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
145.43.33.1 0:0:0:0:0:ffff:912b:2101
145.43.33.2 0:0:0:0:0:ffff:912b:2102
145.43.33.3 0:0:0:0:0:ffff:912b:2103
145.43.33.4 0:0:0:0:0:ffff:912b:2104
145.43.33.5 0:0:0:0:0:ffff:912b:2105
145.43.33.6 0:0:0:0:0:ffff:912b:2106
145.43.33.7 0:0:0:0:0:ffff:912b:2107
145.43.33.8 0:0:0:0:0:ffff:912b:2108
145.43.33.9 0:0:0:0:0:ffff:912b:2109
145.43.33.10 0:0:0:0:0:ffff:912b:210a
145.43.33.11 0:0:0:0:0:ffff:912b:210b
145.43.33.12 0:0:0:0:0:ffff:912b:210c
145.43.33.13 0:0:0:0:0:ffff:912b:210d
145.43.33.14 0:0:0:0:0:ffff:912b:210e
145.43.33.15 0:0:0:0:0:ffff:912b:210f
145.43.33.16 0:0:0:0:0:ffff:912b:2110
145.43.33.17 0:0:0:0:0:ffff:912b:2111
145.43.33.18 0:0:0:0:0:ffff:912b:2112
145.43.33.19 0:0:0:0:0:ffff:912b:2113
145.43.33.20 0:0:0:0:0:ffff:912b:2114
145.43.33.21 0:0:0:0:0:ffff:912b:2115
145.43.33.22 0:0:0:0:0:ffff:912b:2116
145.43.33.23 0:0:0:0:0:ffff:912b:2117
145.43.33.24 0:0:0:0:0:ffff:912b:2118
145.43.33.25 0:0:0:0:0:ffff:912b:2119
145.43.33.26 0:0:0:0:0:ffff:912b:211a
145.43.33.27 0:0:0:0:0:ffff:912b:211b
145.43.33.28 0:0:0:0:0:ffff:912b:211c
145.43.33.29 0:0:0:0:0:ffff:912b:211d
145.43.33.30 0:0:0:0:0:ffff:912b:211e
145.43.33.31 0:0:0:0:0:ffff:912b:211f
145.43.33.32 0:0:0:0:0:ffff:912b:2120
145.43.33.33 0:0:0:0:0:ffff:912b:2121
145.43.33.34 0:0:0:0:0:ffff:912b:2122
145.43.33.35 0:0:0:0:0:ffff:912b:2123
145.43.33.36 0:0:0:0:0:ffff:912b:2124
145.43.33.37 0:0:0:0:0:ffff:912b:2125
145.43.33.38 0:0:0:0:0:ffff:912b:2126
145.43.33.39 0:0:0:0:0:ffff:912b:2127
145.43.33.40 0:0:0:0:0:ffff:912b:2128
145.43.33.41 0:0:0:0:0:ffff:912b:2129
145.43.33.42 0:0:0:0:0:ffff:912b:212a
145.43.33.43 0:0:0:0:0:ffff:912b:212b
145.43.33.44 0:0:0:0:0:ffff:912b:212c
145.43.33.45 0:0:0:0:0:ffff:912b:212d
145.43.33.46 0:0:0:0:0:ffff:912b:212e
145.43.33.47 0:0:0:0:0:ffff:912b:212f
145.43.33.48 0:0:0:0:0:ffff:912b:2130
145.43.33.49 0:0:0:0:0:ffff:912b:2131
145.43.33.50 0:0:0:0:0:ffff:912b:2132
145.43.33.51 0:0:0:0:0:ffff:912b:2133
145.43.33.52 0:0:0:0:0:ffff:912b:2134
145.43.33.53 0:0:0:0:0:ffff:912b:2135
145.43.33.54 0:0:0:0:0:ffff:912b:2136
145.43.33.55 0:0:0:0:0:ffff:912b:2137
145.43.33.56 0:0:0:0:0:ffff:912b:2138
145.43.33.57 0:0:0:0:0:ffff:912b:2139
145.43.33.58 0:0:0:0:0:ffff:912b:213a
145.43.33.59 0:0:0:0:0:ffff:912b:213b
145.43.33.60 0:0:0:0:0:ffff:912b:213c


145.43.33.61 0:0:0:0:0:ffff:912b:213d
145.43.33.62 0:0:0:0:0:ffff:912b:213e
145.43.33.63 0:0:0:0:0:ffff:912b:213f
145.43.33.64 0:0:0:0:0:ffff:912b:2140
145.43.33.65 0:0:0:0:0:ffff:912b:2141
145.43.33.66 0:0:0:0:0:ffff:912b:2142
145.43.33.67 0:0:0:0:0:ffff:912b:2143
145.43.33.68 0:0:0:0:0:ffff:912b:2144
145.43.33.69 0:0:0:0:0:ffff:912b:2145
145.43.33.70 0:0:0:0:0:ffff:912b:2146
145.43.33.71 0:0:0:0:0:ffff:912b:2147
145.43.33.72 0:0:0:0:0:ffff:912b:2148
145.43.33.73 0:0:0:0:0:ffff:912b:2149
145.43.33.74 0:0:0:0:0:ffff:912b:214a
145.43.33.75 0:0:0:0:0:ffff:912b:214b
145.43.33.76 0:0:0:0:0:ffff:912b:214c
145.43.33.77 0:0:0:0:0:ffff:912b:214d
145.43.33.78 0:0:0:0:0:ffff:912b:214e
145.43.33.79 0:0:0:0:0:ffff:912b:214f
145.43.33.80 0:0:0:0:0:ffff:912b:2150
145.43.33.81 0:0:0:0:0:ffff:912b:2151
145.43.33.82 0:0:0:0:0:ffff:912b:2152
145.43.33.83 0:0:0:0:0:ffff:912b:2153
145.43.33.84 0:0:0:0:0:ffff:912b:2154
145.43.33.85 0:0:0:0:0:ffff:912b:2155
145.43.33.86 0:0:0:0:0:ffff:912b:2156
145.43.33.87 0:0:0:0:0:ffff:912b:2157
145.43.33.88 0:0:0:0:0:ffff:912b:2158
145.43.33.89 0:0:0:0:0:ffff:912b:2159
145.43.33.90 0:0:0:0:0:ffff:912b:215a
145.43.33.91 0:0:0:0:0:ffff:912b:215b
145.43.33.92 0:0:0:0:0:ffff:912b:215c
145.43.33.93 0:0:0:0:0:ffff:912b:215d
145.43.33.94 0:0:0:0:0:ffff:912b:215e
145.43.33.95 0:0:0:0:0:ffff:912b:215f
145.43.33.96 0:0:0:0:0:ffff:912b:2160
145.43.33.97 0:0:0:0:0:ffff:912b:2161
145.43.33.98 0:0:0:0:0:ffff:912b:2162
145.43.33.99 0:0:0:0:0:ffff:912b:2163
145.43.33.100 0:0:0:0:0:ffff:912b:2164
145.43.33.101 0:0:0:0:0:ffff:912b:2165
145.43.33.102 0:0:0:0:0:ffff:912b:2166
145.43.33.103 0:0:0:0:0:ffff:912b:2167
145.43.33.104 0:0:0:0:0:ffff:912b:2168
145.43.33.105 0:0:0:0:0:ffff:912b:2169
145.43.33.106 0:0:0:0:0:ffff:912b:216a
145.43.33.107 0:0:0:0:0:ffff:912b:216b
145.43.33.108 0:0:0:0:0:ffff:912b:216c
145.43.33.109 0:0:0:0:0:ffff:912b:216d
145.43.33.110 0:0:0:0:0:ffff:912b:216e
145.43.33.111 0:0:0:0:0:ffff:912b:216f
145.43.33.112 0:0:0:0:0:ffff:912b:2170
145.43.33.113 0:0:0:0:0:ffff:912b:2171
145.43.33.114 0:0:0:0:0:ffff:912b:2172
145.43.33.115 0:0:0:0:0:ffff:912b:2173
145.43.33.116 0:0:0:0:0:ffff:912b:2174
145.43.33.117 0:0:0:0:0:ffff:912b:2175
145.43.33.118 0:0:0:0:0:ffff:912b:2176
145.43.33.119 0:0:0:0:0:ffff:912b:2177
145.43.33.120 0:0:0:0:0:ffff:912b:2178


145.43.33.121 0:0:0:0:0:ffff:912b:2179
145.43.33.122 0:0:0:0:0:ffff:912b:217a
145.43.33.123 0:0:0:0:0:ffff:912b:217b
145.43.33.124 0:0:0:0:0:ffff:912b:217c
145.43.33.125 0:0:0:0:0:ffff:912b:217d
145.43.33.126 0:0:0:0:0:ffff:912b:217e
145.43.33.127 0:0:0:0:0:ffff:912b:217f
145.43.33.128 0:0:0:0:0:ffff:912b:2180
145.43.33.129 0:0:0:0:0:ffff:912b:2181
145.43.33.130 0:0:0:0:0:ffff:912b:2182
145.43.33.131 0:0:0:0:0:ffff:912b:2183
145.43.33.132 0:0:0:0:0:ffff:912b:2184
145.43.33.133 0:0:0:0:0:ffff:912b:2185
145.43.33.134 0:0:0:0:0:ffff:912b:2186
145.43.33.135 0:0:0:0:0:ffff:912b:2187
145.43.33.136 0:0:0:0:0:ffff:912b:2188
145.43.33.137 0:0:0:0:0:ffff:912b:2189
145.43.33.138 0:0:0:0:0:ffff:912b:218a
145.43.33.139 0:0:0:0:0:ffff:912b:218b
145.43.33.140 0:0:0:0:0:ffff:912b:218c
145.43.33.141 0:0:0:0:0:ffff:912b:218d
145.43.33.142 0:0:0:0:0:ffff:912b:218e
145.43.33.143 0:0:0:0:0:ffff:912b:218f
145.43.33.144 0:0:0:0:0:ffff:912b:2190
145.43.33.145 0:0:0:0:0:ffff:912b:2191
145.43.33.146 0:0:0:0:0:ffff:912b:2192
145.43.33.147 0:0:0:0:0:ffff:912b:2193
145.43.33.148 0:0:0:0:0:ffff:912b:2194
145.43.33.149 0:0:0:0:0:ffff:912b:2195
145.43.33.150 0:0:0:0:0:ffff:912b:2196
145.43.33.151 0:0:0:0:0:ffff:912b:2197
145.43.33.152 0:0:0:0:0:ffff:912b:2198
145.43.33.153 0:0:0:0:0:ffff:912b:2199
145.43.33.154 0:0:0:0:0:ffff:912b:219a
145.43.33.155 0:0:0:0:0:ffff:912b:219b
145.43.33.156 0:0:0:0:0:ffff:912b:219c
145.43.33.157 0:0:0:0:0:ffff:912b:219d
145.43.33.158 0:0:0:0:0:ffff:912b:219e
145.43.33.159 0:0:0:0:0:ffff:912b:219f
145.43.33.160 0:0:0:0:0:ffff:912b:21a0
145.43.33.161 0:0:0:0:0:ffff:912b:21a1
145.43.33.162 0:0:0:0:0:ffff:912b:21a2
145.43.33.163 0:0:0:0:0:ffff:912b:21a3
145.43.33.164 0:0:0:0:0:ffff:912b:21a4
145.43.33.165 0:0:0:0:0:ffff:912b:21a5
145.43.33.166 0:0:0:0:0:ffff:912b:21a6
145.43.33.167 0:0:0:0:0:ffff:912b:21a7
145.43.33.168 0:0:0:0:0:ffff:912b:21a8
145.43.33.169 0:0:0:0:0:ffff:912b:21a9
145.43.33.170 0:0:0:0:0:ffff:912b:21aa
145.43.33.171 0:0:0:0:0:ffff:912b:21ab
145.43.33.172 0:0:0:0:0:ffff:912b:21ac
145.43.33.173 0:0:0:0:0:ffff:912b:21ad
145.43.33.174 0:0:0:0:0:ffff:912b:21ae
145.43.33.175 0:0:0:0:0:ffff:912b:21af
145.43.33.176 0:0:0:0:0:ffff:912b:21b0
145.43.33.177 0:0:0:0:0:ffff:912b:21b1
145.43.33.178 0:0:0:0:0:ffff:912b:21b2
145.43.33.179 0:0:0:0:0:ffff:912b:21b3
145.43.33.180 0:0:0:0:0:ffff:912b:21b4


145.43.33.181 0:0:0:0:0:ffff:912b:21b5
145.43.33.182 0:0:0:0:0:ffff:912b:21b6
145.43.33.183 0:0:0:0:0:ffff:912b:21b7
145.43.33.184 0:0:0:0:0:ffff:912b:21b8
145.43.33.185 0:0:0:0:0:ffff:912b:21b9
145.43.33.186 0:0:0:0:0:ffff:912b:21ba
145.43.33.187 0:0:0:0:0:ffff:912b:21bb
145.43.33.188 0:0:0:0:0:ffff:912b:21bc
145.43.33.189 0:0:0:0:0:ffff:912b:21bd
145.43.33.190 0:0:0:0:0:ffff:912b:21be
145.43.33.191 0:0:0:0:0:ffff:912b:21bf
145.43.33.192 0:0:0:0:0:ffff:912b:21c0
145.43.33.193 0:0:0:0:0:ffff:912b:21c1
145.43.33.194 0:0:0:0:0:ffff:912b:21c2
145.43.33.195 0:0:0:0:0:ffff:912b:21c3
145.43.33.196 0:0:0:0:0:ffff:912b:21c4
145.43.33.197 0:0:0:0:0:ffff:912b:21c5
145.43.33.198 0:0:0:0:0:ffff:912b:21c6
145.43.33.199 0:0:0:0:0:ffff:912b:21c7
145.43.33.200 0:0:0:0:0:ffff:912b:21c8
145.43.33.201 0:0:0:0:0:ffff:912b:21c9
145.43.33.202 0:0:0:0:0:ffff:912b:21ca
145.43.33.203 0:0:0:0:0:ffff:912b:21cb
145.43.33.204 0:0:0:0:0:ffff:912b:21cc
145.43.33.205 0:0:0:0:0:ffff:912b:21cd
145.43.33.206 0:0:0:0:0:ffff:912b:21ce
145.43.33.207 0:0:0:0:0:ffff:912b:21cf
145.43.33.208 0:0:0:0:0:ffff:912b:21d0
145.43.33.209 0:0:0:0:0:ffff:912b:21d1
145.43.33.210 0:0:0:0:0:ffff:912b:21d2
145.43.33.211 0:0:0:0:0:ffff:912b:21d3
145.43.33.212 0:0:0:0:0:ffff:912b:21d4
145.43.33.213 0:0:0:0:0:ffff:912b:21d5
145.43.33.214 0:0:0:0:0:ffff:912b:21d6
145.43.33.215 0:0:0:0:0:ffff:912b:21d7
145.43.33.216 0:0:0:0:0:ffff:912b:21d8
145.43.33.217 0:0:0:0:0:ffff:912b:21d9
145.43.33.218 0:0:0:0:0:ffff:912b:21da
145.43.33.219 0:0:0:0:0:ffff:912b:21db
145.43.33.220 0:0:0:0:0:ffff:912b:21dc
145.43.33.221 0:0:0:0:0:ffff:912b:21dd
145.43.33.222 0:0:0:0:0:ffff:912b:21de
145.43.33.223 0:0:0:0:0:ffff:912b:21df
145.43.33.224 0:0:0:0:0:ffff:912b:21e0
145.43.33.225 0:0:0:0:0:ffff:912b:21e1
145.43.33.226 0:0:0:0:0:ffff:912b:21e2
145.43.33.227 0:0:0:0:0:ffff:912b:21e3
145.43.33.228 0:0:0:0:0:ffff:912b:21e4
145.43.33.229 0:0:0:0:0:ffff:912b:21e5
145.43.33.230 0:0:0:0:0:ffff:912b:21e6
145.43.33.231 0:0:0:0:0:ffff:912b:21e7
145.43.33.232 0:0:0:0:0:ffff:912b:21e8
145.43.33.233 0:0:0:0:0:ffff:912b:21e9
145.43.33.234 0:0:0:0:0:ffff:912b:21ea
145.43.33.235 0:0:0:0:0:ffff:912b:21eb
145.43.33.236 0:0:0:0:0:ffff:912b:21ec
145.43.33.237 0:0:0:0:0:ffff:912b:21ed
145.43.33.238 0:0:0:0:0:ffff:912b:21ee
145.43.33.239 0:0:0:0:0:ffff:912b:21ef
145.43.33.240 0:0:0:0:0:ffff:912b:21f0
145.43.33.241 0:0:0:0:0:ffff:912b:21f1
145.43.33.242 0:0:0:0:0:ffff:912b:21f2
145.43.33.243 0:0:0:0:0:ffff:912b:21f3
145.43.33.244 0:0:0:0:0:ffff:912b:21f4
145.43.33.245 0:0:0:0:0:ffff:912b:21f5
145.43.33.246 0:0:0:0:0:ffff:912b:21f6
145.43.33.247 0:0:0:0:0:ffff:912b:21f7
145.43.33.248 0:0:0:0:0:ffff:912b:21f8
145.43.33.249 0:0:0:0:0:ffff:912b:21f9
145.43.33.250 0:0:0:0:0:ffff:912b:21fa
145.43.33.251 0:0:0:0:0:ffff:912b:21fb
145.43.33.252 0:0:0:0:0:ffff:912b:21fc
145.43.33.253 0:0:0:0:0:ffff:912b:21fd
145.43.33.254 0:0:0:0:0:ffff:912b:21fe
145.43.33.255 0:0:0:0:0:ffff:912b:21ff


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.