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
131.131.57.1 0:0:0:0:0:ffff:8383:3901
131.131.57.2 0:0:0:0:0:ffff:8383:3902
131.131.57.3 0:0:0:0:0:ffff:8383:3903
131.131.57.4 0:0:0:0:0:ffff:8383:3904
131.131.57.5 0:0:0:0:0:ffff:8383:3905
131.131.57.6 0:0:0:0:0:ffff:8383:3906
131.131.57.7 0:0:0:0:0:ffff:8383:3907
131.131.57.8 0:0:0:0:0:ffff:8383:3908
131.131.57.9 0:0:0:0:0:ffff:8383:3909
131.131.57.10 0:0:0:0:0:ffff:8383:390a
131.131.57.11 0:0:0:0:0:ffff:8383:390b
131.131.57.12 0:0:0:0:0:ffff:8383:390c
131.131.57.13 0:0:0:0:0:ffff:8383:390d
131.131.57.14 0:0:0:0:0:ffff:8383:390e
131.131.57.15 0:0:0:0:0:ffff:8383:390f
131.131.57.16 0:0:0:0:0:ffff:8383:3910
131.131.57.17 0:0:0:0:0:ffff:8383:3911
131.131.57.18 0:0:0:0:0:ffff:8383:3912
131.131.57.19 0:0:0:0:0:ffff:8383:3913
131.131.57.20 0:0:0:0:0:ffff:8383:3914
131.131.57.21 0:0:0:0:0:ffff:8383:3915
131.131.57.22 0:0:0:0:0:ffff:8383:3916
131.131.57.23 0:0:0:0:0:ffff:8383:3917
131.131.57.24 0:0:0:0:0:ffff:8383:3918
131.131.57.25 0:0:0:0:0:ffff:8383:3919
131.131.57.26 0:0:0:0:0:ffff:8383:391a
131.131.57.27 0:0:0:0:0:ffff:8383:391b
131.131.57.28 0:0:0:0:0:ffff:8383:391c
131.131.57.29 0:0:0:0:0:ffff:8383:391d
131.131.57.30 0:0:0:0:0:ffff:8383:391e
131.131.57.31 0:0:0:0:0:ffff:8383:391f
131.131.57.32 0:0:0:0:0:ffff:8383:3920
131.131.57.33 0:0:0:0:0:ffff:8383:3921
131.131.57.34 0:0:0:0:0:ffff:8383:3922
131.131.57.35 0:0:0:0:0:ffff:8383:3923
131.131.57.36 0:0:0:0:0:ffff:8383:3924
131.131.57.37 0:0:0:0:0:ffff:8383:3925
131.131.57.38 0:0:0:0:0:ffff:8383:3926
131.131.57.39 0:0:0:0:0:ffff:8383:3927
131.131.57.40 0:0:0:0:0:ffff:8383:3928
131.131.57.41 0:0:0:0:0:ffff:8383:3929
131.131.57.42 0:0:0:0:0:ffff:8383:392a
131.131.57.43 0:0:0:0:0:ffff:8383:392b
131.131.57.44 0:0:0:0:0:ffff:8383:392c
131.131.57.45 0:0:0:0:0:ffff:8383:392d
131.131.57.46 0:0:0:0:0:ffff:8383:392e
131.131.57.47 0:0:0:0:0:ffff:8383:392f
131.131.57.48 0:0:0:0:0:ffff:8383:3930
131.131.57.49 0:0:0:0:0:ffff:8383:3931
131.131.57.50 0:0:0:0:0:ffff:8383:3932
131.131.57.51 0:0:0:0:0:ffff:8383:3933
131.131.57.52 0:0:0:0:0:ffff:8383:3934
131.131.57.53 0:0:0:0:0:ffff:8383:3935
131.131.57.54 0:0:0:0:0:ffff:8383:3936
131.131.57.55 0:0:0:0:0:ffff:8383:3937
131.131.57.56 0:0:0:0:0:ffff:8383:3938
131.131.57.57 0:0:0:0:0:ffff:8383:3939
131.131.57.58 0:0:0:0:0:ffff:8383:393a
131.131.57.59 0:0:0:0:0:ffff:8383:393b
131.131.57.60 0:0:0:0:0:ffff:8383:393c


131.131.57.61 0:0:0:0:0:ffff:8383:393d
131.131.57.62 0:0:0:0:0:ffff:8383:393e
131.131.57.63 0:0:0:0:0:ffff:8383:393f
131.131.57.64 0:0:0:0:0:ffff:8383:3940
131.131.57.65 0:0:0:0:0:ffff:8383:3941
131.131.57.66 0:0:0:0:0:ffff:8383:3942
131.131.57.67 0:0:0:0:0:ffff:8383:3943
131.131.57.68 0:0:0:0:0:ffff:8383:3944
131.131.57.69 0:0:0:0:0:ffff:8383:3945
131.131.57.70 0:0:0:0:0:ffff:8383:3946
131.131.57.71 0:0:0:0:0:ffff:8383:3947
131.131.57.72 0:0:0:0:0:ffff:8383:3948
131.131.57.73 0:0:0:0:0:ffff:8383:3949
131.131.57.74 0:0:0:0:0:ffff:8383:394a
131.131.57.75 0:0:0:0:0:ffff:8383:394b
131.131.57.76 0:0:0:0:0:ffff:8383:394c
131.131.57.77 0:0:0:0:0:ffff:8383:394d
131.131.57.78 0:0:0:0:0:ffff:8383:394e
131.131.57.79 0:0:0:0:0:ffff:8383:394f
131.131.57.80 0:0:0:0:0:ffff:8383:3950
131.131.57.81 0:0:0:0:0:ffff:8383:3951
131.131.57.82 0:0:0:0:0:ffff:8383:3952
131.131.57.83 0:0:0:0:0:ffff:8383:3953
131.131.57.84 0:0:0:0:0:ffff:8383:3954
131.131.57.85 0:0:0:0:0:ffff:8383:3955
131.131.57.86 0:0:0:0:0:ffff:8383:3956
131.131.57.87 0:0:0:0:0:ffff:8383:3957
131.131.57.88 0:0:0:0:0:ffff:8383:3958
131.131.57.89 0:0:0:0:0:ffff:8383:3959
131.131.57.90 0:0:0:0:0:ffff:8383:395a
131.131.57.91 0:0:0:0:0:ffff:8383:395b
131.131.57.92 0:0:0:0:0:ffff:8383:395c
131.131.57.93 0:0:0:0:0:ffff:8383:395d
131.131.57.94 0:0:0:0:0:ffff:8383:395e
131.131.57.95 0:0:0:0:0:ffff:8383:395f
131.131.57.96 0:0:0:0:0:ffff:8383:3960
131.131.57.97 0:0:0:0:0:ffff:8383:3961
131.131.57.98 0:0:0:0:0:ffff:8383:3962
131.131.57.99 0:0:0:0:0:ffff:8383:3963
131.131.57.100 0:0:0:0:0:ffff:8383:3964
131.131.57.101 0:0:0:0:0:ffff:8383:3965
131.131.57.102 0:0:0:0:0:ffff:8383:3966
131.131.57.103 0:0:0:0:0:ffff:8383:3967
131.131.57.104 0:0:0:0:0:ffff:8383:3968
131.131.57.105 0:0:0:0:0:ffff:8383:3969
131.131.57.106 0:0:0:0:0:ffff:8383:396a
131.131.57.107 0:0:0:0:0:ffff:8383:396b
131.131.57.108 0:0:0:0:0:ffff:8383:396c
131.131.57.109 0:0:0:0:0:ffff:8383:396d
131.131.57.110 0:0:0:0:0:ffff:8383:396e
131.131.57.111 0:0:0:0:0:ffff:8383:396f
131.131.57.112 0:0:0:0:0:ffff:8383:3970
131.131.57.113 0:0:0:0:0:ffff:8383:3971
131.131.57.114 0:0:0:0:0:ffff:8383:3972
131.131.57.115 0:0:0:0:0:ffff:8383:3973
131.131.57.116 0:0:0:0:0:ffff:8383:3974
131.131.57.117 0:0:0:0:0:ffff:8383:3975
131.131.57.118 0:0:0:0:0:ffff:8383:3976
131.131.57.119 0:0:0:0:0:ffff:8383:3977
131.131.57.120 0:0:0:0:0:ffff:8383:3978


131.131.57.121 0:0:0:0:0:ffff:8383:3979
131.131.57.122 0:0:0:0:0:ffff:8383:397a
131.131.57.123 0:0:0:0:0:ffff:8383:397b
131.131.57.124 0:0:0:0:0:ffff:8383:397c
131.131.57.125 0:0:0:0:0:ffff:8383:397d
131.131.57.126 0:0:0:0:0:ffff:8383:397e
131.131.57.127 0:0:0:0:0:ffff:8383:397f
131.131.57.128 0:0:0:0:0:ffff:8383:3980
131.131.57.129 0:0:0:0:0:ffff:8383:3981
131.131.57.130 0:0:0:0:0:ffff:8383:3982
131.131.57.131 0:0:0:0:0:ffff:8383:3983
131.131.57.132 0:0:0:0:0:ffff:8383:3984
131.131.57.133 0:0:0:0:0:ffff:8383:3985
131.131.57.134 0:0:0:0:0:ffff:8383:3986
131.131.57.135 0:0:0:0:0:ffff:8383:3987
131.131.57.136 0:0:0:0:0:ffff:8383:3988
131.131.57.137 0:0:0:0:0:ffff:8383:3989
131.131.57.138 0:0:0:0:0:ffff:8383:398a
131.131.57.139 0:0:0:0:0:ffff:8383:398b
131.131.57.140 0:0:0:0:0:ffff:8383:398c
131.131.57.141 0:0:0:0:0:ffff:8383:398d
131.131.57.142 0:0:0:0:0:ffff:8383:398e
131.131.57.143 0:0:0:0:0:ffff:8383:398f
131.131.57.144 0:0:0:0:0:ffff:8383:3990
131.131.57.145 0:0:0:0:0:ffff:8383:3991
131.131.57.146 0:0:0:0:0:ffff:8383:3992
131.131.57.147 0:0:0:0:0:ffff:8383:3993
131.131.57.148 0:0:0:0:0:ffff:8383:3994
131.131.57.149 0:0:0:0:0:ffff:8383:3995
131.131.57.150 0:0:0:0:0:ffff:8383:3996
131.131.57.151 0:0:0:0:0:ffff:8383:3997
131.131.57.152 0:0:0:0:0:ffff:8383:3998
131.131.57.153 0:0:0:0:0:ffff:8383:3999
131.131.57.154 0:0:0:0:0:ffff:8383:399a
131.131.57.155 0:0:0:0:0:ffff:8383:399b
131.131.57.156 0:0:0:0:0:ffff:8383:399c
131.131.57.157 0:0:0:0:0:ffff:8383:399d
131.131.57.158 0:0:0:0:0:ffff:8383:399e
131.131.57.159 0:0:0:0:0:ffff:8383:399f
131.131.57.160 0:0:0:0:0:ffff:8383:39a0
131.131.57.161 0:0:0:0:0:ffff:8383:39a1
131.131.57.162 0:0:0:0:0:ffff:8383:39a2
131.131.57.163 0:0:0:0:0:ffff:8383:39a3
131.131.57.164 0:0:0:0:0:ffff:8383:39a4
131.131.57.165 0:0:0:0:0:ffff:8383:39a5
131.131.57.166 0:0:0:0:0:ffff:8383:39a6
131.131.57.167 0:0:0:0:0:ffff:8383:39a7
131.131.57.168 0:0:0:0:0:ffff:8383:39a8
131.131.57.169 0:0:0:0:0:ffff:8383:39a9
131.131.57.170 0:0:0:0:0:ffff:8383:39aa
131.131.57.171 0:0:0:0:0:ffff:8383:39ab
131.131.57.172 0:0:0:0:0:ffff:8383:39ac
131.131.57.173 0:0:0:0:0:ffff:8383:39ad
131.131.57.174 0:0:0:0:0:ffff:8383:39ae
131.131.57.175 0:0:0:0:0:ffff:8383:39af
131.131.57.176 0:0:0:0:0:ffff:8383:39b0
131.131.57.177 0:0:0:0:0:ffff:8383:39b1
131.131.57.178 0:0:0:0:0:ffff:8383:39b2
131.131.57.179 0:0:0:0:0:ffff:8383:39b3
131.131.57.180 0:0:0:0:0:ffff:8383:39b4


131.131.57.181 0:0:0:0:0:ffff:8383:39b5
131.131.57.182 0:0:0:0:0:ffff:8383:39b6
131.131.57.183 0:0:0:0:0:ffff:8383:39b7
131.131.57.184 0:0:0:0:0:ffff:8383:39b8
131.131.57.185 0:0:0:0:0:ffff:8383:39b9
131.131.57.186 0:0:0:0:0:ffff:8383:39ba
131.131.57.187 0:0:0:0:0:ffff:8383:39bb
131.131.57.188 0:0:0:0:0:ffff:8383:39bc
131.131.57.189 0:0:0:0:0:ffff:8383:39bd
131.131.57.190 0:0:0:0:0:ffff:8383:39be
131.131.57.191 0:0:0:0:0:ffff:8383:39bf
131.131.57.192 0:0:0:0:0:ffff:8383:39c0
131.131.57.193 0:0:0:0:0:ffff:8383:39c1
131.131.57.194 0:0:0:0:0:ffff:8383:39c2
131.131.57.195 0:0:0:0:0:ffff:8383:39c3
131.131.57.196 0:0:0:0:0:ffff:8383:39c4
131.131.57.197 0:0:0:0:0:ffff:8383:39c5
131.131.57.198 0:0:0:0:0:ffff:8383:39c6
131.131.57.199 0:0:0:0:0:ffff:8383:39c7
131.131.57.200 0:0:0:0:0:ffff:8383:39c8
131.131.57.201 0:0:0:0:0:ffff:8383:39c9
131.131.57.202 0:0:0:0:0:ffff:8383:39ca
131.131.57.203 0:0:0:0:0:ffff:8383:39cb
131.131.57.204 0:0:0:0:0:ffff:8383:39cc
131.131.57.205 0:0:0:0:0:ffff:8383:39cd
131.131.57.206 0:0:0:0:0:ffff:8383:39ce
131.131.57.207 0:0:0:0:0:ffff:8383:39cf
131.131.57.208 0:0:0:0:0:ffff:8383:39d0
131.131.57.209 0:0:0:0:0:ffff:8383:39d1
131.131.57.210 0:0:0:0:0:ffff:8383:39d2
131.131.57.211 0:0:0:0:0:ffff:8383:39d3
131.131.57.212 0:0:0:0:0:ffff:8383:39d4
131.131.57.213 0:0:0:0:0:ffff:8383:39d5
131.131.57.214 0:0:0:0:0:ffff:8383:39d6
131.131.57.215 0:0:0:0:0:ffff:8383:39d7
131.131.57.216 0:0:0:0:0:ffff:8383:39d8
131.131.57.217 0:0:0:0:0:ffff:8383:39d9
131.131.57.218 0:0:0:0:0:ffff:8383:39da
131.131.57.219 0:0:0:0:0:ffff:8383:39db
131.131.57.220 0:0:0:0:0:ffff:8383:39dc
131.131.57.221 0:0:0:0:0:ffff:8383:39dd
131.131.57.222 0:0:0:0:0:ffff:8383:39de
131.131.57.223 0:0:0:0:0:ffff:8383:39df
131.131.57.224 0:0:0:0:0:ffff:8383:39e0
131.131.57.225 0:0:0:0:0:ffff:8383:39e1
131.131.57.226 0:0:0:0:0:ffff:8383:39e2
131.131.57.227 0:0:0:0:0:ffff:8383:39e3
131.131.57.228 0:0:0:0:0:ffff:8383:39e4
131.131.57.229 0:0:0:0:0:ffff:8383:39e5
131.131.57.230 0:0:0:0:0:ffff:8383:39e6
131.131.57.231 0:0:0:0:0:ffff:8383:39e7
131.131.57.232 0:0:0:0:0:ffff:8383:39e8
131.131.57.233 0:0:0:0:0:ffff:8383:39e9
131.131.57.234 0:0:0:0:0:ffff:8383:39ea
131.131.57.235 0:0:0:0:0:ffff:8383:39eb
131.131.57.236 0:0:0:0:0:ffff:8383:39ec
131.131.57.237 0:0:0:0:0:ffff:8383:39ed
131.131.57.238 0:0:0:0:0:ffff:8383:39ee
131.131.57.239 0:0:0:0:0:ffff:8383:39ef
131.131.57.240 0:0:0:0:0:ffff:8383:39f0
131.131.57.241 0:0:0:0:0:ffff:8383:39f1
131.131.57.242 0:0:0:0:0:ffff:8383:39f2
131.131.57.243 0:0:0:0:0:ffff:8383:39f3
131.131.57.244 0:0:0:0:0:ffff:8383:39f4
131.131.57.245 0:0:0:0:0:ffff:8383:39f5
131.131.57.246 0:0:0:0:0:ffff:8383:39f6
131.131.57.247 0:0:0:0:0:ffff:8383:39f7
131.131.57.248 0:0:0:0:0:ffff:8383:39f8
131.131.57.249 0:0:0:0:0:ffff:8383:39f9
131.131.57.250 0:0:0:0:0:ffff:8383:39fa
131.131.57.251 0:0:0:0:0:ffff:8383:39fb
131.131.57.252 0:0:0:0:0:ffff:8383:39fc
131.131.57.253 0:0:0:0:0:ffff:8383:39fd
131.131.57.254 0:0:0:0:0:ffff:8383:39fe
131.131.57.255 0:0:0:0:0:ffff:8383:39ff


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.