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
156.127.72.1 0:0:0:0:0:ffff:9c7f:4801
156.127.72.2 0:0:0:0:0:ffff:9c7f:4802
156.127.72.3 0:0:0:0:0:ffff:9c7f:4803
156.127.72.4 0:0:0:0:0:ffff:9c7f:4804
156.127.72.5 0:0:0:0:0:ffff:9c7f:4805
156.127.72.6 0:0:0:0:0:ffff:9c7f:4806
156.127.72.7 0:0:0:0:0:ffff:9c7f:4807
156.127.72.8 0:0:0:0:0:ffff:9c7f:4808
156.127.72.9 0:0:0:0:0:ffff:9c7f:4809
156.127.72.10 0:0:0:0:0:ffff:9c7f:480a
156.127.72.11 0:0:0:0:0:ffff:9c7f:480b
156.127.72.12 0:0:0:0:0:ffff:9c7f:480c
156.127.72.13 0:0:0:0:0:ffff:9c7f:480d
156.127.72.14 0:0:0:0:0:ffff:9c7f:480e
156.127.72.15 0:0:0:0:0:ffff:9c7f:480f
156.127.72.16 0:0:0:0:0:ffff:9c7f:4810
156.127.72.17 0:0:0:0:0:ffff:9c7f:4811
156.127.72.18 0:0:0:0:0:ffff:9c7f:4812
156.127.72.19 0:0:0:0:0:ffff:9c7f:4813
156.127.72.20 0:0:0:0:0:ffff:9c7f:4814
156.127.72.21 0:0:0:0:0:ffff:9c7f:4815
156.127.72.22 0:0:0:0:0:ffff:9c7f:4816
156.127.72.23 0:0:0:0:0:ffff:9c7f:4817
156.127.72.24 0:0:0:0:0:ffff:9c7f:4818
156.127.72.25 0:0:0:0:0:ffff:9c7f:4819
156.127.72.26 0:0:0:0:0:ffff:9c7f:481a
156.127.72.27 0:0:0:0:0:ffff:9c7f:481b
156.127.72.28 0:0:0:0:0:ffff:9c7f:481c
156.127.72.29 0:0:0:0:0:ffff:9c7f:481d
156.127.72.30 0:0:0:0:0:ffff:9c7f:481e
156.127.72.31 0:0:0:0:0:ffff:9c7f:481f
156.127.72.32 0:0:0:0:0:ffff:9c7f:4820
156.127.72.33 0:0:0:0:0:ffff:9c7f:4821
156.127.72.34 0:0:0:0:0:ffff:9c7f:4822
156.127.72.35 0:0:0:0:0:ffff:9c7f:4823
156.127.72.36 0:0:0:0:0:ffff:9c7f:4824
156.127.72.37 0:0:0:0:0:ffff:9c7f:4825
156.127.72.38 0:0:0:0:0:ffff:9c7f:4826
156.127.72.39 0:0:0:0:0:ffff:9c7f:4827
156.127.72.40 0:0:0:0:0:ffff:9c7f:4828
156.127.72.41 0:0:0:0:0:ffff:9c7f:4829
156.127.72.42 0:0:0:0:0:ffff:9c7f:482a
156.127.72.43 0:0:0:0:0:ffff:9c7f:482b
156.127.72.44 0:0:0:0:0:ffff:9c7f:482c
156.127.72.45 0:0:0:0:0:ffff:9c7f:482d
156.127.72.46 0:0:0:0:0:ffff:9c7f:482e
156.127.72.47 0:0:0:0:0:ffff:9c7f:482f
156.127.72.48 0:0:0:0:0:ffff:9c7f:4830
156.127.72.49 0:0:0:0:0:ffff:9c7f:4831
156.127.72.50 0:0:0:0:0:ffff:9c7f:4832
156.127.72.51 0:0:0:0:0:ffff:9c7f:4833
156.127.72.52 0:0:0:0:0:ffff:9c7f:4834
156.127.72.53 0:0:0:0:0:ffff:9c7f:4835
156.127.72.54 0:0:0:0:0:ffff:9c7f:4836
156.127.72.55 0:0:0:0:0:ffff:9c7f:4837
156.127.72.56 0:0:0:0:0:ffff:9c7f:4838
156.127.72.57 0:0:0:0:0:ffff:9c7f:4839
156.127.72.58 0:0:0:0:0:ffff:9c7f:483a
156.127.72.59 0:0:0:0:0:ffff:9c7f:483b
156.127.72.60 0:0:0:0:0:ffff:9c7f:483c


156.127.72.61 0:0:0:0:0:ffff:9c7f:483d
156.127.72.62 0:0:0:0:0:ffff:9c7f:483e
156.127.72.63 0:0:0:0:0:ffff:9c7f:483f
156.127.72.64 0:0:0:0:0:ffff:9c7f:4840
156.127.72.65 0:0:0:0:0:ffff:9c7f:4841
156.127.72.66 0:0:0:0:0:ffff:9c7f:4842
156.127.72.67 0:0:0:0:0:ffff:9c7f:4843
156.127.72.68 0:0:0:0:0:ffff:9c7f:4844
156.127.72.69 0:0:0:0:0:ffff:9c7f:4845
156.127.72.70 0:0:0:0:0:ffff:9c7f:4846
156.127.72.71 0:0:0:0:0:ffff:9c7f:4847
156.127.72.72 0:0:0:0:0:ffff:9c7f:4848
156.127.72.73 0:0:0:0:0:ffff:9c7f:4849
156.127.72.74 0:0:0:0:0:ffff:9c7f:484a
156.127.72.75 0:0:0:0:0:ffff:9c7f:484b
156.127.72.76 0:0:0:0:0:ffff:9c7f:484c
156.127.72.77 0:0:0:0:0:ffff:9c7f:484d
156.127.72.78 0:0:0:0:0:ffff:9c7f:484e
156.127.72.79 0:0:0:0:0:ffff:9c7f:484f
156.127.72.80 0:0:0:0:0:ffff:9c7f:4850
156.127.72.81 0:0:0:0:0:ffff:9c7f:4851
156.127.72.82 0:0:0:0:0:ffff:9c7f:4852
156.127.72.83 0:0:0:0:0:ffff:9c7f:4853
156.127.72.84 0:0:0:0:0:ffff:9c7f:4854
156.127.72.85 0:0:0:0:0:ffff:9c7f:4855
156.127.72.86 0:0:0:0:0:ffff:9c7f:4856
156.127.72.87 0:0:0:0:0:ffff:9c7f:4857
156.127.72.88 0:0:0:0:0:ffff:9c7f:4858
156.127.72.89 0:0:0:0:0:ffff:9c7f:4859
156.127.72.90 0:0:0:0:0:ffff:9c7f:485a
156.127.72.91 0:0:0:0:0:ffff:9c7f:485b
156.127.72.92 0:0:0:0:0:ffff:9c7f:485c
156.127.72.93 0:0:0:0:0:ffff:9c7f:485d
156.127.72.94 0:0:0:0:0:ffff:9c7f:485e
156.127.72.95 0:0:0:0:0:ffff:9c7f:485f
156.127.72.96 0:0:0:0:0:ffff:9c7f:4860
156.127.72.97 0:0:0:0:0:ffff:9c7f:4861
156.127.72.98 0:0:0:0:0:ffff:9c7f:4862
156.127.72.99 0:0:0:0:0:ffff:9c7f:4863
156.127.72.100 0:0:0:0:0:ffff:9c7f:4864
156.127.72.101 0:0:0:0:0:ffff:9c7f:4865
156.127.72.102 0:0:0:0:0:ffff:9c7f:4866
156.127.72.103 0:0:0:0:0:ffff:9c7f:4867
156.127.72.104 0:0:0:0:0:ffff:9c7f:4868
156.127.72.105 0:0:0:0:0:ffff:9c7f:4869
156.127.72.106 0:0:0:0:0:ffff:9c7f:486a
156.127.72.107 0:0:0:0:0:ffff:9c7f:486b
156.127.72.108 0:0:0:0:0:ffff:9c7f:486c
156.127.72.109 0:0:0:0:0:ffff:9c7f:486d
156.127.72.110 0:0:0:0:0:ffff:9c7f:486e
156.127.72.111 0:0:0:0:0:ffff:9c7f:486f
156.127.72.112 0:0:0:0:0:ffff:9c7f:4870
156.127.72.113 0:0:0:0:0:ffff:9c7f:4871
156.127.72.114 0:0:0:0:0:ffff:9c7f:4872
156.127.72.115 0:0:0:0:0:ffff:9c7f:4873
156.127.72.116 0:0:0:0:0:ffff:9c7f:4874
156.127.72.117 0:0:0:0:0:ffff:9c7f:4875
156.127.72.118 0:0:0:0:0:ffff:9c7f:4876
156.127.72.119 0:0:0:0:0:ffff:9c7f:4877
156.127.72.120 0:0:0:0:0:ffff:9c7f:4878


156.127.72.121 0:0:0:0:0:ffff:9c7f:4879
156.127.72.122 0:0:0:0:0:ffff:9c7f:487a
156.127.72.123 0:0:0:0:0:ffff:9c7f:487b
156.127.72.124 0:0:0:0:0:ffff:9c7f:487c
156.127.72.125 0:0:0:0:0:ffff:9c7f:487d
156.127.72.126 0:0:0:0:0:ffff:9c7f:487e
156.127.72.127 0:0:0:0:0:ffff:9c7f:487f
156.127.72.128 0:0:0:0:0:ffff:9c7f:4880
156.127.72.129 0:0:0:0:0:ffff:9c7f:4881
156.127.72.130 0:0:0:0:0:ffff:9c7f:4882
156.127.72.131 0:0:0:0:0:ffff:9c7f:4883
156.127.72.132 0:0:0:0:0:ffff:9c7f:4884
156.127.72.133 0:0:0:0:0:ffff:9c7f:4885
156.127.72.134 0:0:0:0:0:ffff:9c7f:4886
156.127.72.135 0:0:0:0:0:ffff:9c7f:4887
156.127.72.136 0:0:0:0:0:ffff:9c7f:4888
156.127.72.137 0:0:0:0:0:ffff:9c7f:4889
156.127.72.138 0:0:0:0:0:ffff:9c7f:488a
156.127.72.139 0:0:0:0:0:ffff:9c7f:488b
156.127.72.140 0:0:0:0:0:ffff:9c7f:488c
156.127.72.141 0:0:0:0:0:ffff:9c7f:488d
156.127.72.142 0:0:0:0:0:ffff:9c7f:488e
156.127.72.143 0:0:0:0:0:ffff:9c7f:488f
156.127.72.144 0:0:0:0:0:ffff:9c7f:4890
156.127.72.145 0:0:0:0:0:ffff:9c7f:4891
156.127.72.146 0:0:0:0:0:ffff:9c7f:4892
156.127.72.147 0:0:0:0:0:ffff:9c7f:4893
156.127.72.148 0:0:0:0:0:ffff:9c7f:4894
156.127.72.149 0:0:0:0:0:ffff:9c7f:4895
156.127.72.150 0:0:0:0:0:ffff:9c7f:4896
156.127.72.151 0:0:0:0:0:ffff:9c7f:4897
156.127.72.152 0:0:0:0:0:ffff:9c7f:4898
156.127.72.153 0:0:0:0:0:ffff:9c7f:4899
156.127.72.154 0:0:0:0:0:ffff:9c7f:489a
156.127.72.155 0:0:0:0:0:ffff:9c7f:489b
156.127.72.156 0:0:0:0:0:ffff:9c7f:489c
156.127.72.157 0:0:0:0:0:ffff:9c7f:489d
156.127.72.158 0:0:0:0:0:ffff:9c7f:489e
156.127.72.159 0:0:0:0:0:ffff:9c7f:489f
156.127.72.160 0:0:0:0:0:ffff:9c7f:48a0
156.127.72.161 0:0:0:0:0:ffff:9c7f:48a1
156.127.72.162 0:0:0:0:0:ffff:9c7f:48a2
156.127.72.163 0:0:0:0:0:ffff:9c7f:48a3
156.127.72.164 0:0:0:0:0:ffff:9c7f:48a4
156.127.72.165 0:0:0:0:0:ffff:9c7f:48a5
156.127.72.166 0:0:0:0:0:ffff:9c7f:48a6
156.127.72.167 0:0:0:0:0:ffff:9c7f:48a7
156.127.72.168 0:0:0:0:0:ffff:9c7f:48a8
156.127.72.169 0:0:0:0:0:ffff:9c7f:48a9
156.127.72.170 0:0:0:0:0:ffff:9c7f:48aa
156.127.72.171 0:0:0:0:0:ffff:9c7f:48ab
156.127.72.172 0:0:0:0:0:ffff:9c7f:48ac
156.127.72.173 0:0:0:0:0:ffff:9c7f:48ad
156.127.72.174 0:0:0:0:0:ffff:9c7f:48ae
156.127.72.175 0:0:0:0:0:ffff:9c7f:48af
156.127.72.176 0:0:0:0:0:ffff:9c7f:48b0
156.127.72.177 0:0:0:0:0:ffff:9c7f:48b1
156.127.72.178 0:0:0:0:0:ffff:9c7f:48b2
156.127.72.179 0:0:0:0:0:ffff:9c7f:48b3
156.127.72.180 0:0:0:0:0:ffff:9c7f:48b4


156.127.72.181 0:0:0:0:0:ffff:9c7f:48b5
156.127.72.182 0:0:0:0:0:ffff:9c7f:48b6
156.127.72.183 0:0:0:0:0:ffff:9c7f:48b7
156.127.72.184 0:0:0:0:0:ffff:9c7f:48b8
156.127.72.185 0:0:0:0:0:ffff:9c7f:48b9
156.127.72.186 0:0:0:0:0:ffff:9c7f:48ba
156.127.72.187 0:0:0:0:0:ffff:9c7f:48bb
156.127.72.188 0:0:0:0:0:ffff:9c7f:48bc
156.127.72.189 0:0:0:0:0:ffff:9c7f:48bd
156.127.72.190 0:0:0:0:0:ffff:9c7f:48be
156.127.72.191 0:0:0:0:0:ffff:9c7f:48bf
156.127.72.192 0:0:0:0:0:ffff:9c7f:48c0
156.127.72.193 0:0:0:0:0:ffff:9c7f:48c1
156.127.72.194 0:0:0:0:0:ffff:9c7f:48c2
156.127.72.195 0:0:0:0:0:ffff:9c7f:48c3
156.127.72.196 0:0:0:0:0:ffff:9c7f:48c4
156.127.72.197 0:0:0:0:0:ffff:9c7f:48c5
156.127.72.198 0:0:0:0:0:ffff:9c7f:48c6
156.127.72.199 0:0:0:0:0:ffff:9c7f:48c7
156.127.72.200 0:0:0:0:0:ffff:9c7f:48c8
156.127.72.201 0:0:0:0:0:ffff:9c7f:48c9
156.127.72.202 0:0:0:0:0:ffff:9c7f:48ca
156.127.72.203 0:0:0:0:0:ffff:9c7f:48cb
156.127.72.204 0:0:0:0:0:ffff:9c7f:48cc
156.127.72.205 0:0:0:0:0:ffff:9c7f:48cd
156.127.72.206 0:0:0:0:0:ffff:9c7f:48ce
156.127.72.207 0:0:0:0:0:ffff:9c7f:48cf
156.127.72.208 0:0:0:0:0:ffff:9c7f:48d0
156.127.72.209 0:0:0:0:0:ffff:9c7f:48d1
156.127.72.210 0:0:0:0:0:ffff:9c7f:48d2
156.127.72.211 0:0:0:0:0:ffff:9c7f:48d3
156.127.72.212 0:0:0:0:0:ffff:9c7f:48d4
156.127.72.213 0:0:0:0:0:ffff:9c7f:48d5
156.127.72.214 0:0:0:0:0:ffff:9c7f:48d6
156.127.72.215 0:0:0:0:0:ffff:9c7f:48d7
156.127.72.216 0:0:0:0:0:ffff:9c7f:48d8
156.127.72.217 0:0:0:0:0:ffff:9c7f:48d9
156.127.72.218 0:0:0:0:0:ffff:9c7f:48da
156.127.72.219 0:0:0:0:0:ffff:9c7f:48db
156.127.72.220 0:0:0:0:0:ffff:9c7f:48dc
156.127.72.221 0:0:0:0:0:ffff:9c7f:48dd
156.127.72.222 0:0:0:0:0:ffff:9c7f:48de
156.127.72.223 0:0:0:0:0:ffff:9c7f:48df
156.127.72.224 0:0:0:0:0:ffff:9c7f:48e0
156.127.72.225 0:0:0:0:0:ffff:9c7f:48e1
156.127.72.226 0:0:0:0:0:ffff:9c7f:48e2
156.127.72.227 0:0:0:0:0:ffff:9c7f:48e3
156.127.72.228 0:0:0:0:0:ffff:9c7f:48e4
156.127.72.229 0:0:0:0:0:ffff:9c7f:48e5
156.127.72.230 0:0:0:0:0:ffff:9c7f:48e6
156.127.72.231 0:0:0:0:0:ffff:9c7f:48e7
156.127.72.232 0:0:0:0:0:ffff:9c7f:48e8
156.127.72.233 0:0:0:0:0:ffff:9c7f:48e9
156.127.72.234 0:0:0:0:0:ffff:9c7f:48ea
156.127.72.235 0:0:0:0:0:ffff:9c7f:48eb
156.127.72.236 0:0:0:0:0:ffff:9c7f:48ec
156.127.72.237 0:0:0:0:0:ffff:9c7f:48ed
156.127.72.238 0:0:0:0:0:ffff:9c7f:48ee
156.127.72.239 0:0:0:0:0:ffff:9c7f:48ef
156.127.72.240 0:0:0:0:0:ffff:9c7f:48f0
156.127.72.241 0:0:0:0:0:ffff:9c7f:48f1
156.127.72.242 0:0:0:0:0:ffff:9c7f:48f2
156.127.72.243 0:0:0:0:0:ffff:9c7f:48f3
156.127.72.244 0:0:0:0:0:ffff:9c7f:48f4
156.127.72.245 0:0:0:0:0:ffff:9c7f:48f5
156.127.72.246 0:0:0:0:0:ffff:9c7f:48f6
156.127.72.247 0:0:0:0:0:ffff:9c7f:48f7
156.127.72.248 0:0:0:0:0:ffff:9c7f:48f8
156.127.72.249 0:0:0:0:0:ffff:9c7f:48f9
156.127.72.250 0:0:0:0:0:ffff:9c7f:48fa
156.127.72.251 0:0:0:0:0:ffff:9c7f:48fb
156.127.72.252 0:0:0:0:0:ffff:9c7f:48fc
156.127.72.253 0:0:0:0:0:ffff:9c7f:48fd
156.127.72.254 0:0:0:0:0:ffff:9c7f:48fe
156.127.72.255 0:0:0:0:0:ffff:9c7f: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.