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
104.51.72.1 0:0:0:0:0:ffff:6833:4801
104.51.72.2 0:0:0:0:0:ffff:6833:4802
104.51.72.3 0:0:0:0:0:ffff:6833:4803
104.51.72.4 0:0:0:0:0:ffff:6833:4804
104.51.72.5 0:0:0:0:0:ffff:6833:4805
104.51.72.6 0:0:0:0:0:ffff:6833:4806
104.51.72.7 0:0:0:0:0:ffff:6833:4807
104.51.72.8 0:0:0:0:0:ffff:6833:4808
104.51.72.9 0:0:0:0:0:ffff:6833:4809
104.51.72.10 0:0:0:0:0:ffff:6833:480a
104.51.72.11 0:0:0:0:0:ffff:6833:480b
104.51.72.12 0:0:0:0:0:ffff:6833:480c
104.51.72.13 0:0:0:0:0:ffff:6833:480d
104.51.72.14 0:0:0:0:0:ffff:6833:480e
104.51.72.15 0:0:0:0:0:ffff:6833:480f
104.51.72.16 0:0:0:0:0:ffff:6833:4810
104.51.72.17 0:0:0:0:0:ffff:6833:4811
104.51.72.18 0:0:0:0:0:ffff:6833:4812
104.51.72.19 0:0:0:0:0:ffff:6833:4813
104.51.72.20 0:0:0:0:0:ffff:6833:4814
104.51.72.21 0:0:0:0:0:ffff:6833:4815
104.51.72.22 0:0:0:0:0:ffff:6833:4816
104.51.72.23 0:0:0:0:0:ffff:6833:4817
104.51.72.24 0:0:0:0:0:ffff:6833:4818
104.51.72.25 0:0:0:0:0:ffff:6833:4819
104.51.72.26 0:0:0:0:0:ffff:6833:481a
104.51.72.27 0:0:0:0:0:ffff:6833:481b
104.51.72.28 0:0:0:0:0:ffff:6833:481c
104.51.72.29 0:0:0:0:0:ffff:6833:481d
104.51.72.30 0:0:0:0:0:ffff:6833:481e
104.51.72.31 0:0:0:0:0:ffff:6833:481f
104.51.72.32 0:0:0:0:0:ffff:6833:4820
104.51.72.33 0:0:0:0:0:ffff:6833:4821
104.51.72.34 0:0:0:0:0:ffff:6833:4822
104.51.72.35 0:0:0:0:0:ffff:6833:4823
104.51.72.36 0:0:0:0:0:ffff:6833:4824
104.51.72.37 0:0:0:0:0:ffff:6833:4825
104.51.72.38 0:0:0:0:0:ffff:6833:4826
104.51.72.39 0:0:0:0:0:ffff:6833:4827
104.51.72.40 0:0:0:0:0:ffff:6833:4828
104.51.72.41 0:0:0:0:0:ffff:6833:4829
104.51.72.42 0:0:0:0:0:ffff:6833:482a
104.51.72.43 0:0:0:0:0:ffff:6833:482b
104.51.72.44 0:0:0:0:0:ffff:6833:482c
104.51.72.45 0:0:0:0:0:ffff:6833:482d
104.51.72.46 0:0:0:0:0:ffff:6833:482e
104.51.72.47 0:0:0:0:0:ffff:6833:482f
104.51.72.48 0:0:0:0:0:ffff:6833:4830
104.51.72.49 0:0:0:0:0:ffff:6833:4831
104.51.72.50 0:0:0:0:0:ffff:6833:4832
104.51.72.51 0:0:0:0:0:ffff:6833:4833
104.51.72.52 0:0:0:0:0:ffff:6833:4834
104.51.72.53 0:0:0:0:0:ffff:6833:4835
104.51.72.54 0:0:0:0:0:ffff:6833:4836
104.51.72.55 0:0:0:0:0:ffff:6833:4837
104.51.72.56 0:0:0:0:0:ffff:6833:4838
104.51.72.57 0:0:0:0:0:ffff:6833:4839
104.51.72.58 0:0:0:0:0:ffff:6833:483a
104.51.72.59 0:0:0:0:0:ffff:6833:483b
104.51.72.60 0:0:0:0:0:ffff:6833:483c


104.51.72.61 0:0:0:0:0:ffff:6833:483d
104.51.72.62 0:0:0:0:0:ffff:6833:483e
104.51.72.63 0:0:0:0:0:ffff:6833:483f
104.51.72.64 0:0:0:0:0:ffff:6833:4840
104.51.72.65 0:0:0:0:0:ffff:6833:4841
104.51.72.66 0:0:0:0:0:ffff:6833:4842
104.51.72.67 0:0:0:0:0:ffff:6833:4843
104.51.72.68 0:0:0:0:0:ffff:6833:4844
104.51.72.69 0:0:0:0:0:ffff:6833:4845
104.51.72.70 0:0:0:0:0:ffff:6833:4846
104.51.72.71 0:0:0:0:0:ffff:6833:4847
104.51.72.72 0:0:0:0:0:ffff:6833:4848
104.51.72.73 0:0:0:0:0:ffff:6833:4849
104.51.72.74 0:0:0:0:0:ffff:6833:484a
104.51.72.75 0:0:0:0:0:ffff:6833:484b
104.51.72.76 0:0:0:0:0:ffff:6833:484c
104.51.72.77 0:0:0:0:0:ffff:6833:484d
104.51.72.78 0:0:0:0:0:ffff:6833:484e
104.51.72.79 0:0:0:0:0:ffff:6833:484f
104.51.72.80 0:0:0:0:0:ffff:6833:4850
104.51.72.81 0:0:0:0:0:ffff:6833:4851
104.51.72.82 0:0:0:0:0:ffff:6833:4852
104.51.72.83 0:0:0:0:0:ffff:6833:4853
104.51.72.84 0:0:0:0:0:ffff:6833:4854
104.51.72.85 0:0:0:0:0:ffff:6833:4855
104.51.72.86 0:0:0:0:0:ffff:6833:4856
104.51.72.87 0:0:0:0:0:ffff:6833:4857
104.51.72.88 0:0:0:0:0:ffff:6833:4858
104.51.72.89 0:0:0:0:0:ffff:6833:4859
104.51.72.90 0:0:0:0:0:ffff:6833:485a
104.51.72.91 0:0:0:0:0:ffff:6833:485b
104.51.72.92 0:0:0:0:0:ffff:6833:485c
104.51.72.93 0:0:0:0:0:ffff:6833:485d
104.51.72.94 0:0:0:0:0:ffff:6833:485e
104.51.72.95 0:0:0:0:0:ffff:6833:485f
104.51.72.96 0:0:0:0:0:ffff:6833:4860
104.51.72.97 0:0:0:0:0:ffff:6833:4861
104.51.72.98 0:0:0:0:0:ffff:6833:4862
104.51.72.99 0:0:0:0:0:ffff:6833:4863
104.51.72.100 0:0:0:0:0:ffff:6833:4864
104.51.72.101 0:0:0:0:0:ffff:6833:4865
104.51.72.102 0:0:0:0:0:ffff:6833:4866
104.51.72.103 0:0:0:0:0:ffff:6833:4867
104.51.72.104 0:0:0:0:0:ffff:6833:4868
104.51.72.105 0:0:0:0:0:ffff:6833:4869
104.51.72.106 0:0:0:0:0:ffff:6833:486a
104.51.72.107 0:0:0:0:0:ffff:6833:486b
104.51.72.108 0:0:0:0:0:ffff:6833:486c
104.51.72.109 0:0:0:0:0:ffff:6833:486d
104.51.72.110 0:0:0:0:0:ffff:6833:486e
104.51.72.111 0:0:0:0:0:ffff:6833:486f
104.51.72.112 0:0:0:0:0:ffff:6833:4870
104.51.72.113 0:0:0:0:0:ffff:6833:4871
104.51.72.114 0:0:0:0:0:ffff:6833:4872
104.51.72.115 0:0:0:0:0:ffff:6833:4873
104.51.72.116 0:0:0:0:0:ffff:6833:4874
104.51.72.117 0:0:0:0:0:ffff:6833:4875
104.51.72.118 0:0:0:0:0:ffff:6833:4876
104.51.72.119 0:0:0:0:0:ffff:6833:4877
104.51.72.120 0:0:0:0:0:ffff:6833:4878


104.51.72.121 0:0:0:0:0:ffff:6833:4879
104.51.72.122 0:0:0:0:0:ffff:6833:487a
104.51.72.123 0:0:0:0:0:ffff:6833:487b
104.51.72.124 0:0:0:0:0:ffff:6833:487c
104.51.72.125 0:0:0:0:0:ffff:6833:487d
104.51.72.126 0:0:0:0:0:ffff:6833:487e
104.51.72.127 0:0:0:0:0:ffff:6833:487f
104.51.72.128 0:0:0:0:0:ffff:6833:4880
104.51.72.129 0:0:0:0:0:ffff:6833:4881
104.51.72.130 0:0:0:0:0:ffff:6833:4882
104.51.72.131 0:0:0:0:0:ffff:6833:4883
104.51.72.132 0:0:0:0:0:ffff:6833:4884
104.51.72.133 0:0:0:0:0:ffff:6833:4885
104.51.72.134 0:0:0:0:0:ffff:6833:4886
104.51.72.135 0:0:0:0:0:ffff:6833:4887
104.51.72.136 0:0:0:0:0:ffff:6833:4888
104.51.72.137 0:0:0:0:0:ffff:6833:4889
104.51.72.138 0:0:0:0:0:ffff:6833:488a
104.51.72.139 0:0:0:0:0:ffff:6833:488b
104.51.72.140 0:0:0:0:0:ffff:6833:488c
104.51.72.141 0:0:0:0:0:ffff:6833:488d
104.51.72.142 0:0:0:0:0:ffff:6833:488e
104.51.72.143 0:0:0:0:0:ffff:6833:488f
104.51.72.144 0:0:0:0:0:ffff:6833:4890
104.51.72.145 0:0:0:0:0:ffff:6833:4891
104.51.72.146 0:0:0:0:0:ffff:6833:4892
104.51.72.147 0:0:0:0:0:ffff:6833:4893
104.51.72.148 0:0:0:0:0:ffff:6833:4894
104.51.72.149 0:0:0:0:0:ffff:6833:4895
104.51.72.150 0:0:0:0:0:ffff:6833:4896
104.51.72.151 0:0:0:0:0:ffff:6833:4897
104.51.72.152 0:0:0:0:0:ffff:6833:4898
104.51.72.153 0:0:0:0:0:ffff:6833:4899
104.51.72.154 0:0:0:0:0:ffff:6833:489a
104.51.72.155 0:0:0:0:0:ffff:6833:489b
104.51.72.156 0:0:0:0:0:ffff:6833:489c
104.51.72.157 0:0:0:0:0:ffff:6833:489d
104.51.72.158 0:0:0:0:0:ffff:6833:489e
104.51.72.159 0:0:0:0:0:ffff:6833:489f
104.51.72.160 0:0:0:0:0:ffff:6833:48a0
104.51.72.161 0:0:0:0:0:ffff:6833:48a1
104.51.72.162 0:0:0:0:0:ffff:6833:48a2
104.51.72.163 0:0:0:0:0:ffff:6833:48a3
104.51.72.164 0:0:0:0:0:ffff:6833:48a4
104.51.72.165 0:0:0:0:0:ffff:6833:48a5
104.51.72.166 0:0:0:0:0:ffff:6833:48a6
104.51.72.167 0:0:0:0:0:ffff:6833:48a7
104.51.72.168 0:0:0:0:0:ffff:6833:48a8
104.51.72.169 0:0:0:0:0:ffff:6833:48a9
104.51.72.170 0:0:0:0:0:ffff:6833:48aa
104.51.72.171 0:0:0:0:0:ffff:6833:48ab
104.51.72.172 0:0:0:0:0:ffff:6833:48ac
104.51.72.173 0:0:0:0:0:ffff:6833:48ad
104.51.72.174 0:0:0:0:0:ffff:6833:48ae
104.51.72.175 0:0:0:0:0:ffff:6833:48af
104.51.72.176 0:0:0:0:0:ffff:6833:48b0
104.51.72.177 0:0:0:0:0:ffff:6833:48b1
104.51.72.178 0:0:0:0:0:ffff:6833:48b2
104.51.72.179 0:0:0:0:0:ffff:6833:48b3
104.51.72.180 0:0:0:0:0:ffff:6833:48b4


104.51.72.181 0:0:0:0:0:ffff:6833:48b5
104.51.72.182 0:0:0:0:0:ffff:6833:48b6
104.51.72.183 0:0:0:0:0:ffff:6833:48b7
104.51.72.184 0:0:0:0:0:ffff:6833:48b8
104.51.72.185 0:0:0:0:0:ffff:6833:48b9
104.51.72.186 0:0:0:0:0:ffff:6833:48ba
104.51.72.187 0:0:0:0:0:ffff:6833:48bb
104.51.72.188 0:0:0:0:0:ffff:6833:48bc
104.51.72.189 0:0:0:0:0:ffff:6833:48bd
104.51.72.190 0:0:0:0:0:ffff:6833:48be
104.51.72.191 0:0:0:0:0:ffff:6833:48bf
104.51.72.192 0:0:0:0:0:ffff:6833:48c0
104.51.72.193 0:0:0:0:0:ffff:6833:48c1
104.51.72.194 0:0:0:0:0:ffff:6833:48c2
104.51.72.195 0:0:0:0:0:ffff:6833:48c3
104.51.72.196 0:0:0:0:0:ffff:6833:48c4
104.51.72.197 0:0:0:0:0:ffff:6833:48c5
104.51.72.198 0:0:0:0:0:ffff:6833:48c6
104.51.72.199 0:0:0:0:0:ffff:6833:48c7
104.51.72.200 0:0:0:0:0:ffff:6833:48c8
104.51.72.201 0:0:0:0:0:ffff:6833:48c9
104.51.72.202 0:0:0:0:0:ffff:6833:48ca
104.51.72.203 0:0:0:0:0:ffff:6833:48cb
104.51.72.204 0:0:0:0:0:ffff:6833:48cc
104.51.72.205 0:0:0:0:0:ffff:6833:48cd
104.51.72.206 0:0:0:0:0:ffff:6833:48ce
104.51.72.207 0:0:0:0:0:ffff:6833:48cf
104.51.72.208 0:0:0:0:0:ffff:6833:48d0
104.51.72.209 0:0:0:0:0:ffff:6833:48d1
104.51.72.210 0:0:0:0:0:ffff:6833:48d2
104.51.72.211 0:0:0:0:0:ffff:6833:48d3
104.51.72.212 0:0:0:0:0:ffff:6833:48d4
104.51.72.213 0:0:0:0:0:ffff:6833:48d5
104.51.72.214 0:0:0:0:0:ffff:6833:48d6
104.51.72.215 0:0:0:0:0:ffff:6833:48d7
104.51.72.216 0:0:0:0:0:ffff:6833:48d8
104.51.72.217 0:0:0:0:0:ffff:6833:48d9
104.51.72.218 0:0:0:0:0:ffff:6833:48da
104.51.72.219 0:0:0:0:0:ffff:6833:48db
104.51.72.220 0:0:0:0:0:ffff:6833:48dc
104.51.72.221 0:0:0:0:0:ffff:6833:48dd
104.51.72.222 0:0:0:0:0:ffff:6833:48de
104.51.72.223 0:0:0:0:0:ffff:6833:48df
104.51.72.224 0:0:0:0:0:ffff:6833:48e0
104.51.72.225 0:0:0:0:0:ffff:6833:48e1
104.51.72.226 0:0:0:0:0:ffff:6833:48e2
104.51.72.227 0:0:0:0:0:ffff:6833:48e3
104.51.72.228 0:0:0:0:0:ffff:6833:48e4
104.51.72.229 0:0:0:0:0:ffff:6833:48e5
104.51.72.230 0:0:0:0:0:ffff:6833:48e6
104.51.72.231 0:0:0:0:0:ffff:6833:48e7
104.51.72.232 0:0:0:0:0:ffff:6833:48e8
104.51.72.233 0:0:0:0:0:ffff:6833:48e9
104.51.72.234 0:0:0:0:0:ffff:6833:48ea
104.51.72.235 0:0:0:0:0:ffff:6833:48eb
104.51.72.236 0:0:0:0:0:ffff:6833:48ec
104.51.72.237 0:0:0:0:0:ffff:6833:48ed
104.51.72.238 0:0:0:0:0:ffff:6833:48ee
104.51.72.239 0:0:0:0:0:ffff:6833:48ef
104.51.72.240 0:0:0:0:0:ffff:6833:48f0
104.51.72.241 0:0:0:0:0:ffff:6833:48f1
104.51.72.242 0:0:0:0:0:ffff:6833:48f2
104.51.72.243 0:0:0:0:0:ffff:6833:48f3
104.51.72.244 0:0:0:0:0:ffff:6833:48f4
104.51.72.245 0:0:0:0:0:ffff:6833:48f5
104.51.72.246 0:0:0:0:0:ffff:6833:48f6
104.51.72.247 0:0:0:0:0:ffff:6833:48f7
104.51.72.248 0:0:0:0:0:ffff:6833:48f8
104.51.72.249 0:0:0:0:0:ffff:6833:48f9
104.51.72.250 0:0:0:0:0:ffff:6833:48fa
104.51.72.251 0:0:0:0:0:ffff:6833:48fb
104.51.72.252 0:0:0:0:0:ffff:6833:48fc
104.51.72.253 0:0:0:0:0:ffff:6833:48fd
104.51.72.254 0:0:0:0:0:ffff:6833:48fe
104.51.72.255 0:0:0:0:0:ffff:6833:48ff


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.