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
231.85.131.1 0:0:0:0:0:ffff:e755:8301
231.85.131.2 0:0:0:0:0:ffff:e755:8302
231.85.131.3 0:0:0:0:0:ffff:e755:8303
231.85.131.4 0:0:0:0:0:ffff:e755:8304
231.85.131.5 0:0:0:0:0:ffff:e755:8305
231.85.131.6 0:0:0:0:0:ffff:e755:8306
231.85.131.7 0:0:0:0:0:ffff:e755:8307
231.85.131.8 0:0:0:0:0:ffff:e755:8308
231.85.131.9 0:0:0:0:0:ffff:e755:8309
231.85.131.10 0:0:0:0:0:ffff:e755:830a
231.85.131.11 0:0:0:0:0:ffff:e755:830b
231.85.131.12 0:0:0:0:0:ffff:e755:830c
231.85.131.13 0:0:0:0:0:ffff:e755:830d
231.85.131.14 0:0:0:0:0:ffff:e755:830e
231.85.131.15 0:0:0:0:0:ffff:e755:830f
231.85.131.16 0:0:0:0:0:ffff:e755:8310
231.85.131.17 0:0:0:0:0:ffff:e755:8311
231.85.131.18 0:0:0:0:0:ffff:e755:8312
231.85.131.19 0:0:0:0:0:ffff:e755:8313
231.85.131.20 0:0:0:0:0:ffff:e755:8314
231.85.131.21 0:0:0:0:0:ffff:e755:8315
231.85.131.22 0:0:0:0:0:ffff:e755:8316
231.85.131.23 0:0:0:0:0:ffff:e755:8317
231.85.131.24 0:0:0:0:0:ffff:e755:8318
231.85.131.25 0:0:0:0:0:ffff:e755:8319
231.85.131.26 0:0:0:0:0:ffff:e755:831a
231.85.131.27 0:0:0:0:0:ffff:e755:831b
231.85.131.28 0:0:0:0:0:ffff:e755:831c
231.85.131.29 0:0:0:0:0:ffff:e755:831d
231.85.131.30 0:0:0:0:0:ffff:e755:831e
231.85.131.31 0:0:0:0:0:ffff:e755:831f
231.85.131.32 0:0:0:0:0:ffff:e755:8320
231.85.131.33 0:0:0:0:0:ffff:e755:8321
231.85.131.34 0:0:0:0:0:ffff:e755:8322
231.85.131.35 0:0:0:0:0:ffff:e755:8323
231.85.131.36 0:0:0:0:0:ffff:e755:8324
231.85.131.37 0:0:0:0:0:ffff:e755:8325
231.85.131.38 0:0:0:0:0:ffff:e755:8326
231.85.131.39 0:0:0:0:0:ffff:e755:8327
231.85.131.40 0:0:0:0:0:ffff:e755:8328
231.85.131.41 0:0:0:0:0:ffff:e755:8329
231.85.131.42 0:0:0:0:0:ffff:e755:832a
231.85.131.43 0:0:0:0:0:ffff:e755:832b
231.85.131.44 0:0:0:0:0:ffff:e755:832c
231.85.131.45 0:0:0:0:0:ffff:e755:832d
231.85.131.46 0:0:0:0:0:ffff:e755:832e
231.85.131.47 0:0:0:0:0:ffff:e755:832f
231.85.131.48 0:0:0:0:0:ffff:e755:8330
231.85.131.49 0:0:0:0:0:ffff:e755:8331
231.85.131.50 0:0:0:0:0:ffff:e755:8332
231.85.131.51 0:0:0:0:0:ffff:e755:8333
231.85.131.52 0:0:0:0:0:ffff:e755:8334
231.85.131.53 0:0:0:0:0:ffff:e755:8335
231.85.131.54 0:0:0:0:0:ffff:e755:8336
231.85.131.55 0:0:0:0:0:ffff:e755:8337
231.85.131.56 0:0:0:0:0:ffff:e755:8338
231.85.131.57 0:0:0:0:0:ffff:e755:8339
231.85.131.58 0:0:0:0:0:ffff:e755:833a
231.85.131.59 0:0:0:0:0:ffff:e755:833b
231.85.131.60 0:0:0:0:0:ffff:e755:833c


231.85.131.61 0:0:0:0:0:ffff:e755:833d
231.85.131.62 0:0:0:0:0:ffff:e755:833e
231.85.131.63 0:0:0:0:0:ffff:e755:833f
231.85.131.64 0:0:0:0:0:ffff:e755:8340
231.85.131.65 0:0:0:0:0:ffff:e755:8341
231.85.131.66 0:0:0:0:0:ffff:e755:8342
231.85.131.67 0:0:0:0:0:ffff:e755:8343
231.85.131.68 0:0:0:0:0:ffff:e755:8344
231.85.131.69 0:0:0:0:0:ffff:e755:8345
231.85.131.70 0:0:0:0:0:ffff:e755:8346
231.85.131.71 0:0:0:0:0:ffff:e755:8347
231.85.131.72 0:0:0:0:0:ffff:e755:8348
231.85.131.73 0:0:0:0:0:ffff:e755:8349
231.85.131.74 0:0:0:0:0:ffff:e755:834a
231.85.131.75 0:0:0:0:0:ffff:e755:834b
231.85.131.76 0:0:0:0:0:ffff:e755:834c
231.85.131.77 0:0:0:0:0:ffff:e755:834d
231.85.131.78 0:0:0:0:0:ffff:e755:834e
231.85.131.79 0:0:0:0:0:ffff:e755:834f
231.85.131.80 0:0:0:0:0:ffff:e755:8350
231.85.131.81 0:0:0:0:0:ffff:e755:8351
231.85.131.82 0:0:0:0:0:ffff:e755:8352
231.85.131.83 0:0:0:0:0:ffff:e755:8353
231.85.131.84 0:0:0:0:0:ffff:e755:8354
231.85.131.85 0:0:0:0:0:ffff:e755:8355
231.85.131.86 0:0:0:0:0:ffff:e755:8356
231.85.131.87 0:0:0:0:0:ffff:e755:8357
231.85.131.88 0:0:0:0:0:ffff:e755:8358
231.85.131.89 0:0:0:0:0:ffff:e755:8359
231.85.131.90 0:0:0:0:0:ffff:e755:835a
231.85.131.91 0:0:0:0:0:ffff:e755:835b
231.85.131.92 0:0:0:0:0:ffff:e755:835c
231.85.131.93 0:0:0:0:0:ffff:e755:835d
231.85.131.94 0:0:0:0:0:ffff:e755:835e
231.85.131.95 0:0:0:0:0:ffff:e755:835f
231.85.131.96 0:0:0:0:0:ffff:e755:8360
231.85.131.97 0:0:0:0:0:ffff:e755:8361
231.85.131.98 0:0:0:0:0:ffff:e755:8362
231.85.131.99 0:0:0:0:0:ffff:e755:8363
231.85.131.100 0:0:0:0:0:ffff:e755:8364
231.85.131.101 0:0:0:0:0:ffff:e755:8365
231.85.131.102 0:0:0:0:0:ffff:e755:8366
231.85.131.103 0:0:0:0:0:ffff:e755:8367
231.85.131.104 0:0:0:0:0:ffff:e755:8368
231.85.131.105 0:0:0:0:0:ffff:e755:8369
231.85.131.106 0:0:0:0:0:ffff:e755:836a
231.85.131.107 0:0:0:0:0:ffff:e755:836b
231.85.131.108 0:0:0:0:0:ffff:e755:836c
231.85.131.109 0:0:0:0:0:ffff:e755:836d
231.85.131.110 0:0:0:0:0:ffff:e755:836e
231.85.131.111 0:0:0:0:0:ffff:e755:836f
231.85.131.112 0:0:0:0:0:ffff:e755:8370
231.85.131.113 0:0:0:0:0:ffff:e755:8371
231.85.131.114 0:0:0:0:0:ffff:e755:8372
231.85.131.115 0:0:0:0:0:ffff:e755:8373
231.85.131.116 0:0:0:0:0:ffff:e755:8374
231.85.131.117 0:0:0:0:0:ffff:e755:8375
231.85.131.118 0:0:0:0:0:ffff:e755:8376
231.85.131.119 0:0:0:0:0:ffff:e755:8377
231.85.131.120 0:0:0:0:0:ffff:e755:8378


231.85.131.121 0:0:0:0:0:ffff:e755:8379
231.85.131.122 0:0:0:0:0:ffff:e755:837a
231.85.131.123 0:0:0:0:0:ffff:e755:837b
231.85.131.124 0:0:0:0:0:ffff:e755:837c
231.85.131.125 0:0:0:0:0:ffff:e755:837d
231.85.131.126 0:0:0:0:0:ffff:e755:837e
231.85.131.127 0:0:0:0:0:ffff:e755:837f
231.85.131.128 0:0:0:0:0:ffff:e755:8380
231.85.131.129 0:0:0:0:0:ffff:e755:8381
231.85.131.130 0:0:0:0:0:ffff:e755:8382
231.85.131.131 0:0:0:0:0:ffff:e755:8383
231.85.131.132 0:0:0:0:0:ffff:e755:8384
231.85.131.133 0:0:0:0:0:ffff:e755:8385
231.85.131.134 0:0:0:0:0:ffff:e755:8386
231.85.131.135 0:0:0:0:0:ffff:e755:8387
231.85.131.136 0:0:0:0:0:ffff:e755:8388
231.85.131.137 0:0:0:0:0:ffff:e755:8389
231.85.131.138 0:0:0:0:0:ffff:e755:838a
231.85.131.139 0:0:0:0:0:ffff:e755:838b
231.85.131.140 0:0:0:0:0:ffff:e755:838c
231.85.131.141 0:0:0:0:0:ffff:e755:838d
231.85.131.142 0:0:0:0:0:ffff:e755:838e
231.85.131.143 0:0:0:0:0:ffff:e755:838f
231.85.131.144 0:0:0:0:0:ffff:e755:8390
231.85.131.145 0:0:0:0:0:ffff:e755:8391
231.85.131.146 0:0:0:0:0:ffff:e755:8392
231.85.131.147 0:0:0:0:0:ffff:e755:8393
231.85.131.148 0:0:0:0:0:ffff:e755:8394
231.85.131.149 0:0:0:0:0:ffff:e755:8395
231.85.131.150 0:0:0:0:0:ffff:e755:8396
231.85.131.151 0:0:0:0:0:ffff:e755:8397
231.85.131.152 0:0:0:0:0:ffff:e755:8398
231.85.131.153 0:0:0:0:0:ffff:e755:8399
231.85.131.154 0:0:0:0:0:ffff:e755:839a
231.85.131.155 0:0:0:0:0:ffff:e755:839b
231.85.131.156 0:0:0:0:0:ffff:e755:839c
231.85.131.157 0:0:0:0:0:ffff:e755:839d
231.85.131.158 0:0:0:0:0:ffff:e755:839e
231.85.131.159 0:0:0:0:0:ffff:e755:839f
231.85.131.160 0:0:0:0:0:ffff:e755:83a0
231.85.131.161 0:0:0:0:0:ffff:e755:83a1
231.85.131.162 0:0:0:0:0:ffff:e755:83a2
231.85.131.163 0:0:0:0:0:ffff:e755:83a3
231.85.131.164 0:0:0:0:0:ffff:e755:83a4
231.85.131.165 0:0:0:0:0:ffff:e755:83a5
231.85.131.166 0:0:0:0:0:ffff:e755:83a6
231.85.131.167 0:0:0:0:0:ffff:e755:83a7
231.85.131.168 0:0:0:0:0:ffff:e755:83a8
231.85.131.169 0:0:0:0:0:ffff:e755:83a9
231.85.131.170 0:0:0:0:0:ffff:e755:83aa
231.85.131.171 0:0:0:0:0:ffff:e755:83ab
231.85.131.172 0:0:0:0:0:ffff:e755:83ac
231.85.131.173 0:0:0:0:0:ffff:e755:83ad
231.85.131.174 0:0:0:0:0:ffff:e755:83ae
231.85.131.175 0:0:0:0:0:ffff:e755:83af
231.85.131.176 0:0:0:0:0:ffff:e755:83b0
231.85.131.177 0:0:0:0:0:ffff:e755:83b1
231.85.131.178 0:0:0:0:0:ffff:e755:83b2
231.85.131.179 0:0:0:0:0:ffff:e755:83b3
231.85.131.180 0:0:0:0:0:ffff:e755:83b4


231.85.131.181 0:0:0:0:0:ffff:e755:83b5
231.85.131.182 0:0:0:0:0:ffff:e755:83b6
231.85.131.183 0:0:0:0:0:ffff:e755:83b7
231.85.131.184 0:0:0:0:0:ffff:e755:83b8
231.85.131.185 0:0:0:0:0:ffff:e755:83b9
231.85.131.186 0:0:0:0:0:ffff:e755:83ba
231.85.131.187 0:0:0:0:0:ffff:e755:83bb
231.85.131.188 0:0:0:0:0:ffff:e755:83bc
231.85.131.189 0:0:0:0:0:ffff:e755:83bd
231.85.131.190 0:0:0:0:0:ffff:e755:83be
231.85.131.191 0:0:0:0:0:ffff:e755:83bf
231.85.131.192 0:0:0:0:0:ffff:e755:83c0
231.85.131.193 0:0:0:0:0:ffff:e755:83c1
231.85.131.194 0:0:0:0:0:ffff:e755:83c2
231.85.131.195 0:0:0:0:0:ffff:e755:83c3
231.85.131.196 0:0:0:0:0:ffff:e755:83c4
231.85.131.197 0:0:0:0:0:ffff:e755:83c5
231.85.131.198 0:0:0:0:0:ffff:e755:83c6
231.85.131.199 0:0:0:0:0:ffff:e755:83c7
231.85.131.200 0:0:0:0:0:ffff:e755:83c8
231.85.131.201 0:0:0:0:0:ffff:e755:83c9
231.85.131.202 0:0:0:0:0:ffff:e755:83ca
231.85.131.203 0:0:0:0:0:ffff:e755:83cb
231.85.131.204 0:0:0:0:0:ffff:e755:83cc
231.85.131.205 0:0:0:0:0:ffff:e755:83cd
231.85.131.206 0:0:0:0:0:ffff:e755:83ce
231.85.131.207 0:0:0:0:0:ffff:e755:83cf
231.85.131.208 0:0:0:0:0:ffff:e755:83d0
231.85.131.209 0:0:0:0:0:ffff:e755:83d1
231.85.131.210 0:0:0:0:0:ffff:e755:83d2
231.85.131.211 0:0:0:0:0:ffff:e755:83d3
231.85.131.212 0:0:0:0:0:ffff:e755:83d4
231.85.131.213 0:0:0:0:0:ffff:e755:83d5
231.85.131.214 0:0:0:0:0:ffff:e755:83d6
231.85.131.215 0:0:0:0:0:ffff:e755:83d7
231.85.131.216 0:0:0:0:0:ffff:e755:83d8
231.85.131.217 0:0:0:0:0:ffff:e755:83d9
231.85.131.218 0:0:0:0:0:ffff:e755:83da
231.85.131.219 0:0:0:0:0:ffff:e755:83db
231.85.131.220 0:0:0:0:0:ffff:e755:83dc
231.85.131.221 0:0:0:0:0:ffff:e755:83dd
231.85.131.222 0:0:0:0:0:ffff:e755:83de
231.85.131.223 0:0:0:0:0:ffff:e755:83df
231.85.131.224 0:0:0:0:0:ffff:e755:83e0
231.85.131.225 0:0:0:0:0:ffff:e755:83e1
231.85.131.226 0:0:0:0:0:ffff:e755:83e2
231.85.131.227 0:0:0:0:0:ffff:e755:83e3
231.85.131.228 0:0:0:0:0:ffff:e755:83e4
231.85.131.229 0:0:0:0:0:ffff:e755:83e5
231.85.131.230 0:0:0:0:0:ffff:e755:83e6
231.85.131.231 0:0:0:0:0:ffff:e755:83e7
231.85.131.232 0:0:0:0:0:ffff:e755:83e8
231.85.131.233 0:0:0:0:0:ffff:e755:83e9
231.85.131.234 0:0:0:0:0:ffff:e755:83ea
231.85.131.235 0:0:0:0:0:ffff:e755:83eb
231.85.131.236 0:0:0:0:0:ffff:e755:83ec
231.85.131.237 0:0:0:0:0:ffff:e755:83ed
231.85.131.238 0:0:0:0:0:ffff:e755:83ee
231.85.131.239 0:0:0:0:0:ffff:e755:83ef
231.85.131.240 0:0:0:0:0:ffff:e755:83f0
231.85.131.241 0:0:0:0:0:ffff:e755:83f1
231.85.131.242 0:0:0:0:0:ffff:e755:83f2
231.85.131.243 0:0:0:0:0:ffff:e755:83f3
231.85.131.244 0:0:0:0:0:ffff:e755:83f4
231.85.131.245 0:0:0:0:0:ffff:e755:83f5
231.85.131.246 0:0:0:0:0:ffff:e755:83f6
231.85.131.247 0:0:0:0:0:ffff:e755:83f7
231.85.131.248 0:0:0:0:0:ffff:e755:83f8
231.85.131.249 0:0:0:0:0:ffff:e755:83f9
231.85.131.250 0:0:0:0:0:ffff:e755:83fa
231.85.131.251 0:0:0:0:0:ffff:e755:83fb
231.85.131.252 0:0:0:0:0:ffff:e755:83fc
231.85.131.253 0:0:0:0:0:ffff:e755:83fd
231.85.131.254 0:0:0:0:0:ffff:e755:83fe
231.85.131.255 0:0:0:0:0:ffff:e755:83ff


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.