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
31.28.2.1 0:0:0:0:0:ffff:1f1c:201
31.28.2.2 0:0:0:0:0:ffff:1f1c:202
31.28.2.3 0:0:0:0:0:ffff:1f1c:203
31.28.2.4 0:0:0:0:0:ffff:1f1c:204
31.28.2.5 0:0:0:0:0:ffff:1f1c:205
31.28.2.6 0:0:0:0:0:ffff:1f1c:206
31.28.2.7 0:0:0:0:0:ffff:1f1c:207
31.28.2.8 0:0:0:0:0:ffff:1f1c:208
31.28.2.9 0:0:0:0:0:ffff:1f1c:209
31.28.2.10 0:0:0:0:0:ffff:1f1c:20a
31.28.2.11 0:0:0:0:0:ffff:1f1c:20b
31.28.2.12 0:0:0:0:0:ffff:1f1c:20c
31.28.2.13 0:0:0:0:0:ffff:1f1c:20d
31.28.2.14 0:0:0:0:0:ffff:1f1c:20e
31.28.2.15 0:0:0:0:0:ffff:1f1c:20f
31.28.2.16 0:0:0:0:0:ffff:1f1c:210
31.28.2.17 0:0:0:0:0:ffff:1f1c:211
31.28.2.18 0:0:0:0:0:ffff:1f1c:212
31.28.2.19 0:0:0:0:0:ffff:1f1c:213
31.28.2.20 0:0:0:0:0:ffff:1f1c:214
31.28.2.21 0:0:0:0:0:ffff:1f1c:215
31.28.2.22 0:0:0:0:0:ffff:1f1c:216
31.28.2.23 0:0:0:0:0:ffff:1f1c:217
31.28.2.24 0:0:0:0:0:ffff:1f1c:218
31.28.2.25 0:0:0:0:0:ffff:1f1c:219
31.28.2.26 0:0:0:0:0:ffff:1f1c:21a
31.28.2.27 0:0:0:0:0:ffff:1f1c:21b
31.28.2.28 0:0:0:0:0:ffff:1f1c:21c
31.28.2.29 0:0:0:0:0:ffff:1f1c:21d
31.28.2.30 0:0:0:0:0:ffff:1f1c:21e
31.28.2.31 0:0:0:0:0:ffff:1f1c:21f
31.28.2.32 0:0:0:0:0:ffff:1f1c:220
31.28.2.33 0:0:0:0:0:ffff:1f1c:221
31.28.2.34 0:0:0:0:0:ffff:1f1c:222
31.28.2.35 0:0:0:0:0:ffff:1f1c:223
31.28.2.36 0:0:0:0:0:ffff:1f1c:224
31.28.2.37 0:0:0:0:0:ffff:1f1c:225
31.28.2.38 0:0:0:0:0:ffff:1f1c:226
31.28.2.39 0:0:0:0:0:ffff:1f1c:227
31.28.2.40 0:0:0:0:0:ffff:1f1c:228
31.28.2.41 0:0:0:0:0:ffff:1f1c:229
31.28.2.42 0:0:0:0:0:ffff:1f1c:22a
31.28.2.43 0:0:0:0:0:ffff:1f1c:22b
31.28.2.44 0:0:0:0:0:ffff:1f1c:22c
31.28.2.45 0:0:0:0:0:ffff:1f1c:22d
31.28.2.46 0:0:0:0:0:ffff:1f1c:22e
31.28.2.47 0:0:0:0:0:ffff:1f1c:22f
31.28.2.48 0:0:0:0:0:ffff:1f1c:230
31.28.2.49 0:0:0:0:0:ffff:1f1c:231
31.28.2.50 0:0:0:0:0:ffff:1f1c:232
31.28.2.51 0:0:0:0:0:ffff:1f1c:233
31.28.2.52 0:0:0:0:0:ffff:1f1c:234
31.28.2.53 0:0:0:0:0:ffff:1f1c:235
31.28.2.54 0:0:0:0:0:ffff:1f1c:236
31.28.2.55 0:0:0:0:0:ffff:1f1c:237
31.28.2.56 0:0:0:0:0:ffff:1f1c:238
31.28.2.57 0:0:0:0:0:ffff:1f1c:239
31.28.2.58 0:0:0:0:0:ffff:1f1c:23a
31.28.2.59 0:0:0:0:0:ffff:1f1c:23b
31.28.2.60 0:0:0:0:0:ffff:1f1c:23c


31.28.2.61 0:0:0:0:0:ffff:1f1c:23d
31.28.2.62 0:0:0:0:0:ffff:1f1c:23e
31.28.2.63 0:0:0:0:0:ffff:1f1c:23f
31.28.2.64 0:0:0:0:0:ffff:1f1c:240
31.28.2.65 0:0:0:0:0:ffff:1f1c:241
31.28.2.66 0:0:0:0:0:ffff:1f1c:242
31.28.2.67 0:0:0:0:0:ffff:1f1c:243
31.28.2.68 0:0:0:0:0:ffff:1f1c:244
31.28.2.69 0:0:0:0:0:ffff:1f1c:245
31.28.2.70 0:0:0:0:0:ffff:1f1c:246
31.28.2.71 0:0:0:0:0:ffff:1f1c:247
31.28.2.72 0:0:0:0:0:ffff:1f1c:248
31.28.2.73 0:0:0:0:0:ffff:1f1c:249
31.28.2.74 0:0:0:0:0:ffff:1f1c:24a
31.28.2.75 0:0:0:0:0:ffff:1f1c:24b
31.28.2.76 0:0:0:0:0:ffff:1f1c:24c
31.28.2.77 0:0:0:0:0:ffff:1f1c:24d
31.28.2.78 0:0:0:0:0:ffff:1f1c:24e
31.28.2.79 0:0:0:0:0:ffff:1f1c:24f
31.28.2.80 0:0:0:0:0:ffff:1f1c:250
31.28.2.81 0:0:0:0:0:ffff:1f1c:251
31.28.2.82 0:0:0:0:0:ffff:1f1c:252
31.28.2.83 0:0:0:0:0:ffff:1f1c:253
31.28.2.84 0:0:0:0:0:ffff:1f1c:254
31.28.2.85 0:0:0:0:0:ffff:1f1c:255
31.28.2.86 0:0:0:0:0:ffff:1f1c:256
31.28.2.87 0:0:0:0:0:ffff:1f1c:257
31.28.2.88 0:0:0:0:0:ffff:1f1c:258
31.28.2.89 0:0:0:0:0:ffff:1f1c:259
31.28.2.90 0:0:0:0:0:ffff:1f1c:25a
31.28.2.91 0:0:0:0:0:ffff:1f1c:25b
31.28.2.92 0:0:0:0:0:ffff:1f1c:25c
31.28.2.93 0:0:0:0:0:ffff:1f1c:25d
31.28.2.94 0:0:0:0:0:ffff:1f1c:25e
31.28.2.95 0:0:0:0:0:ffff:1f1c:25f
31.28.2.96 0:0:0:0:0:ffff:1f1c:260
31.28.2.97 0:0:0:0:0:ffff:1f1c:261
31.28.2.98 0:0:0:0:0:ffff:1f1c:262
31.28.2.99 0:0:0:0:0:ffff:1f1c:263
31.28.2.100 0:0:0:0:0:ffff:1f1c:264
31.28.2.101 0:0:0:0:0:ffff:1f1c:265
31.28.2.102 0:0:0:0:0:ffff:1f1c:266
31.28.2.103 0:0:0:0:0:ffff:1f1c:267
31.28.2.104 0:0:0:0:0:ffff:1f1c:268
31.28.2.105 0:0:0:0:0:ffff:1f1c:269
31.28.2.106 0:0:0:0:0:ffff:1f1c:26a
31.28.2.107 0:0:0:0:0:ffff:1f1c:26b
31.28.2.108 0:0:0:0:0:ffff:1f1c:26c
31.28.2.109 0:0:0:0:0:ffff:1f1c:26d
31.28.2.110 0:0:0:0:0:ffff:1f1c:26e
31.28.2.111 0:0:0:0:0:ffff:1f1c:26f
31.28.2.112 0:0:0:0:0:ffff:1f1c:270
31.28.2.113 0:0:0:0:0:ffff:1f1c:271
31.28.2.114 0:0:0:0:0:ffff:1f1c:272
31.28.2.115 0:0:0:0:0:ffff:1f1c:273
31.28.2.116 0:0:0:0:0:ffff:1f1c:274
31.28.2.117 0:0:0:0:0:ffff:1f1c:275
31.28.2.118 0:0:0:0:0:ffff:1f1c:276
31.28.2.119 0:0:0:0:0:ffff:1f1c:277
31.28.2.120 0:0:0:0:0:ffff:1f1c:278


31.28.2.121 0:0:0:0:0:ffff:1f1c:279
31.28.2.122 0:0:0:0:0:ffff:1f1c:27a
31.28.2.123 0:0:0:0:0:ffff:1f1c:27b
31.28.2.124 0:0:0:0:0:ffff:1f1c:27c
31.28.2.125 0:0:0:0:0:ffff:1f1c:27d
31.28.2.126 0:0:0:0:0:ffff:1f1c:27e
31.28.2.127 0:0:0:0:0:ffff:1f1c:27f
31.28.2.128 0:0:0:0:0:ffff:1f1c:280
31.28.2.129 0:0:0:0:0:ffff:1f1c:281
31.28.2.130 0:0:0:0:0:ffff:1f1c:282
31.28.2.131 0:0:0:0:0:ffff:1f1c:283
31.28.2.132 0:0:0:0:0:ffff:1f1c:284
31.28.2.133 0:0:0:0:0:ffff:1f1c:285
31.28.2.134 0:0:0:0:0:ffff:1f1c:286
31.28.2.135 0:0:0:0:0:ffff:1f1c:287
31.28.2.136 0:0:0:0:0:ffff:1f1c:288
31.28.2.137 0:0:0:0:0:ffff:1f1c:289
31.28.2.138 0:0:0:0:0:ffff:1f1c:28a
31.28.2.139 0:0:0:0:0:ffff:1f1c:28b
31.28.2.140 0:0:0:0:0:ffff:1f1c:28c
31.28.2.141 0:0:0:0:0:ffff:1f1c:28d
31.28.2.142 0:0:0:0:0:ffff:1f1c:28e
31.28.2.143 0:0:0:0:0:ffff:1f1c:28f
31.28.2.144 0:0:0:0:0:ffff:1f1c:290
31.28.2.145 0:0:0:0:0:ffff:1f1c:291
31.28.2.146 0:0:0:0:0:ffff:1f1c:292
31.28.2.147 0:0:0:0:0:ffff:1f1c:293
31.28.2.148 0:0:0:0:0:ffff:1f1c:294
31.28.2.149 0:0:0:0:0:ffff:1f1c:295
31.28.2.150 0:0:0:0:0:ffff:1f1c:296
31.28.2.151 0:0:0:0:0:ffff:1f1c:297
31.28.2.152 0:0:0:0:0:ffff:1f1c:298
31.28.2.153 0:0:0:0:0:ffff:1f1c:299
31.28.2.154 0:0:0:0:0:ffff:1f1c:29a
31.28.2.155 0:0:0:0:0:ffff:1f1c:29b
31.28.2.156 0:0:0:0:0:ffff:1f1c:29c
31.28.2.157 0:0:0:0:0:ffff:1f1c:29d
31.28.2.158 0:0:0:0:0:ffff:1f1c:29e
31.28.2.159 0:0:0:0:0:ffff:1f1c:29f
31.28.2.160 0:0:0:0:0:ffff:1f1c:2a0
31.28.2.161 0:0:0:0:0:ffff:1f1c:2a1
31.28.2.162 0:0:0:0:0:ffff:1f1c:2a2
31.28.2.163 0:0:0:0:0:ffff:1f1c:2a3
31.28.2.164 0:0:0:0:0:ffff:1f1c:2a4
31.28.2.165 0:0:0:0:0:ffff:1f1c:2a5
31.28.2.166 0:0:0:0:0:ffff:1f1c:2a6
31.28.2.167 0:0:0:0:0:ffff:1f1c:2a7
31.28.2.168 0:0:0:0:0:ffff:1f1c:2a8
31.28.2.169 0:0:0:0:0:ffff:1f1c:2a9
31.28.2.170 0:0:0:0:0:ffff:1f1c:2aa
31.28.2.171 0:0:0:0:0:ffff:1f1c:2ab
31.28.2.172 0:0:0:0:0:ffff:1f1c:2ac
31.28.2.173 0:0:0:0:0:ffff:1f1c:2ad
31.28.2.174 0:0:0:0:0:ffff:1f1c:2ae
31.28.2.175 0:0:0:0:0:ffff:1f1c:2af
31.28.2.176 0:0:0:0:0:ffff:1f1c:2b0
31.28.2.177 0:0:0:0:0:ffff:1f1c:2b1
31.28.2.178 0:0:0:0:0:ffff:1f1c:2b2
31.28.2.179 0:0:0:0:0:ffff:1f1c:2b3
31.28.2.180 0:0:0:0:0:ffff:1f1c:2b4


31.28.2.181 0:0:0:0:0:ffff:1f1c:2b5
31.28.2.182 0:0:0:0:0:ffff:1f1c:2b6
31.28.2.183 0:0:0:0:0:ffff:1f1c:2b7
31.28.2.184 0:0:0:0:0:ffff:1f1c:2b8
31.28.2.185 0:0:0:0:0:ffff:1f1c:2b9
31.28.2.186 0:0:0:0:0:ffff:1f1c:2ba
31.28.2.187 0:0:0:0:0:ffff:1f1c:2bb
31.28.2.188 0:0:0:0:0:ffff:1f1c:2bc
31.28.2.189 0:0:0:0:0:ffff:1f1c:2bd
31.28.2.190 0:0:0:0:0:ffff:1f1c:2be
31.28.2.191 0:0:0:0:0:ffff:1f1c:2bf
31.28.2.192 0:0:0:0:0:ffff:1f1c:2c0
31.28.2.193 0:0:0:0:0:ffff:1f1c:2c1
31.28.2.194 0:0:0:0:0:ffff:1f1c:2c2
31.28.2.195 0:0:0:0:0:ffff:1f1c:2c3
31.28.2.196 0:0:0:0:0:ffff:1f1c:2c4
31.28.2.197 0:0:0:0:0:ffff:1f1c:2c5
31.28.2.198 0:0:0:0:0:ffff:1f1c:2c6
31.28.2.199 0:0:0:0:0:ffff:1f1c:2c7
31.28.2.200 0:0:0:0:0:ffff:1f1c:2c8
31.28.2.201 0:0:0:0:0:ffff:1f1c:2c9
31.28.2.202 0:0:0:0:0:ffff:1f1c:2ca
31.28.2.203 0:0:0:0:0:ffff:1f1c:2cb
31.28.2.204 0:0:0:0:0:ffff:1f1c:2cc
31.28.2.205 0:0:0:0:0:ffff:1f1c:2cd
31.28.2.206 0:0:0:0:0:ffff:1f1c:2ce
31.28.2.207 0:0:0:0:0:ffff:1f1c:2cf
31.28.2.208 0:0:0:0:0:ffff:1f1c:2d0
31.28.2.209 0:0:0:0:0:ffff:1f1c:2d1
31.28.2.210 0:0:0:0:0:ffff:1f1c:2d2
31.28.2.211 0:0:0:0:0:ffff:1f1c:2d3
31.28.2.212 0:0:0:0:0:ffff:1f1c:2d4
31.28.2.213 0:0:0:0:0:ffff:1f1c:2d5
31.28.2.214 0:0:0:0:0:ffff:1f1c:2d6
31.28.2.215 0:0:0:0:0:ffff:1f1c:2d7
31.28.2.216 0:0:0:0:0:ffff:1f1c:2d8
31.28.2.217 0:0:0:0:0:ffff:1f1c:2d9
31.28.2.218 0:0:0:0:0:ffff:1f1c:2da
31.28.2.219 0:0:0:0:0:ffff:1f1c:2db
31.28.2.220 0:0:0:0:0:ffff:1f1c:2dc
31.28.2.221 0:0:0:0:0:ffff:1f1c:2dd
31.28.2.222 0:0:0:0:0:ffff:1f1c:2de
31.28.2.223 0:0:0:0:0:ffff:1f1c:2df
31.28.2.224 0:0:0:0:0:ffff:1f1c:2e0
31.28.2.225 0:0:0:0:0:ffff:1f1c:2e1
31.28.2.226 0:0:0:0:0:ffff:1f1c:2e2
31.28.2.227 0:0:0:0:0:ffff:1f1c:2e3
31.28.2.228 0:0:0:0:0:ffff:1f1c:2e4
31.28.2.229 0:0:0:0:0:ffff:1f1c:2e5
31.28.2.230 0:0:0:0:0:ffff:1f1c:2e6
31.28.2.231 0:0:0:0:0:ffff:1f1c:2e7
31.28.2.232 0:0:0:0:0:ffff:1f1c:2e8
31.28.2.233 0:0:0:0:0:ffff:1f1c:2e9
31.28.2.234 0:0:0:0:0:ffff:1f1c:2ea
31.28.2.235 0:0:0:0:0:ffff:1f1c:2eb
31.28.2.236 0:0:0:0:0:ffff:1f1c:2ec
31.28.2.237 0:0:0:0:0:ffff:1f1c:2ed
31.28.2.238 0:0:0:0:0:ffff:1f1c:2ee
31.28.2.239 0:0:0:0:0:ffff:1f1c:2ef
31.28.2.240 0:0:0:0:0:ffff:1f1c:2f0
31.28.2.241 0:0:0:0:0:ffff:1f1c:2f1
31.28.2.242 0:0:0:0:0:ffff:1f1c:2f2
31.28.2.243 0:0:0:0:0:ffff:1f1c:2f3
31.28.2.244 0:0:0:0:0:ffff:1f1c:2f4
31.28.2.245 0:0:0:0:0:ffff:1f1c:2f5
31.28.2.246 0:0:0:0:0:ffff:1f1c:2f6
31.28.2.247 0:0:0:0:0:ffff:1f1c:2f7
31.28.2.248 0:0:0:0:0:ffff:1f1c:2f8
31.28.2.249 0:0:0:0:0:ffff:1f1c:2f9
31.28.2.250 0:0:0:0:0:ffff:1f1c:2fa
31.28.2.251 0:0:0:0:0:ffff:1f1c:2fb
31.28.2.252 0:0:0:0:0:ffff:1f1c:2fc
31.28.2.253 0:0:0:0:0:ffff:1f1c:2fd
31.28.2.254 0:0:0:0:0:ffff:1f1c:2fe
31.28.2.255 0:0:0:0:0:ffff:1f1c: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.