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
166.90.72.1 0:0:0:0:0:ffff:a65a:4801
166.90.72.2 0:0:0:0:0:ffff:a65a:4802
166.90.72.3 0:0:0:0:0:ffff:a65a:4803
166.90.72.4 0:0:0:0:0:ffff:a65a:4804
166.90.72.5 0:0:0:0:0:ffff:a65a:4805
166.90.72.6 0:0:0:0:0:ffff:a65a:4806
166.90.72.7 0:0:0:0:0:ffff:a65a:4807
166.90.72.8 0:0:0:0:0:ffff:a65a:4808
166.90.72.9 0:0:0:0:0:ffff:a65a:4809
166.90.72.10 0:0:0:0:0:ffff:a65a:480a
166.90.72.11 0:0:0:0:0:ffff:a65a:480b
166.90.72.12 0:0:0:0:0:ffff:a65a:480c
166.90.72.13 0:0:0:0:0:ffff:a65a:480d
166.90.72.14 0:0:0:0:0:ffff:a65a:480e
166.90.72.15 0:0:0:0:0:ffff:a65a:480f
166.90.72.16 0:0:0:0:0:ffff:a65a:4810
166.90.72.17 0:0:0:0:0:ffff:a65a:4811
166.90.72.18 0:0:0:0:0:ffff:a65a:4812
166.90.72.19 0:0:0:0:0:ffff:a65a:4813
166.90.72.20 0:0:0:0:0:ffff:a65a:4814
166.90.72.21 0:0:0:0:0:ffff:a65a:4815
166.90.72.22 0:0:0:0:0:ffff:a65a:4816
166.90.72.23 0:0:0:0:0:ffff:a65a:4817
166.90.72.24 0:0:0:0:0:ffff:a65a:4818
166.90.72.25 0:0:0:0:0:ffff:a65a:4819
166.90.72.26 0:0:0:0:0:ffff:a65a:481a
166.90.72.27 0:0:0:0:0:ffff:a65a:481b
166.90.72.28 0:0:0:0:0:ffff:a65a:481c
166.90.72.29 0:0:0:0:0:ffff:a65a:481d
166.90.72.30 0:0:0:0:0:ffff:a65a:481e
166.90.72.31 0:0:0:0:0:ffff:a65a:481f
166.90.72.32 0:0:0:0:0:ffff:a65a:4820
166.90.72.33 0:0:0:0:0:ffff:a65a:4821
166.90.72.34 0:0:0:0:0:ffff:a65a:4822
166.90.72.35 0:0:0:0:0:ffff:a65a:4823
166.90.72.36 0:0:0:0:0:ffff:a65a:4824
166.90.72.37 0:0:0:0:0:ffff:a65a:4825
166.90.72.38 0:0:0:0:0:ffff:a65a:4826
166.90.72.39 0:0:0:0:0:ffff:a65a:4827
166.90.72.40 0:0:0:0:0:ffff:a65a:4828
166.90.72.41 0:0:0:0:0:ffff:a65a:4829
166.90.72.42 0:0:0:0:0:ffff:a65a:482a
166.90.72.43 0:0:0:0:0:ffff:a65a:482b
166.90.72.44 0:0:0:0:0:ffff:a65a:482c
166.90.72.45 0:0:0:0:0:ffff:a65a:482d
166.90.72.46 0:0:0:0:0:ffff:a65a:482e
166.90.72.47 0:0:0:0:0:ffff:a65a:482f
166.90.72.48 0:0:0:0:0:ffff:a65a:4830
166.90.72.49 0:0:0:0:0:ffff:a65a:4831
166.90.72.50 0:0:0:0:0:ffff:a65a:4832
166.90.72.51 0:0:0:0:0:ffff:a65a:4833
166.90.72.52 0:0:0:0:0:ffff:a65a:4834
166.90.72.53 0:0:0:0:0:ffff:a65a:4835
166.90.72.54 0:0:0:0:0:ffff:a65a:4836
166.90.72.55 0:0:0:0:0:ffff:a65a:4837
166.90.72.56 0:0:0:0:0:ffff:a65a:4838
166.90.72.57 0:0:0:0:0:ffff:a65a:4839
166.90.72.58 0:0:0:0:0:ffff:a65a:483a
166.90.72.59 0:0:0:0:0:ffff:a65a:483b
166.90.72.60 0:0:0:0:0:ffff:a65a:483c


166.90.72.61 0:0:0:0:0:ffff:a65a:483d
166.90.72.62 0:0:0:0:0:ffff:a65a:483e
166.90.72.63 0:0:0:0:0:ffff:a65a:483f
166.90.72.64 0:0:0:0:0:ffff:a65a:4840
166.90.72.65 0:0:0:0:0:ffff:a65a:4841
166.90.72.66 0:0:0:0:0:ffff:a65a:4842
166.90.72.67 0:0:0:0:0:ffff:a65a:4843
166.90.72.68 0:0:0:0:0:ffff:a65a:4844
166.90.72.69 0:0:0:0:0:ffff:a65a:4845
166.90.72.70 0:0:0:0:0:ffff:a65a:4846
166.90.72.71 0:0:0:0:0:ffff:a65a:4847
166.90.72.72 0:0:0:0:0:ffff:a65a:4848
166.90.72.73 0:0:0:0:0:ffff:a65a:4849
166.90.72.74 0:0:0:0:0:ffff:a65a:484a
166.90.72.75 0:0:0:0:0:ffff:a65a:484b
166.90.72.76 0:0:0:0:0:ffff:a65a:484c
166.90.72.77 0:0:0:0:0:ffff:a65a:484d
166.90.72.78 0:0:0:0:0:ffff:a65a:484e
166.90.72.79 0:0:0:0:0:ffff:a65a:484f
166.90.72.80 0:0:0:0:0:ffff:a65a:4850
166.90.72.81 0:0:0:0:0:ffff:a65a:4851
166.90.72.82 0:0:0:0:0:ffff:a65a:4852
166.90.72.83 0:0:0:0:0:ffff:a65a:4853
166.90.72.84 0:0:0:0:0:ffff:a65a:4854
166.90.72.85 0:0:0:0:0:ffff:a65a:4855
166.90.72.86 0:0:0:0:0:ffff:a65a:4856
166.90.72.87 0:0:0:0:0:ffff:a65a:4857
166.90.72.88 0:0:0:0:0:ffff:a65a:4858
166.90.72.89 0:0:0:0:0:ffff:a65a:4859
166.90.72.90 0:0:0:0:0:ffff:a65a:485a
166.90.72.91 0:0:0:0:0:ffff:a65a:485b
166.90.72.92 0:0:0:0:0:ffff:a65a:485c
166.90.72.93 0:0:0:0:0:ffff:a65a:485d
166.90.72.94 0:0:0:0:0:ffff:a65a:485e
166.90.72.95 0:0:0:0:0:ffff:a65a:485f
166.90.72.96 0:0:0:0:0:ffff:a65a:4860
166.90.72.97 0:0:0:0:0:ffff:a65a:4861
166.90.72.98 0:0:0:0:0:ffff:a65a:4862
166.90.72.99 0:0:0:0:0:ffff:a65a:4863
166.90.72.100 0:0:0:0:0:ffff:a65a:4864
166.90.72.101 0:0:0:0:0:ffff:a65a:4865
166.90.72.102 0:0:0:0:0:ffff:a65a:4866
166.90.72.103 0:0:0:0:0:ffff:a65a:4867
166.90.72.104 0:0:0:0:0:ffff:a65a:4868
166.90.72.105 0:0:0:0:0:ffff:a65a:4869
166.90.72.106 0:0:0:0:0:ffff:a65a:486a
166.90.72.107 0:0:0:0:0:ffff:a65a:486b
166.90.72.108 0:0:0:0:0:ffff:a65a:486c
166.90.72.109 0:0:0:0:0:ffff:a65a:486d
166.90.72.110 0:0:0:0:0:ffff:a65a:486e
166.90.72.111 0:0:0:0:0:ffff:a65a:486f
166.90.72.112 0:0:0:0:0:ffff:a65a:4870
166.90.72.113 0:0:0:0:0:ffff:a65a:4871
166.90.72.114 0:0:0:0:0:ffff:a65a:4872
166.90.72.115 0:0:0:0:0:ffff:a65a:4873
166.90.72.116 0:0:0:0:0:ffff:a65a:4874
166.90.72.117 0:0:0:0:0:ffff:a65a:4875
166.90.72.118 0:0:0:0:0:ffff:a65a:4876
166.90.72.119 0:0:0:0:0:ffff:a65a:4877
166.90.72.120 0:0:0:0:0:ffff:a65a:4878


166.90.72.121 0:0:0:0:0:ffff:a65a:4879
166.90.72.122 0:0:0:0:0:ffff:a65a:487a
166.90.72.123 0:0:0:0:0:ffff:a65a:487b
166.90.72.124 0:0:0:0:0:ffff:a65a:487c
166.90.72.125 0:0:0:0:0:ffff:a65a:487d
166.90.72.126 0:0:0:0:0:ffff:a65a:487e
166.90.72.127 0:0:0:0:0:ffff:a65a:487f
166.90.72.128 0:0:0:0:0:ffff:a65a:4880
166.90.72.129 0:0:0:0:0:ffff:a65a:4881
166.90.72.130 0:0:0:0:0:ffff:a65a:4882
166.90.72.131 0:0:0:0:0:ffff:a65a:4883
166.90.72.132 0:0:0:0:0:ffff:a65a:4884
166.90.72.133 0:0:0:0:0:ffff:a65a:4885
166.90.72.134 0:0:0:0:0:ffff:a65a:4886
166.90.72.135 0:0:0:0:0:ffff:a65a:4887
166.90.72.136 0:0:0:0:0:ffff:a65a:4888
166.90.72.137 0:0:0:0:0:ffff:a65a:4889
166.90.72.138 0:0:0:0:0:ffff:a65a:488a
166.90.72.139 0:0:0:0:0:ffff:a65a:488b
166.90.72.140 0:0:0:0:0:ffff:a65a:488c
166.90.72.141 0:0:0:0:0:ffff:a65a:488d
166.90.72.142 0:0:0:0:0:ffff:a65a:488e
166.90.72.143 0:0:0:0:0:ffff:a65a:488f
166.90.72.144 0:0:0:0:0:ffff:a65a:4890
166.90.72.145 0:0:0:0:0:ffff:a65a:4891
166.90.72.146 0:0:0:0:0:ffff:a65a:4892
166.90.72.147 0:0:0:0:0:ffff:a65a:4893
166.90.72.148 0:0:0:0:0:ffff:a65a:4894
166.90.72.149 0:0:0:0:0:ffff:a65a:4895
166.90.72.150 0:0:0:0:0:ffff:a65a:4896
166.90.72.151 0:0:0:0:0:ffff:a65a:4897
166.90.72.152 0:0:0:0:0:ffff:a65a:4898
166.90.72.153 0:0:0:0:0:ffff:a65a:4899
166.90.72.154 0:0:0:0:0:ffff:a65a:489a
166.90.72.155 0:0:0:0:0:ffff:a65a:489b
166.90.72.156 0:0:0:0:0:ffff:a65a:489c
166.90.72.157 0:0:0:0:0:ffff:a65a:489d
166.90.72.158 0:0:0:0:0:ffff:a65a:489e
166.90.72.159 0:0:0:0:0:ffff:a65a:489f
166.90.72.160 0:0:0:0:0:ffff:a65a:48a0
166.90.72.161 0:0:0:0:0:ffff:a65a:48a1
166.90.72.162 0:0:0:0:0:ffff:a65a:48a2
166.90.72.163 0:0:0:0:0:ffff:a65a:48a3
166.90.72.164 0:0:0:0:0:ffff:a65a:48a4
166.90.72.165 0:0:0:0:0:ffff:a65a:48a5
166.90.72.166 0:0:0:0:0:ffff:a65a:48a6
166.90.72.167 0:0:0:0:0:ffff:a65a:48a7
166.90.72.168 0:0:0:0:0:ffff:a65a:48a8
166.90.72.169 0:0:0:0:0:ffff:a65a:48a9
166.90.72.170 0:0:0:0:0:ffff:a65a:48aa
166.90.72.171 0:0:0:0:0:ffff:a65a:48ab
166.90.72.172 0:0:0:0:0:ffff:a65a:48ac
166.90.72.173 0:0:0:0:0:ffff:a65a:48ad
166.90.72.174 0:0:0:0:0:ffff:a65a:48ae
166.90.72.175 0:0:0:0:0:ffff:a65a:48af
166.90.72.176 0:0:0:0:0:ffff:a65a:48b0
166.90.72.177 0:0:0:0:0:ffff:a65a:48b1
166.90.72.178 0:0:0:0:0:ffff:a65a:48b2
166.90.72.179 0:0:0:0:0:ffff:a65a:48b3
166.90.72.180 0:0:0:0:0:ffff:a65a:48b4


166.90.72.181 0:0:0:0:0:ffff:a65a:48b5
166.90.72.182 0:0:0:0:0:ffff:a65a:48b6
166.90.72.183 0:0:0:0:0:ffff:a65a:48b7
166.90.72.184 0:0:0:0:0:ffff:a65a:48b8
166.90.72.185 0:0:0:0:0:ffff:a65a:48b9
166.90.72.186 0:0:0:0:0:ffff:a65a:48ba
166.90.72.187 0:0:0:0:0:ffff:a65a:48bb
166.90.72.188 0:0:0:0:0:ffff:a65a:48bc
166.90.72.189 0:0:0:0:0:ffff:a65a:48bd
166.90.72.190 0:0:0:0:0:ffff:a65a:48be
166.90.72.191 0:0:0:0:0:ffff:a65a:48bf
166.90.72.192 0:0:0:0:0:ffff:a65a:48c0
166.90.72.193 0:0:0:0:0:ffff:a65a:48c1
166.90.72.194 0:0:0:0:0:ffff:a65a:48c2
166.90.72.195 0:0:0:0:0:ffff:a65a:48c3
166.90.72.196 0:0:0:0:0:ffff:a65a:48c4
166.90.72.197 0:0:0:0:0:ffff:a65a:48c5
166.90.72.198 0:0:0:0:0:ffff:a65a:48c6
166.90.72.199 0:0:0:0:0:ffff:a65a:48c7
166.90.72.200 0:0:0:0:0:ffff:a65a:48c8
166.90.72.201 0:0:0:0:0:ffff:a65a:48c9
166.90.72.202 0:0:0:0:0:ffff:a65a:48ca
166.90.72.203 0:0:0:0:0:ffff:a65a:48cb
166.90.72.204 0:0:0:0:0:ffff:a65a:48cc
166.90.72.205 0:0:0:0:0:ffff:a65a:48cd
166.90.72.206 0:0:0:0:0:ffff:a65a:48ce
166.90.72.207 0:0:0:0:0:ffff:a65a:48cf
166.90.72.208 0:0:0:0:0:ffff:a65a:48d0
166.90.72.209 0:0:0:0:0:ffff:a65a:48d1
166.90.72.210 0:0:0:0:0:ffff:a65a:48d2
166.90.72.211 0:0:0:0:0:ffff:a65a:48d3
166.90.72.212 0:0:0:0:0:ffff:a65a:48d4
166.90.72.213 0:0:0:0:0:ffff:a65a:48d5
166.90.72.214 0:0:0:0:0:ffff:a65a:48d6
166.90.72.215 0:0:0:0:0:ffff:a65a:48d7
166.90.72.216 0:0:0:0:0:ffff:a65a:48d8
166.90.72.217 0:0:0:0:0:ffff:a65a:48d9
166.90.72.218 0:0:0:0:0:ffff:a65a:48da
166.90.72.219 0:0:0:0:0:ffff:a65a:48db
166.90.72.220 0:0:0:0:0:ffff:a65a:48dc
166.90.72.221 0:0:0:0:0:ffff:a65a:48dd
166.90.72.222 0:0:0:0:0:ffff:a65a:48de
166.90.72.223 0:0:0:0:0:ffff:a65a:48df
166.90.72.224 0:0:0:0:0:ffff:a65a:48e0
166.90.72.225 0:0:0:0:0:ffff:a65a:48e1
166.90.72.226 0:0:0:0:0:ffff:a65a:48e2
166.90.72.227 0:0:0:0:0:ffff:a65a:48e3
166.90.72.228 0:0:0:0:0:ffff:a65a:48e4
166.90.72.229 0:0:0:0:0:ffff:a65a:48e5
166.90.72.230 0:0:0:0:0:ffff:a65a:48e6
166.90.72.231 0:0:0:0:0:ffff:a65a:48e7
166.90.72.232 0:0:0:0:0:ffff:a65a:48e8
166.90.72.233 0:0:0:0:0:ffff:a65a:48e9
166.90.72.234 0:0:0:0:0:ffff:a65a:48ea
166.90.72.235 0:0:0:0:0:ffff:a65a:48eb
166.90.72.236 0:0:0:0:0:ffff:a65a:48ec
166.90.72.237 0:0:0:0:0:ffff:a65a:48ed
166.90.72.238 0:0:0:0:0:ffff:a65a:48ee
166.90.72.239 0:0:0:0:0:ffff:a65a:48ef
166.90.72.240 0:0:0:0:0:ffff:a65a:48f0
166.90.72.241 0:0:0:0:0:ffff:a65a:48f1
166.90.72.242 0:0:0:0:0:ffff:a65a:48f2
166.90.72.243 0:0:0:0:0:ffff:a65a:48f3
166.90.72.244 0:0:0:0:0:ffff:a65a:48f4
166.90.72.245 0:0:0:0:0:ffff:a65a:48f5
166.90.72.246 0:0:0:0:0:ffff:a65a:48f6
166.90.72.247 0:0:0:0:0:ffff:a65a:48f7
166.90.72.248 0:0:0:0:0:ffff:a65a:48f8
166.90.72.249 0:0:0:0:0:ffff:a65a:48f9
166.90.72.250 0:0:0:0:0:ffff:a65a:48fa
166.90.72.251 0:0:0:0:0:ffff:a65a:48fb
166.90.72.252 0:0:0:0:0:ffff:a65a:48fc
166.90.72.253 0:0:0:0:0:ffff:a65a:48fd
166.90.72.254 0:0:0:0:0:ffff:a65a:48fe
166.90.72.255 0:0:0:0:0:ffff:a65a: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.