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
2.139.100.1 0:0:0:0:0:ffff:28b:6401
2.139.100.2 0:0:0:0:0:ffff:28b:6402
2.139.100.3 0:0:0:0:0:ffff:28b:6403
2.139.100.4 0:0:0:0:0:ffff:28b:6404
2.139.100.5 0:0:0:0:0:ffff:28b:6405
2.139.100.6 0:0:0:0:0:ffff:28b:6406
2.139.100.7 0:0:0:0:0:ffff:28b:6407
2.139.100.8 0:0:0:0:0:ffff:28b:6408
2.139.100.9 0:0:0:0:0:ffff:28b:6409
2.139.100.10 0:0:0:0:0:ffff:28b:640a
2.139.100.11 0:0:0:0:0:ffff:28b:640b
2.139.100.12 0:0:0:0:0:ffff:28b:640c
2.139.100.13 0:0:0:0:0:ffff:28b:640d
2.139.100.14 0:0:0:0:0:ffff:28b:640e
2.139.100.15 0:0:0:0:0:ffff:28b:640f
2.139.100.16 0:0:0:0:0:ffff:28b:6410
2.139.100.17 0:0:0:0:0:ffff:28b:6411
2.139.100.18 0:0:0:0:0:ffff:28b:6412
2.139.100.19 0:0:0:0:0:ffff:28b:6413
2.139.100.20 0:0:0:0:0:ffff:28b:6414
2.139.100.21 0:0:0:0:0:ffff:28b:6415
2.139.100.22 0:0:0:0:0:ffff:28b:6416
2.139.100.23 0:0:0:0:0:ffff:28b:6417
2.139.100.24 0:0:0:0:0:ffff:28b:6418
2.139.100.25 0:0:0:0:0:ffff:28b:6419
2.139.100.26 0:0:0:0:0:ffff:28b:641a
2.139.100.27 0:0:0:0:0:ffff:28b:641b
2.139.100.28 0:0:0:0:0:ffff:28b:641c
2.139.100.29 0:0:0:0:0:ffff:28b:641d
2.139.100.30 0:0:0:0:0:ffff:28b:641e
2.139.100.31 0:0:0:0:0:ffff:28b:641f
2.139.100.32 0:0:0:0:0:ffff:28b:6420
2.139.100.33 0:0:0:0:0:ffff:28b:6421
2.139.100.34 0:0:0:0:0:ffff:28b:6422
2.139.100.35 0:0:0:0:0:ffff:28b:6423
2.139.100.36 0:0:0:0:0:ffff:28b:6424
2.139.100.37 0:0:0:0:0:ffff:28b:6425
2.139.100.38 0:0:0:0:0:ffff:28b:6426
2.139.100.39 0:0:0:0:0:ffff:28b:6427
2.139.100.40 0:0:0:0:0:ffff:28b:6428
2.139.100.41 0:0:0:0:0:ffff:28b:6429
2.139.100.42 0:0:0:0:0:ffff:28b:642a
2.139.100.43 0:0:0:0:0:ffff:28b:642b
2.139.100.44 0:0:0:0:0:ffff:28b:642c
2.139.100.45 0:0:0:0:0:ffff:28b:642d
2.139.100.46 0:0:0:0:0:ffff:28b:642e
2.139.100.47 0:0:0:0:0:ffff:28b:642f
2.139.100.48 0:0:0:0:0:ffff:28b:6430
2.139.100.49 0:0:0:0:0:ffff:28b:6431
2.139.100.50 0:0:0:0:0:ffff:28b:6432
2.139.100.51 0:0:0:0:0:ffff:28b:6433
2.139.100.52 0:0:0:0:0:ffff:28b:6434
2.139.100.53 0:0:0:0:0:ffff:28b:6435
2.139.100.54 0:0:0:0:0:ffff:28b:6436
2.139.100.55 0:0:0:0:0:ffff:28b:6437
2.139.100.56 0:0:0:0:0:ffff:28b:6438
2.139.100.57 0:0:0:0:0:ffff:28b:6439
2.139.100.58 0:0:0:0:0:ffff:28b:643a
2.139.100.59 0:0:0:0:0:ffff:28b:643b
2.139.100.60 0:0:0:0:0:ffff:28b:643c


2.139.100.61 0:0:0:0:0:ffff:28b:643d
2.139.100.62 0:0:0:0:0:ffff:28b:643e
2.139.100.63 0:0:0:0:0:ffff:28b:643f
2.139.100.64 0:0:0:0:0:ffff:28b:6440
2.139.100.65 0:0:0:0:0:ffff:28b:6441
2.139.100.66 0:0:0:0:0:ffff:28b:6442
2.139.100.67 0:0:0:0:0:ffff:28b:6443
2.139.100.68 0:0:0:0:0:ffff:28b:6444
2.139.100.69 0:0:0:0:0:ffff:28b:6445
2.139.100.70 0:0:0:0:0:ffff:28b:6446
2.139.100.71 0:0:0:0:0:ffff:28b:6447
2.139.100.72 0:0:0:0:0:ffff:28b:6448
2.139.100.73 0:0:0:0:0:ffff:28b:6449
2.139.100.74 0:0:0:0:0:ffff:28b:644a
2.139.100.75 0:0:0:0:0:ffff:28b:644b
2.139.100.76 0:0:0:0:0:ffff:28b:644c
2.139.100.77 0:0:0:0:0:ffff:28b:644d
2.139.100.78 0:0:0:0:0:ffff:28b:644e
2.139.100.79 0:0:0:0:0:ffff:28b:644f
2.139.100.80 0:0:0:0:0:ffff:28b:6450
2.139.100.81 0:0:0:0:0:ffff:28b:6451
2.139.100.82 0:0:0:0:0:ffff:28b:6452
2.139.100.83 0:0:0:0:0:ffff:28b:6453
2.139.100.84 0:0:0:0:0:ffff:28b:6454
2.139.100.85 0:0:0:0:0:ffff:28b:6455
2.139.100.86 0:0:0:0:0:ffff:28b:6456
2.139.100.87 0:0:0:0:0:ffff:28b:6457
2.139.100.88 0:0:0:0:0:ffff:28b:6458
2.139.100.89 0:0:0:0:0:ffff:28b:6459
2.139.100.90 0:0:0:0:0:ffff:28b:645a
2.139.100.91 0:0:0:0:0:ffff:28b:645b
2.139.100.92 0:0:0:0:0:ffff:28b:645c
2.139.100.93 0:0:0:0:0:ffff:28b:645d
2.139.100.94 0:0:0:0:0:ffff:28b:645e
2.139.100.95 0:0:0:0:0:ffff:28b:645f
2.139.100.96 0:0:0:0:0:ffff:28b:6460
2.139.100.97 0:0:0:0:0:ffff:28b:6461
2.139.100.98 0:0:0:0:0:ffff:28b:6462
2.139.100.99 0:0:0:0:0:ffff:28b:6463
2.139.100.100 0:0:0:0:0:ffff:28b:6464
2.139.100.101 0:0:0:0:0:ffff:28b:6465
2.139.100.102 0:0:0:0:0:ffff:28b:6466
2.139.100.103 0:0:0:0:0:ffff:28b:6467
2.139.100.104 0:0:0:0:0:ffff:28b:6468
2.139.100.105 0:0:0:0:0:ffff:28b:6469
2.139.100.106 0:0:0:0:0:ffff:28b:646a
2.139.100.107 0:0:0:0:0:ffff:28b:646b
2.139.100.108 0:0:0:0:0:ffff:28b:646c
2.139.100.109 0:0:0:0:0:ffff:28b:646d
2.139.100.110 0:0:0:0:0:ffff:28b:646e
2.139.100.111 0:0:0:0:0:ffff:28b:646f
2.139.100.112 0:0:0:0:0:ffff:28b:6470
2.139.100.113 0:0:0:0:0:ffff:28b:6471
2.139.100.114 0:0:0:0:0:ffff:28b:6472
2.139.100.115 0:0:0:0:0:ffff:28b:6473
2.139.100.116 0:0:0:0:0:ffff:28b:6474
2.139.100.117 0:0:0:0:0:ffff:28b:6475
2.139.100.118 0:0:0:0:0:ffff:28b:6476
2.139.100.119 0:0:0:0:0:ffff:28b:6477
2.139.100.120 0:0:0:0:0:ffff:28b:6478


2.139.100.121 0:0:0:0:0:ffff:28b:6479
2.139.100.122 0:0:0:0:0:ffff:28b:647a
2.139.100.123 0:0:0:0:0:ffff:28b:647b
2.139.100.124 0:0:0:0:0:ffff:28b:647c
2.139.100.125 0:0:0:0:0:ffff:28b:647d
2.139.100.126 0:0:0:0:0:ffff:28b:647e
2.139.100.127 0:0:0:0:0:ffff:28b:647f
2.139.100.128 0:0:0:0:0:ffff:28b:6480
2.139.100.129 0:0:0:0:0:ffff:28b:6481
2.139.100.130 0:0:0:0:0:ffff:28b:6482
2.139.100.131 0:0:0:0:0:ffff:28b:6483
2.139.100.132 0:0:0:0:0:ffff:28b:6484
2.139.100.133 0:0:0:0:0:ffff:28b:6485
2.139.100.134 0:0:0:0:0:ffff:28b:6486
2.139.100.135 0:0:0:0:0:ffff:28b:6487
2.139.100.136 0:0:0:0:0:ffff:28b:6488
2.139.100.137 0:0:0:0:0:ffff:28b:6489
2.139.100.138 0:0:0:0:0:ffff:28b:648a
2.139.100.139 0:0:0:0:0:ffff:28b:648b
2.139.100.140 0:0:0:0:0:ffff:28b:648c
2.139.100.141 0:0:0:0:0:ffff:28b:648d
2.139.100.142 0:0:0:0:0:ffff:28b:648e
2.139.100.143 0:0:0:0:0:ffff:28b:648f
2.139.100.144 0:0:0:0:0:ffff:28b:6490
2.139.100.145 0:0:0:0:0:ffff:28b:6491
2.139.100.146 0:0:0:0:0:ffff:28b:6492
2.139.100.147 0:0:0:0:0:ffff:28b:6493
2.139.100.148 0:0:0:0:0:ffff:28b:6494
2.139.100.149 0:0:0:0:0:ffff:28b:6495
2.139.100.150 0:0:0:0:0:ffff:28b:6496
2.139.100.151 0:0:0:0:0:ffff:28b:6497
2.139.100.152 0:0:0:0:0:ffff:28b:6498
2.139.100.153 0:0:0:0:0:ffff:28b:6499
2.139.100.154 0:0:0:0:0:ffff:28b:649a
2.139.100.155 0:0:0:0:0:ffff:28b:649b
2.139.100.156 0:0:0:0:0:ffff:28b:649c
2.139.100.157 0:0:0:0:0:ffff:28b:649d
2.139.100.158 0:0:0:0:0:ffff:28b:649e
2.139.100.159 0:0:0:0:0:ffff:28b:649f
2.139.100.160 0:0:0:0:0:ffff:28b:64a0
2.139.100.161 0:0:0:0:0:ffff:28b:64a1
2.139.100.162 0:0:0:0:0:ffff:28b:64a2
2.139.100.163 0:0:0:0:0:ffff:28b:64a3
2.139.100.164 0:0:0:0:0:ffff:28b:64a4
2.139.100.165 0:0:0:0:0:ffff:28b:64a5
2.139.100.166 0:0:0:0:0:ffff:28b:64a6
2.139.100.167 0:0:0:0:0:ffff:28b:64a7
2.139.100.168 0:0:0:0:0:ffff:28b:64a8
2.139.100.169 0:0:0:0:0:ffff:28b:64a9
2.139.100.170 0:0:0:0:0:ffff:28b:64aa
2.139.100.171 0:0:0:0:0:ffff:28b:64ab
2.139.100.172 0:0:0:0:0:ffff:28b:64ac
2.139.100.173 0:0:0:0:0:ffff:28b:64ad
2.139.100.174 0:0:0:0:0:ffff:28b:64ae
2.139.100.175 0:0:0:0:0:ffff:28b:64af
2.139.100.176 0:0:0:0:0:ffff:28b:64b0
2.139.100.177 0:0:0:0:0:ffff:28b:64b1
2.139.100.178 0:0:0:0:0:ffff:28b:64b2
2.139.100.179 0:0:0:0:0:ffff:28b:64b3
2.139.100.180 0:0:0:0:0:ffff:28b:64b4


2.139.100.181 0:0:0:0:0:ffff:28b:64b5
2.139.100.182 0:0:0:0:0:ffff:28b:64b6
2.139.100.183 0:0:0:0:0:ffff:28b:64b7
2.139.100.184 0:0:0:0:0:ffff:28b:64b8
2.139.100.185 0:0:0:0:0:ffff:28b:64b9
2.139.100.186 0:0:0:0:0:ffff:28b:64ba
2.139.100.187 0:0:0:0:0:ffff:28b:64bb
2.139.100.188 0:0:0:0:0:ffff:28b:64bc
2.139.100.189 0:0:0:0:0:ffff:28b:64bd
2.139.100.190 0:0:0:0:0:ffff:28b:64be
2.139.100.191 0:0:0:0:0:ffff:28b:64bf
2.139.100.192 0:0:0:0:0:ffff:28b:64c0
2.139.100.193 0:0:0:0:0:ffff:28b:64c1
2.139.100.194 0:0:0:0:0:ffff:28b:64c2
2.139.100.195 0:0:0:0:0:ffff:28b:64c3
2.139.100.196 0:0:0:0:0:ffff:28b:64c4
2.139.100.197 0:0:0:0:0:ffff:28b:64c5
2.139.100.198 0:0:0:0:0:ffff:28b:64c6
2.139.100.199 0:0:0:0:0:ffff:28b:64c7
2.139.100.200 0:0:0:0:0:ffff:28b:64c8
2.139.100.201 0:0:0:0:0:ffff:28b:64c9
2.139.100.202 0:0:0:0:0:ffff:28b:64ca
2.139.100.203 0:0:0:0:0:ffff:28b:64cb
2.139.100.204 0:0:0:0:0:ffff:28b:64cc
2.139.100.205 0:0:0:0:0:ffff:28b:64cd
2.139.100.206 0:0:0:0:0:ffff:28b:64ce
2.139.100.207 0:0:0:0:0:ffff:28b:64cf
2.139.100.208 0:0:0:0:0:ffff:28b:64d0
2.139.100.209 0:0:0:0:0:ffff:28b:64d1
2.139.100.210 0:0:0:0:0:ffff:28b:64d2
2.139.100.211 0:0:0:0:0:ffff:28b:64d3
2.139.100.212 0:0:0:0:0:ffff:28b:64d4
2.139.100.213 0:0:0:0:0:ffff:28b:64d5
2.139.100.214 0:0:0:0:0:ffff:28b:64d6
2.139.100.215 0:0:0:0:0:ffff:28b:64d7
2.139.100.216 0:0:0:0:0:ffff:28b:64d8
2.139.100.217 0:0:0:0:0:ffff:28b:64d9
2.139.100.218 0:0:0:0:0:ffff:28b:64da
2.139.100.219 0:0:0:0:0:ffff:28b:64db
2.139.100.220 0:0:0:0:0:ffff:28b:64dc
2.139.100.221 0:0:0:0:0:ffff:28b:64dd
2.139.100.222 0:0:0:0:0:ffff:28b:64de
2.139.100.223 0:0:0:0:0:ffff:28b:64df
2.139.100.224 0:0:0:0:0:ffff:28b:64e0
2.139.100.225 0:0:0:0:0:ffff:28b:64e1
2.139.100.226 0:0:0:0:0:ffff:28b:64e2
2.139.100.227 0:0:0:0:0:ffff:28b:64e3
2.139.100.228 0:0:0:0:0:ffff:28b:64e4
2.139.100.229 0:0:0:0:0:ffff:28b:64e5
2.139.100.230 0:0:0:0:0:ffff:28b:64e6
2.139.100.231 0:0:0:0:0:ffff:28b:64e7
2.139.100.232 0:0:0:0:0:ffff:28b:64e8
2.139.100.233 0:0:0:0:0:ffff:28b:64e9
2.139.100.234 0:0:0:0:0:ffff:28b:64ea
2.139.100.235 0:0:0:0:0:ffff:28b:64eb
2.139.100.236 0:0:0:0:0:ffff:28b:64ec
2.139.100.237 0:0:0:0:0:ffff:28b:64ed
2.139.100.238 0:0:0:0:0:ffff:28b:64ee
2.139.100.239 0:0:0:0:0:ffff:28b:64ef
2.139.100.240 0:0:0:0:0:ffff:28b:64f0
2.139.100.241 0:0:0:0:0:ffff:28b:64f1
2.139.100.242 0:0:0:0:0:ffff:28b:64f2
2.139.100.243 0:0:0:0:0:ffff:28b:64f3
2.139.100.244 0:0:0:0:0:ffff:28b:64f4
2.139.100.245 0:0:0:0:0:ffff:28b:64f5
2.139.100.246 0:0:0:0:0:ffff:28b:64f6
2.139.100.247 0:0:0:0:0:ffff:28b:64f7
2.139.100.248 0:0:0:0:0:ffff:28b:64f8
2.139.100.249 0:0:0:0:0:ffff:28b:64f9
2.139.100.250 0:0:0:0:0:ffff:28b:64fa
2.139.100.251 0:0:0:0:0:ffff:28b:64fb
2.139.100.252 0:0:0:0:0:ffff:28b:64fc
2.139.100.253 0:0:0:0:0:ffff:28b:64fd
2.139.100.254 0:0:0:0:0:ffff:28b:64fe
2.139.100.255 0:0:0:0:0:ffff:28b: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.