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
33.121.57.1 0:0:0:0:0:ffff:2179:3901
33.121.57.2 0:0:0:0:0:ffff:2179:3902
33.121.57.3 0:0:0:0:0:ffff:2179:3903
33.121.57.4 0:0:0:0:0:ffff:2179:3904
33.121.57.5 0:0:0:0:0:ffff:2179:3905
33.121.57.6 0:0:0:0:0:ffff:2179:3906
33.121.57.7 0:0:0:0:0:ffff:2179:3907
33.121.57.8 0:0:0:0:0:ffff:2179:3908
33.121.57.9 0:0:0:0:0:ffff:2179:3909
33.121.57.10 0:0:0:0:0:ffff:2179:390a
33.121.57.11 0:0:0:0:0:ffff:2179:390b
33.121.57.12 0:0:0:0:0:ffff:2179:390c
33.121.57.13 0:0:0:0:0:ffff:2179:390d
33.121.57.14 0:0:0:0:0:ffff:2179:390e
33.121.57.15 0:0:0:0:0:ffff:2179:390f
33.121.57.16 0:0:0:0:0:ffff:2179:3910
33.121.57.17 0:0:0:0:0:ffff:2179:3911
33.121.57.18 0:0:0:0:0:ffff:2179:3912
33.121.57.19 0:0:0:0:0:ffff:2179:3913
33.121.57.20 0:0:0:0:0:ffff:2179:3914
33.121.57.21 0:0:0:0:0:ffff:2179:3915
33.121.57.22 0:0:0:0:0:ffff:2179:3916
33.121.57.23 0:0:0:0:0:ffff:2179:3917
33.121.57.24 0:0:0:0:0:ffff:2179:3918
33.121.57.25 0:0:0:0:0:ffff:2179:3919
33.121.57.26 0:0:0:0:0:ffff:2179:391a
33.121.57.27 0:0:0:0:0:ffff:2179:391b
33.121.57.28 0:0:0:0:0:ffff:2179:391c
33.121.57.29 0:0:0:0:0:ffff:2179:391d
33.121.57.30 0:0:0:0:0:ffff:2179:391e
33.121.57.31 0:0:0:0:0:ffff:2179:391f
33.121.57.32 0:0:0:0:0:ffff:2179:3920
33.121.57.33 0:0:0:0:0:ffff:2179:3921
33.121.57.34 0:0:0:0:0:ffff:2179:3922
33.121.57.35 0:0:0:0:0:ffff:2179:3923
33.121.57.36 0:0:0:0:0:ffff:2179:3924
33.121.57.37 0:0:0:0:0:ffff:2179:3925
33.121.57.38 0:0:0:0:0:ffff:2179:3926
33.121.57.39 0:0:0:0:0:ffff:2179:3927
33.121.57.40 0:0:0:0:0:ffff:2179:3928
33.121.57.41 0:0:0:0:0:ffff:2179:3929
33.121.57.42 0:0:0:0:0:ffff:2179:392a
33.121.57.43 0:0:0:0:0:ffff:2179:392b
33.121.57.44 0:0:0:0:0:ffff:2179:392c
33.121.57.45 0:0:0:0:0:ffff:2179:392d
33.121.57.46 0:0:0:0:0:ffff:2179:392e
33.121.57.47 0:0:0:0:0:ffff:2179:392f
33.121.57.48 0:0:0:0:0:ffff:2179:3930
33.121.57.49 0:0:0:0:0:ffff:2179:3931
33.121.57.50 0:0:0:0:0:ffff:2179:3932
33.121.57.51 0:0:0:0:0:ffff:2179:3933
33.121.57.52 0:0:0:0:0:ffff:2179:3934
33.121.57.53 0:0:0:0:0:ffff:2179:3935
33.121.57.54 0:0:0:0:0:ffff:2179:3936
33.121.57.55 0:0:0:0:0:ffff:2179:3937
33.121.57.56 0:0:0:0:0:ffff:2179:3938
33.121.57.57 0:0:0:0:0:ffff:2179:3939
33.121.57.58 0:0:0:0:0:ffff:2179:393a
33.121.57.59 0:0:0:0:0:ffff:2179:393b
33.121.57.60 0:0:0:0:0:ffff:2179:393c


33.121.57.61 0:0:0:0:0:ffff:2179:393d
33.121.57.62 0:0:0:0:0:ffff:2179:393e
33.121.57.63 0:0:0:0:0:ffff:2179:393f
33.121.57.64 0:0:0:0:0:ffff:2179:3940
33.121.57.65 0:0:0:0:0:ffff:2179:3941
33.121.57.66 0:0:0:0:0:ffff:2179:3942
33.121.57.67 0:0:0:0:0:ffff:2179:3943
33.121.57.68 0:0:0:0:0:ffff:2179:3944
33.121.57.69 0:0:0:0:0:ffff:2179:3945
33.121.57.70 0:0:0:0:0:ffff:2179:3946
33.121.57.71 0:0:0:0:0:ffff:2179:3947
33.121.57.72 0:0:0:0:0:ffff:2179:3948
33.121.57.73 0:0:0:0:0:ffff:2179:3949
33.121.57.74 0:0:0:0:0:ffff:2179:394a
33.121.57.75 0:0:0:0:0:ffff:2179:394b
33.121.57.76 0:0:0:0:0:ffff:2179:394c
33.121.57.77 0:0:0:0:0:ffff:2179:394d
33.121.57.78 0:0:0:0:0:ffff:2179:394e
33.121.57.79 0:0:0:0:0:ffff:2179:394f
33.121.57.80 0:0:0:0:0:ffff:2179:3950
33.121.57.81 0:0:0:0:0:ffff:2179:3951
33.121.57.82 0:0:0:0:0:ffff:2179:3952
33.121.57.83 0:0:0:0:0:ffff:2179:3953
33.121.57.84 0:0:0:0:0:ffff:2179:3954
33.121.57.85 0:0:0:0:0:ffff:2179:3955
33.121.57.86 0:0:0:0:0:ffff:2179:3956
33.121.57.87 0:0:0:0:0:ffff:2179:3957
33.121.57.88 0:0:0:0:0:ffff:2179:3958
33.121.57.89 0:0:0:0:0:ffff:2179:3959
33.121.57.90 0:0:0:0:0:ffff:2179:395a
33.121.57.91 0:0:0:0:0:ffff:2179:395b
33.121.57.92 0:0:0:0:0:ffff:2179:395c
33.121.57.93 0:0:0:0:0:ffff:2179:395d
33.121.57.94 0:0:0:0:0:ffff:2179:395e
33.121.57.95 0:0:0:0:0:ffff:2179:395f
33.121.57.96 0:0:0:0:0:ffff:2179:3960
33.121.57.97 0:0:0:0:0:ffff:2179:3961
33.121.57.98 0:0:0:0:0:ffff:2179:3962
33.121.57.99 0:0:0:0:0:ffff:2179:3963
33.121.57.100 0:0:0:0:0:ffff:2179:3964
33.121.57.101 0:0:0:0:0:ffff:2179:3965
33.121.57.102 0:0:0:0:0:ffff:2179:3966
33.121.57.103 0:0:0:0:0:ffff:2179:3967
33.121.57.104 0:0:0:0:0:ffff:2179:3968
33.121.57.105 0:0:0:0:0:ffff:2179:3969
33.121.57.106 0:0:0:0:0:ffff:2179:396a
33.121.57.107 0:0:0:0:0:ffff:2179:396b
33.121.57.108 0:0:0:0:0:ffff:2179:396c
33.121.57.109 0:0:0:0:0:ffff:2179:396d
33.121.57.110 0:0:0:0:0:ffff:2179:396e
33.121.57.111 0:0:0:0:0:ffff:2179:396f
33.121.57.112 0:0:0:0:0:ffff:2179:3970
33.121.57.113 0:0:0:0:0:ffff:2179:3971
33.121.57.114 0:0:0:0:0:ffff:2179:3972
33.121.57.115 0:0:0:0:0:ffff:2179:3973
33.121.57.116 0:0:0:0:0:ffff:2179:3974
33.121.57.117 0:0:0:0:0:ffff:2179:3975
33.121.57.118 0:0:0:0:0:ffff:2179:3976
33.121.57.119 0:0:0:0:0:ffff:2179:3977
33.121.57.120 0:0:0:0:0:ffff:2179:3978


33.121.57.121 0:0:0:0:0:ffff:2179:3979
33.121.57.122 0:0:0:0:0:ffff:2179:397a
33.121.57.123 0:0:0:0:0:ffff:2179:397b
33.121.57.124 0:0:0:0:0:ffff:2179:397c
33.121.57.125 0:0:0:0:0:ffff:2179:397d
33.121.57.126 0:0:0:0:0:ffff:2179:397e
33.121.57.127 0:0:0:0:0:ffff:2179:397f
33.121.57.128 0:0:0:0:0:ffff:2179:3980
33.121.57.129 0:0:0:0:0:ffff:2179:3981
33.121.57.130 0:0:0:0:0:ffff:2179:3982
33.121.57.131 0:0:0:0:0:ffff:2179:3983
33.121.57.132 0:0:0:0:0:ffff:2179:3984
33.121.57.133 0:0:0:0:0:ffff:2179:3985
33.121.57.134 0:0:0:0:0:ffff:2179:3986
33.121.57.135 0:0:0:0:0:ffff:2179:3987
33.121.57.136 0:0:0:0:0:ffff:2179:3988
33.121.57.137 0:0:0:0:0:ffff:2179:3989
33.121.57.138 0:0:0:0:0:ffff:2179:398a
33.121.57.139 0:0:0:0:0:ffff:2179:398b
33.121.57.140 0:0:0:0:0:ffff:2179:398c
33.121.57.141 0:0:0:0:0:ffff:2179:398d
33.121.57.142 0:0:0:0:0:ffff:2179:398e
33.121.57.143 0:0:0:0:0:ffff:2179:398f
33.121.57.144 0:0:0:0:0:ffff:2179:3990
33.121.57.145 0:0:0:0:0:ffff:2179:3991
33.121.57.146 0:0:0:0:0:ffff:2179:3992
33.121.57.147 0:0:0:0:0:ffff:2179:3993
33.121.57.148 0:0:0:0:0:ffff:2179:3994
33.121.57.149 0:0:0:0:0:ffff:2179:3995
33.121.57.150 0:0:0:0:0:ffff:2179:3996
33.121.57.151 0:0:0:0:0:ffff:2179:3997
33.121.57.152 0:0:0:0:0:ffff:2179:3998
33.121.57.153 0:0:0:0:0:ffff:2179:3999
33.121.57.154 0:0:0:0:0:ffff:2179:399a
33.121.57.155 0:0:0:0:0:ffff:2179:399b
33.121.57.156 0:0:0:0:0:ffff:2179:399c
33.121.57.157 0:0:0:0:0:ffff:2179:399d
33.121.57.158 0:0:0:0:0:ffff:2179:399e
33.121.57.159 0:0:0:0:0:ffff:2179:399f
33.121.57.160 0:0:0:0:0:ffff:2179:39a0
33.121.57.161 0:0:0:0:0:ffff:2179:39a1
33.121.57.162 0:0:0:0:0:ffff:2179:39a2
33.121.57.163 0:0:0:0:0:ffff:2179:39a3
33.121.57.164 0:0:0:0:0:ffff:2179:39a4
33.121.57.165 0:0:0:0:0:ffff:2179:39a5
33.121.57.166 0:0:0:0:0:ffff:2179:39a6
33.121.57.167 0:0:0:0:0:ffff:2179:39a7
33.121.57.168 0:0:0:0:0:ffff:2179:39a8
33.121.57.169 0:0:0:0:0:ffff:2179:39a9
33.121.57.170 0:0:0:0:0:ffff:2179:39aa
33.121.57.171 0:0:0:0:0:ffff:2179:39ab
33.121.57.172 0:0:0:0:0:ffff:2179:39ac
33.121.57.173 0:0:0:0:0:ffff:2179:39ad
33.121.57.174 0:0:0:0:0:ffff:2179:39ae
33.121.57.175 0:0:0:0:0:ffff:2179:39af
33.121.57.176 0:0:0:0:0:ffff:2179:39b0
33.121.57.177 0:0:0:0:0:ffff:2179:39b1
33.121.57.178 0:0:0:0:0:ffff:2179:39b2
33.121.57.179 0:0:0:0:0:ffff:2179:39b3
33.121.57.180 0:0:0:0:0:ffff:2179:39b4


33.121.57.181 0:0:0:0:0:ffff:2179:39b5
33.121.57.182 0:0:0:0:0:ffff:2179:39b6
33.121.57.183 0:0:0:0:0:ffff:2179:39b7
33.121.57.184 0:0:0:0:0:ffff:2179:39b8
33.121.57.185 0:0:0:0:0:ffff:2179:39b9
33.121.57.186 0:0:0:0:0:ffff:2179:39ba
33.121.57.187 0:0:0:0:0:ffff:2179:39bb
33.121.57.188 0:0:0:0:0:ffff:2179:39bc
33.121.57.189 0:0:0:0:0:ffff:2179:39bd
33.121.57.190 0:0:0:0:0:ffff:2179:39be
33.121.57.191 0:0:0:0:0:ffff:2179:39bf
33.121.57.192 0:0:0:0:0:ffff:2179:39c0
33.121.57.193 0:0:0:0:0:ffff:2179:39c1
33.121.57.194 0:0:0:0:0:ffff:2179:39c2
33.121.57.195 0:0:0:0:0:ffff:2179:39c3
33.121.57.196 0:0:0:0:0:ffff:2179:39c4
33.121.57.197 0:0:0:0:0:ffff:2179:39c5
33.121.57.198 0:0:0:0:0:ffff:2179:39c6
33.121.57.199 0:0:0:0:0:ffff:2179:39c7
33.121.57.200 0:0:0:0:0:ffff:2179:39c8
33.121.57.201 0:0:0:0:0:ffff:2179:39c9
33.121.57.202 0:0:0:0:0:ffff:2179:39ca
33.121.57.203 0:0:0:0:0:ffff:2179:39cb
33.121.57.204 0:0:0:0:0:ffff:2179:39cc
33.121.57.205 0:0:0:0:0:ffff:2179:39cd
33.121.57.206 0:0:0:0:0:ffff:2179:39ce
33.121.57.207 0:0:0:0:0:ffff:2179:39cf
33.121.57.208 0:0:0:0:0:ffff:2179:39d0
33.121.57.209 0:0:0:0:0:ffff:2179:39d1
33.121.57.210 0:0:0:0:0:ffff:2179:39d2
33.121.57.211 0:0:0:0:0:ffff:2179:39d3
33.121.57.212 0:0:0:0:0:ffff:2179:39d4
33.121.57.213 0:0:0:0:0:ffff:2179:39d5
33.121.57.214 0:0:0:0:0:ffff:2179:39d6
33.121.57.215 0:0:0:0:0:ffff:2179:39d7
33.121.57.216 0:0:0:0:0:ffff:2179:39d8
33.121.57.217 0:0:0:0:0:ffff:2179:39d9
33.121.57.218 0:0:0:0:0:ffff:2179:39da
33.121.57.219 0:0:0:0:0:ffff:2179:39db
33.121.57.220 0:0:0:0:0:ffff:2179:39dc
33.121.57.221 0:0:0:0:0:ffff:2179:39dd
33.121.57.222 0:0:0:0:0:ffff:2179:39de
33.121.57.223 0:0:0:0:0:ffff:2179:39df
33.121.57.224 0:0:0:0:0:ffff:2179:39e0
33.121.57.225 0:0:0:0:0:ffff:2179:39e1
33.121.57.226 0:0:0:0:0:ffff:2179:39e2
33.121.57.227 0:0:0:0:0:ffff:2179:39e3
33.121.57.228 0:0:0:0:0:ffff:2179:39e4
33.121.57.229 0:0:0:0:0:ffff:2179:39e5
33.121.57.230 0:0:0:0:0:ffff:2179:39e6
33.121.57.231 0:0:0:0:0:ffff:2179:39e7
33.121.57.232 0:0:0:0:0:ffff:2179:39e8
33.121.57.233 0:0:0:0:0:ffff:2179:39e9
33.121.57.234 0:0:0:0:0:ffff:2179:39ea
33.121.57.235 0:0:0:0:0:ffff:2179:39eb
33.121.57.236 0:0:0:0:0:ffff:2179:39ec
33.121.57.237 0:0:0:0:0:ffff:2179:39ed
33.121.57.238 0:0:0:0:0:ffff:2179:39ee
33.121.57.239 0:0:0:0:0:ffff:2179:39ef
33.121.57.240 0:0:0:0:0:ffff:2179:39f0
33.121.57.241 0:0:0:0:0:ffff:2179:39f1
33.121.57.242 0:0:0:0:0:ffff:2179:39f2
33.121.57.243 0:0:0:0:0:ffff:2179:39f3
33.121.57.244 0:0:0:0:0:ffff:2179:39f4
33.121.57.245 0:0:0:0:0:ffff:2179:39f5
33.121.57.246 0:0:0:0:0:ffff:2179:39f6
33.121.57.247 0:0:0:0:0:ffff:2179:39f7
33.121.57.248 0:0:0:0:0:ffff:2179:39f8
33.121.57.249 0:0:0:0:0:ffff:2179:39f9
33.121.57.250 0:0:0:0:0:ffff:2179:39fa
33.121.57.251 0:0:0:0:0:ffff:2179:39fb
33.121.57.252 0:0:0:0:0:ffff:2179:39fc
33.121.57.253 0:0:0:0:0:ffff:2179:39fd
33.121.57.254 0:0:0:0:0:ffff:2179:39fe
33.121.57.255 0:0:0:0:0:ffff:2179:39ff


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.