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
11.12.56.1 0:0:0:0:0:ffff:b0c:3801
11.12.56.2 0:0:0:0:0:ffff:b0c:3802
11.12.56.3 0:0:0:0:0:ffff:b0c:3803
11.12.56.4 0:0:0:0:0:ffff:b0c:3804
11.12.56.5 0:0:0:0:0:ffff:b0c:3805
11.12.56.6 0:0:0:0:0:ffff:b0c:3806
11.12.56.7 0:0:0:0:0:ffff:b0c:3807
11.12.56.8 0:0:0:0:0:ffff:b0c:3808
11.12.56.9 0:0:0:0:0:ffff:b0c:3809
11.12.56.10 0:0:0:0:0:ffff:b0c:380a
11.12.56.11 0:0:0:0:0:ffff:b0c:380b
11.12.56.12 0:0:0:0:0:ffff:b0c:380c
11.12.56.13 0:0:0:0:0:ffff:b0c:380d
11.12.56.14 0:0:0:0:0:ffff:b0c:380e
11.12.56.15 0:0:0:0:0:ffff:b0c:380f
11.12.56.16 0:0:0:0:0:ffff:b0c:3810
11.12.56.17 0:0:0:0:0:ffff:b0c:3811
11.12.56.18 0:0:0:0:0:ffff:b0c:3812
11.12.56.19 0:0:0:0:0:ffff:b0c:3813
11.12.56.20 0:0:0:0:0:ffff:b0c:3814
11.12.56.21 0:0:0:0:0:ffff:b0c:3815
11.12.56.22 0:0:0:0:0:ffff:b0c:3816
11.12.56.23 0:0:0:0:0:ffff:b0c:3817
11.12.56.24 0:0:0:0:0:ffff:b0c:3818
11.12.56.25 0:0:0:0:0:ffff:b0c:3819
11.12.56.26 0:0:0:0:0:ffff:b0c:381a
11.12.56.27 0:0:0:0:0:ffff:b0c:381b
11.12.56.28 0:0:0:0:0:ffff:b0c:381c
11.12.56.29 0:0:0:0:0:ffff:b0c:381d
11.12.56.30 0:0:0:0:0:ffff:b0c:381e
11.12.56.31 0:0:0:0:0:ffff:b0c:381f
11.12.56.32 0:0:0:0:0:ffff:b0c:3820
11.12.56.33 0:0:0:0:0:ffff:b0c:3821
11.12.56.34 0:0:0:0:0:ffff:b0c:3822
11.12.56.35 0:0:0:0:0:ffff:b0c:3823
11.12.56.36 0:0:0:0:0:ffff:b0c:3824
11.12.56.37 0:0:0:0:0:ffff:b0c:3825
11.12.56.38 0:0:0:0:0:ffff:b0c:3826
11.12.56.39 0:0:0:0:0:ffff:b0c:3827
11.12.56.40 0:0:0:0:0:ffff:b0c:3828
11.12.56.41 0:0:0:0:0:ffff:b0c:3829
11.12.56.42 0:0:0:0:0:ffff:b0c:382a
11.12.56.43 0:0:0:0:0:ffff:b0c:382b
11.12.56.44 0:0:0:0:0:ffff:b0c:382c
11.12.56.45 0:0:0:0:0:ffff:b0c:382d
11.12.56.46 0:0:0:0:0:ffff:b0c:382e
11.12.56.47 0:0:0:0:0:ffff:b0c:382f
11.12.56.48 0:0:0:0:0:ffff:b0c:3830
11.12.56.49 0:0:0:0:0:ffff:b0c:3831
11.12.56.50 0:0:0:0:0:ffff:b0c:3832
11.12.56.51 0:0:0:0:0:ffff:b0c:3833
11.12.56.52 0:0:0:0:0:ffff:b0c:3834
11.12.56.53 0:0:0:0:0:ffff:b0c:3835
11.12.56.54 0:0:0:0:0:ffff:b0c:3836
11.12.56.55 0:0:0:0:0:ffff:b0c:3837
11.12.56.56 0:0:0:0:0:ffff:b0c:3838
11.12.56.57 0:0:0:0:0:ffff:b0c:3839
11.12.56.58 0:0:0:0:0:ffff:b0c:383a
11.12.56.59 0:0:0:0:0:ffff:b0c:383b
11.12.56.60 0:0:0:0:0:ffff:b0c:383c


11.12.56.61 0:0:0:0:0:ffff:b0c:383d
11.12.56.62 0:0:0:0:0:ffff:b0c:383e
11.12.56.63 0:0:0:0:0:ffff:b0c:383f
11.12.56.64 0:0:0:0:0:ffff:b0c:3840
11.12.56.65 0:0:0:0:0:ffff:b0c:3841
11.12.56.66 0:0:0:0:0:ffff:b0c:3842
11.12.56.67 0:0:0:0:0:ffff:b0c:3843
11.12.56.68 0:0:0:0:0:ffff:b0c:3844
11.12.56.69 0:0:0:0:0:ffff:b0c:3845
11.12.56.70 0:0:0:0:0:ffff:b0c:3846
11.12.56.71 0:0:0:0:0:ffff:b0c:3847
11.12.56.72 0:0:0:0:0:ffff:b0c:3848
11.12.56.73 0:0:0:0:0:ffff:b0c:3849
11.12.56.74 0:0:0:0:0:ffff:b0c:384a
11.12.56.75 0:0:0:0:0:ffff:b0c:384b
11.12.56.76 0:0:0:0:0:ffff:b0c:384c
11.12.56.77 0:0:0:0:0:ffff:b0c:384d
11.12.56.78 0:0:0:0:0:ffff:b0c:384e
11.12.56.79 0:0:0:0:0:ffff:b0c:384f
11.12.56.80 0:0:0:0:0:ffff:b0c:3850
11.12.56.81 0:0:0:0:0:ffff:b0c:3851
11.12.56.82 0:0:0:0:0:ffff:b0c:3852
11.12.56.83 0:0:0:0:0:ffff:b0c:3853
11.12.56.84 0:0:0:0:0:ffff:b0c:3854
11.12.56.85 0:0:0:0:0:ffff:b0c:3855
11.12.56.86 0:0:0:0:0:ffff:b0c:3856
11.12.56.87 0:0:0:0:0:ffff:b0c:3857
11.12.56.88 0:0:0:0:0:ffff:b0c:3858
11.12.56.89 0:0:0:0:0:ffff:b0c:3859
11.12.56.90 0:0:0:0:0:ffff:b0c:385a
11.12.56.91 0:0:0:0:0:ffff:b0c:385b
11.12.56.92 0:0:0:0:0:ffff:b0c:385c
11.12.56.93 0:0:0:0:0:ffff:b0c:385d
11.12.56.94 0:0:0:0:0:ffff:b0c:385e
11.12.56.95 0:0:0:0:0:ffff:b0c:385f
11.12.56.96 0:0:0:0:0:ffff:b0c:3860
11.12.56.97 0:0:0:0:0:ffff:b0c:3861
11.12.56.98 0:0:0:0:0:ffff:b0c:3862
11.12.56.99 0:0:0:0:0:ffff:b0c:3863
11.12.56.100 0:0:0:0:0:ffff:b0c:3864
11.12.56.101 0:0:0:0:0:ffff:b0c:3865
11.12.56.102 0:0:0:0:0:ffff:b0c:3866
11.12.56.103 0:0:0:0:0:ffff:b0c:3867
11.12.56.104 0:0:0:0:0:ffff:b0c:3868
11.12.56.105 0:0:0:0:0:ffff:b0c:3869
11.12.56.106 0:0:0:0:0:ffff:b0c:386a
11.12.56.107 0:0:0:0:0:ffff:b0c:386b
11.12.56.108 0:0:0:0:0:ffff:b0c:386c
11.12.56.109 0:0:0:0:0:ffff:b0c:386d
11.12.56.110 0:0:0:0:0:ffff:b0c:386e
11.12.56.111 0:0:0:0:0:ffff:b0c:386f
11.12.56.112 0:0:0:0:0:ffff:b0c:3870
11.12.56.113 0:0:0:0:0:ffff:b0c:3871
11.12.56.114 0:0:0:0:0:ffff:b0c:3872
11.12.56.115 0:0:0:0:0:ffff:b0c:3873
11.12.56.116 0:0:0:0:0:ffff:b0c:3874
11.12.56.117 0:0:0:0:0:ffff:b0c:3875
11.12.56.118 0:0:0:0:0:ffff:b0c:3876
11.12.56.119 0:0:0:0:0:ffff:b0c:3877
11.12.56.120 0:0:0:0:0:ffff:b0c:3878


11.12.56.121 0:0:0:0:0:ffff:b0c:3879
11.12.56.122 0:0:0:0:0:ffff:b0c:387a
11.12.56.123 0:0:0:0:0:ffff:b0c:387b
11.12.56.124 0:0:0:0:0:ffff:b0c:387c
11.12.56.125 0:0:0:0:0:ffff:b0c:387d
11.12.56.126 0:0:0:0:0:ffff:b0c:387e
11.12.56.127 0:0:0:0:0:ffff:b0c:387f
11.12.56.128 0:0:0:0:0:ffff:b0c:3880
11.12.56.129 0:0:0:0:0:ffff:b0c:3881
11.12.56.130 0:0:0:0:0:ffff:b0c:3882
11.12.56.131 0:0:0:0:0:ffff:b0c:3883
11.12.56.132 0:0:0:0:0:ffff:b0c:3884
11.12.56.133 0:0:0:0:0:ffff:b0c:3885
11.12.56.134 0:0:0:0:0:ffff:b0c:3886
11.12.56.135 0:0:0:0:0:ffff:b0c:3887
11.12.56.136 0:0:0:0:0:ffff:b0c:3888
11.12.56.137 0:0:0:0:0:ffff:b0c:3889
11.12.56.138 0:0:0:0:0:ffff:b0c:388a
11.12.56.139 0:0:0:0:0:ffff:b0c:388b
11.12.56.140 0:0:0:0:0:ffff:b0c:388c
11.12.56.141 0:0:0:0:0:ffff:b0c:388d
11.12.56.142 0:0:0:0:0:ffff:b0c:388e
11.12.56.143 0:0:0:0:0:ffff:b0c:388f
11.12.56.144 0:0:0:0:0:ffff:b0c:3890
11.12.56.145 0:0:0:0:0:ffff:b0c:3891
11.12.56.146 0:0:0:0:0:ffff:b0c:3892
11.12.56.147 0:0:0:0:0:ffff:b0c:3893
11.12.56.148 0:0:0:0:0:ffff:b0c:3894
11.12.56.149 0:0:0:0:0:ffff:b0c:3895
11.12.56.150 0:0:0:0:0:ffff:b0c:3896
11.12.56.151 0:0:0:0:0:ffff:b0c:3897
11.12.56.152 0:0:0:0:0:ffff:b0c:3898
11.12.56.153 0:0:0:0:0:ffff:b0c:3899
11.12.56.154 0:0:0:0:0:ffff:b0c:389a
11.12.56.155 0:0:0:0:0:ffff:b0c:389b
11.12.56.156 0:0:0:0:0:ffff:b0c:389c
11.12.56.157 0:0:0:0:0:ffff:b0c:389d
11.12.56.158 0:0:0:0:0:ffff:b0c:389e
11.12.56.159 0:0:0:0:0:ffff:b0c:389f
11.12.56.160 0:0:0:0:0:ffff:b0c:38a0
11.12.56.161 0:0:0:0:0:ffff:b0c:38a1
11.12.56.162 0:0:0:0:0:ffff:b0c:38a2
11.12.56.163 0:0:0:0:0:ffff:b0c:38a3
11.12.56.164 0:0:0:0:0:ffff:b0c:38a4
11.12.56.165 0:0:0:0:0:ffff:b0c:38a5
11.12.56.166 0:0:0:0:0:ffff:b0c:38a6
11.12.56.167 0:0:0:0:0:ffff:b0c:38a7
11.12.56.168 0:0:0:0:0:ffff:b0c:38a8
11.12.56.169 0:0:0:0:0:ffff:b0c:38a9
11.12.56.170 0:0:0:0:0:ffff:b0c:38aa
11.12.56.171 0:0:0:0:0:ffff:b0c:38ab
11.12.56.172 0:0:0:0:0:ffff:b0c:38ac
11.12.56.173 0:0:0:0:0:ffff:b0c:38ad
11.12.56.174 0:0:0:0:0:ffff:b0c:38ae
11.12.56.175 0:0:0:0:0:ffff:b0c:38af
11.12.56.176 0:0:0:0:0:ffff:b0c:38b0
11.12.56.177 0:0:0:0:0:ffff:b0c:38b1
11.12.56.178 0:0:0:0:0:ffff:b0c:38b2
11.12.56.179 0:0:0:0:0:ffff:b0c:38b3
11.12.56.180 0:0:0:0:0:ffff:b0c:38b4


11.12.56.181 0:0:0:0:0:ffff:b0c:38b5
11.12.56.182 0:0:0:0:0:ffff:b0c:38b6
11.12.56.183 0:0:0:0:0:ffff:b0c:38b7
11.12.56.184 0:0:0:0:0:ffff:b0c:38b8
11.12.56.185 0:0:0:0:0:ffff:b0c:38b9
11.12.56.186 0:0:0:0:0:ffff:b0c:38ba
11.12.56.187 0:0:0:0:0:ffff:b0c:38bb
11.12.56.188 0:0:0:0:0:ffff:b0c:38bc
11.12.56.189 0:0:0:0:0:ffff:b0c:38bd
11.12.56.190 0:0:0:0:0:ffff:b0c:38be
11.12.56.191 0:0:0:0:0:ffff:b0c:38bf
11.12.56.192 0:0:0:0:0:ffff:b0c:38c0
11.12.56.193 0:0:0:0:0:ffff:b0c:38c1
11.12.56.194 0:0:0:0:0:ffff:b0c:38c2
11.12.56.195 0:0:0:0:0:ffff:b0c:38c3
11.12.56.196 0:0:0:0:0:ffff:b0c:38c4
11.12.56.197 0:0:0:0:0:ffff:b0c:38c5
11.12.56.198 0:0:0:0:0:ffff:b0c:38c6
11.12.56.199 0:0:0:0:0:ffff:b0c:38c7
11.12.56.200 0:0:0:0:0:ffff:b0c:38c8
11.12.56.201 0:0:0:0:0:ffff:b0c:38c9
11.12.56.202 0:0:0:0:0:ffff:b0c:38ca
11.12.56.203 0:0:0:0:0:ffff:b0c:38cb
11.12.56.204 0:0:0:0:0:ffff:b0c:38cc
11.12.56.205 0:0:0:0:0:ffff:b0c:38cd
11.12.56.206 0:0:0:0:0:ffff:b0c:38ce
11.12.56.207 0:0:0:0:0:ffff:b0c:38cf
11.12.56.208 0:0:0:0:0:ffff:b0c:38d0
11.12.56.209 0:0:0:0:0:ffff:b0c:38d1
11.12.56.210 0:0:0:0:0:ffff:b0c:38d2
11.12.56.211 0:0:0:0:0:ffff:b0c:38d3
11.12.56.212 0:0:0:0:0:ffff:b0c:38d4
11.12.56.213 0:0:0:0:0:ffff:b0c:38d5
11.12.56.214 0:0:0:0:0:ffff:b0c:38d6
11.12.56.215 0:0:0:0:0:ffff:b0c:38d7
11.12.56.216 0:0:0:0:0:ffff:b0c:38d8
11.12.56.217 0:0:0:0:0:ffff:b0c:38d9
11.12.56.218 0:0:0:0:0:ffff:b0c:38da
11.12.56.219 0:0:0:0:0:ffff:b0c:38db
11.12.56.220 0:0:0:0:0:ffff:b0c:38dc
11.12.56.221 0:0:0:0:0:ffff:b0c:38dd
11.12.56.222 0:0:0:0:0:ffff:b0c:38de
11.12.56.223 0:0:0:0:0:ffff:b0c:38df
11.12.56.224 0:0:0:0:0:ffff:b0c:38e0
11.12.56.225 0:0:0:0:0:ffff:b0c:38e1
11.12.56.226 0:0:0:0:0:ffff:b0c:38e2
11.12.56.227 0:0:0:0:0:ffff:b0c:38e3
11.12.56.228 0:0:0:0:0:ffff:b0c:38e4
11.12.56.229 0:0:0:0:0:ffff:b0c:38e5
11.12.56.230 0:0:0:0:0:ffff:b0c:38e6
11.12.56.231 0:0:0:0:0:ffff:b0c:38e7
11.12.56.232 0:0:0:0:0:ffff:b0c:38e8
11.12.56.233 0:0:0:0:0:ffff:b0c:38e9
11.12.56.234 0:0:0:0:0:ffff:b0c:38ea
11.12.56.235 0:0:0:0:0:ffff:b0c:38eb
11.12.56.236 0:0:0:0:0:ffff:b0c:38ec
11.12.56.237 0:0:0:0:0:ffff:b0c:38ed
11.12.56.238 0:0:0:0:0:ffff:b0c:38ee
11.12.56.239 0:0:0:0:0:ffff:b0c:38ef
11.12.56.240 0:0:0:0:0:ffff:b0c:38f0
11.12.56.241 0:0:0:0:0:ffff:b0c:38f1
11.12.56.242 0:0:0:0:0:ffff:b0c:38f2
11.12.56.243 0:0:0:0:0:ffff:b0c:38f3
11.12.56.244 0:0:0:0:0:ffff:b0c:38f4
11.12.56.245 0:0:0:0:0:ffff:b0c:38f5
11.12.56.246 0:0:0:0:0:ffff:b0c:38f6
11.12.56.247 0:0:0:0:0:ffff:b0c:38f7
11.12.56.248 0:0:0:0:0:ffff:b0c:38f8
11.12.56.249 0:0:0:0:0:ffff:b0c:38f9
11.12.56.250 0:0:0:0:0:ffff:b0c:38fa
11.12.56.251 0:0:0:0:0:ffff:b0c:38fb
11.12.56.252 0:0:0:0:0:ffff:b0c:38fc
11.12.56.253 0:0:0:0:0:ffff:b0c:38fd
11.12.56.254 0:0:0:0:0:ffff:b0c:38fe
11.12.56.255 0:0:0:0:0:ffff:b0c: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.