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
72.72.213.1 0:0:0:0:0:ffff:4848:d501
72.72.213.2 0:0:0:0:0:ffff:4848:d502
72.72.213.3 0:0:0:0:0:ffff:4848:d503
72.72.213.4 0:0:0:0:0:ffff:4848:d504
72.72.213.5 0:0:0:0:0:ffff:4848:d505
72.72.213.6 0:0:0:0:0:ffff:4848:d506
72.72.213.7 0:0:0:0:0:ffff:4848:d507
72.72.213.8 0:0:0:0:0:ffff:4848:d508
72.72.213.9 0:0:0:0:0:ffff:4848:d509
72.72.213.10 0:0:0:0:0:ffff:4848:d50a
72.72.213.11 0:0:0:0:0:ffff:4848:d50b
72.72.213.12 0:0:0:0:0:ffff:4848:d50c
72.72.213.13 0:0:0:0:0:ffff:4848:d50d
72.72.213.14 0:0:0:0:0:ffff:4848:d50e
72.72.213.15 0:0:0:0:0:ffff:4848:d50f
72.72.213.16 0:0:0:0:0:ffff:4848:d510
72.72.213.17 0:0:0:0:0:ffff:4848:d511
72.72.213.18 0:0:0:0:0:ffff:4848:d512
72.72.213.19 0:0:0:0:0:ffff:4848:d513
72.72.213.20 0:0:0:0:0:ffff:4848:d514
72.72.213.21 0:0:0:0:0:ffff:4848:d515
72.72.213.22 0:0:0:0:0:ffff:4848:d516
72.72.213.23 0:0:0:0:0:ffff:4848:d517
72.72.213.24 0:0:0:0:0:ffff:4848:d518
72.72.213.25 0:0:0:0:0:ffff:4848:d519
72.72.213.26 0:0:0:0:0:ffff:4848:d51a
72.72.213.27 0:0:0:0:0:ffff:4848:d51b
72.72.213.28 0:0:0:0:0:ffff:4848:d51c
72.72.213.29 0:0:0:0:0:ffff:4848:d51d
72.72.213.30 0:0:0:0:0:ffff:4848:d51e
72.72.213.31 0:0:0:0:0:ffff:4848:d51f
72.72.213.32 0:0:0:0:0:ffff:4848:d520
72.72.213.33 0:0:0:0:0:ffff:4848:d521
72.72.213.34 0:0:0:0:0:ffff:4848:d522
72.72.213.35 0:0:0:0:0:ffff:4848:d523
72.72.213.36 0:0:0:0:0:ffff:4848:d524
72.72.213.37 0:0:0:0:0:ffff:4848:d525
72.72.213.38 0:0:0:0:0:ffff:4848:d526
72.72.213.39 0:0:0:0:0:ffff:4848:d527
72.72.213.40 0:0:0:0:0:ffff:4848:d528
72.72.213.41 0:0:0:0:0:ffff:4848:d529
72.72.213.42 0:0:0:0:0:ffff:4848:d52a
72.72.213.43 0:0:0:0:0:ffff:4848:d52b
72.72.213.44 0:0:0:0:0:ffff:4848:d52c
72.72.213.45 0:0:0:0:0:ffff:4848:d52d
72.72.213.46 0:0:0:0:0:ffff:4848:d52e
72.72.213.47 0:0:0:0:0:ffff:4848:d52f
72.72.213.48 0:0:0:0:0:ffff:4848:d530
72.72.213.49 0:0:0:0:0:ffff:4848:d531
72.72.213.50 0:0:0:0:0:ffff:4848:d532
72.72.213.51 0:0:0:0:0:ffff:4848:d533
72.72.213.52 0:0:0:0:0:ffff:4848:d534
72.72.213.53 0:0:0:0:0:ffff:4848:d535
72.72.213.54 0:0:0:0:0:ffff:4848:d536
72.72.213.55 0:0:0:0:0:ffff:4848:d537
72.72.213.56 0:0:0:0:0:ffff:4848:d538
72.72.213.57 0:0:0:0:0:ffff:4848:d539
72.72.213.58 0:0:0:0:0:ffff:4848:d53a
72.72.213.59 0:0:0:0:0:ffff:4848:d53b
72.72.213.60 0:0:0:0:0:ffff:4848:d53c


72.72.213.61 0:0:0:0:0:ffff:4848:d53d
72.72.213.62 0:0:0:0:0:ffff:4848:d53e
72.72.213.63 0:0:0:0:0:ffff:4848:d53f
72.72.213.64 0:0:0:0:0:ffff:4848:d540
72.72.213.65 0:0:0:0:0:ffff:4848:d541
72.72.213.66 0:0:0:0:0:ffff:4848:d542
72.72.213.67 0:0:0:0:0:ffff:4848:d543
72.72.213.68 0:0:0:0:0:ffff:4848:d544
72.72.213.69 0:0:0:0:0:ffff:4848:d545
72.72.213.70 0:0:0:0:0:ffff:4848:d546
72.72.213.71 0:0:0:0:0:ffff:4848:d547
72.72.213.72 0:0:0:0:0:ffff:4848:d548
72.72.213.73 0:0:0:0:0:ffff:4848:d549
72.72.213.74 0:0:0:0:0:ffff:4848:d54a
72.72.213.75 0:0:0:0:0:ffff:4848:d54b
72.72.213.76 0:0:0:0:0:ffff:4848:d54c
72.72.213.77 0:0:0:0:0:ffff:4848:d54d
72.72.213.78 0:0:0:0:0:ffff:4848:d54e
72.72.213.79 0:0:0:0:0:ffff:4848:d54f
72.72.213.80 0:0:0:0:0:ffff:4848:d550
72.72.213.81 0:0:0:0:0:ffff:4848:d551
72.72.213.82 0:0:0:0:0:ffff:4848:d552
72.72.213.83 0:0:0:0:0:ffff:4848:d553
72.72.213.84 0:0:0:0:0:ffff:4848:d554
72.72.213.85 0:0:0:0:0:ffff:4848:d555
72.72.213.86 0:0:0:0:0:ffff:4848:d556
72.72.213.87 0:0:0:0:0:ffff:4848:d557
72.72.213.88 0:0:0:0:0:ffff:4848:d558
72.72.213.89 0:0:0:0:0:ffff:4848:d559
72.72.213.90 0:0:0:0:0:ffff:4848:d55a
72.72.213.91 0:0:0:0:0:ffff:4848:d55b
72.72.213.92 0:0:0:0:0:ffff:4848:d55c
72.72.213.93 0:0:0:0:0:ffff:4848:d55d
72.72.213.94 0:0:0:0:0:ffff:4848:d55e
72.72.213.95 0:0:0:0:0:ffff:4848:d55f
72.72.213.96 0:0:0:0:0:ffff:4848:d560
72.72.213.97 0:0:0:0:0:ffff:4848:d561
72.72.213.98 0:0:0:0:0:ffff:4848:d562
72.72.213.99 0:0:0:0:0:ffff:4848:d563
72.72.213.100 0:0:0:0:0:ffff:4848:d564
72.72.213.101 0:0:0:0:0:ffff:4848:d565
72.72.213.102 0:0:0:0:0:ffff:4848:d566
72.72.213.103 0:0:0:0:0:ffff:4848:d567
72.72.213.104 0:0:0:0:0:ffff:4848:d568
72.72.213.105 0:0:0:0:0:ffff:4848:d569
72.72.213.106 0:0:0:0:0:ffff:4848:d56a
72.72.213.107 0:0:0:0:0:ffff:4848:d56b
72.72.213.108 0:0:0:0:0:ffff:4848:d56c
72.72.213.109 0:0:0:0:0:ffff:4848:d56d
72.72.213.110 0:0:0:0:0:ffff:4848:d56e
72.72.213.111 0:0:0:0:0:ffff:4848:d56f
72.72.213.112 0:0:0:0:0:ffff:4848:d570
72.72.213.113 0:0:0:0:0:ffff:4848:d571
72.72.213.114 0:0:0:0:0:ffff:4848:d572
72.72.213.115 0:0:0:0:0:ffff:4848:d573
72.72.213.116 0:0:0:0:0:ffff:4848:d574
72.72.213.117 0:0:0:0:0:ffff:4848:d575
72.72.213.118 0:0:0:0:0:ffff:4848:d576
72.72.213.119 0:0:0:0:0:ffff:4848:d577
72.72.213.120 0:0:0:0:0:ffff:4848:d578


72.72.213.121 0:0:0:0:0:ffff:4848:d579
72.72.213.122 0:0:0:0:0:ffff:4848:d57a
72.72.213.123 0:0:0:0:0:ffff:4848:d57b
72.72.213.124 0:0:0:0:0:ffff:4848:d57c
72.72.213.125 0:0:0:0:0:ffff:4848:d57d
72.72.213.126 0:0:0:0:0:ffff:4848:d57e
72.72.213.127 0:0:0:0:0:ffff:4848:d57f
72.72.213.128 0:0:0:0:0:ffff:4848:d580
72.72.213.129 0:0:0:0:0:ffff:4848:d581
72.72.213.130 0:0:0:0:0:ffff:4848:d582
72.72.213.131 0:0:0:0:0:ffff:4848:d583
72.72.213.132 0:0:0:0:0:ffff:4848:d584
72.72.213.133 0:0:0:0:0:ffff:4848:d585
72.72.213.134 0:0:0:0:0:ffff:4848:d586
72.72.213.135 0:0:0:0:0:ffff:4848:d587
72.72.213.136 0:0:0:0:0:ffff:4848:d588
72.72.213.137 0:0:0:0:0:ffff:4848:d589
72.72.213.138 0:0:0:0:0:ffff:4848:d58a
72.72.213.139 0:0:0:0:0:ffff:4848:d58b
72.72.213.140 0:0:0:0:0:ffff:4848:d58c
72.72.213.141 0:0:0:0:0:ffff:4848:d58d
72.72.213.142 0:0:0:0:0:ffff:4848:d58e
72.72.213.143 0:0:0:0:0:ffff:4848:d58f
72.72.213.144 0:0:0:0:0:ffff:4848:d590
72.72.213.145 0:0:0:0:0:ffff:4848:d591
72.72.213.146 0:0:0:0:0:ffff:4848:d592
72.72.213.147 0:0:0:0:0:ffff:4848:d593
72.72.213.148 0:0:0:0:0:ffff:4848:d594
72.72.213.149 0:0:0:0:0:ffff:4848:d595
72.72.213.150 0:0:0:0:0:ffff:4848:d596
72.72.213.151 0:0:0:0:0:ffff:4848:d597
72.72.213.152 0:0:0:0:0:ffff:4848:d598
72.72.213.153 0:0:0:0:0:ffff:4848:d599
72.72.213.154 0:0:0:0:0:ffff:4848:d59a
72.72.213.155 0:0:0:0:0:ffff:4848:d59b
72.72.213.156 0:0:0:0:0:ffff:4848:d59c
72.72.213.157 0:0:0:0:0:ffff:4848:d59d
72.72.213.158 0:0:0:0:0:ffff:4848:d59e
72.72.213.159 0:0:0:0:0:ffff:4848:d59f
72.72.213.160 0:0:0:0:0:ffff:4848:d5a0
72.72.213.161 0:0:0:0:0:ffff:4848:d5a1
72.72.213.162 0:0:0:0:0:ffff:4848:d5a2
72.72.213.163 0:0:0:0:0:ffff:4848:d5a3
72.72.213.164 0:0:0:0:0:ffff:4848:d5a4
72.72.213.165 0:0:0:0:0:ffff:4848:d5a5
72.72.213.166 0:0:0:0:0:ffff:4848:d5a6
72.72.213.167 0:0:0:0:0:ffff:4848:d5a7
72.72.213.168 0:0:0:0:0:ffff:4848:d5a8
72.72.213.169 0:0:0:0:0:ffff:4848:d5a9
72.72.213.170 0:0:0:0:0:ffff:4848:d5aa
72.72.213.171 0:0:0:0:0:ffff:4848:d5ab
72.72.213.172 0:0:0:0:0:ffff:4848:d5ac
72.72.213.173 0:0:0:0:0:ffff:4848:d5ad
72.72.213.174 0:0:0:0:0:ffff:4848:d5ae
72.72.213.175 0:0:0:0:0:ffff:4848:d5af
72.72.213.176 0:0:0:0:0:ffff:4848:d5b0
72.72.213.177 0:0:0:0:0:ffff:4848:d5b1
72.72.213.178 0:0:0:0:0:ffff:4848:d5b2
72.72.213.179 0:0:0:0:0:ffff:4848:d5b3
72.72.213.180 0:0:0:0:0:ffff:4848:d5b4


72.72.213.181 0:0:0:0:0:ffff:4848:d5b5
72.72.213.182 0:0:0:0:0:ffff:4848:d5b6
72.72.213.183 0:0:0:0:0:ffff:4848:d5b7
72.72.213.184 0:0:0:0:0:ffff:4848:d5b8
72.72.213.185 0:0:0:0:0:ffff:4848:d5b9
72.72.213.186 0:0:0:0:0:ffff:4848:d5ba
72.72.213.187 0:0:0:0:0:ffff:4848:d5bb
72.72.213.188 0:0:0:0:0:ffff:4848:d5bc
72.72.213.189 0:0:0:0:0:ffff:4848:d5bd
72.72.213.190 0:0:0:0:0:ffff:4848:d5be
72.72.213.191 0:0:0:0:0:ffff:4848:d5bf
72.72.213.192 0:0:0:0:0:ffff:4848:d5c0
72.72.213.193 0:0:0:0:0:ffff:4848:d5c1
72.72.213.194 0:0:0:0:0:ffff:4848:d5c2
72.72.213.195 0:0:0:0:0:ffff:4848:d5c3
72.72.213.196 0:0:0:0:0:ffff:4848:d5c4
72.72.213.197 0:0:0:0:0:ffff:4848:d5c5
72.72.213.198 0:0:0:0:0:ffff:4848:d5c6
72.72.213.199 0:0:0:0:0:ffff:4848:d5c7
72.72.213.200 0:0:0:0:0:ffff:4848:d5c8
72.72.213.201 0:0:0:0:0:ffff:4848:d5c9
72.72.213.202 0:0:0:0:0:ffff:4848:d5ca
72.72.213.203 0:0:0:0:0:ffff:4848:d5cb
72.72.213.204 0:0:0:0:0:ffff:4848:d5cc
72.72.213.205 0:0:0:0:0:ffff:4848:d5cd
72.72.213.206 0:0:0:0:0:ffff:4848:d5ce
72.72.213.207 0:0:0:0:0:ffff:4848:d5cf
72.72.213.208 0:0:0:0:0:ffff:4848:d5d0
72.72.213.209 0:0:0:0:0:ffff:4848:d5d1
72.72.213.210 0:0:0:0:0:ffff:4848:d5d2
72.72.213.211 0:0:0:0:0:ffff:4848:d5d3
72.72.213.212 0:0:0:0:0:ffff:4848:d5d4
72.72.213.213 0:0:0:0:0:ffff:4848:d5d5
72.72.213.214 0:0:0:0:0:ffff:4848:d5d6
72.72.213.215 0:0:0:0:0:ffff:4848:d5d7
72.72.213.216 0:0:0:0:0:ffff:4848:d5d8
72.72.213.217 0:0:0:0:0:ffff:4848:d5d9
72.72.213.218 0:0:0:0:0:ffff:4848:d5da
72.72.213.219 0:0:0:0:0:ffff:4848:d5db
72.72.213.220 0:0:0:0:0:ffff:4848:d5dc
72.72.213.221 0:0:0:0:0:ffff:4848:d5dd
72.72.213.222 0:0:0:0:0:ffff:4848:d5de
72.72.213.223 0:0:0:0:0:ffff:4848:d5df
72.72.213.224 0:0:0:0:0:ffff:4848:d5e0
72.72.213.225 0:0:0:0:0:ffff:4848:d5e1
72.72.213.226 0:0:0:0:0:ffff:4848:d5e2
72.72.213.227 0:0:0:0:0:ffff:4848:d5e3
72.72.213.228 0:0:0:0:0:ffff:4848:d5e4
72.72.213.229 0:0:0:0:0:ffff:4848:d5e5
72.72.213.230 0:0:0:0:0:ffff:4848:d5e6
72.72.213.231 0:0:0:0:0:ffff:4848:d5e7
72.72.213.232 0:0:0:0:0:ffff:4848:d5e8
72.72.213.233 0:0:0:0:0:ffff:4848:d5e9
72.72.213.234 0:0:0:0:0:ffff:4848:d5ea
72.72.213.235 0:0:0:0:0:ffff:4848:d5eb
72.72.213.236 0:0:0:0:0:ffff:4848:d5ec
72.72.213.237 0:0:0:0:0:ffff:4848:d5ed
72.72.213.238 0:0:0:0:0:ffff:4848:d5ee
72.72.213.239 0:0:0:0:0:ffff:4848:d5ef
72.72.213.240 0:0:0:0:0:ffff:4848:d5f0
72.72.213.241 0:0:0:0:0:ffff:4848:d5f1
72.72.213.242 0:0:0:0:0:ffff:4848:d5f2
72.72.213.243 0:0:0:0:0:ffff:4848:d5f3
72.72.213.244 0:0:0:0:0:ffff:4848:d5f4
72.72.213.245 0:0:0:0:0:ffff:4848:d5f5
72.72.213.246 0:0:0:0:0:ffff:4848:d5f6
72.72.213.247 0:0:0:0:0:ffff:4848:d5f7
72.72.213.248 0:0:0:0:0:ffff:4848:d5f8
72.72.213.249 0:0:0:0:0:ffff:4848:d5f9
72.72.213.250 0:0:0:0:0:ffff:4848:d5fa
72.72.213.251 0:0:0:0:0:ffff:4848:d5fb
72.72.213.252 0:0:0:0:0:ffff:4848:d5fc
72.72.213.253 0:0:0:0:0:ffff:4848:d5fd
72.72.213.254 0:0:0:0:0:ffff:4848:d5fe
72.72.213.255 0:0:0:0:0:ffff:4848:d5ff


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.