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
143.243.43.1 0:0:0:0:0:ffff:8ff3:2b01
143.243.43.2 0:0:0:0:0:ffff:8ff3:2b02
143.243.43.3 0:0:0:0:0:ffff:8ff3:2b03
143.243.43.4 0:0:0:0:0:ffff:8ff3:2b04
143.243.43.5 0:0:0:0:0:ffff:8ff3:2b05
143.243.43.6 0:0:0:0:0:ffff:8ff3:2b06
143.243.43.7 0:0:0:0:0:ffff:8ff3:2b07
143.243.43.8 0:0:0:0:0:ffff:8ff3:2b08
143.243.43.9 0:0:0:0:0:ffff:8ff3:2b09
143.243.43.10 0:0:0:0:0:ffff:8ff3:2b0a
143.243.43.11 0:0:0:0:0:ffff:8ff3:2b0b
143.243.43.12 0:0:0:0:0:ffff:8ff3:2b0c
143.243.43.13 0:0:0:0:0:ffff:8ff3:2b0d
143.243.43.14 0:0:0:0:0:ffff:8ff3:2b0e
143.243.43.15 0:0:0:0:0:ffff:8ff3:2b0f
143.243.43.16 0:0:0:0:0:ffff:8ff3:2b10
143.243.43.17 0:0:0:0:0:ffff:8ff3:2b11
143.243.43.18 0:0:0:0:0:ffff:8ff3:2b12
143.243.43.19 0:0:0:0:0:ffff:8ff3:2b13
143.243.43.20 0:0:0:0:0:ffff:8ff3:2b14
143.243.43.21 0:0:0:0:0:ffff:8ff3:2b15
143.243.43.22 0:0:0:0:0:ffff:8ff3:2b16
143.243.43.23 0:0:0:0:0:ffff:8ff3:2b17
143.243.43.24 0:0:0:0:0:ffff:8ff3:2b18
143.243.43.25 0:0:0:0:0:ffff:8ff3:2b19
143.243.43.26 0:0:0:0:0:ffff:8ff3:2b1a
143.243.43.27 0:0:0:0:0:ffff:8ff3:2b1b
143.243.43.28 0:0:0:0:0:ffff:8ff3:2b1c
143.243.43.29 0:0:0:0:0:ffff:8ff3:2b1d
143.243.43.30 0:0:0:0:0:ffff:8ff3:2b1e
143.243.43.31 0:0:0:0:0:ffff:8ff3:2b1f
143.243.43.32 0:0:0:0:0:ffff:8ff3:2b20
143.243.43.33 0:0:0:0:0:ffff:8ff3:2b21
143.243.43.34 0:0:0:0:0:ffff:8ff3:2b22
143.243.43.35 0:0:0:0:0:ffff:8ff3:2b23
143.243.43.36 0:0:0:0:0:ffff:8ff3:2b24
143.243.43.37 0:0:0:0:0:ffff:8ff3:2b25
143.243.43.38 0:0:0:0:0:ffff:8ff3:2b26
143.243.43.39 0:0:0:0:0:ffff:8ff3:2b27
143.243.43.40 0:0:0:0:0:ffff:8ff3:2b28
143.243.43.41 0:0:0:0:0:ffff:8ff3:2b29
143.243.43.42 0:0:0:0:0:ffff:8ff3:2b2a
143.243.43.43 0:0:0:0:0:ffff:8ff3:2b2b
143.243.43.44 0:0:0:0:0:ffff:8ff3:2b2c
143.243.43.45 0:0:0:0:0:ffff:8ff3:2b2d
143.243.43.46 0:0:0:0:0:ffff:8ff3:2b2e
143.243.43.47 0:0:0:0:0:ffff:8ff3:2b2f
143.243.43.48 0:0:0:0:0:ffff:8ff3:2b30
143.243.43.49 0:0:0:0:0:ffff:8ff3:2b31
143.243.43.50 0:0:0:0:0:ffff:8ff3:2b32
143.243.43.51 0:0:0:0:0:ffff:8ff3:2b33
143.243.43.52 0:0:0:0:0:ffff:8ff3:2b34
143.243.43.53 0:0:0:0:0:ffff:8ff3:2b35
143.243.43.54 0:0:0:0:0:ffff:8ff3:2b36
143.243.43.55 0:0:0:0:0:ffff:8ff3:2b37
143.243.43.56 0:0:0:0:0:ffff:8ff3:2b38
143.243.43.57 0:0:0:0:0:ffff:8ff3:2b39
143.243.43.58 0:0:0:0:0:ffff:8ff3:2b3a
143.243.43.59 0:0:0:0:0:ffff:8ff3:2b3b
143.243.43.60 0:0:0:0:0:ffff:8ff3:2b3c


143.243.43.61 0:0:0:0:0:ffff:8ff3:2b3d
143.243.43.62 0:0:0:0:0:ffff:8ff3:2b3e
143.243.43.63 0:0:0:0:0:ffff:8ff3:2b3f
143.243.43.64 0:0:0:0:0:ffff:8ff3:2b40
143.243.43.65 0:0:0:0:0:ffff:8ff3:2b41
143.243.43.66 0:0:0:0:0:ffff:8ff3:2b42
143.243.43.67 0:0:0:0:0:ffff:8ff3:2b43
143.243.43.68 0:0:0:0:0:ffff:8ff3:2b44
143.243.43.69 0:0:0:0:0:ffff:8ff3:2b45
143.243.43.70 0:0:0:0:0:ffff:8ff3:2b46
143.243.43.71 0:0:0:0:0:ffff:8ff3:2b47
143.243.43.72 0:0:0:0:0:ffff:8ff3:2b48
143.243.43.73 0:0:0:0:0:ffff:8ff3:2b49
143.243.43.74 0:0:0:0:0:ffff:8ff3:2b4a
143.243.43.75 0:0:0:0:0:ffff:8ff3:2b4b
143.243.43.76 0:0:0:0:0:ffff:8ff3:2b4c
143.243.43.77 0:0:0:0:0:ffff:8ff3:2b4d
143.243.43.78 0:0:0:0:0:ffff:8ff3:2b4e
143.243.43.79 0:0:0:0:0:ffff:8ff3:2b4f
143.243.43.80 0:0:0:0:0:ffff:8ff3:2b50
143.243.43.81 0:0:0:0:0:ffff:8ff3:2b51
143.243.43.82 0:0:0:0:0:ffff:8ff3:2b52
143.243.43.83 0:0:0:0:0:ffff:8ff3:2b53
143.243.43.84 0:0:0:0:0:ffff:8ff3:2b54
143.243.43.85 0:0:0:0:0:ffff:8ff3:2b55
143.243.43.86 0:0:0:0:0:ffff:8ff3:2b56
143.243.43.87 0:0:0:0:0:ffff:8ff3:2b57
143.243.43.88 0:0:0:0:0:ffff:8ff3:2b58
143.243.43.89 0:0:0:0:0:ffff:8ff3:2b59
143.243.43.90 0:0:0:0:0:ffff:8ff3:2b5a
143.243.43.91 0:0:0:0:0:ffff:8ff3:2b5b
143.243.43.92 0:0:0:0:0:ffff:8ff3:2b5c
143.243.43.93 0:0:0:0:0:ffff:8ff3:2b5d
143.243.43.94 0:0:0:0:0:ffff:8ff3:2b5e
143.243.43.95 0:0:0:0:0:ffff:8ff3:2b5f
143.243.43.96 0:0:0:0:0:ffff:8ff3:2b60
143.243.43.97 0:0:0:0:0:ffff:8ff3:2b61
143.243.43.98 0:0:0:0:0:ffff:8ff3:2b62
143.243.43.99 0:0:0:0:0:ffff:8ff3:2b63
143.243.43.100 0:0:0:0:0:ffff:8ff3:2b64
143.243.43.101 0:0:0:0:0:ffff:8ff3:2b65
143.243.43.102 0:0:0:0:0:ffff:8ff3:2b66
143.243.43.103 0:0:0:0:0:ffff:8ff3:2b67
143.243.43.104 0:0:0:0:0:ffff:8ff3:2b68
143.243.43.105 0:0:0:0:0:ffff:8ff3:2b69
143.243.43.106 0:0:0:0:0:ffff:8ff3:2b6a
143.243.43.107 0:0:0:0:0:ffff:8ff3:2b6b
143.243.43.108 0:0:0:0:0:ffff:8ff3:2b6c
143.243.43.109 0:0:0:0:0:ffff:8ff3:2b6d
143.243.43.110 0:0:0:0:0:ffff:8ff3:2b6e
143.243.43.111 0:0:0:0:0:ffff:8ff3:2b6f
143.243.43.112 0:0:0:0:0:ffff:8ff3:2b70
143.243.43.113 0:0:0:0:0:ffff:8ff3:2b71
143.243.43.114 0:0:0:0:0:ffff:8ff3:2b72
143.243.43.115 0:0:0:0:0:ffff:8ff3:2b73
143.243.43.116 0:0:0:0:0:ffff:8ff3:2b74
143.243.43.117 0:0:0:0:0:ffff:8ff3:2b75
143.243.43.118 0:0:0:0:0:ffff:8ff3:2b76
143.243.43.119 0:0:0:0:0:ffff:8ff3:2b77
143.243.43.120 0:0:0:0:0:ffff:8ff3:2b78


143.243.43.121 0:0:0:0:0:ffff:8ff3:2b79
143.243.43.122 0:0:0:0:0:ffff:8ff3:2b7a
143.243.43.123 0:0:0:0:0:ffff:8ff3:2b7b
143.243.43.124 0:0:0:0:0:ffff:8ff3:2b7c
143.243.43.125 0:0:0:0:0:ffff:8ff3:2b7d
143.243.43.126 0:0:0:0:0:ffff:8ff3:2b7e
143.243.43.127 0:0:0:0:0:ffff:8ff3:2b7f
143.243.43.128 0:0:0:0:0:ffff:8ff3:2b80
143.243.43.129 0:0:0:0:0:ffff:8ff3:2b81
143.243.43.130 0:0:0:0:0:ffff:8ff3:2b82
143.243.43.131 0:0:0:0:0:ffff:8ff3:2b83
143.243.43.132 0:0:0:0:0:ffff:8ff3:2b84
143.243.43.133 0:0:0:0:0:ffff:8ff3:2b85
143.243.43.134 0:0:0:0:0:ffff:8ff3:2b86
143.243.43.135 0:0:0:0:0:ffff:8ff3:2b87
143.243.43.136 0:0:0:0:0:ffff:8ff3:2b88
143.243.43.137 0:0:0:0:0:ffff:8ff3:2b89
143.243.43.138 0:0:0:0:0:ffff:8ff3:2b8a
143.243.43.139 0:0:0:0:0:ffff:8ff3:2b8b
143.243.43.140 0:0:0:0:0:ffff:8ff3:2b8c
143.243.43.141 0:0:0:0:0:ffff:8ff3:2b8d
143.243.43.142 0:0:0:0:0:ffff:8ff3:2b8e
143.243.43.143 0:0:0:0:0:ffff:8ff3:2b8f
143.243.43.144 0:0:0:0:0:ffff:8ff3:2b90
143.243.43.145 0:0:0:0:0:ffff:8ff3:2b91
143.243.43.146 0:0:0:0:0:ffff:8ff3:2b92
143.243.43.147 0:0:0:0:0:ffff:8ff3:2b93
143.243.43.148 0:0:0:0:0:ffff:8ff3:2b94
143.243.43.149 0:0:0:0:0:ffff:8ff3:2b95
143.243.43.150 0:0:0:0:0:ffff:8ff3:2b96
143.243.43.151 0:0:0:0:0:ffff:8ff3:2b97
143.243.43.152 0:0:0:0:0:ffff:8ff3:2b98
143.243.43.153 0:0:0:0:0:ffff:8ff3:2b99
143.243.43.154 0:0:0:0:0:ffff:8ff3:2b9a
143.243.43.155 0:0:0:0:0:ffff:8ff3:2b9b
143.243.43.156 0:0:0:0:0:ffff:8ff3:2b9c
143.243.43.157 0:0:0:0:0:ffff:8ff3:2b9d
143.243.43.158 0:0:0:0:0:ffff:8ff3:2b9e
143.243.43.159 0:0:0:0:0:ffff:8ff3:2b9f
143.243.43.160 0:0:0:0:0:ffff:8ff3:2ba0
143.243.43.161 0:0:0:0:0:ffff:8ff3:2ba1
143.243.43.162 0:0:0:0:0:ffff:8ff3:2ba2
143.243.43.163 0:0:0:0:0:ffff:8ff3:2ba3
143.243.43.164 0:0:0:0:0:ffff:8ff3:2ba4
143.243.43.165 0:0:0:0:0:ffff:8ff3:2ba5
143.243.43.166 0:0:0:0:0:ffff:8ff3:2ba6
143.243.43.167 0:0:0:0:0:ffff:8ff3:2ba7
143.243.43.168 0:0:0:0:0:ffff:8ff3:2ba8
143.243.43.169 0:0:0:0:0:ffff:8ff3:2ba9
143.243.43.170 0:0:0:0:0:ffff:8ff3:2baa
143.243.43.171 0:0:0:0:0:ffff:8ff3:2bab
143.243.43.172 0:0:0:0:0:ffff:8ff3:2bac
143.243.43.173 0:0:0:0:0:ffff:8ff3:2bad
143.243.43.174 0:0:0:0:0:ffff:8ff3:2bae
143.243.43.175 0:0:0:0:0:ffff:8ff3:2baf
143.243.43.176 0:0:0:0:0:ffff:8ff3:2bb0
143.243.43.177 0:0:0:0:0:ffff:8ff3:2bb1
143.243.43.178 0:0:0:0:0:ffff:8ff3:2bb2
143.243.43.179 0:0:0:0:0:ffff:8ff3:2bb3
143.243.43.180 0:0:0:0:0:ffff:8ff3:2bb4


143.243.43.181 0:0:0:0:0:ffff:8ff3:2bb5
143.243.43.182 0:0:0:0:0:ffff:8ff3:2bb6
143.243.43.183 0:0:0:0:0:ffff:8ff3:2bb7
143.243.43.184 0:0:0:0:0:ffff:8ff3:2bb8
143.243.43.185 0:0:0:0:0:ffff:8ff3:2bb9
143.243.43.186 0:0:0:0:0:ffff:8ff3:2bba
143.243.43.187 0:0:0:0:0:ffff:8ff3:2bbb
143.243.43.188 0:0:0:0:0:ffff:8ff3:2bbc
143.243.43.189 0:0:0:0:0:ffff:8ff3:2bbd
143.243.43.190 0:0:0:0:0:ffff:8ff3:2bbe
143.243.43.191 0:0:0:0:0:ffff:8ff3:2bbf
143.243.43.192 0:0:0:0:0:ffff:8ff3:2bc0
143.243.43.193 0:0:0:0:0:ffff:8ff3:2bc1
143.243.43.194 0:0:0:0:0:ffff:8ff3:2bc2
143.243.43.195 0:0:0:0:0:ffff:8ff3:2bc3
143.243.43.196 0:0:0:0:0:ffff:8ff3:2bc4
143.243.43.197 0:0:0:0:0:ffff:8ff3:2bc5
143.243.43.198 0:0:0:0:0:ffff:8ff3:2bc6
143.243.43.199 0:0:0:0:0:ffff:8ff3:2bc7
143.243.43.200 0:0:0:0:0:ffff:8ff3:2bc8
143.243.43.201 0:0:0:0:0:ffff:8ff3:2bc9
143.243.43.202 0:0:0:0:0:ffff:8ff3:2bca
143.243.43.203 0:0:0:0:0:ffff:8ff3:2bcb
143.243.43.204 0:0:0:0:0:ffff:8ff3:2bcc
143.243.43.205 0:0:0:0:0:ffff:8ff3:2bcd
143.243.43.206 0:0:0:0:0:ffff:8ff3:2bce
143.243.43.207 0:0:0:0:0:ffff:8ff3:2bcf
143.243.43.208 0:0:0:0:0:ffff:8ff3:2bd0
143.243.43.209 0:0:0:0:0:ffff:8ff3:2bd1
143.243.43.210 0:0:0:0:0:ffff:8ff3:2bd2
143.243.43.211 0:0:0:0:0:ffff:8ff3:2bd3
143.243.43.212 0:0:0:0:0:ffff:8ff3:2bd4
143.243.43.213 0:0:0:0:0:ffff:8ff3:2bd5
143.243.43.214 0:0:0:0:0:ffff:8ff3:2bd6
143.243.43.215 0:0:0:0:0:ffff:8ff3:2bd7
143.243.43.216 0:0:0:0:0:ffff:8ff3:2bd8
143.243.43.217 0:0:0:0:0:ffff:8ff3:2bd9
143.243.43.218 0:0:0:0:0:ffff:8ff3:2bda
143.243.43.219 0:0:0:0:0:ffff:8ff3:2bdb
143.243.43.220 0:0:0:0:0:ffff:8ff3:2bdc
143.243.43.221 0:0:0:0:0:ffff:8ff3:2bdd
143.243.43.222 0:0:0:0:0:ffff:8ff3:2bde
143.243.43.223 0:0:0:0:0:ffff:8ff3:2bdf
143.243.43.224 0:0:0:0:0:ffff:8ff3:2be0
143.243.43.225 0:0:0:0:0:ffff:8ff3:2be1
143.243.43.226 0:0:0:0:0:ffff:8ff3:2be2
143.243.43.227 0:0:0:0:0:ffff:8ff3:2be3
143.243.43.228 0:0:0:0:0:ffff:8ff3:2be4
143.243.43.229 0:0:0:0:0:ffff:8ff3:2be5
143.243.43.230 0:0:0:0:0:ffff:8ff3:2be6
143.243.43.231 0:0:0:0:0:ffff:8ff3:2be7
143.243.43.232 0:0:0:0:0:ffff:8ff3:2be8
143.243.43.233 0:0:0:0:0:ffff:8ff3:2be9
143.243.43.234 0:0:0:0:0:ffff:8ff3:2bea
143.243.43.235 0:0:0:0:0:ffff:8ff3:2beb
143.243.43.236 0:0:0:0:0:ffff:8ff3:2bec
143.243.43.237 0:0:0:0:0:ffff:8ff3:2bed
143.243.43.238 0:0:0:0:0:ffff:8ff3:2bee
143.243.43.239 0:0:0:0:0:ffff:8ff3:2bef
143.243.43.240 0:0:0:0:0:ffff:8ff3:2bf0
143.243.43.241 0:0:0:0:0:ffff:8ff3:2bf1
143.243.43.242 0:0:0:0:0:ffff:8ff3:2bf2
143.243.43.243 0:0:0:0:0:ffff:8ff3:2bf3
143.243.43.244 0:0:0:0:0:ffff:8ff3:2bf4
143.243.43.245 0:0:0:0:0:ffff:8ff3:2bf5
143.243.43.246 0:0:0:0:0:ffff:8ff3:2bf6
143.243.43.247 0:0:0:0:0:ffff:8ff3:2bf7
143.243.43.248 0:0:0:0:0:ffff:8ff3:2bf8
143.243.43.249 0:0:0:0:0:ffff:8ff3:2bf9
143.243.43.250 0:0:0:0:0:ffff:8ff3:2bfa
143.243.43.251 0:0:0:0:0:ffff:8ff3:2bfb
143.243.43.252 0:0:0:0:0:ffff:8ff3:2bfc
143.243.43.253 0:0:0:0:0:ffff:8ff3:2bfd
143.243.43.254 0:0:0:0:0:ffff:8ff3:2bfe
143.243.43.255 0:0:0:0:0:ffff:8ff3:2bff


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.