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
71.2.148.1 0:0:0:0:0:ffff:4702:9401
71.2.148.2 0:0:0:0:0:ffff:4702:9402
71.2.148.3 0:0:0:0:0:ffff:4702:9403
71.2.148.4 0:0:0:0:0:ffff:4702:9404
71.2.148.5 0:0:0:0:0:ffff:4702:9405
71.2.148.6 0:0:0:0:0:ffff:4702:9406
71.2.148.7 0:0:0:0:0:ffff:4702:9407
71.2.148.8 0:0:0:0:0:ffff:4702:9408
71.2.148.9 0:0:0:0:0:ffff:4702:9409
71.2.148.10 0:0:0:0:0:ffff:4702:940a
71.2.148.11 0:0:0:0:0:ffff:4702:940b
71.2.148.12 0:0:0:0:0:ffff:4702:940c
71.2.148.13 0:0:0:0:0:ffff:4702:940d
71.2.148.14 0:0:0:0:0:ffff:4702:940e
71.2.148.15 0:0:0:0:0:ffff:4702:940f
71.2.148.16 0:0:0:0:0:ffff:4702:9410
71.2.148.17 0:0:0:0:0:ffff:4702:9411
71.2.148.18 0:0:0:0:0:ffff:4702:9412
71.2.148.19 0:0:0:0:0:ffff:4702:9413
71.2.148.20 0:0:0:0:0:ffff:4702:9414
71.2.148.21 0:0:0:0:0:ffff:4702:9415
71.2.148.22 0:0:0:0:0:ffff:4702:9416
71.2.148.23 0:0:0:0:0:ffff:4702:9417
71.2.148.24 0:0:0:0:0:ffff:4702:9418
71.2.148.25 0:0:0:0:0:ffff:4702:9419
71.2.148.26 0:0:0:0:0:ffff:4702:941a
71.2.148.27 0:0:0:0:0:ffff:4702:941b
71.2.148.28 0:0:0:0:0:ffff:4702:941c
71.2.148.29 0:0:0:0:0:ffff:4702:941d
71.2.148.30 0:0:0:0:0:ffff:4702:941e
71.2.148.31 0:0:0:0:0:ffff:4702:941f
71.2.148.32 0:0:0:0:0:ffff:4702:9420
71.2.148.33 0:0:0:0:0:ffff:4702:9421
71.2.148.34 0:0:0:0:0:ffff:4702:9422
71.2.148.35 0:0:0:0:0:ffff:4702:9423
71.2.148.36 0:0:0:0:0:ffff:4702:9424
71.2.148.37 0:0:0:0:0:ffff:4702:9425
71.2.148.38 0:0:0:0:0:ffff:4702:9426
71.2.148.39 0:0:0:0:0:ffff:4702:9427
71.2.148.40 0:0:0:0:0:ffff:4702:9428
71.2.148.41 0:0:0:0:0:ffff:4702:9429
71.2.148.42 0:0:0:0:0:ffff:4702:942a
71.2.148.43 0:0:0:0:0:ffff:4702:942b
71.2.148.44 0:0:0:0:0:ffff:4702:942c
71.2.148.45 0:0:0:0:0:ffff:4702:942d
71.2.148.46 0:0:0:0:0:ffff:4702:942e
71.2.148.47 0:0:0:0:0:ffff:4702:942f
71.2.148.48 0:0:0:0:0:ffff:4702:9430
71.2.148.49 0:0:0:0:0:ffff:4702:9431
71.2.148.50 0:0:0:0:0:ffff:4702:9432
71.2.148.51 0:0:0:0:0:ffff:4702:9433
71.2.148.52 0:0:0:0:0:ffff:4702:9434
71.2.148.53 0:0:0:0:0:ffff:4702:9435
71.2.148.54 0:0:0:0:0:ffff:4702:9436
71.2.148.55 0:0:0:0:0:ffff:4702:9437
71.2.148.56 0:0:0:0:0:ffff:4702:9438
71.2.148.57 0:0:0:0:0:ffff:4702:9439
71.2.148.58 0:0:0:0:0:ffff:4702:943a
71.2.148.59 0:0:0:0:0:ffff:4702:943b
71.2.148.60 0:0:0:0:0:ffff:4702:943c


71.2.148.61 0:0:0:0:0:ffff:4702:943d
71.2.148.62 0:0:0:0:0:ffff:4702:943e
71.2.148.63 0:0:0:0:0:ffff:4702:943f
71.2.148.64 0:0:0:0:0:ffff:4702:9440
71.2.148.65 0:0:0:0:0:ffff:4702:9441
71.2.148.66 0:0:0:0:0:ffff:4702:9442
71.2.148.67 0:0:0:0:0:ffff:4702:9443
71.2.148.68 0:0:0:0:0:ffff:4702:9444
71.2.148.69 0:0:0:0:0:ffff:4702:9445
71.2.148.70 0:0:0:0:0:ffff:4702:9446
71.2.148.71 0:0:0:0:0:ffff:4702:9447
71.2.148.72 0:0:0:0:0:ffff:4702:9448
71.2.148.73 0:0:0:0:0:ffff:4702:9449
71.2.148.74 0:0:0:0:0:ffff:4702:944a
71.2.148.75 0:0:0:0:0:ffff:4702:944b
71.2.148.76 0:0:0:0:0:ffff:4702:944c
71.2.148.77 0:0:0:0:0:ffff:4702:944d
71.2.148.78 0:0:0:0:0:ffff:4702:944e
71.2.148.79 0:0:0:0:0:ffff:4702:944f
71.2.148.80 0:0:0:0:0:ffff:4702:9450
71.2.148.81 0:0:0:0:0:ffff:4702:9451
71.2.148.82 0:0:0:0:0:ffff:4702:9452
71.2.148.83 0:0:0:0:0:ffff:4702:9453
71.2.148.84 0:0:0:0:0:ffff:4702:9454
71.2.148.85 0:0:0:0:0:ffff:4702:9455
71.2.148.86 0:0:0:0:0:ffff:4702:9456
71.2.148.87 0:0:0:0:0:ffff:4702:9457
71.2.148.88 0:0:0:0:0:ffff:4702:9458
71.2.148.89 0:0:0:0:0:ffff:4702:9459
71.2.148.90 0:0:0:0:0:ffff:4702:945a
71.2.148.91 0:0:0:0:0:ffff:4702:945b
71.2.148.92 0:0:0:0:0:ffff:4702:945c
71.2.148.93 0:0:0:0:0:ffff:4702:945d
71.2.148.94 0:0:0:0:0:ffff:4702:945e
71.2.148.95 0:0:0:0:0:ffff:4702:945f
71.2.148.96 0:0:0:0:0:ffff:4702:9460
71.2.148.97 0:0:0:0:0:ffff:4702:9461
71.2.148.98 0:0:0:0:0:ffff:4702:9462
71.2.148.99 0:0:0:0:0:ffff:4702:9463
71.2.148.100 0:0:0:0:0:ffff:4702:9464
71.2.148.101 0:0:0:0:0:ffff:4702:9465
71.2.148.102 0:0:0:0:0:ffff:4702:9466
71.2.148.103 0:0:0:0:0:ffff:4702:9467
71.2.148.104 0:0:0:0:0:ffff:4702:9468
71.2.148.105 0:0:0:0:0:ffff:4702:9469
71.2.148.106 0:0:0:0:0:ffff:4702:946a
71.2.148.107 0:0:0:0:0:ffff:4702:946b
71.2.148.108 0:0:0:0:0:ffff:4702:946c
71.2.148.109 0:0:0:0:0:ffff:4702:946d
71.2.148.110 0:0:0:0:0:ffff:4702:946e
71.2.148.111 0:0:0:0:0:ffff:4702:946f
71.2.148.112 0:0:0:0:0:ffff:4702:9470
71.2.148.113 0:0:0:0:0:ffff:4702:9471
71.2.148.114 0:0:0:0:0:ffff:4702:9472
71.2.148.115 0:0:0:0:0:ffff:4702:9473
71.2.148.116 0:0:0:0:0:ffff:4702:9474
71.2.148.117 0:0:0:0:0:ffff:4702:9475
71.2.148.118 0:0:0:0:0:ffff:4702:9476
71.2.148.119 0:0:0:0:0:ffff:4702:9477
71.2.148.120 0:0:0:0:0:ffff:4702:9478


71.2.148.121 0:0:0:0:0:ffff:4702:9479
71.2.148.122 0:0:0:0:0:ffff:4702:947a
71.2.148.123 0:0:0:0:0:ffff:4702:947b
71.2.148.124 0:0:0:0:0:ffff:4702:947c
71.2.148.125 0:0:0:0:0:ffff:4702:947d
71.2.148.126 0:0:0:0:0:ffff:4702:947e
71.2.148.127 0:0:0:0:0:ffff:4702:947f
71.2.148.128 0:0:0:0:0:ffff:4702:9480
71.2.148.129 0:0:0:0:0:ffff:4702:9481
71.2.148.130 0:0:0:0:0:ffff:4702:9482
71.2.148.131 0:0:0:0:0:ffff:4702:9483
71.2.148.132 0:0:0:0:0:ffff:4702:9484
71.2.148.133 0:0:0:0:0:ffff:4702:9485
71.2.148.134 0:0:0:0:0:ffff:4702:9486
71.2.148.135 0:0:0:0:0:ffff:4702:9487
71.2.148.136 0:0:0:0:0:ffff:4702:9488
71.2.148.137 0:0:0:0:0:ffff:4702:9489
71.2.148.138 0:0:0:0:0:ffff:4702:948a
71.2.148.139 0:0:0:0:0:ffff:4702:948b
71.2.148.140 0:0:0:0:0:ffff:4702:948c
71.2.148.141 0:0:0:0:0:ffff:4702:948d
71.2.148.142 0:0:0:0:0:ffff:4702:948e
71.2.148.143 0:0:0:0:0:ffff:4702:948f
71.2.148.144 0:0:0:0:0:ffff:4702:9490
71.2.148.145 0:0:0:0:0:ffff:4702:9491
71.2.148.146 0:0:0:0:0:ffff:4702:9492
71.2.148.147 0:0:0:0:0:ffff:4702:9493
71.2.148.148 0:0:0:0:0:ffff:4702:9494
71.2.148.149 0:0:0:0:0:ffff:4702:9495
71.2.148.150 0:0:0:0:0:ffff:4702:9496
71.2.148.151 0:0:0:0:0:ffff:4702:9497
71.2.148.152 0:0:0:0:0:ffff:4702:9498
71.2.148.153 0:0:0:0:0:ffff:4702:9499
71.2.148.154 0:0:0:0:0:ffff:4702:949a
71.2.148.155 0:0:0:0:0:ffff:4702:949b
71.2.148.156 0:0:0:0:0:ffff:4702:949c
71.2.148.157 0:0:0:0:0:ffff:4702:949d
71.2.148.158 0:0:0:0:0:ffff:4702:949e
71.2.148.159 0:0:0:0:0:ffff:4702:949f
71.2.148.160 0:0:0:0:0:ffff:4702:94a0
71.2.148.161 0:0:0:0:0:ffff:4702:94a1
71.2.148.162 0:0:0:0:0:ffff:4702:94a2
71.2.148.163 0:0:0:0:0:ffff:4702:94a3
71.2.148.164 0:0:0:0:0:ffff:4702:94a4
71.2.148.165 0:0:0:0:0:ffff:4702:94a5
71.2.148.166 0:0:0:0:0:ffff:4702:94a6
71.2.148.167 0:0:0:0:0:ffff:4702:94a7
71.2.148.168 0:0:0:0:0:ffff:4702:94a8
71.2.148.169 0:0:0:0:0:ffff:4702:94a9
71.2.148.170 0:0:0:0:0:ffff:4702:94aa
71.2.148.171 0:0:0:0:0:ffff:4702:94ab
71.2.148.172 0:0:0:0:0:ffff:4702:94ac
71.2.148.173 0:0:0:0:0:ffff:4702:94ad
71.2.148.174 0:0:0:0:0:ffff:4702:94ae
71.2.148.175 0:0:0:0:0:ffff:4702:94af
71.2.148.176 0:0:0:0:0:ffff:4702:94b0
71.2.148.177 0:0:0:0:0:ffff:4702:94b1
71.2.148.178 0:0:0:0:0:ffff:4702:94b2
71.2.148.179 0:0:0:0:0:ffff:4702:94b3
71.2.148.180 0:0:0:0:0:ffff:4702:94b4


71.2.148.181 0:0:0:0:0:ffff:4702:94b5
71.2.148.182 0:0:0:0:0:ffff:4702:94b6
71.2.148.183 0:0:0:0:0:ffff:4702:94b7
71.2.148.184 0:0:0:0:0:ffff:4702:94b8
71.2.148.185 0:0:0:0:0:ffff:4702:94b9
71.2.148.186 0:0:0:0:0:ffff:4702:94ba
71.2.148.187 0:0:0:0:0:ffff:4702:94bb
71.2.148.188 0:0:0:0:0:ffff:4702:94bc
71.2.148.189 0:0:0:0:0:ffff:4702:94bd
71.2.148.190 0:0:0:0:0:ffff:4702:94be
71.2.148.191 0:0:0:0:0:ffff:4702:94bf
71.2.148.192 0:0:0:0:0:ffff:4702:94c0
71.2.148.193 0:0:0:0:0:ffff:4702:94c1
71.2.148.194 0:0:0:0:0:ffff:4702:94c2
71.2.148.195 0:0:0:0:0:ffff:4702:94c3
71.2.148.196 0:0:0:0:0:ffff:4702:94c4
71.2.148.197 0:0:0:0:0:ffff:4702:94c5
71.2.148.198 0:0:0:0:0:ffff:4702:94c6
71.2.148.199 0:0:0:0:0:ffff:4702:94c7
71.2.148.200 0:0:0:0:0:ffff:4702:94c8
71.2.148.201 0:0:0:0:0:ffff:4702:94c9
71.2.148.202 0:0:0:0:0:ffff:4702:94ca
71.2.148.203 0:0:0:0:0:ffff:4702:94cb
71.2.148.204 0:0:0:0:0:ffff:4702:94cc
71.2.148.205 0:0:0:0:0:ffff:4702:94cd
71.2.148.206 0:0:0:0:0:ffff:4702:94ce
71.2.148.207 0:0:0:0:0:ffff:4702:94cf
71.2.148.208 0:0:0:0:0:ffff:4702:94d0
71.2.148.209 0:0:0:0:0:ffff:4702:94d1
71.2.148.210 0:0:0:0:0:ffff:4702:94d2
71.2.148.211 0:0:0:0:0:ffff:4702:94d3
71.2.148.212 0:0:0:0:0:ffff:4702:94d4
71.2.148.213 0:0:0:0:0:ffff:4702:94d5
71.2.148.214 0:0:0:0:0:ffff:4702:94d6
71.2.148.215 0:0:0:0:0:ffff:4702:94d7
71.2.148.216 0:0:0:0:0:ffff:4702:94d8
71.2.148.217 0:0:0:0:0:ffff:4702:94d9
71.2.148.218 0:0:0:0:0:ffff:4702:94da
71.2.148.219 0:0:0:0:0:ffff:4702:94db
71.2.148.220 0:0:0:0:0:ffff:4702:94dc
71.2.148.221 0:0:0:0:0:ffff:4702:94dd
71.2.148.222 0:0:0:0:0:ffff:4702:94de
71.2.148.223 0:0:0:0:0:ffff:4702:94df
71.2.148.224 0:0:0:0:0:ffff:4702:94e0
71.2.148.225 0:0:0:0:0:ffff:4702:94e1
71.2.148.226 0:0:0:0:0:ffff:4702:94e2
71.2.148.227 0:0:0:0:0:ffff:4702:94e3
71.2.148.228 0:0:0:0:0:ffff:4702:94e4
71.2.148.229 0:0:0:0:0:ffff:4702:94e5
71.2.148.230 0:0:0:0:0:ffff:4702:94e6
71.2.148.231 0:0:0:0:0:ffff:4702:94e7
71.2.148.232 0:0:0:0:0:ffff:4702:94e8
71.2.148.233 0:0:0:0:0:ffff:4702:94e9
71.2.148.234 0:0:0:0:0:ffff:4702:94ea
71.2.148.235 0:0:0:0:0:ffff:4702:94eb
71.2.148.236 0:0:0:0:0:ffff:4702:94ec
71.2.148.237 0:0:0:0:0:ffff:4702:94ed
71.2.148.238 0:0:0:0:0:ffff:4702:94ee
71.2.148.239 0:0:0:0:0:ffff:4702:94ef
71.2.148.240 0:0:0:0:0:ffff:4702:94f0
71.2.148.241 0:0:0:0:0:ffff:4702:94f1
71.2.148.242 0:0:0:0:0:ffff:4702:94f2
71.2.148.243 0:0:0:0:0:ffff:4702:94f3
71.2.148.244 0:0:0:0:0:ffff:4702:94f4
71.2.148.245 0:0:0:0:0:ffff:4702:94f5
71.2.148.246 0:0:0:0:0:ffff:4702:94f6
71.2.148.247 0:0:0:0:0:ffff:4702:94f7
71.2.148.248 0:0:0:0:0:ffff:4702:94f8
71.2.148.249 0:0:0:0:0:ffff:4702:94f9
71.2.148.250 0:0:0:0:0:ffff:4702:94fa
71.2.148.251 0:0:0:0:0:ffff:4702:94fb
71.2.148.252 0:0:0:0:0:ffff:4702:94fc
71.2.148.253 0:0:0:0:0:ffff:4702:94fd
71.2.148.254 0:0:0:0:0:ffff:4702:94fe
71.2.148.255 0:0:0:0:0:ffff:4702:94ff


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.