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
65.76.131.1 0:0:0:0:0:ffff:414c:8301
65.76.131.2 0:0:0:0:0:ffff:414c:8302
65.76.131.3 0:0:0:0:0:ffff:414c:8303
65.76.131.4 0:0:0:0:0:ffff:414c:8304
65.76.131.5 0:0:0:0:0:ffff:414c:8305
65.76.131.6 0:0:0:0:0:ffff:414c:8306
65.76.131.7 0:0:0:0:0:ffff:414c:8307
65.76.131.8 0:0:0:0:0:ffff:414c:8308
65.76.131.9 0:0:0:0:0:ffff:414c:8309
65.76.131.10 0:0:0:0:0:ffff:414c:830a
65.76.131.11 0:0:0:0:0:ffff:414c:830b
65.76.131.12 0:0:0:0:0:ffff:414c:830c
65.76.131.13 0:0:0:0:0:ffff:414c:830d
65.76.131.14 0:0:0:0:0:ffff:414c:830e
65.76.131.15 0:0:0:0:0:ffff:414c:830f
65.76.131.16 0:0:0:0:0:ffff:414c:8310
65.76.131.17 0:0:0:0:0:ffff:414c:8311
65.76.131.18 0:0:0:0:0:ffff:414c:8312
65.76.131.19 0:0:0:0:0:ffff:414c:8313
65.76.131.20 0:0:0:0:0:ffff:414c:8314
65.76.131.21 0:0:0:0:0:ffff:414c:8315
65.76.131.22 0:0:0:0:0:ffff:414c:8316
65.76.131.23 0:0:0:0:0:ffff:414c:8317
65.76.131.24 0:0:0:0:0:ffff:414c:8318
65.76.131.25 0:0:0:0:0:ffff:414c:8319
65.76.131.26 0:0:0:0:0:ffff:414c:831a
65.76.131.27 0:0:0:0:0:ffff:414c:831b
65.76.131.28 0:0:0:0:0:ffff:414c:831c
65.76.131.29 0:0:0:0:0:ffff:414c:831d
65.76.131.30 0:0:0:0:0:ffff:414c:831e
65.76.131.31 0:0:0:0:0:ffff:414c:831f
65.76.131.32 0:0:0:0:0:ffff:414c:8320
65.76.131.33 0:0:0:0:0:ffff:414c:8321
65.76.131.34 0:0:0:0:0:ffff:414c:8322
65.76.131.35 0:0:0:0:0:ffff:414c:8323
65.76.131.36 0:0:0:0:0:ffff:414c:8324
65.76.131.37 0:0:0:0:0:ffff:414c:8325
65.76.131.38 0:0:0:0:0:ffff:414c:8326
65.76.131.39 0:0:0:0:0:ffff:414c:8327
65.76.131.40 0:0:0:0:0:ffff:414c:8328
65.76.131.41 0:0:0:0:0:ffff:414c:8329
65.76.131.42 0:0:0:0:0:ffff:414c:832a
65.76.131.43 0:0:0:0:0:ffff:414c:832b
65.76.131.44 0:0:0:0:0:ffff:414c:832c
65.76.131.45 0:0:0:0:0:ffff:414c:832d
65.76.131.46 0:0:0:0:0:ffff:414c:832e
65.76.131.47 0:0:0:0:0:ffff:414c:832f
65.76.131.48 0:0:0:0:0:ffff:414c:8330
65.76.131.49 0:0:0:0:0:ffff:414c:8331
65.76.131.50 0:0:0:0:0:ffff:414c:8332
65.76.131.51 0:0:0:0:0:ffff:414c:8333
65.76.131.52 0:0:0:0:0:ffff:414c:8334
65.76.131.53 0:0:0:0:0:ffff:414c:8335
65.76.131.54 0:0:0:0:0:ffff:414c:8336
65.76.131.55 0:0:0:0:0:ffff:414c:8337
65.76.131.56 0:0:0:0:0:ffff:414c:8338
65.76.131.57 0:0:0:0:0:ffff:414c:8339
65.76.131.58 0:0:0:0:0:ffff:414c:833a
65.76.131.59 0:0:0:0:0:ffff:414c:833b
65.76.131.60 0:0:0:0:0:ffff:414c:833c


65.76.131.61 0:0:0:0:0:ffff:414c:833d
65.76.131.62 0:0:0:0:0:ffff:414c:833e
65.76.131.63 0:0:0:0:0:ffff:414c:833f
65.76.131.64 0:0:0:0:0:ffff:414c:8340
65.76.131.65 0:0:0:0:0:ffff:414c:8341
65.76.131.66 0:0:0:0:0:ffff:414c:8342
65.76.131.67 0:0:0:0:0:ffff:414c:8343
65.76.131.68 0:0:0:0:0:ffff:414c:8344
65.76.131.69 0:0:0:0:0:ffff:414c:8345
65.76.131.70 0:0:0:0:0:ffff:414c:8346
65.76.131.71 0:0:0:0:0:ffff:414c:8347
65.76.131.72 0:0:0:0:0:ffff:414c:8348
65.76.131.73 0:0:0:0:0:ffff:414c:8349
65.76.131.74 0:0:0:0:0:ffff:414c:834a
65.76.131.75 0:0:0:0:0:ffff:414c:834b
65.76.131.76 0:0:0:0:0:ffff:414c:834c
65.76.131.77 0:0:0:0:0:ffff:414c:834d
65.76.131.78 0:0:0:0:0:ffff:414c:834e
65.76.131.79 0:0:0:0:0:ffff:414c:834f
65.76.131.80 0:0:0:0:0:ffff:414c:8350
65.76.131.81 0:0:0:0:0:ffff:414c:8351
65.76.131.82 0:0:0:0:0:ffff:414c:8352
65.76.131.83 0:0:0:0:0:ffff:414c:8353
65.76.131.84 0:0:0:0:0:ffff:414c:8354
65.76.131.85 0:0:0:0:0:ffff:414c:8355
65.76.131.86 0:0:0:0:0:ffff:414c:8356
65.76.131.87 0:0:0:0:0:ffff:414c:8357
65.76.131.88 0:0:0:0:0:ffff:414c:8358
65.76.131.89 0:0:0:0:0:ffff:414c:8359
65.76.131.90 0:0:0:0:0:ffff:414c:835a
65.76.131.91 0:0:0:0:0:ffff:414c:835b
65.76.131.92 0:0:0:0:0:ffff:414c:835c
65.76.131.93 0:0:0:0:0:ffff:414c:835d
65.76.131.94 0:0:0:0:0:ffff:414c:835e
65.76.131.95 0:0:0:0:0:ffff:414c:835f
65.76.131.96 0:0:0:0:0:ffff:414c:8360
65.76.131.97 0:0:0:0:0:ffff:414c:8361
65.76.131.98 0:0:0:0:0:ffff:414c:8362
65.76.131.99 0:0:0:0:0:ffff:414c:8363
65.76.131.100 0:0:0:0:0:ffff:414c:8364
65.76.131.101 0:0:0:0:0:ffff:414c:8365
65.76.131.102 0:0:0:0:0:ffff:414c:8366
65.76.131.103 0:0:0:0:0:ffff:414c:8367
65.76.131.104 0:0:0:0:0:ffff:414c:8368
65.76.131.105 0:0:0:0:0:ffff:414c:8369
65.76.131.106 0:0:0:0:0:ffff:414c:836a
65.76.131.107 0:0:0:0:0:ffff:414c:836b
65.76.131.108 0:0:0:0:0:ffff:414c:836c
65.76.131.109 0:0:0:0:0:ffff:414c:836d
65.76.131.110 0:0:0:0:0:ffff:414c:836e
65.76.131.111 0:0:0:0:0:ffff:414c:836f
65.76.131.112 0:0:0:0:0:ffff:414c:8370
65.76.131.113 0:0:0:0:0:ffff:414c:8371
65.76.131.114 0:0:0:0:0:ffff:414c:8372
65.76.131.115 0:0:0:0:0:ffff:414c:8373
65.76.131.116 0:0:0:0:0:ffff:414c:8374
65.76.131.117 0:0:0:0:0:ffff:414c:8375
65.76.131.118 0:0:0:0:0:ffff:414c:8376
65.76.131.119 0:0:0:0:0:ffff:414c:8377
65.76.131.120 0:0:0:0:0:ffff:414c:8378


65.76.131.121 0:0:0:0:0:ffff:414c:8379
65.76.131.122 0:0:0:0:0:ffff:414c:837a
65.76.131.123 0:0:0:0:0:ffff:414c:837b
65.76.131.124 0:0:0:0:0:ffff:414c:837c
65.76.131.125 0:0:0:0:0:ffff:414c:837d
65.76.131.126 0:0:0:0:0:ffff:414c:837e
65.76.131.127 0:0:0:0:0:ffff:414c:837f
65.76.131.128 0:0:0:0:0:ffff:414c:8380
65.76.131.129 0:0:0:0:0:ffff:414c:8381
65.76.131.130 0:0:0:0:0:ffff:414c:8382
65.76.131.131 0:0:0:0:0:ffff:414c:8383
65.76.131.132 0:0:0:0:0:ffff:414c:8384
65.76.131.133 0:0:0:0:0:ffff:414c:8385
65.76.131.134 0:0:0:0:0:ffff:414c:8386
65.76.131.135 0:0:0:0:0:ffff:414c:8387
65.76.131.136 0:0:0:0:0:ffff:414c:8388
65.76.131.137 0:0:0:0:0:ffff:414c:8389
65.76.131.138 0:0:0:0:0:ffff:414c:838a
65.76.131.139 0:0:0:0:0:ffff:414c:838b
65.76.131.140 0:0:0:0:0:ffff:414c:838c
65.76.131.141 0:0:0:0:0:ffff:414c:838d
65.76.131.142 0:0:0:0:0:ffff:414c:838e
65.76.131.143 0:0:0:0:0:ffff:414c:838f
65.76.131.144 0:0:0:0:0:ffff:414c:8390
65.76.131.145 0:0:0:0:0:ffff:414c:8391
65.76.131.146 0:0:0:0:0:ffff:414c:8392
65.76.131.147 0:0:0:0:0:ffff:414c:8393
65.76.131.148 0:0:0:0:0:ffff:414c:8394
65.76.131.149 0:0:0:0:0:ffff:414c:8395
65.76.131.150 0:0:0:0:0:ffff:414c:8396
65.76.131.151 0:0:0:0:0:ffff:414c:8397
65.76.131.152 0:0:0:0:0:ffff:414c:8398
65.76.131.153 0:0:0:0:0:ffff:414c:8399
65.76.131.154 0:0:0:0:0:ffff:414c:839a
65.76.131.155 0:0:0:0:0:ffff:414c:839b
65.76.131.156 0:0:0:0:0:ffff:414c:839c
65.76.131.157 0:0:0:0:0:ffff:414c:839d
65.76.131.158 0:0:0:0:0:ffff:414c:839e
65.76.131.159 0:0:0:0:0:ffff:414c:839f
65.76.131.160 0:0:0:0:0:ffff:414c:83a0
65.76.131.161 0:0:0:0:0:ffff:414c:83a1
65.76.131.162 0:0:0:0:0:ffff:414c:83a2
65.76.131.163 0:0:0:0:0:ffff:414c:83a3
65.76.131.164 0:0:0:0:0:ffff:414c:83a4
65.76.131.165 0:0:0:0:0:ffff:414c:83a5
65.76.131.166 0:0:0:0:0:ffff:414c:83a6
65.76.131.167 0:0:0:0:0:ffff:414c:83a7
65.76.131.168 0:0:0:0:0:ffff:414c:83a8
65.76.131.169 0:0:0:0:0:ffff:414c:83a9
65.76.131.170 0:0:0:0:0:ffff:414c:83aa
65.76.131.171 0:0:0:0:0:ffff:414c:83ab
65.76.131.172 0:0:0:0:0:ffff:414c:83ac
65.76.131.173 0:0:0:0:0:ffff:414c:83ad
65.76.131.174 0:0:0:0:0:ffff:414c:83ae
65.76.131.175 0:0:0:0:0:ffff:414c:83af
65.76.131.176 0:0:0:0:0:ffff:414c:83b0
65.76.131.177 0:0:0:0:0:ffff:414c:83b1
65.76.131.178 0:0:0:0:0:ffff:414c:83b2
65.76.131.179 0:0:0:0:0:ffff:414c:83b3
65.76.131.180 0:0:0:0:0:ffff:414c:83b4


65.76.131.181 0:0:0:0:0:ffff:414c:83b5
65.76.131.182 0:0:0:0:0:ffff:414c:83b6
65.76.131.183 0:0:0:0:0:ffff:414c:83b7
65.76.131.184 0:0:0:0:0:ffff:414c:83b8
65.76.131.185 0:0:0:0:0:ffff:414c:83b9
65.76.131.186 0:0:0:0:0:ffff:414c:83ba
65.76.131.187 0:0:0:0:0:ffff:414c:83bb
65.76.131.188 0:0:0:0:0:ffff:414c:83bc
65.76.131.189 0:0:0:0:0:ffff:414c:83bd
65.76.131.190 0:0:0:0:0:ffff:414c:83be
65.76.131.191 0:0:0:0:0:ffff:414c:83bf
65.76.131.192 0:0:0:0:0:ffff:414c:83c0
65.76.131.193 0:0:0:0:0:ffff:414c:83c1
65.76.131.194 0:0:0:0:0:ffff:414c:83c2
65.76.131.195 0:0:0:0:0:ffff:414c:83c3
65.76.131.196 0:0:0:0:0:ffff:414c:83c4
65.76.131.197 0:0:0:0:0:ffff:414c:83c5
65.76.131.198 0:0:0:0:0:ffff:414c:83c6
65.76.131.199 0:0:0:0:0:ffff:414c:83c7
65.76.131.200 0:0:0:0:0:ffff:414c:83c8
65.76.131.201 0:0:0:0:0:ffff:414c:83c9
65.76.131.202 0:0:0:0:0:ffff:414c:83ca
65.76.131.203 0:0:0:0:0:ffff:414c:83cb
65.76.131.204 0:0:0:0:0:ffff:414c:83cc
65.76.131.205 0:0:0:0:0:ffff:414c:83cd
65.76.131.206 0:0:0:0:0:ffff:414c:83ce
65.76.131.207 0:0:0:0:0:ffff:414c:83cf
65.76.131.208 0:0:0:0:0:ffff:414c:83d0
65.76.131.209 0:0:0:0:0:ffff:414c:83d1
65.76.131.210 0:0:0:0:0:ffff:414c:83d2
65.76.131.211 0:0:0:0:0:ffff:414c:83d3
65.76.131.212 0:0:0:0:0:ffff:414c:83d4
65.76.131.213 0:0:0:0:0:ffff:414c:83d5
65.76.131.214 0:0:0:0:0:ffff:414c:83d6
65.76.131.215 0:0:0:0:0:ffff:414c:83d7
65.76.131.216 0:0:0:0:0:ffff:414c:83d8
65.76.131.217 0:0:0:0:0:ffff:414c:83d9
65.76.131.218 0:0:0:0:0:ffff:414c:83da
65.76.131.219 0:0:0:0:0:ffff:414c:83db
65.76.131.220 0:0:0:0:0:ffff:414c:83dc
65.76.131.221 0:0:0:0:0:ffff:414c:83dd
65.76.131.222 0:0:0:0:0:ffff:414c:83de
65.76.131.223 0:0:0:0:0:ffff:414c:83df
65.76.131.224 0:0:0:0:0:ffff:414c:83e0
65.76.131.225 0:0:0:0:0:ffff:414c:83e1
65.76.131.226 0:0:0:0:0:ffff:414c:83e2
65.76.131.227 0:0:0:0:0:ffff:414c:83e3
65.76.131.228 0:0:0:0:0:ffff:414c:83e4
65.76.131.229 0:0:0:0:0:ffff:414c:83e5
65.76.131.230 0:0:0:0:0:ffff:414c:83e6
65.76.131.231 0:0:0:0:0:ffff:414c:83e7
65.76.131.232 0:0:0:0:0:ffff:414c:83e8
65.76.131.233 0:0:0:0:0:ffff:414c:83e9
65.76.131.234 0:0:0:0:0:ffff:414c:83ea
65.76.131.235 0:0:0:0:0:ffff:414c:83eb
65.76.131.236 0:0:0:0:0:ffff:414c:83ec
65.76.131.237 0:0:0:0:0:ffff:414c:83ed
65.76.131.238 0:0:0:0:0:ffff:414c:83ee
65.76.131.239 0:0:0:0:0:ffff:414c:83ef
65.76.131.240 0:0:0:0:0:ffff:414c:83f0
65.76.131.241 0:0:0:0:0:ffff:414c:83f1
65.76.131.242 0:0:0:0:0:ffff:414c:83f2
65.76.131.243 0:0:0:0:0:ffff:414c:83f3
65.76.131.244 0:0:0:0:0:ffff:414c:83f4
65.76.131.245 0:0:0:0:0:ffff:414c:83f5
65.76.131.246 0:0:0:0:0:ffff:414c:83f6
65.76.131.247 0:0:0:0:0:ffff:414c:83f7
65.76.131.248 0:0:0:0:0:ffff:414c:83f8
65.76.131.249 0:0:0:0:0:ffff:414c:83f9
65.76.131.250 0:0:0:0:0:ffff:414c:83fa
65.76.131.251 0:0:0:0:0:ffff:414c:83fb
65.76.131.252 0:0:0:0:0:ffff:414c:83fc
65.76.131.253 0:0:0:0:0:ffff:414c:83fd
65.76.131.254 0:0:0:0:0:ffff:414c:83fe
65.76.131.255 0:0:0:0:0:ffff:414c: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.