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
72.32.73.1 0:0:0:0:0:ffff:4820:4901
72.32.73.2 0:0:0:0:0:ffff:4820:4902
72.32.73.3 0:0:0:0:0:ffff:4820:4903
72.32.73.4 0:0:0:0:0:ffff:4820:4904
72.32.73.5 0:0:0:0:0:ffff:4820:4905
72.32.73.6 0:0:0:0:0:ffff:4820:4906
72.32.73.7 0:0:0:0:0:ffff:4820:4907
72.32.73.8 0:0:0:0:0:ffff:4820:4908
72.32.73.9 0:0:0:0:0:ffff:4820:4909
72.32.73.10 0:0:0:0:0:ffff:4820:490a
72.32.73.11 0:0:0:0:0:ffff:4820:490b
72.32.73.12 0:0:0:0:0:ffff:4820:490c
72.32.73.13 0:0:0:0:0:ffff:4820:490d
72.32.73.14 0:0:0:0:0:ffff:4820:490e
72.32.73.15 0:0:0:0:0:ffff:4820:490f
72.32.73.16 0:0:0:0:0:ffff:4820:4910
72.32.73.17 0:0:0:0:0:ffff:4820:4911
72.32.73.18 0:0:0:0:0:ffff:4820:4912
72.32.73.19 0:0:0:0:0:ffff:4820:4913
72.32.73.20 0:0:0:0:0:ffff:4820:4914
72.32.73.21 0:0:0:0:0:ffff:4820:4915
72.32.73.22 0:0:0:0:0:ffff:4820:4916
72.32.73.23 0:0:0:0:0:ffff:4820:4917
72.32.73.24 0:0:0:0:0:ffff:4820:4918
72.32.73.25 0:0:0:0:0:ffff:4820:4919
72.32.73.26 0:0:0:0:0:ffff:4820:491a
72.32.73.27 0:0:0:0:0:ffff:4820:491b
72.32.73.28 0:0:0:0:0:ffff:4820:491c
72.32.73.29 0:0:0:0:0:ffff:4820:491d
72.32.73.30 0:0:0:0:0:ffff:4820:491e
72.32.73.31 0:0:0:0:0:ffff:4820:491f
72.32.73.32 0:0:0:0:0:ffff:4820:4920
72.32.73.33 0:0:0:0:0:ffff:4820:4921
72.32.73.34 0:0:0:0:0:ffff:4820:4922
72.32.73.35 0:0:0:0:0:ffff:4820:4923
72.32.73.36 0:0:0:0:0:ffff:4820:4924
72.32.73.37 0:0:0:0:0:ffff:4820:4925
72.32.73.38 0:0:0:0:0:ffff:4820:4926
72.32.73.39 0:0:0:0:0:ffff:4820:4927
72.32.73.40 0:0:0:0:0:ffff:4820:4928
72.32.73.41 0:0:0:0:0:ffff:4820:4929
72.32.73.42 0:0:0:0:0:ffff:4820:492a
72.32.73.43 0:0:0:0:0:ffff:4820:492b
72.32.73.44 0:0:0:0:0:ffff:4820:492c
72.32.73.45 0:0:0:0:0:ffff:4820:492d
72.32.73.46 0:0:0:0:0:ffff:4820:492e
72.32.73.47 0:0:0:0:0:ffff:4820:492f
72.32.73.48 0:0:0:0:0:ffff:4820:4930
72.32.73.49 0:0:0:0:0:ffff:4820:4931
72.32.73.50 0:0:0:0:0:ffff:4820:4932
72.32.73.51 0:0:0:0:0:ffff:4820:4933
72.32.73.52 0:0:0:0:0:ffff:4820:4934
72.32.73.53 0:0:0:0:0:ffff:4820:4935
72.32.73.54 0:0:0:0:0:ffff:4820:4936
72.32.73.55 0:0:0:0:0:ffff:4820:4937
72.32.73.56 0:0:0:0:0:ffff:4820:4938
72.32.73.57 0:0:0:0:0:ffff:4820:4939
72.32.73.58 0:0:0:0:0:ffff:4820:493a
72.32.73.59 0:0:0:0:0:ffff:4820:493b
72.32.73.60 0:0:0:0:0:ffff:4820:493c


72.32.73.61 0:0:0:0:0:ffff:4820:493d
72.32.73.62 0:0:0:0:0:ffff:4820:493e
72.32.73.63 0:0:0:0:0:ffff:4820:493f
72.32.73.64 0:0:0:0:0:ffff:4820:4940
72.32.73.65 0:0:0:0:0:ffff:4820:4941
72.32.73.66 0:0:0:0:0:ffff:4820:4942
72.32.73.67 0:0:0:0:0:ffff:4820:4943
72.32.73.68 0:0:0:0:0:ffff:4820:4944
72.32.73.69 0:0:0:0:0:ffff:4820:4945
72.32.73.70 0:0:0:0:0:ffff:4820:4946
72.32.73.71 0:0:0:0:0:ffff:4820:4947
72.32.73.72 0:0:0:0:0:ffff:4820:4948
72.32.73.73 0:0:0:0:0:ffff:4820:4949
72.32.73.74 0:0:0:0:0:ffff:4820:494a
72.32.73.75 0:0:0:0:0:ffff:4820:494b
72.32.73.76 0:0:0:0:0:ffff:4820:494c
72.32.73.77 0:0:0:0:0:ffff:4820:494d
72.32.73.78 0:0:0:0:0:ffff:4820:494e
72.32.73.79 0:0:0:0:0:ffff:4820:494f
72.32.73.80 0:0:0:0:0:ffff:4820:4950
72.32.73.81 0:0:0:0:0:ffff:4820:4951
72.32.73.82 0:0:0:0:0:ffff:4820:4952
72.32.73.83 0:0:0:0:0:ffff:4820:4953
72.32.73.84 0:0:0:0:0:ffff:4820:4954
72.32.73.85 0:0:0:0:0:ffff:4820:4955
72.32.73.86 0:0:0:0:0:ffff:4820:4956
72.32.73.87 0:0:0:0:0:ffff:4820:4957
72.32.73.88 0:0:0:0:0:ffff:4820:4958
72.32.73.89 0:0:0:0:0:ffff:4820:4959
72.32.73.90 0:0:0:0:0:ffff:4820:495a
72.32.73.91 0:0:0:0:0:ffff:4820:495b
72.32.73.92 0:0:0:0:0:ffff:4820:495c
72.32.73.93 0:0:0:0:0:ffff:4820:495d
72.32.73.94 0:0:0:0:0:ffff:4820:495e
72.32.73.95 0:0:0:0:0:ffff:4820:495f
72.32.73.96 0:0:0:0:0:ffff:4820:4960
72.32.73.97 0:0:0:0:0:ffff:4820:4961
72.32.73.98 0:0:0:0:0:ffff:4820:4962
72.32.73.99 0:0:0:0:0:ffff:4820:4963
72.32.73.100 0:0:0:0:0:ffff:4820:4964
72.32.73.101 0:0:0:0:0:ffff:4820:4965
72.32.73.102 0:0:0:0:0:ffff:4820:4966
72.32.73.103 0:0:0:0:0:ffff:4820:4967
72.32.73.104 0:0:0:0:0:ffff:4820:4968
72.32.73.105 0:0:0:0:0:ffff:4820:4969
72.32.73.106 0:0:0:0:0:ffff:4820:496a
72.32.73.107 0:0:0:0:0:ffff:4820:496b
72.32.73.108 0:0:0:0:0:ffff:4820:496c
72.32.73.109 0:0:0:0:0:ffff:4820:496d
72.32.73.110 0:0:0:0:0:ffff:4820:496e
72.32.73.111 0:0:0:0:0:ffff:4820:496f
72.32.73.112 0:0:0:0:0:ffff:4820:4970
72.32.73.113 0:0:0:0:0:ffff:4820:4971
72.32.73.114 0:0:0:0:0:ffff:4820:4972
72.32.73.115 0:0:0:0:0:ffff:4820:4973
72.32.73.116 0:0:0:0:0:ffff:4820:4974
72.32.73.117 0:0:0:0:0:ffff:4820:4975
72.32.73.118 0:0:0:0:0:ffff:4820:4976
72.32.73.119 0:0:0:0:0:ffff:4820:4977
72.32.73.120 0:0:0:0:0:ffff:4820:4978


72.32.73.121 0:0:0:0:0:ffff:4820:4979
72.32.73.122 0:0:0:0:0:ffff:4820:497a
72.32.73.123 0:0:0:0:0:ffff:4820:497b
72.32.73.124 0:0:0:0:0:ffff:4820:497c
72.32.73.125 0:0:0:0:0:ffff:4820:497d
72.32.73.126 0:0:0:0:0:ffff:4820:497e
72.32.73.127 0:0:0:0:0:ffff:4820:497f
72.32.73.128 0:0:0:0:0:ffff:4820:4980
72.32.73.129 0:0:0:0:0:ffff:4820:4981
72.32.73.130 0:0:0:0:0:ffff:4820:4982
72.32.73.131 0:0:0:0:0:ffff:4820:4983
72.32.73.132 0:0:0:0:0:ffff:4820:4984
72.32.73.133 0:0:0:0:0:ffff:4820:4985
72.32.73.134 0:0:0:0:0:ffff:4820:4986
72.32.73.135 0:0:0:0:0:ffff:4820:4987
72.32.73.136 0:0:0:0:0:ffff:4820:4988
72.32.73.137 0:0:0:0:0:ffff:4820:4989
72.32.73.138 0:0:0:0:0:ffff:4820:498a
72.32.73.139 0:0:0:0:0:ffff:4820:498b
72.32.73.140 0:0:0:0:0:ffff:4820:498c
72.32.73.141 0:0:0:0:0:ffff:4820:498d
72.32.73.142 0:0:0:0:0:ffff:4820:498e
72.32.73.143 0:0:0:0:0:ffff:4820:498f
72.32.73.144 0:0:0:0:0:ffff:4820:4990
72.32.73.145 0:0:0:0:0:ffff:4820:4991
72.32.73.146 0:0:0:0:0:ffff:4820:4992
72.32.73.147 0:0:0:0:0:ffff:4820:4993
72.32.73.148 0:0:0:0:0:ffff:4820:4994
72.32.73.149 0:0:0:0:0:ffff:4820:4995
72.32.73.150 0:0:0:0:0:ffff:4820:4996
72.32.73.151 0:0:0:0:0:ffff:4820:4997
72.32.73.152 0:0:0:0:0:ffff:4820:4998
72.32.73.153 0:0:0:0:0:ffff:4820:4999
72.32.73.154 0:0:0:0:0:ffff:4820:499a
72.32.73.155 0:0:0:0:0:ffff:4820:499b
72.32.73.156 0:0:0:0:0:ffff:4820:499c
72.32.73.157 0:0:0:0:0:ffff:4820:499d
72.32.73.158 0:0:0:0:0:ffff:4820:499e
72.32.73.159 0:0:0:0:0:ffff:4820:499f
72.32.73.160 0:0:0:0:0:ffff:4820:49a0
72.32.73.161 0:0:0:0:0:ffff:4820:49a1
72.32.73.162 0:0:0:0:0:ffff:4820:49a2
72.32.73.163 0:0:0:0:0:ffff:4820:49a3
72.32.73.164 0:0:0:0:0:ffff:4820:49a4
72.32.73.165 0:0:0:0:0:ffff:4820:49a5
72.32.73.166 0:0:0:0:0:ffff:4820:49a6
72.32.73.167 0:0:0:0:0:ffff:4820:49a7
72.32.73.168 0:0:0:0:0:ffff:4820:49a8
72.32.73.169 0:0:0:0:0:ffff:4820:49a9
72.32.73.170 0:0:0:0:0:ffff:4820:49aa
72.32.73.171 0:0:0:0:0:ffff:4820:49ab
72.32.73.172 0:0:0:0:0:ffff:4820:49ac
72.32.73.173 0:0:0:0:0:ffff:4820:49ad
72.32.73.174 0:0:0:0:0:ffff:4820:49ae
72.32.73.175 0:0:0:0:0:ffff:4820:49af
72.32.73.176 0:0:0:0:0:ffff:4820:49b0
72.32.73.177 0:0:0:0:0:ffff:4820:49b1
72.32.73.178 0:0:0:0:0:ffff:4820:49b2
72.32.73.179 0:0:0:0:0:ffff:4820:49b3
72.32.73.180 0:0:0:0:0:ffff:4820:49b4


72.32.73.181 0:0:0:0:0:ffff:4820:49b5
72.32.73.182 0:0:0:0:0:ffff:4820:49b6
72.32.73.183 0:0:0:0:0:ffff:4820:49b7
72.32.73.184 0:0:0:0:0:ffff:4820:49b8
72.32.73.185 0:0:0:0:0:ffff:4820:49b9
72.32.73.186 0:0:0:0:0:ffff:4820:49ba
72.32.73.187 0:0:0:0:0:ffff:4820:49bb
72.32.73.188 0:0:0:0:0:ffff:4820:49bc
72.32.73.189 0:0:0:0:0:ffff:4820:49bd
72.32.73.190 0:0:0:0:0:ffff:4820:49be
72.32.73.191 0:0:0:0:0:ffff:4820:49bf
72.32.73.192 0:0:0:0:0:ffff:4820:49c0
72.32.73.193 0:0:0:0:0:ffff:4820:49c1
72.32.73.194 0:0:0:0:0:ffff:4820:49c2
72.32.73.195 0:0:0:0:0:ffff:4820:49c3
72.32.73.196 0:0:0:0:0:ffff:4820:49c4
72.32.73.197 0:0:0:0:0:ffff:4820:49c5
72.32.73.198 0:0:0:0:0:ffff:4820:49c6
72.32.73.199 0:0:0:0:0:ffff:4820:49c7
72.32.73.200 0:0:0:0:0:ffff:4820:49c8
72.32.73.201 0:0:0:0:0:ffff:4820:49c9
72.32.73.202 0:0:0:0:0:ffff:4820:49ca
72.32.73.203 0:0:0:0:0:ffff:4820:49cb
72.32.73.204 0:0:0:0:0:ffff:4820:49cc
72.32.73.205 0:0:0:0:0:ffff:4820:49cd
72.32.73.206 0:0:0:0:0:ffff:4820:49ce
72.32.73.207 0:0:0:0:0:ffff:4820:49cf
72.32.73.208 0:0:0:0:0:ffff:4820:49d0
72.32.73.209 0:0:0:0:0:ffff:4820:49d1
72.32.73.210 0:0:0:0:0:ffff:4820:49d2
72.32.73.211 0:0:0:0:0:ffff:4820:49d3
72.32.73.212 0:0:0:0:0:ffff:4820:49d4
72.32.73.213 0:0:0:0:0:ffff:4820:49d5
72.32.73.214 0:0:0:0:0:ffff:4820:49d6
72.32.73.215 0:0:0:0:0:ffff:4820:49d7
72.32.73.216 0:0:0:0:0:ffff:4820:49d8
72.32.73.217 0:0:0:0:0:ffff:4820:49d9
72.32.73.218 0:0:0:0:0:ffff:4820:49da
72.32.73.219 0:0:0:0:0:ffff:4820:49db
72.32.73.220 0:0:0:0:0:ffff:4820:49dc
72.32.73.221 0:0:0:0:0:ffff:4820:49dd
72.32.73.222 0:0:0:0:0:ffff:4820:49de
72.32.73.223 0:0:0:0:0:ffff:4820:49df
72.32.73.224 0:0:0:0:0:ffff:4820:49e0
72.32.73.225 0:0:0:0:0:ffff:4820:49e1
72.32.73.226 0:0:0:0:0:ffff:4820:49e2
72.32.73.227 0:0:0:0:0:ffff:4820:49e3
72.32.73.228 0:0:0:0:0:ffff:4820:49e4
72.32.73.229 0:0:0:0:0:ffff:4820:49e5
72.32.73.230 0:0:0:0:0:ffff:4820:49e6
72.32.73.231 0:0:0:0:0:ffff:4820:49e7
72.32.73.232 0:0:0:0:0:ffff:4820:49e8
72.32.73.233 0:0:0:0:0:ffff:4820:49e9
72.32.73.234 0:0:0:0:0:ffff:4820:49ea
72.32.73.235 0:0:0:0:0:ffff:4820:49eb
72.32.73.236 0:0:0:0:0:ffff:4820:49ec
72.32.73.237 0:0:0:0:0:ffff:4820:49ed
72.32.73.238 0:0:0:0:0:ffff:4820:49ee
72.32.73.239 0:0:0:0:0:ffff:4820:49ef
72.32.73.240 0:0:0:0:0:ffff:4820:49f0
72.32.73.241 0:0:0:0:0:ffff:4820:49f1
72.32.73.242 0:0:0:0:0:ffff:4820:49f2
72.32.73.243 0:0:0:0:0:ffff:4820:49f3
72.32.73.244 0:0:0:0:0:ffff:4820:49f4
72.32.73.245 0:0:0:0:0:ffff:4820:49f5
72.32.73.246 0:0:0:0:0:ffff:4820:49f6
72.32.73.247 0:0:0:0:0:ffff:4820:49f7
72.32.73.248 0:0:0:0:0:ffff:4820:49f8
72.32.73.249 0:0:0:0:0:ffff:4820:49f9
72.32.73.250 0:0:0:0:0:ffff:4820:49fa
72.32.73.251 0:0:0:0:0:ffff:4820:49fb
72.32.73.252 0:0:0:0:0:ffff:4820:49fc
72.32.73.253 0:0:0:0:0:ffff:4820:49fd
72.32.73.254 0:0:0:0:0:ffff:4820:49fe
72.32.73.255 0:0:0:0:0:ffff:4820:49ff


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.