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
157.154.57.1 0:0:0:0:0:ffff:9d9a:3901
157.154.57.2 0:0:0:0:0:ffff:9d9a:3902
157.154.57.3 0:0:0:0:0:ffff:9d9a:3903
157.154.57.4 0:0:0:0:0:ffff:9d9a:3904
157.154.57.5 0:0:0:0:0:ffff:9d9a:3905
157.154.57.6 0:0:0:0:0:ffff:9d9a:3906
157.154.57.7 0:0:0:0:0:ffff:9d9a:3907
157.154.57.8 0:0:0:0:0:ffff:9d9a:3908
157.154.57.9 0:0:0:0:0:ffff:9d9a:3909
157.154.57.10 0:0:0:0:0:ffff:9d9a:390a
157.154.57.11 0:0:0:0:0:ffff:9d9a:390b
157.154.57.12 0:0:0:0:0:ffff:9d9a:390c
157.154.57.13 0:0:0:0:0:ffff:9d9a:390d
157.154.57.14 0:0:0:0:0:ffff:9d9a:390e
157.154.57.15 0:0:0:0:0:ffff:9d9a:390f
157.154.57.16 0:0:0:0:0:ffff:9d9a:3910
157.154.57.17 0:0:0:0:0:ffff:9d9a:3911
157.154.57.18 0:0:0:0:0:ffff:9d9a:3912
157.154.57.19 0:0:0:0:0:ffff:9d9a:3913
157.154.57.20 0:0:0:0:0:ffff:9d9a:3914
157.154.57.21 0:0:0:0:0:ffff:9d9a:3915
157.154.57.22 0:0:0:0:0:ffff:9d9a:3916
157.154.57.23 0:0:0:0:0:ffff:9d9a:3917
157.154.57.24 0:0:0:0:0:ffff:9d9a:3918
157.154.57.25 0:0:0:0:0:ffff:9d9a:3919
157.154.57.26 0:0:0:0:0:ffff:9d9a:391a
157.154.57.27 0:0:0:0:0:ffff:9d9a:391b
157.154.57.28 0:0:0:0:0:ffff:9d9a:391c
157.154.57.29 0:0:0:0:0:ffff:9d9a:391d
157.154.57.30 0:0:0:0:0:ffff:9d9a:391e
157.154.57.31 0:0:0:0:0:ffff:9d9a:391f
157.154.57.32 0:0:0:0:0:ffff:9d9a:3920
157.154.57.33 0:0:0:0:0:ffff:9d9a:3921
157.154.57.34 0:0:0:0:0:ffff:9d9a:3922
157.154.57.35 0:0:0:0:0:ffff:9d9a:3923
157.154.57.36 0:0:0:0:0:ffff:9d9a:3924
157.154.57.37 0:0:0:0:0:ffff:9d9a:3925
157.154.57.38 0:0:0:0:0:ffff:9d9a:3926
157.154.57.39 0:0:0:0:0:ffff:9d9a:3927
157.154.57.40 0:0:0:0:0:ffff:9d9a:3928
157.154.57.41 0:0:0:0:0:ffff:9d9a:3929
157.154.57.42 0:0:0:0:0:ffff:9d9a:392a
157.154.57.43 0:0:0:0:0:ffff:9d9a:392b
157.154.57.44 0:0:0:0:0:ffff:9d9a:392c
157.154.57.45 0:0:0:0:0:ffff:9d9a:392d
157.154.57.46 0:0:0:0:0:ffff:9d9a:392e
157.154.57.47 0:0:0:0:0:ffff:9d9a:392f
157.154.57.48 0:0:0:0:0:ffff:9d9a:3930
157.154.57.49 0:0:0:0:0:ffff:9d9a:3931
157.154.57.50 0:0:0:0:0:ffff:9d9a:3932
157.154.57.51 0:0:0:0:0:ffff:9d9a:3933
157.154.57.52 0:0:0:0:0:ffff:9d9a:3934
157.154.57.53 0:0:0:0:0:ffff:9d9a:3935
157.154.57.54 0:0:0:0:0:ffff:9d9a:3936
157.154.57.55 0:0:0:0:0:ffff:9d9a:3937
157.154.57.56 0:0:0:0:0:ffff:9d9a:3938
157.154.57.57 0:0:0:0:0:ffff:9d9a:3939
157.154.57.58 0:0:0:0:0:ffff:9d9a:393a
157.154.57.59 0:0:0:0:0:ffff:9d9a:393b
157.154.57.60 0:0:0:0:0:ffff:9d9a:393c


157.154.57.61 0:0:0:0:0:ffff:9d9a:393d
157.154.57.62 0:0:0:0:0:ffff:9d9a:393e
157.154.57.63 0:0:0:0:0:ffff:9d9a:393f
157.154.57.64 0:0:0:0:0:ffff:9d9a:3940
157.154.57.65 0:0:0:0:0:ffff:9d9a:3941
157.154.57.66 0:0:0:0:0:ffff:9d9a:3942
157.154.57.67 0:0:0:0:0:ffff:9d9a:3943
157.154.57.68 0:0:0:0:0:ffff:9d9a:3944
157.154.57.69 0:0:0:0:0:ffff:9d9a:3945
157.154.57.70 0:0:0:0:0:ffff:9d9a:3946
157.154.57.71 0:0:0:0:0:ffff:9d9a:3947
157.154.57.72 0:0:0:0:0:ffff:9d9a:3948
157.154.57.73 0:0:0:0:0:ffff:9d9a:3949
157.154.57.74 0:0:0:0:0:ffff:9d9a:394a
157.154.57.75 0:0:0:0:0:ffff:9d9a:394b
157.154.57.76 0:0:0:0:0:ffff:9d9a:394c
157.154.57.77 0:0:0:0:0:ffff:9d9a:394d
157.154.57.78 0:0:0:0:0:ffff:9d9a:394e
157.154.57.79 0:0:0:0:0:ffff:9d9a:394f
157.154.57.80 0:0:0:0:0:ffff:9d9a:3950
157.154.57.81 0:0:0:0:0:ffff:9d9a:3951
157.154.57.82 0:0:0:0:0:ffff:9d9a:3952
157.154.57.83 0:0:0:0:0:ffff:9d9a:3953
157.154.57.84 0:0:0:0:0:ffff:9d9a:3954
157.154.57.85 0:0:0:0:0:ffff:9d9a:3955
157.154.57.86 0:0:0:0:0:ffff:9d9a:3956
157.154.57.87 0:0:0:0:0:ffff:9d9a:3957
157.154.57.88 0:0:0:0:0:ffff:9d9a:3958
157.154.57.89 0:0:0:0:0:ffff:9d9a:3959
157.154.57.90 0:0:0:0:0:ffff:9d9a:395a
157.154.57.91 0:0:0:0:0:ffff:9d9a:395b
157.154.57.92 0:0:0:0:0:ffff:9d9a:395c
157.154.57.93 0:0:0:0:0:ffff:9d9a:395d
157.154.57.94 0:0:0:0:0:ffff:9d9a:395e
157.154.57.95 0:0:0:0:0:ffff:9d9a:395f
157.154.57.96 0:0:0:0:0:ffff:9d9a:3960
157.154.57.97 0:0:0:0:0:ffff:9d9a:3961
157.154.57.98 0:0:0:0:0:ffff:9d9a:3962
157.154.57.99 0:0:0:0:0:ffff:9d9a:3963
157.154.57.100 0:0:0:0:0:ffff:9d9a:3964
157.154.57.101 0:0:0:0:0:ffff:9d9a:3965
157.154.57.102 0:0:0:0:0:ffff:9d9a:3966
157.154.57.103 0:0:0:0:0:ffff:9d9a:3967
157.154.57.104 0:0:0:0:0:ffff:9d9a:3968
157.154.57.105 0:0:0:0:0:ffff:9d9a:3969
157.154.57.106 0:0:0:0:0:ffff:9d9a:396a
157.154.57.107 0:0:0:0:0:ffff:9d9a:396b
157.154.57.108 0:0:0:0:0:ffff:9d9a:396c
157.154.57.109 0:0:0:0:0:ffff:9d9a:396d
157.154.57.110 0:0:0:0:0:ffff:9d9a:396e
157.154.57.111 0:0:0:0:0:ffff:9d9a:396f
157.154.57.112 0:0:0:0:0:ffff:9d9a:3970
157.154.57.113 0:0:0:0:0:ffff:9d9a:3971
157.154.57.114 0:0:0:0:0:ffff:9d9a:3972
157.154.57.115 0:0:0:0:0:ffff:9d9a:3973
157.154.57.116 0:0:0:0:0:ffff:9d9a:3974
157.154.57.117 0:0:0:0:0:ffff:9d9a:3975
157.154.57.118 0:0:0:0:0:ffff:9d9a:3976
157.154.57.119 0:0:0:0:0:ffff:9d9a:3977
157.154.57.120 0:0:0:0:0:ffff:9d9a:3978


157.154.57.121 0:0:0:0:0:ffff:9d9a:3979
157.154.57.122 0:0:0:0:0:ffff:9d9a:397a
157.154.57.123 0:0:0:0:0:ffff:9d9a:397b
157.154.57.124 0:0:0:0:0:ffff:9d9a:397c
157.154.57.125 0:0:0:0:0:ffff:9d9a:397d
157.154.57.126 0:0:0:0:0:ffff:9d9a:397e
157.154.57.127 0:0:0:0:0:ffff:9d9a:397f
157.154.57.128 0:0:0:0:0:ffff:9d9a:3980
157.154.57.129 0:0:0:0:0:ffff:9d9a:3981
157.154.57.130 0:0:0:0:0:ffff:9d9a:3982
157.154.57.131 0:0:0:0:0:ffff:9d9a:3983
157.154.57.132 0:0:0:0:0:ffff:9d9a:3984
157.154.57.133 0:0:0:0:0:ffff:9d9a:3985
157.154.57.134 0:0:0:0:0:ffff:9d9a:3986
157.154.57.135 0:0:0:0:0:ffff:9d9a:3987
157.154.57.136 0:0:0:0:0:ffff:9d9a:3988
157.154.57.137 0:0:0:0:0:ffff:9d9a:3989
157.154.57.138 0:0:0:0:0:ffff:9d9a:398a
157.154.57.139 0:0:0:0:0:ffff:9d9a:398b
157.154.57.140 0:0:0:0:0:ffff:9d9a:398c
157.154.57.141 0:0:0:0:0:ffff:9d9a:398d
157.154.57.142 0:0:0:0:0:ffff:9d9a:398e
157.154.57.143 0:0:0:0:0:ffff:9d9a:398f
157.154.57.144 0:0:0:0:0:ffff:9d9a:3990
157.154.57.145 0:0:0:0:0:ffff:9d9a:3991
157.154.57.146 0:0:0:0:0:ffff:9d9a:3992
157.154.57.147 0:0:0:0:0:ffff:9d9a:3993
157.154.57.148 0:0:0:0:0:ffff:9d9a:3994
157.154.57.149 0:0:0:0:0:ffff:9d9a:3995
157.154.57.150 0:0:0:0:0:ffff:9d9a:3996
157.154.57.151 0:0:0:0:0:ffff:9d9a:3997
157.154.57.152 0:0:0:0:0:ffff:9d9a:3998
157.154.57.153 0:0:0:0:0:ffff:9d9a:3999
157.154.57.154 0:0:0:0:0:ffff:9d9a:399a
157.154.57.155 0:0:0:0:0:ffff:9d9a:399b
157.154.57.156 0:0:0:0:0:ffff:9d9a:399c
157.154.57.157 0:0:0:0:0:ffff:9d9a:399d
157.154.57.158 0:0:0:0:0:ffff:9d9a:399e
157.154.57.159 0:0:0:0:0:ffff:9d9a:399f
157.154.57.160 0:0:0:0:0:ffff:9d9a:39a0
157.154.57.161 0:0:0:0:0:ffff:9d9a:39a1
157.154.57.162 0:0:0:0:0:ffff:9d9a:39a2
157.154.57.163 0:0:0:0:0:ffff:9d9a:39a3
157.154.57.164 0:0:0:0:0:ffff:9d9a:39a4
157.154.57.165 0:0:0:0:0:ffff:9d9a:39a5
157.154.57.166 0:0:0:0:0:ffff:9d9a:39a6
157.154.57.167 0:0:0:0:0:ffff:9d9a:39a7
157.154.57.168 0:0:0:0:0:ffff:9d9a:39a8
157.154.57.169 0:0:0:0:0:ffff:9d9a:39a9
157.154.57.170 0:0:0:0:0:ffff:9d9a:39aa
157.154.57.171 0:0:0:0:0:ffff:9d9a:39ab
157.154.57.172 0:0:0:0:0:ffff:9d9a:39ac
157.154.57.173 0:0:0:0:0:ffff:9d9a:39ad
157.154.57.174 0:0:0:0:0:ffff:9d9a:39ae
157.154.57.175 0:0:0:0:0:ffff:9d9a:39af
157.154.57.176 0:0:0:0:0:ffff:9d9a:39b0
157.154.57.177 0:0:0:0:0:ffff:9d9a:39b1
157.154.57.178 0:0:0:0:0:ffff:9d9a:39b2
157.154.57.179 0:0:0:0:0:ffff:9d9a:39b3
157.154.57.180 0:0:0:0:0:ffff:9d9a:39b4


157.154.57.181 0:0:0:0:0:ffff:9d9a:39b5
157.154.57.182 0:0:0:0:0:ffff:9d9a:39b6
157.154.57.183 0:0:0:0:0:ffff:9d9a:39b7
157.154.57.184 0:0:0:0:0:ffff:9d9a:39b8
157.154.57.185 0:0:0:0:0:ffff:9d9a:39b9
157.154.57.186 0:0:0:0:0:ffff:9d9a:39ba
157.154.57.187 0:0:0:0:0:ffff:9d9a:39bb
157.154.57.188 0:0:0:0:0:ffff:9d9a:39bc
157.154.57.189 0:0:0:0:0:ffff:9d9a:39bd
157.154.57.190 0:0:0:0:0:ffff:9d9a:39be
157.154.57.191 0:0:0:0:0:ffff:9d9a:39bf
157.154.57.192 0:0:0:0:0:ffff:9d9a:39c0
157.154.57.193 0:0:0:0:0:ffff:9d9a:39c1
157.154.57.194 0:0:0:0:0:ffff:9d9a:39c2
157.154.57.195 0:0:0:0:0:ffff:9d9a:39c3
157.154.57.196 0:0:0:0:0:ffff:9d9a:39c4
157.154.57.197 0:0:0:0:0:ffff:9d9a:39c5
157.154.57.198 0:0:0:0:0:ffff:9d9a:39c6
157.154.57.199 0:0:0:0:0:ffff:9d9a:39c7
157.154.57.200 0:0:0:0:0:ffff:9d9a:39c8
157.154.57.201 0:0:0:0:0:ffff:9d9a:39c9
157.154.57.202 0:0:0:0:0:ffff:9d9a:39ca
157.154.57.203 0:0:0:0:0:ffff:9d9a:39cb
157.154.57.204 0:0:0:0:0:ffff:9d9a:39cc
157.154.57.205 0:0:0:0:0:ffff:9d9a:39cd
157.154.57.206 0:0:0:0:0:ffff:9d9a:39ce
157.154.57.207 0:0:0:0:0:ffff:9d9a:39cf
157.154.57.208 0:0:0:0:0:ffff:9d9a:39d0
157.154.57.209 0:0:0:0:0:ffff:9d9a:39d1
157.154.57.210 0:0:0:0:0:ffff:9d9a:39d2
157.154.57.211 0:0:0:0:0:ffff:9d9a:39d3
157.154.57.212 0:0:0:0:0:ffff:9d9a:39d4
157.154.57.213 0:0:0:0:0:ffff:9d9a:39d5
157.154.57.214 0:0:0:0:0:ffff:9d9a:39d6
157.154.57.215 0:0:0:0:0:ffff:9d9a:39d7
157.154.57.216 0:0:0:0:0:ffff:9d9a:39d8
157.154.57.217 0:0:0:0:0:ffff:9d9a:39d9
157.154.57.218 0:0:0:0:0:ffff:9d9a:39da
157.154.57.219 0:0:0:0:0:ffff:9d9a:39db
157.154.57.220 0:0:0:0:0:ffff:9d9a:39dc
157.154.57.221 0:0:0:0:0:ffff:9d9a:39dd
157.154.57.222 0:0:0:0:0:ffff:9d9a:39de
157.154.57.223 0:0:0:0:0:ffff:9d9a:39df
157.154.57.224 0:0:0:0:0:ffff:9d9a:39e0
157.154.57.225 0:0:0:0:0:ffff:9d9a:39e1
157.154.57.226 0:0:0:0:0:ffff:9d9a:39e2
157.154.57.227 0:0:0:0:0:ffff:9d9a:39e3
157.154.57.228 0:0:0:0:0:ffff:9d9a:39e4
157.154.57.229 0:0:0:0:0:ffff:9d9a:39e5
157.154.57.230 0:0:0:0:0:ffff:9d9a:39e6
157.154.57.231 0:0:0:0:0:ffff:9d9a:39e7
157.154.57.232 0:0:0:0:0:ffff:9d9a:39e8
157.154.57.233 0:0:0:0:0:ffff:9d9a:39e9
157.154.57.234 0:0:0:0:0:ffff:9d9a:39ea
157.154.57.235 0:0:0:0:0:ffff:9d9a:39eb
157.154.57.236 0:0:0:0:0:ffff:9d9a:39ec
157.154.57.237 0:0:0:0:0:ffff:9d9a:39ed
157.154.57.238 0:0:0:0:0:ffff:9d9a:39ee
157.154.57.239 0:0:0:0:0:ffff:9d9a:39ef
157.154.57.240 0:0:0:0:0:ffff:9d9a:39f0
157.154.57.241 0:0:0:0:0:ffff:9d9a:39f1
157.154.57.242 0:0:0:0:0:ffff:9d9a:39f2
157.154.57.243 0:0:0:0:0:ffff:9d9a:39f3
157.154.57.244 0:0:0:0:0:ffff:9d9a:39f4
157.154.57.245 0:0:0:0:0:ffff:9d9a:39f5
157.154.57.246 0:0:0:0:0:ffff:9d9a:39f6
157.154.57.247 0:0:0:0:0:ffff:9d9a:39f7
157.154.57.248 0:0:0:0:0:ffff:9d9a:39f8
157.154.57.249 0:0:0:0:0:ffff:9d9a:39f9
157.154.57.250 0:0:0:0:0:ffff:9d9a:39fa
157.154.57.251 0:0:0:0:0:ffff:9d9a:39fb
157.154.57.252 0:0:0:0:0:ffff:9d9a:39fc
157.154.57.253 0:0:0:0:0:ffff:9d9a:39fd
157.154.57.254 0:0:0:0:0:ffff:9d9a:39fe
157.154.57.255 0:0:0:0:0:ffff:9d9a: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.