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
143.243.248.1 0:0:0:0:0:ffff:8ff3:f801
143.243.248.2 0:0:0:0:0:ffff:8ff3:f802
143.243.248.3 0:0:0:0:0:ffff:8ff3:f803
143.243.248.4 0:0:0:0:0:ffff:8ff3:f804
143.243.248.5 0:0:0:0:0:ffff:8ff3:f805
143.243.248.6 0:0:0:0:0:ffff:8ff3:f806
143.243.248.7 0:0:0:0:0:ffff:8ff3:f807
143.243.248.8 0:0:0:0:0:ffff:8ff3:f808
143.243.248.9 0:0:0:0:0:ffff:8ff3:f809
143.243.248.10 0:0:0:0:0:ffff:8ff3:f80a
143.243.248.11 0:0:0:0:0:ffff:8ff3:f80b
143.243.248.12 0:0:0:0:0:ffff:8ff3:f80c
143.243.248.13 0:0:0:0:0:ffff:8ff3:f80d
143.243.248.14 0:0:0:0:0:ffff:8ff3:f80e
143.243.248.15 0:0:0:0:0:ffff:8ff3:f80f
143.243.248.16 0:0:0:0:0:ffff:8ff3:f810
143.243.248.17 0:0:0:0:0:ffff:8ff3:f811
143.243.248.18 0:0:0:0:0:ffff:8ff3:f812
143.243.248.19 0:0:0:0:0:ffff:8ff3:f813
143.243.248.20 0:0:0:0:0:ffff:8ff3:f814
143.243.248.21 0:0:0:0:0:ffff:8ff3:f815
143.243.248.22 0:0:0:0:0:ffff:8ff3:f816
143.243.248.23 0:0:0:0:0:ffff:8ff3:f817
143.243.248.24 0:0:0:0:0:ffff:8ff3:f818
143.243.248.25 0:0:0:0:0:ffff:8ff3:f819
143.243.248.26 0:0:0:0:0:ffff:8ff3:f81a
143.243.248.27 0:0:0:0:0:ffff:8ff3:f81b
143.243.248.28 0:0:0:0:0:ffff:8ff3:f81c
143.243.248.29 0:0:0:0:0:ffff:8ff3:f81d
143.243.248.30 0:0:0:0:0:ffff:8ff3:f81e
143.243.248.31 0:0:0:0:0:ffff:8ff3:f81f
143.243.248.32 0:0:0:0:0:ffff:8ff3:f820
143.243.248.33 0:0:0:0:0:ffff:8ff3:f821
143.243.248.34 0:0:0:0:0:ffff:8ff3:f822
143.243.248.35 0:0:0:0:0:ffff:8ff3:f823
143.243.248.36 0:0:0:0:0:ffff:8ff3:f824
143.243.248.37 0:0:0:0:0:ffff:8ff3:f825
143.243.248.38 0:0:0:0:0:ffff:8ff3:f826
143.243.248.39 0:0:0:0:0:ffff:8ff3:f827
143.243.248.40 0:0:0:0:0:ffff:8ff3:f828
143.243.248.41 0:0:0:0:0:ffff:8ff3:f829
143.243.248.42 0:0:0:0:0:ffff:8ff3:f82a
143.243.248.43 0:0:0:0:0:ffff:8ff3:f82b
143.243.248.44 0:0:0:0:0:ffff:8ff3:f82c
143.243.248.45 0:0:0:0:0:ffff:8ff3:f82d
143.243.248.46 0:0:0:0:0:ffff:8ff3:f82e
143.243.248.47 0:0:0:0:0:ffff:8ff3:f82f
143.243.248.48 0:0:0:0:0:ffff:8ff3:f830
143.243.248.49 0:0:0:0:0:ffff:8ff3:f831
143.243.248.50 0:0:0:0:0:ffff:8ff3:f832
143.243.248.51 0:0:0:0:0:ffff:8ff3:f833
143.243.248.52 0:0:0:0:0:ffff:8ff3:f834
143.243.248.53 0:0:0:0:0:ffff:8ff3:f835
143.243.248.54 0:0:0:0:0:ffff:8ff3:f836
143.243.248.55 0:0:0:0:0:ffff:8ff3:f837
143.243.248.56 0:0:0:0:0:ffff:8ff3:f838
143.243.248.57 0:0:0:0:0:ffff:8ff3:f839
143.243.248.58 0:0:0:0:0:ffff:8ff3:f83a
143.243.248.59 0:0:0:0:0:ffff:8ff3:f83b
143.243.248.60 0:0:0:0:0:ffff:8ff3:f83c


143.243.248.61 0:0:0:0:0:ffff:8ff3:f83d
143.243.248.62 0:0:0:0:0:ffff:8ff3:f83e
143.243.248.63 0:0:0:0:0:ffff:8ff3:f83f
143.243.248.64 0:0:0:0:0:ffff:8ff3:f840
143.243.248.65 0:0:0:0:0:ffff:8ff3:f841
143.243.248.66 0:0:0:0:0:ffff:8ff3:f842
143.243.248.67 0:0:0:0:0:ffff:8ff3:f843
143.243.248.68 0:0:0:0:0:ffff:8ff3:f844
143.243.248.69 0:0:0:0:0:ffff:8ff3:f845
143.243.248.70 0:0:0:0:0:ffff:8ff3:f846
143.243.248.71 0:0:0:0:0:ffff:8ff3:f847
143.243.248.72 0:0:0:0:0:ffff:8ff3:f848
143.243.248.73 0:0:0:0:0:ffff:8ff3:f849
143.243.248.74 0:0:0:0:0:ffff:8ff3:f84a
143.243.248.75 0:0:0:0:0:ffff:8ff3:f84b
143.243.248.76 0:0:0:0:0:ffff:8ff3:f84c
143.243.248.77 0:0:0:0:0:ffff:8ff3:f84d
143.243.248.78 0:0:0:0:0:ffff:8ff3:f84e
143.243.248.79 0:0:0:0:0:ffff:8ff3:f84f
143.243.248.80 0:0:0:0:0:ffff:8ff3:f850
143.243.248.81 0:0:0:0:0:ffff:8ff3:f851
143.243.248.82 0:0:0:0:0:ffff:8ff3:f852
143.243.248.83 0:0:0:0:0:ffff:8ff3:f853
143.243.248.84 0:0:0:0:0:ffff:8ff3:f854
143.243.248.85 0:0:0:0:0:ffff:8ff3:f855
143.243.248.86 0:0:0:0:0:ffff:8ff3:f856
143.243.248.87 0:0:0:0:0:ffff:8ff3:f857
143.243.248.88 0:0:0:0:0:ffff:8ff3:f858
143.243.248.89 0:0:0:0:0:ffff:8ff3:f859
143.243.248.90 0:0:0:0:0:ffff:8ff3:f85a
143.243.248.91 0:0:0:0:0:ffff:8ff3:f85b
143.243.248.92 0:0:0:0:0:ffff:8ff3:f85c
143.243.248.93 0:0:0:0:0:ffff:8ff3:f85d
143.243.248.94 0:0:0:0:0:ffff:8ff3:f85e
143.243.248.95 0:0:0:0:0:ffff:8ff3:f85f
143.243.248.96 0:0:0:0:0:ffff:8ff3:f860
143.243.248.97 0:0:0:0:0:ffff:8ff3:f861
143.243.248.98 0:0:0:0:0:ffff:8ff3:f862
143.243.248.99 0:0:0:0:0:ffff:8ff3:f863
143.243.248.100 0:0:0:0:0:ffff:8ff3:f864
143.243.248.101 0:0:0:0:0:ffff:8ff3:f865
143.243.248.102 0:0:0:0:0:ffff:8ff3:f866
143.243.248.103 0:0:0:0:0:ffff:8ff3:f867
143.243.248.104 0:0:0:0:0:ffff:8ff3:f868
143.243.248.105 0:0:0:0:0:ffff:8ff3:f869
143.243.248.106 0:0:0:0:0:ffff:8ff3:f86a
143.243.248.107 0:0:0:0:0:ffff:8ff3:f86b
143.243.248.108 0:0:0:0:0:ffff:8ff3:f86c
143.243.248.109 0:0:0:0:0:ffff:8ff3:f86d
143.243.248.110 0:0:0:0:0:ffff:8ff3:f86e
143.243.248.111 0:0:0:0:0:ffff:8ff3:f86f
143.243.248.112 0:0:0:0:0:ffff:8ff3:f870
143.243.248.113 0:0:0:0:0:ffff:8ff3:f871
143.243.248.114 0:0:0:0:0:ffff:8ff3:f872
143.243.248.115 0:0:0:0:0:ffff:8ff3:f873
143.243.248.116 0:0:0:0:0:ffff:8ff3:f874
143.243.248.117 0:0:0:0:0:ffff:8ff3:f875
143.243.248.118 0:0:0:0:0:ffff:8ff3:f876
143.243.248.119 0:0:0:0:0:ffff:8ff3:f877
143.243.248.120 0:0:0:0:0:ffff:8ff3:f878


143.243.248.121 0:0:0:0:0:ffff:8ff3:f879
143.243.248.122 0:0:0:0:0:ffff:8ff3:f87a
143.243.248.123 0:0:0:0:0:ffff:8ff3:f87b
143.243.248.124 0:0:0:0:0:ffff:8ff3:f87c
143.243.248.125 0:0:0:0:0:ffff:8ff3:f87d
143.243.248.126 0:0:0:0:0:ffff:8ff3:f87e
143.243.248.127 0:0:0:0:0:ffff:8ff3:f87f
143.243.248.128 0:0:0:0:0:ffff:8ff3:f880
143.243.248.129 0:0:0:0:0:ffff:8ff3:f881
143.243.248.130 0:0:0:0:0:ffff:8ff3:f882
143.243.248.131 0:0:0:0:0:ffff:8ff3:f883
143.243.248.132 0:0:0:0:0:ffff:8ff3:f884
143.243.248.133 0:0:0:0:0:ffff:8ff3:f885
143.243.248.134 0:0:0:0:0:ffff:8ff3:f886
143.243.248.135 0:0:0:0:0:ffff:8ff3:f887
143.243.248.136 0:0:0:0:0:ffff:8ff3:f888
143.243.248.137 0:0:0:0:0:ffff:8ff3:f889
143.243.248.138 0:0:0:0:0:ffff:8ff3:f88a
143.243.248.139 0:0:0:0:0:ffff:8ff3:f88b
143.243.248.140 0:0:0:0:0:ffff:8ff3:f88c
143.243.248.141 0:0:0:0:0:ffff:8ff3:f88d
143.243.248.142 0:0:0:0:0:ffff:8ff3:f88e
143.243.248.143 0:0:0:0:0:ffff:8ff3:f88f
143.243.248.144 0:0:0:0:0:ffff:8ff3:f890
143.243.248.145 0:0:0:0:0:ffff:8ff3:f891
143.243.248.146 0:0:0:0:0:ffff:8ff3:f892
143.243.248.147 0:0:0:0:0:ffff:8ff3:f893
143.243.248.148 0:0:0:0:0:ffff:8ff3:f894
143.243.248.149 0:0:0:0:0:ffff:8ff3:f895
143.243.248.150 0:0:0:0:0:ffff:8ff3:f896
143.243.248.151 0:0:0:0:0:ffff:8ff3:f897
143.243.248.152 0:0:0:0:0:ffff:8ff3:f898
143.243.248.153 0:0:0:0:0:ffff:8ff3:f899
143.243.248.154 0:0:0:0:0:ffff:8ff3:f89a
143.243.248.155 0:0:0:0:0:ffff:8ff3:f89b
143.243.248.156 0:0:0:0:0:ffff:8ff3:f89c
143.243.248.157 0:0:0:0:0:ffff:8ff3:f89d
143.243.248.158 0:0:0:0:0:ffff:8ff3:f89e
143.243.248.159 0:0:0:0:0:ffff:8ff3:f89f
143.243.248.160 0:0:0:0:0:ffff:8ff3:f8a0
143.243.248.161 0:0:0:0:0:ffff:8ff3:f8a1
143.243.248.162 0:0:0:0:0:ffff:8ff3:f8a2
143.243.248.163 0:0:0:0:0:ffff:8ff3:f8a3
143.243.248.164 0:0:0:0:0:ffff:8ff3:f8a4
143.243.248.165 0:0:0:0:0:ffff:8ff3:f8a5
143.243.248.166 0:0:0:0:0:ffff:8ff3:f8a6
143.243.248.167 0:0:0:0:0:ffff:8ff3:f8a7
143.243.248.168 0:0:0:0:0:ffff:8ff3:f8a8
143.243.248.169 0:0:0:0:0:ffff:8ff3:f8a9
143.243.248.170 0:0:0:0:0:ffff:8ff3:f8aa
143.243.248.171 0:0:0:0:0:ffff:8ff3:f8ab
143.243.248.172 0:0:0:0:0:ffff:8ff3:f8ac
143.243.248.173 0:0:0:0:0:ffff:8ff3:f8ad
143.243.248.174 0:0:0:0:0:ffff:8ff3:f8ae
143.243.248.175 0:0:0:0:0:ffff:8ff3:f8af
143.243.248.176 0:0:0:0:0:ffff:8ff3:f8b0
143.243.248.177 0:0:0:0:0:ffff:8ff3:f8b1
143.243.248.178 0:0:0:0:0:ffff:8ff3:f8b2
143.243.248.179 0:0:0:0:0:ffff:8ff3:f8b3
143.243.248.180 0:0:0:0:0:ffff:8ff3:f8b4


143.243.248.181 0:0:0:0:0:ffff:8ff3:f8b5
143.243.248.182 0:0:0:0:0:ffff:8ff3:f8b6
143.243.248.183 0:0:0:0:0:ffff:8ff3:f8b7
143.243.248.184 0:0:0:0:0:ffff:8ff3:f8b8
143.243.248.185 0:0:0:0:0:ffff:8ff3:f8b9
143.243.248.186 0:0:0:0:0:ffff:8ff3:f8ba
143.243.248.187 0:0:0:0:0:ffff:8ff3:f8bb
143.243.248.188 0:0:0:0:0:ffff:8ff3:f8bc
143.243.248.189 0:0:0:0:0:ffff:8ff3:f8bd
143.243.248.190 0:0:0:0:0:ffff:8ff3:f8be
143.243.248.191 0:0:0:0:0:ffff:8ff3:f8bf
143.243.248.192 0:0:0:0:0:ffff:8ff3:f8c0
143.243.248.193 0:0:0:0:0:ffff:8ff3:f8c1
143.243.248.194 0:0:0:0:0:ffff:8ff3:f8c2
143.243.248.195 0:0:0:0:0:ffff:8ff3:f8c3
143.243.248.196 0:0:0:0:0:ffff:8ff3:f8c4
143.243.248.197 0:0:0:0:0:ffff:8ff3:f8c5
143.243.248.198 0:0:0:0:0:ffff:8ff3:f8c6
143.243.248.199 0:0:0:0:0:ffff:8ff3:f8c7
143.243.248.200 0:0:0:0:0:ffff:8ff3:f8c8
143.243.248.201 0:0:0:0:0:ffff:8ff3:f8c9
143.243.248.202 0:0:0:0:0:ffff:8ff3:f8ca
143.243.248.203 0:0:0:0:0:ffff:8ff3:f8cb
143.243.248.204 0:0:0:0:0:ffff:8ff3:f8cc
143.243.248.205 0:0:0:0:0:ffff:8ff3:f8cd
143.243.248.206 0:0:0:0:0:ffff:8ff3:f8ce
143.243.248.207 0:0:0:0:0:ffff:8ff3:f8cf
143.243.248.208 0:0:0:0:0:ffff:8ff3:f8d0
143.243.248.209 0:0:0:0:0:ffff:8ff3:f8d1
143.243.248.210 0:0:0:0:0:ffff:8ff3:f8d2
143.243.248.211 0:0:0:0:0:ffff:8ff3:f8d3
143.243.248.212 0:0:0:0:0:ffff:8ff3:f8d4
143.243.248.213 0:0:0:0:0:ffff:8ff3:f8d5
143.243.248.214 0:0:0:0:0:ffff:8ff3:f8d6
143.243.248.215 0:0:0:0:0:ffff:8ff3:f8d7
143.243.248.216 0:0:0:0:0:ffff:8ff3:f8d8
143.243.248.217 0:0:0:0:0:ffff:8ff3:f8d9
143.243.248.218 0:0:0:0:0:ffff:8ff3:f8da
143.243.248.219 0:0:0:0:0:ffff:8ff3:f8db
143.243.248.220 0:0:0:0:0:ffff:8ff3:f8dc
143.243.248.221 0:0:0:0:0:ffff:8ff3:f8dd
143.243.248.222 0:0:0:0:0:ffff:8ff3:f8de
143.243.248.223 0:0:0:0:0:ffff:8ff3:f8df
143.243.248.224 0:0:0:0:0:ffff:8ff3:f8e0
143.243.248.225 0:0:0:0:0:ffff:8ff3:f8e1
143.243.248.226 0:0:0:0:0:ffff:8ff3:f8e2
143.243.248.227 0:0:0:0:0:ffff:8ff3:f8e3
143.243.248.228 0:0:0:0:0:ffff:8ff3:f8e4
143.243.248.229 0:0:0:0:0:ffff:8ff3:f8e5
143.243.248.230 0:0:0:0:0:ffff:8ff3:f8e6
143.243.248.231 0:0:0:0:0:ffff:8ff3:f8e7
143.243.248.232 0:0:0:0:0:ffff:8ff3:f8e8
143.243.248.233 0:0:0:0:0:ffff:8ff3:f8e9
143.243.248.234 0:0:0:0:0:ffff:8ff3:f8ea
143.243.248.235 0:0:0:0:0:ffff:8ff3:f8eb
143.243.248.236 0:0:0:0:0:ffff:8ff3:f8ec
143.243.248.237 0:0:0:0:0:ffff:8ff3:f8ed
143.243.248.238 0:0:0:0:0:ffff:8ff3:f8ee
143.243.248.239 0:0:0:0:0:ffff:8ff3:f8ef
143.243.248.240 0:0:0:0:0:ffff:8ff3:f8f0
143.243.248.241 0:0:0:0:0:ffff:8ff3:f8f1
143.243.248.242 0:0:0:0:0:ffff:8ff3:f8f2
143.243.248.243 0:0:0:0:0:ffff:8ff3:f8f3
143.243.248.244 0:0:0:0:0:ffff:8ff3:f8f4
143.243.248.245 0:0:0:0:0:ffff:8ff3:f8f5
143.243.248.246 0:0:0:0:0:ffff:8ff3:f8f6
143.243.248.247 0:0:0:0:0:ffff:8ff3:f8f7
143.243.248.248 0:0:0:0:0:ffff:8ff3:f8f8
143.243.248.249 0:0:0:0:0:ffff:8ff3:f8f9
143.243.248.250 0:0:0:0:0:ffff:8ff3:f8fa
143.243.248.251 0:0:0:0:0:ffff:8ff3:f8fb
143.243.248.252 0:0:0:0:0:ffff:8ff3:f8fc
143.243.248.253 0:0:0:0:0:ffff:8ff3:f8fd
143.243.248.254 0:0:0:0:0:ffff:8ff3:f8fe
143.243.248.255 0:0:0:0:0:ffff:8ff3:f8ff


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.