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
27.7.100.1 0:0:0:0:0:ffff:1b07:6401
27.7.100.2 0:0:0:0:0:ffff:1b07:6402
27.7.100.3 0:0:0:0:0:ffff:1b07:6403
27.7.100.4 0:0:0:0:0:ffff:1b07:6404
27.7.100.5 0:0:0:0:0:ffff:1b07:6405
27.7.100.6 0:0:0:0:0:ffff:1b07:6406
27.7.100.7 0:0:0:0:0:ffff:1b07:6407
27.7.100.8 0:0:0:0:0:ffff:1b07:6408
27.7.100.9 0:0:0:0:0:ffff:1b07:6409
27.7.100.10 0:0:0:0:0:ffff:1b07:640a
27.7.100.11 0:0:0:0:0:ffff:1b07:640b
27.7.100.12 0:0:0:0:0:ffff:1b07:640c
27.7.100.13 0:0:0:0:0:ffff:1b07:640d
27.7.100.14 0:0:0:0:0:ffff:1b07:640e
27.7.100.15 0:0:0:0:0:ffff:1b07:640f
27.7.100.16 0:0:0:0:0:ffff:1b07:6410
27.7.100.17 0:0:0:0:0:ffff:1b07:6411
27.7.100.18 0:0:0:0:0:ffff:1b07:6412
27.7.100.19 0:0:0:0:0:ffff:1b07:6413
27.7.100.20 0:0:0:0:0:ffff:1b07:6414
27.7.100.21 0:0:0:0:0:ffff:1b07:6415
27.7.100.22 0:0:0:0:0:ffff:1b07:6416
27.7.100.23 0:0:0:0:0:ffff:1b07:6417
27.7.100.24 0:0:0:0:0:ffff:1b07:6418
27.7.100.25 0:0:0:0:0:ffff:1b07:6419
27.7.100.26 0:0:0:0:0:ffff:1b07:641a
27.7.100.27 0:0:0:0:0:ffff:1b07:641b
27.7.100.28 0:0:0:0:0:ffff:1b07:641c
27.7.100.29 0:0:0:0:0:ffff:1b07:641d
27.7.100.30 0:0:0:0:0:ffff:1b07:641e
27.7.100.31 0:0:0:0:0:ffff:1b07:641f
27.7.100.32 0:0:0:0:0:ffff:1b07:6420
27.7.100.33 0:0:0:0:0:ffff:1b07:6421
27.7.100.34 0:0:0:0:0:ffff:1b07:6422
27.7.100.35 0:0:0:0:0:ffff:1b07:6423
27.7.100.36 0:0:0:0:0:ffff:1b07:6424
27.7.100.37 0:0:0:0:0:ffff:1b07:6425
27.7.100.38 0:0:0:0:0:ffff:1b07:6426
27.7.100.39 0:0:0:0:0:ffff:1b07:6427
27.7.100.40 0:0:0:0:0:ffff:1b07:6428
27.7.100.41 0:0:0:0:0:ffff:1b07:6429
27.7.100.42 0:0:0:0:0:ffff:1b07:642a
27.7.100.43 0:0:0:0:0:ffff:1b07:642b
27.7.100.44 0:0:0:0:0:ffff:1b07:642c
27.7.100.45 0:0:0:0:0:ffff:1b07:642d
27.7.100.46 0:0:0:0:0:ffff:1b07:642e
27.7.100.47 0:0:0:0:0:ffff:1b07:642f
27.7.100.48 0:0:0:0:0:ffff:1b07:6430
27.7.100.49 0:0:0:0:0:ffff:1b07:6431
27.7.100.50 0:0:0:0:0:ffff:1b07:6432
27.7.100.51 0:0:0:0:0:ffff:1b07:6433
27.7.100.52 0:0:0:0:0:ffff:1b07:6434
27.7.100.53 0:0:0:0:0:ffff:1b07:6435
27.7.100.54 0:0:0:0:0:ffff:1b07:6436
27.7.100.55 0:0:0:0:0:ffff:1b07:6437
27.7.100.56 0:0:0:0:0:ffff:1b07:6438
27.7.100.57 0:0:0:0:0:ffff:1b07:6439
27.7.100.58 0:0:0:0:0:ffff:1b07:643a
27.7.100.59 0:0:0:0:0:ffff:1b07:643b
27.7.100.60 0:0:0:0:0:ffff:1b07:643c


27.7.100.61 0:0:0:0:0:ffff:1b07:643d
27.7.100.62 0:0:0:0:0:ffff:1b07:643e
27.7.100.63 0:0:0:0:0:ffff:1b07:643f
27.7.100.64 0:0:0:0:0:ffff:1b07:6440
27.7.100.65 0:0:0:0:0:ffff:1b07:6441
27.7.100.66 0:0:0:0:0:ffff:1b07:6442
27.7.100.67 0:0:0:0:0:ffff:1b07:6443
27.7.100.68 0:0:0:0:0:ffff:1b07:6444
27.7.100.69 0:0:0:0:0:ffff:1b07:6445
27.7.100.70 0:0:0:0:0:ffff:1b07:6446
27.7.100.71 0:0:0:0:0:ffff:1b07:6447
27.7.100.72 0:0:0:0:0:ffff:1b07:6448
27.7.100.73 0:0:0:0:0:ffff:1b07:6449
27.7.100.74 0:0:0:0:0:ffff:1b07:644a
27.7.100.75 0:0:0:0:0:ffff:1b07:644b
27.7.100.76 0:0:0:0:0:ffff:1b07:644c
27.7.100.77 0:0:0:0:0:ffff:1b07:644d
27.7.100.78 0:0:0:0:0:ffff:1b07:644e
27.7.100.79 0:0:0:0:0:ffff:1b07:644f
27.7.100.80 0:0:0:0:0:ffff:1b07:6450
27.7.100.81 0:0:0:0:0:ffff:1b07:6451
27.7.100.82 0:0:0:0:0:ffff:1b07:6452
27.7.100.83 0:0:0:0:0:ffff:1b07:6453
27.7.100.84 0:0:0:0:0:ffff:1b07:6454
27.7.100.85 0:0:0:0:0:ffff:1b07:6455
27.7.100.86 0:0:0:0:0:ffff:1b07:6456
27.7.100.87 0:0:0:0:0:ffff:1b07:6457
27.7.100.88 0:0:0:0:0:ffff:1b07:6458
27.7.100.89 0:0:0:0:0:ffff:1b07:6459
27.7.100.90 0:0:0:0:0:ffff:1b07:645a
27.7.100.91 0:0:0:0:0:ffff:1b07:645b
27.7.100.92 0:0:0:0:0:ffff:1b07:645c
27.7.100.93 0:0:0:0:0:ffff:1b07:645d
27.7.100.94 0:0:0:0:0:ffff:1b07:645e
27.7.100.95 0:0:0:0:0:ffff:1b07:645f
27.7.100.96 0:0:0:0:0:ffff:1b07:6460
27.7.100.97 0:0:0:0:0:ffff:1b07:6461
27.7.100.98 0:0:0:0:0:ffff:1b07:6462
27.7.100.99 0:0:0:0:0:ffff:1b07:6463
27.7.100.100 0:0:0:0:0:ffff:1b07:6464
27.7.100.101 0:0:0:0:0:ffff:1b07:6465
27.7.100.102 0:0:0:0:0:ffff:1b07:6466
27.7.100.103 0:0:0:0:0:ffff:1b07:6467
27.7.100.104 0:0:0:0:0:ffff:1b07:6468
27.7.100.105 0:0:0:0:0:ffff:1b07:6469
27.7.100.106 0:0:0:0:0:ffff:1b07:646a
27.7.100.107 0:0:0:0:0:ffff:1b07:646b
27.7.100.108 0:0:0:0:0:ffff:1b07:646c
27.7.100.109 0:0:0:0:0:ffff:1b07:646d
27.7.100.110 0:0:0:0:0:ffff:1b07:646e
27.7.100.111 0:0:0:0:0:ffff:1b07:646f
27.7.100.112 0:0:0:0:0:ffff:1b07:6470
27.7.100.113 0:0:0:0:0:ffff:1b07:6471
27.7.100.114 0:0:0:0:0:ffff:1b07:6472
27.7.100.115 0:0:0:0:0:ffff:1b07:6473
27.7.100.116 0:0:0:0:0:ffff:1b07:6474
27.7.100.117 0:0:0:0:0:ffff:1b07:6475
27.7.100.118 0:0:0:0:0:ffff:1b07:6476
27.7.100.119 0:0:0:0:0:ffff:1b07:6477
27.7.100.120 0:0:0:0:0:ffff:1b07:6478


27.7.100.121 0:0:0:0:0:ffff:1b07:6479
27.7.100.122 0:0:0:0:0:ffff:1b07:647a
27.7.100.123 0:0:0:0:0:ffff:1b07:647b
27.7.100.124 0:0:0:0:0:ffff:1b07:647c
27.7.100.125 0:0:0:0:0:ffff:1b07:647d
27.7.100.126 0:0:0:0:0:ffff:1b07:647e
27.7.100.127 0:0:0:0:0:ffff:1b07:647f
27.7.100.128 0:0:0:0:0:ffff:1b07:6480
27.7.100.129 0:0:0:0:0:ffff:1b07:6481
27.7.100.130 0:0:0:0:0:ffff:1b07:6482
27.7.100.131 0:0:0:0:0:ffff:1b07:6483
27.7.100.132 0:0:0:0:0:ffff:1b07:6484
27.7.100.133 0:0:0:0:0:ffff:1b07:6485
27.7.100.134 0:0:0:0:0:ffff:1b07:6486
27.7.100.135 0:0:0:0:0:ffff:1b07:6487
27.7.100.136 0:0:0:0:0:ffff:1b07:6488
27.7.100.137 0:0:0:0:0:ffff:1b07:6489
27.7.100.138 0:0:0:0:0:ffff:1b07:648a
27.7.100.139 0:0:0:0:0:ffff:1b07:648b
27.7.100.140 0:0:0:0:0:ffff:1b07:648c
27.7.100.141 0:0:0:0:0:ffff:1b07:648d
27.7.100.142 0:0:0:0:0:ffff:1b07:648e
27.7.100.143 0:0:0:0:0:ffff:1b07:648f
27.7.100.144 0:0:0:0:0:ffff:1b07:6490
27.7.100.145 0:0:0:0:0:ffff:1b07:6491
27.7.100.146 0:0:0:0:0:ffff:1b07:6492
27.7.100.147 0:0:0:0:0:ffff:1b07:6493
27.7.100.148 0:0:0:0:0:ffff:1b07:6494
27.7.100.149 0:0:0:0:0:ffff:1b07:6495
27.7.100.150 0:0:0:0:0:ffff:1b07:6496
27.7.100.151 0:0:0:0:0:ffff:1b07:6497
27.7.100.152 0:0:0:0:0:ffff:1b07:6498
27.7.100.153 0:0:0:0:0:ffff:1b07:6499
27.7.100.154 0:0:0:0:0:ffff:1b07:649a
27.7.100.155 0:0:0:0:0:ffff:1b07:649b
27.7.100.156 0:0:0:0:0:ffff:1b07:649c
27.7.100.157 0:0:0:0:0:ffff:1b07:649d
27.7.100.158 0:0:0:0:0:ffff:1b07:649e
27.7.100.159 0:0:0:0:0:ffff:1b07:649f
27.7.100.160 0:0:0:0:0:ffff:1b07:64a0
27.7.100.161 0:0:0:0:0:ffff:1b07:64a1
27.7.100.162 0:0:0:0:0:ffff:1b07:64a2
27.7.100.163 0:0:0:0:0:ffff:1b07:64a3
27.7.100.164 0:0:0:0:0:ffff:1b07:64a4
27.7.100.165 0:0:0:0:0:ffff:1b07:64a5
27.7.100.166 0:0:0:0:0:ffff:1b07:64a6
27.7.100.167 0:0:0:0:0:ffff:1b07:64a7
27.7.100.168 0:0:0:0:0:ffff:1b07:64a8
27.7.100.169 0:0:0:0:0:ffff:1b07:64a9
27.7.100.170 0:0:0:0:0:ffff:1b07:64aa
27.7.100.171 0:0:0:0:0:ffff:1b07:64ab
27.7.100.172 0:0:0:0:0:ffff:1b07:64ac
27.7.100.173 0:0:0:0:0:ffff:1b07:64ad
27.7.100.174 0:0:0:0:0:ffff:1b07:64ae
27.7.100.175 0:0:0:0:0:ffff:1b07:64af
27.7.100.176 0:0:0:0:0:ffff:1b07:64b0
27.7.100.177 0:0:0:0:0:ffff:1b07:64b1
27.7.100.178 0:0:0:0:0:ffff:1b07:64b2
27.7.100.179 0:0:0:0:0:ffff:1b07:64b3
27.7.100.180 0:0:0:0:0:ffff:1b07:64b4


27.7.100.181 0:0:0:0:0:ffff:1b07:64b5
27.7.100.182 0:0:0:0:0:ffff:1b07:64b6
27.7.100.183 0:0:0:0:0:ffff:1b07:64b7
27.7.100.184 0:0:0:0:0:ffff:1b07:64b8
27.7.100.185 0:0:0:0:0:ffff:1b07:64b9
27.7.100.186 0:0:0:0:0:ffff:1b07:64ba
27.7.100.187 0:0:0:0:0:ffff:1b07:64bb
27.7.100.188 0:0:0:0:0:ffff:1b07:64bc
27.7.100.189 0:0:0:0:0:ffff:1b07:64bd
27.7.100.190 0:0:0:0:0:ffff:1b07:64be
27.7.100.191 0:0:0:0:0:ffff:1b07:64bf
27.7.100.192 0:0:0:0:0:ffff:1b07:64c0
27.7.100.193 0:0:0:0:0:ffff:1b07:64c1
27.7.100.194 0:0:0:0:0:ffff:1b07:64c2
27.7.100.195 0:0:0:0:0:ffff:1b07:64c3
27.7.100.196 0:0:0:0:0:ffff:1b07:64c4
27.7.100.197 0:0:0:0:0:ffff:1b07:64c5
27.7.100.198 0:0:0:0:0:ffff:1b07:64c6
27.7.100.199 0:0:0:0:0:ffff:1b07:64c7
27.7.100.200 0:0:0:0:0:ffff:1b07:64c8
27.7.100.201 0:0:0:0:0:ffff:1b07:64c9
27.7.100.202 0:0:0:0:0:ffff:1b07:64ca
27.7.100.203 0:0:0:0:0:ffff:1b07:64cb
27.7.100.204 0:0:0:0:0:ffff:1b07:64cc
27.7.100.205 0:0:0:0:0:ffff:1b07:64cd
27.7.100.206 0:0:0:0:0:ffff:1b07:64ce
27.7.100.207 0:0:0:0:0:ffff:1b07:64cf
27.7.100.208 0:0:0:0:0:ffff:1b07:64d0
27.7.100.209 0:0:0:0:0:ffff:1b07:64d1
27.7.100.210 0:0:0:0:0:ffff:1b07:64d2
27.7.100.211 0:0:0:0:0:ffff:1b07:64d3
27.7.100.212 0:0:0:0:0:ffff:1b07:64d4
27.7.100.213 0:0:0:0:0:ffff:1b07:64d5
27.7.100.214 0:0:0:0:0:ffff:1b07:64d6
27.7.100.215 0:0:0:0:0:ffff:1b07:64d7
27.7.100.216 0:0:0:0:0:ffff:1b07:64d8
27.7.100.217 0:0:0:0:0:ffff:1b07:64d9
27.7.100.218 0:0:0:0:0:ffff:1b07:64da
27.7.100.219 0:0:0:0:0:ffff:1b07:64db
27.7.100.220 0:0:0:0:0:ffff:1b07:64dc
27.7.100.221 0:0:0:0:0:ffff:1b07:64dd
27.7.100.222 0:0:0:0:0:ffff:1b07:64de
27.7.100.223 0:0:0:0:0:ffff:1b07:64df
27.7.100.224 0:0:0:0:0:ffff:1b07:64e0
27.7.100.225 0:0:0:0:0:ffff:1b07:64e1
27.7.100.226 0:0:0:0:0:ffff:1b07:64e2
27.7.100.227 0:0:0:0:0:ffff:1b07:64e3
27.7.100.228 0:0:0:0:0:ffff:1b07:64e4
27.7.100.229 0:0:0:0:0:ffff:1b07:64e5
27.7.100.230 0:0:0:0:0:ffff:1b07:64e6
27.7.100.231 0:0:0:0:0:ffff:1b07:64e7
27.7.100.232 0:0:0:0:0:ffff:1b07:64e8
27.7.100.233 0:0:0:0:0:ffff:1b07:64e9
27.7.100.234 0:0:0:0:0:ffff:1b07:64ea
27.7.100.235 0:0:0:0:0:ffff:1b07:64eb
27.7.100.236 0:0:0:0:0:ffff:1b07:64ec
27.7.100.237 0:0:0:0:0:ffff:1b07:64ed
27.7.100.238 0:0:0:0:0:ffff:1b07:64ee
27.7.100.239 0:0:0:0:0:ffff:1b07:64ef
27.7.100.240 0:0:0:0:0:ffff:1b07:64f0
27.7.100.241 0:0:0:0:0:ffff:1b07:64f1
27.7.100.242 0:0:0:0:0:ffff:1b07:64f2
27.7.100.243 0:0:0:0:0:ffff:1b07:64f3
27.7.100.244 0:0:0:0:0:ffff:1b07:64f4
27.7.100.245 0:0:0:0:0:ffff:1b07:64f5
27.7.100.246 0:0:0:0:0:ffff:1b07:64f6
27.7.100.247 0:0:0:0:0:ffff:1b07:64f7
27.7.100.248 0:0:0:0:0:ffff:1b07:64f8
27.7.100.249 0:0:0:0:0:ffff:1b07:64f9
27.7.100.250 0:0:0:0:0:ffff:1b07:64fa
27.7.100.251 0:0:0:0:0:ffff:1b07:64fb
27.7.100.252 0:0:0:0:0:ffff:1b07:64fc
27.7.100.253 0:0:0:0:0:ffff:1b07:64fd
27.7.100.254 0:0:0:0:0:ffff:1b07:64fe
27.7.100.255 0:0:0:0:0:ffff:1b07:64ff


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.