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
143.243.27.1 0:0:0:0:0:ffff:8ff3:1b01
143.243.27.2 0:0:0:0:0:ffff:8ff3:1b02
143.243.27.3 0:0:0:0:0:ffff:8ff3:1b03
143.243.27.4 0:0:0:0:0:ffff:8ff3:1b04
143.243.27.5 0:0:0:0:0:ffff:8ff3:1b05
143.243.27.6 0:0:0:0:0:ffff:8ff3:1b06
143.243.27.7 0:0:0:0:0:ffff:8ff3:1b07
143.243.27.8 0:0:0:0:0:ffff:8ff3:1b08
143.243.27.9 0:0:0:0:0:ffff:8ff3:1b09
143.243.27.10 0:0:0:0:0:ffff:8ff3:1b0a
143.243.27.11 0:0:0:0:0:ffff:8ff3:1b0b
143.243.27.12 0:0:0:0:0:ffff:8ff3:1b0c
143.243.27.13 0:0:0:0:0:ffff:8ff3:1b0d
143.243.27.14 0:0:0:0:0:ffff:8ff3:1b0e
143.243.27.15 0:0:0:0:0:ffff:8ff3:1b0f
143.243.27.16 0:0:0:0:0:ffff:8ff3:1b10
143.243.27.17 0:0:0:0:0:ffff:8ff3:1b11
143.243.27.18 0:0:0:0:0:ffff:8ff3:1b12
143.243.27.19 0:0:0:0:0:ffff:8ff3:1b13
143.243.27.20 0:0:0:0:0:ffff:8ff3:1b14
143.243.27.21 0:0:0:0:0:ffff:8ff3:1b15
143.243.27.22 0:0:0:0:0:ffff:8ff3:1b16
143.243.27.23 0:0:0:0:0:ffff:8ff3:1b17
143.243.27.24 0:0:0:0:0:ffff:8ff3:1b18
143.243.27.25 0:0:0:0:0:ffff:8ff3:1b19
143.243.27.26 0:0:0:0:0:ffff:8ff3:1b1a
143.243.27.27 0:0:0:0:0:ffff:8ff3:1b1b
143.243.27.28 0:0:0:0:0:ffff:8ff3:1b1c
143.243.27.29 0:0:0:0:0:ffff:8ff3:1b1d
143.243.27.30 0:0:0:0:0:ffff:8ff3:1b1e
143.243.27.31 0:0:0:0:0:ffff:8ff3:1b1f
143.243.27.32 0:0:0:0:0:ffff:8ff3:1b20
143.243.27.33 0:0:0:0:0:ffff:8ff3:1b21
143.243.27.34 0:0:0:0:0:ffff:8ff3:1b22
143.243.27.35 0:0:0:0:0:ffff:8ff3:1b23
143.243.27.36 0:0:0:0:0:ffff:8ff3:1b24
143.243.27.37 0:0:0:0:0:ffff:8ff3:1b25
143.243.27.38 0:0:0:0:0:ffff:8ff3:1b26
143.243.27.39 0:0:0:0:0:ffff:8ff3:1b27
143.243.27.40 0:0:0:0:0:ffff:8ff3:1b28
143.243.27.41 0:0:0:0:0:ffff:8ff3:1b29
143.243.27.42 0:0:0:0:0:ffff:8ff3:1b2a
143.243.27.43 0:0:0:0:0:ffff:8ff3:1b2b
143.243.27.44 0:0:0:0:0:ffff:8ff3:1b2c
143.243.27.45 0:0:0:0:0:ffff:8ff3:1b2d
143.243.27.46 0:0:0:0:0:ffff:8ff3:1b2e
143.243.27.47 0:0:0:0:0:ffff:8ff3:1b2f
143.243.27.48 0:0:0:0:0:ffff:8ff3:1b30
143.243.27.49 0:0:0:0:0:ffff:8ff3:1b31
143.243.27.50 0:0:0:0:0:ffff:8ff3:1b32
143.243.27.51 0:0:0:0:0:ffff:8ff3:1b33
143.243.27.52 0:0:0:0:0:ffff:8ff3:1b34
143.243.27.53 0:0:0:0:0:ffff:8ff3:1b35
143.243.27.54 0:0:0:0:0:ffff:8ff3:1b36
143.243.27.55 0:0:0:0:0:ffff:8ff3:1b37
143.243.27.56 0:0:0:0:0:ffff:8ff3:1b38
143.243.27.57 0:0:0:0:0:ffff:8ff3:1b39
143.243.27.58 0:0:0:0:0:ffff:8ff3:1b3a
143.243.27.59 0:0:0:0:0:ffff:8ff3:1b3b
143.243.27.60 0:0:0:0:0:ffff:8ff3:1b3c


143.243.27.61 0:0:0:0:0:ffff:8ff3:1b3d
143.243.27.62 0:0:0:0:0:ffff:8ff3:1b3e
143.243.27.63 0:0:0:0:0:ffff:8ff3:1b3f
143.243.27.64 0:0:0:0:0:ffff:8ff3:1b40
143.243.27.65 0:0:0:0:0:ffff:8ff3:1b41
143.243.27.66 0:0:0:0:0:ffff:8ff3:1b42
143.243.27.67 0:0:0:0:0:ffff:8ff3:1b43
143.243.27.68 0:0:0:0:0:ffff:8ff3:1b44
143.243.27.69 0:0:0:0:0:ffff:8ff3:1b45
143.243.27.70 0:0:0:0:0:ffff:8ff3:1b46
143.243.27.71 0:0:0:0:0:ffff:8ff3:1b47
143.243.27.72 0:0:0:0:0:ffff:8ff3:1b48
143.243.27.73 0:0:0:0:0:ffff:8ff3:1b49
143.243.27.74 0:0:0:0:0:ffff:8ff3:1b4a
143.243.27.75 0:0:0:0:0:ffff:8ff3:1b4b
143.243.27.76 0:0:0:0:0:ffff:8ff3:1b4c
143.243.27.77 0:0:0:0:0:ffff:8ff3:1b4d
143.243.27.78 0:0:0:0:0:ffff:8ff3:1b4e
143.243.27.79 0:0:0:0:0:ffff:8ff3:1b4f
143.243.27.80 0:0:0:0:0:ffff:8ff3:1b50
143.243.27.81 0:0:0:0:0:ffff:8ff3:1b51
143.243.27.82 0:0:0:0:0:ffff:8ff3:1b52
143.243.27.83 0:0:0:0:0:ffff:8ff3:1b53
143.243.27.84 0:0:0:0:0:ffff:8ff3:1b54
143.243.27.85 0:0:0:0:0:ffff:8ff3:1b55
143.243.27.86 0:0:0:0:0:ffff:8ff3:1b56
143.243.27.87 0:0:0:0:0:ffff:8ff3:1b57
143.243.27.88 0:0:0:0:0:ffff:8ff3:1b58
143.243.27.89 0:0:0:0:0:ffff:8ff3:1b59
143.243.27.90 0:0:0:0:0:ffff:8ff3:1b5a
143.243.27.91 0:0:0:0:0:ffff:8ff3:1b5b
143.243.27.92 0:0:0:0:0:ffff:8ff3:1b5c
143.243.27.93 0:0:0:0:0:ffff:8ff3:1b5d
143.243.27.94 0:0:0:0:0:ffff:8ff3:1b5e
143.243.27.95 0:0:0:0:0:ffff:8ff3:1b5f
143.243.27.96 0:0:0:0:0:ffff:8ff3:1b60
143.243.27.97 0:0:0:0:0:ffff:8ff3:1b61
143.243.27.98 0:0:0:0:0:ffff:8ff3:1b62
143.243.27.99 0:0:0:0:0:ffff:8ff3:1b63
143.243.27.100 0:0:0:0:0:ffff:8ff3:1b64
143.243.27.101 0:0:0:0:0:ffff:8ff3:1b65
143.243.27.102 0:0:0:0:0:ffff:8ff3:1b66
143.243.27.103 0:0:0:0:0:ffff:8ff3:1b67
143.243.27.104 0:0:0:0:0:ffff:8ff3:1b68
143.243.27.105 0:0:0:0:0:ffff:8ff3:1b69
143.243.27.106 0:0:0:0:0:ffff:8ff3:1b6a
143.243.27.107 0:0:0:0:0:ffff:8ff3:1b6b
143.243.27.108 0:0:0:0:0:ffff:8ff3:1b6c
143.243.27.109 0:0:0:0:0:ffff:8ff3:1b6d
143.243.27.110 0:0:0:0:0:ffff:8ff3:1b6e
143.243.27.111 0:0:0:0:0:ffff:8ff3:1b6f
143.243.27.112 0:0:0:0:0:ffff:8ff3:1b70
143.243.27.113 0:0:0:0:0:ffff:8ff3:1b71
143.243.27.114 0:0:0:0:0:ffff:8ff3:1b72
143.243.27.115 0:0:0:0:0:ffff:8ff3:1b73
143.243.27.116 0:0:0:0:0:ffff:8ff3:1b74
143.243.27.117 0:0:0:0:0:ffff:8ff3:1b75
143.243.27.118 0:0:0:0:0:ffff:8ff3:1b76
143.243.27.119 0:0:0:0:0:ffff:8ff3:1b77
143.243.27.120 0:0:0:0:0:ffff:8ff3:1b78


143.243.27.121 0:0:0:0:0:ffff:8ff3:1b79
143.243.27.122 0:0:0:0:0:ffff:8ff3:1b7a
143.243.27.123 0:0:0:0:0:ffff:8ff3:1b7b
143.243.27.124 0:0:0:0:0:ffff:8ff3:1b7c
143.243.27.125 0:0:0:0:0:ffff:8ff3:1b7d
143.243.27.126 0:0:0:0:0:ffff:8ff3:1b7e
143.243.27.127 0:0:0:0:0:ffff:8ff3:1b7f
143.243.27.128 0:0:0:0:0:ffff:8ff3:1b80
143.243.27.129 0:0:0:0:0:ffff:8ff3:1b81
143.243.27.130 0:0:0:0:0:ffff:8ff3:1b82
143.243.27.131 0:0:0:0:0:ffff:8ff3:1b83
143.243.27.132 0:0:0:0:0:ffff:8ff3:1b84
143.243.27.133 0:0:0:0:0:ffff:8ff3:1b85
143.243.27.134 0:0:0:0:0:ffff:8ff3:1b86
143.243.27.135 0:0:0:0:0:ffff:8ff3:1b87
143.243.27.136 0:0:0:0:0:ffff:8ff3:1b88
143.243.27.137 0:0:0:0:0:ffff:8ff3:1b89
143.243.27.138 0:0:0:0:0:ffff:8ff3:1b8a
143.243.27.139 0:0:0:0:0:ffff:8ff3:1b8b
143.243.27.140 0:0:0:0:0:ffff:8ff3:1b8c
143.243.27.141 0:0:0:0:0:ffff:8ff3:1b8d
143.243.27.142 0:0:0:0:0:ffff:8ff3:1b8e
143.243.27.143 0:0:0:0:0:ffff:8ff3:1b8f
143.243.27.144 0:0:0:0:0:ffff:8ff3:1b90
143.243.27.145 0:0:0:0:0:ffff:8ff3:1b91
143.243.27.146 0:0:0:0:0:ffff:8ff3:1b92
143.243.27.147 0:0:0:0:0:ffff:8ff3:1b93
143.243.27.148 0:0:0:0:0:ffff:8ff3:1b94
143.243.27.149 0:0:0:0:0:ffff:8ff3:1b95
143.243.27.150 0:0:0:0:0:ffff:8ff3:1b96
143.243.27.151 0:0:0:0:0:ffff:8ff3:1b97
143.243.27.152 0:0:0:0:0:ffff:8ff3:1b98
143.243.27.153 0:0:0:0:0:ffff:8ff3:1b99
143.243.27.154 0:0:0:0:0:ffff:8ff3:1b9a
143.243.27.155 0:0:0:0:0:ffff:8ff3:1b9b
143.243.27.156 0:0:0:0:0:ffff:8ff3:1b9c
143.243.27.157 0:0:0:0:0:ffff:8ff3:1b9d
143.243.27.158 0:0:0:0:0:ffff:8ff3:1b9e
143.243.27.159 0:0:0:0:0:ffff:8ff3:1b9f
143.243.27.160 0:0:0:0:0:ffff:8ff3:1ba0
143.243.27.161 0:0:0:0:0:ffff:8ff3:1ba1
143.243.27.162 0:0:0:0:0:ffff:8ff3:1ba2
143.243.27.163 0:0:0:0:0:ffff:8ff3:1ba3
143.243.27.164 0:0:0:0:0:ffff:8ff3:1ba4
143.243.27.165 0:0:0:0:0:ffff:8ff3:1ba5
143.243.27.166 0:0:0:0:0:ffff:8ff3:1ba6
143.243.27.167 0:0:0:0:0:ffff:8ff3:1ba7
143.243.27.168 0:0:0:0:0:ffff:8ff3:1ba8
143.243.27.169 0:0:0:0:0:ffff:8ff3:1ba9
143.243.27.170 0:0:0:0:0:ffff:8ff3:1baa
143.243.27.171 0:0:0:0:0:ffff:8ff3:1bab
143.243.27.172 0:0:0:0:0:ffff:8ff3:1bac
143.243.27.173 0:0:0:0:0:ffff:8ff3:1bad
143.243.27.174 0:0:0:0:0:ffff:8ff3:1bae
143.243.27.175 0:0:0:0:0:ffff:8ff3:1baf
143.243.27.176 0:0:0:0:0:ffff:8ff3:1bb0
143.243.27.177 0:0:0:0:0:ffff:8ff3:1bb1
143.243.27.178 0:0:0:0:0:ffff:8ff3:1bb2
143.243.27.179 0:0:0:0:0:ffff:8ff3:1bb3
143.243.27.180 0:0:0:0:0:ffff:8ff3:1bb4


143.243.27.181 0:0:0:0:0:ffff:8ff3:1bb5
143.243.27.182 0:0:0:0:0:ffff:8ff3:1bb6
143.243.27.183 0:0:0:0:0:ffff:8ff3:1bb7
143.243.27.184 0:0:0:0:0:ffff:8ff3:1bb8
143.243.27.185 0:0:0:0:0:ffff:8ff3:1bb9
143.243.27.186 0:0:0:0:0:ffff:8ff3:1bba
143.243.27.187 0:0:0:0:0:ffff:8ff3:1bbb
143.243.27.188 0:0:0:0:0:ffff:8ff3:1bbc
143.243.27.189 0:0:0:0:0:ffff:8ff3:1bbd
143.243.27.190 0:0:0:0:0:ffff:8ff3:1bbe
143.243.27.191 0:0:0:0:0:ffff:8ff3:1bbf
143.243.27.192 0:0:0:0:0:ffff:8ff3:1bc0
143.243.27.193 0:0:0:0:0:ffff:8ff3:1bc1
143.243.27.194 0:0:0:0:0:ffff:8ff3:1bc2
143.243.27.195 0:0:0:0:0:ffff:8ff3:1bc3
143.243.27.196 0:0:0:0:0:ffff:8ff3:1bc4
143.243.27.197 0:0:0:0:0:ffff:8ff3:1bc5
143.243.27.198 0:0:0:0:0:ffff:8ff3:1bc6
143.243.27.199 0:0:0:0:0:ffff:8ff3:1bc7
143.243.27.200 0:0:0:0:0:ffff:8ff3:1bc8
143.243.27.201 0:0:0:0:0:ffff:8ff3:1bc9
143.243.27.202 0:0:0:0:0:ffff:8ff3:1bca
143.243.27.203 0:0:0:0:0:ffff:8ff3:1bcb
143.243.27.204 0:0:0:0:0:ffff:8ff3:1bcc
143.243.27.205 0:0:0:0:0:ffff:8ff3:1bcd
143.243.27.206 0:0:0:0:0:ffff:8ff3:1bce
143.243.27.207 0:0:0:0:0:ffff:8ff3:1bcf
143.243.27.208 0:0:0:0:0:ffff:8ff3:1bd0
143.243.27.209 0:0:0:0:0:ffff:8ff3:1bd1
143.243.27.210 0:0:0:0:0:ffff:8ff3:1bd2
143.243.27.211 0:0:0:0:0:ffff:8ff3:1bd3
143.243.27.212 0:0:0:0:0:ffff:8ff3:1bd4
143.243.27.213 0:0:0:0:0:ffff:8ff3:1bd5
143.243.27.214 0:0:0:0:0:ffff:8ff3:1bd6
143.243.27.215 0:0:0:0:0:ffff:8ff3:1bd7
143.243.27.216 0:0:0:0:0:ffff:8ff3:1bd8
143.243.27.217 0:0:0:0:0:ffff:8ff3:1bd9
143.243.27.218 0:0:0:0:0:ffff:8ff3:1bda
143.243.27.219 0:0:0:0:0:ffff:8ff3:1bdb
143.243.27.220 0:0:0:0:0:ffff:8ff3:1bdc
143.243.27.221 0:0:0:0:0:ffff:8ff3:1bdd
143.243.27.222 0:0:0:0:0:ffff:8ff3:1bde
143.243.27.223 0:0:0:0:0:ffff:8ff3:1bdf
143.243.27.224 0:0:0:0:0:ffff:8ff3:1be0
143.243.27.225 0:0:0:0:0:ffff:8ff3:1be1
143.243.27.226 0:0:0:0:0:ffff:8ff3:1be2
143.243.27.227 0:0:0:0:0:ffff:8ff3:1be3
143.243.27.228 0:0:0:0:0:ffff:8ff3:1be4
143.243.27.229 0:0:0:0:0:ffff:8ff3:1be5
143.243.27.230 0:0:0:0:0:ffff:8ff3:1be6
143.243.27.231 0:0:0:0:0:ffff:8ff3:1be7
143.243.27.232 0:0:0:0:0:ffff:8ff3:1be8
143.243.27.233 0:0:0:0:0:ffff:8ff3:1be9
143.243.27.234 0:0:0:0:0:ffff:8ff3:1bea
143.243.27.235 0:0:0:0:0:ffff:8ff3:1beb
143.243.27.236 0:0:0:0:0:ffff:8ff3:1bec
143.243.27.237 0:0:0:0:0:ffff:8ff3:1bed
143.243.27.238 0:0:0:0:0:ffff:8ff3:1bee
143.243.27.239 0:0:0:0:0:ffff:8ff3:1bef
143.243.27.240 0:0:0:0:0:ffff:8ff3:1bf0
143.243.27.241 0:0:0:0:0:ffff:8ff3:1bf1
143.243.27.242 0:0:0:0:0:ffff:8ff3:1bf2
143.243.27.243 0:0:0:0:0:ffff:8ff3:1bf3
143.243.27.244 0:0:0:0:0:ffff:8ff3:1bf4
143.243.27.245 0:0:0:0:0:ffff:8ff3:1bf5
143.243.27.246 0:0:0:0:0:ffff:8ff3:1bf6
143.243.27.247 0:0:0:0:0:ffff:8ff3:1bf7
143.243.27.248 0:0:0:0:0:ffff:8ff3:1bf8
143.243.27.249 0:0:0:0:0:ffff:8ff3:1bf9
143.243.27.250 0:0:0:0:0:ffff:8ff3:1bfa
143.243.27.251 0:0:0:0:0:ffff:8ff3:1bfb
143.243.27.252 0:0:0:0:0:ffff:8ff3:1bfc
143.243.27.253 0:0:0:0:0:ffff:8ff3:1bfd
143.243.27.254 0:0:0:0:0:ffff:8ff3:1bfe
143.243.27.255 0:0:0:0:0:ffff:8ff3:1bff


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.