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
33.73.1.1 0:0:0:0:0:ffff:2149:101
33.73.1.2 0:0:0:0:0:ffff:2149:102
33.73.1.3 0:0:0:0:0:ffff:2149:103
33.73.1.4 0:0:0:0:0:ffff:2149:104
33.73.1.5 0:0:0:0:0:ffff:2149:105
33.73.1.6 0:0:0:0:0:ffff:2149:106
33.73.1.7 0:0:0:0:0:ffff:2149:107
33.73.1.8 0:0:0:0:0:ffff:2149:108
33.73.1.9 0:0:0:0:0:ffff:2149:109
33.73.1.10 0:0:0:0:0:ffff:2149:10a
33.73.1.11 0:0:0:0:0:ffff:2149:10b
33.73.1.12 0:0:0:0:0:ffff:2149:10c
33.73.1.13 0:0:0:0:0:ffff:2149:10d
33.73.1.14 0:0:0:0:0:ffff:2149:10e
33.73.1.15 0:0:0:0:0:ffff:2149:10f
33.73.1.16 0:0:0:0:0:ffff:2149:110
33.73.1.17 0:0:0:0:0:ffff:2149:111
33.73.1.18 0:0:0:0:0:ffff:2149:112
33.73.1.19 0:0:0:0:0:ffff:2149:113
33.73.1.20 0:0:0:0:0:ffff:2149:114
33.73.1.21 0:0:0:0:0:ffff:2149:115
33.73.1.22 0:0:0:0:0:ffff:2149:116
33.73.1.23 0:0:0:0:0:ffff:2149:117
33.73.1.24 0:0:0:0:0:ffff:2149:118
33.73.1.25 0:0:0:0:0:ffff:2149:119
33.73.1.26 0:0:0:0:0:ffff:2149:11a
33.73.1.27 0:0:0:0:0:ffff:2149:11b
33.73.1.28 0:0:0:0:0:ffff:2149:11c
33.73.1.29 0:0:0:0:0:ffff:2149:11d
33.73.1.30 0:0:0:0:0:ffff:2149:11e
33.73.1.31 0:0:0:0:0:ffff:2149:11f
33.73.1.32 0:0:0:0:0:ffff:2149:120
33.73.1.33 0:0:0:0:0:ffff:2149:121
33.73.1.34 0:0:0:0:0:ffff:2149:122
33.73.1.35 0:0:0:0:0:ffff:2149:123
33.73.1.36 0:0:0:0:0:ffff:2149:124
33.73.1.37 0:0:0:0:0:ffff:2149:125
33.73.1.38 0:0:0:0:0:ffff:2149:126
33.73.1.39 0:0:0:0:0:ffff:2149:127
33.73.1.40 0:0:0:0:0:ffff:2149:128
33.73.1.41 0:0:0:0:0:ffff:2149:129
33.73.1.42 0:0:0:0:0:ffff:2149:12a
33.73.1.43 0:0:0:0:0:ffff:2149:12b
33.73.1.44 0:0:0:0:0:ffff:2149:12c
33.73.1.45 0:0:0:0:0:ffff:2149:12d
33.73.1.46 0:0:0:0:0:ffff:2149:12e
33.73.1.47 0:0:0:0:0:ffff:2149:12f
33.73.1.48 0:0:0:0:0:ffff:2149:130
33.73.1.49 0:0:0:0:0:ffff:2149:131
33.73.1.50 0:0:0:0:0:ffff:2149:132
33.73.1.51 0:0:0:0:0:ffff:2149:133
33.73.1.52 0:0:0:0:0:ffff:2149:134
33.73.1.53 0:0:0:0:0:ffff:2149:135
33.73.1.54 0:0:0:0:0:ffff:2149:136
33.73.1.55 0:0:0:0:0:ffff:2149:137
33.73.1.56 0:0:0:0:0:ffff:2149:138
33.73.1.57 0:0:0:0:0:ffff:2149:139
33.73.1.58 0:0:0:0:0:ffff:2149:13a
33.73.1.59 0:0:0:0:0:ffff:2149:13b
33.73.1.60 0:0:0:0:0:ffff:2149:13c


33.73.1.61 0:0:0:0:0:ffff:2149:13d
33.73.1.62 0:0:0:0:0:ffff:2149:13e
33.73.1.63 0:0:0:0:0:ffff:2149:13f
33.73.1.64 0:0:0:0:0:ffff:2149:140
33.73.1.65 0:0:0:0:0:ffff:2149:141
33.73.1.66 0:0:0:0:0:ffff:2149:142
33.73.1.67 0:0:0:0:0:ffff:2149:143
33.73.1.68 0:0:0:0:0:ffff:2149:144
33.73.1.69 0:0:0:0:0:ffff:2149:145
33.73.1.70 0:0:0:0:0:ffff:2149:146
33.73.1.71 0:0:0:0:0:ffff:2149:147
33.73.1.72 0:0:0:0:0:ffff:2149:148
33.73.1.73 0:0:0:0:0:ffff:2149:149
33.73.1.74 0:0:0:0:0:ffff:2149:14a
33.73.1.75 0:0:0:0:0:ffff:2149:14b
33.73.1.76 0:0:0:0:0:ffff:2149:14c
33.73.1.77 0:0:0:0:0:ffff:2149:14d
33.73.1.78 0:0:0:0:0:ffff:2149:14e
33.73.1.79 0:0:0:0:0:ffff:2149:14f
33.73.1.80 0:0:0:0:0:ffff:2149:150
33.73.1.81 0:0:0:0:0:ffff:2149:151
33.73.1.82 0:0:0:0:0:ffff:2149:152
33.73.1.83 0:0:0:0:0:ffff:2149:153
33.73.1.84 0:0:0:0:0:ffff:2149:154
33.73.1.85 0:0:0:0:0:ffff:2149:155
33.73.1.86 0:0:0:0:0:ffff:2149:156
33.73.1.87 0:0:0:0:0:ffff:2149:157
33.73.1.88 0:0:0:0:0:ffff:2149:158
33.73.1.89 0:0:0:0:0:ffff:2149:159
33.73.1.90 0:0:0:0:0:ffff:2149:15a
33.73.1.91 0:0:0:0:0:ffff:2149:15b
33.73.1.92 0:0:0:0:0:ffff:2149:15c
33.73.1.93 0:0:0:0:0:ffff:2149:15d
33.73.1.94 0:0:0:0:0:ffff:2149:15e
33.73.1.95 0:0:0:0:0:ffff:2149:15f
33.73.1.96 0:0:0:0:0:ffff:2149:160
33.73.1.97 0:0:0:0:0:ffff:2149:161
33.73.1.98 0:0:0:0:0:ffff:2149:162
33.73.1.99 0:0:0:0:0:ffff:2149:163
33.73.1.100 0:0:0:0:0:ffff:2149:164
33.73.1.101 0:0:0:0:0:ffff:2149:165
33.73.1.102 0:0:0:0:0:ffff:2149:166
33.73.1.103 0:0:0:0:0:ffff:2149:167
33.73.1.104 0:0:0:0:0:ffff:2149:168
33.73.1.105 0:0:0:0:0:ffff:2149:169
33.73.1.106 0:0:0:0:0:ffff:2149:16a
33.73.1.107 0:0:0:0:0:ffff:2149:16b
33.73.1.108 0:0:0:0:0:ffff:2149:16c
33.73.1.109 0:0:0:0:0:ffff:2149:16d
33.73.1.110 0:0:0:0:0:ffff:2149:16e
33.73.1.111 0:0:0:0:0:ffff:2149:16f
33.73.1.112 0:0:0:0:0:ffff:2149:170
33.73.1.113 0:0:0:0:0:ffff:2149:171
33.73.1.114 0:0:0:0:0:ffff:2149:172
33.73.1.115 0:0:0:0:0:ffff:2149:173
33.73.1.116 0:0:0:0:0:ffff:2149:174
33.73.1.117 0:0:0:0:0:ffff:2149:175
33.73.1.118 0:0:0:0:0:ffff:2149:176
33.73.1.119 0:0:0:0:0:ffff:2149:177
33.73.1.120 0:0:0:0:0:ffff:2149:178


33.73.1.121 0:0:0:0:0:ffff:2149:179
33.73.1.122 0:0:0:0:0:ffff:2149:17a
33.73.1.123 0:0:0:0:0:ffff:2149:17b
33.73.1.124 0:0:0:0:0:ffff:2149:17c
33.73.1.125 0:0:0:0:0:ffff:2149:17d
33.73.1.126 0:0:0:0:0:ffff:2149:17e
33.73.1.127 0:0:0:0:0:ffff:2149:17f
33.73.1.128 0:0:0:0:0:ffff:2149:180
33.73.1.129 0:0:0:0:0:ffff:2149:181
33.73.1.130 0:0:0:0:0:ffff:2149:182
33.73.1.131 0:0:0:0:0:ffff:2149:183
33.73.1.132 0:0:0:0:0:ffff:2149:184
33.73.1.133 0:0:0:0:0:ffff:2149:185
33.73.1.134 0:0:0:0:0:ffff:2149:186
33.73.1.135 0:0:0:0:0:ffff:2149:187
33.73.1.136 0:0:0:0:0:ffff:2149:188
33.73.1.137 0:0:0:0:0:ffff:2149:189
33.73.1.138 0:0:0:0:0:ffff:2149:18a
33.73.1.139 0:0:0:0:0:ffff:2149:18b
33.73.1.140 0:0:0:0:0:ffff:2149:18c
33.73.1.141 0:0:0:0:0:ffff:2149:18d
33.73.1.142 0:0:0:0:0:ffff:2149:18e
33.73.1.143 0:0:0:0:0:ffff:2149:18f
33.73.1.144 0:0:0:0:0:ffff:2149:190
33.73.1.145 0:0:0:0:0:ffff:2149:191
33.73.1.146 0:0:0:0:0:ffff:2149:192
33.73.1.147 0:0:0:0:0:ffff:2149:193
33.73.1.148 0:0:0:0:0:ffff:2149:194
33.73.1.149 0:0:0:0:0:ffff:2149:195
33.73.1.150 0:0:0:0:0:ffff:2149:196
33.73.1.151 0:0:0:0:0:ffff:2149:197
33.73.1.152 0:0:0:0:0:ffff:2149:198
33.73.1.153 0:0:0:0:0:ffff:2149:199
33.73.1.154 0:0:0:0:0:ffff:2149:19a
33.73.1.155 0:0:0:0:0:ffff:2149:19b
33.73.1.156 0:0:0:0:0:ffff:2149:19c
33.73.1.157 0:0:0:0:0:ffff:2149:19d
33.73.1.158 0:0:0:0:0:ffff:2149:19e
33.73.1.159 0:0:0:0:0:ffff:2149:19f
33.73.1.160 0:0:0:0:0:ffff:2149:1a0
33.73.1.161 0:0:0:0:0:ffff:2149:1a1
33.73.1.162 0:0:0:0:0:ffff:2149:1a2
33.73.1.163 0:0:0:0:0:ffff:2149:1a3
33.73.1.164 0:0:0:0:0:ffff:2149:1a4
33.73.1.165 0:0:0:0:0:ffff:2149:1a5
33.73.1.166 0:0:0:0:0:ffff:2149:1a6
33.73.1.167 0:0:0:0:0:ffff:2149:1a7
33.73.1.168 0:0:0:0:0:ffff:2149:1a8
33.73.1.169 0:0:0:0:0:ffff:2149:1a9
33.73.1.170 0:0:0:0:0:ffff:2149:1aa
33.73.1.171 0:0:0:0:0:ffff:2149:1ab
33.73.1.172 0:0:0:0:0:ffff:2149:1ac
33.73.1.173 0:0:0:0:0:ffff:2149:1ad
33.73.1.174 0:0:0:0:0:ffff:2149:1ae
33.73.1.175 0:0:0:0:0:ffff:2149:1af
33.73.1.176 0:0:0:0:0:ffff:2149:1b0
33.73.1.177 0:0:0:0:0:ffff:2149:1b1
33.73.1.178 0:0:0:0:0:ffff:2149:1b2
33.73.1.179 0:0:0:0:0:ffff:2149:1b3
33.73.1.180 0:0:0:0:0:ffff:2149:1b4


33.73.1.181 0:0:0:0:0:ffff:2149:1b5
33.73.1.182 0:0:0:0:0:ffff:2149:1b6
33.73.1.183 0:0:0:0:0:ffff:2149:1b7
33.73.1.184 0:0:0:0:0:ffff:2149:1b8
33.73.1.185 0:0:0:0:0:ffff:2149:1b9
33.73.1.186 0:0:0:0:0:ffff:2149:1ba
33.73.1.187 0:0:0:0:0:ffff:2149:1bb
33.73.1.188 0:0:0:0:0:ffff:2149:1bc
33.73.1.189 0:0:0:0:0:ffff:2149:1bd
33.73.1.190 0:0:0:0:0:ffff:2149:1be
33.73.1.191 0:0:0:0:0:ffff:2149:1bf
33.73.1.192 0:0:0:0:0:ffff:2149:1c0
33.73.1.193 0:0:0:0:0:ffff:2149:1c1
33.73.1.194 0:0:0:0:0:ffff:2149:1c2
33.73.1.195 0:0:0:0:0:ffff:2149:1c3
33.73.1.196 0:0:0:0:0:ffff:2149:1c4
33.73.1.197 0:0:0:0:0:ffff:2149:1c5
33.73.1.198 0:0:0:0:0:ffff:2149:1c6
33.73.1.199 0:0:0:0:0:ffff:2149:1c7
33.73.1.200 0:0:0:0:0:ffff:2149:1c8
33.73.1.201 0:0:0:0:0:ffff:2149:1c9
33.73.1.202 0:0:0:0:0:ffff:2149:1ca
33.73.1.203 0:0:0:0:0:ffff:2149:1cb
33.73.1.204 0:0:0:0:0:ffff:2149:1cc
33.73.1.205 0:0:0:0:0:ffff:2149:1cd
33.73.1.206 0:0:0:0:0:ffff:2149:1ce
33.73.1.207 0:0:0:0:0:ffff:2149:1cf
33.73.1.208 0:0:0:0:0:ffff:2149:1d0
33.73.1.209 0:0:0:0:0:ffff:2149:1d1
33.73.1.210 0:0:0:0:0:ffff:2149:1d2
33.73.1.211 0:0:0:0:0:ffff:2149:1d3
33.73.1.212 0:0:0:0:0:ffff:2149:1d4
33.73.1.213 0:0:0:0:0:ffff:2149:1d5
33.73.1.214 0:0:0:0:0:ffff:2149:1d6
33.73.1.215 0:0:0:0:0:ffff:2149:1d7
33.73.1.216 0:0:0:0:0:ffff:2149:1d8
33.73.1.217 0:0:0:0:0:ffff:2149:1d9
33.73.1.218 0:0:0:0:0:ffff:2149:1da
33.73.1.219 0:0:0:0:0:ffff:2149:1db
33.73.1.220 0:0:0:0:0:ffff:2149:1dc
33.73.1.221 0:0:0:0:0:ffff:2149:1dd
33.73.1.222 0:0:0:0:0:ffff:2149:1de
33.73.1.223 0:0:0:0:0:ffff:2149:1df
33.73.1.224 0:0:0:0:0:ffff:2149:1e0
33.73.1.225 0:0:0:0:0:ffff:2149:1e1
33.73.1.226 0:0:0:0:0:ffff:2149:1e2
33.73.1.227 0:0:0:0:0:ffff:2149:1e3
33.73.1.228 0:0:0:0:0:ffff:2149:1e4
33.73.1.229 0:0:0:0:0:ffff:2149:1e5
33.73.1.230 0:0:0:0:0:ffff:2149:1e6
33.73.1.231 0:0:0:0:0:ffff:2149:1e7
33.73.1.232 0:0:0:0:0:ffff:2149:1e8
33.73.1.233 0:0:0:0:0:ffff:2149:1e9
33.73.1.234 0:0:0:0:0:ffff:2149:1ea
33.73.1.235 0:0:0:0:0:ffff:2149:1eb
33.73.1.236 0:0:0:0:0:ffff:2149:1ec
33.73.1.237 0:0:0:0:0:ffff:2149:1ed
33.73.1.238 0:0:0:0:0:ffff:2149:1ee
33.73.1.239 0:0:0:0:0:ffff:2149:1ef
33.73.1.240 0:0:0:0:0:ffff:2149:1f0
33.73.1.241 0:0:0:0:0:ffff:2149:1f1
33.73.1.242 0:0:0:0:0:ffff:2149:1f2
33.73.1.243 0:0:0:0:0:ffff:2149:1f3
33.73.1.244 0:0:0:0:0:ffff:2149:1f4
33.73.1.245 0:0:0:0:0:ffff:2149:1f5
33.73.1.246 0:0:0:0:0:ffff:2149:1f6
33.73.1.247 0:0:0:0:0:ffff:2149:1f7
33.73.1.248 0:0:0:0:0:ffff:2149:1f8
33.73.1.249 0:0:0:0:0:ffff:2149:1f9
33.73.1.250 0:0:0:0:0:ffff:2149:1fa
33.73.1.251 0:0:0:0:0:ffff:2149:1fb
33.73.1.252 0:0:0:0:0:ffff:2149:1fc
33.73.1.253 0:0:0:0:0:ffff:2149:1fd
33.73.1.254 0:0:0:0:0:ffff:2149:1fe
33.73.1.255 0:0:0:0:0:ffff:2149:1ff


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.