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
238.111.81.1 0:0:0:0:0:ffff:ee6f:5101
238.111.81.2 0:0:0:0:0:ffff:ee6f:5102
238.111.81.3 0:0:0:0:0:ffff:ee6f:5103
238.111.81.4 0:0:0:0:0:ffff:ee6f:5104
238.111.81.5 0:0:0:0:0:ffff:ee6f:5105
238.111.81.6 0:0:0:0:0:ffff:ee6f:5106
238.111.81.7 0:0:0:0:0:ffff:ee6f:5107
238.111.81.8 0:0:0:0:0:ffff:ee6f:5108
238.111.81.9 0:0:0:0:0:ffff:ee6f:5109
238.111.81.10 0:0:0:0:0:ffff:ee6f:510a
238.111.81.11 0:0:0:0:0:ffff:ee6f:510b
238.111.81.12 0:0:0:0:0:ffff:ee6f:510c
238.111.81.13 0:0:0:0:0:ffff:ee6f:510d
238.111.81.14 0:0:0:0:0:ffff:ee6f:510e
238.111.81.15 0:0:0:0:0:ffff:ee6f:510f
238.111.81.16 0:0:0:0:0:ffff:ee6f:5110
238.111.81.17 0:0:0:0:0:ffff:ee6f:5111
238.111.81.18 0:0:0:0:0:ffff:ee6f:5112
238.111.81.19 0:0:0:0:0:ffff:ee6f:5113
238.111.81.20 0:0:0:0:0:ffff:ee6f:5114
238.111.81.21 0:0:0:0:0:ffff:ee6f:5115
238.111.81.22 0:0:0:0:0:ffff:ee6f:5116
238.111.81.23 0:0:0:0:0:ffff:ee6f:5117
238.111.81.24 0:0:0:0:0:ffff:ee6f:5118
238.111.81.25 0:0:0:0:0:ffff:ee6f:5119
238.111.81.26 0:0:0:0:0:ffff:ee6f:511a
238.111.81.27 0:0:0:0:0:ffff:ee6f:511b
238.111.81.28 0:0:0:0:0:ffff:ee6f:511c
238.111.81.29 0:0:0:0:0:ffff:ee6f:511d
238.111.81.30 0:0:0:0:0:ffff:ee6f:511e
238.111.81.31 0:0:0:0:0:ffff:ee6f:511f
238.111.81.32 0:0:0:0:0:ffff:ee6f:5120
238.111.81.33 0:0:0:0:0:ffff:ee6f:5121
238.111.81.34 0:0:0:0:0:ffff:ee6f:5122
238.111.81.35 0:0:0:0:0:ffff:ee6f:5123
238.111.81.36 0:0:0:0:0:ffff:ee6f:5124
238.111.81.37 0:0:0:0:0:ffff:ee6f:5125
238.111.81.38 0:0:0:0:0:ffff:ee6f:5126
238.111.81.39 0:0:0:0:0:ffff:ee6f:5127
238.111.81.40 0:0:0:0:0:ffff:ee6f:5128
238.111.81.41 0:0:0:0:0:ffff:ee6f:5129
238.111.81.42 0:0:0:0:0:ffff:ee6f:512a
238.111.81.43 0:0:0:0:0:ffff:ee6f:512b
238.111.81.44 0:0:0:0:0:ffff:ee6f:512c
238.111.81.45 0:0:0:0:0:ffff:ee6f:512d
238.111.81.46 0:0:0:0:0:ffff:ee6f:512e
238.111.81.47 0:0:0:0:0:ffff:ee6f:512f
238.111.81.48 0:0:0:0:0:ffff:ee6f:5130
238.111.81.49 0:0:0:0:0:ffff:ee6f:5131
238.111.81.50 0:0:0:0:0:ffff:ee6f:5132
238.111.81.51 0:0:0:0:0:ffff:ee6f:5133
238.111.81.52 0:0:0:0:0:ffff:ee6f:5134
238.111.81.53 0:0:0:0:0:ffff:ee6f:5135
238.111.81.54 0:0:0:0:0:ffff:ee6f:5136
238.111.81.55 0:0:0:0:0:ffff:ee6f:5137
238.111.81.56 0:0:0:0:0:ffff:ee6f:5138
238.111.81.57 0:0:0:0:0:ffff:ee6f:5139
238.111.81.58 0:0:0:0:0:ffff:ee6f:513a
238.111.81.59 0:0:0:0:0:ffff:ee6f:513b
238.111.81.60 0:0:0:0:0:ffff:ee6f:513c


238.111.81.61 0:0:0:0:0:ffff:ee6f:513d
238.111.81.62 0:0:0:0:0:ffff:ee6f:513e
238.111.81.63 0:0:0:0:0:ffff:ee6f:513f
238.111.81.64 0:0:0:0:0:ffff:ee6f:5140
238.111.81.65 0:0:0:0:0:ffff:ee6f:5141
238.111.81.66 0:0:0:0:0:ffff:ee6f:5142
238.111.81.67 0:0:0:0:0:ffff:ee6f:5143
238.111.81.68 0:0:0:0:0:ffff:ee6f:5144
238.111.81.69 0:0:0:0:0:ffff:ee6f:5145
238.111.81.70 0:0:0:0:0:ffff:ee6f:5146
238.111.81.71 0:0:0:0:0:ffff:ee6f:5147
238.111.81.72 0:0:0:0:0:ffff:ee6f:5148
238.111.81.73 0:0:0:0:0:ffff:ee6f:5149
238.111.81.74 0:0:0:0:0:ffff:ee6f:514a
238.111.81.75 0:0:0:0:0:ffff:ee6f:514b
238.111.81.76 0:0:0:0:0:ffff:ee6f:514c
238.111.81.77 0:0:0:0:0:ffff:ee6f:514d
238.111.81.78 0:0:0:0:0:ffff:ee6f:514e
238.111.81.79 0:0:0:0:0:ffff:ee6f:514f
238.111.81.80 0:0:0:0:0:ffff:ee6f:5150
238.111.81.81 0:0:0:0:0:ffff:ee6f:5151
238.111.81.82 0:0:0:0:0:ffff:ee6f:5152
238.111.81.83 0:0:0:0:0:ffff:ee6f:5153
238.111.81.84 0:0:0:0:0:ffff:ee6f:5154
238.111.81.85 0:0:0:0:0:ffff:ee6f:5155
238.111.81.86 0:0:0:0:0:ffff:ee6f:5156
238.111.81.87 0:0:0:0:0:ffff:ee6f:5157
238.111.81.88 0:0:0:0:0:ffff:ee6f:5158
238.111.81.89 0:0:0:0:0:ffff:ee6f:5159
238.111.81.90 0:0:0:0:0:ffff:ee6f:515a
238.111.81.91 0:0:0:0:0:ffff:ee6f:515b
238.111.81.92 0:0:0:0:0:ffff:ee6f:515c
238.111.81.93 0:0:0:0:0:ffff:ee6f:515d
238.111.81.94 0:0:0:0:0:ffff:ee6f:515e
238.111.81.95 0:0:0:0:0:ffff:ee6f:515f
238.111.81.96 0:0:0:0:0:ffff:ee6f:5160
238.111.81.97 0:0:0:0:0:ffff:ee6f:5161
238.111.81.98 0:0:0:0:0:ffff:ee6f:5162
238.111.81.99 0:0:0:0:0:ffff:ee6f:5163
238.111.81.100 0:0:0:0:0:ffff:ee6f:5164
238.111.81.101 0:0:0:0:0:ffff:ee6f:5165
238.111.81.102 0:0:0:0:0:ffff:ee6f:5166
238.111.81.103 0:0:0:0:0:ffff:ee6f:5167
238.111.81.104 0:0:0:0:0:ffff:ee6f:5168
238.111.81.105 0:0:0:0:0:ffff:ee6f:5169
238.111.81.106 0:0:0:0:0:ffff:ee6f:516a
238.111.81.107 0:0:0:0:0:ffff:ee6f:516b
238.111.81.108 0:0:0:0:0:ffff:ee6f:516c
238.111.81.109 0:0:0:0:0:ffff:ee6f:516d
238.111.81.110 0:0:0:0:0:ffff:ee6f:516e
238.111.81.111 0:0:0:0:0:ffff:ee6f:516f
238.111.81.112 0:0:0:0:0:ffff:ee6f:5170
238.111.81.113 0:0:0:0:0:ffff:ee6f:5171
238.111.81.114 0:0:0:0:0:ffff:ee6f:5172
238.111.81.115 0:0:0:0:0:ffff:ee6f:5173
238.111.81.116 0:0:0:0:0:ffff:ee6f:5174
238.111.81.117 0:0:0:0:0:ffff:ee6f:5175
238.111.81.118 0:0:0:0:0:ffff:ee6f:5176
238.111.81.119 0:0:0:0:0:ffff:ee6f:5177
238.111.81.120 0:0:0:0:0:ffff:ee6f:5178


238.111.81.121 0:0:0:0:0:ffff:ee6f:5179
238.111.81.122 0:0:0:0:0:ffff:ee6f:517a
238.111.81.123 0:0:0:0:0:ffff:ee6f:517b
238.111.81.124 0:0:0:0:0:ffff:ee6f:517c
238.111.81.125 0:0:0:0:0:ffff:ee6f:517d
238.111.81.126 0:0:0:0:0:ffff:ee6f:517e
238.111.81.127 0:0:0:0:0:ffff:ee6f:517f
238.111.81.128 0:0:0:0:0:ffff:ee6f:5180
238.111.81.129 0:0:0:0:0:ffff:ee6f:5181
238.111.81.130 0:0:0:0:0:ffff:ee6f:5182
238.111.81.131 0:0:0:0:0:ffff:ee6f:5183
238.111.81.132 0:0:0:0:0:ffff:ee6f:5184
238.111.81.133 0:0:0:0:0:ffff:ee6f:5185
238.111.81.134 0:0:0:0:0:ffff:ee6f:5186
238.111.81.135 0:0:0:0:0:ffff:ee6f:5187
238.111.81.136 0:0:0:0:0:ffff:ee6f:5188
238.111.81.137 0:0:0:0:0:ffff:ee6f:5189
238.111.81.138 0:0:0:0:0:ffff:ee6f:518a
238.111.81.139 0:0:0:0:0:ffff:ee6f:518b
238.111.81.140 0:0:0:0:0:ffff:ee6f:518c
238.111.81.141 0:0:0:0:0:ffff:ee6f:518d
238.111.81.142 0:0:0:0:0:ffff:ee6f:518e
238.111.81.143 0:0:0:0:0:ffff:ee6f:518f
238.111.81.144 0:0:0:0:0:ffff:ee6f:5190
238.111.81.145 0:0:0:0:0:ffff:ee6f:5191
238.111.81.146 0:0:0:0:0:ffff:ee6f:5192
238.111.81.147 0:0:0:0:0:ffff:ee6f:5193
238.111.81.148 0:0:0:0:0:ffff:ee6f:5194
238.111.81.149 0:0:0:0:0:ffff:ee6f:5195
238.111.81.150 0:0:0:0:0:ffff:ee6f:5196
238.111.81.151 0:0:0:0:0:ffff:ee6f:5197
238.111.81.152 0:0:0:0:0:ffff:ee6f:5198
238.111.81.153 0:0:0:0:0:ffff:ee6f:5199
238.111.81.154 0:0:0:0:0:ffff:ee6f:519a
238.111.81.155 0:0:0:0:0:ffff:ee6f:519b
238.111.81.156 0:0:0:0:0:ffff:ee6f:519c
238.111.81.157 0:0:0:0:0:ffff:ee6f:519d
238.111.81.158 0:0:0:0:0:ffff:ee6f:519e
238.111.81.159 0:0:0:0:0:ffff:ee6f:519f
238.111.81.160 0:0:0:0:0:ffff:ee6f:51a0
238.111.81.161 0:0:0:0:0:ffff:ee6f:51a1
238.111.81.162 0:0:0:0:0:ffff:ee6f:51a2
238.111.81.163 0:0:0:0:0:ffff:ee6f:51a3
238.111.81.164 0:0:0:0:0:ffff:ee6f:51a4
238.111.81.165 0:0:0:0:0:ffff:ee6f:51a5
238.111.81.166 0:0:0:0:0:ffff:ee6f:51a6
238.111.81.167 0:0:0:0:0:ffff:ee6f:51a7
238.111.81.168 0:0:0:0:0:ffff:ee6f:51a8
238.111.81.169 0:0:0:0:0:ffff:ee6f:51a9
238.111.81.170 0:0:0:0:0:ffff:ee6f:51aa
238.111.81.171 0:0:0:0:0:ffff:ee6f:51ab
238.111.81.172 0:0:0:0:0:ffff:ee6f:51ac
238.111.81.173 0:0:0:0:0:ffff:ee6f:51ad
238.111.81.174 0:0:0:0:0:ffff:ee6f:51ae
238.111.81.175 0:0:0:0:0:ffff:ee6f:51af
238.111.81.176 0:0:0:0:0:ffff:ee6f:51b0
238.111.81.177 0:0:0:0:0:ffff:ee6f:51b1
238.111.81.178 0:0:0:0:0:ffff:ee6f:51b2
238.111.81.179 0:0:0:0:0:ffff:ee6f:51b3
238.111.81.180 0:0:0:0:0:ffff:ee6f:51b4


238.111.81.181 0:0:0:0:0:ffff:ee6f:51b5
238.111.81.182 0:0:0:0:0:ffff:ee6f:51b6
238.111.81.183 0:0:0:0:0:ffff:ee6f:51b7
238.111.81.184 0:0:0:0:0:ffff:ee6f:51b8
238.111.81.185 0:0:0:0:0:ffff:ee6f:51b9
238.111.81.186 0:0:0:0:0:ffff:ee6f:51ba
238.111.81.187 0:0:0:0:0:ffff:ee6f:51bb
238.111.81.188 0:0:0:0:0:ffff:ee6f:51bc
238.111.81.189 0:0:0:0:0:ffff:ee6f:51bd
238.111.81.190 0:0:0:0:0:ffff:ee6f:51be
238.111.81.191 0:0:0:0:0:ffff:ee6f:51bf
238.111.81.192 0:0:0:0:0:ffff:ee6f:51c0
238.111.81.193 0:0:0:0:0:ffff:ee6f:51c1
238.111.81.194 0:0:0:0:0:ffff:ee6f:51c2
238.111.81.195 0:0:0:0:0:ffff:ee6f:51c3
238.111.81.196 0:0:0:0:0:ffff:ee6f:51c4
238.111.81.197 0:0:0:0:0:ffff:ee6f:51c5
238.111.81.198 0:0:0:0:0:ffff:ee6f:51c6
238.111.81.199 0:0:0:0:0:ffff:ee6f:51c7
238.111.81.200 0:0:0:0:0:ffff:ee6f:51c8
238.111.81.201 0:0:0:0:0:ffff:ee6f:51c9
238.111.81.202 0:0:0:0:0:ffff:ee6f:51ca
238.111.81.203 0:0:0:0:0:ffff:ee6f:51cb
238.111.81.204 0:0:0:0:0:ffff:ee6f:51cc
238.111.81.205 0:0:0:0:0:ffff:ee6f:51cd
238.111.81.206 0:0:0:0:0:ffff:ee6f:51ce
238.111.81.207 0:0:0:0:0:ffff:ee6f:51cf
238.111.81.208 0:0:0:0:0:ffff:ee6f:51d0
238.111.81.209 0:0:0:0:0:ffff:ee6f:51d1
238.111.81.210 0:0:0:0:0:ffff:ee6f:51d2
238.111.81.211 0:0:0:0:0:ffff:ee6f:51d3
238.111.81.212 0:0:0:0:0:ffff:ee6f:51d4
238.111.81.213 0:0:0:0:0:ffff:ee6f:51d5
238.111.81.214 0:0:0:0:0:ffff:ee6f:51d6
238.111.81.215 0:0:0:0:0:ffff:ee6f:51d7
238.111.81.216 0:0:0:0:0:ffff:ee6f:51d8
238.111.81.217 0:0:0:0:0:ffff:ee6f:51d9
238.111.81.218 0:0:0:0:0:ffff:ee6f:51da
238.111.81.219 0:0:0:0:0:ffff:ee6f:51db
238.111.81.220 0:0:0:0:0:ffff:ee6f:51dc
238.111.81.221 0:0:0:0:0:ffff:ee6f:51dd
238.111.81.222 0:0:0:0:0:ffff:ee6f:51de
238.111.81.223 0:0:0:0:0:ffff:ee6f:51df
238.111.81.224 0:0:0:0:0:ffff:ee6f:51e0
238.111.81.225 0:0:0:0:0:ffff:ee6f:51e1
238.111.81.226 0:0:0:0:0:ffff:ee6f:51e2
238.111.81.227 0:0:0:0:0:ffff:ee6f:51e3
238.111.81.228 0:0:0:0:0:ffff:ee6f:51e4
238.111.81.229 0:0:0:0:0:ffff:ee6f:51e5
238.111.81.230 0:0:0:0:0:ffff:ee6f:51e6
238.111.81.231 0:0:0:0:0:ffff:ee6f:51e7
238.111.81.232 0:0:0:0:0:ffff:ee6f:51e8
238.111.81.233 0:0:0:0:0:ffff:ee6f:51e9
238.111.81.234 0:0:0:0:0:ffff:ee6f:51ea
238.111.81.235 0:0:0:0:0:ffff:ee6f:51eb
238.111.81.236 0:0:0:0:0:ffff:ee6f:51ec
238.111.81.237 0:0:0:0:0:ffff:ee6f:51ed
238.111.81.238 0:0:0:0:0:ffff:ee6f:51ee
238.111.81.239 0:0:0:0:0:ffff:ee6f:51ef
238.111.81.240 0:0:0:0:0:ffff:ee6f:51f0
238.111.81.241 0:0:0:0:0:ffff:ee6f:51f1
238.111.81.242 0:0:0:0:0:ffff:ee6f:51f2
238.111.81.243 0:0:0:0:0:ffff:ee6f:51f3
238.111.81.244 0:0:0:0:0:ffff:ee6f:51f4
238.111.81.245 0:0:0:0:0:ffff:ee6f:51f5
238.111.81.246 0:0:0:0:0:ffff:ee6f:51f6
238.111.81.247 0:0:0:0:0:ffff:ee6f:51f7
238.111.81.248 0:0:0:0:0:ffff:ee6f:51f8
238.111.81.249 0:0:0:0:0:ffff:ee6f:51f9
238.111.81.250 0:0:0:0:0:ffff:ee6f:51fa
238.111.81.251 0:0:0:0:0:ffff:ee6f:51fb
238.111.81.252 0:0:0:0:0:ffff:ee6f:51fc
238.111.81.253 0:0:0:0:0:ffff:ee6f:51fd
238.111.81.254 0:0:0:0:0:ffff:ee6f:51fe
238.111.81.255 0:0:0:0:0:ffff:ee6f:51ff


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.