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
65.76.56.1 0:0:0:0:0:ffff:414c:3801
65.76.56.2 0:0:0:0:0:ffff:414c:3802
65.76.56.3 0:0:0:0:0:ffff:414c:3803
65.76.56.4 0:0:0:0:0:ffff:414c:3804
65.76.56.5 0:0:0:0:0:ffff:414c:3805
65.76.56.6 0:0:0:0:0:ffff:414c:3806
65.76.56.7 0:0:0:0:0:ffff:414c:3807
65.76.56.8 0:0:0:0:0:ffff:414c:3808
65.76.56.9 0:0:0:0:0:ffff:414c:3809
65.76.56.10 0:0:0:0:0:ffff:414c:380a
65.76.56.11 0:0:0:0:0:ffff:414c:380b
65.76.56.12 0:0:0:0:0:ffff:414c:380c
65.76.56.13 0:0:0:0:0:ffff:414c:380d
65.76.56.14 0:0:0:0:0:ffff:414c:380e
65.76.56.15 0:0:0:0:0:ffff:414c:380f
65.76.56.16 0:0:0:0:0:ffff:414c:3810
65.76.56.17 0:0:0:0:0:ffff:414c:3811
65.76.56.18 0:0:0:0:0:ffff:414c:3812
65.76.56.19 0:0:0:0:0:ffff:414c:3813
65.76.56.20 0:0:0:0:0:ffff:414c:3814
65.76.56.21 0:0:0:0:0:ffff:414c:3815
65.76.56.22 0:0:0:0:0:ffff:414c:3816
65.76.56.23 0:0:0:0:0:ffff:414c:3817
65.76.56.24 0:0:0:0:0:ffff:414c:3818
65.76.56.25 0:0:0:0:0:ffff:414c:3819
65.76.56.26 0:0:0:0:0:ffff:414c:381a
65.76.56.27 0:0:0:0:0:ffff:414c:381b
65.76.56.28 0:0:0:0:0:ffff:414c:381c
65.76.56.29 0:0:0:0:0:ffff:414c:381d
65.76.56.30 0:0:0:0:0:ffff:414c:381e
65.76.56.31 0:0:0:0:0:ffff:414c:381f
65.76.56.32 0:0:0:0:0:ffff:414c:3820
65.76.56.33 0:0:0:0:0:ffff:414c:3821
65.76.56.34 0:0:0:0:0:ffff:414c:3822
65.76.56.35 0:0:0:0:0:ffff:414c:3823
65.76.56.36 0:0:0:0:0:ffff:414c:3824
65.76.56.37 0:0:0:0:0:ffff:414c:3825
65.76.56.38 0:0:0:0:0:ffff:414c:3826
65.76.56.39 0:0:0:0:0:ffff:414c:3827
65.76.56.40 0:0:0:0:0:ffff:414c:3828
65.76.56.41 0:0:0:0:0:ffff:414c:3829
65.76.56.42 0:0:0:0:0:ffff:414c:382a
65.76.56.43 0:0:0:0:0:ffff:414c:382b
65.76.56.44 0:0:0:0:0:ffff:414c:382c
65.76.56.45 0:0:0:0:0:ffff:414c:382d
65.76.56.46 0:0:0:0:0:ffff:414c:382e
65.76.56.47 0:0:0:0:0:ffff:414c:382f
65.76.56.48 0:0:0:0:0:ffff:414c:3830
65.76.56.49 0:0:0:0:0:ffff:414c:3831
65.76.56.50 0:0:0:0:0:ffff:414c:3832
65.76.56.51 0:0:0:0:0:ffff:414c:3833
65.76.56.52 0:0:0:0:0:ffff:414c:3834
65.76.56.53 0:0:0:0:0:ffff:414c:3835
65.76.56.54 0:0:0:0:0:ffff:414c:3836
65.76.56.55 0:0:0:0:0:ffff:414c:3837
65.76.56.56 0:0:0:0:0:ffff:414c:3838
65.76.56.57 0:0:0:0:0:ffff:414c:3839
65.76.56.58 0:0:0:0:0:ffff:414c:383a
65.76.56.59 0:0:0:0:0:ffff:414c:383b
65.76.56.60 0:0:0:0:0:ffff:414c:383c


65.76.56.61 0:0:0:0:0:ffff:414c:383d
65.76.56.62 0:0:0:0:0:ffff:414c:383e
65.76.56.63 0:0:0:0:0:ffff:414c:383f
65.76.56.64 0:0:0:0:0:ffff:414c:3840
65.76.56.65 0:0:0:0:0:ffff:414c:3841
65.76.56.66 0:0:0:0:0:ffff:414c:3842
65.76.56.67 0:0:0:0:0:ffff:414c:3843
65.76.56.68 0:0:0:0:0:ffff:414c:3844
65.76.56.69 0:0:0:0:0:ffff:414c:3845
65.76.56.70 0:0:0:0:0:ffff:414c:3846
65.76.56.71 0:0:0:0:0:ffff:414c:3847
65.76.56.72 0:0:0:0:0:ffff:414c:3848
65.76.56.73 0:0:0:0:0:ffff:414c:3849
65.76.56.74 0:0:0:0:0:ffff:414c:384a
65.76.56.75 0:0:0:0:0:ffff:414c:384b
65.76.56.76 0:0:0:0:0:ffff:414c:384c
65.76.56.77 0:0:0:0:0:ffff:414c:384d
65.76.56.78 0:0:0:0:0:ffff:414c:384e
65.76.56.79 0:0:0:0:0:ffff:414c:384f
65.76.56.80 0:0:0:0:0:ffff:414c:3850
65.76.56.81 0:0:0:0:0:ffff:414c:3851
65.76.56.82 0:0:0:0:0:ffff:414c:3852
65.76.56.83 0:0:0:0:0:ffff:414c:3853
65.76.56.84 0:0:0:0:0:ffff:414c:3854
65.76.56.85 0:0:0:0:0:ffff:414c:3855
65.76.56.86 0:0:0:0:0:ffff:414c:3856
65.76.56.87 0:0:0:0:0:ffff:414c:3857
65.76.56.88 0:0:0:0:0:ffff:414c:3858
65.76.56.89 0:0:0:0:0:ffff:414c:3859
65.76.56.90 0:0:0:0:0:ffff:414c:385a
65.76.56.91 0:0:0:0:0:ffff:414c:385b
65.76.56.92 0:0:0:0:0:ffff:414c:385c
65.76.56.93 0:0:0:0:0:ffff:414c:385d
65.76.56.94 0:0:0:0:0:ffff:414c:385e
65.76.56.95 0:0:0:0:0:ffff:414c:385f
65.76.56.96 0:0:0:0:0:ffff:414c:3860
65.76.56.97 0:0:0:0:0:ffff:414c:3861
65.76.56.98 0:0:0:0:0:ffff:414c:3862
65.76.56.99 0:0:0:0:0:ffff:414c:3863
65.76.56.100 0:0:0:0:0:ffff:414c:3864
65.76.56.101 0:0:0:0:0:ffff:414c:3865
65.76.56.102 0:0:0:0:0:ffff:414c:3866
65.76.56.103 0:0:0:0:0:ffff:414c:3867
65.76.56.104 0:0:0:0:0:ffff:414c:3868
65.76.56.105 0:0:0:0:0:ffff:414c:3869
65.76.56.106 0:0:0:0:0:ffff:414c:386a
65.76.56.107 0:0:0:0:0:ffff:414c:386b
65.76.56.108 0:0:0:0:0:ffff:414c:386c
65.76.56.109 0:0:0:0:0:ffff:414c:386d
65.76.56.110 0:0:0:0:0:ffff:414c:386e
65.76.56.111 0:0:0:0:0:ffff:414c:386f
65.76.56.112 0:0:0:0:0:ffff:414c:3870
65.76.56.113 0:0:0:0:0:ffff:414c:3871
65.76.56.114 0:0:0:0:0:ffff:414c:3872
65.76.56.115 0:0:0:0:0:ffff:414c:3873
65.76.56.116 0:0:0:0:0:ffff:414c:3874
65.76.56.117 0:0:0:0:0:ffff:414c:3875
65.76.56.118 0:0:0:0:0:ffff:414c:3876
65.76.56.119 0:0:0:0:0:ffff:414c:3877
65.76.56.120 0:0:0:0:0:ffff:414c:3878


65.76.56.121 0:0:0:0:0:ffff:414c:3879
65.76.56.122 0:0:0:0:0:ffff:414c:387a
65.76.56.123 0:0:0:0:0:ffff:414c:387b
65.76.56.124 0:0:0:0:0:ffff:414c:387c
65.76.56.125 0:0:0:0:0:ffff:414c:387d
65.76.56.126 0:0:0:0:0:ffff:414c:387e
65.76.56.127 0:0:0:0:0:ffff:414c:387f
65.76.56.128 0:0:0:0:0:ffff:414c:3880
65.76.56.129 0:0:0:0:0:ffff:414c:3881
65.76.56.130 0:0:0:0:0:ffff:414c:3882
65.76.56.131 0:0:0:0:0:ffff:414c:3883
65.76.56.132 0:0:0:0:0:ffff:414c:3884
65.76.56.133 0:0:0:0:0:ffff:414c:3885
65.76.56.134 0:0:0:0:0:ffff:414c:3886
65.76.56.135 0:0:0:0:0:ffff:414c:3887
65.76.56.136 0:0:0:0:0:ffff:414c:3888
65.76.56.137 0:0:0:0:0:ffff:414c:3889
65.76.56.138 0:0:0:0:0:ffff:414c:388a
65.76.56.139 0:0:0:0:0:ffff:414c:388b
65.76.56.140 0:0:0:0:0:ffff:414c:388c
65.76.56.141 0:0:0:0:0:ffff:414c:388d
65.76.56.142 0:0:0:0:0:ffff:414c:388e
65.76.56.143 0:0:0:0:0:ffff:414c:388f
65.76.56.144 0:0:0:0:0:ffff:414c:3890
65.76.56.145 0:0:0:0:0:ffff:414c:3891
65.76.56.146 0:0:0:0:0:ffff:414c:3892
65.76.56.147 0:0:0:0:0:ffff:414c:3893
65.76.56.148 0:0:0:0:0:ffff:414c:3894
65.76.56.149 0:0:0:0:0:ffff:414c:3895
65.76.56.150 0:0:0:0:0:ffff:414c:3896
65.76.56.151 0:0:0:0:0:ffff:414c:3897
65.76.56.152 0:0:0:0:0:ffff:414c:3898
65.76.56.153 0:0:0:0:0:ffff:414c:3899
65.76.56.154 0:0:0:0:0:ffff:414c:389a
65.76.56.155 0:0:0:0:0:ffff:414c:389b
65.76.56.156 0:0:0:0:0:ffff:414c:389c
65.76.56.157 0:0:0:0:0:ffff:414c:389d
65.76.56.158 0:0:0:0:0:ffff:414c:389e
65.76.56.159 0:0:0:0:0:ffff:414c:389f
65.76.56.160 0:0:0:0:0:ffff:414c:38a0
65.76.56.161 0:0:0:0:0:ffff:414c:38a1
65.76.56.162 0:0:0:0:0:ffff:414c:38a2
65.76.56.163 0:0:0:0:0:ffff:414c:38a3
65.76.56.164 0:0:0:0:0:ffff:414c:38a4
65.76.56.165 0:0:0:0:0:ffff:414c:38a5
65.76.56.166 0:0:0:0:0:ffff:414c:38a6
65.76.56.167 0:0:0:0:0:ffff:414c:38a7
65.76.56.168 0:0:0:0:0:ffff:414c:38a8
65.76.56.169 0:0:0:0:0:ffff:414c:38a9
65.76.56.170 0:0:0:0:0:ffff:414c:38aa
65.76.56.171 0:0:0:0:0:ffff:414c:38ab
65.76.56.172 0:0:0:0:0:ffff:414c:38ac
65.76.56.173 0:0:0:0:0:ffff:414c:38ad
65.76.56.174 0:0:0:0:0:ffff:414c:38ae
65.76.56.175 0:0:0:0:0:ffff:414c:38af
65.76.56.176 0:0:0:0:0:ffff:414c:38b0
65.76.56.177 0:0:0:0:0:ffff:414c:38b1
65.76.56.178 0:0:0:0:0:ffff:414c:38b2
65.76.56.179 0:0:0:0:0:ffff:414c:38b3
65.76.56.180 0:0:0:0:0:ffff:414c:38b4


65.76.56.181 0:0:0:0:0:ffff:414c:38b5
65.76.56.182 0:0:0:0:0:ffff:414c:38b6
65.76.56.183 0:0:0:0:0:ffff:414c:38b7
65.76.56.184 0:0:0:0:0:ffff:414c:38b8
65.76.56.185 0:0:0:0:0:ffff:414c:38b9
65.76.56.186 0:0:0:0:0:ffff:414c:38ba
65.76.56.187 0:0:0:0:0:ffff:414c:38bb
65.76.56.188 0:0:0:0:0:ffff:414c:38bc
65.76.56.189 0:0:0:0:0:ffff:414c:38bd
65.76.56.190 0:0:0:0:0:ffff:414c:38be
65.76.56.191 0:0:0:0:0:ffff:414c:38bf
65.76.56.192 0:0:0:0:0:ffff:414c:38c0
65.76.56.193 0:0:0:0:0:ffff:414c:38c1
65.76.56.194 0:0:0:0:0:ffff:414c:38c2
65.76.56.195 0:0:0:0:0:ffff:414c:38c3
65.76.56.196 0:0:0:0:0:ffff:414c:38c4
65.76.56.197 0:0:0:0:0:ffff:414c:38c5
65.76.56.198 0:0:0:0:0:ffff:414c:38c6
65.76.56.199 0:0:0:0:0:ffff:414c:38c7
65.76.56.200 0:0:0:0:0:ffff:414c:38c8
65.76.56.201 0:0:0:0:0:ffff:414c:38c9
65.76.56.202 0:0:0:0:0:ffff:414c:38ca
65.76.56.203 0:0:0:0:0:ffff:414c:38cb
65.76.56.204 0:0:0:0:0:ffff:414c:38cc
65.76.56.205 0:0:0:0:0:ffff:414c:38cd
65.76.56.206 0:0:0:0:0:ffff:414c:38ce
65.76.56.207 0:0:0:0:0:ffff:414c:38cf
65.76.56.208 0:0:0:0:0:ffff:414c:38d0
65.76.56.209 0:0:0:0:0:ffff:414c:38d1
65.76.56.210 0:0:0:0:0:ffff:414c:38d2
65.76.56.211 0:0:0:0:0:ffff:414c:38d3
65.76.56.212 0:0:0:0:0:ffff:414c:38d4
65.76.56.213 0:0:0:0:0:ffff:414c:38d5
65.76.56.214 0:0:0:0:0:ffff:414c:38d6
65.76.56.215 0:0:0:0:0:ffff:414c:38d7
65.76.56.216 0:0:0:0:0:ffff:414c:38d8
65.76.56.217 0:0:0:0:0:ffff:414c:38d9
65.76.56.218 0:0:0:0:0:ffff:414c:38da
65.76.56.219 0:0:0:0:0:ffff:414c:38db
65.76.56.220 0:0:0:0:0:ffff:414c:38dc
65.76.56.221 0:0:0:0:0:ffff:414c:38dd
65.76.56.222 0:0:0:0:0:ffff:414c:38de
65.76.56.223 0:0:0:0:0:ffff:414c:38df
65.76.56.224 0:0:0:0:0:ffff:414c:38e0
65.76.56.225 0:0:0:0:0:ffff:414c:38e1
65.76.56.226 0:0:0:0:0:ffff:414c:38e2
65.76.56.227 0:0:0:0:0:ffff:414c:38e3
65.76.56.228 0:0:0:0:0:ffff:414c:38e4
65.76.56.229 0:0:0:0:0:ffff:414c:38e5
65.76.56.230 0:0:0:0:0:ffff:414c:38e6
65.76.56.231 0:0:0:0:0:ffff:414c:38e7
65.76.56.232 0:0:0:0:0:ffff:414c:38e8
65.76.56.233 0:0:0:0:0:ffff:414c:38e9
65.76.56.234 0:0:0:0:0:ffff:414c:38ea
65.76.56.235 0:0:0:0:0:ffff:414c:38eb
65.76.56.236 0:0:0:0:0:ffff:414c:38ec
65.76.56.237 0:0:0:0:0:ffff:414c:38ed
65.76.56.238 0:0:0:0:0:ffff:414c:38ee
65.76.56.239 0:0:0:0:0:ffff:414c:38ef
65.76.56.240 0:0:0:0:0:ffff:414c:38f0
65.76.56.241 0:0:0:0:0:ffff:414c:38f1
65.76.56.242 0:0:0:0:0:ffff:414c:38f2
65.76.56.243 0:0:0:0:0:ffff:414c:38f3
65.76.56.244 0:0:0:0:0:ffff:414c:38f4
65.76.56.245 0:0:0:0:0:ffff:414c:38f5
65.76.56.246 0:0:0:0:0:ffff:414c:38f6
65.76.56.247 0:0:0:0:0:ffff:414c:38f7
65.76.56.248 0:0:0:0:0:ffff:414c:38f8
65.76.56.249 0:0:0:0:0:ffff:414c:38f9
65.76.56.250 0:0:0:0:0:ffff:414c:38fa
65.76.56.251 0:0:0:0:0:ffff:414c:38fb
65.76.56.252 0:0:0:0:0:ffff:414c:38fc
65.76.56.253 0:0:0:0:0:ffff:414c:38fd
65.76.56.254 0:0:0:0:0:ffff:414c:38fe
65.76.56.255 0:0:0:0:0:ffff:414c: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.