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
123.167.100.1 0:0:0:0:0:ffff:7ba7:6401
123.167.100.2 0:0:0:0:0:ffff:7ba7:6402
123.167.100.3 0:0:0:0:0:ffff:7ba7:6403
123.167.100.4 0:0:0:0:0:ffff:7ba7:6404
123.167.100.5 0:0:0:0:0:ffff:7ba7:6405
123.167.100.6 0:0:0:0:0:ffff:7ba7:6406
123.167.100.7 0:0:0:0:0:ffff:7ba7:6407
123.167.100.8 0:0:0:0:0:ffff:7ba7:6408
123.167.100.9 0:0:0:0:0:ffff:7ba7:6409
123.167.100.10 0:0:0:0:0:ffff:7ba7:640a
123.167.100.11 0:0:0:0:0:ffff:7ba7:640b
123.167.100.12 0:0:0:0:0:ffff:7ba7:640c
123.167.100.13 0:0:0:0:0:ffff:7ba7:640d
123.167.100.14 0:0:0:0:0:ffff:7ba7:640e
123.167.100.15 0:0:0:0:0:ffff:7ba7:640f
123.167.100.16 0:0:0:0:0:ffff:7ba7:6410
123.167.100.17 0:0:0:0:0:ffff:7ba7:6411
123.167.100.18 0:0:0:0:0:ffff:7ba7:6412
123.167.100.19 0:0:0:0:0:ffff:7ba7:6413
123.167.100.20 0:0:0:0:0:ffff:7ba7:6414
123.167.100.21 0:0:0:0:0:ffff:7ba7:6415
123.167.100.22 0:0:0:0:0:ffff:7ba7:6416
123.167.100.23 0:0:0:0:0:ffff:7ba7:6417
123.167.100.24 0:0:0:0:0:ffff:7ba7:6418
123.167.100.25 0:0:0:0:0:ffff:7ba7:6419
123.167.100.26 0:0:0:0:0:ffff:7ba7:641a
123.167.100.27 0:0:0:0:0:ffff:7ba7:641b
123.167.100.28 0:0:0:0:0:ffff:7ba7:641c
123.167.100.29 0:0:0:0:0:ffff:7ba7:641d
123.167.100.30 0:0:0:0:0:ffff:7ba7:641e
123.167.100.31 0:0:0:0:0:ffff:7ba7:641f
123.167.100.32 0:0:0:0:0:ffff:7ba7:6420
123.167.100.33 0:0:0:0:0:ffff:7ba7:6421
123.167.100.34 0:0:0:0:0:ffff:7ba7:6422
123.167.100.35 0:0:0:0:0:ffff:7ba7:6423
123.167.100.36 0:0:0:0:0:ffff:7ba7:6424
123.167.100.37 0:0:0:0:0:ffff:7ba7:6425
123.167.100.38 0:0:0:0:0:ffff:7ba7:6426
123.167.100.39 0:0:0:0:0:ffff:7ba7:6427
123.167.100.40 0:0:0:0:0:ffff:7ba7:6428
123.167.100.41 0:0:0:0:0:ffff:7ba7:6429
123.167.100.42 0:0:0:0:0:ffff:7ba7:642a
123.167.100.43 0:0:0:0:0:ffff:7ba7:642b
123.167.100.44 0:0:0:0:0:ffff:7ba7:642c
123.167.100.45 0:0:0:0:0:ffff:7ba7:642d
123.167.100.46 0:0:0:0:0:ffff:7ba7:642e
123.167.100.47 0:0:0:0:0:ffff:7ba7:642f
123.167.100.48 0:0:0:0:0:ffff:7ba7:6430
123.167.100.49 0:0:0:0:0:ffff:7ba7:6431
123.167.100.50 0:0:0:0:0:ffff:7ba7:6432
123.167.100.51 0:0:0:0:0:ffff:7ba7:6433
123.167.100.52 0:0:0:0:0:ffff:7ba7:6434
123.167.100.53 0:0:0:0:0:ffff:7ba7:6435
123.167.100.54 0:0:0:0:0:ffff:7ba7:6436
123.167.100.55 0:0:0:0:0:ffff:7ba7:6437
123.167.100.56 0:0:0:0:0:ffff:7ba7:6438
123.167.100.57 0:0:0:0:0:ffff:7ba7:6439
123.167.100.58 0:0:0:0:0:ffff:7ba7:643a
123.167.100.59 0:0:0:0:0:ffff:7ba7:643b
123.167.100.60 0:0:0:0:0:ffff:7ba7:643c


123.167.100.61 0:0:0:0:0:ffff:7ba7:643d
123.167.100.62 0:0:0:0:0:ffff:7ba7:643e
123.167.100.63 0:0:0:0:0:ffff:7ba7:643f
123.167.100.64 0:0:0:0:0:ffff:7ba7:6440
123.167.100.65 0:0:0:0:0:ffff:7ba7:6441
123.167.100.66 0:0:0:0:0:ffff:7ba7:6442
123.167.100.67 0:0:0:0:0:ffff:7ba7:6443
123.167.100.68 0:0:0:0:0:ffff:7ba7:6444
123.167.100.69 0:0:0:0:0:ffff:7ba7:6445
123.167.100.70 0:0:0:0:0:ffff:7ba7:6446
123.167.100.71 0:0:0:0:0:ffff:7ba7:6447
123.167.100.72 0:0:0:0:0:ffff:7ba7:6448
123.167.100.73 0:0:0:0:0:ffff:7ba7:6449
123.167.100.74 0:0:0:0:0:ffff:7ba7:644a
123.167.100.75 0:0:0:0:0:ffff:7ba7:644b
123.167.100.76 0:0:0:0:0:ffff:7ba7:644c
123.167.100.77 0:0:0:0:0:ffff:7ba7:644d
123.167.100.78 0:0:0:0:0:ffff:7ba7:644e
123.167.100.79 0:0:0:0:0:ffff:7ba7:644f
123.167.100.80 0:0:0:0:0:ffff:7ba7:6450
123.167.100.81 0:0:0:0:0:ffff:7ba7:6451
123.167.100.82 0:0:0:0:0:ffff:7ba7:6452
123.167.100.83 0:0:0:0:0:ffff:7ba7:6453
123.167.100.84 0:0:0:0:0:ffff:7ba7:6454
123.167.100.85 0:0:0:0:0:ffff:7ba7:6455
123.167.100.86 0:0:0:0:0:ffff:7ba7:6456
123.167.100.87 0:0:0:0:0:ffff:7ba7:6457
123.167.100.88 0:0:0:0:0:ffff:7ba7:6458
123.167.100.89 0:0:0:0:0:ffff:7ba7:6459
123.167.100.90 0:0:0:0:0:ffff:7ba7:645a
123.167.100.91 0:0:0:0:0:ffff:7ba7:645b
123.167.100.92 0:0:0:0:0:ffff:7ba7:645c
123.167.100.93 0:0:0:0:0:ffff:7ba7:645d
123.167.100.94 0:0:0:0:0:ffff:7ba7:645e
123.167.100.95 0:0:0:0:0:ffff:7ba7:645f
123.167.100.96 0:0:0:0:0:ffff:7ba7:6460
123.167.100.97 0:0:0:0:0:ffff:7ba7:6461
123.167.100.98 0:0:0:0:0:ffff:7ba7:6462
123.167.100.99 0:0:0:0:0:ffff:7ba7:6463
123.167.100.100 0:0:0:0:0:ffff:7ba7:6464
123.167.100.101 0:0:0:0:0:ffff:7ba7:6465
123.167.100.102 0:0:0:0:0:ffff:7ba7:6466
123.167.100.103 0:0:0:0:0:ffff:7ba7:6467
123.167.100.104 0:0:0:0:0:ffff:7ba7:6468
123.167.100.105 0:0:0:0:0:ffff:7ba7:6469
123.167.100.106 0:0:0:0:0:ffff:7ba7:646a
123.167.100.107 0:0:0:0:0:ffff:7ba7:646b
123.167.100.108 0:0:0:0:0:ffff:7ba7:646c
123.167.100.109 0:0:0:0:0:ffff:7ba7:646d
123.167.100.110 0:0:0:0:0:ffff:7ba7:646e
123.167.100.111 0:0:0:0:0:ffff:7ba7:646f
123.167.100.112 0:0:0:0:0:ffff:7ba7:6470
123.167.100.113 0:0:0:0:0:ffff:7ba7:6471
123.167.100.114 0:0:0:0:0:ffff:7ba7:6472
123.167.100.115 0:0:0:0:0:ffff:7ba7:6473
123.167.100.116 0:0:0:0:0:ffff:7ba7:6474
123.167.100.117 0:0:0:0:0:ffff:7ba7:6475
123.167.100.118 0:0:0:0:0:ffff:7ba7:6476
123.167.100.119 0:0:0:0:0:ffff:7ba7:6477
123.167.100.120 0:0:0:0:0:ffff:7ba7:6478


123.167.100.121 0:0:0:0:0:ffff:7ba7:6479
123.167.100.122 0:0:0:0:0:ffff:7ba7:647a
123.167.100.123 0:0:0:0:0:ffff:7ba7:647b
123.167.100.124 0:0:0:0:0:ffff:7ba7:647c
123.167.100.125 0:0:0:0:0:ffff:7ba7:647d
123.167.100.126 0:0:0:0:0:ffff:7ba7:647e
123.167.100.127 0:0:0:0:0:ffff:7ba7:647f
123.167.100.128 0:0:0:0:0:ffff:7ba7:6480
123.167.100.129 0:0:0:0:0:ffff:7ba7:6481
123.167.100.130 0:0:0:0:0:ffff:7ba7:6482
123.167.100.131 0:0:0:0:0:ffff:7ba7:6483
123.167.100.132 0:0:0:0:0:ffff:7ba7:6484
123.167.100.133 0:0:0:0:0:ffff:7ba7:6485
123.167.100.134 0:0:0:0:0:ffff:7ba7:6486
123.167.100.135 0:0:0:0:0:ffff:7ba7:6487
123.167.100.136 0:0:0:0:0:ffff:7ba7:6488
123.167.100.137 0:0:0:0:0:ffff:7ba7:6489
123.167.100.138 0:0:0:0:0:ffff:7ba7:648a
123.167.100.139 0:0:0:0:0:ffff:7ba7:648b
123.167.100.140 0:0:0:0:0:ffff:7ba7:648c
123.167.100.141 0:0:0:0:0:ffff:7ba7:648d
123.167.100.142 0:0:0:0:0:ffff:7ba7:648e
123.167.100.143 0:0:0:0:0:ffff:7ba7:648f
123.167.100.144 0:0:0:0:0:ffff:7ba7:6490
123.167.100.145 0:0:0:0:0:ffff:7ba7:6491
123.167.100.146 0:0:0:0:0:ffff:7ba7:6492
123.167.100.147 0:0:0:0:0:ffff:7ba7:6493
123.167.100.148 0:0:0:0:0:ffff:7ba7:6494
123.167.100.149 0:0:0:0:0:ffff:7ba7:6495
123.167.100.150 0:0:0:0:0:ffff:7ba7:6496
123.167.100.151 0:0:0:0:0:ffff:7ba7:6497
123.167.100.152 0:0:0:0:0:ffff:7ba7:6498
123.167.100.153 0:0:0:0:0:ffff:7ba7:6499
123.167.100.154 0:0:0:0:0:ffff:7ba7:649a
123.167.100.155 0:0:0:0:0:ffff:7ba7:649b
123.167.100.156 0:0:0:0:0:ffff:7ba7:649c
123.167.100.157 0:0:0:0:0:ffff:7ba7:649d
123.167.100.158 0:0:0:0:0:ffff:7ba7:649e
123.167.100.159 0:0:0:0:0:ffff:7ba7:649f
123.167.100.160 0:0:0:0:0:ffff:7ba7:64a0
123.167.100.161 0:0:0:0:0:ffff:7ba7:64a1
123.167.100.162 0:0:0:0:0:ffff:7ba7:64a2
123.167.100.163 0:0:0:0:0:ffff:7ba7:64a3
123.167.100.164 0:0:0:0:0:ffff:7ba7:64a4
123.167.100.165 0:0:0:0:0:ffff:7ba7:64a5
123.167.100.166 0:0:0:0:0:ffff:7ba7:64a6
123.167.100.167 0:0:0:0:0:ffff:7ba7:64a7
123.167.100.168 0:0:0:0:0:ffff:7ba7:64a8
123.167.100.169 0:0:0:0:0:ffff:7ba7:64a9
123.167.100.170 0:0:0:0:0:ffff:7ba7:64aa
123.167.100.171 0:0:0:0:0:ffff:7ba7:64ab
123.167.100.172 0:0:0:0:0:ffff:7ba7:64ac
123.167.100.173 0:0:0:0:0:ffff:7ba7:64ad
123.167.100.174 0:0:0:0:0:ffff:7ba7:64ae
123.167.100.175 0:0:0:0:0:ffff:7ba7:64af
123.167.100.176 0:0:0:0:0:ffff:7ba7:64b0
123.167.100.177 0:0:0:0:0:ffff:7ba7:64b1
123.167.100.178 0:0:0:0:0:ffff:7ba7:64b2
123.167.100.179 0:0:0:0:0:ffff:7ba7:64b3
123.167.100.180 0:0:0:0:0:ffff:7ba7:64b4


123.167.100.181 0:0:0:0:0:ffff:7ba7:64b5
123.167.100.182 0:0:0:0:0:ffff:7ba7:64b6
123.167.100.183 0:0:0:0:0:ffff:7ba7:64b7
123.167.100.184 0:0:0:0:0:ffff:7ba7:64b8
123.167.100.185 0:0:0:0:0:ffff:7ba7:64b9
123.167.100.186 0:0:0:0:0:ffff:7ba7:64ba
123.167.100.187 0:0:0:0:0:ffff:7ba7:64bb
123.167.100.188 0:0:0:0:0:ffff:7ba7:64bc
123.167.100.189 0:0:0:0:0:ffff:7ba7:64bd
123.167.100.190 0:0:0:0:0:ffff:7ba7:64be
123.167.100.191 0:0:0:0:0:ffff:7ba7:64bf
123.167.100.192 0:0:0:0:0:ffff:7ba7:64c0
123.167.100.193 0:0:0:0:0:ffff:7ba7:64c1
123.167.100.194 0:0:0:0:0:ffff:7ba7:64c2
123.167.100.195 0:0:0:0:0:ffff:7ba7:64c3
123.167.100.196 0:0:0:0:0:ffff:7ba7:64c4
123.167.100.197 0:0:0:0:0:ffff:7ba7:64c5
123.167.100.198 0:0:0:0:0:ffff:7ba7:64c6
123.167.100.199 0:0:0:0:0:ffff:7ba7:64c7
123.167.100.200 0:0:0:0:0:ffff:7ba7:64c8
123.167.100.201 0:0:0:0:0:ffff:7ba7:64c9
123.167.100.202 0:0:0:0:0:ffff:7ba7:64ca
123.167.100.203 0:0:0:0:0:ffff:7ba7:64cb
123.167.100.204 0:0:0:0:0:ffff:7ba7:64cc
123.167.100.205 0:0:0:0:0:ffff:7ba7:64cd
123.167.100.206 0:0:0:0:0:ffff:7ba7:64ce
123.167.100.207 0:0:0:0:0:ffff:7ba7:64cf
123.167.100.208 0:0:0:0:0:ffff:7ba7:64d0
123.167.100.209 0:0:0:0:0:ffff:7ba7:64d1
123.167.100.210 0:0:0:0:0:ffff:7ba7:64d2
123.167.100.211 0:0:0:0:0:ffff:7ba7:64d3
123.167.100.212 0:0:0:0:0:ffff:7ba7:64d4
123.167.100.213 0:0:0:0:0:ffff:7ba7:64d5
123.167.100.214 0:0:0:0:0:ffff:7ba7:64d6
123.167.100.215 0:0:0:0:0:ffff:7ba7:64d7
123.167.100.216 0:0:0:0:0:ffff:7ba7:64d8
123.167.100.217 0:0:0:0:0:ffff:7ba7:64d9
123.167.100.218 0:0:0:0:0:ffff:7ba7:64da
123.167.100.219 0:0:0:0:0:ffff:7ba7:64db
123.167.100.220 0:0:0:0:0:ffff:7ba7:64dc
123.167.100.221 0:0:0:0:0:ffff:7ba7:64dd
123.167.100.222 0:0:0:0:0:ffff:7ba7:64de
123.167.100.223 0:0:0:0:0:ffff:7ba7:64df
123.167.100.224 0:0:0:0:0:ffff:7ba7:64e0
123.167.100.225 0:0:0:0:0:ffff:7ba7:64e1
123.167.100.226 0:0:0:0:0:ffff:7ba7:64e2
123.167.100.227 0:0:0:0:0:ffff:7ba7:64e3
123.167.100.228 0:0:0:0:0:ffff:7ba7:64e4
123.167.100.229 0:0:0:0:0:ffff:7ba7:64e5
123.167.100.230 0:0:0:0:0:ffff:7ba7:64e6
123.167.100.231 0:0:0:0:0:ffff:7ba7:64e7
123.167.100.232 0:0:0:0:0:ffff:7ba7:64e8
123.167.100.233 0:0:0:0:0:ffff:7ba7:64e9
123.167.100.234 0:0:0:0:0:ffff:7ba7:64ea
123.167.100.235 0:0:0:0:0:ffff:7ba7:64eb
123.167.100.236 0:0:0:0:0:ffff:7ba7:64ec
123.167.100.237 0:0:0:0:0:ffff:7ba7:64ed
123.167.100.238 0:0:0:0:0:ffff:7ba7:64ee
123.167.100.239 0:0:0:0:0:ffff:7ba7:64ef
123.167.100.240 0:0:0:0:0:ffff:7ba7:64f0
123.167.100.241 0:0:0:0:0:ffff:7ba7:64f1
123.167.100.242 0:0:0:0:0:ffff:7ba7:64f2
123.167.100.243 0:0:0:0:0:ffff:7ba7:64f3
123.167.100.244 0:0:0:0:0:ffff:7ba7:64f4
123.167.100.245 0:0:0:0:0:ffff:7ba7:64f5
123.167.100.246 0:0:0:0:0:ffff:7ba7:64f6
123.167.100.247 0:0:0:0:0:ffff:7ba7:64f7
123.167.100.248 0:0:0:0:0:ffff:7ba7:64f8
123.167.100.249 0:0:0:0:0:ffff:7ba7:64f9
123.167.100.250 0:0:0:0:0:ffff:7ba7:64fa
123.167.100.251 0:0:0:0:0:ffff:7ba7:64fb
123.167.100.252 0:0:0:0:0:ffff:7ba7:64fc
123.167.100.253 0:0:0:0:0:ffff:7ba7:64fd
123.167.100.254 0:0:0:0:0:ffff:7ba7:64fe
123.167.100.255 0:0:0:0:0:ffff:7ba7:64ff


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.