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
127.126.57.1 0:0:0:0:0:ffff:7f7e:3901
127.126.57.2 0:0:0:0:0:ffff:7f7e:3902
127.126.57.3 0:0:0:0:0:ffff:7f7e:3903
127.126.57.4 0:0:0:0:0:ffff:7f7e:3904
127.126.57.5 0:0:0:0:0:ffff:7f7e:3905
127.126.57.6 0:0:0:0:0:ffff:7f7e:3906
127.126.57.7 0:0:0:0:0:ffff:7f7e:3907
127.126.57.8 0:0:0:0:0:ffff:7f7e:3908
127.126.57.9 0:0:0:0:0:ffff:7f7e:3909
127.126.57.10 0:0:0:0:0:ffff:7f7e:390a
127.126.57.11 0:0:0:0:0:ffff:7f7e:390b
127.126.57.12 0:0:0:0:0:ffff:7f7e:390c
127.126.57.13 0:0:0:0:0:ffff:7f7e:390d
127.126.57.14 0:0:0:0:0:ffff:7f7e:390e
127.126.57.15 0:0:0:0:0:ffff:7f7e:390f
127.126.57.16 0:0:0:0:0:ffff:7f7e:3910
127.126.57.17 0:0:0:0:0:ffff:7f7e:3911
127.126.57.18 0:0:0:0:0:ffff:7f7e:3912
127.126.57.19 0:0:0:0:0:ffff:7f7e:3913
127.126.57.20 0:0:0:0:0:ffff:7f7e:3914
127.126.57.21 0:0:0:0:0:ffff:7f7e:3915
127.126.57.22 0:0:0:0:0:ffff:7f7e:3916
127.126.57.23 0:0:0:0:0:ffff:7f7e:3917
127.126.57.24 0:0:0:0:0:ffff:7f7e:3918
127.126.57.25 0:0:0:0:0:ffff:7f7e:3919
127.126.57.26 0:0:0:0:0:ffff:7f7e:391a
127.126.57.27 0:0:0:0:0:ffff:7f7e:391b
127.126.57.28 0:0:0:0:0:ffff:7f7e:391c
127.126.57.29 0:0:0:0:0:ffff:7f7e:391d
127.126.57.30 0:0:0:0:0:ffff:7f7e:391e
127.126.57.31 0:0:0:0:0:ffff:7f7e:391f
127.126.57.32 0:0:0:0:0:ffff:7f7e:3920
127.126.57.33 0:0:0:0:0:ffff:7f7e:3921
127.126.57.34 0:0:0:0:0:ffff:7f7e:3922
127.126.57.35 0:0:0:0:0:ffff:7f7e:3923
127.126.57.36 0:0:0:0:0:ffff:7f7e:3924
127.126.57.37 0:0:0:0:0:ffff:7f7e:3925
127.126.57.38 0:0:0:0:0:ffff:7f7e:3926
127.126.57.39 0:0:0:0:0:ffff:7f7e:3927
127.126.57.40 0:0:0:0:0:ffff:7f7e:3928
127.126.57.41 0:0:0:0:0:ffff:7f7e:3929
127.126.57.42 0:0:0:0:0:ffff:7f7e:392a
127.126.57.43 0:0:0:0:0:ffff:7f7e:392b
127.126.57.44 0:0:0:0:0:ffff:7f7e:392c
127.126.57.45 0:0:0:0:0:ffff:7f7e:392d
127.126.57.46 0:0:0:0:0:ffff:7f7e:392e
127.126.57.47 0:0:0:0:0:ffff:7f7e:392f
127.126.57.48 0:0:0:0:0:ffff:7f7e:3930
127.126.57.49 0:0:0:0:0:ffff:7f7e:3931
127.126.57.50 0:0:0:0:0:ffff:7f7e:3932
127.126.57.51 0:0:0:0:0:ffff:7f7e:3933
127.126.57.52 0:0:0:0:0:ffff:7f7e:3934
127.126.57.53 0:0:0:0:0:ffff:7f7e:3935
127.126.57.54 0:0:0:0:0:ffff:7f7e:3936
127.126.57.55 0:0:0:0:0:ffff:7f7e:3937
127.126.57.56 0:0:0:0:0:ffff:7f7e:3938
127.126.57.57 0:0:0:0:0:ffff:7f7e:3939
127.126.57.58 0:0:0:0:0:ffff:7f7e:393a
127.126.57.59 0:0:0:0:0:ffff:7f7e:393b
127.126.57.60 0:0:0:0:0:ffff:7f7e:393c


127.126.57.61 0:0:0:0:0:ffff:7f7e:393d
127.126.57.62 0:0:0:0:0:ffff:7f7e:393e
127.126.57.63 0:0:0:0:0:ffff:7f7e:393f
127.126.57.64 0:0:0:0:0:ffff:7f7e:3940
127.126.57.65 0:0:0:0:0:ffff:7f7e:3941
127.126.57.66 0:0:0:0:0:ffff:7f7e:3942
127.126.57.67 0:0:0:0:0:ffff:7f7e:3943
127.126.57.68 0:0:0:0:0:ffff:7f7e:3944
127.126.57.69 0:0:0:0:0:ffff:7f7e:3945
127.126.57.70 0:0:0:0:0:ffff:7f7e:3946
127.126.57.71 0:0:0:0:0:ffff:7f7e:3947
127.126.57.72 0:0:0:0:0:ffff:7f7e:3948
127.126.57.73 0:0:0:0:0:ffff:7f7e:3949
127.126.57.74 0:0:0:0:0:ffff:7f7e:394a
127.126.57.75 0:0:0:0:0:ffff:7f7e:394b
127.126.57.76 0:0:0:0:0:ffff:7f7e:394c
127.126.57.77 0:0:0:0:0:ffff:7f7e:394d
127.126.57.78 0:0:0:0:0:ffff:7f7e:394e
127.126.57.79 0:0:0:0:0:ffff:7f7e:394f
127.126.57.80 0:0:0:0:0:ffff:7f7e:3950
127.126.57.81 0:0:0:0:0:ffff:7f7e:3951
127.126.57.82 0:0:0:0:0:ffff:7f7e:3952
127.126.57.83 0:0:0:0:0:ffff:7f7e:3953
127.126.57.84 0:0:0:0:0:ffff:7f7e:3954
127.126.57.85 0:0:0:0:0:ffff:7f7e:3955
127.126.57.86 0:0:0:0:0:ffff:7f7e:3956
127.126.57.87 0:0:0:0:0:ffff:7f7e:3957
127.126.57.88 0:0:0:0:0:ffff:7f7e:3958
127.126.57.89 0:0:0:0:0:ffff:7f7e:3959
127.126.57.90 0:0:0:0:0:ffff:7f7e:395a
127.126.57.91 0:0:0:0:0:ffff:7f7e:395b
127.126.57.92 0:0:0:0:0:ffff:7f7e:395c
127.126.57.93 0:0:0:0:0:ffff:7f7e:395d
127.126.57.94 0:0:0:0:0:ffff:7f7e:395e
127.126.57.95 0:0:0:0:0:ffff:7f7e:395f
127.126.57.96 0:0:0:0:0:ffff:7f7e:3960
127.126.57.97 0:0:0:0:0:ffff:7f7e:3961
127.126.57.98 0:0:0:0:0:ffff:7f7e:3962
127.126.57.99 0:0:0:0:0:ffff:7f7e:3963
127.126.57.100 0:0:0:0:0:ffff:7f7e:3964
127.126.57.101 0:0:0:0:0:ffff:7f7e:3965
127.126.57.102 0:0:0:0:0:ffff:7f7e:3966
127.126.57.103 0:0:0:0:0:ffff:7f7e:3967
127.126.57.104 0:0:0:0:0:ffff:7f7e:3968
127.126.57.105 0:0:0:0:0:ffff:7f7e:3969
127.126.57.106 0:0:0:0:0:ffff:7f7e:396a
127.126.57.107 0:0:0:0:0:ffff:7f7e:396b
127.126.57.108 0:0:0:0:0:ffff:7f7e:396c
127.126.57.109 0:0:0:0:0:ffff:7f7e:396d
127.126.57.110 0:0:0:0:0:ffff:7f7e:396e
127.126.57.111 0:0:0:0:0:ffff:7f7e:396f
127.126.57.112 0:0:0:0:0:ffff:7f7e:3970
127.126.57.113 0:0:0:0:0:ffff:7f7e:3971
127.126.57.114 0:0:0:0:0:ffff:7f7e:3972
127.126.57.115 0:0:0:0:0:ffff:7f7e:3973
127.126.57.116 0:0:0:0:0:ffff:7f7e:3974
127.126.57.117 0:0:0:0:0:ffff:7f7e:3975
127.126.57.118 0:0:0:0:0:ffff:7f7e:3976
127.126.57.119 0:0:0:0:0:ffff:7f7e:3977
127.126.57.120 0:0:0:0:0:ffff:7f7e:3978


127.126.57.121 0:0:0:0:0:ffff:7f7e:3979
127.126.57.122 0:0:0:0:0:ffff:7f7e:397a
127.126.57.123 0:0:0:0:0:ffff:7f7e:397b
127.126.57.124 0:0:0:0:0:ffff:7f7e:397c
127.126.57.125 0:0:0:0:0:ffff:7f7e:397d
127.126.57.126 0:0:0:0:0:ffff:7f7e:397e
127.126.57.127 0:0:0:0:0:ffff:7f7e:397f
127.126.57.128 0:0:0:0:0:ffff:7f7e:3980
127.126.57.129 0:0:0:0:0:ffff:7f7e:3981
127.126.57.130 0:0:0:0:0:ffff:7f7e:3982
127.126.57.131 0:0:0:0:0:ffff:7f7e:3983
127.126.57.132 0:0:0:0:0:ffff:7f7e:3984
127.126.57.133 0:0:0:0:0:ffff:7f7e:3985
127.126.57.134 0:0:0:0:0:ffff:7f7e:3986
127.126.57.135 0:0:0:0:0:ffff:7f7e:3987
127.126.57.136 0:0:0:0:0:ffff:7f7e:3988
127.126.57.137 0:0:0:0:0:ffff:7f7e:3989
127.126.57.138 0:0:0:0:0:ffff:7f7e:398a
127.126.57.139 0:0:0:0:0:ffff:7f7e:398b
127.126.57.140 0:0:0:0:0:ffff:7f7e:398c
127.126.57.141 0:0:0:0:0:ffff:7f7e:398d
127.126.57.142 0:0:0:0:0:ffff:7f7e:398e
127.126.57.143 0:0:0:0:0:ffff:7f7e:398f
127.126.57.144 0:0:0:0:0:ffff:7f7e:3990
127.126.57.145 0:0:0:0:0:ffff:7f7e:3991
127.126.57.146 0:0:0:0:0:ffff:7f7e:3992
127.126.57.147 0:0:0:0:0:ffff:7f7e:3993
127.126.57.148 0:0:0:0:0:ffff:7f7e:3994
127.126.57.149 0:0:0:0:0:ffff:7f7e:3995
127.126.57.150 0:0:0:0:0:ffff:7f7e:3996
127.126.57.151 0:0:0:0:0:ffff:7f7e:3997
127.126.57.152 0:0:0:0:0:ffff:7f7e:3998
127.126.57.153 0:0:0:0:0:ffff:7f7e:3999
127.126.57.154 0:0:0:0:0:ffff:7f7e:399a
127.126.57.155 0:0:0:0:0:ffff:7f7e:399b
127.126.57.156 0:0:0:0:0:ffff:7f7e:399c
127.126.57.157 0:0:0:0:0:ffff:7f7e:399d
127.126.57.158 0:0:0:0:0:ffff:7f7e:399e
127.126.57.159 0:0:0:0:0:ffff:7f7e:399f
127.126.57.160 0:0:0:0:0:ffff:7f7e:39a0
127.126.57.161 0:0:0:0:0:ffff:7f7e:39a1
127.126.57.162 0:0:0:0:0:ffff:7f7e:39a2
127.126.57.163 0:0:0:0:0:ffff:7f7e:39a3
127.126.57.164 0:0:0:0:0:ffff:7f7e:39a4
127.126.57.165 0:0:0:0:0:ffff:7f7e:39a5
127.126.57.166 0:0:0:0:0:ffff:7f7e:39a6
127.126.57.167 0:0:0:0:0:ffff:7f7e:39a7
127.126.57.168 0:0:0:0:0:ffff:7f7e:39a8
127.126.57.169 0:0:0:0:0:ffff:7f7e:39a9
127.126.57.170 0:0:0:0:0:ffff:7f7e:39aa
127.126.57.171 0:0:0:0:0:ffff:7f7e:39ab
127.126.57.172 0:0:0:0:0:ffff:7f7e:39ac
127.126.57.173 0:0:0:0:0:ffff:7f7e:39ad
127.126.57.174 0:0:0:0:0:ffff:7f7e:39ae
127.126.57.175 0:0:0:0:0:ffff:7f7e:39af
127.126.57.176 0:0:0:0:0:ffff:7f7e:39b0
127.126.57.177 0:0:0:0:0:ffff:7f7e:39b1
127.126.57.178 0:0:0:0:0:ffff:7f7e:39b2
127.126.57.179 0:0:0:0:0:ffff:7f7e:39b3
127.126.57.180 0:0:0:0:0:ffff:7f7e:39b4


127.126.57.181 0:0:0:0:0:ffff:7f7e:39b5
127.126.57.182 0:0:0:0:0:ffff:7f7e:39b6
127.126.57.183 0:0:0:0:0:ffff:7f7e:39b7
127.126.57.184 0:0:0:0:0:ffff:7f7e:39b8
127.126.57.185 0:0:0:0:0:ffff:7f7e:39b9
127.126.57.186 0:0:0:0:0:ffff:7f7e:39ba
127.126.57.187 0:0:0:0:0:ffff:7f7e:39bb
127.126.57.188 0:0:0:0:0:ffff:7f7e:39bc
127.126.57.189 0:0:0:0:0:ffff:7f7e:39bd
127.126.57.190 0:0:0:0:0:ffff:7f7e:39be
127.126.57.191 0:0:0:0:0:ffff:7f7e:39bf
127.126.57.192 0:0:0:0:0:ffff:7f7e:39c0
127.126.57.193 0:0:0:0:0:ffff:7f7e:39c1
127.126.57.194 0:0:0:0:0:ffff:7f7e:39c2
127.126.57.195 0:0:0:0:0:ffff:7f7e:39c3
127.126.57.196 0:0:0:0:0:ffff:7f7e:39c4
127.126.57.197 0:0:0:0:0:ffff:7f7e:39c5
127.126.57.198 0:0:0:0:0:ffff:7f7e:39c6
127.126.57.199 0:0:0:0:0:ffff:7f7e:39c7
127.126.57.200 0:0:0:0:0:ffff:7f7e:39c8
127.126.57.201 0:0:0:0:0:ffff:7f7e:39c9
127.126.57.202 0:0:0:0:0:ffff:7f7e:39ca
127.126.57.203 0:0:0:0:0:ffff:7f7e:39cb
127.126.57.204 0:0:0:0:0:ffff:7f7e:39cc
127.126.57.205 0:0:0:0:0:ffff:7f7e:39cd
127.126.57.206 0:0:0:0:0:ffff:7f7e:39ce
127.126.57.207 0:0:0:0:0:ffff:7f7e:39cf
127.126.57.208 0:0:0:0:0:ffff:7f7e:39d0
127.126.57.209 0:0:0:0:0:ffff:7f7e:39d1
127.126.57.210 0:0:0:0:0:ffff:7f7e:39d2
127.126.57.211 0:0:0:0:0:ffff:7f7e:39d3
127.126.57.212 0:0:0:0:0:ffff:7f7e:39d4
127.126.57.213 0:0:0:0:0:ffff:7f7e:39d5
127.126.57.214 0:0:0:0:0:ffff:7f7e:39d6
127.126.57.215 0:0:0:0:0:ffff:7f7e:39d7
127.126.57.216 0:0:0:0:0:ffff:7f7e:39d8
127.126.57.217 0:0:0:0:0:ffff:7f7e:39d9
127.126.57.218 0:0:0:0:0:ffff:7f7e:39da
127.126.57.219 0:0:0:0:0:ffff:7f7e:39db
127.126.57.220 0:0:0:0:0:ffff:7f7e:39dc
127.126.57.221 0:0:0:0:0:ffff:7f7e:39dd
127.126.57.222 0:0:0:0:0:ffff:7f7e:39de
127.126.57.223 0:0:0:0:0:ffff:7f7e:39df
127.126.57.224 0:0:0:0:0:ffff:7f7e:39e0
127.126.57.225 0:0:0:0:0:ffff:7f7e:39e1
127.126.57.226 0:0:0:0:0:ffff:7f7e:39e2
127.126.57.227 0:0:0:0:0:ffff:7f7e:39e3
127.126.57.228 0:0:0:0:0:ffff:7f7e:39e4
127.126.57.229 0:0:0:0:0:ffff:7f7e:39e5
127.126.57.230 0:0:0:0:0:ffff:7f7e:39e6
127.126.57.231 0:0:0:0:0:ffff:7f7e:39e7
127.126.57.232 0:0:0:0:0:ffff:7f7e:39e8
127.126.57.233 0:0:0:0:0:ffff:7f7e:39e9
127.126.57.234 0:0:0:0:0:ffff:7f7e:39ea
127.126.57.235 0:0:0:0:0:ffff:7f7e:39eb
127.126.57.236 0:0:0:0:0:ffff:7f7e:39ec
127.126.57.237 0:0:0:0:0:ffff:7f7e:39ed
127.126.57.238 0:0:0:0:0:ffff:7f7e:39ee
127.126.57.239 0:0:0:0:0:ffff:7f7e:39ef
127.126.57.240 0:0:0:0:0:ffff:7f7e:39f0
127.126.57.241 0:0:0:0:0:ffff:7f7e:39f1
127.126.57.242 0:0:0:0:0:ffff:7f7e:39f2
127.126.57.243 0:0:0:0:0:ffff:7f7e:39f3
127.126.57.244 0:0:0:0:0:ffff:7f7e:39f4
127.126.57.245 0:0:0:0:0:ffff:7f7e:39f5
127.126.57.246 0:0:0:0:0:ffff:7f7e:39f6
127.126.57.247 0:0:0:0:0:ffff:7f7e:39f7
127.126.57.248 0:0:0:0:0:ffff:7f7e:39f8
127.126.57.249 0:0:0:0:0:ffff:7f7e:39f9
127.126.57.250 0:0:0:0:0:ffff:7f7e:39fa
127.126.57.251 0:0:0:0:0:ffff:7f7e:39fb
127.126.57.252 0:0:0:0:0:ffff:7f7e:39fc
127.126.57.253 0:0:0:0:0:ffff:7f7e:39fd
127.126.57.254 0:0:0:0:0:ffff:7f7e:39fe
127.126.57.255 0:0:0:0:0:ffff:7f7e: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.