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
71.2.133.1 0:0:0:0:0:ffff:4702:8501
71.2.133.2 0:0:0:0:0:ffff:4702:8502
71.2.133.3 0:0:0:0:0:ffff:4702:8503
71.2.133.4 0:0:0:0:0:ffff:4702:8504
71.2.133.5 0:0:0:0:0:ffff:4702:8505
71.2.133.6 0:0:0:0:0:ffff:4702:8506
71.2.133.7 0:0:0:0:0:ffff:4702:8507
71.2.133.8 0:0:0:0:0:ffff:4702:8508
71.2.133.9 0:0:0:0:0:ffff:4702:8509
71.2.133.10 0:0:0:0:0:ffff:4702:850a
71.2.133.11 0:0:0:0:0:ffff:4702:850b
71.2.133.12 0:0:0:0:0:ffff:4702:850c
71.2.133.13 0:0:0:0:0:ffff:4702:850d
71.2.133.14 0:0:0:0:0:ffff:4702:850e
71.2.133.15 0:0:0:0:0:ffff:4702:850f
71.2.133.16 0:0:0:0:0:ffff:4702:8510
71.2.133.17 0:0:0:0:0:ffff:4702:8511
71.2.133.18 0:0:0:0:0:ffff:4702:8512
71.2.133.19 0:0:0:0:0:ffff:4702:8513
71.2.133.20 0:0:0:0:0:ffff:4702:8514
71.2.133.21 0:0:0:0:0:ffff:4702:8515
71.2.133.22 0:0:0:0:0:ffff:4702:8516
71.2.133.23 0:0:0:0:0:ffff:4702:8517
71.2.133.24 0:0:0:0:0:ffff:4702:8518
71.2.133.25 0:0:0:0:0:ffff:4702:8519
71.2.133.26 0:0:0:0:0:ffff:4702:851a
71.2.133.27 0:0:0:0:0:ffff:4702:851b
71.2.133.28 0:0:0:0:0:ffff:4702:851c
71.2.133.29 0:0:0:0:0:ffff:4702:851d
71.2.133.30 0:0:0:0:0:ffff:4702:851e
71.2.133.31 0:0:0:0:0:ffff:4702:851f
71.2.133.32 0:0:0:0:0:ffff:4702:8520
71.2.133.33 0:0:0:0:0:ffff:4702:8521
71.2.133.34 0:0:0:0:0:ffff:4702:8522
71.2.133.35 0:0:0:0:0:ffff:4702:8523
71.2.133.36 0:0:0:0:0:ffff:4702:8524
71.2.133.37 0:0:0:0:0:ffff:4702:8525
71.2.133.38 0:0:0:0:0:ffff:4702:8526
71.2.133.39 0:0:0:0:0:ffff:4702:8527
71.2.133.40 0:0:0:0:0:ffff:4702:8528
71.2.133.41 0:0:0:0:0:ffff:4702:8529
71.2.133.42 0:0:0:0:0:ffff:4702:852a
71.2.133.43 0:0:0:0:0:ffff:4702:852b
71.2.133.44 0:0:0:0:0:ffff:4702:852c
71.2.133.45 0:0:0:0:0:ffff:4702:852d
71.2.133.46 0:0:0:0:0:ffff:4702:852e
71.2.133.47 0:0:0:0:0:ffff:4702:852f
71.2.133.48 0:0:0:0:0:ffff:4702:8530
71.2.133.49 0:0:0:0:0:ffff:4702:8531
71.2.133.50 0:0:0:0:0:ffff:4702:8532
71.2.133.51 0:0:0:0:0:ffff:4702:8533
71.2.133.52 0:0:0:0:0:ffff:4702:8534
71.2.133.53 0:0:0:0:0:ffff:4702:8535
71.2.133.54 0:0:0:0:0:ffff:4702:8536
71.2.133.55 0:0:0:0:0:ffff:4702:8537
71.2.133.56 0:0:0:0:0:ffff:4702:8538
71.2.133.57 0:0:0:0:0:ffff:4702:8539
71.2.133.58 0:0:0:0:0:ffff:4702:853a
71.2.133.59 0:0:0:0:0:ffff:4702:853b
71.2.133.60 0:0:0:0:0:ffff:4702:853c


71.2.133.61 0:0:0:0:0:ffff:4702:853d
71.2.133.62 0:0:0:0:0:ffff:4702:853e
71.2.133.63 0:0:0:0:0:ffff:4702:853f
71.2.133.64 0:0:0:0:0:ffff:4702:8540
71.2.133.65 0:0:0:0:0:ffff:4702:8541
71.2.133.66 0:0:0:0:0:ffff:4702:8542
71.2.133.67 0:0:0:0:0:ffff:4702:8543
71.2.133.68 0:0:0:0:0:ffff:4702:8544
71.2.133.69 0:0:0:0:0:ffff:4702:8545
71.2.133.70 0:0:0:0:0:ffff:4702:8546
71.2.133.71 0:0:0:0:0:ffff:4702:8547
71.2.133.72 0:0:0:0:0:ffff:4702:8548
71.2.133.73 0:0:0:0:0:ffff:4702:8549
71.2.133.74 0:0:0:0:0:ffff:4702:854a
71.2.133.75 0:0:0:0:0:ffff:4702:854b
71.2.133.76 0:0:0:0:0:ffff:4702:854c
71.2.133.77 0:0:0:0:0:ffff:4702:854d
71.2.133.78 0:0:0:0:0:ffff:4702:854e
71.2.133.79 0:0:0:0:0:ffff:4702:854f
71.2.133.80 0:0:0:0:0:ffff:4702:8550
71.2.133.81 0:0:0:0:0:ffff:4702:8551
71.2.133.82 0:0:0:0:0:ffff:4702:8552
71.2.133.83 0:0:0:0:0:ffff:4702:8553
71.2.133.84 0:0:0:0:0:ffff:4702:8554
71.2.133.85 0:0:0:0:0:ffff:4702:8555
71.2.133.86 0:0:0:0:0:ffff:4702:8556
71.2.133.87 0:0:0:0:0:ffff:4702:8557
71.2.133.88 0:0:0:0:0:ffff:4702:8558
71.2.133.89 0:0:0:0:0:ffff:4702:8559
71.2.133.90 0:0:0:0:0:ffff:4702:855a
71.2.133.91 0:0:0:0:0:ffff:4702:855b
71.2.133.92 0:0:0:0:0:ffff:4702:855c
71.2.133.93 0:0:0:0:0:ffff:4702:855d
71.2.133.94 0:0:0:0:0:ffff:4702:855e
71.2.133.95 0:0:0:0:0:ffff:4702:855f
71.2.133.96 0:0:0:0:0:ffff:4702:8560
71.2.133.97 0:0:0:0:0:ffff:4702:8561
71.2.133.98 0:0:0:0:0:ffff:4702:8562
71.2.133.99 0:0:0:0:0:ffff:4702:8563
71.2.133.100 0:0:0:0:0:ffff:4702:8564
71.2.133.101 0:0:0:0:0:ffff:4702:8565
71.2.133.102 0:0:0:0:0:ffff:4702:8566
71.2.133.103 0:0:0:0:0:ffff:4702:8567
71.2.133.104 0:0:0:0:0:ffff:4702:8568
71.2.133.105 0:0:0:0:0:ffff:4702:8569
71.2.133.106 0:0:0:0:0:ffff:4702:856a
71.2.133.107 0:0:0:0:0:ffff:4702:856b
71.2.133.108 0:0:0:0:0:ffff:4702:856c
71.2.133.109 0:0:0:0:0:ffff:4702:856d
71.2.133.110 0:0:0:0:0:ffff:4702:856e
71.2.133.111 0:0:0:0:0:ffff:4702:856f
71.2.133.112 0:0:0:0:0:ffff:4702:8570
71.2.133.113 0:0:0:0:0:ffff:4702:8571
71.2.133.114 0:0:0:0:0:ffff:4702:8572
71.2.133.115 0:0:0:0:0:ffff:4702:8573
71.2.133.116 0:0:0:0:0:ffff:4702:8574
71.2.133.117 0:0:0:0:0:ffff:4702:8575
71.2.133.118 0:0:0:0:0:ffff:4702:8576
71.2.133.119 0:0:0:0:0:ffff:4702:8577
71.2.133.120 0:0:0:0:0:ffff:4702:8578


71.2.133.121 0:0:0:0:0:ffff:4702:8579
71.2.133.122 0:0:0:0:0:ffff:4702:857a
71.2.133.123 0:0:0:0:0:ffff:4702:857b
71.2.133.124 0:0:0:0:0:ffff:4702:857c
71.2.133.125 0:0:0:0:0:ffff:4702:857d
71.2.133.126 0:0:0:0:0:ffff:4702:857e
71.2.133.127 0:0:0:0:0:ffff:4702:857f
71.2.133.128 0:0:0:0:0:ffff:4702:8580
71.2.133.129 0:0:0:0:0:ffff:4702:8581
71.2.133.130 0:0:0:0:0:ffff:4702:8582
71.2.133.131 0:0:0:0:0:ffff:4702:8583
71.2.133.132 0:0:0:0:0:ffff:4702:8584
71.2.133.133 0:0:0:0:0:ffff:4702:8585
71.2.133.134 0:0:0:0:0:ffff:4702:8586
71.2.133.135 0:0:0:0:0:ffff:4702:8587
71.2.133.136 0:0:0:0:0:ffff:4702:8588
71.2.133.137 0:0:0:0:0:ffff:4702:8589
71.2.133.138 0:0:0:0:0:ffff:4702:858a
71.2.133.139 0:0:0:0:0:ffff:4702:858b
71.2.133.140 0:0:0:0:0:ffff:4702:858c
71.2.133.141 0:0:0:0:0:ffff:4702:858d
71.2.133.142 0:0:0:0:0:ffff:4702:858e
71.2.133.143 0:0:0:0:0:ffff:4702:858f
71.2.133.144 0:0:0:0:0:ffff:4702:8590
71.2.133.145 0:0:0:0:0:ffff:4702:8591
71.2.133.146 0:0:0:0:0:ffff:4702:8592
71.2.133.147 0:0:0:0:0:ffff:4702:8593
71.2.133.148 0:0:0:0:0:ffff:4702:8594
71.2.133.149 0:0:0:0:0:ffff:4702:8595
71.2.133.150 0:0:0:0:0:ffff:4702:8596
71.2.133.151 0:0:0:0:0:ffff:4702:8597
71.2.133.152 0:0:0:0:0:ffff:4702:8598
71.2.133.153 0:0:0:0:0:ffff:4702:8599
71.2.133.154 0:0:0:0:0:ffff:4702:859a
71.2.133.155 0:0:0:0:0:ffff:4702:859b
71.2.133.156 0:0:0:0:0:ffff:4702:859c
71.2.133.157 0:0:0:0:0:ffff:4702:859d
71.2.133.158 0:0:0:0:0:ffff:4702:859e
71.2.133.159 0:0:0:0:0:ffff:4702:859f
71.2.133.160 0:0:0:0:0:ffff:4702:85a0
71.2.133.161 0:0:0:0:0:ffff:4702:85a1
71.2.133.162 0:0:0:0:0:ffff:4702:85a2
71.2.133.163 0:0:0:0:0:ffff:4702:85a3
71.2.133.164 0:0:0:0:0:ffff:4702:85a4
71.2.133.165 0:0:0:0:0:ffff:4702:85a5
71.2.133.166 0:0:0:0:0:ffff:4702:85a6
71.2.133.167 0:0:0:0:0:ffff:4702:85a7
71.2.133.168 0:0:0:0:0:ffff:4702:85a8
71.2.133.169 0:0:0:0:0:ffff:4702:85a9
71.2.133.170 0:0:0:0:0:ffff:4702:85aa
71.2.133.171 0:0:0:0:0:ffff:4702:85ab
71.2.133.172 0:0:0:0:0:ffff:4702:85ac
71.2.133.173 0:0:0:0:0:ffff:4702:85ad
71.2.133.174 0:0:0:0:0:ffff:4702:85ae
71.2.133.175 0:0:0:0:0:ffff:4702:85af
71.2.133.176 0:0:0:0:0:ffff:4702:85b0
71.2.133.177 0:0:0:0:0:ffff:4702:85b1
71.2.133.178 0:0:0:0:0:ffff:4702:85b2
71.2.133.179 0:0:0:0:0:ffff:4702:85b3
71.2.133.180 0:0:0:0:0:ffff:4702:85b4


71.2.133.181 0:0:0:0:0:ffff:4702:85b5
71.2.133.182 0:0:0:0:0:ffff:4702:85b6
71.2.133.183 0:0:0:0:0:ffff:4702:85b7
71.2.133.184 0:0:0:0:0:ffff:4702:85b8
71.2.133.185 0:0:0:0:0:ffff:4702:85b9
71.2.133.186 0:0:0:0:0:ffff:4702:85ba
71.2.133.187 0:0:0:0:0:ffff:4702:85bb
71.2.133.188 0:0:0:0:0:ffff:4702:85bc
71.2.133.189 0:0:0:0:0:ffff:4702:85bd
71.2.133.190 0:0:0:0:0:ffff:4702:85be
71.2.133.191 0:0:0:0:0:ffff:4702:85bf
71.2.133.192 0:0:0:0:0:ffff:4702:85c0
71.2.133.193 0:0:0:0:0:ffff:4702:85c1
71.2.133.194 0:0:0:0:0:ffff:4702:85c2
71.2.133.195 0:0:0:0:0:ffff:4702:85c3
71.2.133.196 0:0:0:0:0:ffff:4702:85c4
71.2.133.197 0:0:0:0:0:ffff:4702:85c5
71.2.133.198 0:0:0:0:0:ffff:4702:85c6
71.2.133.199 0:0:0:0:0:ffff:4702:85c7
71.2.133.200 0:0:0:0:0:ffff:4702:85c8
71.2.133.201 0:0:0:0:0:ffff:4702:85c9
71.2.133.202 0:0:0:0:0:ffff:4702:85ca
71.2.133.203 0:0:0:0:0:ffff:4702:85cb
71.2.133.204 0:0:0:0:0:ffff:4702:85cc
71.2.133.205 0:0:0:0:0:ffff:4702:85cd
71.2.133.206 0:0:0:0:0:ffff:4702:85ce
71.2.133.207 0:0:0:0:0:ffff:4702:85cf
71.2.133.208 0:0:0:0:0:ffff:4702:85d0
71.2.133.209 0:0:0:0:0:ffff:4702:85d1
71.2.133.210 0:0:0:0:0:ffff:4702:85d2
71.2.133.211 0:0:0:0:0:ffff:4702:85d3
71.2.133.212 0:0:0:0:0:ffff:4702:85d4
71.2.133.213 0:0:0:0:0:ffff:4702:85d5
71.2.133.214 0:0:0:0:0:ffff:4702:85d6
71.2.133.215 0:0:0:0:0:ffff:4702:85d7
71.2.133.216 0:0:0:0:0:ffff:4702:85d8
71.2.133.217 0:0:0:0:0:ffff:4702:85d9
71.2.133.218 0:0:0:0:0:ffff:4702:85da
71.2.133.219 0:0:0:0:0:ffff:4702:85db
71.2.133.220 0:0:0:0:0:ffff:4702:85dc
71.2.133.221 0:0:0:0:0:ffff:4702:85dd
71.2.133.222 0:0:0:0:0:ffff:4702:85de
71.2.133.223 0:0:0:0:0:ffff:4702:85df
71.2.133.224 0:0:0:0:0:ffff:4702:85e0
71.2.133.225 0:0:0:0:0:ffff:4702:85e1
71.2.133.226 0:0:0:0:0:ffff:4702:85e2
71.2.133.227 0:0:0:0:0:ffff:4702:85e3
71.2.133.228 0:0:0:0:0:ffff:4702:85e4
71.2.133.229 0:0:0:0:0:ffff:4702:85e5
71.2.133.230 0:0:0:0:0:ffff:4702:85e6
71.2.133.231 0:0:0:0:0:ffff:4702:85e7
71.2.133.232 0:0:0:0:0:ffff:4702:85e8
71.2.133.233 0:0:0:0:0:ffff:4702:85e9
71.2.133.234 0:0:0:0:0:ffff:4702:85ea
71.2.133.235 0:0:0:0:0:ffff:4702:85eb
71.2.133.236 0:0:0:0:0:ffff:4702:85ec
71.2.133.237 0:0:0:0:0:ffff:4702:85ed
71.2.133.238 0:0:0:0:0:ffff:4702:85ee
71.2.133.239 0:0:0:0:0:ffff:4702:85ef
71.2.133.240 0:0:0:0:0:ffff:4702:85f0
71.2.133.241 0:0:0:0:0:ffff:4702:85f1
71.2.133.242 0:0:0:0:0:ffff:4702:85f2
71.2.133.243 0:0:0:0:0:ffff:4702:85f3
71.2.133.244 0:0:0:0:0:ffff:4702:85f4
71.2.133.245 0:0:0:0:0:ffff:4702:85f5
71.2.133.246 0:0:0:0:0:ffff:4702:85f6
71.2.133.247 0:0:0:0:0:ffff:4702:85f7
71.2.133.248 0:0:0:0:0:ffff:4702:85f8
71.2.133.249 0:0:0:0:0:ffff:4702:85f9
71.2.133.250 0:0:0:0:0:ffff:4702:85fa
71.2.133.251 0:0:0:0:0:ffff:4702:85fb
71.2.133.252 0:0:0:0:0:ffff:4702:85fc
71.2.133.253 0:0:0:0:0:ffff:4702:85fd
71.2.133.254 0:0:0:0:0:ffff:4702:85fe
71.2.133.255 0:0:0:0:0:ffff:4702:85ff


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.