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
15.71.185.1 0:0:0:0:0:ffff:f47:b901
15.71.185.2 0:0:0:0:0:ffff:f47:b902
15.71.185.3 0:0:0:0:0:ffff:f47:b903
15.71.185.4 0:0:0:0:0:ffff:f47:b904
15.71.185.5 0:0:0:0:0:ffff:f47:b905
15.71.185.6 0:0:0:0:0:ffff:f47:b906
15.71.185.7 0:0:0:0:0:ffff:f47:b907
15.71.185.8 0:0:0:0:0:ffff:f47:b908
15.71.185.9 0:0:0:0:0:ffff:f47:b909
15.71.185.10 0:0:0:0:0:ffff:f47:b90a
15.71.185.11 0:0:0:0:0:ffff:f47:b90b
15.71.185.12 0:0:0:0:0:ffff:f47:b90c
15.71.185.13 0:0:0:0:0:ffff:f47:b90d
15.71.185.14 0:0:0:0:0:ffff:f47:b90e
15.71.185.15 0:0:0:0:0:ffff:f47:b90f
15.71.185.16 0:0:0:0:0:ffff:f47:b910
15.71.185.17 0:0:0:0:0:ffff:f47:b911
15.71.185.18 0:0:0:0:0:ffff:f47:b912
15.71.185.19 0:0:0:0:0:ffff:f47:b913
15.71.185.20 0:0:0:0:0:ffff:f47:b914
15.71.185.21 0:0:0:0:0:ffff:f47:b915
15.71.185.22 0:0:0:0:0:ffff:f47:b916
15.71.185.23 0:0:0:0:0:ffff:f47:b917
15.71.185.24 0:0:0:0:0:ffff:f47:b918
15.71.185.25 0:0:0:0:0:ffff:f47:b919
15.71.185.26 0:0:0:0:0:ffff:f47:b91a
15.71.185.27 0:0:0:0:0:ffff:f47:b91b
15.71.185.28 0:0:0:0:0:ffff:f47:b91c
15.71.185.29 0:0:0:0:0:ffff:f47:b91d
15.71.185.30 0:0:0:0:0:ffff:f47:b91e
15.71.185.31 0:0:0:0:0:ffff:f47:b91f
15.71.185.32 0:0:0:0:0:ffff:f47:b920
15.71.185.33 0:0:0:0:0:ffff:f47:b921
15.71.185.34 0:0:0:0:0:ffff:f47:b922
15.71.185.35 0:0:0:0:0:ffff:f47:b923
15.71.185.36 0:0:0:0:0:ffff:f47:b924
15.71.185.37 0:0:0:0:0:ffff:f47:b925
15.71.185.38 0:0:0:0:0:ffff:f47:b926
15.71.185.39 0:0:0:0:0:ffff:f47:b927
15.71.185.40 0:0:0:0:0:ffff:f47:b928
15.71.185.41 0:0:0:0:0:ffff:f47:b929
15.71.185.42 0:0:0:0:0:ffff:f47:b92a
15.71.185.43 0:0:0:0:0:ffff:f47:b92b
15.71.185.44 0:0:0:0:0:ffff:f47:b92c
15.71.185.45 0:0:0:0:0:ffff:f47:b92d
15.71.185.46 0:0:0:0:0:ffff:f47:b92e
15.71.185.47 0:0:0:0:0:ffff:f47:b92f
15.71.185.48 0:0:0:0:0:ffff:f47:b930
15.71.185.49 0:0:0:0:0:ffff:f47:b931
15.71.185.50 0:0:0:0:0:ffff:f47:b932
15.71.185.51 0:0:0:0:0:ffff:f47:b933
15.71.185.52 0:0:0:0:0:ffff:f47:b934
15.71.185.53 0:0:0:0:0:ffff:f47:b935
15.71.185.54 0:0:0:0:0:ffff:f47:b936
15.71.185.55 0:0:0:0:0:ffff:f47:b937
15.71.185.56 0:0:0:0:0:ffff:f47:b938
15.71.185.57 0:0:0:0:0:ffff:f47:b939
15.71.185.58 0:0:0:0:0:ffff:f47:b93a
15.71.185.59 0:0:0:0:0:ffff:f47:b93b
15.71.185.60 0:0:0:0:0:ffff:f47:b93c


15.71.185.61 0:0:0:0:0:ffff:f47:b93d
15.71.185.62 0:0:0:0:0:ffff:f47:b93e
15.71.185.63 0:0:0:0:0:ffff:f47:b93f
15.71.185.64 0:0:0:0:0:ffff:f47:b940
15.71.185.65 0:0:0:0:0:ffff:f47:b941
15.71.185.66 0:0:0:0:0:ffff:f47:b942
15.71.185.67 0:0:0:0:0:ffff:f47:b943
15.71.185.68 0:0:0:0:0:ffff:f47:b944
15.71.185.69 0:0:0:0:0:ffff:f47:b945
15.71.185.70 0:0:0:0:0:ffff:f47:b946
15.71.185.71 0:0:0:0:0:ffff:f47:b947
15.71.185.72 0:0:0:0:0:ffff:f47:b948
15.71.185.73 0:0:0:0:0:ffff:f47:b949
15.71.185.74 0:0:0:0:0:ffff:f47:b94a
15.71.185.75 0:0:0:0:0:ffff:f47:b94b
15.71.185.76 0:0:0:0:0:ffff:f47:b94c
15.71.185.77 0:0:0:0:0:ffff:f47:b94d
15.71.185.78 0:0:0:0:0:ffff:f47:b94e
15.71.185.79 0:0:0:0:0:ffff:f47:b94f
15.71.185.80 0:0:0:0:0:ffff:f47:b950
15.71.185.81 0:0:0:0:0:ffff:f47:b951
15.71.185.82 0:0:0:0:0:ffff:f47:b952
15.71.185.83 0:0:0:0:0:ffff:f47:b953
15.71.185.84 0:0:0:0:0:ffff:f47:b954
15.71.185.85 0:0:0:0:0:ffff:f47:b955
15.71.185.86 0:0:0:0:0:ffff:f47:b956
15.71.185.87 0:0:0:0:0:ffff:f47:b957
15.71.185.88 0:0:0:0:0:ffff:f47:b958
15.71.185.89 0:0:0:0:0:ffff:f47:b959
15.71.185.90 0:0:0:0:0:ffff:f47:b95a
15.71.185.91 0:0:0:0:0:ffff:f47:b95b
15.71.185.92 0:0:0:0:0:ffff:f47:b95c
15.71.185.93 0:0:0:0:0:ffff:f47:b95d
15.71.185.94 0:0:0:0:0:ffff:f47:b95e
15.71.185.95 0:0:0:0:0:ffff:f47:b95f
15.71.185.96 0:0:0:0:0:ffff:f47:b960
15.71.185.97 0:0:0:0:0:ffff:f47:b961
15.71.185.98 0:0:0:0:0:ffff:f47:b962
15.71.185.99 0:0:0:0:0:ffff:f47:b963
15.71.185.100 0:0:0:0:0:ffff:f47:b964
15.71.185.101 0:0:0:0:0:ffff:f47:b965
15.71.185.102 0:0:0:0:0:ffff:f47:b966
15.71.185.103 0:0:0:0:0:ffff:f47:b967
15.71.185.104 0:0:0:0:0:ffff:f47:b968
15.71.185.105 0:0:0:0:0:ffff:f47:b969
15.71.185.106 0:0:0:0:0:ffff:f47:b96a
15.71.185.107 0:0:0:0:0:ffff:f47:b96b
15.71.185.108 0:0:0:0:0:ffff:f47:b96c
15.71.185.109 0:0:0:0:0:ffff:f47:b96d
15.71.185.110 0:0:0:0:0:ffff:f47:b96e
15.71.185.111 0:0:0:0:0:ffff:f47:b96f
15.71.185.112 0:0:0:0:0:ffff:f47:b970
15.71.185.113 0:0:0:0:0:ffff:f47:b971
15.71.185.114 0:0:0:0:0:ffff:f47:b972
15.71.185.115 0:0:0:0:0:ffff:f47:b973
15.71.185.116 0:0:0:0:0:ffff:f47:b974
15.71.185.117 0:0:0:0:0:ffff:f47:b975
15.71.185.118 0:0:0:0:0:ffff:f47:b976
15.71.185.119 0:0:0:0:0:ffff:f47:b977
15.71.185.120 0:0:0:0:0:ffff:f47:b978


15.71.185.121 0:0:0:0:0:ffff:f47:b979
15.71.185.122 0:0:0:0:0:ffff:f47:b97a
15.71.185.123 0:0:0:0:0:ffff:f47:b97b
15.71.185.124 0:0:0:0:0:ffff:f47:b97c
15.71.185.125 0:0:0:0:0:ffff:f47:b97d
15.71.185.126 0:0:0:0:0:ffff:f47:b97e
15.71.185.127 0:0:0:0:0:ffff:f47:b97f
15.71.185.128 0:0:0:0:0:ffff:f47:b980
15.71.185.129 0:0:0:0:0:ffff:f47:b981
15.71.185.130 0:0:0:0:0:ffff:f47:b982
15.71.185.131 0:0:0:0:0:ffff:f47:b983
15.71.185.132 0:0:0:0:0:ffff:f47:b984
15.71.185.133 0:0:0:0:0:ffff:f47:b985
15.71.185.134 0:0:0:0:0:ffff:f47:b986
15.71.185.135 0:0:0:0:0:ffff:f47:b987
15.71.185.136 0:0:0:0:0:ffff:f47:b988
15.71.185.137 0:0:0:0:0:ffff:f47:b989
15.71.185.138 0:0:0:0:0:ffff:f47:b98a
15.71.185.139 0:0:0:0:0:ffff:f47:b98b
15.71.185.140 0:0:0:0:0:ffff:f47:b98c
15.71.185.141 0:0:0:0:0:ffff:f47:b98d
15.71.185.142 0:0:0:0:0:ffff:f47:b98e
15.71.185.143 0:0:0:0:0:ffff:f47:b98f
15.71.185.144 0:0:0:0:0:ffff:f47:b990
15.71.185.145 0:0:0:0:0:ffff:f47:b991
15.71.185.146 0:0:0:0:0:ffff:f47:b992
15.71.185.147 0:0:0:0:0:ffff:f47:b993
15.71.185.148 0:0:0:0:0:ffff:f47:b994
15.71.185.149 0:0:0:0:0:ffff:f47:b995
15.71.185.150 0:0:0:0:0:ffff:f47:b996
15.71.185.151 0:0:0:0:0:ffff:f47:b997
15.71.185.152 0:0:0:0:0:ffff:f47:b998
15.71.185.153 0:0:0:0:0:ffff:f47:b999
15.71.185.154 0:0:0:0:0:ffff:f47:b99a
15.71.185.155 0:0:0:0:0:ffff:f47:b99b
15.71.185.156 0:0:0:0:0:ffff:f47:b99c
15.71.185.157 0:0:0:0:0:ffff:f47:b99d
15.71.185.158 0:0:0:0:0:ffff:f47:b99e
15.71.185.159 0:0:0:0:0:ffff:f47:b99f
15.71.185.160 0:0:0:0:0:ffff:f47:b9a0
15.71.185.161 0:0:0:0:0:ffff:f47:b9a1
15.71.185.162 0:0:0:0:0:ffff:f47:b9a2
15.71.185.163 0:0:0:0:0:ffff:f47:b9a3
15.71.185.164 0:0:0:0:0:ffff:f47:b9a4
15.71.185.165 0:0:0:0:0:ffff:f47:b9a5
15.71.185.166 0:0:0:0:0:ffff:f47:b9a6
15.71.185.167 0:0:0:0:0:ffff:f47:b9a7
15.71.185.168 0:0:0:0:0:ffff:f47:b9a8
15.71.185.169 0:0:0:0:0:ffff:f47:b9a9
15.71.185.170 0:0:0:0:0:ffff:f47:b9aa
15.71.185.171 0:0:0:0:0:ffff:f47:b9ab
15.71.185.172 0:0:0:0:0:ffff:f47:b9ac
15.71.185.173 0:0:0:0:0:ffff:f47:b9ad
15.71.185.174 0:0:0:0:0:ffff:f47:b9ae
15.71.185.175 0:0:0:0:0:ffff:f47:b9af
15.71.185.176 0:0:0:0:0:ffff:f47:b9b0
15.71.185.177 0:0:0:0:0:ffff:f47:b9b1
15.71.185.178 0:0:0:0:0:ffff:f47:b9b2
15.71.185.179 0:0:0:0:0:ffff:f47:b9b3
15.71.185.180 0:0:0:0:0:ffff:f47:b9b4


15.71.185.181 0:0:0:0:0:ffff:f47:b9b5
15.71.185.182 0:0:0:0:0:ffff:f47:b9b6
15.71.185.183 0:0:0:0:0:ffff:f47:b9b7
15.71.185.184 0:0:0:0:0:ffff:f47:b9b8
15.71.185.185 0:0:0:0:0:ffff:f47:b9b9
15.71.185.186 0:0:0:0:0:ffff:f47:b9ba
15.71.185.187 0:0:0:0:0:ffff:f47:b9bb
15.71.185.188 0:0:0:0:0:ffff:f47:b9bc
15.71.185.189 0:0:0:0:0:ffff:f47:b9bd
15.71.185.190 0:0:0:0:0:ffff:f47:b9be
15.71.185.191 0:0:0:0:0:ffff:f47:b9bf
15.71.185.192 0:0:0:0:0:ffff:f47:b9c0
15.71.185.193 0:0:0:0:0:ffff:f47:b9c1
15.71.185.194 0:0:0:0:0:ffff:f47:b9c2
15.71.185.195 0:0:0:0:0:ffff:f47:b9c3
15.71.185.196 0:0:0:0:0:ffff:f47:b9c4
15.71.185.197 0:0:0:0:0:ffff:f47:b9c5
15.71.185.198 0:0:0:0:0:ffff:f47:b9c6
15.71.185.199 0:0:0:0:0:ffff:f47:b9c7
15.71.185.200 0:0:0:0:0:ffff:f47:b9c8
15.71.185.201 0:0:0:0:0:ffff:f47:b9c9
15.71.185.202 0:0:0:0:0:ffff:f47:b9ca
15.71.185.203 0:0:0:0:0:ffff:f47:b9cb
15.71.185.204 0:0:0:0:0:ffff:f47:b9cc
15.71.185.205 0:0:0:0:0:ffff:f47:b9cd
15.71.185.206 0:0:0:0:0:ffff:f47:b9ce
15.71.185.207 0:0:0:0:0:ffff:f47:b9cf
15.71.185.208 0:0:0:0:0:ffff:f47:b9d0
15.71.185.209 0:0:0:0:0:ffff:f47:b9d1
15.71.185.210 0:0:0:0:0:ffff:f47:b9d2
15.71.185.211 0:0:0:0:0:ffff:f47:b9d3
15.71.185.212 0:0:0:0:0:ffff:f47:b9d4
15.71.185.213 0:0:0:0:0:ffff:f47:b9d5
15.71.185.214 0:0:0:0:0:ffff:f47:b9d6
15.71.185.215 0:0:0:0:0:ffff:f47:b9d7
15.71.185.216 0:0:0:0:0:ffff:f47:b9d8
15.71.185.217 0:0:0:0:0:ffff:f47:b9d9
15.71.185.218 0:0:0:0:0:ffff:f47:b9da
15.71.185.219 0:0:0:0:0:ffff:f47:b9db
15.71.185.220 0:0:0:0:0:ffff:f47:b9dc
15.71.185.221 0:0:0:0:0:ffff:f47:b9dd
15.71.185.222 0:0:0:0:0:ffff:f47:b9de
15.71.185.223 0:0:0:0:0:ffff:f47:b9df
15.71.185.224 0:0:0:0:0:ffff:f47:b9e0
15.71.185.225 0:0:0:0:0:ffff:f47:b9e1
15.71.185.226 0:0:0:0:0:ffff:f47:b9e2
15.71.185.227 0:0:0:0:0:ffff:f47:b9e3
15.71.185.228 0:0:0:0:0:ffff:f47:b9e4
15.71.185.229 0:0:0:0:0:ffff:f47:b9e5
15.71.185.230 0:0:0:0:0:ffff:f47:b9e6
15.71.185.231 0:0:0:0:0:ffff:f47:b9e7
15.71.185.232 0:0:0:0:0:ffff:f47:b9e8
15.71.185.233 0:0:0:0:0:ffff:f47:b9e9
15.71.185.234 0:0:0:0:0:ffff:f47:b9ea
15.71.185.235 0:0:0:0:0:ffff:f47:b9eb
15.71.185.236 0:0:0:0:0:ffff:f47:b9ec
15.71.185.237 0:0:0:0:0:ffff:f47:b9ed
15.71.185.238 0:0:0:0:0:ffff:f47:b9ee
15.71.185.239 0:0:0:0:0:ffff:f47:b9ef
15.71.185.240 0:0:0:0:0:ffff:f47:b9f0
15.71.185.241 0:0:0:0:0:ffff:f47:b9f1
15.71.185.242 0:0:0:0:0:ffff:f47:b9f2
15.71.185.243 0:0:0:0:0:ffff:f47:b9f3
15.71.185.244 0:0:0:0:0:ffff:f47:b9f4
15.71.185.245 0:0:0:0:0:ffff:f47:b9f5
15.71.185.246 0:0:0:0:0:ffff:f47:b9f6
15.71.185.247 0:0:0:0:0:ffff:f47:b9f7
15.71.185.248 0:0:0:0:0:ffff:f47:b9f8
15.71.185.249 0:0:0:0:0:ffff:f47:b9f9
15.71.185.250 0:0:0:0:0:ffff:f47:b9fa
15.71.185.251 0:0:0:0:0:ffff:f47:b9fb
15.71.185.252 0:0:0:0:0:ffff:f47:b9fc
15.71.185.253 0:0:0:0:0:ffff:f47:b9fd
15.71.185.254 0:0:0:0:0:ffff:f47:b9fe
15.71.185.255 0:0:0:0:0:ffff:f47:b9ff


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.