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
72.255.9.1 0:0:0:0:0:ffff:48ff:901
72.255.9.2 0:0:0:0:0:ffff:48ff:902
72.255.9.3 0:0:0:0:0:ffff:48ff:903
72.255.9.4 0:0:0:0:0:ffff:48ff:904
72.255.9.5 0:0:0:0:0:ffff:48ff:905
72.255.9.6 0:0:0:0:0:ffff:48ff:906
72.255.9.7 0:0:0:0:0:ffff:48ff:907
72.255.9.8 0:0:0:0:0:ffff:48ff:908
72.255.9.9 0:0:0:0:0:ffff:48ff:909
72.255.9.10 0:0:0:0:0:ffff:48ff:90a
72.255.9.11 0:0:0:0:0:ffff:48ff:90b
72.255.9.12 0:0:0:0:0:ffff:48ff:90c
72.255.9.13 0:0:0:0:0:ffff:48ff:90d
72.255.9.14 0:0:0:0:0:ffff:48ff:90e
72.255.9.15 0:0:0:0:0:ffff:48ff:90f
72.255.9.16 0:0:0:0:0:ffff:48ff:910
72.255.9.17 0:0:0:0:0:ffff:48ff:911
72.255.9.18 0:0:0:0:0:ffff:48ff:912
72.255.9.19 0:0:0:0:0:ffff:48ff:913
72.255.9.20 0:0:0:0:0:ffff:48ff:914
72.255.9.21 0:0:0:0:0:ffff:48ff:915
72.255.9.22 0:0:0:0:0:ffff:48ff:916
72.255.9.23 0:0:0:0:0:ffff:48ff:917
72.255.9.24 0:0:0:0:0:ffff:48ff:918
72.255.9.25 0:0:0:0:0:ffff:48ff:919
72.255.9.26 0:0:0:0:0:ffff:48ff:91a
72.255.9.27 0:0:0:0:0:ffff:48ff:91b
72.255.9.28 0:0:0:0:0:ffff:48ff:91c
72.255.9.29 0:0:0:0:0:ffff:48ff:91d
72.255.9.30 0:0:0:0:0:ffff:48ff:91e
72.255.9.31 0:0:0:0:0:ffff:48ff:91f
72.255.9.32 0:0:0:0:0:ffff:48ff:920
72.255.9.33 0:0:0:0:0:ffff:48ff:921
72.255.9.34 0:0:0:0:0:ffff:48ff:922
72.255.9.35 0:0:0:0:0:ffff:48ff:923
72.255.9.36 0:0:0:0:0:ffff:48ff:924
72.255.9.37 0:0:0:0:0:ffff:48ff:925
72.255.9.38 0:0:0:0:0:ffff:48ff:926
72.255.9.39 0:0:0:0:0:ffff:48ff:927
72.255.9.40 0:0:0:0:0:ffff:48ff:928
72.255.9.41 0:0:0:0:0:ffff:48ff:929
72.255.9.42 0:0:0:0:0:ffff:48ff:92a
72.255.9.43 0:0:0:0:0:ffff:48ff:92b
72.255.9.44 0:0:0:0:0:ffff:48ff:92c
72.255.9.45 0:0:0:0:0:ffff:48ff:92d
72.255.9.46 0:0:0:0:0:ffff:48ff:92e
72.255.9.47 0:0:0:0:0:ffff:48ff:92f
72.255.9.48 0:0:0:0:0:ffff:48ff:930
72.255.9.49 0:0:0:0:0:ffff:48ff:931
72.255.9.50 0:0:0:0:0:ffff:48ff:932
72.255.9.51 0:0:0:0:0:ffff:48ff:933
72.255.9.52 0:0:0:0:0:ffff:48ff:934
72.255.9.53 0:0:0:0:0:ffff:48ff:935
72.255.9.54 0:0:0:0:0:ffff:48ff:936
72.255.9.55 0:0:0:0:0:ffff:48ff:937
72.255.9.56 0:0:0:0:0:ffff:48ff:938
72.255.9.57 0:0:0:0:0:ffff:48ff:939
72.255.9.58 0:0:0:0:0:ffff:48ff:93a
72.255.9.59 0:0:0:0:0:ffff:48ff:93b
72.255.9.60 0:0:0:0:0:ffff:48ff:93c


72.255.9.61 0:0:0:0:0:ffff:48ff:93d
72.255.9.62 0:0:0:0:0:ffff:48ff:93e
72.255.9.63 0:0:0:0:0:ffff:48ff:93f
72.255.9.64 0:0:0:0:0:ffff:48ff:940
72.255.9.65 0:0:0:0:0:ffff:48ff:941
72.255.9.66 0:0:0:0:0:ffff:48ff:942
72.255.9.67 0:0:0:0:0:ffff:48ff:943
72.255.9.68 0:0:0:0:0:ffff:48ff:944
72.255.9.69 0:0:0:0:0:ffff:48ff:945
72.255.9.70 0:0:0:0:0:ffff:48ff:946
72.255.9.71 0:0:0:0:0:ffff:48ff:947
72.255.9.72 0:0:0:0:0:ffff:48ff:948
72.255.9.73 0:0:0:0:0:ffff:48ff:949
72.255.9.74 0:0:0:0:0:ffff:48ff:94a
72.255.9.75 0:0:0:0:0:ffff:48ff:94b
72.255.9.76 0:0:0:0:0:ffff:48ff:94c
72.255.9.77 0:0:0:0:0:ffff:48ff:94d
72.255.9.78 0:0:0:0:0:ffff:48ff:94e
72.255.9.79 0:0:0:0:0:ffff:48ff:94f
72.255.9.80 0:0:0:0:0:ffff:48ff:950
72.255.9.81 0:0:0:0:0:ffff:48ff:951
72.255.9.82 0:0:0:0:0:ffff:48ff:952
72.255.9.83 0:0:0:0:0:ffff:48ff:953
72.255.9.84 0:0:0:0:0:ffff:48ff:954
72.255.9.85 0:0:0:0:0:ffff:48ff:955
72.255.9.86 0:0:0:0:0:ffff:48ff:956
72.255.9.87 0:0:0:0:0:ffff:48ff:957
72.255.9.88 0:0:0:0:0:ffff:48ff:958
72.255.9.89 0:0:0:0:0:ffff:48ff:959
72.255.9.90 0:0:0:0:0:ffff:48ff:95a
72.255.9.91 0:0:0:0:0:ffff:48ff:95b
72.255.9.92 0:0:0:0:0:ffff:48ff:95c
72.255.9.93 0:0:0:0:0:ffff:48ff:95d
72.255.9.94 0:0:0:0:0:ffff:48ff:95e
72.255.9.95 0:0:0:0:0:ffff:48ff:95f
72.255.9.96 0:0:0:0:0:ffff:48ff:960
72.255.9.97 0:0:0:0:0:ffff:48ff:961
72.255.9.98 0:0:0:0:0:ffff:48ff:962
72.255.9.99 0:0:0:0:0:ffff:48ff:963
72.255.9.100 0:0:0:0:0:ffff:48ff:964
72.255.9.101 0:0:0:0:0:ffff:48ff:965
72.255.9.102 0:0:0:0:0:ffff:48ff:966
72.255.9.103 0:0:0:0:0:ffff:48ff:967
72.255.9.104 0:0:0:0:0:ffff:48ff:968
72.255.9.105 0:0:0:0:0:ffff:48ff:969
72.255.9.106 0:0:0:0:0:ffff:48ff:96a
72.255.9.107 0:0:0:0:0:ffff:48ff:96b
72.255.9.108 0:0:0:0:0:ffff:48ff:96c
72.255.9.109 0:0:0:0:0:ffff:48ff:96d
72.255.9.110 0:0:0:0:0:ffff:48ff:96e
72.255.9.111 0:0:0:0:0:ffff:48ff:96f
72.255.9.112 0:0:0:0:0:ffff:48ff:970
72.255.9.113 0:0:0:0:0:ffff:48ff:971
72.255.9.114 0:0:0:0:0:ffff:48ff:972
72.255.9.115 0:0:0:0:0:ffff:48ff:973
72.255.9.116 0:0:0:0:0:ffff:48ff:974
72.255.9.117 0:0:0:0:0:ffff:48ff:975
72.255.9.118 0:0:0:0:0:ffff:48ff:976
72.255.9.119 0:0:0:0:0:ffff:48ff:977
72.255.9.120 0:0:0:0:0:ffff:48ff:978


72.255.9.121 0:0:0:0:0:ffff:48ff:979
72.255.9.122 0:0:0:0:0:ffff:48ff:97a
72.255.9.123 0:0:0:0:0:ffff:48ff:97b
72.255.9.124 0:0:0:0:0:ffff:48ff:97c
72.255.9.125 0:0:0:0:0:ffff:48ff:97d
72.255.9.126 0:0:0:0:0:ffff:48ff:97e
72.255.9.127 0:0:0:0:0:ffff:48ff:97f
72.255.9.128 0:0:0:0:0:ffff:48ff:980
72.255.9.129 0:0:0:0:0:ffff:48ff:981
72.255.9.130 0:0:0:0:0:ffff:48ff:982
72.255.9.131 0:0:0:0:0:ffff:48ff:983
72.255.9.132 0:0:0:0:0:ffff:48ff:984
72.255.9.133 0:0:0:0:0:ffff:48ff:985
72.255.9.134 0:0:0:0:0:ffff:48ff:986
72.255.9.135 0:0:0:0:0:ffff:48ff:987
72.255.9.136 0:0:0:0:0:ffff:48ff:988
72.255.9.137 0:0:0:0:0:ffff:48ff:989
72.255.9.138 0:0:0:0:0:ffff:48ff:98a
72.255.9.139 0:0:0:0:0:ffff:48ff:98b
72.255.9.140 0:0:0:0:0:ffff:48ff:98c
72.255.9.141 0:0:0:0:0:ffff:48ff:98d
72.255.9.142 0:0:0:0:0:ffff:48ff:98e
72.255.9.143 0:0:0:0:0:ffff:48ff:98f
72.255.9.144 0:0:0:0:0:ffff:48ff:990
72.255.9.145 0:0:0:0:0:ffff:48ff:991
72.255.9.146 0:0:0:0:0:ffff:48ff:992
72.255.9.147 0:0:0:0:0:ffff:48ff:993
72.255.9.148 0:0:0:0:0:ffff:48ff:994
72.255.9.149 0:0:0:0:0:ffff:48ff:995
72.255.9.150 0:0:0:0:0:ffff:48ff:996
72.255.9.151 0:0:0:0:0:ffff:48ff:997
72.255.9.152 0:0:0:0:0:ffff:48ff:998
72.255.9.153 0:0:0:0:0:ffff:48ff:999
72.255.9.154 0:0:0:0:0:ffff:48ff:99a
72.255.9.155 0:0:0:0:0:ffff:48ff:99b
72.255.9.156 0:0:0:0:0:ffff:48ff:99c
72.255.9.157 0:0:0:0:0:ffff:48ff:99d
72.255.9.158 0:0:0:0:0:ffff:48ff:99e
72.255.9.159 0:0:0:0:0:ffff:48ff:99f
72.255.9.160 0:0:0:0:0:ffff:48ff:9a0
72.255.9.161 0:0:0:0:0:ffff:48ff:9a1
72.255.9.162 0:0:0:0:0:ffff:48ff:9a2
72.255.9.163 0:0:0:0:0:ffff:48ff:9a3
72.255.9.164 0:0:0:0:0:ffff:48ff:9a4
72.255.9.165 0:0:0:0:0:ffff:48ff:9a5
72.255.9.166 0:0:0:0:0:ffff:48ff:9a6
72.255.9.167 0:0:0:0:0:ffff:48ff:9a7
72.255.9.168 0:0:0:0:0:ffff:48ff:9a8
72.255.9.169 0:0:0:0:0:ffff:48ff:9a9
72.255.9.170 0:0:0:0:0:ffff:48ff:9aa
72.255.9.171 0:0:0:0:0:ffff:48ff:9ab
72.255.9.172 0:0:0:0:0:ffff:48ff:9ac
72.255.9.173 0:0:0:0:0:ffff:48ff:9ad
72.255.9.174 0:0:0:0:0:ffff:48ff:9ae
72.255.9.175 0:0:0:0:0:ffff:48ff:9af
72.255.9.176 0:0:0:0:0:ffff:48ff:9b0
72.255.9.177 0:0:0:0:0:ffff:48ff:9b1
72.255.9.178 0:0:0:0:0:ffff:48ff:9b2
72.255.9.179 0:0:0:0:0:ffff:48ff:9b3
72.255.9.180 0:0:0:0:0:ffff:48ff:9b4


72.255.9.181 0:0:0:0:0:ffff:48ff:9b5
72.255.9.182 0:0:0:0:0:ffff:48ff:9b6
72.255.9.183 0:0:0:0:0:ffff:48ff:9b7
72.255.9.184 0:0:0:0:0:ffff:48ff:9b8
72.255.9.185 0:0:0:0:0:ffff:48ff:9b9
72.255.9.186 0:0:0:0:0:ffff:48ff:9ba
72.255.9.187 0:0:0:0:0:ffff:48ff:9bb
72.255.9.188 0:0:0:0:0:ffff:48ff:9bc
72.255.9.189 0:0:0:0:0:ffff:48ff:9bd
72.255.9.190 0:0:0:0:0:ffff:48ff:9be
72.255.9.191 0:0:0:0:0:ffff:48ff:9bf
72.255.9.192 0:0:0:0:0:ffff:48ff:9c0
72.255.9.193 0:0:0:0:0:ffff:48ff:9c1
72.255.9.194 0:0:0:0:0:ffff:48ff:9c2
72.255.9.195 0:0:0:0:0:ffff:48ff:9c3
72.255.9.196 0:0:0:0:0:ffff:48ff:9c4
72.255.9.197 0:0:0:0:0:ffff:48ff:9c5
72.255.9.198 0:0:0:0:0:ffff:48ff:9c6
72.255.9.199 0:0:0:0:0:ffff:48ff:9c7
72.255.9.200 0:0:0:0:0:ffff:48ff:9c8
72.255.9.201 0:0:0:0:0:ffff:48ff:9c9
72.255.9.202 0:0:0:0:0:ffff:48ff:9ca
72.255.9.203 0:0:0:0:0:ffff:48ff:9cb
72.255.9.204 0:0:0:0:0:ffff:48ff:9cc
72.255.9.205 0:0:0:0:0:ffff:48ff:9cd
72.255.9.206 0:0:0:0:0:ffff:48ff:9ce
72.255.9.207 0:0:0:0:0:ffff:48ff:9cf
72.255.9.208 0:0:0:0:0:ffff:48ff:9d0
72.255.9.209 0:0:0:0:0:ffff:48ff:9d1
72.255.9.210 0:0:0:0:0:ffff:48ff:9d2
72.255.9.211 0:0:0:0:0:ffff:48ff:9d3
72.255.9.212 0:0:0:0:0:ffff:48ff:9d4
72.255.9.213 0:0:0:0:0:ffff:48ff:9d5
72.255.9.214 0:0:0:0:0:ffff:48ff:9d6
72.255.9.215 0:0:0:0:0:ffff:48ff:9d7
72.255.9.216 0:0:0:0:0:ffff:48ff:9d8
72.255.9.217 0:0:0:0:0:ffff:48ff:9d9
72.255.9.218 0:0:0:0:0:ffff:48ff:9da
72.255.9.219 0:0:0:0:0:ffff:48ff:9db
72.255.9.220 0:0:0:0:0:ffff:48ff:9dc
72.255.9.221 0:0:0:0:0:ffff:48ff:9dd
72.255.9.222 0:0:0:0:0:ffff:48ff:9de
72.255.9.223 0:0:0:0:0:ffff:48ff:9df
72.255.9.224 0:0:0:0:0:ffff:48ff:9e0
72.255.9.225 0:0:0:0:0:ffff:48ff:9e1
72.255.9.226 0:0:0:0:0:ffff:48ff:9e2
72.255.9.227 0:0:0:0:0:ffff:48ff:9e3
72.255.9.228 0:0:0:0:0:ffff:48ff:9e4
72.255.9.229 0:0:0:0:0:ffff:48ff:9e5
72.255.9.230 0:0:0:0:0:ffff:48ff:9e6
72.255.9.231 0:0:0:0:0:ffff:48ff:9e7
72.255.9.232 0:0:0:0:0:ffff:48ff:9e8
72.255.9.233 0:0:0:0:0:ffff:48ff:9e9
72.255.9.234 0:0:0:0:0:ffff:48ff:9ea
72.255.9.235 0:0:0:0:0:ffff:48ff:9eb
72.255.9.236 0:0:0:0:0:ffff:48ff:9ec
72.255.9.237 0:0:0:0:0:ffff:48ff:9ed
72.255.9.238 0:0:0:0:0:ffff:48ff:9ee
72.255.9.239 0:0:0:0:0:ffff:48ff:9ef
72.255.9.240 0:0:0:0:0:ffff:48ff:9f0
72.255.9.241 0:0:0:0:0:ffff:48ff:9f1
72.255.9.242 0:0:0:0:0:ffff:48ff:9f2
72.255.9.243 0:0:0:0:0:ffff:48ff:9f3
72.255.9.244 0:0:0:0:0:ffff:48ff:9f4
72.255.9.245 0:0:0:0:0:ffff:48ff:9f5
72.255.9.246 0:0:0:0:0:ffff:48ff:9f6
72.255.9.247 0:0:0:0:0:ffff:48ff:9f7
72.255.9.248 0:0:0:0:0:ffff:48ff:9f8
72.255.9.249 0:0:0:0:0:ffff:48ff:9f9
72.255.9.250 0:0:0:0:0:ffff:48ff:9fa
72.255.9.251 0:0:0:0:0:ffff:48ff:9fb
72.255.9.252 0:0:0:0:0:ffff:48ff:9fc
72.255.9.253 0:0:0:0:0:ffff:48ff:9fd
72.255.9.254 0:0:0:0:0:ffff:48ff:9fe
72.255.9.255 0:0:0:0:0:ffff:48ff:9ff


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.