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
6.251.100.1 0:0:0:0:0:ffff:6fb:6401
6.251.100.2 0:0:0:0:0:ffff:6fb:6402
6.251.100.3 0:0:0:0:0:ffff:6fb:6403
6.251.100.4 0:0:0:0:0:ffff:6fb:6404
6.251.100.5 0:0:0:0:0:ffff:6fb:6405
6.251.100.6 0:0:0:0:0:ffff:6fb:6406
6.251.100.7 0:0:0:0:0:ffff:6fb:6407
6.251.100.8 0:0:0:0:0:ffff:6fb:6408
6.251.100.9 0:0:0:0:0:ffff:6fb:6409
6.251.100.10 0:0:0:0:0:ffff:6fb:640a
6.251.100.11 0:0:0:0:0:ffff:6fb:640b
6.251.100.12 0:0:0:0:0:ffff:6fb:640c
6.251.100.13 0:0:0:0:0:ffff:6fb:640d
6.251.100.14 0:0:0:0:0:ffff:6fb:640e
6.251.100.15 0:0:0:0:0:ffff:6fb:640f
6.251.100.16 0:0:0:0:0:ffff:6fb:6410
6.251.100.17 0:0:0:0:0:ffff:6fb:6411
6.251.100.18 0:0:0:0:0:ffff:6fb:6412
6.251.100.19 0:0:0:0:0:ffff:6fb:6413
6.251.100.20 0:0:0:0:0:ffff:6fb:6414
6.251.100.21 0:0:0:0:0:ffff:6fb:6415
6.251.100.22 0:0:0:0:0:ffff:6fb:6416
6.251.100.23 0:0:0:0:0:ffff:6fb:6417
6.251.100.24 0:0:0:0:0:ffff:6fb:6418
6.251.100.25 0:0:0:0:0:ffff:6fb:6419
6.251.100.26 0:0:0:0:0:ffff:6fb:641a
6.251.100.27 0:0:0:0:0:ffff:6fb:641b
6.251.100.28 0:0:0:0:0:ffff:6fb:641c
6.251.100.29 0:0:0:0:0:ffff:6fb:641d
6.251.100.30 0:0:0:0:0:ffff:6fb:641e
6.251.100.31 0:0:0:0:0:ffff:6fb:641f
6.251.100.32 0:0:0:0:0:ffff:6fb:6420
6.251.100.33 0:0:0:0:0:ffff:6fb:6421
6.251.100.34 0:0:0:0:0:ffff:6fb:6422
6.251.100.35 0:0:0:0:0:ffff:6fb:6423
6.251.100.36 0:0:0:0:0:ffff:6fb:6424
6.251.100.37 0:0:0:0:0:ffff:6fb:6425
6.251.100.38 0:0:0:0:0:ffff:6fb:6426
6.251.100.39 0:0:0:0:0:ffff:6fb:6427
6.251.100.40 0:0:0:0:0:ffff:6fb:6428
6.251.100.41 0:0:0:0:0:ffff:6fb:6429
6.251.100.42 0:0:0:0:0:ffff:6fb:642a
6.251.100.43 0:0:0:0:0:ffff:6fb:642b
6.251.100.44 0:0:0:0:0:ffff:6fb:642c
6.251.100.45 0:0:0:0:0:ffff:6fb:642d
6.251.100.46 0:0:0:0:0:ffff:6fb:642e
6.251.100.47 0:0:0:0:0:ffff:6fb:642f
6.251.100.48 0:0:0:0:0:ffff:6fb:6430
6.251.100.49 0:0:0:0:0:ffff:6fb:6431
6.251.100.50 0:0:0:0:0:ffff:6fb:6432
6.251.100.51 0:0:0:0:0:ffff:6fb:6433
6.251.100.52 0:0:0:0:0:ffff:6fb:6434
6.251.100.53 0:0:0:0:0:ffff:6fb:6435
6.251.100.54 0:0:0:0:0:ffff:6fb:6436
6.251.100.55 0:0:0:0:0:ffff:6fb:6437
6.251.100.56 0:0:0:0:0:ffff:6fb:6438
6.251.100.57 0:0:0:0:0:ffff:6fb:6439
6.251.100.58 0:0:0:0:0:ffff:6fb:643a
6.251.100.59 0:0:0:0:0:ffff:6fb:643b
6.251.100.60 0:0:0:0:0:ffff:6fb:643c


6.251.100.61 0:0:0:0:0:ffff:6fb:643d
6.251.100.62 0:0:0:0:0:ffff:6fb:643e
6.251.100.63 0:0:0:0:0:ffff:6fb:643f
6.251.100.64 0:0:0:0:0:ffff:6fb:6440
6.251.100.65 0:0:0:0:0:ffff:6fb:6441
6.251.100.66 0:0:0:0:0:ffff:6fb:6442
6.251.100.67 0:0:0:0:0:ffff:6fb:6443
6.251.100.68 0:0:0:0:0:ffff:6fb:6444
6.251.100.69 0:0:0:0:0:ffff:6fb:6445
6.251.100.70 0:0:0:0:0:ffff:6fb:6446
6.251.100.71 0:0:0:0:0:ffff:6fb:6447
6.251.100.72 0:0:0:0:0:ffff:6fb:6448
6.251.100.73 0:0:0:0:0:ffff:6fb:6449
6.251.100.74 0:0:0:0:0:ffff:6fb:644a
6.251.100.75 0:0:0:0:0:ffff:6fb:644b
6.251.100.76 0:0:0:0:0:ffff:6fb:644c
6.251.100.77 0:0:0:0:0:ffff:6fb:644d
6.251.100.78 0:0:0:0:0:ffff:6fb:644e
6.251.100.79 0:0:0:0:0:ffff:6fb:644f
6.251.100.80 0:0:0:0:0:ffff:6fb:6450
6.251.100.81 0:0:0:0:0:ffff:6fb:6451
6.251.100.82 0:0:0:0:0:ffff:6fb:6452
6.251.100.83 0:0:0:0:0:ffff:6fb:6453
6.251.100.84 0:0:0:0:0:ffff:6fb:6454
6.251.100.85 0:0:0:0:0:ffff:6fb:6455
6.251.100.86 0:0:0:0:0:ffff:6fb:6456
6.251.100.87 0:0:0:0:0:ffff:6fb:6457
6.251.100.88 0:0:0:0:0:ffff:6fb:6458
6.251.100.89 0:0:0:0:0:ffff:6fb:6459
6.251.100.90 0:0:0:0:0:ffff:6fb:645a
6.251.100.91 0:0:0:0:0:ffff:6fb:645b
6.251.100.92 0:0:0:0:0:ffff:6fb:645c
6.251.100.93 0:0:0:0:0:ffff:6fb:645d
6.251.100.94 0:0:0:0:0:ffff:6fb:645e
6.251.100.95 0:0:0:0:0:ffff:6fb:645f
6.251.100.96 0:0:0:0:0:ffff:6fb:6460
6.251.100.97 0:0:0:0:0:ffff:6fb:6461
6.251.100.98 0:0:0:0:0:ffff:6fb:6462
6.251.100.99 0:0:0:0:0:ffff:6fb:6463
6.251.100.100 0:0:0:0:0:ffff:6fb:6464
6.251.100.101 0:0:0:0:0:ffff:6fb:6465
6.251.100.102 0:0:0:0:0:ffff:6fb:6466
6.251.100.103 0:0:0:0:0:ffff:6fb:6467
6.251.100.104 0:0:0:0:0:ffff:6fb:6468
6.251.100.105 0:0:0:0:0:ffff:6fb:6469
6.251.100.106 0:0:0:0:0:ffff:6fb:646a
6.251.100.107 0:0:0:0:0:ffff:6fb:646b
6.251.100.108 0:0:0:0:0:ffff:6fb:646c
6.251.100.109 0:0:0:0:0:ffff:6fb:646d
6.251.100.110 0:0:0:0:0:ffff:6fb:646e
6.251.100.111 0:0:0:0:0:ffff:6fb:646f
6.251.100.112 0:0:0:0:0:ffff:6fb:6470
6.251.100.113 0:0:0:0:0:ffff:6fb:6471
6.251.100.114 0:0:0:0:0:ffff:6fb:6472
6.251.100.115 0:0:0:0:0:ffff:6fb:6473
6.251.100.116 0:0:0:0:0:ffff:6fb:6474
6.251.100.117 0:0:0:0:0:ffff:6fb:6475
6.251.100.118 0:0:0:0:0:ffff:6fb:6476
6.251.100.119 0:0:0:0:0:ffff:6fb:6477
6.251.100.120 0:0:0:0:0:ffff:6fb:6478


6.251.100.121 0:0:0:0:0:ffff:6fb:6479
6.251.100.122 0:0:0:0:0:ffff:6fb:647a
6.251.100.123 0:0:0:0:0:ffff:6fb:647b
6.251.100.124 0:0:0:0:0:ffff:6fb:647c
6.251.100.125 0:0:0:0:0:ffff:6fb:647d
6.251.100.126 0:0:0:0:0:ffff:6fb:647e
6.251.100.127 0:0:0:0:0:ffff:6fb:647f
6.251.100.128 0:0:0:0:0:ffff:6fb:6480
6.251.100.129 0:0:0:0:0:ffff:6fb:6481
6.251.100.130 0:0:0:0:0:ffff:6fb:6482
6.251.100.131 0:0:0:0:0:ffff:6fb:6483
6.251.100.132 0:0:0:0:0:ffff:6fb:6484
6.251.100.133 0:0:0:0:0:ffff:6fb:6485
6.251.100.134 0:0:0:0:0:ffff:6fb:6486
6.251.100.135 0:0:0:0:0:ffff:6fb:6487
6.251.100.136 0:0:0:0:0:ffff:6fb:6488
6.251.100.137 0:0:0:0:0:ffff:6fb:6489
6.251.100.138 0:0:0:0:0:ffff:6fb:648a
6.251.100.139 0:0:0:0:0:ffff:6fb:648b
6.251.100.140 0:0:0:0:0:ffff:6fb:648c
6.251.100.141 0:0:0:0:0:ffff:6fb:648d
6.251.100.142 0:0:0:0:0:ffff:6fb:648e
6.251.100.143 0:0:0:0:0:ffff:6fb:648f
6.251.100.144 0:0:0:0:0:ffff:6fb:6490
6.251.100.145 0:0:0:0:0:ffff:6fb:6491
6.251.100.146 0:0:0:0:0:ffff:6fb:6492
6.251.100.147 0:0:0:0:0:ffff:6fb:6493
6.251.100.148 0:0:0:0:0:ffff:6fb:6494
6.251.100.149 0:0:0:0:0:ffff:6fb:6495
6.251.100.150 0:0:0:0:0:ffff:6fb:6496
6.251.100.151 0:0:0:0:0:ffff:6fb:6497
6.251.100.152 0:0:0:0:0:ffff:6fb:6498
6.251.100.153 0:0:0:0:0:ffff:6fb:6499
6.251.100.154 0:0:0:0:0:ffff:6fb:649a
6.251.100.155 0:0:0:0:0:ffff:6fb:649b
6.251.100.156 0:0:0:0:0:ffff:6fb:649c
6.251.100.157 0:0:0:0:0:ffff:6fb:649d
6.251.100.158 0:0:0:0:0:ffff:6fb:649e
6.251.100.159 0:0:0:0:0:ffff:6fb:649f
6.251.100.160 0:0:0:0:0:ffff:6fb:64a0
6.251.100.161 0:0:0:0:0:ffff:6fb:64a1
6.251.100.162 0:0:0:0:0:ffff:6fb:64a2
6.251.100.163 0:0:0:0:0:ffff:6fb:64a3
6.251.100.164 0:0:0:0:0:ffff:6fb:64a4
6.251.100.165 0:0:0:0:0:ffff:6fb:64a5
6.251.100.166 0:0:0:0:0:ffff:6fb:64a6
6.251.100.167 0:0:0:0:0:ffff:6fb:64a7
6.251.100.168 0:0:0:0:0:ffff:6fb:64a8
6.251.100.169 0:0:0:0:0:ffff:6fb:64a9
6.251.100.170 0:0:0:0:0:ffff:6fb:64aa
6.251.100.171 0:0:0:0:0:ffff:6fb:64ab
6.251.100.172 0:0:0:0:0:ffff:6fb:64ac
6.251.100.173 0:0:0:0:0:ffff:6fb:64ad
6.251.100.174 0:0:0:0:0:ffff:6fb:64ae
6.251.100.175 0:0:0:0:0:ffff:6fb:64af
6.251.100.176 0:0:0:0:0:ffff:6fb:64b0
6.251.100.177 0:0:0:0:0:ffff:6fb:64b1
6.251.100.178 0:0:0:0:0:ffff:6fb:64b2
6.251.100.179 0:0:0:0:0:ffff:6fb:64b3
6.251.100.180 0:0:0:0:0:ffff:6fb:64b4


6.251.100.181 0:0:0:0:0:ffff:6fb:64b5
6.251.100.182 0:0:0:0:0:ffff:6fb:64b6
6.251.100.183 0:0:0:0:0:ffff:6fb:64b7
6.251.100.184 0:0:0:0:0:ffff:6fb:64b8
6.251.100.185 0:0:0:0:0:ffff:6fb:64b9
6.251.100.186 0:0:0:0:0:ffff:6fb:64ba
6.251.100.187 0:0:0:0:0:ffff:6fb:64bb
6.251.100.188 0:0:0:0:0:ffff:6fb:64bc
6.251.100.189 0:0:0:0:0:ffff:6fb:64bd
6.251.100.190 0:0:0:0:0:ffff:6fb:64be
6.251.100.191 0:0:0:0:0:ffff:6fb:64bf
6.251.100.192 0:0:0:0:0:ffff:6fb:64c0
6.251.100.193 0:0:0:0:0:ffff:6fb:64c1
6.251.100.194 0:0:0:0:0:ffff:6fb:64c2
6.251.100.195 0:0:0:0:0:ffff:6fb:64c3
6.251.100.196 0:0:0:0:0:ffff:6fb:64c4
6.251.100.197 0:0:0:0:0:ffff:6fb:64c5
6.251.100.198 0:0:0:0:0:ffff:6fb:64c6
6.251.100.199 0:0:0:0:0:ffff:6fb:64c7
6.251.100.200 0:0:0:0:0:ffff:6fb:64c8
6.251.100.201 0:0:0:0:0:ffff:6fb:64c9
6.251.100.202 0:0:0:0:0:ffff:6fb:64ca
6.251.100.203 0:0:0:0:0:ffff:6fb:64cb
6.251.100.204 0:0:0:0:0:ffff:6fb:64cc
6.251.100.205 0:0:0:0:0:ffff:6fb:64cd
6.251.100.206 0:0:0:0:0:ffff:6fb:64ce
6.251.100.207 0:0:0:0:0:ffff:6fb:64cf
6.251.100.208 0:0:0:0:0:ffff:6fb:64d0
6.251.100.209 0:0:0:0:0:ffff:6fb:64d1
6.251.100.210 0:0:0:0:0:ffff:6fb:64d2
6.251.100.211 0:0:0:0:0:ffff:6fb:64d3
6.251.100.212 0:0:0:0:0:ffff:6fb:64d4
6.251.100.213 0:0:0:0:0:ffff:6fb:64d5
6.251.100.214 0:0:0:0:0:ffff:6fb:64d6
6.251.100.215 0:0:0:0:0:ffff:6fb:64d7
6.251.100.216 0:0:0:0:0:ffff:6fb:64d8
6.251.100.217 0:0:0:0:0:ffff:6fb:64d9
6.251.100.218 0:0:0:0:0:ffff:6fb:64da
6.251.100.219 0:0:0:0:0:ffff:6fb:64db
6.251.100.220 0:0:0:0:0:ffff:6fb:64dc
6.251.100.221 0:0:0:0:0:ffff:6fb:64dd
6.251.100.222 0:0:0:0:0:ffff:6fb:64de
6.251.100.223 0:0:0:0:0:ffff:6fb:64df
6.251.100.224 0:0:0:0:0:ffff:6fb:64e0
6.251.100.225 0:0:0:0:0:ffff:6fb:64e1
6.251.100.226 0:0:0:0:0:ffff:6fb:64e2
6.251.100.227 0:0:0:0:0:ffff:6fb:64e3
6.251.100.228 0:0:0:0:0:ffff:6fb:64e4
6.251.100.229 0:0:0:0:0:ffff:6fb:64e5
6.251.100.230 0:0:0:0:0:ffff:6fb:64e6
6.251.100.231 0:0:0:0:0:ffff:6fb:64e7
6.251.100.232 0:0:0:0:0:ffff:6fb:64e8
6.251.100.233 0:0:0:0:0:ffff:6fb:64e9
6.251.100.234 0:0:0:0:0:ffff:6fb:64ea
6.251.100.235 0:0:0:0:0:ffff:6fb:64eb
6.251.100.236 0:0:0:0:0:ffff:6fb:64ec
6.251.100.237 0:0:0:0:0:ffff:6fb:64ed
6.251.100.238 0:0:0:0:0:ffff:6fb:64ee
6.251.100.239 0:0:0:0:0:ffff:6fb:64ef
6.251.100.240 0:0:0:0:0:ffff:6fb:64f0
6.251.100.241 0:0:0:0:0:ffff:6fb:64f1
6.251.100.242 0:0:0:0:0:ffff:6fb:64f2
6.251.100.243 0:0:0:0:0:ffff:6fb:64f3
6.251.100.244 0:0:0:0:0:ffff:6fb:64f4
6.251.100.245 0:0:0:0:0:ffff:6fb:64f5
6.251.100.246 0:0:0:0:0:ffff:6fb:64f6
6.251.100.247 0:0:0:0:0:ffff:6fb:64f7
6.251.100.248 0:0:0:0:0:ffff:6fb:64f8
6.251.100.249 0:0:0:0:0:ffff:6fb:64f9
6.251.100.250 0:0:0:0:0:ffff:6fb:64fa
6.251.100.251 0:0:0:0:0:ffff:6fb:64fb
6.251.100.252 0:0:0:0:0:ffff:6fb:64fc
6.251.100.253 0:0:0:0:0:ffff:6fb:64fd
6.251.100.254 0:0:0:0:0:ffff:6fb:64fe
6.251.100.255 0:0:0:0:0:ffff:6fb: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.