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
99.141.145.1 0:0:0:0:0:ffff:638d:9101
99.141.145.2 0:0:0:0:0:ffff:638d:9102
99.141.145.3 0:0:0:0:0:ffff:638d:9103
99.141.145.4 0:0:0:0:0:ffff:638d:9104
99.141.145.5 0:0:0:0:0:ffff:638d:9105
99.141.145.6 0:0:0:0:0:ffff:638d:9106
99.141.145.7 0:0:0:0:0:ffff:638d:9107
99.141.145.8 0:0:0:0:0:ffff:638d:9108
99.141.145.9 0:0:0:0:0:ffff:638d:9109
99.141.145.10 0:0:0:0:0:ffff:638d:910a
99.141.145.11 0:0:0:0:0:ffff:638d:910b
99.141.145.12 0:0:0:0:0:ffff:638d:910c
99.141.145.13 0:0:0:0:0:ffff:638d:910d
99.141.145.14 0:0:0:0:0:ffff:638d:910e
99.141.145.15 0:0:0:0:0:ffff:638d:910f
99.141.145.16 0:0:0:0:0:ffff:638d:9110
99.141.145.17 0:0:0:0:0:ffff:638d:9111
99.141.145.18 0:0:0:0:0:ffff:638d:9112
99.141.145.19 0:0:0:0:0:ffff:638d:9113
99.141.145.20 0:0:0:0:0:ffff:638d:9114
99.141.145.21 0:0:0:0:0:ffff:638d:9115
99.141.145.22 0:0:0:0:0:ffff:638d:9116
99.141.145.23 0:0:0:0:0:ffff:638d:9117
99.141.145.24 0:0:0:0:0:ffff:638d:9118
99.141.145.25 0:0:0:0:0:ffff:638d:9119
99.141.145.26 0:0:0:0:0:ffff:638d:911a
99.141.145.27 0:0:0:0:0:ffff:638d:911b
99.141.145.28 0:0:0:0:0:ffff:638d:911c
99.141.145.29 0:0:0:0:0:ffff:638d:911d
99.141.145.30 0:0:0:0:0:ffff:638d:911e
99.141.145.31 0:0:0:0:0:ffff:638d:911f
99.141.145.32 0:0:0:0:0:ffff:638d:9120
99.141.145.33 0:0:0:0:0:ffff:638d:9121
99.141.145.34 0:0:0:0:0:ffff:638d:9122
99.141.145.35 0:0:0:0:0:ffff:638d:9123
99.141.145.36 0:0:0:0:0:ffff:638d:9124
99.141.145.37 0:0:0:0:0:ffff:638d:9125
99.141.145.38 0:0:0:0:0:ffff:638d:9126
99.141.145.39 0:0:0:0:0:ffff:638d:9127
99.141.145.40 0:0:0:0:0:ffff:638d:9128
99.141.145.41 0:0:0:0:0:ffff:638d:9129
99.141.145.42 0:0:0:0:0:ffff:638d:912a
99.141.145.43 0:0:0:0:0:ffff:638d:912b
99.141.145.44 0:0:0:0:0:ffff:638d:912c
99.141.145.45 0:0:0:0:0:ffff:638d:912d
99.141.145.46 0:0:0:0:0:ffff:638d:912e
99.141.145.47 0:0:0:0:0:ffff:638d:912f
99.141.145.48 0:0:0:0:0:ffff:638d:9130
99.141.145.49 0:0:0:0:0:ffff:638d:9131
99.141.145.50 0:0:0:0:0:ffff:638d:9132
99.141.145.51 0:0:0:0:0:ffff:638d:9133
99.141.145.52 0:0:0:0:0:ffff:638d:9134
99.141.145.53 0:0:0:0:0:ffff:638d:9135
99.141.145.54 0:0:0:0:0:ffff:638d:9136
99.141.145.55 0:0:0:0:0:ffff:638d:9137
99.141.145.56 0:0:0:0:0:ffff:638d:9138
99.141.145.57 0:0:0:0:0:ffff:638d:9139
99.141.145.58 0:0:0:0:0:ffff:638d:913a
99.141.145.59 0:0:0:0:0:ffff:638d:913b
99.141.145.60 0:0:0:0:0:ffff:638d:913c


99.141.145.61 0:0:0:0:0:ffff:638d:913d
99.141.145.62 0:0:0:0:0:ffff:638d:913e
99.141.145.63 0:0:0:0:0:ffff:638d:913f
99.141.145.64 0:0:0:0:0:ffff:638d:9140
99.141.145.65 0:0:0:0:0:ffff:638d:9141
99.141.145.66 0:0:0:0:0:ffff:638d:9142
99.141.145.67 0:0:0:0:0:ffff:638d:9143
99.141.145.68 0:0:0:0:0:ffff:638d:9144
99.141.145.69 0:0:0:0:0:ffff:638d:9145
99.141.145.70 0:0:0:0:0:ffff:638d:9146
99.141.145.71 0:0:0:0:0:ffff:638d:9147
99.141.145.72 0:0:0:0:0:ffff:638d:9148
99.141.145.73 0:0:0:0:0:ffff:638d:9149
99.141.145.74 0:0:0:0:0:ffff:638d:914a
99.141.145.75 0:0:0:0:0:ffff:638d:914b
99.141.145.76 0:0:0:0:0:ffff:638d:914c
99.141.145.77 0:0:0:0:0:ffff:638d:914d
99.141.145.78 0:0:0:0:0:ffff:638d:914e
99.141.145.79 0:0:0:0:0:ffff:638d:914f
99.141.145.80 0:0:0:0:0:ffff:638d:9150
99.141.145.81 0:0:0:0:0:ffff:638d:9151
99.141.145.82 0:0:0:0:0:ffff:638d:9152
99.141.145.83 0:0:0:0:0:ffff:638d:9153
99.141.145.84 0:0:0:0:0:ffff:638d:9154
99.141.145.85 0:0:0:0:0:ffff:638d:9155
99.141.145.86 0:0:0:0:0:ffff:638d:9156
99.141.145.87 0:0:0:0:0:ffff:638d:9157
99.141.145.88 0:0:0:0:0:ffff:638d:9158
99.141.145.89 0:0:0:0:0:ffff:638d:9159
99.141.145.90 0:0:0:0:0:ffff:638d:915a
99.141.145.91 0:0:0:0:0:ffff:638d:915b
99.141.145.92 0:0:0:0:0:ffff:638d:915c
99.141.145.93 0:0:0:0:0:ffff:638d:915d
99.141.145.94 0:0:0:0:0:ffff:638d:915e
99.141.145.95 0:0:0:0:0:ffff:638d:915f
99.141.145.96 0:0:0:0:0:ffff:638d:9160
99.141.145.97 0:0:0:0:0:ffff:638d:9161
99.141.145.98 0:0:0:0:0:ffff:638d:9162
99.141.145.99 0:0:0:0:0:ffff:638d:9163
99.141.145.100 0:0:0:0:0:ffff:638d:9164
99.141.145.101 0:0:0:0:0:ffff:638d:9165
99.141.145.102 0:0:0:0:0:ffff:638d:9166
99.141.145.103 0:0:0:0:0:ffff:638d:9167
99.141.145.104 0:0:0:0:0:ffff:638d:9168
99.141.145.105 0:0:0:0:0:ffff:638d:9169
99.141.145.106 0:0:0:0:0:ffff:638d:916a
99.141.145.107 0:0:0:0:0:ffff:638d:916b
99.141.145.108 0:0:0:0:0:ffff:638d:916c
99.141.145.109 0:0:0:0:0:ffff:638d:916d
99.141.145.110 0:0:0:0:0:ffff:638d:916e
99.141.145.111 0:0:0:0:0:ffff:638d:916f
99.141.145.112 0:0:0:0:0:ffff:638d:9170
99.141.145.113 0:0:0:0:0:ffff:638d:9171
99.141.145.114 0:0:0:0:0:ffff:638d:9172
99.141.145.115 0:0:0:0:0:ffff:638d:9173
99.141.145.116 0:0:0:0:0:ffff:638d:9174
99.141.145.117 0:0:0:0:0:ffff:638d:9175
99.141.145.118 0:0:0:0:0:ffff:638d:9176
99.141.145.119 0:0:0:0:0:ffff:638d:9177
99.141.145.120 0:0:0:0:0:ffff:638d:9178


99.141.145.121 0:0:0:0:0:ffff:638d:9179
99.141.145.122 0:0:0:0:0:ffff:638d:917a
99.141.145.123 0:0:0:0:0:ffff:638d:917b
99.141.145.124 0:0:0:0:0:ffff:638d:917c
99.141.145.125 0:0:0:0:0:ffff:638d:917d
99.141.145.126 0:0:0:0:0:ffff:638d:917e
99.141.145.127 0:0:0:0:0:ffff:638d:917f
99.141.145.128 0:0:0:0:0:ffff:638d:9180
99.141.145.129 0:0:0:0:0:ffff:638d:9181
99.141.145.130 0:0:0:0:0:ffff:638d:9182
99.141.145.131 0:0:0:0:0:ffff:638d:9183
99.141.145.132 0:0:0:0:0:ffff:638d:9184
99.141.145.133 0:0:0:0:0:ffff:638d:9185
99.141.145.134 0:0:0:0:0:ffff:638d:9186
99.141.145.135 0:0:0:0:0:ffff:638d:9187
99.141.145.136 0:0:0:0:0:ffff:638d:9188
99.141.145.137 0:0:0:0:0:ffff:638d:9189
99.141.145.138 0:0:0:0:0:ffff:638d:918a
99.141.145.139 0:0:0:0:0:ffff:638d:918b
99.141.145.140 0:0:0:0:0:ffff:638d:918c
99.141.145.141 0:0:0:0:0:ffff:638d:918d
99.141.145.142 0:0:0:0:0:ffff:638d:918e
99.141.145.143 0:0:0:0:0:ffff:638d:918f
99.141.145.144 0:0:0:0:0:ffff:638d:9190
99.141.145.145 0:0:0:0:0:ffff:638d:9191
99.141.145.146 0:0:0:0:0:ffff:638d:9192
99.141.145.147 0:0:0:0:0:ffff:638d:9193
99.141.145.148 0:0:0:0:0:ffff:638d:9194
99.141.145.149 0:0:0:0:0:ffff:638d:9195
99.141.145.150 0:0:0:0:0:ffff:638d:9196
99.141.145.151 0:0:0:0:0:ffff:638d:9197
99.141.145.152 0:0:0:0:0:ffff:638d:9198
99.141.145.153 0:0:0:0:0:ffff:638d:9199
99.141.145.154 0:0:0:0:0:ffff:638d:919a
99.141.145.155 0:0:0:0:0:ffff:638d:919b
99.141.145.156 0:0:0:0:0:ffff:638d:919c
99.141.145.157 0:0:0:0:0:ffff:638d:919d
99.141.145.158 0:0:0:0:0:ffff:638d:919e
99.141.145.159 0:0:0:0:0:ffff:638d:919f
99.141.145.160 0:0:0:0:0:ffff:638d:91a0
99.141.145.161 0:0:0:0:0:ffff:638d:91a1
99.141.145.162 0:0:0:0:0:ffff:638d:91a2
99.141.145.163 0:0:0:0:0:ffff:638d:91a3
99.141.145.164 0:0:0:0:0:ffff:638d:91a4
99.141.145.165 0:0:0:0:0:ffff:638d:91a5
99.141.145.166 0:0:0:0:0:ffff:638d:91a6
99.141.145.167 0:0:0:0:0:ffff:638d:91a7
99.141.145.168 0:0:0:0:0:ffff:638d:91a8
99.141.145.169 0:0:0:0:0:ffff:638d:91a9
99.141.145.170 0:0:0:0:0:ffff:638d:91aa
99.141.145.171 0:0:0:0:0:ffff:638d:91ab
99.141.145.172 0:0:0:0:0:ffff:638d:91ac
99.141.145.173 0:0:0:0:0:ffff:638d:91ad
99.141.145.174 0:0:0:0:0:ffff:638d:91ae
99.141.145.175 0:0:0:0:0:ffff:638d:91af
99.141.145.176 0:0:0:0:0:ffff:638d:91b0
99.141.145.177 0:0:0:0:0:ffff:638d:91b1
99.141.145.178 0:0:0:0:0:ffff:638d:91b2
99.141.145.179 0:0:0:0:0:ffff:638d:91b3
99.141.145.180 0:0:0:0:0:ffff:638d:91b4


99.141.145.181 0:0:0:0:0:ffff:638d:91b5
99.141.145.182 0:0:0:0:0:ffff:638d:91b6
99.141.145.183 0:0:0:0:0:ffff:638d:91b7
99.141.145.184 0:0:0:0:0:ffff:638d:91b8
99.141.145.185 0:0:0:0:0:ffff:638d:91b9
99.141.145.186 0:0:0:0:0:ffff:638d:91ba
99.141.145.187 0:0:0:0:0:ffff:638d:91bb
99.141.145.188 0:0:0:0:0:ffff:638d:91bc
99.141.145.189 0:0:0:0:0:ffff:638d:91bd
99.141.145.190 0:0:0:0:0:ffff:638d:91be
99.141.145.191 0:0:0:0:0:ffff:638d:91bf
99.141.145.192 0:0:0:0:0:ffff:638d:91c0
99.141.145.193 0:0:0:0:0:ffff:638d:91c1
99.141.145.194 0:0:0:0:0:ffff:638d:91c2
99.141.145.195 0:0:0:0:0:ffff:638d:91c3
99.141.145.196 0:0:0:0:0:ffff:638d:91c4
99.141.145.197 0:0:0:0:0:ffff:638d:91c5
99.141.145.198 0:0:0:0:0:ffff:638d:91c6
99.141.145.199 0:0:0:0:0:ffff:638d:91c7
99.141.145.200 0:0:0:0:0:ffff:638d:91c8
99.141.145.201 0:0:0:0:0:ffff:638d:91c9
99.141.145.202 0:0:0:0:0:ffff:638d:91ca
99.141.145.203 0:0:0:0:0:ffff:638d:91cb
99.141.145.204 0:0:0:0:0:ffff:638d:91cc
99.141.145.205 0:0:0:0:0:ffff:638d:91cd
99.141.145.206 0:0:0:0:0:ffff:638d:91ce
99.141.145.207 0:0:0:0:0:ffff:638d:91cf
99.141.145.208 0:0:0:0:0:ffff:638d:91d0
99.141.145.209 0:0:0:0:0:ffff:638d:91d1
99.141.145.210 0:0:0:0:0:ffff:638d:91d2
99.141.145.211 0:0:0:0:0:ffff:638d:91d3
99.141.145.212 0:0:0:0:0:ffff:638d:91d4
99.141.145.213 0:0:0:0:0:ffff:638d:91d5
99.141.145.214 0:0:0:0:0:ffff:638d:91d6
99.141.145.215 0:0:0:0:0:ffff:638d:91d7
99.141.145.216 0:0:0:0:0:ffff:638d:91d8
99.141.145.217 0:0:0:0:0:ffff:638d:91d9
99.141.145.218 0:0:0:0:0:ffff:638d:91da
99.141.145.219 0:0:0:0:0:ffff:638d:91db
99.141.145.220 0:0:0:0:0:ffff:638d:91dc
99.141.145.221 0:0:0:0:0:ffff:638d:91dd
99.141.145.222 0:0:0:0:0:ffff:638d:91de
99.141.145.223 0:0:0:0:0:ffff:638d:91df
99.141.145.224 0:0:0:0:0:ffff:638d:91e0
99.141.145.225 0:0:0:0:0:ffff:638d:91e1
99.141.145.226 0:0:0:0:0:ffff:638d:91e2
99.141.145.227 0:0:0:0:0:ffff:638d:91e3
99.141.145.228 0:0:0:0:0:ffff:638d:91e4
99.141.145.229 0:0:0:0:0:ffff:638d:91e5
99.141.145.230 0:0:0:0:0:ffff:638d:91e6
99.141.145.231 0:0:0:0:0:ffff:638d:91e7
99.141.145.232 0:0:0:0:0:ffff:638d:91e8
99.141.145.233 0:0:0:0:0:ffff:638d:91e9
99.141.145.234 0:0:0:0:0:ffff:638d:91ea
99.141.145.235 0:0:0:0:0:ffff:638d:91eb
99.141.145.236 0:0:0:0:0:ffff:638d:91ec
99.141.145.237 0:0:0:0:0:ffff:638d:91ed
99.141.145.238 0:0:0:0:0:ffff:638d:91ee
99.141.145.239 0:0:0:0:0:ffff:638d:91ef
99.141.145.240 0:0:0:0:0:ffff:638d:91f0
99.141.145.241 0:0:0:0:0:ffff:638d:91f1
99.141.145.242 0:0:0:0:0:ffff:638d:91f2
99.141.145.243 0:0:0:0:0:ffff:638d:91f3
99.141.145.244 0:0:0:0:0:ffff:638d:91f4
99.141.145.245 0:0:0:0:0:ffff:638d:91f5
99.141.145.246 0:0:0:0:0:ffff:638d:91f6
99.141.145.247 0:0:0:0:0:ffff:638d:91f7
99.141.145.248 0:0:0:0:0:ffff:638d:91f8
99.141.145.249 0:0:0:0:0:ffff:638d:91f9
99.141.145.250 0:0:0:0:0:ffff:638d:91fa
99.141.145.251 0:0:0:0:0:ffff:638d:91fb
99.141.145.252 0:0:0:0:0:ffff:638d:91fc
99.141.145.253 0:0:0:0:0:ffff:638d:91fd
99.141.145.254 0:0:0:0:0:ffff:638d:91fe
99.141.145.255 0:0:0:0:0:ffff:638d:91ff


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.