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
6.240.121.1 0:0:0:0:0:ffff:6f0:7901
6.240.121.2 0:0:0:0:0:ffff:6f0:7902
6.240.121.3 0:0:0:0:0:ffff:6f0:7903
6.240.121.4 0:0:0:0:0:ffff:6f0:7904
6.240.121.5 0:0:0:0:0:ffff:6f0:7905
6.240.121.6 0:0:0:0:0:ffff:6f0:7906
6.240.121.7 0:0:0:0:0:ffff:6f0:7907
6.240.121.8 0:0:0:0:0:ffff:6f0:7908
6.240.121.9 0:0:0:0:0:ffff:6f0:7909
6.240.121.10 0:0:0:0:0:ffff:6f0:790a
6.240.121.11 0:0:0:0:0:ffff:6f0:790b
6.240.121.12 0:0:0:0:0:ffff:6f0:790c
6.240.121.13 0:0:0:0:0:ffff:6f0:790d
6.240.121.14 0:0:0:0:0:ffff:6f0:790e
6.240.121.15 0:0:0:0:0:ffff:6f0:790f
6.240.121.16 0:0:0:0:0:ffff:6f0:7910
6.240.121.17 0:0:0:0:0:ffff:6f0:7911
6.240.121.18 0:0:0:0:0:ffff:6f0:7912
6.240.121.19 0:0:0:0:0:ffff:6f0:7913
6.240.121.20 0:0:0:0:0:ffff:6f0:7914
6.240.121.21 0:0:0:0:0:ffff:6f0:7915
6.240.121.22 0:0:0:0:0:ffff:6f0:7916
6.240.121.23 0:0:0:0:0:ffff:6f0:7917
6.240.121.24 0:0:0:0:0:ffff:6f0:7918
6.240.121.25 0:0:0:0:0:ffff:6f0:7919
6.240.121.26 0:0:0:0:0:ffff:6f0:791a
6.240.121.27 0:0:0:0:0:ffff:6f0:791b
6.240.121.28 0:0:0:0:0:ffff:6f0:791c
6.240.121.29 0:0:0:0:0:ffff:6f0:791d
6.240.121.30 0:0:0:0:0:ffff:6f0:791e
6.240.121.31 0:0:0:0:0:ffff:6f0:791f
6.240.121.32 0:0:0:0:0:ffff:6f0:7920
6.240.121.33 0:0:0:0:0:ffff:6f0:7921
6.240.121.34 0:0:0:0:0:ffff:6f0:7922
6.240.121.35 0:0:0:0:0:ffff:6f0:7923
6.240.121.36 0:0:0:0:0:ffff:6f0:7924
6.240.121.37 0:0:0:0:0:ffff:6f0:7925
6.240.121.38 0:0:0:0:0:ffff:6f0:7926
6.240.121.39 0:0:0:0:0:ffff:6f0:7927
6.240.121.40 0:0:0:0:0:ffff:6f0:7928
6.240.121.41 0:0:0:0:0:ffff:6f0:7929
6.240.121.42 0:0:0:0:0:ffff:6f0:792a
6.240.121.43 0:0:0:0:0:ffff:6f0:792b
6.240.121.44 0:0:0:0:0:ffff:6f0:792c
6.240.121.45 0:0:0:0:0:ffff:6f0:792d
6.240.121.46 0:0:0:0:0:ffff:6f0:792e
6.240.121.47 0:0:0:0:0:ffff:6f0:792f
6.240.121.48 0:0:0:0:0:ffff:6f0:7930
6.240.121.49 0:0:0:0:0:ffff:6f0:7931
6.240.121.50 0:0:0:0:0:ffff:6f0:7932
6.240.121.51 0:0:0:0:0:ffff:6f0:7933
6.240.121.52 0:0:0:0:0:ffff:6f0:7934
6.240.121.53 0:0:0:0:0:ffff:6f0:7935
6.240.121.54 0:0:0:0:0:ffff:6f0:7936
6.240.121.55 0:0:0:0:0:ffff:6f0:7937
6.240.121.56 0:0:0:0:0:ffff:6f0:7938
6.240.121.57 0:0:0:0:0:ffff:6f0:7939
6.240.121.58 0:0:0:0:0:ffff:6f0:793a
6.240.121.59 0:0:0:0:0:ffff:6f0:793b
6.240.121.60 0:0:0:0:0:ffff:6f0:793c


6.240.121.61 0:0:0:0:0:ffff:6f0:793d
6.240.121.62 0:0:0:0:0:ffff:6f0:793e
6.240.121.63 0:0:0:0:0:ffff:6f0:793f
6.240.121.64 0:0:0:0:0:ffff:6f0:7940
6.240.121.65 0:0:0:0:0:ffff:6f0:7941
6.240.121.66 0:0:0:0:0:ffff:6f0:7942
6.240.121.67 0:0:0:0:0:ffff:6f0:7943
6.240.121.68 0:0:0:0:0:ffff:6f0:7944
6.240.121.69 0:0:0:0:0:ffff:6f0:7945
6.240.121.70 0:0:0:0:0:ffff:6f0:7946
6.240.121.71 0:0:0:0:0:ffff:6f0:7947
6.240.121.72 0:0:0:0:0:ffff:6f0:7948
6.240.121.73 0:0:0:0:0:ffff:6f0:7949
6.240.121.74 0:0:0:0:0:ffff:6f0:794a
6.240.121.75 0:0:0:0:0:ffff:6f0:794b
6.240.121.76 0:0:0:0:0:ffff:6f0:794c
6.240.121.77 0:0:0:0:0:ffff:6f0:794d
6.240.121.78 0:0:0:0:0:ffff:6f0:794e
6.240.121.79 0:0:0:0:0:ffff:6f0:794f
6.240.121.80 0:0:0:0:0:ffff:6f0:7950
6.240.121.81 0:0:0:0:0:ffff:6f0:7951
6.240.121.82 0:0:0:0:0:ffff:6f0:7952
6.240.121.83 0:0:0:0:0:ffff:6f0:7953
6.240.121.84 0:0:0:0:0:ffff:6f0:7954
6.240.121.85 0:0:0:0:0:ffff:6f0:7955
6.240.121.86 0:0:0:0:0:ffff:6f0:7956
6.240.121.87 0:0:0:0:0:ffff:6f0:7957
6.240.121.88 0:0:0:0:0:ffff:6f0:7958
6.240.121.89 0:0:0:0:0:ffff:6f0:7959
6.240.121.90 0:0:0:0:0:ffff:6f0:795a
6.240.121.91 0:0:0:0:0:ffff:6f0:795b
6.240.121.92 0:0:0:0:0:ffff:6f0:795c
6.240.121.93 0:0:0:0:0:ffff:6f0:795d
6.240.121.94 0:0:0:0:0:ffff:6f0:795e
6.240.121.95 0:0:0:0:0:ffff:6f0:795f
6.240.121.96 0:0:0:0:0:ffff:6f0:7960
6.240.121.97 0:0:0:0:0:ffff:6f0:7961
6.240.121.98 0:0:0:0:0:ffff:6f0:7962
6.240.121.99 0:0:0:0:0:ffff:6f0:7963
6.240.121.100 0:0:0:0:0:ffff:6f0:7964
6.240.121.101 0:0:0:0:0:ffff:6f0:7965
6.240.121.102 0:0:0:0:0:ffff:6f0:7966
6.240.121.103 0:0:0:0:0:ffff:6f0:7967
6.240.121.104 0:0:0:0:0:ffff:6f0:7968
6.240.121.105 0:0:0:0:0:ffff:6f0:7969
6.240.121.106 0:0:0:0:0:ffff:6f0:796a
6.240.121.107 0:0:0:0:0:ffff:6f0:796b
6.240.121.108 0:0:0:0:0:ffff:6f0:796c
6.240.121.109 0:0:0:0:0:ffff:6f0:796d
6.240.121.110 0:0:0:0:0:ffff:6f0:796e
6.240.121.111 0:0:0:0:0:ffff:6f0:796f
6.240.121.112 0:0:0:0:0:ffff:6f0:7970
6.240.121.113 0:0:0:0:0:ffff:6f0:7971
6.240.121.114 0:0:0:0:0:ffff:6f0:7972
6.240.121.115 0:0:0:0:0:ffff:6f0:7973
6.240.121.116 0:0:0:0:0:ffff:6f0:7974
6.240.121.117 0:0:0:0:0:ffff:6f0:7975
6.240.121.118 0:0:0:0:0:ffff:6f0:7976
6.240.121.119 0:0:0:0:0:ffff:6f0:7977
6.240.121.120 0:0:0:0:0:ffff:6f0:7978


6.240.121.121 0:0:0:0:0:ffff:6f0:7979
6.240.121.122 0:0:0:0:0:ffff:6f0:797a
6.240.121.123 0:0:0:0:0:ffff:6f0:797b
6.240.121.124 0:0:0:0:0:ffff:6f0:797c
6.240.121.125 0:0:0:0:0:ffff:6f0:797d
6.240.121.126 0:0:0:0:0:ffff:6f0:797e
6.240.121.127 0:0:0:0:0:ffff:6f0:797f
6.240.121.128 0:0:0:0:0:ffff:6f0:7980
6.240.121.129 0:0:0:0:0:ffff:6f0:7981
6.240.121.130 0:0:0:0:0:ffff:6f0:7982
6.240.121.131 0:0:0:0:0:ffff:6f0:7983
6.240.121.132 0:0:0:0:0:ffff:6f0:7984
6.240.121.133 0:0:0:0:0:ffff:6f0:7985
6.240.121.134 0:0:0:0:0:ffff:6f0:7986
6.240.121.135 0:0:0:0:0:ffff:6f0:7987
6.240.121.136 0:0:0:0:0:ffff:6f0:7988
6.240.121.137 0:0:0:0:0:ffff:6f0:7989
6.240.121.138 0:0:0:0:0:ffff:6f0:798a
6.240.121.139 0:0:0:0:0:ffff:6f0:798b
6.240.121.140 0:0:0:0:0:ffff:6f0:798c
6.240.121.141 0:0:0:0:0:ffff:6f0:798d
6.240.121.142 0:0:0:0:0:ffff:6f0:798e
6.240.121.143 0:0:0:0:0:ffff:6f0:798f
6.240.121.144 0:0:0:0:0:ffff:6f0:7990
6.240.121.145 0:0:0:0:0:ffff:6f0:7991
6.240.121.146 0:0:0:0:0:ffff:6f0:7992
6.240.121.147 0:0:0:0:0:ffff:6f0:7993
6.240.121.148 0:0:0:0:0:ffff:6f0:7994
6.240.121.149 0:0:0:0:0:ffff:6f0:7995
6.240.121.150 0:0:0:0:0:ffff:6f0:7996
6.240.121.151 0:0:0:0:0:ffff:6f0:7997
6.240.121.152 0:0:0:0:0:ffff:6f0:7998
6.240.121.153 0:0:0:0:0:ffff:6f0:7999
6.240.121.154 0:0:0:0:0:ffff:6f0:799a
6.240.121.155 0:0:0:0:0:ffff:6f0:799b
6.240.121.156 0:0:0:0:0:ffff:6f0:799c
6.240.121.157 0:0:0:0:0:ffff:6f0:799d
6.240.121.158 0:0:0:0:0:ffff:6f0:799e
6.240.121.159 0:0:0:0:0:ffff:6f0:799f
6.240.121.160 0:0:0:0:0:ffff:6f0:79a0
6.240.121.161 0:0:0:0:0:ffff:6f0:79a1
6.240.121.162 0:0:0:0:0:ffff:6f0:79a2
6.240.121.163 0:0:0:0:0:ffff:6f0:79a3
6.240.121.164 0:0:0:0:0:ffff:6f0:79a4
6.240.121.165 0:0:0:0:0:ffff:6f0:79a5
6.240.121.166 0:0:0:0:0:ffff:6f0:79a6
6.240.121.167 0:0:0:0:0:ffff:6f0:79a7
6.240.121.168 0:0:0:0:0:ffff:6f0:79a8
6.240.121.169 0:0:0:0:0:ffff:6f0:79a9
6.240.121.170 0:0:0:0:0:ffff:6f0:79aa
6.240.121.171 0:0:0:0:0:ffff:6f0:79ab
6.240.121.172 0:0:0:0:0:ffff:6f0:79ac
6.240.121.173 0:0:0:0:0:ffff:6f0:79ad
6.240.121.174 0:0:0:0:0:ffff:6f0:79ae
6.240.121.175 0:0:0:0:0:ffff:6f0:79af
6.240.121.176 0:0:0:0:0:ffff:6f0:79b0
6.240.121.177 0:0:0:0:0:ffff:6f0:79b1
6.240.121.178 0:0:0:0:0:ffff:6f0:79b2
6.240.121.179 0:0:0:0:0:ffff:6f0:79b3
6.240.121.180 0:0:0:0:0:ffff:6f0:79b4


6.240.121.181 0:0:0:0:0:ffff:6f0:79b5
6.240.121.182 0:0:0:0:0:ffff:6f0:79b6
6.240.121.183 0:0:0:0:0:ffff:6f0:79b7
6.240.121.184 0:0:0:0:0:ffff:6f0:79b8
6.240.121.185 0:0:0:0:0:ffff:6f0:79b9
6.240.121.186 0:0:0:0:0:ffff:6f0:79ba
6.240.121.187 0:0:0:0:0:ffff:6f0:79bb
6.240.121.188 0:0:0:0:0:ffff:6f0:79bc
6.240.121.189 0:0:0:0:0:ffff:6f0:79bd
6.240.121.190 0:0:0:0:0:ffff:6f0:79be
6.240.121.191 0:0:0:0:0:ffff:6f0:79bf
6.240.121.192 0:0:0:0:0:ffff:6f0:79c0
6.240.121.193 0:0:0:0:0:ffff:6f0:79c1
6.240.121.194 0:0:0:0:0:ffff:6f0:79c2
6.240.121.195 0:0:0:0:0:ffff:6f0:79c3
6.240.121.196 0:0:0:0:0:ffff:6f0:79c4
6.240.121.197 0:0:0:0:0:ffff:6f0:79c5
6.240.121.198 0:0:0:0:0:ffff:6f0:79c6
6.240.121.199 0:0:0:0:0:ffff:6f0:79c7
6.240.121.200 0:0:0:0:0:ffff:6f0:79c8
6.240.121.201 0:0:0:0:0:ffff:6f0:79c9
6.240.121.202 0:0:0:0:0:ffff:6f0:79ca
6.240.121.203 0:0:0:0:0:ffff:6f0:79cb
6.240.121.204 0:0:0:0:0:ffff:6f0:79cc
6.240.121.205 0:0:0:0:0:ffff:6f0:79cd
6.240.121.206 0:0:0:0:0:ffff:6f0:79ce
6.240.121.207 0:0:0:0:0:ffff:6f0:79cf
6.240.121.208 0:0:0:0:0:ffff:6f0:79d0
6.240.121.209 0:0:0:0:0:ffff:6f0:79d1
6.240.121.210 0:0:0:0:0:ffff:6f0:79d2
6.240.121.211 0:0:0:0:0:ffff:6f0:79d3
6.240.121.212 0:0:0:0:0:ffff:6f0:79d4
6.240.121.213 0:0:0:0:0:ffff:6f0:79d5
6.240.121.214 0:0:0:0:0:ffff:6f0:79d6
6.240.121.215 0:0:0:0:0:ffff:6f0:79d7
6.240.121.216 0:0:0:0:0:ffff:6f0:79d8
6.240.121.217 0:0:0:0:0:ffff:6f0:79d9
6.240.121.218 0:0:0:0:0:ffff:6f0:79da
6.240.121.219 0:0:0:0:0:ffff:6f0:79db
6.240.121.220 0:0:0:0:0:ffff:6f0:79dc
6.240.121.221 0:0:0:0:0:ffff:6f0:79dd
6.240.121.222 0:0:0:0:0:ffff:6f0:79de
6.240.121.223 0:0:0:0:0:ffff:6f0:79df
6.240.121.224 0:0:0:0:0:ffff:6f0:79e0
6.240.121.225 0:0:0:0:0:ffff:6f0:79e1
6.240.121.226 0:0:0:0:0:ffff:6f0:79e2
6.240.121.227 0:0:0:0:0:ffff:6f0:79e3
6.240.121.228 0:0:0:0:0:ffff:6f0:79e4
6.240.121.229 0:0:0:0:0:ffff:6f0:79e5
6.240.121.230 0:0:0:0:0:ffff:6f0:79e6
6.240.121.231 0:0:0:0:0:ffff:6f0:79e7
6.240.121.232 0:0:0:0:0:ffff:6f0:79e8
6.240.121.233 0:0:0:0:0:ffff:6f0:79e9
6.240.121.234 0:0:0:0:0:ffff:6f0:79ea
6.240.121.235 0:0:0:0:0:ffff:6f0:79eb
6.240.121.236 0:0:0:0:0:ffff:6f0:79ec
6.240.121.237 0:0:0:0:0:ffff:6f0:79ed
6.240.121.238 0:0:0:0:0:ffff:6f0:79ee
6.240.121.239 0:0:0:0:0:ffff:6f0:79ef
6.240.121.240 0:0:0:0:0:ffff:6f0:79f0
6.240.121.241 0:0:0:0:0:ffff:6f0:79f1
6.240.121.242 0:0:0:0:0:ffff:6f0:79f2
6.240.121.243 0:0:0:0:0:ffff:6f0:79f3
6.240.121.244 0:0:0:0:0:ffff:6f0:79f4
6.240.121.245 0:0:0:0:0:ffff:6f0:79f5
6.240.121.246 0:0:0:0:0:ffff:6f0:79f6
6.240.121.247 0:0:0:0:0:ffff:6f0:79f7
6.240.121.248 0:0:0:0:0:ffff:6f0:79f8
6.240.121.249 0:0:0:0:0:ffff:6f0:79f9
6.240.121.250 0:0:0:0:0:ffff:6f0:79fa
6.240.121.251 0:0:0:0:0:ffff:6f0:79fb
6.240.121.252 0:0:0:0:0:ffff:6f0:79fc
6.240.121.253 0:0:0:0:0:ffff:6f0:79fd
6.240.121.254 0:0:0:0:0:ffff:6f0:79fe
6.240.121.255 0:0:0:0:0:ffff:6f0:79ff


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.