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
40.73.2.1 0:0:0:0:0:ffff:2849:201
40.73.2.2 0:0:0:0:0:ffff:2849:202
40.73.2.3 0:0:0:0:0:ffff:2849:203
40.73.2.4 0:0:0:0:0:ffff:2849:204
40.73.2.5 0:0:0:0:0:ffff:2849:205
40.73.2.6 0:0:0:0:0:ffff:2849:206
40.73.2.7 0:0:0:0:0:ffff:2849:207
40.73.2.8 0:0:0:0:0:ffff:2849:208
40.73.2.9 0:0:0:0:0:ffff:2849:209
40.73.2.10 0:0:0:0:0:ffff:2849:20a
40.73.2.11 0:0:0:0:0:ffff:2849:20b
40.73.2.12 0:0:0:0:0:ffff:2849:20c
40.73.2.13 0:0:0:0:0:ffff:2849:20d
40.73.2.14 0:0:0:0:0:ffff:2849:20e
40.73.2.15 0:0:0:0:0:ffff:2849:20f
40.73.2.16 0:0:0:0:0:ffff:2849:210
40.73.2.17 0:0:0:0:0:ffff:2849:211
40.73.2.18 0:0:0:0:0:ffff:2849:212
40.73.2.19 0:0:0:0:0:ffff:2849:213
40.73.2.20 0:0:0:0:0:ffff:2849:214
40.73.2.21 0:0:0:0:0:ffff:2849:215
40.73.2.22 0:0:0:0:0:ffff:2849:216
40.73.2.23 0:0:0:0:0:ffff:2849:217
40.73.2.24 0:0:0:0:0:ffff:2849:218
40.73.2.25 0:0:0:0:0:ffff:2849:219
40.73.2.26 0:0:0:0:0:ffff:2849:21a
40.73.2.27 0:0:0:0:0:ffff:2849:21b
40.73.2.28 0:0:0:0:0:ffff:2849:21c
40.73.2.29 0:0:0:0:0:ffff:2849:21d
40.73.2.30 0:0:0:0:0:ffff:2849:21e
40.73.2.31 0:0:0:0:0:ffff:2849:21f
40.73.2.32 0:0:0:0:0:ffff:2849:220
40.73.2.33 0:0:0:0:0:ffff:2849:221
40.73.2.34 0:0:0:0:0:ffff:2849:222
40.73.2.35 0:0:0:0:0:ffff:2849:223
40.73.2.36 0:0:0:0:0:ffff:2849:224
40.73.2.37 0:0:0:0:0:ffff:2849:225
40.73.2.38 0:0:0:0:0:ffff:2849:226
40.73.2.39 0:0:0:0:0:ffff:2849:227
40.73.2.40 0:0:0:0:0:ffff:2849:228
40.73.2.41 0:0:0:0:0:ffff:2849:229
40.73.2.42 0:0:0:0:0:ffff:2849:22a
40.73.2.43 0:0:0:0:0:ffff:2849:22b
40.73.2.44 0:0:0:0:0:ffff:2849:22c
40.73.2.45 0:0:0:0:0:ffff:2849:22d
40.73.2.46 0:0:0:0:0:ffff:2849:22e
40.73.2.47 0:0:0:0:0:ffff:2849:22f
40.73.2.48 0:0:0:0:0:ffff:2849:230
40.73.2.49 0:0:0:0:0:ffff:2849:231
40.73.2.50 0:0:0:0:0:ffff:2849:232
40.73.2.51 0:0:0:0:0:ffff:2849:233
40.73.2.52 0:0:0:0:0:ffff:2849:234
40.73.2.53 0:0:0:0:0:ffff:2849:235
40.73.2.54 0:0:0:0:0:ffff:2849:236
40.73.2.55 0:0:0:0:0:ffff:2849:237
40.73.2.56 0:0:0:0:0:ffff:2849:238
40.73.2.57 0:0:0:0:0:ffff:2849:239
40.73.2.58 0:0:0:0:0:ffff:2849:23a
40.73.2.59 0:0:0:0:0:ffff:2849:23b
40.73.2.60 0:0:0:0:0:ffff:2849:23c


40.73.2.61 0:0:0:0:0:ffff:2849:23d
40.73.2.62 0:0:0:0:0:ffff:2849:23e
40.73.2.63 0:0:0:0:0:ffff:2849:23f
40.73.2.64 0:0:0:0:0:ffff:2849:240
40.73.2.65 0:0:0:0:0:ffff:2849:241
40.73.2.66 0:0:0:0:0:ffff:2849:242
40.73.2.67 0:0:0:0:0:ffff:2849:243
40.73.2.68 0:0:0:0:0:ffff:2849:244
40.73.2.69 0:0:0:0:0:ffff:2849:245
40.73.2.70 0:0:0:0:0:ffff:2849:246
40.73.2.71 0:0:0:0:0:ffff:2849:247
40.73.2.72 0:0:0:0:0:ffff:2849:248
40.73.2.73 0:0:0:0:0:ffff:2849:249
40.73.2.74 0:0:0:0:0:ffff:2849:24a
40.73.2.75 0:0:0:0:0:ffff:2849:24b
40.73.2.76 0:0:0:0:0:ffff:2849:24c
40.73.2.77 0:0:0:0:0:ffff:2849:24d
40.73.2.78 0:0:0:0:0:ffff:2849:24e
40.73.2.79 0:0:0:0:0:ffff:2849:24f
40.73.2.80 0:0:0:0:0:ffff:2849:250
40.73.2.81 0:0:0:0:0:ffff:2849:251
40.73.2.82 0:0:0:0:0:ffff:2849:252
40.73.2.83 0:0:0:0:0:ffff:2849:253
40.73.2.84 0:0:0:0:0:ffff:2849:254
40.73.2.85 0:0:0:0:0:ffff:2849:255
40.73.2.86 0:0:0:0:0:ffff:2849:256
40.73.2.87 0:0:0:0:0:ffff:2849:257
40.73.2.88 0:0:0:0:0:ffff:2849:258
40.73.2.89 0:0:0:0:0:ffff:2849:259
40.73.2.90 0:0:0:0:0:ffff:2849:25a
40.73.2.91 0:0:0:0:0:ffff:2849:25b
40.73.2.92 0:0:0:0:0:ffff:2849:25c
40.73.2.93 0:0:0:0:0:ffff:2849:25d
40.73.2.94 0:0:0:0:0:ffff:2849:25e
40.73.2.95 0:0:0:0:0:ffff:2849:25f
40.73.2.96 0:0:0:0:0:ffff:2849:260
40.73.2.97 0:0:0:0:0:ffff:2849:261
40.73.2.98 0:0:0:0:0:ffff:2849:262
40.73.2.99 0:0:0:0:0:ffff:2849:263
40.73.2.100 0:0:0:0:0:ffff:2849:264
40.73.2.101 0:0:0:0:0:ffff:2849:265
40.73.2.102 0:0:0:0:0:ffff:2849:266
40.73.2.103 0:0:0:0:0:ffff:2849:267
40.73.2.104 0:0:0:0:0:ffff:2849:268
40.73.2.105 0:0:0:0:0:ffff:2849:269
40.73.2.106 0:0:0:0:0:ffff:2849:26a
40.73.2.107 0:0:0:0:0:ffff:2849:26b
40.73.2.108 0:0:0:0:0:ffff:2849:26c
40.73.2.109 0:0:0:0:0:ffff:2849:26d
40.73.2.110 0:0:0:0:0:ffff:2849:26e
40.73.2.111 0:0:0:0:0:ffff:2849:26f
40.73.2.112 0:0:0:0:0:ffff:2849:270
40.73.2.113 0:0:0:0:0:ffff:2849:271
40.73.2.114 0:0:0:0:0:ffff:2849:272
40.73.2.115 0:0:0:0:0:ffff:2849:273
40.73.2.116 0:0:0:0:0:ffff:2849:274
40.73.2.117 0:0:0:0:0:ffff:2849:275
40.73.2.118 0:0:0:0:0:ffff:2849:276
40.73.2.119 0:0:0:0:0:ffff:2849:277
40.73.2.120 0:0:0:0:0:ffff:2849:278


40.73.2.121 0:0:0:0:0:ffff:2849:279
40.73.2.122 0:0:0:0:0:ffff:2849:27a
40.73.2.123 0:0:0:0:0:ffff:2849:27b
40.73.2.124 0:0:0:0:0:ffff:2849:27c
40.73.2.125 0:0:0:0:0:ffff:2849:27d
40.73.2.126 0:0:0:0:0:ffff:2849:27e
40.73.2.127 0:0:0:0:0:ffff:2849:27f
40.73.2.128 0:0:0:0:0:ffff:2849:280
40.73.2.129 0:0:0:0:0:ffff:2849:281
40.73.2.130 0:0:0:0:0:ffff:2849:282
40.73.2.131 0:0:0:0:0:ffff:2849:283
40.73.2.132 0:0:0:0:0:ffff:2849:284
40.73.2.133 0:0:0:0:0:ffff:2849:285
40.73.2.134 0:0:0:0:0:ffff:2849:286
40.73.2.135 0:0:0:0:0:ffff:2849:287
40.73.2.136 0:0:0:0:0:ffff:2849:288
40.73.2.137 0:0:0:0:0:ffff:2849:289
40.73.2.138 0:0:0:0:0:ffff:2849:28a
40.73.2.139 0:0:0:0:0:ffff:2849:28b
40.73.2.140 0:0:0:0:0:ffff:2849:28c
40.73.2.141 0:0:0:0:0:ffff:2849:28d
40.73.2.142 0:0:0:0:0:ffff:2849:28e
40.73.2.143 0:0:0:0:0:ffff:2849:28f
40.73.2.144 0:0:0:0:0:ffff:2849:290
40.73.2.145 0:0:0:0:0:ffff:2849:291
40.73.2.146 0:0:0:0:0:ffff:2849:292
40.73.2.147 0:0:0:0:0:ffff:2849:293
40.73.2.148 0:0:0:0:0:ffff:2849:294
40.73.2.149 0:0:0:0:0:ffff:2849:295
40.73.2.150 0:0:0:0:0:ffff:2849:296
40.73.2.151 0:0:0:0:0:ffff:2849:297
40.73.2.152 0:0:0:0:0:ffff:2849:298
40.73.2.153 0:0:0:0:0:ffff:2849:299
40.73.2.154 0:0:0:0:0:ffff:2849:29a
40.73.2.155 0:0:0:0:0:ffff:2849:29b
40.73.2.156 0:0:0:0:0:ffff:2849:29c
40.73.2.157 0:0:0:0:0:ffff:2849:29d
40.73.2.158 0:0:0:0:0:ffff:2849:29e
40.73.2.159 0:0:0:0:0:ffff:2849:29f
40.73.2.160 0:0:0:0:0:ffff:2849:2a0
40.73.2.161 0:0:0:0:0:ffff:2849:2a1
40.73.2.162 0:0:0:0:0:ffff:2849:2a2
40.73.2.163 0:0:0:0:0:ffff:2849:2a3
40.73.2.164 0:0:0:0:0:ffff:2849:2a4
40.73.2.165 0:0:0:0:0:ffff:2849:2a5
40.73.2.166 0:0:0:0:0:ffff:2849:2a6
40.73.2.167 0:0:0:0:0:ffff:2849:2a7
40.73.2.168 0:0:0:0:0:ffff:2849:2a8
40.73.2.169 0:0:0:0:0:ffff:2849:2a9
40.73.2.170 0:0:0:0:0:ffff:2849:2aa
40.73.2.171 0:0:0:0:0:ffff:2849:2ab
40.73.2.172 0:0:0:0:0:ffff:2849:2ac
40.73.2.173 0:0:0:0:0:ffff:2849:2ad
40.73.2.174 0:0:0:0:0:ffff:2849:2ae
40.73.2.175 0:0:0:0:0:ffff:2849:2af
40.73.2.176 0:0:0:0:0:ffff:2849:2b0
40.73.2.177 0:0:0:0:0:ffff:2849:2b1
40.73.2.178 0:0:0:0:0:ffff:2849:2b2
40.73.2.179 0:0:0:0:0:ffff:2849:2b3
40.73.2.180 0:0:0:0:0:ffff:2849:2b4


40.73.2.181 0:0:0:0:0:ffff:2849:2b5
40.73.2.182 0:0:0:0:0:ffff:2849:2b6
40.73.2.183 0:0:0:0:0:ffff:2849:2b7
40.73.2.184 0:0:0:0:0:ffff:2849:2b8
40.73.2.185 0:0:0:0:0:ffff:2849:2b9
40.73.2.186 0:0:0:0:0:ffff:2849:2ba
40.73.2.187 0:0:0:0:0:ffff:2849:2bb
40.73.2.188 0:0:0:0:0:ffff:2849:2bc
40.73.2.189 0:0:0:0:0:ffff:2849:2bd
40.73.2.190 0:0:0:0:0:ffff:2849:2be
40.73.2.191 0:0:0:0:0:ffff:2849:2bf
40.73.2.192 0:0:0:0:0:ffff:2849:2c0
40.73.2.193 0:0:0:0:0:ffff:2849:2c1
40.73.2.194 0:0:0:0:0:ffff:2849:2c2
40.73.2.195 0:0:0:0:0:ffff:2849:2c3
40.73.2.196 0:0:0:0:0:ffff:2849:2c4
40.73.2.197 0:0:0:0:0:ffff:2849:2c5
40.73.2.198 0:0:0:0:0:ffff:2849:2c6
40.73.2.199 0:0:0:0:0:ffff:2849:2c7
40.73.2.200 0:0:0:0:0:ffff:2849:2c8
40.73.2.201 0:0:0:0:0:ffff:2849:2c9
40.73.2.202 0:0:0:0:0:ffff:2849:2ca
40.73.2.203 0:0:0:0:0:ffff:2849:2cb
40.73.2.204 0:0:0:0:0:ffff:2849:2cc
40.73.2.205 0:0:0:0:0:ffff:2849:2cd
40.73.2.206 0:0:0:0:0:ffff:2849:2ce
40.73.2.207 0:0:0:0:0:ffff:2849:2cf
40.73.2.208 0:0:0:0:0:ffff:2849:2d0
40.73.2.209 0:0:0:0:0:ffff:2849:2d1
40.73.2.210 0:0:0:0:0:ffff:2849:2d2
40.73.2.211 0:0:0:0:0:ffff:2849:2d3
40.73.2.212 0:0:0:0:0:ffff:2849:2d4
40.73.2.213 0:0:0:0:0:ffff:2849:2d5
40.73.2.214 0:0:0:0:0:ffff:2849:2d6
40.73.2.215 0:0:0:0:0:ffff:2849:2d7
40.73.2.216 0:0:0:0:0:ffff:2849:2d8
40.73.2.217 0:0:0:0:0:ffff:2849:2d9
40.73.2.218 0:0:0:0:0:ffff:2849:2da
40.73.2.219 0:0:0:0:0:ffff:2849:2db
40.73.2.220 0:0:0:0:0:ffff:2849:2dc
40.73.2.221 0:0:0:0:0:ffff:2849:2dd
40.73.2.222 0:0:0:0:0:ffff:2849:2de
40.73.2.223 0:0:0:0:0:ffff:2849:2df
40.73.2.224 0:0:0:0:0:ffff:2849:2e0
40.73.2.225 0:0:0:0:0:ffff:2849:2e1
40.73.2.226 0:0:0:0:0:ffff:2849:2e2
40.73.2.227 0:0:0:0:0:ffff:2849:2e3
40.73.2.228 0:0:0:0:0:ffff:2849:2e4
40.73.2.229 0:0:0:0:0:ffff:2849:2e5
40.73.2.230 0:0:0:0:0:ffff:2849:2e6
40.73.2.231 0:0:0:0:0:ffff:2849:2e7
40.73.2.232 0:0:0:0:0:ffff:2849:2e8
40.73.2.233 0:0:0:0:0:ffff:2849:2e9
40.73.2.234 0:0:0:0:0:ffff:2849:2ea
40.73.2.235 0:0:0:0:0:ffff:2849:2eb
40.73.2.236 0:0:0:0:0:ffff:2849:2ec
40.73.2.237 0:0:0:0:0:ffff:2849:2ed
40.73.2.238 0:0:0:0:0:ffff:2849:2ee
40.73.2.239 0:0:0:0:0:ffff:2849:2ef
40.73.2.240 0:0:0:0:0:ffff:2849:2f0
40.73.2.241 0:0:0:0:0:ffff:2849:2f1
40.73.2.242 0:0:0:0:0:ffff:2849:2f2
40.73.2.243 0:0:0:0:0:ffff:2849:2f3
40.73.2.244 0:0:0:0:0:ffff:2849:2f4
40.73.2.245 0:0:0:0:0:ffff:2849:2f5
40.73.2.246 0:0:0:0:0:ffff:2849:2f6
40.73.2.247 0:0:0:0:0:ffff:2849:2f7
40.73.2.248 0:0:0:0:0:ffff:2849:2f8
40.73.2.249 0:0:0:0:0:ffff:2849:2f9
40.73.2.250 0:0:0:0:0:ffff:2849:2fa
40.73.2.251 0:0:0:0:0:ffff:2849:2fb
40.73.2.252 0:0:0:0:0:ffff:2849:2fc
40.73.2.253 0:0:0:0:0:ffff:2849:2fd
40.73.2.254 0:0:0:0:0:ffff:2849:2fe
40.73.2.255 0:0:0:0:0:ffff:2849:2ff


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.