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
91.206.72.1 0:0:0:0:0:ffff:5bce:4801
91.206.72.2 0:0:0:0:0:ffff:5bce:4802
91.206.72.3 0:0:0:0:0:ffff:5bce:4803
91.206.72.4 0:0:0:0:0:ffff:5bce:4804
91.206.72.5 0:0:0:0:0:ffff:5bce:4805
91.206.72.6 0:0:0:0:0:ffff:5bce:4806
91.206.72.7 0:0:0:0:0:ffff:5bce:4807
91.206.72.8 0:0:0:0:0:ffff:5bce:4808
91.206.72.9 0:0:0:0:0:ffff:5bce:4809
91.206.72.10 0:0:0:0:0:ffff:5bce:480a
91.206.72.11 0:0:0:0:0:ffff:5bce:480b
91.206.72.12 0:0:0:0:0:ffff:5bce:480c
91.206.72.13 0:0:0:0:0:ffff:5bce:480d
91.206.72.14 0:0:0:0:0:ffff:5bce:480e
91.206.72.15 0:0:0:0:0:ffff:5bce:480f
91.206.72.16 0:0:0:0:0:ffff:5bce:4810
91.206.72.17 0:0:0:0:0:ffff:5bce:4811
91.206.72.18 0:0:0:0:0:ffff:5bce:4812
91.206.72.19 0:0:0:0:0:ffff:5bce:4813
91.206.72.20 0:0:0:0:0:ffff:5bce:4814
91.206.72.21 0:0:0:0:0:ffff:5bce:4815
91.206.72.22 0:0:0:0:0:ffff:5bce:4816
91.206.72.23 0:0:0:0:0:ffff:5bce:4817
91.206.72.24 0:0:0:0:0:ffff:5bce:4818
91.206.72.25 0:0:0:0:0:ffff:5bce:4819
91.206.72.26 0:0:0:0:0:ffff:5bce:481a
91.206.72.27 0:0:0:0:0:ffff:5bce:481b
91.206.72.28 0:0:0:0:0:ffff:5bce:481c
91.206.72.29 0:0:0:0:0:ffff:5bce:481d
91.206.72.30 0:0:0:0:0:ffff:5bce:481e
91.206.72.31 0:0:0:0:0:ffff:5bce:481f
91.206.72.32 0:0:0:0:0:ffff:5bce:4820
91.206.72.33 0:0:0:0:0:ffff:5bce:4821
91.206.72.34 0:0:0:0:0:ffff:5bce:4822
91.206.72.35 0:0:0:0:0:ffff:5bce:4823
91.206.72.36 0:0:0:0:0:ffff:5bce:4824
91.206.72.37 0:0:0:0:0:ffff:5bce:4825
91.206.72.38 0:0:0:0:0:ffff:5bce:4826
91.206.72.39 0:0:0:0:0:ffff:5bce:4827
91.206.72.40 0:0:0:0:0:ffff:5bce:4828
91.206.72.41 0:0:0:0:0:ffff:5bce:4829
91.206.72.42 0:0:0:0:0:ffff:5bce:482a
91.206.72.43 0:0:0:0:0:ffff:5bce:482b
91.206.72.44 0:0:0:0:0:ffff:5bce:482c
91.206.72.45 0:0:0:0:0:ffff:5bce:482d
91.206.72.46 0:0:0:0:0:ffff:5bce:482e
91.206.72.47 0:0:0:0:0:ffff:5bce:482f
91.206.72.48 0:0:0:0:0:ffff:5bce:4830
91.206.72.49 0:0:0:0:0:ffff:5bce:4831
91.206.72.50 0:0:0:0:0:ffff:5bce:4832
91.206.72.51 0:0:0:0:0:ffff:5bce:4833
91.206.72.52 0:0:0:0:0:ffff:5bce:4834
91.206.72.53 0:0:0:0:0:ffff:5bce:4835
91.206.72.54 0:0:0:0:0:ffff:5bce:4836
91.206.72.55 0:0:0:0:0:ffff:5bce:4837
91.206.72.56 0:0:0:0:0:ffff:5bce:4838
91.206.72.57 0:0:0:0:0:ffff:5bce:4839
91.206.72.58 0:0:0:0:0:ffff:5bce:483a
91.206.72.59 0:0:0:0:0:ffff:5bce:483b
91.206.72.60 0:0:0:0:0:ffff:5bce:483c


91.206.72.61 0:0:0:0:0:ffff:5bce:483d
91.206.72.62 0:0:0:0:0:ffff:5bce:483e
91.206.72.63 0:0:0:0:0:ffff:5bce:483f
91.206.72.64 0:0:0:0:0:ffff:5bce:4840
91.206.72.65 0:0:0:0:0:ffff:5bce:4841
91.206.72.66 0:0:0:0:0:ffff:5bce:4842
91.206.72.67 0:0:0:0:0:ffff:5bce:4843
91.206.72.68 0:0:0:0:0:ffff:5bce:4844
91.206.72.69 0:0:0:0:0:ffff:5bce:4845
91.206.72.70 0:0:0:0:0:ffff:5bce:4846
91.206.72.71 0:0:0:0:0:ffff:5bce:4847
91.206.72.72 0:0:0:0:0:ffff:5bce:4848
91.206.72.73 0:0:0:0:0:ffff:5bce:4849
91.206.72.74 0:0:0:0:0:ffff:5bce:484a
91.206.72.75 0:0:0:0:0:ffff:5bce:484b
91.206.72.76 0:0:0:0:0:ffff:5bce:484c
91.206.72.77 0:0:0:0:0:ffff:5bce:484d
91.206.72.78 0:0:0:0:0:ffff:5bce:484e
91.206.72.79 0:0:0:0:0:ffff:5bce:484f
91.206.72.80 0:0:0:0:0:ffff:5bce:4850
91.206.72.81 0:0:0:0:0:ffff:5bce:4851
91.206.72.82 0:0:0:0:0:ffff:5bce:4852
91.206.72.83 0:0:0:0:0:ffff:5bce:4853
91.206.72.84 0:0:0:0:0:ffff:5bce:4854
91.206.72.85 0:0:0:0:0:ffff:5bce:4855
91.206.72.86 0:0:0:0:0:ffff:5bce:4856
91.206.72.87 0:0:0:0:0:ffff:5bce:4857
91.206.72.88 0:0:0:0:0:ffff:5bce:4858
91.206.72.89 0:0:0:0:0:ffff:5bce:4859
91.206.72.90 0:0:0:0:0:ffff:5bce:485a
91.206.72.91 0:0:0:0:0:ffff:5bce:485b
91.206.72.92 0:0:0:0:0:ffff:5bce:485c
91.206.72.93 0:0:0:0:0:ffff:5bce:485d
91.206.72.94 0:0:0:0:0:ffff:5bce:485e
91.206.72.95 0:0:0:0:0:ffff:5bce:485f
91.206.72.96 0:0:0:0:0:ffff:5bce:4860
91.206.72.97 0:0:0:0:0:ffff:5bce:4861
91.206.72.98 0:0:0:0:0:ffff:5bce:4862
91.206.72.99 0:0:0:0:0:ffff:5bce:4863
91.206.72.100 0:0:0:0:0:ffff:5bce:4864
91.206.72.101 0:0:0:0:0:ffff:5bce:4865
91.206.72.102 0:0:0:0:0:ffff:5bce:4866
91.206.72.103 0:0:0:0:0:ffff:5bce:4867
91.206.72.104 0:0:0:0:0:ffff:5bce:4868
91.206.72.105 0:0:0:0:0:ffff:5bce:4869
91.206.72.106 0:0:0:0:0:ffff:5bce:486a
91.206.72.107 0:0:0:0:0:ffff:5bce:486b
91.206.72.108 0:0:0:0:0:ffff:5bce:486c
91.206.72.109 0:0:0:0:0:ffff:5bce:486d
91.206.72.110 0:0:0:0:0:ffff:5bce:486e
91.206.72.111 0:0:0:0:0:ffff:5bce:486f
91.206.72.112 0:0:0:0:0:ffff:5bce:4870
91.206.72.113 0:0:0:0:0:ffff:5bce:4871
91.206.72.114 0:0:0:0:0:ffff:5bce:4872
91.206.72.115 0:0:0:0:0:ffff:5bce:4873
91.206.72.116 0:0:0:0:0:ffff:5bce:4874
91.206.72.117 0:0:0:0:0:ffff:5bce:4875
91.206.72.118 0:0:0:0:0:ffff:5bce:4876
91.206.72.119 0:0:0:0:0:ffff:5bce:4877
91.206.72.120 0:0:0:0:0:ffff:5bce:4878


91.206.72.121 0:0:0:0:0:ffff:5bce:4879
91.206.72.122 0:0:0:0:0:ffff:5bce:487a
91.206.72.123 0:0:0:0:0:ffff:5bce:487b
91.206.72.124 0:0:0:0:0:ffff:5bce:487c
91.206.72.125 0:0:0:0:0:ffff:5bce:487d
91.206.72.126 0:0:0:0:0:ffff:5bce:487e
91.206.72.127 0:0:0:0:0:ffff:5bce:487f
91.206.72.128 0:0:0:0:0:ffff:5bce:4880
91.206.72.129 0:0:0:0:0:ffff:5bce:4881
91.206.72.130 0:0:0:0:0:ffff:5bce:4882
91.206.72.131 0:0:0:0:0:ffff:5bce:4883
91.206.72.132 0:0:0:0:0:ffff:5bce:4884
91.206.72.133 0:0:0:0:0:ffff:5bce:4885
91.206.72.134 0:0:0:0:0:ffff:5bce:4886
91.206.72.135 0:0:0:0:0:ffff:5bce:4887
91.206.72.136 0:0:0:0:0:ffff:5bce:4888
91.206.72.137 0:0:0:0:0:ffff:5bce:4889
91.206.72.138 0:0:0:0:0:ffff:5bce:488a
91.206.72.139 0:0:0:0:0:ffff:5bce:488b
91.206.72.140 0:0:0:0:0:ffff:5bce:488c
91.206.72.141 0:0:0:0:0:ffff:5bce:488d
91.206.72.142 0:0:0:0:0:ffff:5bce:488e
91.206.72.143 0:0:0:0:0:ffff:5bce:488f
91.206.72.144 0:0:0:0:0:ffff:5bce:4890
91.206.72.145 0:0:0:0:0:ffff:5bce:4891
91.206.72.146 0:0:0:0:0:ffff:5bce:4892
91.206.72.147 0:0:0:0:0:ffff:5bce:4893
91.206.72.148 0:0:0:0:0:ffff:5bce:4894
91.206.72.149 0:0:0:0:0:ffff:5bce:4895
91.206.72.150 0:0:0:0:0:ffff:5bce:4896
91.206.72.151 0:0:0:0:0:ffff:5bce:4897
91.206.72.152 0:0:0:0:0:ffff:5bce:4898
91.206.72.153 0:0:0:0:0:ffff:5bce:4899
91.206.72.154 0:0:0:0:0:ffff:5bce:489a
91.206.72.155 0:0:0:0:0:ffff:5bce:489b
91.206.72.156 0:0:0:0:0:ffff:5bce:489c
91.206.72.157 0:0:0:0:0:ffff:5bce:489d
91.206.72.158 0:0:0:0:0:ffff:5bce:489e
91.206.72.159 0:0:0:0:0:ffff:5bce:489f
91.206.72.160 0:0:0:0:0:ffff:5bce:48a0
91.206.72.161 0:0:0:0:0:ffff:5bce:48a1
91.206.72.162 0:0:0:0:0:ffff:5bce:48a2
91.206.72.163 0:0:0:0:0:ffff:5bce:48a3
91.206.72.164 0:0:0:0:0:ffff:5bce:48a4
91.206.72.165 0:0:0:0:0:ffff:5bce:48a5
91.206.72.166 0:0:0:0:0:ffff:5bce:48a6
91.206.72.167 0:0:0:0:0:ffff:5bce:48a7
91.206.72.168 0:0:0:0:0:ffff:5bce:48a8
91.206.72.169 0:0:0:0:0:ffff:5bce:48a9
91.206.72.170 0:0:0:0:0:ffff:5bce:48aa
91.206.72.171 0:0:0:0:0:ffff:5bce:48ab
91.206.72.172 0:0:0:0:0:ffff:5bce:48ac
91.206.72.173 0:0:0:0:0:ffff:5bce:48ad
91.206.72.174 0:0:0:0:0:ffff:5bce:48ae
91.206.72.175 0:0:0:0:0:ffff:5bce:48af
91.206.72.176 0:0:0:0:0:ffff:5bce:48b0
91.206.72.177 0:0:0:0:0:ffff:5bce:48b1
91.206.72.178 0:0:0:0:0:ffff:5bce:48b2
91.206.72.179 0:0:0:0:0:ffff:5bce:48b3
91.206.72.180 0:0:0:0:0:ffff:5bce:48b4


91.206.72.181 0:0:0:0:0:ffff:5bce:48b5
91.206.72.182 0:0:0:0:0:ffff:5bce:48b6
91.206.72.183 0:0:0:0:0:ffff:5bce:48b7
91.206.72.184 0:0:0:0:0:ffff:5bce:48b8
91.206.72.185 0:0:0:0:0:ffff:5bce:48b9
91.206.72.186 0:0:0:0:0:ffff:5bce:48ba
91.206.72.187 0:0:0:0:0:ffff:5bce:48bb
91.206.72.188 0:0:0:0:0:ffff:5bce:48bc
91.206.72.189 0:0:0:0:0:ffff:5bce:48bd
91.206.72.190 0:0:0:0:0:ffff:5bce:48be
91.206.72.191 0:0:0:0:0:ffff:5bce:48bf
91.206.72.192 0:0:0:0:0:ffff:5bce:48c0
91.206.72.193 0:0:0:0:0:ffff:5bce:48c1
91.206.72.194 0:0:0:0:0:ffff:5bce:48c2
91.206.72.195 0:0:0:0:0:ffff:5bce:48c3
91.206.72.196 0:0:0:0:0:ffff:5bce:48c4
91.206.72.197 0:0:0:0:0:ffff:5bce:48c5
91.206.72.198 0:0:0:0:0:ffff:5bce:48c6
91.206.72.199 0:0:0:0:0:ffff:5bce:48c7
91.206.72.200 0:0:0:0:0:ffff:5bce:48c8
91.206.72.201 0:0:0:0:0:ffff:5bce:48c9
91.206.72.202 0:0:0:0:0:ffff:5bce:48ca
91.206.72.203 0:0:0:0:0:ffff:5bce:48cb
91.206.72.204 0:0:0:0:0:ffff:5bce:48cc
91.206.72.205 0:0:0:0:0:ffff:5bce:48cd
91.206.72.206 0:0:0:0:0:ffff:5bce:48ce
91.206.72.207 0:0:0:0:0:ffff:5bce:48cf
91.206.72.208 0:0:0:0:0:ffff:5bce:48d0
91.206.72.209 0:0:0:0:0:ffff:5bce:48d1
91.206.72.210 0:0:0:0:0:ffff:5bce:48d2
91.206.72.211 0:0:0:0:0:ffff:5bce:48d3
91.206.72.212 0:0:0:0:0:ffff:5bce:48d4
91.206.72.213 0:0:0:0:0:ffff:5bce:48d5
91.206.72.214 0:0:0:0:0:ffff:5bce:48d6
91.206.72.215 0:0:0:0:0:ffff:5bce:48d7
91.206.72.216 0:0:0:0:0:ffff:5bce:48d8
91.206.72.217 0:0:0:0:0:ffff:5bce:48d9
91.206.72.218 0:0:0:0:0:ffff:5bce:48da
91.206.72.219 0:0:0:0:0:ffff:5bce:48db
91.206.72.220 0:0:0:0:0:ffff:5bce:48dc
91.206.72.221 0:0:0:0:0:ffff:5bce:48dd
91.206.72.222 0:0:0:0:0:ffff:5bce:48de
91.206.72.223 0:0:0:0:0:ffff:5bce:48df
91.206.72.224 0:0:0:0:0:ffff:5bce:48e0
91.206.72.225 0:0:0:0:0:ffff:5bce:48e1
91.206.72.226 0:0:0:0:0:ffff:5bce:48e2
91.206.72.227 0:0:0:0:0:ffff:5bce:48e3
91.206.72.228 0:0:0:0:0:ffff:5bce:48e4
91.206.72.229 0:0:0:0:0:ffff:5bce:48e5
91.206.72.230 0:0:0:0:0:ffff:5bce:48e6
91.206.72.231 0:0:0:0:0:ffff:5bce:48e7
91.206.72.232 0:0:0:0:0:ffff:5bce:48e8
91.206.72.233 0:0:0:0:0:ffff:5bce:48e9
91.206.72.234 0:0:0:0:0:ffff:5bce:48ea
91.206.72.235 0:0:0:0:0:ffff:5bce:48eb
91.206.72.236 0:0:0:0:0:ffff:5bce:48ec
91.206.72.237 0:0:0:0:0:ffff:5bce:48ed
91.206.72.238 0:0:0:0:0:ffff:5bce:48ee
91.206.72.239 0:0:0:0:0:ffff:5bce:48ef
91.206.72.240 0:0:0:0:0:ffff:5bce:48f0
91.206.72.241 0:0:0:0:0:ffff:5bce:48f1
91.206.72.242 0:0:0:0:0:ffff:5bce:48f2
91.206.72.243 0:0:0:0:0:ffff:5bce:48f3
91.206.72.244 0:0:0:0:0:ffff:5bce:48f4
91.206.72.245 0:0:0:0:0:ffff:5bce:48f5
91.206.72.246 0:0:0:0:0:ffff:5bce:48f6
91.206.72.247 0:0:0:0:0:ffff:5bce:48f7
91.206.72.248 0:0:0:0:0:ffff:5bce:48f8
91.206.72.249 0:0:0:0:0:ffff:5bce:48f9
91.206.72.250 0:0:0:0:0:ffff:5bce:48fa
91.206.72.251 0:0:0:0:0:ffff:5bce:48fb
91.206.72.252 0:0:0:0:0:ffff:5bce:48fc
91.206.72.253 0:0:0:0:0:ffff:5bce:48fd
91.206.72.254 0:0:0:0:0:ffff:5bce:48fe
91.206.72.255 0:0:0:0:0:ffff:5bce: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.