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
51.209.196.1 0:0:0:0:0:ffff:33d1:c401
51.209.196.2 0:0:0:0:0:ffff:33d1:c402
51.209.196.3 0:0:0:0:0:ffff:33d1:c403
51.209.196.4 0:0:0:0:0:ffff:33d1:c404
51.209.196.5 0:0:0:0:0:ffff:33d1:c405
51.209.196.6 0:0:0:0:0:ffff:33d1:c406
51.209.196.7 0:0:0:0:0:ffff:33d1:c407
51.209.196.8 0:0:0:0:0:ffff:33d1:c408
51.209.196.9 0:0:0:0:0:ffff:33d1:c409
51.209.196.10 0:0:0:0:0:ffff:33d1:c40a
51.209.196.11 0:0:0:0:0:ffff:33d1:c40b
51.209.196.12 0:0:0:0:0:ffff:33d1:c40c
51.209.196.13 0:0:0:0:0:ffff:33d1:c40d
51.209.196.14 0:0:0:0:0:ffff:33d1:c40e
51.209.196.15 0:0:0:0:0:ffff:33d1:c40f
51.209.196.16 0:0:0:0:0:ffff:33d1:c410
51.209.196.17 0:0:0:0:0:ffff:33d1:c411
51.209.196.18 0:0:0:0:0:ffff:33d1:c412
51.209.196.19 0:0:0:0:0:ffff:33d1:c413
51.209.196.20 0:0:0:0:0:ffff:33d1:c414
51.209.196.21 0:0:0:0:0:ffff:33d1:c415
51.209.196.22 0:0:0:0:0:ffff:33d1:c416
51.209.196.23 0:0:0:0:0:ffff:33d1:c417
51.209.196.24 0:0:0:0:0:ffff:33d1:c418
51.209.196.25 0:0:0:0:0:ffff:33d1:c419
51.209.196.26 0:0:0:0:0:ffff:33d1:c41a
51.209.196.27 0:0:0:0:0:ffff:33d1:c41b
51.209.196.28 0:0:0:0:0:ffff:33d1:c41c
51.209.196.29 0:0:0:0:0:ffff:33d1:c41d
51.209.196.30 0:0:0:0:0:ffff:33d1:c41e
51.209.196.31 0:0:0:0:0:ffff:33d1:c41f
51.209.196.32 0:0:0:0:0:ffff:33d1:c420
51.209.196.33 0:0:0:0:0:ffff:33d1:c421
51.209.196.34 0:0:0:0:0:ffff:33d1:c422
51.209.196.35 0:0:0:0:0:ffff:33d1:c423
51.209.196.36 0:0:0:0:0:ffff:33d1:c424
51.209.196.37 0:0:0:0:0:ffff:33d1:c425
51.209.196.38 0:0:0:0:0:ffff:33d1:c426
51.209.196.39 0:0:0:0:0:ffff:33d1:c427
51.209.196.40 0:0:0:0:0:ffff:33d1:c428
51.209.196.41 0:0:0:0:0:ffff:33d1:c429
51.209.196.42 0:0:0:0:0:ffff:33d1:c42a
51.209.196.43 0:0:0:0:0:ffff:33d1:c42b
51.209.196.44 0:0:0:0:0:ffff:33d1:c42c
51.209.196.45 0:0:0:0:0:ffff:33d1:c42d
51.209.196.46 0:0:0:0:0:ffff:33d1:c42e
51.209.196.47 0:0:0:0:0:ffff:33d1:c42f
51.209.196.48 0:0:0:0:0:ffff:33d1:c430
51.209.196.49 0:0:0:0:0:ffff:33d1:c431
51.209.196.50 0:0:0:0:0:ffff:33d1:c432
51.209.196.51 0:0:0:0:0:ffff:33d1:c433
51.209.196.52 0:0:0:0:0:ffff:33d1:c434
51.209.196.53 0:0:0:0:0:ffff:33d1:c435
51.209.196.54 0:0:0:0:0:ffff:33d1:c436
51.209.196.55 0:0:0:0:0:ffff:33d1:c437
51.209.196.56 0:0:0:0:0:ffff:33d1:c438
51.209.196.57 0:0:0:0:0:ffff:33d1:c439
51.209.196.58 0:0:0:0:0:ffff:33d1:c43a
51.209.196.59 0:0:0:0:0:ffff:33d1:c43b
51.209.196.60 0:0:0:0:0:ffff:33d1:c43c


51.209.196.61 0:0:0:0:0:ffff:33d1:c43d
51.209.196.62 0:0:0:0:0:ffff:33d1:c43e
51.209.196.63 0:0:0:0:0:ffff:33d1:c43f
51.209.196.64 0:0:0:0:0:ffff:33d1:c440
51.209.196.65 0:0:0:0:0:ffff:33d1:c441
51.209.196.66 0:0:0:0:0:ffff:33d1:c442
51.209.196.67 0:0:0:0:0:ffff:33d1:c443
51.209.196.68 0:0:0:0:0:ffff:33d1:c444
51.209.196.69 0:0:0:0:0:ffff:33d1:c445
51.209.196.70 0:0:0:0:0:ffff:33d1:c446
51.209.196.71 0:0:0:0:0:ffff:33d1:c447
51.209.196.72 0:0:0:0:0:ffff:33d1:c448
51.209.196.73 0:0:0:0:0:ffff:33d1:c449
51.209.196.74 0:0:0:0:0:ffff:33d1:c44a
51.209.196.75 0:0:0:0:0:ffff:33d1:c44b
51.209.196.76 0:0:0:0:0:ffff:33d1:c44c
51.209.196.77 0:0:0:0:0:ffff:33d1:c44d
51.209.196.78 0:0:0:0:0:ffff:33d1:c44e
51.209.196.79 0:0:0:0:0:ffff:33d1:c44f
51.209.196.80 0:0:0:0:0:ffff:33d1:c450
51.209.196.81 0:0:0:0:0:ffff:33d1:c451
51.209.196.82 0:0:0:0:0:ffff:33d1:c452
51.209.196.83 0:0:0:0:0:ffff:33d1:c453
51.209.196.84 0:0:0:0:0:ffff:33d1:c454
51.209.196.85 0:0:0:0:0:ffff:33d1:c455
51.209.196.86 0:0:0:0:0:ffff:33d1:c456
51.209.196.87 0:0:0:0:0:ffff:33d1:c457
51.209.196.88 0:0:0:0:0:ffff:33d1:c458
51.209.196.89 0:0:0:0:0:ffff:33d1:c459
51.209.196.90 0:0:0:0:0:ffff:33d1:c45a
51.209.196.91 0:0:0:0:0:ffff:33d1:c45b
51.209.196.92 0:0:0:0:0:ffff:33d1:c45c
51.209.196.93 0:0:0:0:0:ffff:33d1:c45d
51.209.196.94 0:0:0:0:0:ffff:33d1:c45e
51.209.196.95 0:0:0:0:0:ffff:33d1:c45f
51.209.196.96 0:0:0:0:0:ffff:33d1:c460
51.209.196.97 0:0:0:0:0:ffff:33d1:c461
51.209.196.98 0:0:0:0:0:ffff:33d1:c462
51.209.196.99 0:0:0:0:0:ffff:33d1:c463
51.209.196.100 0:0:0:0:0:ffff:33d1:c464
51.209.196.101 0:0:0:0:0:ffff:33d1:c465
51.209.196.102 0:0:0:0:0:ffff:33d1:c466
51.209.196.103 0:0:0:0:0:ffff:33d1:c467
51.209.196.104 0:0:0:0:0:ffff:33d1:c468
51.209.196.105 0:0:0:0:0:ffff:33d1:c469
51.209.196.106 0:0:0:0:0:ffff:33d1:c46a
51.209.196.107 0:0:0:0:0:ffff:33d1:c46b
51.209.196.108 0:0:0:0:0:ffff:33d1:c46c
51.209.196.109 0:0:0:0:0:ffff:33d1:c46d
51.209.196.110 0:0:0:0:0:ffff:33d1:c46e
51.209.196.111 0:0:0:0:0:ffff:33d1:c46f
51.209.196.112 0:0:0:0:0:ffff:33d1:c470
51.209.196.113 0:0:0:0:0:ffff:33d1:c471
51.209.196.114 0:0:0:0:0:ffff:33d1:c472
51.209.196.115 0:0:0:0:0:ffff:33d1:c473
51.209.196.116 0:0:0:0:0:ffff:33d1:c474
51.209.196.117 0:0:0:0:0:ffff:33d1:c475
51.209.196.118 0:0:0:0:0:ffff:33d1:c476
51.209.196.119 0:0:0:0:0:ffff:33d1:c477
51.209.196.120 0:0:0:0:0:ffff:33d1:c478


51.209.196.121 0:0:0:0:0:ffff:33d1:c479
51.209.196.122 0:0:0:0:0:ffff:33d1:c47a
51.209.196.123 0:0:0:0:0:ffff:33d1:c47b
51.209.196.124 0:0:0:0:0:ffff:33d1:c47c
51.209.196.125 0:0:0:0:0:ffff:33d1:c47d
51.209.196.126 0:0:0:0:0:ffff:33d1:c47e
51.209.196.127 0:0:0:0:0:ffff:33d1:c47f
51.209.196.128 0:0:0:0:0:ffff:33d1:c480
51.209.196.129 0:0:0:0:0:ffff:33d1:c481
51.209.196.130 0:0:0:0:0:ffff:33d1:c482
51.209.196.131 0:0:0:0:0:ffff:33d1:c483
51.209.196.132 0:0:0:0:0:ffff:33d1:c484
51.209.196.133 0:0:0:0:0:ffff:33d1:c485
51.209.196.134 0:0:0:0:0:ffff:33d1:c486
51.209.196.135 0:0:0:0:0:ffff:33d1:c487
51.209.196.136 0:0:0:0:0:ffff:33d1:c488
51.209.196.137 0:0:0:0:0:ffff:33d1:c489
51.209.196.138 0:0:0:0:0:ffff:33d1:c48a
51.209.196.139 0:0:0:0:0:ffff:33d1:c48b
51.209.196.140 0:0:0:0:0:ffff:33d1:c48c
51.209.196.141 0:0:0:0:0:ffff:33d1:c48d
51.209.196.142 0:0:0:0:0:ffff:33d1:c48e
51.209.196.143 0:0:0:0:0:ffff:33d1:c48f
51.209.196.144 0:0:0:0:0:ffff:33d1:c490
51.209.196.145 0:0:0:0:0:ffff:33d1:c491
51.209.196.146 0:0:0:0:0:ffff:33d1:c492
51.209.196.147 0:0:0:0:0:ffff:33d1:c493
51.209.196.148 0:0:0:0:0:ffff:33d1:c494
51.209.196.149 0:0:0:0:0:ffff:33d1:c495
51.209.196.150 0:0:0:0:0:ffff:33d1:c496
51.209.196.151 0:0:0:0:0:ffff:33d1:c497
51.209.196.152 0:0:0:0:0:ffff:33d1:c498
51.209.196.153 0:0:0:0:0:ffff:33d1:c499
51.209.196.154 0:0:0:0:0:ffff:33d1:c49a
51.209.196.155 0:0:0:0:0:ffff:33d1:c49b
51.209.196.156 0:0:0:0:0:ffff:33d1:c49c
51.209.196.157 0:0:0:0:0:ffff:33d1:c49d
51.209.196.158 0:0:0:0:0:ffff:33d1:c49e
51.209.196.159 0:0:0:0:0:ffff:33d1:c49f
51.209.196.160 0:0:0:0:0:ffff:33d1:c4a0
51.209.196.161 0:0:0:0:0:ffff:33d1:c4a1
51.209.196.162 0:0:0:0:0:ffff:33d1:c4a2
51.209.196.163 0:0:0:0:0:ffff:33d1:c4a3
51.209.196.164 0:0:0:0:0:ffff:33d1:c4a4
51.209.196.165 0:0:0:0:0:ffff:33d1:c4a5
51.209.196.166 0:0:0:0:0:ffff:33d1:c4a6
51.209.196.167 0:0:0:0:0:ffff:33d1:c4a7
51.209.196.168 0:0:0:0:0:ffff:33d1:c4a8
51.209.196.169 0:0:0:0:0:ffff:33d1:c4a9
51.209.196.170 0:0:0:0:0:ffff:33d1:c4aa
51.209.196.171 0:0:0:0:0:ffff:33d1:c4ab
51.209.196.172 0:0:0:0:0:ffff:33d1:c4ac
51.209.196.173 0:0:0:0:0:ffff:33d1:c4ad
51.209.196.174 0:0:0:0:0:ffff:33d1:c4ae
51.209.196.175 0:0:0:0:0:ffff:33d1:c4af
51.209.196.176 0:0:0:0:0:ffff:33d1:c4b0
51.209.196.177 0:0:0:0:0:ffff:33d1:c4b1
51.209.196.178 0:0:0:0:0:ffff:33d1:c4b2
51.209.196.179 0:0:0:0:0:ffff:33d1:c4b3
51.209.196.180 0:0:0:0:0:ffff:33d1:c4b4


51.209.196.181 0:0:0:0:0:ffff:33d1:c4b5
51.209.196.182 0:0:0:0:0:ffff:33d1:c4b6
51.209.196.183 0:0:0:0:0:ffff:33d1:c4b7
51.209.196.184 0:0:0:0:0:ffff:33d1:c4b8
51.209.196.185 0:0:0:0:0:ffff:33d1:c4b9
51.209.196.186 0:0:0:0:0:ffff:33d1:c4ba
51.209.196.187 0:0:0:0:0:ffff:33d1:c4bb
51.209.196.188 0:0:0:0:0:ffff:33d1:c4bc
51.209.196.189 0:0:0:0:0:ffff:33d1:c4bd
51.209.196.190 0:0:0:0:0:ffff:33d1:c4be
51.209.196.191 0:0:0:0:0:ffff:33d1:c4bf
51.209.196.192 0:0:0:0:0:ffff:33d1:c4c0
51.209.196.193 0:0:0:0:0:ffff:33d1:c4c1
51.209.196.194 0:0:0:0:0:ffff:33d1:c4c2
51.209.196.195 0:0:0:0:0:ffff:33d1:c4c3
51.209.196.196 0:0:0:0:0:ffff:33d1:c4c4
51.209.196.197 0:0:0:0:0:ffff:33d1:c4c5
51.209.196.198 0:0:0:0:0:ffff:33d1:c4c6
51.209.196.199 0:0:0:0:0:ffff:33d1:c4c7
51.209.196.200 0:0:0:0:0:ffff:33d1:c4c8
51.209.196.201 0:0:0:0:0:ffff:33d1:c4c9
51.209.196.202 0:0:0:0:0:ffff:33d1:c4ca
51.209.196.203 0:0:0:0:0:ffff:33d1:c4cb
51.209.196.204 0:0:0:0:0:ffff:33d1:c4cc
51.209.196.205 0:0:0:0:0:ffff:33d1:c4cd
51.209.196.206 0:0:0:0:0:ffff:33d1:c4ce
51.209.196.207 0:0:0:0:0:ffff:33d1:c4cf
51.209.196.208 0:0:0:0:0:ffff:33d1:c4d0
51.209.196.209 0:0:0:0:0:ffff:33d1:c4d1
51.209.196.210 0:0:0:0:0:ffff:33d1:c4d2
51.209.196.211 0:0:0:0:0:ffff:33d1:c4d3
51.209.196.212 0:0:0:0:0:ffff:33d1:c4d4
51.209.196.213 0:0:0:0:0:ffff:33d1:c4d5
51.209.196.214 0:0:0:0:0:ffff:33d1:c4d6
51.209.196.215 0:0:0:0:0:ffff:33d1:c4d7
51.209.196.216 0:0:0:0:0:ffff:33d1:c4d8
51.209.196.217 0:0:0:0:0:ffff:33d1:c4d9
51.209.196.218 0:0:0:0:0:ffff:33d1:c4da
51.209.196.219 0:0:0:0:0:ffff:33d1:c4db
51.209.196.220 0:0:0:0:0:ffff:33d1:c4dc
51.209.196.221 0:0:0:0:0:ffff:33d1:c4dd
51.209.196.222 0:0:0:0:0:ffff:33d1:c4de
51.209.196.223 0:0:0:0:0:ffff:33d1:c4df
51.209.196.224 0:0:0:0:0:ffff:33d1:c4e0
51.209.196.225 0:0:0:0:0:ffff:33d1:c4e1
51.209.196.226 0:0:0:0:0:ffff:33d1:c4e2
51.209.196.227 0:0:0:0:0:ffff:33d1:c4e3
51.209.196.228 0:0:0:0:0:ffff:33d1:c4e4
51.209.196.229 0:0:0:0:0:ffff:33d1:c4e5
51.209.196.230 0:0:0:0:0:ffff:33d1:c4e6
51.209.196.231 0:0:0:0:0:ffff:33d1:c4e7
51.209.196.232 0:0:0:0:0:ffff:33d1:c4e8
51.209.196.233 0:0:0:0:0:ffff:33d1:c4e9
51.209.196.234 0:0:0:0:0:ffff:33d1:c4ea
51.209.196.235 0:0:0:0:0:ffff:33d1:c4eb
51.209.196.236 0:0:0:0:0:ffff:33d1:c4ec
51.209.196.237 0:0:0:0:0:ffff:33d1:c4ed
51.209.196.238 0:0:0:0:0:ffff:33d1:c4ee
51.209.196.239 0:0:0:0:0:ffff:33d1:c4ef
51.209.196.240 0:0:0:0:0:ffff:33d1:c4f0
51.209.196.241 0:0:0:0:0:ffff:33d1:c4f1
51.209.196.242 0:0:0:0:0:ffff:33d1:c4f2
51.209.196.243 0:0:0:0:0:ffff:33d1:c4f3
51.209.196.244 0:0:0:0:0:ffff:33d1:c4f4
51.209.196.245 0:0:0:0:0:ffff:33d1:c4f5
51.209.196.246 0:0:0:0:0:ffff:33d1:c4f6
51.209.196.247 0:0:0:0:0:ffff:33d1:c4f7
51.209.196.248 0:0:0:0:0:ffff:33d1:c4f8
51.209.196.249 0:0:0:0:0:ffff:33d1:c4f9
51.209.196.250 0:0:0:0:0:ffff:33d1:c4fa
51.209.196.251 0:0:0:0:0:ffff:33d1:c4fb
51.209.196.252 0:0:0:0:0:ffff:33d1:c4fc
51.209.196.253 0:0:0:0:0:ffff:33d1:c4fd
51.209.196.254 0:0:0:0:0:ffff:33d1:c4fe
51.209.196.255 0:0:0:0:0:ffff:33d1:c4ff


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.