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
143.243.231.1 0:0:0:0:0:ffff:8ff3:e701
143.243.231.2 0:0:0:0:0:ffff:8ff3:e702
143.243.231.3 0:0:0:0:0:ffff:8ff3:e703
143.243.231.4 0:0:0:0:0:ffff:8ff3:e704
143.243.231.5 0:0:0:0:0:ffff:8ff3:e705
143.243.231.6 0:0:0:0:0:ffff:8ff3:e706
143.243.231.7 0:0:0:0:0:ffff:8ff3:e707
143.243.231.8 0:0:0:0:0:ffff:8ff3:e708
143.243.231.9 0:0:0:0:0:ffff:8ff3:e709
143.243.231.10 0:0:0:0:0:ffff:8ff3:e70a
143.243.231.11 0:0:0:0:0:ffff:8ff3:e70b
143.243.231.12 0:0:0:0:0:ffff:8ff3:e70c
143.243.231.13 0:0:0:0:0:ffff:8ff3:e70d
143.243.231.14 0:0:0:0:0:ffff:8ff3:e70e
143.243.231.15 0:0:0:0:0:ffff:8ff3:e70f
143.243.231.16 0:0:0:0:0:ffff:8ff3:e710
143.243.231.17 0:0:0:0:0:ffff:8ff3:e711
143.243.231.18 0:0:0:0:0:ffff:8ff3:e712
143.243.231.19 0:0:0:0:0:ffff:8ff3:e713
143.243.231.20 0:0:0:0:0:ffff:8ff3:e714
143.243.231.21 0:0:0:0:0:ffff:8ff3:e715
143.243.231.22 0:0:0:0:0:ffff:8ff3:e716
143.243.231.23 0:0:0:0:0:ffff:8ff3:e717
143.243.231.24 0:0:0:0:0:ffff:8ff3:e718
143.243.231.25 0:0:0:0:0:ffff:8ff3:e719
143.243.231.26 0:0:0:0:0:ffff:8ff3:e71a
143.243.231.27 0:0:0:0:0:ffff:8ff3:e71b
143.243.231.28 0:0:0:0:0:ffff:8ff3:e71c
143.243.231.29 0:0:0:0:0:ffff:8ff3:e71d
143.243.231.30 0:0:0:0:0:ffff:8ff3:e71e
143.243.231.31 0:0:0:0:0:ffff:8ff3:e71f
143.243.231.32 0:0:0:0:0:ffff:8ff3:e720
143.243.231.33 0:0:0:0:0:ffff:8ff3:e721
143.243.231.34 0:0:0:0:0:ffff:8ff3:e722
143.243.231.35 0:0:0:0:0:ffff:8ff3:e723
143.243.231.36 0:0:0:0:0:ffff:8ff3:e724
143.243.231.37 0:0:0:0:0:ffff:8ff3:e725
143.243.231.38 0:0:0:0:0:ffff:8ff3:e726
143.243.231.39 0:0:0:0:0:ffff:8ff3:e727
143.243.231.40 0:0:0:0:0:ffff:8ff3:e728
143.243.231.41 0:0:0:0:0:ffff:8ff3:e729
143.243.231.42 0:0:0:0:0:ffff:8ff3:e72a
143.243.231.43 0:0:0:0:0:ffff:8ff3:e72b
143.243.231.44 0:0:0:0:0:ffff:8ff3:e72c
143.243.231.45 0:0:0:0:0:ffff:8ff3:e72d
143.243.231.46 0:0:0:0:0:ffff:8ff3:e72e
143.243.231.47 0:0:0:0:0:ffff:8ff3:e72f
143.243.231.48 0:0:0:0:0:ffff:8ff3:e730
143.243.231.49 0:0:0:0:0:ffff:8ff3:e731
143.243.231.50 0:0:0:0:0:ffff:8ff3:e732
143.243.231.51 0:0:0:0:0:ffff:8ff3:e733
143.243.231.52 0:0:0:0:0:ffff:8ff3:e734
143.243.231.53 0:0:0:0:0:ffff:8ff3:e735
143.243.231.54 0:0:0:0:0:ffff:8ff3:e736
143.243.231.55 0:0:0:0:0:ffff:8ff3:e737
143.243.231.56 0:0:0:0:0:ffff:8ff3:e738
143.243.231.57 0:0:0:0:0:ffff:8ff3:e739
143.243.231.58 0:0:0:0:0:ffff:8ff3:e73a
143.243.231.59 0:0:0:0:0:ffff:8ff3:e73b
143.243.231.60 0:0:0:0:0:ffff:8ff3:e73c


143.243.231.61 0:0:0:0:0:ffff:8ff3:e73d
143.243.231.62 0:0:0:0:0:ffff:8ff3:e73e
143.243.231.63 0:0:0:0:0:ffff:8ff3:e73f
143.243.231.64 0:0:0:0:0:ffff:8ff3:e740
143.243.231.65 0:0:0:0:0:ffff:8ff3:e741
143.243.231.66 0:0:0:0:0:ffff:8ff3:e742
143.243.231.67 0:0:0:0:0:ffff:8ff3:e743
143.243.231.68 0:0:0:0:0:ffff:8ff3:e744
143.243.231.69 0:0:0:0:0:ffff:8ff3:e745
143.243.231.70 0:0:0:0:0:ffff:8ff3:e746
143.243.231.71 0:0:0:0:0:ffff:8ff3:e747
143.243.231.72 0:0:0:0:0:ffff:8ff3:e748
143.243.231.73 0:0:0:0:0:ffff:8ff3:e749
143.243.231.74 0:0:0:0:0:ffff:8ff3:e74a
143.243.231.75 0:0:0:0:0:ffff:8ff3:e74b
143.243.231.76 0:0:0:0:0:ffff:8ff3:e74c
143.243.231.77 0:0:0:0:0:ffff:8ff3:e74d
143.243.231.78 0:0:0:0:0:ffff:8ff3:e74e
143.243.231.79 0:0:0:0:0:ffff:8ff3:e74f
143.243.231.80 0:0:0:0:0:ffff:8ff3:e750
143.243.231.81 0:0:0:0:0:ffff:8ff3:e751
143.243.231.82 0:0:0:0:0:ffff:8ff3:e752
143.243.231.83 0:0:0:0:0:ffff:8ff3:e753
143.243.231.84 0:0:0:0:0:ffff:8ff3:e754
143.243.231.85 0:0:0:0:0:ffff:8ff3:e755
143.243.231.86 0:0:0:0:0:ffff:8ff3:e756
143.243.231.87 0:0:0:0:0:ffff:8ff3:e757
143.243.231.88 0:0:0:0:0:ffff:8ff3:e758
143.243.231.89 0:0:0:0:0:ffff:8ff3:e759
143.243.231.90 0:0:0:0:0:ffff:8ff3:e75a
143.243.231.91 0:0:0:0:0:ffff:8ff3:e75b
143.243.231.92 0:0:0:0:0:ffff:8ff3:e75c
143.243.231.93 0:0:0:0:0:ffff:8ff3:e75d
143.243.231.94 0:0:0:0:0:ffff:8ff3:e75e
143.243.231.95 0:0:0:0:0:ffff:8ff3:e75f
143.243.231.96 0:0:0:0:0:ffff:8ff3:e760
143.243.231.97 0:0:0:0:0:ffff:8ff3:e761
143.243.231.98 0:0:0:0:0:ffff:8ff3:e762
143.243.231.99 0:0:0:0:0:ffff:8ff3:e763
143.243.231.100 0:0:0:0:0:ffff:8ff3:e764
143.243.231.101 0:0:0:0:0:ffff:8ff3:e765
143.243.231.102 0:0:0:0:0:ffff:8ff3:e766
143.243.231.103 0:0:0:0:0:ffff:8ff3:e767
143.243.231.104 0:0:0:0:0:ffff:8ff3:e768
143.243.231.105 0:0:0:0:0:ffff:8ff3:e769
143.243.231.106 0:0:0:0:0:ffff:8ff3:e76a
143.243.231.107 0:0:0:0:0:ffff:8ff3:e76b
143.243.231.108 0:0:0:0:0:ffff:8ff3:e76c
143.243.231.109 0:0:0:0:0:ffff:8ff3:e76d
143.243.231.110 0:0:0:0:0:ffff:8ff3:e76e
143.243.231.111 0:0:0:0:0:ffff:8ff3:e76f
143.243.231.112 0:0:0:0:0:ffff:8ff3:e770
143.243.231.113 0:0:0:0:0:ffff:8ff3:e771
143.243.231.114 0:0:0:0:0:ffff:8ff3:e772
143.243.231.115 0:0:0:0:0:ffff:8ff3:e773
143.243.231.116 0:0:0:0:0:ffff:8ff3:e774
143.243.231.117 0:0:0:0:0:ffff:8ff3:e775
143.243.231.118 0:0:0:0:0:ffff:8ff3:e776
143.243.231.119 0:0:0:0:0:ffff:8ff3:e777
143.243.231.120 0:0:0:0:0:ffff:8ff3:e778


143.243.231.121 0:0:0:0:0:ffff:8ff3:e779
143.243.231.122 0:0:0:0:0:ffff:8ff3:e77a
143.243.231.123 0:0:0:0:0:ffff:8ff3:e77b
143.243.231.124 0:0:0:0:0:ffff:8ff3:e77c
143.243.231.125 0:0:0:0:0:ffff:8ff3:e77d
143.243.231.126 0:0:0:0:0:ffff:8ff3:e77e
143.243.231.127 0:0:0:0:0:ffff:8ff3:e77f
143.243.231.128 0:0:0:0:0:ffff:8ff3:e780
143.243.231.129 0:0:0:0:0:ffff:8ff3:e781
143.243.231.130 0:0:0:0:0:ffff:8ff3:e782
143.243.231.131 0:0:0:0:0:ffff:8ff3:e783
143.243.231.132 0:0:0:0:0:ffff:8ff3:e784
143.243.231.133 0:0:0:0:0:ffff:8ff3:e785
143.243.231.134 0:0:0:0:0:ffff:8ff3:e786
143.243.231.135 0:0:0:0:0:ffff:8ff3:e787
143.243.231.136 0:0:0:0:0:ffff:8ff3:e788
143.243.231.137 0:0:0:0:0:ffff:8ff3:e789
143.243.231.138 0:0:0:0:0:ffff:8ff3:e78a
143.243.231.139 0:0:0:0:0:ffff:8ff3:e78b
143.243.231.140 0:0:0:0:0:ffff:8ff3:e78c
143.243.231.141 0:0:0:0:0:ffff:8ff3:e78d
143.243.231.142 0:0:0:0:0:ffff:8ff3:e78e
143.243.231.143 0:0:0:0:0:ffff:8ff3:e78f
143.243.231.144 0:0:0:0:0:ffff:8ff3:e790
143.243.231.145 0:0:0:0:0:ffff:8ff3:e791
143.243.231.146 0:0:0:0:0:ffff:8ff3:e792
143.243.231.147 0:0:0:0:0:ffff:8ff3:e793
143.243.231.148 0:0:0:0:0:ffff:8ff3:e794
143.243.231.149 0:0:0:0:0:ffff:8ff3:e795
143.243.231.150 0:0:0:0:0:ffff:8ff3:e796
143.243.231.151 0:0:0:0:0:ffff:8ff3:e797
143.243.231.152 0:0:0:0:0:ffff:8ff3:e798
143.243.231.153 0:0:0:0:0:ffff:8ff3:e799
143.243.231.154 0:0:0:0:0:ffff:8ff3:e79a
143.243.231.155 0:0:0:0:0:ffff:8ff3:e79b
143.243.231.156 0:0:0:0:0:ffff:8ff3:e79c
143.243.231.157 0:0:0:0:0:ffff:8ff3:e79d
143.243.231.158 0:0:0:0:0:ffff:8ff3:e79e
143.243.231.159 0:0:0:0:0:ffff:8ff3:e79f
143.243.231.160 0:0:0:0:0:ffff:8ff3:e7a0
143.243.231.161 0:0:0:0:0:ffff:8ff3:e7a1
143.243.231.162 0:0:0:0:0:ffff:8ff3:e7a2
143.243.231.163 0:0:0:0:0:ffff:8ff3:e7a3
143.243.231.164 0:0:0:0:0:ffff:8ff3:e7a4
143.243.231.165 0:0:0:0:0:ffff:8ff3:e7a5
143.243.231.166 0:0:0:0:0:ffff:8ff3:e7a6
143.243.231.167 0:0:0:0:0:ffff:8ff3:e7a7
143.243.231.168 0:0:0:0:0:ffff:8ff3:e7a8
143.243.231.169 0:0:0:0:0:ffff:8ff3:e7a9
143.243.231.170 0:0:0:0:0:ffff:8ff3:e7aa
143.243.231.171 0:0:0:0:0:ffff:8ff3:e7ab
143.243.231.172 0:0:0:0:0:ffff:8ff3:e7ac
143.243.231.173 0:0:0:0:0:ffff:8ff3:e7ad
143.243.231.174 0:0:0:0:0:ffff:8ff3:e7ae
143.243.231.175 0:0:0:0:0:ffff:8ff3:e7af
143.243.231.176 0:0:0:0:0:ffff:8ff3:e7b0
143.243.231.177 0:0:0:0:0:ffff:8ff3:e7b1
143.243.231.178 0:0:0:0:0:ffff:8ff3:e7b2
143.243.231.179 0:0:0:0:0:ffff:8ff3:e7b3
143.243.231.180 0:0:0:0:0:ffff:8ff3:e7b4


143.243.231.181 0:0:0:0:0:ffff:8ff3:e7b5
143.243.231.182 0:0:0:0:0:ffff:8ff3:e7b6
143.243.231.183 0:0:0:0:0:ffff:8ff3:e7b7
143.243.231.184 0:0:0:0:0:ffff:8ff3:e7b8
143.243.231.185 0:0:0:0:0:ffff:8ff3:e7b9
143.243.231.186 0:0:0:0:0:ffff:8ff3:e7ba
143.243.231.187 0:0:0:0:0:ffff:8ff3:e7bb
143.243.231.188 0:0:0:0:0:ffff:8ff3:e7bc
143.243.231.189 0:0:0:0:0:ffff:8ff3:e7bd
143.243.231.190 0:0:0:0:0:ffff:8ff3:e7be
143.243.231.191 0:0:0:0:0:ffff:8ff3:e7bf
143.243.231.192 0:0:0:0:0:ffff:8ff3:e7c0
143.243.231.193 0:0:0:0:0:ffff:8ff3:e7c1
143.243.231.194 0:0:0:0:0:ffff:8ff3:e7c2
143.243.231.195 0:0:0:0:0:ffff:8ff3:e7c3
143.243.231.196 0:0:0:0:0:ffff:8ff3:e7c4
143.243.231.197 0:0:0:0:0:ffff:8ff3:e7c5
143.243.231.198 0:0:0:0:0:ffff:8ff3:e7c6
143.243.231.199 0:0:0:0:0:ffff:8ff3:e7c7
143.243.231.200 0:0:0:0:0:ffff:8ff3:e7c8
143.243.231.201 0:0:0:0:0:ffff:8ff3:e7c9
143.243.231.202 0:0:0:0:0:ffff:8ff3:e7ca
143.243.231.203 0:0:0:0:0:ffff:8ff3:e7cb
143.243.231.204 0:0:0:0:0:ffff:8ff3:e7cc
143.243.231.205 0:0:0:0:0:ffff:8ff3:e7cd
143.243.231.206 0:0:0:0:0:ffff:8ff3:e7ce
143.243.231.207 0:0:0:0:0:ffff:8ff3:e7cf
143.243.231.208 0:0:0:0:0:ffff:8ff3:e7d0
143.243.231.209 0:0:0:0:0:ffff:8ff3:e7d1
143.243.231.210 0:0:0:0:0:ffff:8ff3:e7d2
143.243.231.211 0:0:0:0:0:ffff:8ff3:e7d3
143.243.231.212 0:0:0:0:0:ffff:8ff3:e7d4
143.243.231.213 0:0:0:0:0:ffff:8ff3:e7d5
143.243.231.214 0:0:0:0:0:ffff:8ff3:e7d6
143.243.231.215 0:0:0:0:0:ffff:8ff3:e7d7
143.243.231.216 0:0:0:0:0:ffff:8ff3:e7d8
143.243.231.217 0:0:0:0:0:ffff:8ff3:e7d9
143.243.231.218 0:0:0:0:0:ffff:8ff3:e7da
143.243.231.219 0:0:0:0:0:ffff:8ff3:e7db
143.243.231.220 0:0:0:0:0:ffff:8ff3:e7dc
143.243.231.221 0:0:0:0:0:ffff:8ff3:e7dd
143.243.231.222 0:0:0:0:0:ffff:8ff3:e7de
143.243.231.223 0:0:0:0:0:ffff:8ff3:e7df
143.243.231.224 0:0:0:0:0:ffff:8ff3:e7e0
143.243.231.225 0:0:0:0:0:ffff:8ff3:e7e1
143.243.231.226 0:0:0:0:0:ffff:8ff3:e7e2
143.243.231.227 0:0:0:0:0:ffff:8ff3:e7e3
143.243.231.228 0:0:0:0:0:ffff:8ff3:e7e4
143.243.231.229 0:0:0:0:0:ffff:8ff3:e7e5
143.243.231.230 0:0:0:0:0:ffff:8ff3:e7e6
143.243.231.231 0:0:0:0:0:ffff:8ff3:e7e7
143.243.231.232 0:0:0:0:0:ffff:8ff3:e7e8
143.243.231.233 0:0:0:0:0:ffff:8ff3:e7e9
143.243.231.234 0:0:0:0:0:ffff:8ff3:e7ea
143.243.231.235 0:0:0:0:0:ffff:8ff3:e7eb
143.243.231.236 0:0:0:0:0:ffff:8ff3:e7ec
143.243.231.237 0:0:0:0:0:ffff:8ff3:e7ed
143.243.231.238 0:0:0:0:0:ffff:8ff3:e7ee
143.243.231.239 0:0:0:0:0:ffff:8ff3:e7ef
143.243.231.240 0:0:0:0:0:ffff:8ff3:e7f0
143.243.231.241 0:0:0:0:0:ffff:8ff3:e7f1
143.243.231.242 0:0:0:0:0:ffff:8ff3:e7f2
143.243.231.243 0:0:0:0:0:ffff:8ff3:e7f3
143.243.231.244 0:0:0:0:0:ffff:8ff3:e7f4
143.243.231.245 0:0:0:0:0:ffff:8ff3:e7f5
143.243.231.246 0:0:0:0:0:ffff:8ff3:e7f6
143.243.231.247 0:0:0:0:0:ffff:8ff3:e7f7
143.243.231.248 0:0:0:0:0:ffff:8ff3:e7f8
143.243.231.249 0:0:0:0:0:ffff:8ff3:e7f9
143.243.231.250 0:0:0:0:0:ffff:8ff3:e7fa
143.243.231.251 0:0:0:0:0:ffff:8ff3:e7fb
143.243.231.252 0:0:0:0:0:ffff:8ff3:e7fc
143.243.231.253 0:0:0:0:0:ffff:8ff3:e7fd
143.243.231.254 0:0:0:0:0:ffff:8ff3:e7fe
143.243.231.255 0:0:0:0:0:ffff:8ff3:e7ff


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.