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
15.71.56.1 0:0:0:0:0:ffff:f47:3801
15.71.56.2 0:0:0:0:0:ffff:f47:3802
15.71.56.3 0:0:0:0:0:ffff:f47:3803
15.71.56.4 0:0:0:0:0:ffff:f47:3804
15.71.56.5 0:0:0:0:0:ffff:f47:3805
15.71.56.6 0:0:0:0:0:ffff:f47:3806
15.71.56.7 0:0:0:0:0:ffff:f47:3807
15.71.56.8 0:0:0:0:0:ffff:f47:3808
15.71.56.9 0:0:0:0:0:ffff:f47:3809
15.71.56.10 0:0:0:0:0:ffff:f47:380a
15.71.56.11 0:0:0:0:0:ffff:f47:380b
15.71.56.12 0:0:0:0:0:ffff:f47:380c
15.71.56.13 0:0:0:0:0:ffff:f47:380d
15.71.56.14 0:0:0:0:0:ffff:f47:380e
15.71.56.15 0:0:0:0:0:ffff:f47:380f
15.71.56.16 0:0:0:0:0:ffff:f47:3810
15.71.56.17 0:0:0:0:0:ffff:f47:3811
15.71.56.18 0:0:0:0:0:ffff:f47:3812
15.71.56.19 0:0:0:0:0:ffff:f47:3813
15.71.56.20 0:0:0:0:0:ffff:f47:3814
15.71.56.21 0:0:0:0:0:ffff:f47:3815
15.71.56.22 0:0:0:0:0:ffff:f47:3816
15.71.56.23 0:0:0:0:0:ffff:f47:3817
15.71.56.24 0:0:0:0:0:ffff:f47:3818
15.71.56.25 0:0:0:0:0:ffff:f47:3819
15.71.56.26 0:0:0:0:0:ffff:f47:381a
15.71.56.27 0:0:0:0:0:ffff:f47:381b
15.71.56.28 0:0:0:0:0:ffff:f47:381c
15.71.56.29 0:0:0:0:0:ffff:f47:381d
15.71.56.30 0:0:0:0:0:ffff:f47:381e
15.71.56.31 0:0:0:0:0:ffff:f47:381f
15.71.56.32 0:0:0:0:0:ffff:f47:3820
15.71.56.33 0:0:0:0:0:ffff:f47:3821
15.71.56.34 0:0:0:0:0:ffff:f47:3822
15.71.56.35 0:0:0:0:0:ffff:f47:3823
15.71.56.36 0:0:0:0:0:ffff:f47:3824
15.71.56.37 0:0:0:0:0:ffff:f47:3825
15.71.56.38 0:0:0:0:0:ffff:f47:3826
15.71.56.39 0:0:0:0:0:ffff:f47:3827
15.71.56.40 0:0:0:0:0:ffff:f47:3828
15.71.56.41 0:0:0:0:0:ffff:f47:3829
15.71.56.42 0:0:0:0:0:ffff:f47:382a
15.71.56.43 0:0:0:0:0:ffff:f47:382b
15.71.56.44 0:0:0:0:0:ffff:f47:382c
15.71.56.45 0:0:0:0:0:ffff:f47:382d
15.71.56.46 0:0:0:0:0:ffff:f47:382e
15.71.56.47 0:0:0:0:0:ffff:f47:382f
15.71.56.48 0:0:0:0:0:ffff:f47:3830
15.71.56.49 0:0:0:0:0:ffff:f47:3831
15.71.56.50 0:0:0:0:0:ffff:f47:3832
15.71.56.51 0:0:0:0:0:ffff:f47:3833
15.71.56.52 0:0:0:0:0:ffff:f47:3834
15.71.56.53 0:0:0:0:0:ffff:f47:3835
15.71.56.54 0:0:0:0:0:ffff:f47:3836
15.71.56.55 0:0:0:0:0:ffff:f47:3837
15.71.56.56 0:0:0:0:0:ffff:f47:3838
15.71.56.57 0:0:0:0:0:ffff:f47:3839
15.71.56.58 0:0:0:0:0:ffff:f47:383a
15.71.56.59 0:0:0:0:0:ffff:f47:383b
15.71.56.60 0:0:0:0:0:ffff:f47:383c


15.71.56.61 0:0:0:0:0:ffff:f47:383d
15.71.56.62 0:0:0:0:0:ffff:f47:383e
15.71.56.63 0:0:0:0:0:ffff:f47:383f
15.71.56.64 0:0:0:0:0:ffff:f47:3840
15.71.56.65 0:0:0:0:0:ffff:f47:3841
15.71.56.66 0:0:0:0:0:ffff:f47:3842
15.71.56.67 0:0:0:0:0:ffff:f47:3843
15.71.56.68 0:0:0:0:0:ffff:f47:3844
15.71.56.69 0:0:0:0:0:ffff:f47:3845
15.71.56.70 0:0:0:0:0:ffff:f47:3846
15.71.56.71 0:0:0:0:0:ffff:f47:3847
15.71.56.72 0:0:0:0:0:ffff:f47:3848
15.71.56.73 0:0:0:0:0:ffff:f47:3849
15.71.56.74 0:0:0:0:0:ffff:f47:384a
15.71.56.75 0:0:0:0:0:ffff:f47:384b
15.71.56.76 0:0:0:0:0:ffff:f47:384c
15.71.56.77 0:0:0:0:0:ffff:f47:384d
15.71.56.78 0:0:0:0:0:ffff:f47:384e
15.71.56.79 0:0:0:0:0:ffff:f47:384f
15.71.56.80 0:0:0:0:0:ffff:f47:3850
15.71.56.81 0:0:0:0:0:ffff:f47:3851
15.71.56.82 0:0:0:0:0:ffff:f47:3852
15.71.56.83 0:0:0:0:0:ffff:f47:3853
15.71.56.84 0:0:0:0:0:ffff:f47:3854
15.71.56.85 0:0:0:0:0:ffff:f47:3855
15.71.56.86 0:0:0:0:0:ffff:f47:3856
15.71.56.87 0:0:0:0:0:ffff:f47:3857
15.71.56.88 0:0:0:0:0:ffff:f47:3858
15.71.56.89 0:0:0:0:0:ffff:f47:3859
15.71.56.90 0:0:0:0:0:ffff:f47:385a
15.71.56.91 0:0:0:0:0:ffff:f47:385b
15.71.56.92 0:0:0:0:0:ffff:f47:385c
15.71.56.93 0:0:0:0:0:ffff:f47:385d
15.71.56.94 0:0:0:0:0:ffff:f47:385e
15.71.56.95 0:0:0:0:0:ffff:f47:385f
15.71.56.96 0:0:0:0:0:ffff:f47:3860
15.71.56.97 0:0:0:0:0:ffff:f47:3861
15.71.56.98 0:0:0:0:0:ffff:f47:3862
15.71.56.99 0:0:0:0:0:ffff:f47:3863
15.71.56.100 0:0:0:0:0:ffff:f47:3864
15.71.56.101 0:0:0:0:0:ffff:f47:3865
15.71.56.102 0:0:0:0:0:ffff:f47:3866
15.71.56.103 0:0:0:0:0:ffff:f47:3867
15.71.56.104 0:0:0:0:0:ffff:f47:3868
15.71.56.105 0:0:0:0:0:ffff:f47:3869
15.71.56.106 0:0:0:0:0:ffff:f47:386a
15.71.56.107 0:0:0:0:0:ffff:f47:386b
15.71.56.108 0:0:0:0:0:ffff:f47:386c
15.71.56.109 0:0:0:0:0:ffff:f47:386d
15.71.56.110 0:0:0:0:0:ffff:f47:386e
15.71.56.111 0:0:0:0:0:ffff:f47:386f
15.71.56.112 0:0:0:0:0:ffff:f47:3870
15.71.56.113 0:0:0:0:0:ffff:f47:3871
15.71.56.114 0:0:0:0:0:ffff:f47:3872
15.71.56.115 0:0:0:0:0:ffff:f47:3873
15.71.56.116 0:0:0:0:0:ffff:f47:3874
15.71.56.117 0:0:0:0:0:ffff:f47:3875
15.71.56.118 0:0:0:0:0:ffff:f47:3876
15.71.56.119 0:0:0:0:0:ffff:f47:3877
15.71.56.120 0:0:0:0:0:ffff:f47:3878


15.71.56.121 0:0:0:0:0:ffff:f47:3879
15.71.56.122 0:0:0:0:0:ffff:f47:387a
15.71.56.123 0:0:0:0:0:ffff:f47:387b
15.71.56.124 0:0:0:0:0:ffff:f47:387c
15.71.56.125 0:0:0:0:0:ffff:f47:387d
15.71.56.126 0:0:0:0:0:ffff:f47:387e
15.71.56.127 0:0:0:0:0:ffff:f47:387f
15.71.56.128 0:0:0:0:0:ffff:f47:3880
15.71.56.129 0:0:0:0:0:ffff:f47:3881
15.71.56.130 0:0:0:0:0:ffff:f47:3882
15.71.56.131 0:0:0:0:0:ffff:f47:3883
15.71.56.132 0:0:0:0:0:ffff:f47:3884
15.71.56.133 0:0:0:0:0:ffff:f47:3885
15.71.56.134 0:0:0:0:0:ffff:f47:3886
15.71.56.135 0:0:0:0:0:ffff:f47:3887
15.71.56.136 0:0:0:0:0:ffff:f47:3888
15.71.56.137 0:0:0:0:0:ffff:f47:3889
15.71.56.138 0:0:0:0:0:ffff:f47:388a
15.71.56.139 0:0:0:0:0:ffff:f47:388b
15.71.56.140 0:0:0:0:0:ffff:f47:388c
15.71.56.141 0:0:0:0:0:ffff:f47:388d
15.71.56.142 0:0:0:0:0:ffff:f47:388e
15.71.56.143 0:0:0:0:0:ffff:f47:388f
15.71.56.144 0:0:0:0:0:ffff:f47:3890
15.71.56.145 0:0:0:0:0:ffff:f47:3891
15.71.56.146 0:0:0:0:0:ffff:f47:3892
15.71.56.147 0:0:0:0:0:ffff:f47:3893
15.71.56.148 0:0:0:0:0:ffff:f47:3894
15.71.56.149 0:0:0:0:0:ffff:f47:3895
15.71.56.150 0:0:0:0:0:ffff:f47:3896
15.71.56.151 0:0:0:0:0:ffff:f47:3897
15.71.56.152 0:0:0:0:0:ffff:f47:3898
15.71.56.153 0:0:0:0:0:ffff:f47:3899
15.71.56.154 0:0:0:0:0:ffff:f47:389a
15.71.56.155 0:0:0:0:0:ffff:f47:389b
15.71.56.156 0:0:0:0:0:ffff:f47:389c
15.71.56.157 0:0:0:0:0:ffff:f47:389d
15.71.56.158 0:0:0:0:0:ffff:f47:389e
15.71.56.159 0:0:0:0:0:ffff:f47:389f
15.71.56.160 0:0:0:0:0:ffff:f47:38a0
15.71.56.161 0:0:0:0:0:ffff:f47:38a1
15.71.56.162 0:0:0:0:0:ffff:f47:38a2
15.71.56.163 0:0:0:0:0:ffff:f47:38a3
15.71.56.164 0:0:0:0:0:ffff:f47:38a4
15.71.56.165 0:0:0:0:0:ffff:f47:38a5
15.71.56.166 0:0:0:0:0:ffff:f47:38a6
15.71.56.167 0:0:0:0:0:ffff:f47:38a7
15.71.56.168 0:0:0:0:0:ffff:f47:38a8
15.71.56.169 0:0:0:0:0:ffff:f47:38a9
15.71.56.170 0:0:0:0:0:ffff:f47:38aa
15.71.56.171 0:0:0:0:0:ffff:f47:38ab
15.71.56.172 0:0:0:0:0:ffff:f47:38ac
15.71.56.173 0:0:0:0:0:ffff:f47:38ad
15.71.56.174 0:0:0:0:0:ffff:f47:38ae
15.71.56.175 0:0:0:0:0:ffff:f47:38af
15.71.56.176 0:0:0:0:0:ffff:f47:38b0
15.71.56.177 0:0:0:0:0:ffff:f47:38b1
15.71.56.178 0:0:0:0:0:ffff:f47:38b2
15.71.56.179 0:0:0:0:0:ffff:f47:38b3
15.71.56.180 0:0:0:0:0:ffff:f47:38b4


15.71.56.181 0:0:0:0:0:ffff:f47:38b5
15.71.56.182 0:0:0:0:0:ffff:f47:38b6
15.71.56.183 0:0:0:0:0:ffff:f47:38b7
15.71.56.184 0:0:0:0:0:ffff:f47:38b8
15.71.56.185 0:0:0:0:0:ffff:f47:38b9
15.71.56.186 0:0:0:0:0:ffff:f47:38ba
15.71.56.187 0:0:0:0:0:ffff:f47:38bb
15.71.56.188 0:0:0:0:0:ffff:f47:38bc
15.71.56.189 0:0:0:0:0:ffff:f47:38bd
15.71.56.190 0:0:0:0:0:ffff:f47:38be
15.71.56.191 0:0:0:0:0:ffff:f47:38bf
15.71.56.192 0:0:0:0:0:ffff:f47:38c0
15.71.56.193 0:0:0:0:0:ffff:f47:38c1
15.71.56.194 0:0:0:0:0:ffff:f47:38c2
15.71.56.195 0:0:0:0:0:ffff:f47:38c3
15.71.56.196 0:0:0:0:0:ffff:f47:38c4
15.71.56.197 0:0:0:0:0:ffff:f47:38c5
15.71.56.198 0:0:0:0:0:ffff:f47:38c6
15.71.56.199 0:0:0:0:0:ffff:f47:38c7
15.71.56.200 0:0:0:0:0:ffff:f47:38c8
15.71.56.201 0:0:0:0:0:ffff:f47:38c9
15.71.56.202 0:0:0:0:0:ffff:f47:38ca
15.71.56.203 0:0:0:0:0:ffff:f47:38cb
15.71.56.204 0:0:0:0:0:ffff:f47:38cc
15.71.56.205 0:0:0:0:0:ffff:f47:38cd
15.71.56.206 0:0:0:0:0:ffff:f47:38ce
15.71.56.207 0:0:0:0:0:ffff:f47:38cf
15.71.56.208 0:0:0:0:0:ffff:f47:38d0
15.71.56.209 0:0:0:0:0:ffff:f47:38d1
15.71.56.210 0:0:0:0:0:ffff:f47:38d2
15.71.56.211 0:0:0:0:0:ffff:f47:38d3
15.71.56.212 0:0:0:0:0:ffff:f47:38d4
15.71.56.213 0:0:0:0:0:ffff:f47:38d5
15.71.56.214 0:0:0:0:0:ffff:f47:38d6
15.71.56.215 0:0:0:0:0:ffff:f47:38d7
15.71.56.216 0:0:0:0:0:ffff:f47:38d8
15.71.56.217 0:0:0:0:0:ffff:f47:38d9
15.71.56.218 0:0:0:0:0:ffff:f47:38da
15.71.56.219 0:0:0:0:0:ffff:f47:38db
15.71.56.220 0:0:0:0:0:ffff:f47:38dc
15.71.56.221 0:0:0:0:0:ffff:f47:38dd
15.71.56.222 0:0:0:0:0:ffff:f47:38de
15.71.56.223 0:0:0:0:0:ffff:f47:38df
15.71.56.224 0:0:0:0:0:ffff:f47:38e0
15.71.56.225 0:0:0:0:0:ffff:f47:38e1
15.71.56.226 0:0:0:0:0:ffff:f47:38e2
15.71.56.227 0:0:0:0:0:ffff:f47:38e3
15.71.56.228 0:0:0:0:0:ffff:f47:38e4
15.71.56.229 0:0:0:0:0:ffff:f47:38e5
15.71.56.230 0:0:0:0:0:ffff:f47:38e6
15.71.56.231 0:0:0:0:0:ffff:f47:38e7
15.71.56.232 0:0:0:0:0:ffff:f47:38e8
15.71.56.233 0:0:0:0:0:ffff:f47:38e9
15.71.56.234 0:0:0:0:0:ffff:f47:38ea
15.71.56.235 0:0:0:0:0:ffff:f47:38eb
15.71.56.236 0:0:0:0:0:ffff:f47:38ec
15.71.56.237 0:0:0:0:0:ffff:f47:38ed
15.71.56.238 0:0:0:0:0:ffff:f47:38ee
15.71.56.239 0:0:0:0:0:ffff:f47:38ef
15.71.56.240 0:0:0:0:0:ffff:f47:38f0
15.71.56.241 0:0:0:0:0:ffff:f47:38f1
15.71.56.242 0:0:0:0:0:ffff:f47:38f2
15.71.56.243 0:0:0:0:0:ffff:f47:38f3
15.71.56.244 0:0:0:0:0:ffff:f47:38f4
15.71.56.245 0:0:0:0:0:ffff:f47:38f5
15.71.56.246 0:0:0:0:0:ffff:f47:38f6
15.71.56.247 0:0:0:0:0:ffff:f47:38f7
15.71.56.248 0:0:0:0:0:ffff:f47:38f8
15.71.56.249 0:0:0:0:0:ffff:f47:38f9
15.71.56.250 0:0:0:0:0:ffff:f47:38fa
15.71.56.251 0:0:0:0:0:ffff:f47:38fb
15.71.56.252 0:0:0:0:0:ffff:f47:38fc
15.71.56.253 0:0:0:0:0:ffff:f47:38fd
15.71.56.254 0:0:0:0:0:ffff:f47:38fe
15.71.56.255 0:0:0:0:0:ffff:f47:38ff


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.