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
16.51.67.1 0:0:0:0:0:ffff:1033:4301
16.51.67.2 0:0:0:0:0:ffff:1033:4302
16.51.67.3 0:0:0:0:0:ffff:1033:4303
16.51.67.4 0:0:0:0:0:ffff:1033:4304
16.51.67.5 0:0:0:0:0:ffff:1033:4305
16.51.67.6 0:0:0:0:0:ffff:1033:4306
16.51.67.7 0:0:0:0:0:ffff:1033:4307
16.51.67.8 0:0:0:0:0:ffff:1033:4308
16.51.67.9 0:0:0:0:0:ffff:1033:4309
16.51.67.10 0:0:0:0:0:ffff:1033:430a
16.51.67.11 0:0:0:0:0:ffff:1033:430b
16.51.67.12 0:0:0:0:0:ffff:1033:430c
16.51.67.13 0:0:0:0:0:ffff:1033:430d
16.51.67.14 0:0:0:0:0:ffff:1033:430e
16.51.67.15 0:0:0:0:0:ffff:1033:430f
16.51.67.16 0:0:0:0:0:ffff:1033:4310
16.51.67.17 0:0:0:0:0:ffff:1033:4311
16.51.67.18 0:0:0:0:0:ffff:1033:4312
16.51.67.19 0:0:0:0:0:ffff:1033:4313
16.51.67.20 0:0:0:0:0:ffff:1033:4314
16.51.67.21 0:0:0:0:0:ffff:1033:4315
16.51.67.22 0:0:0:0:0:ffff:1033:4316
16.51.67.23 0:0:0:0:0:ffff:1033:4317
16.51.67.24 0:0:0:0:0:ffff:1033:4318
16.51.67.25 0:0:0:0:0:ffff:1033:4319
16.51.67.26 0:0:0:0:0:ffff:1033:431a
16.51.67.27 0:0:0:0:0:ffff:1033:431b
16.51.67.28 0:0:0:0:0:ffff:1033:431c
16.51.67.29 0:0:0:0:0:ffff:1033:431d
16.51.67.30 0:0:0:0:0:ffff:1033:431e
16.51.67.31 0:0:0:0:0:ffff:1033:431f
16.51.67.32 0:0:0:0:0:ffff:1033:4320
16.51.67.33 0:0:0:0:0:ffff:1033:4321
16.51.67.34 0:0:0:0:0:ffff:1033:4322
16.51.67.35 0:0:0:0:0:ffff:1033:4323
16.51.67.36 0:0:0:0:0:ffff:1033:4324
16.51.67.37 0:0:0:0:0:ffff:1033:4325
16.51.67.38 0:0:0:0:0:ffff:1033:4326
16.51.67.39 0:0:0:0:0:ffff:1033:4327
16.51.67.40 0:0:0:0:0:ffff:1033:4328
16.51.67.41 0:0:0:0:0:ffff:1033:4329
16.51.67.42 0:0:0:0:0:ffff:1033:432a
16.51.67.43 0:0:0:0:0:ffff:1033:432b
16.51.67.44 0:0:0:0:0:ffff:1033:432c
16.51.67.45 0:0:0:0:0:ffff:1033:432d
16.51.67.46 0:0:0:0:0:ffff:1033:432e
16.51.67.47 0:0:0:0:0:ffff:1033:432f
16.51.67.48 0:0:0:0:0:ffff:1033:4330
16.51.67.49 0:0:0:0:0:ffff:1033:4331
16.51.67.50 0:0:0:0:0:ffff:1033:4332
16.51.67.51 0:0:0:0:0:ffff:1033:4333
16.51.67.52 0:0:0:0:0:ffff:1033:4334
16.51.67.53 0:0:0:0:0:ffff:1033:4335
16.51.67.54 0:0:0:0:0:ffff:1033:4336
16.51.67.55 0:0:0:0:0:ffff:1033:4337
16.51.67.56 0:0:0:0:0:ffff:1033:4338
16.51.67.57 0:0:0:0:0:ffff:1033:4339
16.51.67.58 0:0:0:0:0:ffff:1033:433a
16.51.67.59 0:0:0:0:0:ffff:1033:433b
16.51.67.60 0:0:0:0:0:ffff:1033:433c


16.51.67.61 0:0:0:0:0:ffff:1033:433d
16.51.67.62 0:0:0:0:0:ffff:1033:433e
16.51.67.63 0:0:0:0:0:ffff:1033:433f
16.51.67.64 0:0:0:0:0:ffff:1033:4340
16.51.67.65 0:0:0:0:0:ffff:1033:4341
16.51.67.66 0:0:0:0:0:ffff:1033:4342
16.51.67.67 0:0:0:0:0:ffff:1033:4343
16.51.67.68 0:0:0:0:0:ffff:1033:4344
16.51.67.69 0:0:0:0:0:ffff:1033:4345
16.51.67.70 0:0:0:0:0:ffff:1033:4346
16.51.67.71 0:0:0:0:0:ffff:1033:4347
16.51.67.72 0:0:0:0:0:ffff:1033:4348
16.51.67.73 0:0:0:0:0:ffff:1033:4349
16.51.67.74 0:0:0:0:0:ffff:1033:434a
16.51.67.75 0:0:0:0:0:ffff:1033:434b
16.51.67.76 0:0:0:0:0:ffff:1033:434c
16.51.67.77 0:0:0:0:0:ffff:1033:434d
16.51.67.78 0:0:0:0:0:ffff:1033:434e
16.51.67.79 0:0:0:0:0:ffff:1033:434f
16.51.67.80 0:0:0:0:0:ffff:1033:4350
16.51.67.81 0:0:0:0:0:ffff:1033:4351
16.51.67.82 0:0:0:0:0:ffff:1033:4352
16.51.67.83 0:0:0:0:0:ffff:1033:4353
16.51.67.84 0:0:0:0:0:ffff:1033:4354
16.51.67.85 0:0:0:0:0:ffff:1033:4355
16.51.67.86 0:0:0:0:0:ffff:1033:4356
16.51.67.87 0:0:0:0:0:ffff:1033:4357
16.51.67.88 0:0:0:0:0:ffff:1033:4358
16.51.67.89 0:0:0:0:0:ffff:1033:4359
16.51.67.90 0:0:0:0:0:ffff:1033:435a
16.51.67.91 0:0:0:0:0:ffff:1033:435b
16.51.67.92 0:0:0:0:0:ffff:1033:435c
16.51.67.93 0:0:0:0:0:ffff:1033:435d
16.51.67.94 0:0:0:0:0:ffff:1033:435e
16.51.67.95 0:0:0:0:0:ffff:1033:435f
16.51.67.96 0:0:0:0:0:ffff:1033:4360
16.51.67.97 0:0:0:0:0:ffff:1033:4361
16.51.67.98 0:0:0:0:0:ffff:1033:4362
16.51.67.99 0:0:0:0:0:ffff:1033:4363
16.51.67.100 0:0:0:0:0:ffff:1033:4364
16.51.67.101 0:0:0:0:0:ffff:1033:4365
16.51.67.102 0:0:0:0:0:ffff:1033:4366
16.51.67.103 0:0:0:0:0:ffff:1033:4367
16.51.67.104 0:0:0:0:0:ffff:1033:4368
16.51.67.105 0:0:0:0:0:ffff:1033:4369
16.51.67.106 0:0:0:0:0:ffff:1033:436a
16.51.67.107 0:0:0:0:0:ffff:1033:436b
16.51.67.108 0:0:0:0:0:ffff:1033:436c
16.51.67.109 0:0:0:0:0:ffff:1033:436d
16.51.67.110 0:0:0:0:0:ffff:1033:436e
16.51.67.111 0:0:0:0:0:ffff:1033:436f
16.51.67.112 0:0:0:0:0:ffff:1033:4370
16.51.67.113 0:0:0:0:0:ffff:1033:4371
16.51.67.114 0:0:0:0:0:ffff:1033:4372
16.51.67.115 0:0:0:0:0:ffff:1033:4373
16.51.67.116 0:0:0:0:0:ffff:1033:4374
16.51.67.117 0:0:0:0:0:ffff:1033:4375
16.51.67.118 0:0:0:0:0:ffff:1033:4376
16.51.67.119 0:0:0:0:0:ffff:1033:4377
16.51.67.120 0:0:0:0:0:ffff:1033:4378


16.51.67.121 0:0:0:0:0:ffff:1033:4379
16.51.67.122 0:0:0:0:0:ffff:1033:437a
16.51.67.123 0:0:0:0:0:ffff:1033:437b
16.51.67.124 0:0:0:0:0:ffff:1033:437c
16.51.67.125 0:0:0:0:0:ffff:1033:437d
16.51.67.126 0:0:0:0:0:ffff:1033:437e
16.51.67.127 0:0:0:0:0:ffff:1033:437f
16.51.67.128 0:0:0:0:0:ffff:1033:4380
16.51.67.129 0:0:0:0:0:ffff:1033:4381
16.51.67.130 0:0:0:0:0:ffff:1033:4382
16.51.67.131 0:0:0:0:0:ffff:1033:4383
16.51.67.132 0:0:0:0:0:ffff:1033:4384
16.51.67.133 0:0:0:0:0:ffff:1033:4385
16.51.67.134 0:0:0:0:0:ffff:1033:4386
16.51.67.135 0:0:0:0:0:ffff:1033:4387
16.51.67.136 0:0:0:0:0:ffff:1033:4388
16.51.67.137 0:0:0:0:0:ffff:1033:4389
16.51.67.138 0:0:0:0:0:ffff:1033:438a
16.51.67.139 0:0:0:0:0:ffff:1033:438b
16.51.67.140 0:0:0:0:0:ffff:1033:438c
16.51.67.141 0:0:0:0:0:ffff:1033:438d
16.51.67.142 0:0:0:0:0:ffff:1033:438e
16.51.67.143 0:0:0:0:0:ffff:1033:438f
16.51.67.144 0:0:0:0:0:ffff:1033:4390
16.51.67.145 0:0:0:0:0:ffff:1033:4391
16.51.67.146 0:0:0:0:0:ffff:1033:4392
16.51.67.147 0:0:0:0:0:ffff:1033:4393
16.51.67.148 0:0:0:0:0:ffff:1033:4394
16.51.67.149 0:0:0:0:0:ffff:1033:4395
16.51.67.150 0:0:0:0:0:ffff:1033:4396
16.51.67.151 0:0:0:0:0:ffff:1033:4397
16.51.67.152 0:0:0:0:0:ffff:1033:4398
16.51.67.153 0:0:0:0:0:ffff:1033:4399
16.51.67.154 0:0:0:0:0:ffff:1033:439a
16.51.67.155 0:0:0:0:0:ffff:1033:439b
16.51.67.156 0:0:0:0:0:ffff:1033:439c
16.51.67.157 0:0:0:0:0:ffff:1033:439d
16.51.67.158 0:0:0:0:0:ffff:1033:439e
16.51.67.159 0:0:0:0:0:ffff:1033:439f
16.51.67.160 0:0:0:0:0:ffff:1033:43a0
16.51.67.161 0:0:0:0:0:ffff:1033:43a1
16.51.67.162 0:0:0:0:0:ffff:1033:43a2
16.51.67.163 0:0:0:0:0:ffff:1033:43a3
16.51.67.164 0:0:0:0:0:ffff:1033:43a4
16.51.67.165 0:0:0:0:0:ffff:1033:43a5
16.51.67.166 0:0:0:0:0:ffff:1033:43a6
16.51.67.167 0:0:0:0:0:ffff:1033:43a7
16.51.67.168 0:0:0:0:0:ffff:1033:43a8
16.51.67.169 0:0:0:0:0:ffff:1033:43a9
16.51.67.170 0:0:0:0:0:ffff:1033:43aa
16.51.67.171 0:0:0:0:0:ffff:1033:43ab
16.51.67.172 0:0:0:0:0:ffff:1033:43ac
16.51.67.173 0:0:0:0:0:ffff:1033:43ad
16.51.67.174 0:0:0:0:0:ffff:1033:43ae
16.51.67.175 0:0:0:0:0:ffff:1033:43af
16.51.67.176 0:0:0:0:0:ffff:1033:43b0
16.51.67.177 0:0:0:0:0:ffff:1033:43b1
16.51.67.178 0:0:0:0:0:ffff:1033:43b2
16.51.67.179 0:0:0:0:0:ffff:1033:43b3
16.51.67.180 0:0:0:0:0:ffff:1033:43b4


16.51.67.181 0:0:0:0:0:ffff:1033:43b5
16.51.67.182 0:0:0:0:0:ffff:1033:43b6
16.51.67.183 0:0:0:0:0:ffff:1033:43b7
16.51.67.184 0:0:0:0:0:ffff:1033:43b8
16.51.67.185 0:0:0:0:0:ffff:1033:43b9
16.51.67.186 0:0:0:0:0:ffff:1033:43ba
16.51.67.187 0:0:0:0:0:ffff:1033:43bb
16.51.67.188 0:0:0:0:0:ffff:1033:43bc
16.51.67.189 0:0:0:0:0:ffff:1033:43bd
16.51.67.190 0:0:0:0:0:ffff:1033:43be
16.51.67.191 0:0:0:0:0:ffff:1033:43bf
16.51.67.192 0:0:0:0:0:ffff:1033:43c0
16.51.67.193 0:0:0:0:0:ffff:1033:43c1
16.51.67.194 0:0:0:0:0:ffff:1033:43c2
16.51.67.195 0:0:0:0:0:ffff:1033:43c3
16.51.67.196 0:0:0:0:0:ffff:1033:43c4
16.51.67.197 0:0:0:0:0:ffff:1033:43c5
16.51.67.198 0:0:0:0:0:ffff:1033:43c6
16.51.67.199 0:0:0:0:0:ffff:1033:43c7
16.51.67.200 0:0:0:0:0:ffff:1033:43c8
16.51.67.201 0:0:0:0:0:ffff:1033:43c9
16.51.67.202 0:0:0:0:0:ffff:1033:43ca
16.51.67.203 0:0:0:0:0:ffff:1033:43cb
16.51.67.204 0:0:0:0:0:ffff:1033:43cc
16.51.67.205 0:0:0:0:0:ffff:1033:43cd
16.51.67.206 0:0:0:0:0:ffff:1033:43ce
16.51.67.207 0:0:0:0:0:ffff:1033:43cf
16.51.67.208 0:0:0:0:0:ffff:1033:43d0
16.51.67.209 0:0:0:0:0:ffff:1033:43d1
16.51.67.210 0:0:0:0:0:ffff:1033:43d2
16.51.67.211 0:0:0:0:0:ffff:1033:43d3
16.51.67.212 0:0:0:0:0:ffff:1033:43d4
16.51.67.213 0:0:0:0:0:ffff:1033:43d5
16.51.67.214 0:0:0:0:0:ffff:1033:43d6
16.51.67.215 0:0:0:0:0:ffff:1033:43d7
16.51.67.216 0:0:0:0:0:ffff:1033:43d8
16.51.67.217 0:0:0:0:0:ffff:1033:43d9
16.51.67.218 0:0:0:0:0:ffff:1033:43da
16.51.67.219 0:0:0:0:0:ffff:1033:43db
16.51.67.220 0:0:0:0:0:ffff:1033:43dc
16.51.67.221 0:0:0:0:0:ffff:1033:43dd
16.51.67.222 0:0:0:0:0:ffff:1033:43de
16.51.67.223 0:0:0:0:0:ffff:1033:43df
16.51.67.224 0:0:0:0:0:ffff:1033:43e0
16.51.67.225 0:0:0:0:0:ffff:1033:43e1
16.51.67.226 0:0:0:0:0:ffff:1033:43e2
16.51.67.227 0:0:0:0:0:ffff:1033:43e3
16.51.67.228 0:0:0:0:0:ffff:1033:43e4
16.51.67.229 0:0:0:0:0:ffff:1033:43e5
16.51.67.230 0:0:0:0:0:ffff:1033:43e6
16.51.67.231 0:0:0:0:0:ffff:1033:43e7
16.51.67.232 0:0:0:0:0:ffff:1033:43e8
16.51.67.233 0:0:0:0:0:ffff:1033:43e9
16.51.67.234 0:0:0:0:0:ffff:1033:43ea
16.51.67.235 0:0:0:0:0:ffff:1033:43eb
16.51.67.236 0:0:0:0:0:ffff:1033:43ec
16.51.67.237 0:0:0:0:0:ffff:1033:43ed
16.51.67.238 0:0:0:0:0:ffff:1033:43ee
16.51.67.239 0:0:0:0:0:ffff:1033:43ef
16.51.67.240 0:0:0:0:0:ffff:1033:43f0
16.51.67.241 0:0:0:0:0:ffff:1033:43f1
16.51.67.242 0:0:0:0:0:ffff:1033:43f2
16.51.67.243 0:0:0:0:0:ffff:1033:43f3
16.51.67.244 0:0:0:0:0:ffff:1033:43f4
16.51.67.245 0:0:0:0:0:ffff:1033:43f5
16.51.67.246 0:0:0:0:0:ffff:1033:43f6
16.51.67.247 0:0:0:0:0:ffff:1033:43f7
16.51.67.248 0:0:0:0:0:ffff:1033:43f8
16.51.67.249 0:0:0:0:0:ffff:1033:43f9
16.51.67.250 0:0:0:0:0:ffff:1033:43fa
16.51.67.251 0:0:0:0:0:ffff:1033:43fb
16.51.67.252 0:0:0:0:0:ffff:1033:43fc
16.51.67.253 0:0:0:0:0:ffff:1033:43fd
16.51.67.254 0:0:0:0:0:ffff:1033:43fe
16.51.67.255 0:0:0:0:0:ffff:1033:43ff


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.