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
189.42.72.1 0:0:0:0:0:ffff:bd2a:4801
189.42.72.2 0:0:0:0:0:ffff:bd2a:4802
189.42.72.3 0:0:0:0:0:ffff:bd2a:4803
189.42.72.4 0:0:0:0:0:ffff:bd2a:4804
189.42.72.5 0:0:0:0:0:ffff:bd2a:4805
189.42.72.6 0:0:0:0:0:ffff:bd2a:4806
189.42.72.7 0:0:0:0:0:ffff:bd2a:4807
189.42.72.8 0:0:0:0:0:ffff:bd2a:4808
189.42.72.9 0:0:0:0:0:ffff:bd2a:4809
189.42.72.10 0:0:0:0:0:ffff:bd2a:480a
189.42.72.11 0:0:0:0:0:ffff:bd2a:480b
189.42.72.12 0:0:0:0:0:ffff:bd2a:480c
189.42.72.13 0:0:0:0:0:ffff:bd2a:480d
189.42.72.14 0:0:0:0:0:ffff:bd2a:480e
189.42.72.15 0:0:0:0:0:ffff:bd2a:480f
189.42.72.16 0:0:0:0:0:ffff:bd2a:4810
189.42.72.17 0:0:0:0:0:ffff:bd2a:4811
189.42.72.18 0:0:0:0:0:ffff:bd2a:4812
189.42.72.19 0:0:0:0:0:ffff:bd2a:4813
189.42.72.20 0:0:0:0:0:ffff:bd2a:4814
189.42.72.21 0:0:0:0:0:ffff:bd2a:4815
189.42.72.22 0:0:0:0:0:ffff:bd2a:4816
189.42.72.23 0:0:0:0:0:ffff:bd2a:4817
189.42.72.24 0:0:0:0:0:ffff:bd2a:4818
189.42.72.25 0:0:0:0:0:ffff:bd2a:4819
189.42.72.26 0:0:0:0:0:ffff:bd2a:481a
189.42.72.27 0:0:0:0:0:ffff:bd2a:481b
189.42.72.28 0:0:0:0:0:ffff:bd2a:481c
189.42.72.29 0:0:0:0:0:ffff:bd2a:481d
189.42.72.30 0:0:0:0:0:ffff:bd2a:481e
189.42.72.31 0:0:0:0:0:ffff:bd2a:481f
189.42.72.32 0:0:0:0:0:ffff:bd2a:4820
189.42.72.33 0:0:0:0:0:ffff:bd2a:4821
189.42.72.34 0:0:0:0:0:ffff:bd2a:4822
189.42.72.35 0:0:0:0:0:ffff:bd2a:4823
189.42.72.36 0:0:0:0:0:ffff:bd2a:4824
189.42.72.37 0:0:0:0:0:ffff:bd2a:4825
189.42.72.38 0:0:0:0:0:ffff:bd2a:4826
189.42.72.39 0:0:0:0:0:ffff:bd2a:4827
189.42.72.40 0:0:0:0:0:ffff:bd2a:4828
189.42.72.41 0:0:0:0:0:ffff:bd2a:4829
189.42.72.42 0:0:0:0:0:ffff:bd2a:482a
189.42.72.43 0:0:0:0:0:ffff:bd2a:482b
189.42.72.44 0:0:0:0:0:ffff:bd2a:482c
189.42.72.45 0:0:0:0:0:ffff:bd2a:482d
189.42.72.46 0:0:0:0:0:ffff:bd2a:482e
189.42.72.47 0:0:0:0:0:ffff:bd2a:482f
189.42.72.48 0:0:0:0:0:ffff:bd2a:4830
189.42.72.49 0:0:0:0:0:ffff:bd2a:4831
189.42.72.50 0:0:0:0:0:ffff:bd2a:4832
189.42.72.51 0:0:0:0:0:ffff:bd2a:4833
189.42.72.52 0:0:0:0:0:ffff:bd2a:4834
189.42.72.53 0:0:0:0:0:ffff:bd2a:4835
189.42.72.54 0:0:0:0:0:ffff:bd2a:4836
189.42.72.55 0:0:0:0:0:ffff:bd2a:4837
189.42.72.56 0:0:0:0:0:ffff:bd2a:4838
189.42.72.57 0:0:0:0:0:ffff:bd2a:4839
189.42.72.58 0:0:0:0:0:ffff:bd2a:483a
189.42.72.59 0:0:0:0:0:ffff:bd2a:483b
189.42.72.60 0:0:0:0:0:ffff:bd2a:483c


189.42.72.61 0:0:0:0:0:ffff:bd2a:483d
189.42.72.62 0:0:0:0:0:ffff:bd2a:483e
189.42.72.63 0:0:0:0:0:ffff:bd2a:483f
189.42.72.64 0:0:0:0:0:ffff:bd2a:4840
189.42.72.65 0:0:0:0:0:ffff:bd2a:4841
189.42.72.66 0:0:0:0:0:ffff:bd2a:4842
189.42.72.67 0:0:0:0:0:ffff:bd2a:4843
189.42.72.68 0:0:0:0:0:ffff:bd2a:4844
189.42.72.69 0:0:0:0:0:ffff:bd2a:4845
189.42.72.70 0:0:0:0:0:ffff:bd2a:4846
189.42.72.71 0:0:0:0:0:ffff:bd2a:4847
189.42.72.72 0:0:0:0:0:ffff:bd2a:4848
189.42.72.73 0:0:0:0:0:ffff:bd2a:4849
189.42.72.74 0:0:0:0:0:ffff:bd2a:484a
189.42.72.75 0:0:0:0:0:ffff:bd2a:484b
189.42.72.76 0:0:0:0:0:ffff:bd2a:484c
189.42.72.77 0:0:0:0:0:ffff:bd2a:484d
189.42.72.78 0:0:0:0:0:ffff:bd2a:484e
189.42.72.79 0:0:0:0:0:ffff:bd2a:484f
189.42.72.80 0:0:0:0:0:ffff:bd2a:4850
189.42.72.81 0:0:0:0:0:ffff:bd2a:4851
189.42.72.82 0:0:0:0:0:ffff:bd2a:4852
189.42.72.83 0:0:0:0:0:ffff:bd2a:4853
189.42.72.84 0:0:0:0:0:ffff:bd2a:4854
189.42.72.85 0:0:0:0:0:ffff:bd2a:4855
189.42.72.86 0:0:0:0:0:ffff:bd2a:4856
189.42.72.87 0:0:0:0:0:ffff:bd2a:4857
189.42.72.88 0:0:0:0:0:ffff:bd2a:4858
189.42.72.89 0:0:0:0:0:ffff:bd2a:4859
189.42.72.90 0:0:0:0:0:ffff:bd2a:485a
189.42.72.91 0:0:0:0:0:ffff:bd2a:485b
189.42.72.92 0:0:0:0:0:ffff:bd2a:485c
189.42.72.93 0:0:0:0:0:ffff:bd2a:485d
189.42.72.94 0:0:0:0:0:ffff:bd2a:485e
189.42.72.95 0:0:0:0:0:ffff:bd2a:485f
189.42.72.96 0:0:0:0:0:ffff:bd2a:4860
189.42.72.97 0:0:0:0:0:ffff:bd2a:4861
189.42.72.98 0:0:0:0:0:ffff:bd2a:4862
189.42.72.99 0:0:0:0:0:ffff:bd2a:4863
189.42.72.100 0:0:0:0:0:ffff:bd2a:4864
189.42.72.101 0:0:0:0:0:ffff:bd2a:4865
189.42.72.102 0:0:0:0:0:ffff:bd2a:4866
189.42.72.103 0:0:0:0:0:ffff:bd2a:4867
189.42.72.104 0:0:0:0:0:ffff:bd2a:4868
189.42.72.105 0:0:0:0:0:ffff:bd2a:4869
189.42.72.106 0:0:0:0:0:ffff:bd2a:486a
189.42.72.107 0:0:0:0:0:ffff:bd2a:486b
189.42.72.108 0:0:0:0:0:ffff:bd2a:486c
189.42.72.109 0:0:0:0:0:ffff:bd2a:486d
189.42.72.110 0:0:0:0:0:ffff:bd2a:486e
189.42.72.111 0:0:0:0:0:ffff:bd2a:486f
189.42.72.112 0:0:0:0:0:ffff:bd2a:4870
189.42.72.113 0:0:0:0:0:ffff:bd2a:4871
189.42.72.114 0:0:0:0:0:ffff:bd2a:4872
189.42.72.115 0:0:0:0:0:ffff:bd2a:4873
189.42.72.116 0:0:0:0:0:ffff:bd2a:4874
189.42.72.117 0:0:0:0:0:ffff:bd2a:4875
189.42.72.118 0:0:0:0:0:ffff:bd2a:4876
189.42.72.119 0:0:0:0:0:ffff:bd2a:4877
189.42.72.120 0:0:0:0:0:ffff:bd2a:4878


189.42.72.121 0:0:0:0:0:ffff:bd2a:4879
189.42.72.122 0:0:0:0:0:ffff:bd2a:487a
189.42.72.123 0:0:0:0:0:ffff:bd2a:487b
189.42.72.124 0:0:0:0:0:ffff:bd2a:487c
189.42.72.125 0:0:0:0:0:ffff:bd2a:487d
189.42.72.126 0:0:0:0:0:ffff:bd2a:487e
189.42.72.127 0:0:0:0:0:ffff:bd2a:487f
189.42.72.128 0:0:0:0:0:ffff:bd2a:4880
189.42.72.129 0:0:0:0:0:ffff:bd2a:4881
189.42.72.130 0:0:0:0:0:ffff:bd2a:4882
189.42.72.131 0:0:0:0:0:ffff:bd2a:4883
189.42.72.132 0:0:0:0:0:ffff:bd2a:4884
189.42.72.133 0:0:0:0:0:ffff:bd2a:4885
189.42.72.134 0:0:0:0:0:ffff:bd2a:4886
189.42.72.135 0:0:0:0:0:ffff:bd2a:4887
189.42.72.136 0:0:0:0:0:ffff:bd2a:4888
189.42.72.137 0:0:0:0:0:ffff:bd2a:4889
189.42.72.138 0:0:0:0:0:ffff:bd2a:488a
189.42.72.139 0:0:0:0:0:ffff:bd2a:488b
189.42.72.140 0:0:0:0:0:ffff:bd2a:488c
189.42.72.141 0:0:0:0:0:ffff:bd2a:488d
189.42.72.142 0:0:0:0:0:ffff:bd2a:488e
189.42.72.143 0:0:0:0:0:ffff:bd2a:488f
189.42.72.144 0:0:0:0:0:ffff:bd2a:4890
189.42.72.145 0:0:0:0:0:ffff:bd2a:4891
189.42.72.146 0:0:0:0:0:ffff:bd2a:4892
189.42.72.147 0:0:0:0:0:ffff:bd2a:4893
189.42.72.148 0:0:0:0:0:ffff:bd2a:4894
189.42.72.149 0:0:0:0:0:ffff:bd2a:4895
189.42.72.150 0:0:0:0:0:ffff:bd2a:4896
189.42.72.151 0:0:0:0:0:ffff:bd2a:4897
189.42.72.152 0:0:0:0:0:ffff:bd2a:4898
189.42.72.153 0:0:0:0:0:ffff:bd2a:4899
189.42.72.154 0:0:0:0:0:ffff:bd2a:489a
189.42.72.155 0:0:0:0:0:ffff:bd2a:489b
189.42.72.156 0:0:0:0:0:ffff:bd2a:489c
189.42.72.157 0:0:0:0:0:ffff:bd2a:489d
189.42.72.158 0:0:0:0:0:ffff:bd2a:489e
189.42.72.159 0:0:0:0:0:ffff:bd2a:489f
189.42.72.160 0:0:0:0:0:ffff:bd2a:48a0
189.42.72.161 0:0:0:0:0:ffff:bd2a:48a1
189.42.72.162 0:0:0:0:0:ffff:bd2a:48a2
189.42.72.163 0:0:0:0:0:ffff:bd2a:48a3
189.42.72.164 0:0:0:0:0:ffff:bd2a:48a4
189.42.72.165 0:0:0:0:0:ffff:bd2a:48a5
189.42.72.166 0:0:0:0:0:ffff:bd2a:48a6
189.42.72.167 0:0:0:0:0:ffff:bd2a:48a7
189.42.72.168 0:0:0:0:0:ffff:bd2a:48a8
189.42.72.169 0:0:0:0:0:ffff:bd2a:48a9
189.42.72.170 0:0:0:0:0:ffff:bd2a:48aa
189.42.72.171 0:0:0:0:0:ffff:bd2a:48ab
189.42.72.172 0:0:0:0:0:ffff:bd2a:48ac
189.42.72.173 0:0:0:0:0:ffff:bd2a:48ad
189.42.72.174 0:0:0:0:0:ffff:bd2a:48ae
189.42.72.175 0:0:0:0:0:ffff:bd2a:48af
189.42.72.176 0:0:0:0:0:ffff:bd2a:48b0
189.42.72.177 0:0:0:0:0:ffff:bd2a:48b1
189.42.72.178 0:0:0:0:0:ffff:bd2a:48b2
189.42.72.179 0:0:0:0:0:ffff:bd2a:48b3
189.42.72.180 0:0:0:0:0:ffff:bd2a:48b4


189.42.72.181 0:0:0:0:0:ffff:bd2a:48b5
189.42.72.182 0:0:0:0:0:ffff:bd2a:48b6
189.42.72.183 0:0:0:0:0:ffff:bd2a:48b7
189.42.72.184 0:0:0:0:0:ffff:bd2a:48b8
189.42.72.185 0:0:0:0:0:ffff:bd2a:48b9
189.42.72.186 0:0:0:0:0:ffff:bd2a:48ba
189.42.72.187 0:0:0:0:0:ffff:bd2a:48bb
189.42.72.188 0:0:0:0:0:ffff:bd2a:48bc
189.42.72.189 0:0:0:0:0:ffff:bd2a:48bd
189.42.72.190 0:0:0:0:0:ffff:bd2a:48be
189.42.72.191 0:0:0:0:0:ffff:bd2a:48bf
189.42.72.192 0:0:0:0:0:ffff:bd2a:48c0
189.42.72.193 0:0:0:0:0:ffff:bd2a:48c1
189.42.72.194 0:0:0:0:0:ffff:bd2a:48c2
189.42.72.195 0:0:0:0:0:ffff:bd2a:48c3
189.42.72.196 0:0:0:0:0:ffff:bd2a:48c4
189.42.72.197 0:0:0:0:0:ffff:bd2a:48c5
189.42.72.198 0:0:0:0:0:ffff:bd2a:48c6
189.42.72.199 0:0:0:0:0:ffff:bd2a:48c7
189.42.72.200 0:0:0:0:0:ffff:bd2a:48c8
189.42.72.201 0:0:0:0:0:ffff:bd2a:48c9
189.42.72.202 0:0:0:0:0:ffff:bd2a:48ca
189.42.72.203 0:0:0:0:0:ffff:bd2a:48cb
189.42.72.204 0:0:0:0:0:ffff:bd2a:48cc
189.42.72.205 0:0:0:0:0:ffff:bd2a:48cd
189.42.72.206 0:0:0:0:0:ffff:bd2a:48ce
189.42.72.207 0:0:0:0:0:ffff:bd2a:48cf
189.42.72.208 0:0:0:0:0:ffff:bd2a:48d0
189.42.72.209 0:0:0:0:0:ffff:bd2a:48d1
189.42.72.210 0:0:0:0:0:ffff:bd2a:48d2
189.42.72.211 0:0:0:0:0:ffff:bd2a:48d3
189.42.72.212 0:0:0:0:0:ffff:bd2a:48d4
189.42.72.213 0:0:0:0:0:ffff:bd2a:48d5
189.42.72.214 0:0:0:0:0:ffff:bd2a:48d6
189.42.72.215 0:0:0:0:0:ffff:bd2a:48d7
189.42.72.216 0:0:0:0:0:ffff:bd2a:48d8
189.42.72.217 0:0:0:0:0:ffff:bd2a:48d9
189.42.72.218 0:0:0:0:0:ffff:bd2a:48da
189.42.72.219 0:0:0:0:0:ffff:bd2a:48db
189.42.72.220 0:0:0:0:0:ffff:bd2a:48dc
189.42.72.221 0:0:0:0:0:ffff:bd2a:48dd
189.42.72.222 0:0:0:0:0:ffff:bd2a:48de
189.42.72.223 0:0:0:0:0:ffff:bd2a:48df
189.42.72.224 0:0:0:0:0:ffff:bd2a:48e0
189.42.72.225 0:0:0:0:0:ffff:bd2a:48e1
189.42.72.226 0:0:0:0:0:ffff:bd2a:48e2
189.42.72.227 0:0:0:0:0:ffff:bd2a:48e3
189.42.72.228 0:0:0:0:0:ffff:bd2a:48e4
189.42.72.229 0:0:0:0:0:ffff:bd2a:48e5
189.42.72.230 0:0:0:0:0:ffff:bd2a:48e6
189.42.72.231 0:0:0:0:0:ffff:bd2a:48e7
189.42.72.232 0:0:0:0:0:ffff:bd2a:48e8
189.42.72.233 0:0:0:0:0:ffff:bd2a:48e9
189.42.72.234 0:0:0:0:0:ffff:bd2a:48ea
189.42.72.235 0:0:0:0:0:ffff:bd2a:48eb
189.42.72.236 0:0:0:0:0:ffff:bd2a:48ec
189.42.72.237 0:0:0:0:0:ffff:bd2a:48ed
189.42.72.238 0:0:0:0:0:ffff:bd2a:48ee
189.42.72.239 0:0:0:0:0:ffff:bd2a:48ef
189.42.72.240 0:0:0:0:0:ffff:bd2a:48f0
189.42.72.241 0:0:0:0:0:ffff:bd2a:48f1
189.42.72.242 0:0:0:0:0:ffff:bd2a:48f2
189.42.72.243 0:0:0:0:0:ffff:bd2a:48f3
189.42.72.244 0:0:0:0:0:ffff:bd2a:48f4
189.42.72.245 0:0:0:0:0:ffff:bd2a:48f5
189.42.72.246 0:0:0:0:0:ffff:bd2a:48f6
189.42.72.247 0:0:0:0:0:ffff:bd2a:48f7
189.42.72.248 0:0:0:0:0:ffff:bd2a:48f8
189.42.72.249 0:0:0:0:0:ffff:bd2a:48f9
189.42.72.250 0:0:0:0:0:ffff:bd2a:48fa
189.42.72.251 0:0:0:0:0:ffff:bd2a:48fb
189.42.72.252 0:0:0:0:0:ffff:bd2a:48fc
189.42.72.253 0:0:0:0:0:ffff:bd2a:48fd
189.42.72.254 0:0:0:0:0:ffff:bd2a:48fe
189.42.72.255 0:0:0:0:0:ffff:bd2a: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.