ffff:c78a:b18a
199.138.177.139 0:0:0:0:0:ffff:c78a:b18b
199.138.177.140 0:0:0:0:0:ffff:c78a:b18c
199.138.177.141 0:0:0:0:0:ffff:c78a:b18d
199.138.177.142 0:0:0:0:0:ffff:c78a:b18e
199.138.177.143 0:0:0:0:0:ffff:c78a:b18f
199.138.177.144 0:0:0:0:0:ffff:c78a:b190
199.138.177.145 0:0:0:0:0:ffff:c78a:b191
199.138.177.146 0:0:0:0:0:ffff:c78a:b192
199.138.177.147 0:0:0:0:0:ffff:c78a:b193
199.138.177.148 0:0:0:0:0:ffff:c78a:b194
199.138.177.149 0:0:0:0:0:ffff:c78a:b195
199.138.177.150 0:0:0:0:0:ffff:c78a:b196
199.138.177.151 0:0:0:0:0:ffff:c78a:b197
199.138.177.152 0:0:0:0:0:ffff:c78a:b198
199.138.177.153 0:0:0:0:0:ffff:c78a:b199
199.138.177.154 0:0:0:0:0:ffff:c78a:b19a
199.138.177.155 0:0:0:0:0:ffff:c78a:b19b
199.138.177.156 0:0:0:0:0:ffff:c78a:b19c
199.138.177.157 0:0:0:0:0:ffff:c78a:b19d
199.138.177.158 0:0:0:0:0:ffff:c78a:b19e
199.138.177.159 0:0:0:0:0:ffff:c78a:b19f
199.138.177.160 0:0:0:0:0:ffff:c78a:b1a0
199.138.177.161 0:0:0:0:0:ffff:c78a:b1a1
199.138.177.162 0:0:0:0:0:ffff:c78a:b1a2
199.138.177.163 0:0:0:0:0:ffff:c78a:b1a3
199.138.177.164 0:0:0:0:0:ffff:c78a:b1a4
199.138.177.165 0:0:0:0:0:ffff:c78a:b1a5
199.138.177.166 0:0:0:0:0:ffff:c78a:b1a6
199.138.177.167 0:0:0:0:0:ffff:c78a:b1a7
199.138.177.168 0:0:0:0:0:ffff:c78a:b1a8
199.138.177.169 0:0:0:0:0:ffff:c78a:b1a9
199.138.177.170 0:0:0:0:0:ffff:c78a:b1aa
199.138.177.171 0:0:0:0:0:ffff:c78a:b1ab
199.138.177.172 0:0:0:0:0:ffff:c78a:b1ac
199.138.177.173 0:0:0:0:0:ffff:c78a:b1ad
199.138.177.174 0:0:0:0:0:ffff:c78a:b1ae
199.138.177.175 0:0:0:0:0:ffff:c78a:b1af
199.138.177.176 0:0:0:0:0:ffff:c78a:b1b0
199.138.177.177 0:0:0:0:0:ffff:c78a:b1b1
199.138.177.178 0:0:0:0:0:ffff:c78a:b1b2
199.138.177.179 0:0:0:0:0:ffff:c78a:b1b3
199.138.177.180 0:0:0:0:0:ffff:c78a:b1b4


199.138.177.181 0:0:0:0:0:ffff:c78a:b1b5
199.138.177.182 0:0:0:0:0:ffff:c78a:b1b6
199.138.177.183 0:0:0:0:0:ffff:c78a:b1b7
199.138.177.184 0:0:0:0:0:ffff:c78a:b1b8
199.138.177.185 0:0:0:0:0:ffff:c78a:b1b9
199.138.177.186 0:0:0:0:0:ffff:c78a:b1ba
199.138.177.187 0:0:0:0:0:ffff:c78a:b1bb
199.138.177.188 0:0:0:0:0:ffff:c78a:b1bc
199.138.177.189 0:0:0:0:0:ffff:c78a:b1bd
199.138.177.190 0:0:0:0:0:ffff:c78a:b1be
199.138.177.191 0:0:0:0:0:ffff:c78a:b1bf
199.138.177.192 0:0:0:0:0:ffff:c78a:b1c0
199.138.177.193 0:0:0:0:0:ffff:c78a:b1c1
199.138.177.194 0:0:0:0:0:ffff:c78a:b1c2
199.138.177.195 0:0:0:0:0:ffff:c78a:b1c3
199.138.177.196 0:0:0:0:0:ffff:c78a:b1c4
199.138.177.197 0:0:0:0:0:ffff:c78a:b1c5
199.138.177.198 0:0:0:0:0:ffff:c78a:b1c6
199.138.177.199 0:0:0:0:0:ffff:c78a:b1c7
199.138.177.200 0:0:0:0:0:ffff:c78a:b1c8
199.138.177.201 0:0:0:0:0:ffff:c78a:b1c9
199.138.177.202 0:0:0:0:0:ffff:c78a:b1ca
199.138.177.203 0:0:0:0:0:ffff:c78a:b1cb
199.138.177.204 0:0:0:0:0:ffff:c78a:b1cc
199.138.177.205 0:0:0:0:0:ffff:c78a:b1cd
199.138.177.206 0:0:0:0:0:ffff:c78a:b1ce
199.138.177.207 0:0:0:0:0:ffff:c78a:b1cf
199.138.177.208 0:0:0:0:0:ffff:c78a:b1d0
199.138.177.209 0:0:0:0:0:ffff:c78a:b1d1
199.138.177.210 0:0:0:0:0:ffff:c78a:b1d2
199.138.177.211 0:0:0:0:0:ffff:c78a:b1d3
199.138.177.212 0:0:0:0:0:ffff:c78a:b1d4
199.138.177.213 0:0:0:0:0:ffff:c78a:b1d5
199.138.177.214 0:0:0:0:0:ffff:c78a:b1d6
199.138.177.215 0:0:0:0:0:ffff:c78a:b1d7
199.138.177.216 0:0:0:0:0:ffff:c78a:b1d8
199.138.177.217 0:0:0:0:0:ffff:c78a:b1d9
199.138.177.218 0:0:0:0:0:ffff:c78a:b1da
199.138.177.219 0:0:0:0:0:ffff:c78a:b1db
199.138.177.220 0:0:0:0:0:ffff:c78a:b1dc
199.138.177.221 0:0:0:0:0:ffff:c78a:b1dd
199.138.177.222 0:0:0:0:0:ffff:c78a:b1de
199.138.177.223 0:0:0:0:0:ffff:c78a:b1df
199.138.177.224 0:0:0:0:0:ffff:c78a:b1e0
199.138.177.225 0:0:0:0:0:ffff:c78a:b1e1
199.138.177.226 0:0:0:0:0:ffff:c78a:b1e2
199.138.177.227 0:0:0:0:0:ffff:c78a:b1e3
199.138.177.228 0:0:0:0:0:ffff:c78a:b1e4
199.138.177.229 0:0:0:0:0:ffff:c78a:b1e5
199.138.177.230 0:0:0:0:0:ffff:c78a:b1e6
199.138.177.231 0:0:0:0:0:ffff:c78a:b1e7
199.138.177.232 0:0:0:0:0:ffff:c78a:b1e8
199.138.177.233 0:0:0:0:0:ffff:c78a:b1e9
199.138.177.234 0:0:0:0:0:ffff:c78a:b1ea
199.138.177.235 0:0:0:0:0:ffff:c78a:b1eb
199.138.177.236 0:0:0:0:0:ffff:c78a:b1ec
199.138.177.237 0:0:0:0:0:ffff:c78a:b1ed
199.138.177.238 0:0:0:0:0:ffff:c78a:b1ee
199.138.177.239 0:0:0:0:0:ffff:c78a:b1ef
199.138.177.240 0:0:0:0:0:ffff:c78a:b1f0
199.138.177.241 0:0:0:0:0:ffff:c78a:b1f1
199.138.177.242 0:0:0:0:0:ffff:c78a:b1f2
199.138.177.243 0:0:0:0:0:ffff:c78a:b1f3
199.138.177.244 0:0:0:0:0:ffff:c78a:b1f4
199.138.177.245 0:0:0:0:0:ffff:c78a:b1f5
199.138.177.246 0:0:0:0:0:ffff:c78a:b1f6
199.138.177.247 0:0:0:0:0:ffff:c78a:b1f7
199.138.177.248 0:0:0:0:0:ffff:c78a:b1f8
199.138.177.249 0:0:0:0:0:ffff:c78a:b1f9
199.138.177.250 0:0:0:0:0:ffff:c78a:b1fa
199.138.177.251 0:0:0:0:0:ffff:c78a:b1fb
199.138.177.252 0:0:0:0:0:ffff:c78a:b1fc
199.138.177.253 0:0:0:0:0:ffff:c78a:b1fd
199.138.177.254 0:0:0:0:0:ffff:c78a:b1fe
199.138.177.255 0:0:0:0:0:ffff:c78a:b1ff


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.