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
231.85.72.1 0:0:0:0:0:ffff:e755:4801
231.85.72.2 0:0:0:0:0:ffff:e755:4802
231.85.72.3 0:0:0:0:0:ffff:e755:4803
231.85.72.4 0:0:0:0:0:ffff:e755:4804
231.85.72.5 0:0:0:0:0:ffff:e755:4805
231.85.72.6 0:0:0:0:0:ffff:e755:4806
231.85.72.7 0:0:0:0:0:ffff:e755:4807
231.85.72.8 0:0:0:0:0:ffff:e755:4808
231.85.72.9 0:0:0:0:0:ffff:e755:4809
231.85.72.10 0:0:0:0:0:ffff:e755:480a
231.85.72.11 0:0:0:0:0:ffff:e755:480b
231.85.72.12 0:0:0:0:0:ffff:e755:480c
231.85.72.13 0:0:0:0:0:ffff:e755:480d
231.85.72.14 0:0:0:0:0:ffff:e755:480e
231.85.72.15 0:0:0:0:0:ffff:e755:480f
231.85.72.16 0:0:0:0:0:ffff:e755:4810
231.85.72.17 0:0:0:0:0:ffff:e755:4811
231.85.72.18 0:0:0:0:0:ffff:e755:4812
231.85.72.19 0:0:0:0:0:ffff:e755:4813
231.85.72.20 0:0:0:0:0:ffff:e755:4814
231.85.72.21 0:0:0:0:0:ffff:e755:4815
231.85.72.22 0:0:0:0:0:ffff:e755:4816
231.85.72.23 0:0:0:0:0:ffff:e755:4817
231.85.72.24 0:0:0:0:0:ffff:e755:4818
231.85.72.25 0:0:0:0:0:ffff:e755:4819
231.85.72.26 0:0:0:0:0:ffff:e755:481a
231.85.72.27 0:0:0:0:0:ffff:e755:481b
231.85.72.28 0:0:0:0:0:ffff:e755:481c
231.85.72.29 0:0:0:0:0:ffff:e755:481d
231.85.72.30 0:0:0:0:0:ffff:e755:481e
231.85.72.31 0:0:0:0:0:ffff:e755:481f
231.85.72.32 0:0:0:0:0:ffff:e755:4820
231.85.72.33 0:0:0:0:0:ffff:e755:4821
231.85.72.34 0:0:0:0:0:ffff:e755:4822
231.85.72.35 0:0:0:0:0:ffff:e755:4823
231.85.72.36 0:0:0:0:0:ffff:e755:4824
231.85.72.37 0:0:0:0:0:ffff:e755:4825
231.85.72.38 0:0:0:0:0:ffff:e755:4826
231.85.72.39 0:0:0:0:0:ffff:e755:4827
231.85.72.40 0:0:0:0:0:ffff:e755:4828
231.85.72.41 0:0:0:0:0:ffff:e755:4829
231.85.72.42 0:0:0:0:0:ffff:e755:482a
231.85.72.43 0:0:0:0:0:ffff:e755:482b
231.85.72.44 0:0:0:0:0:ffff:e755:482c
231.85.72.45 0:0:0:0:0:ffff:e755:482d
231.85.72.46 0:0:0:0:0:ffff:e755:482e
231.85.72.47 0:0:0:0:0:ffff:e755:482f
231.85.72.48 0:0:0:0:0:ffff:e755:4830
231.85.72.49 0:0:0:0:0:ffff:e755:4831
231.85.72.50 0:0:0:0:0:ffff:e755:4832
231.85.72.51 0:0:0:0:0:ffff:e755:4833
231.85.72.52 0:0:0:0:0:ffff:e755:4834
231.85.72.53 0:0:0:0:0:ffff:e755:4835
231.85.72.54 0:0:0:0:0:ffff:e755:4836
231.85.72.55 0:0:0:0:0:ffff:e755:4837
231.85.72.56 0:0:0:0:0:ffff:e755:4838
231.85.72.57 0:0:0:0:0:ffff:e755:4839
231.85.72.58 0:0:0:0:0:ffff:e755:483a
231.85.72.59 0:0:0:0:0:ffff:e755:483b
231.85.72.60 0:0:0:0:0:ffff:e755:483c


231.85.72.61 0:0:0:0:0:ffff:e755:483d
231.85.72.62 0:0:0:0:0:ffff:e755:483e
231.85.72.63 0:0:0:0:0:ffff:e755:483f
231.85.72.64 0:0:0:0:0:ffff:e755:4840
231.85.72.65 0:0:0:0:0:ffff:e755:4841
231.85.72.66 0:0:0:0:0:ffff:e755:4842
231.85.72.67 0:0:0:0:0:ffff:e755:4843
231.85.72.68 0:0:0:0:0:ffff:e755:4844
231.85.72.69 0:0:0:0:0:ffff:e755:4845
231.85.72.70 0:0:0:0:0:ffff:e755:4846
231.85.72.71 0:0:0:0:0:ffff:e755:4847
231.85.72.72 0:0:0:0:0:ffff:e755:4848
231.85.72.73 0:0:0:0:0:ffff:e755:4849
231.85.72.74 0:0:0:0:0:ffff:e755:484a
231.85.72.75 0:0:0:0:0:ffff:e755:484b
231.85.72.76 0:0:0:0:0:ffff:e755:484c
231.85.72.77 0:0:0:0:0:ffff:e755:484d
231.85.72.78 0:0:0:0:0:ffff:e755:484e
231.85.72.79 0:0:0:0:0:ffff:e755:484f
231.85.72.80 0:0:0:0:0:ffff:e755:4850
231.85.72.81 0:0:0:0:0:ffff:e755:4851
231.85.72.82 0:0:0:0:0:ffff:e755:4852
231.85.72.83 0:0:0:0:0:ffff:e755:4853
231.85.72.84 0:0:0:0:0:ffff:e755:4854
231.85.72.85 0:0:0:0:0:ffff:e755:4855
231.85.72.86 0:0:0:0:0:ffff:e755:4856
231.85.72.87 0:0:0:0:0:ffff:e755:4857
231.85.72.88 0:0:0:0:0:ffff:e755:4858
231.85.72.89 0:0:0:0:0:ffff:e755:4859
231.85.72.90 0:0:0:0:0:ffff:e755:485a
231.85.72.91 0:0:0:0:0:ffff:e755:485b
231.85.72.92 0:0:0:0:0:ffff:e755:485c
231.85.72.93 0:0:0:0:0:ffff:e755:485d
231.85.72.94 0:0:0:0:0:ffff:e755:485e
231.85.72.95 0:0:0:0:0:ffff:e755:485f
231.85.72.96 0:0:0:0:0:ffff:e755:4860
231.85.72.97 0:0:0:0:0:ffff:e755:4861
231.85.72.98 0:0:0:0:0:ffff:e755:4862
231.85.72.99 0:0:0:0:0:ffff:e755:4863
231.85.72.100 0:0:0:0:0:ffff:e755:4864
231.85.72.101 0:0:0:0:0:ffff:e755:4865
231.85.72.102 0:0:0:0:0:ffff:e755:4866
231.85.72.103 0:0:0:0:0:ffff:e755:4867
231.85.72.104 0:0:0:0:0:ffff:e755:4868
231.85.72.105 0:0:0:0:0:ffff:e755:4869
231.85.72.106 0:0:0:0:0:ffff:e755:486a
231.85.72.107 0:0:0:0:0:ffff:e755:486b
231.85.72.108 0:0:0:0:0:ffff:e755:486c
231.85.72.109 0:0:0:0:0:ffff:e755:486d
231.85.72.110 0:0:0:0:0:ffff:e755:486e
231.85.72.111 0:0:0:0:0:ffff:e755:486f
231.85.72.112 0:0:0:0:0:ffff:e755:4870
231.85.72.113 0:0:0:0:0:ffff:e755:4871
231.85.72.114 0:0:0:0:0:ffff:e755:4872
231.85.72.115 0:0:0:0:0:ffff:e755:4873
231.85.72.116 0:0:0:0:0:ffff:e755:4874
231.85.72.117 0:0:0:0:0:ffff:e755:4875
231.85.72.118 0:0:0:0:0:ffff:e755:4876
231.85.72.119 0:0:0:0:0:ffff:e755:4877
231.85.72.120 0:0:0:0:0:ffff:e755:4878


231.85.72.121 0:0:0:0:0:ffff:e755:4879
231.85.72.122 0:0:0:0:0:ffff:e755:487a
231.85.72.123 0:0:0:0:0:ffff:e755:487b
231.85.72.124 0:0:0:0:0:ffff:e755:487c
231.85.72.125 0:0:0:0:0:ffff:e755:487d
231.85.72.126 0:0:0:0:0:ffff:e755:487e
231.85.72.127 0:0:0:0:0:ffff:e755:487f
231.85.72.128 0:0:0:0:0:ffff:e755:4880
231.85.72.129 0:0:0:0:0:ffff:e755:4881
231.85.72.130 0:0:0:0:0:ffff:e755:4882
231.85.72.131 0:0:0:0:0:ffff:e755:4883
231.85.72.132 0:0:0:0:0:ffff:e755:4884
231.85.72.133 0:0:0:0:0:ffff:e755:4885
231.85.72.134 0:0:0:0:0:ffff:e755:4886
231.85.72.135 0:0:0:0:0:ffff:e755:4887
231.85.72.136 0:0:0:0:0:ffff:e755:4888
231.85.72.137 0:0:0:0:0:ffff:e755:4889
231.85.72.138 0:0:0:0:0:ffff:e755:488a
231.85.72.139 0:0:0:0:0:ffff:e755:488b
231.85.72.140 0:0:0:0:0:ffff:e755:488c
231.85.72.141 0:0:0:0:0:ffff:e755:488d
231.85.72.142 0:0:0:0:0:ffff:e755:488e
231.85.72.143 0:0:0:0:0:ffff:e755:488f
231.85.72.144 0:0:0:0:0:ffff:e755:4890
231.85.72.145 0:0:0:0:0:ffff:e755:4891
231.85.72.146 0:0:0:0:0:ffff:e755:4892
231.85.72.147 0:0:0:0:0:ffff:e755:4893
231.85.72.148 0:0:0:0:0:ffff:e755:4894
231.85.72.149 0:0:0:0:0:ffff:e755:4895
231.85.72.150 0:0:0:0:0:ffff:e755:4896
231.85.72.151 0:0:0:0:0:ffff:e755:4897
231.85.72.152 0:0:0:0:0:ffff:e755:4898
231.85.72.153 0:0:0:0:0:ffff:e755:4899
231.85.72.154 0:0:0:0:0:ffff:e755:489a
231.85.72.155 0:0:0:0:0:ffff:e755:489b
231.85.72.156 0:0:0:0:0:ffff:e755:489c
231.85.72.157 0:0:0:0:0:ffff:e755:489d
231.85.72.158 0:0:0:0:0:ffff:e755:489e
231.85.72.159 0:0:0:0:0:ffff:e755:489f
231.85.72.160 0:0:0:0:0:ffff:e755:48a0
231.85.72.161 0:0:0:0:0:ffff:e755:48a1
231.85.72.162 0:0:0:0:0:ffff:e755:48a2
231.85.72.163 0:0:0:0:0:ffff:e755:48a3
231.85.72.164 0:0:0:0:0:ffff:e755:48a4
231.85.72.165 0:0:0:0:0:ffff:e755:48a5
231.85.72.166 0:0:0:0:0:ffff:e755:48a6
231.85.72.167 0:0:0:0:0:ffff:e755:48a7
231.85.72.168 0:0:0:0:0:ffff:e755:48a8
231.85.72.169 0:0:0:0:0:ffff:e755:48a9
231.85.72.170 0:0:0:0:0:ffff:e755:48aa
231.85.72.171 0:0:0:0:0:ffff:e755:48ab
231.85.72.172 0:0:0:0:0:ffff:e755:48ac
231.85.72.173 0:0:0:0:0:ffff:e755:48ad
231.85.72.174 0:0:0:0:0:ffff:e755:48ae
231.85.72.175 0:0:0:0:0:ffff:e755:48af
231.85.72.176 0:0:0:0:0:ffff:e755:48b0
231.85.72.177 0:0:0:0:0:ffff:e755:48b1
231.85.72.178 0:0:0:0:0:ffff:e755:48b2
231.85.72.179 0:0:0:0:0:ffff:e755:48b3
231.85.72.180 0:0:0:0:0:ffff:e755:48b4


231.85.72.181 0:0:0:0:0:ffff:e755:48b5
231.85.72.182 0:0:0:0:0:ffff:e755:48b6
231.85.72.183 0:0:0:0:0:ffff:e755:48b7
231.85.72.184 0:0:0:0:0:ffff:e755:48b8
231.85.72.185 0:0:0:0:0:ffff:e755:48b9
231.85.72.186 0:0:0:0:0:ffff:e755:48ba
231.85.72.187 0:0:0:0:0:ffff:e755:48bb
231.85.72.188 0:0:0:0:0:ffff:e755:48bc
231.85.72.189 0:0:0:0:0:ffff:e755:48bd
231.85.72.190 0:0:0:0:0:ffff:e755:48be
231.85.72.191 0:0:0:0:0:ffff:e755:48bf
231.85.72.192 0:0:0:0:0:ffff:e755:48c0
231.85.72.193 0:0:0:0:0:ffff:e755:48c1
231.85.72.194 0:0:0:0:0:ffff:e755:48c2
231.85.72.195 0:0:0:0:0:ffff:e755:48c3
231.85.72.196 0:0:0:0:0:ffff:e755:48c4
231.85.72.197 0:0:0:0:0:ffff:e755:48c5
231.85.72.198 0:0:0:0:0:ffff:e755:48c6
231.85.72.199 0:0:0:0:0:ffff:e755:48c7
231.85.72.200 0:0:0:0:0:ffff:e755:48c8
231.85.72.201 0:0:0:0:0:ffff:e755:48c9
231.85.72.202 0:0:0:0:0:ffff:e755:48ca
231.85.72.203 0:0:0:0:0:ffff:e755:48cb
231.85.72.204 0:0:0:0:0:ffff:e755:48cc
231.85.72.205 0:0:0:0:0:ffff:e755:48cd
231.85.72.206 0:0:0:0:0:ffff:e755:48ce
231.85.72.207 0:0:0:0:0:ffff:e755:48cf
231.85.72.208 0:0:0:0:0:ffff:e755:48d0
231.85.72.209 0:0:0:0:0:ffff:e755:48d1
231.85.72.210 0:0:0:0:0:ffff:e755:48d2
231.85.72.211 0:0:0:0:0:ffff:e755:48d3
231.85.72.212 0:0:0:0:0:ffff:e755:48d4
231.85.72.213 0:0:0:0:0:ffff:e755:48d5
231.85.72.214 0:0:0:0:0:ffff:e755:48d6
231.85.72.215 0:0:0:0:0:ffff:e755:48d7
231.85.72.216 0:0:0:0:0:ffff:e755:48d8
231.85.72.217 0:0:0:0:0:ffff:e755:48d9
231.85.72.218 0:0:0:0:0:ffff:e755:48da
231.85.72.219 0:0:0:0:0:ffff:e755:48db
231.85.72.220 0:0:0:0:0:ffff:e755:48dc
231.85.72.221 0:0:0:0:0:ffff:e755:48dd
231.85.72.222 0:0:0:0:0:ffff:e755:48de
231.85.72.223 0:0:0:0:0:ffff:e755:48df
231.85.72.224 0:0:0:0:0:ffff:e755:48e0
231.85.72.225 0:0:0:0:0:ffff:e755:48e1
231.85.72.226 0:0:0:0:0:ffff:e755:48e2
231.85.72.227 0:0:0:0:0:ffff:e755:48e3
231.85.72.228 0:0:0:0:0:ffff:e755:48e4
231.85.72.229 0:0:0:0:0:ffff:e755:48e5
231.85.72.230 0:0:0:0:0:ffff:e755:48e6
231.85.72.231 0:0:0:0:0:ffff:e755:48e7
231.85.72.232 0:0:0:0:0:ffff:e755:48e8
231.85.72.233 0:0:0:0:0:ffff:e755:48e9
231.85.72.234 0:0:0:0:0:ffff:e755:48ea
231.85.72.235 0:0:0:0:0:ffff:e755:48eb
231.85.72.236 0:0:0:0:0:ffff:e755:48ec
231.85.72.237 0:0:0:0:0:ffff:e755:48ed
231.85.72.238 0:0:0:0:0:ffff:e755:48ee
231.85.72.239 0:0:0:0:0:ffff:e755:48ef
231.85.72.240 0:0:0:0:0:ffff:e755:48f0
231.85.72.241 0:0:0:0:0:ffff:e755:48f1
231.85.72.242 0:0:0:0:0:ffff:e755:48f2
231.85.72.243 0:0:0:0:0:ffff:e755:48f3
231.85.72.244 0:0:0:0:0:ffff:e755:48f4
231.85.72.245 0:0:0:0:0:ffff:e755:48f5
231.85.72.246 0:0:0:0:0:ffff:e755:48f6
231.85.72.247 0:0:0:0:0:ffff:e755:48f7
231.85.72.248 0:0:0:0:0:ffff:e755:48f8
231.85.72.249 0:0:0:0:0:ffff:e755:48f9
231.85.72.250 0:0:0:0:0:ffff:e755:48fa
231.85.72.251 0:0:0:0:0:ffff:e755:48fb
231.85.72.252 0:0:0:0:0:ffff:e755:48fc
231.85.72.253 0:0:0:0:0:ffff:e755:48fd
231.85.72.254 0:0:0:0:0:ffff:e755:48fe
231.85.72.255 0:0:0:0:0:ffff:e755:48ff


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.