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
42.152.121.1 0:0:0:0:0:ffff:2a98:7901
42.152.121.2 0:0:0:0:0:ffff:2a98:7902
42.152.121.3 0:0:0:0:0:ffff:2a98:7903
42.152.121.4 0:0:0:0:0:ffff:2a98:7904
42.152.121.5 0:0:0:0:0:ffff:2a98:7905
42.152.121.6 0:0:0:0:0:ffff:2a98:7906
42.152.121.7 0:0:0:0:0:ffff:2a98:7907
42.152.121.8 0:0:0:0:0:ffff:2a98:7908
42.152.121.9 0:0:0:0:0:ffff:2a98:7909
42.152.121.10 0:0:0:0:0:ffff:2a98:790a
42.152.121.11 0:0:0:0:0:ffff:2a98:790b
42.152.121.12 0:0:0:0:0:ffff:2a98:790c
42.152.121.13 0:0:0:0:0:ffff:2a98:790d
42.152.121.14 0:0:0:0:0:ffff:2a98:790e
42.152.121.15 0:0:0:0:0:ffff:2a98:790f
42.152.121.16 0:0:0:0:0:ffff:2a98:7910
42.152.121.17 0:0:0:0:0:ffff:2a98:7911
42.152.121.18 0:0:0:0:0:ffff:2a98:7912
42.152.121.19 0:0:0:0:0:ffff:2a98:7913
42.152.121.20 0:0:0:0:0:ffff:2a98:7914
42.152.121.21 0:0:0:0:0:ffff:2a98:7915
42.152.121.22 0:0:0:0:0:ffff:2a98:7916
42.152.121.23 0:0:0:0:0:ffff:2a98:7917
42.152.121.24 0:0:0:0:0:ffff:2a98:7918
42.152.121.25 0:0:0:0:0:ffff:2a98:7919
42.152.121.26 0:0:0:0:0:ffff:2a98:791a
42.152.121.27 0:0:0:0:0:ffff:2a98:791b
42.152.121.28 0:0:0:0:0:ffff:2a98:791c
42.152.121.29 0:0:0:0:0:ffff:2a98:791d
42.152.121.30 0:0:0:0:0:ffff:2a98:791e
42.152.121.31 0:0:0:0:0:ffff:2a98:791f
42.152.121.32 0:0:0:0:0:ffff:2a98:7920
42.152.121.33 0:0:0:0:0:ffff:2a98:7921
42.152.121.34 0:0:0:0:0:ffff:2a98:7922
42.152.121.35 0:0:0:0:0:ffff:2a98:7923
42.152.121.36 0:0:0:0:0:ffff:2a98:7924
42.152.121.37 0:0:0:0:0:ffff:2a98:7925
42.152.121.38 0:0:0:0:0:ffff:2a98:7926
42.152.121.39 0:0:0:0:0:ffff:2a98:7927
42.152.121.40 0:0:0:0:0:ffff:2a98:7928
42.152.121.41 0:0:0:0:0:ffff:2a98:7929
42.152.121.42 0:0:0:0:0:ffff:2a98:792a
42.152.121.43 0:0:0:0:0:ffff:2a98:792b
42.152.121.44 0:0:0:0:0:ffff:2a98:792c
42.152.121.45 0:0:0:0:0:ffff:2a98:792d
42.152.121.46 0:0:0:0:0:ffff:2a98:792e
42.152.121.47 0:0:0:0:0:ffff:2a98:792f
42.152.121.48 0:0:0:0:0:ffff:2a98:7930
42.152.121.49 0:0:0:0:0:ffff:2a98:7931
42.152.121.50 0:0:0:0:0:ffff:2a98:7932
42.152.121.51 0:0:0:0:0:ffff:2a98:7933
42.152.121.52 0:0:0:0:0:ffff:2a98:7934
42.152.121.53 0:0:0:0:0:ffff:2a98:7935
42.152.121.54 0:0:0:0:0:ffff:2a98:7936
42.152.121.55 0:0:0:0:0:ffff:2a98:7937
42.152.121.56 0:0:0:0:0:ffff:2a98:7938
42.152.121.57 0:0:0:0:0:ffff:2a98:7939
42.152.121.58 0:0:0:0:0:ffff:2a98:793a
42.152.121.59 0:0:0:0:0:ffff:2a98:793b
42.152.121.60 0:0:0:0:0:ffff:2a98:793c


42.152.121.61 0:0:0:0:0:ffff:2a98:793d
42.152.121.62 0:0:0:0:0:ffff:2a98:793e
42.152.121.63 0:0:0:0:0:ffff:2a98:793f
42.152.121.64 0:0:0:0:0:ffff:2a98:7940
42.152.121.65 0:0:0:0:0:ffff:2a98:7941
42.152.121.66 0:0:0:0:0:ffff:2a98:7942
42.152.121.67 0:0:0:0:0:ffff:2a98:7943
42.152.121.68 0:0:0:0:0:ffff:2a98:7944
42.152.121.69 0:0:0:0:0:ffff:2a98:7945
42.152.121.70 0:0:0:0:0:ffff:2a98:7946
42.152.121.71 0:0:0:0:0:ffff:2a98:7947
42.152.121.72 0:0:0:0:0:ffff:2a98:7948
42.152.121.73 0:0:0:0:0:ffff:2a98:7949
42.152.121.74 0:0:0:0:0:ffff:2a98:794a
42.152.121.75 0:0:0:0:0:ffff:2a98:794b
42.152.121.76 0:0:0:0:0:ffff:2a98:794c
42.152.121.77 0:0:0:0:0:ffff:2a98:794d
42.152.121.78 0:0:0:0:0:ffff:2a98:794e
42.152.121.79 0:0:0:0:0:ffff:2a98:794f
42.152.121.80 0:0:0:0:0:ffff:2a98:7950
42.152.121.81 0:0:0:0:0:ffff:2a98:7951
42.152.121.82 0:0:0:0:0:ffff:2a98:7952
42.152.121.83 0:0:0:0:0:ffff:2a98:7953
42.152.121.84 0:0:0:0:0:ffff:2a98:7954
42.152.121.85 0:0:0:0:0:ffff:2a98:7955
42.152.121.86 0:0:0:0:0:ffff:2a98:7956
42.152.121.87 0:0:0:0:0:ffff:2a98:7957
42.152.121.88 0:0:0:0:0:ffff:2a98:7958
42.152.121.89 0:0:0:0:0:ffff:2a98:7959
42.152.121.90 0:0:0:0:0:ffff:2a98:795a
42.152.121.91 0:0:0:0:0:ffff:2a98:795b
42.152.121.92 0:0:0:0:0:ffff:2a98:795c
42.152.121.93 0:0:0:0:0:ffff:2a98:795d
42.152.121.94 0:0:0:0:0:ffff:2a98:795e
42.152.121.95 0:0:0:0:0:ffff:2a98:795f
42.152.121.96 0:0:0:0:0:ffff:2a98:7960
42.152.121.97 0:0:0:0:0:ffff:2a98:7961
42.152.121.98 0:0:0:0:0:ffff:2a98:7962
42.152.121.99 0:0:0:0:0:ffff:2a98:7963
42.152.121.100 0:0:0:0:0:ffff:2a98:7964
42.152.121.101 0:0:0:0:0:ffff:2a98:7965
42.152.121.102 0:0:0:0:0:ffff:2a98:7966
42.152.121.103 0:0:0:0:0:ffff:2a98:7967
42.152.121.104 0:0:0:0:0:ffff:2a98:7968
42.152.121.105 0:0:0:0:0:ffff:2a98:7969
42.152.121.106 0:0:0:0:0:ffff:2a98:796a
42.152.121.107 0:0:0:0:0:ffff:2a98:796b
42.152.121.108 0:0:0:0:0:ffff:2a98:796c
42.152.121.109 0:0:0:0:0:ffff:2a98:796d
42.152.121.110 0:0:0:0:0:ffff:2a98:796e
42.152.121.111 0:0:0:0:0:ffff:2a98:796f
42.152.121.112 0:0:0:0:0:ffff:2a98:7970
42.152.121.113 0:0:0:0:0:ffff:2a98:7971
42.152.121.114 0:0:0:0:0:ffff:2a98:7972
42.152.121.115 0:0:0:0:0:ffff:2a98:7973
42.152.121.116 0:0:0:0:0:ffff:2a98:7974
42.152.121.117 0:0:0:0:0:ffff:2a98:7975
42.152.121.118 0:0:0:0:0:ffff:2a98:7976
42.152.121.119 0:0:0:0:0:ffff:2a98:7977
42.152.121.120 0:0:0:0:0:ffff:2a98:7978


42.152.121.121 0:0:0:0:0:ffff:2a98:7979
42.152.121.122 0:0:0:0:0:ffff:2a98:797a
42.152.121.123 0:0:0:0:0:ffff:2a98:797b
42.152.121.124 0:0:0:0:0:ffff:2a98:797c
42.152.121.125 0:0:0:0:0:ffff:2a98:797d
42.152.121.126 0:0:0:0:0:ffff:2a98:797e
42.152.121.127 0:0:0:0:0:ffff:2a98:797f
42.152.121.128 0:0:0:0:0:ffff:2a98:7980
42.152.121.129 0:0:0:0:0:ffff:2a98:7981
42.152.121.130 0:0:0:0:0:ffff:2a98:7982
42.152.121.131 0:0:0:0:0:ffff:2a98:7983
42.152.121.132 0:0:0:0:0:ffff:2a98:7984
42.152.121.133 0:0:0:0:0:ffff:2a98:7985
42.152.121.134 0:0:0:0:0:ffff:2a98:7986
42.152.121.135 0:0:0:0:0:ffff:2a98:7987
42.152.121.136 0:0:0:0:0:ffff:2a98:7988
42.152.121.137 0:0:0:0:0:ffff:2a98:7989
42.152.121.138 0:0:0:0:0:ffff:2a98:798a
42.152.121.139 0:0:0:0:0:ffff:2a98:798b
42.152.121.140 0:0:0:0:0:ffff:2a98:798c
42.152.121.141 0:0:0:0:0:ffff:2a98:798d
42.152.121.142 0:0:0:0:0:ffff:2a98:798e
42.152.121.143 0:0:0:0:0:ffff:2a98:798f
42.152.121.144 0:0:0:0:0:ffff:2a98:7990
42.152.121.145 0:0:0:0:0:ffff:2a98:7991
42.152.121.146 0:0:0:0:0:ffff:2a98:7992
42.152.121.147 0:0:0:0:0:ffff:2a98:7993
42.152.121.148 0:0:0:0:0:ffff:2a98:7994
42.152.121.149 0:0:0:0:0:ffff:2a98:7995
42.152.121.150 0:0:0:0:0:ffff:2a98:7996
42.152.121.151 0:0:0:0:0:ffff:2a98:7997
42.152.121.152 0:0:0:0:0:ffff:2a98:7998
42.152.121.153 0:0:0:0:0:ffff:2a98:7999
42.152.121.154 0:0:0:0:0:ffff:2a98:799a
42.152.121.155 0:0:0:0:0:ffff:2a98:799b
42.152.121.156 0:0:0:0:0:ffff:2a98:799c
42.152.121.157 0:0:0:0:0:ffff:2a98:799d
42.152.121.158 0:0:0:0:0:ffff:2a98:799e
42.152.121.159 0:0:0:0:0:ffff:2a98:799f
42.152.121.160 0:0:0:0:0:ffff:2a98:79a0
42.152.121.161 0:0:0:0:0:ffff:2a98:79a1
42.152.121.162 0:0:0:0:0:ffff:2a98:79a2
42.152.121.163 0:0:0:0:0:ffff:2a98:79a3
42.152.121.164 0:0:0:0:0:ffff:2a98:79a4
42.152.121.165 0:0:0:0:0:ffff:2a98:79a5
42.152.121.166 0:0:0:0:0:ffff:2a98:79a6
42.152.121.167 0:0:0:0:0:ffff:2a98:79a7
42.152.121.168 0:0:0:0:0:ffff:2a98:79a8
42.152.121.169 0:0:0:0:0:ffff:2a98:79a9
42.152.121.170 0:0:0:0:0:ffff:2a98:79aa
42.152.121.171 0:0:0:0:0:ffff:2a98:79ab
42.152.121.172 0:0:0:0:0:ffff:2a98:79ac
42.152.121.173 0:0:0:0:0:ffff:2a98:79ad
42.152.121.174 0:0:0:0:0:ffff:2a98:79ae
42.152.121.175 0:0:0:0:0:ffff:2a98:79af
42.152.121.176 0:0:0:0:0:ffff:2a98:79b0
42.152.121.177 0:0:0:0:0:ffff:2a98:79b1
42.152.121.178 0:0:0:0:0:ffff:2a98:79b2
42.152.121.179 0:0:0:0:0:ffff:2a98:79b3
42.152.121.180 0:0:0:0:0:ffff:2a98:79b4


42.152.121.181 0:0:0:0:0:ffff:2a98:79b5
42.152.121.182 0:0:0:0:0:ffff:2a98:79b6
42.152.121.183 0:0:0:0:0:ffff:2a98:79b7
42.152.121.184 0:0:0:0:0:ffff:2a98:79b8
42.152.121.185 0:0:0:0:0:ffff:2a98:79b9
42.152.121.186 0:0:0:0:0:ffff:2a98:79ba
42.152.121.187 0:0:0:0:0:ffff:2a98:79bb
42.152.121.188 0:0:0:0:0:ffff:2a98:79bc
42.152.121.189 0:0:0:0:0:ffff:2a98:79bd
42.152.121.190 0:0:0:0:0:ffff:2a98:79be
42.152.121.191 0:0:0:0:0:ffff:2a98:79bf
42.152.121.192 0:0:0:0:0:ffff:2a98:79c0
42.152.121.193 0:0:0:0:0:ffff:2a98:79c1
42.152.121.194 0:0:0:0:0:ffff:2a98:79c2
42.152.121.195 0:0:0:0:0:ffff:2a98:79c3
42.152.121.196 0:0:0:0:0:ffff:2a98:79c4
42.152.121.197 0:0:0:0:0:ffff:2a98:79c5
42.152.121.198 0:0:0:0:0:ffff:2a98:79c6
42.152.121.199 0:0:0:0:0:ffff:2a98:79c7
42.152.121.200 0:0:0:0:0:ffff:2a98:79c8
42.152.121.201 0:0:0:0:0:ffff:2a98:79c9
42.152.121.202 0:0:0:0:0:ffff:2a98:79ca
42.152.121.203 0:0:0:0:0:ffff:2a98:79cb
42.152.121.204 0:0:0:0:0:ffff:2a98:79cc
42.152.121.205 0:0:0:0:0:ffff:2a98:79cd
42.152.121.206 0:0:0:0:0:ffff:2a98:79ce
42.152.121.207 0:0:0:0:0:ffff:2a98:79cf
42.152.121.208 0:0:0:0:0:ffff:2a98:79d0
42.152.121.209 0:0:0:0:0:ffff:2a98:79d1
42.152.121.210 0:0:0:0:0:ffff:2a98:79d2
42.152.121.211 0:0:0:0:0:ffff:2a98:79d3
42.152.121.212 0:0:0:0:0:ffff:2a98:79d4
42.152.121.213 0:0:0:0:0:ffff:2a98:79d5
42.152.121.214 0:0:0:0:0:ffff:2a98:79d6
42.152.121.215 0:0:0:0:0:ffff:2a98:79d7
42.152.121.216 0:0:0:0:0:ffff:2a98:79d8
42.152.121.217 0:0:0:0:0:ffff:2a98:79d9
42.152.121.218 0:0:0:0:0:ffff:2a98:79da
42.152.121.219 0:0:0:0:0:ffff:2a98:79db
42.152.121.220 0:0:0:0:0:ffff:2a98:79dc
42.152.121.221 0:0:0:0:0:ffff:2a98:79dd
42.152.121.222 0:0:0:0:0:ffff:2a98:79de
42.152.121.223 0:0:0:0:0:ffff:2a98:79df
42.152.121.224 0:0:0:0:0:ffff:2a98:79e0
42.152.121.225 0:0:0:0:0:ffff:2a98:79e1
42.152.121.226 0:0:0:0:0:ffff:2a98:79e2
42.152.121.227 0:0:0:0:0:ffff:2a98:79e3
42.152.121.228 0:0:0:0:0:ffff:2a98:79e4
42.152.121.229 0:0:0:0:0:ffff:2a98:79e5
42.152.121.230 0:0:0:0:0:ffff:2a98:79e6
42.152.121.231 0:0:0:0:0:ffff:2a98:79e7
42.152.121.232 0:0:0:0:0:ffff:2a98:79e8
42.152.121.233 0:0:0:0:0:ffff:2a98:79e9
42.152.121.234 0:0:0:0:0:ffff:2a98:79ea
42.152.121.235 0:0:0:0:0:ffff:2a98:79eb
42.152.121.236 0:0:0:0:0:ffff:2a98:79ec
42.152.121.237 0:0:0:0:0:ffff:2a98:79ed
42.152.121.238 0:0:0:0:0:ffff:2a98:79ee
42.152.121.239 0:0:0:0:0:ffff:2a98:79ef
42.152.121.240 0:0:0:0:0:ffff:2a98:79f0
42.152.121.241 0:0:0:0:0:ffff:2a98:79f1
42.152.121.242 0:0:0:0:0:ffff:2a98:79f2
42.152.121.243 0:0:0:0:0:ffff:2a98:79f3
42.152.121.244 0:0:0:0:0:ffff:2a98:79f4
42.152.121.245 0:0:0:0:0:ffff:2a98:79f5
42.152.121.246 0:0:0:0:0:ffff:2a98:79f6
42.152.121.247 0:0:0:0:0:ffff:2a98:79f7
42.152.121.248 0:0:0:0:0:ffff:2a98:79f8
42.152.121.249 0:0:0:0:0:ffff:2a98:79f9
42.152.121.250 0:0:0:0:0:ffff:2a98:79fa
42.152.121.251 0:0:0:0:0:ffff:2a98:79fb
42.152.121.252 0:0:0:0:0:ffff:2a98:79fc
42.152.121.253 0:0:0:0:0:ffff:2a98:79fd
42.152.121.254 0:0:0:0:0:ffff:2a98:79fe
42.152.121.255 0:0:0:0:0:ffff:2a98:79ff


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.