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
143.243.11.1 0:0:0:0:0:ffff:8ff3:b01
143.243.11.2 0:0:0:0:0:ffff:8ff3:b02
143.243.11.3 0:0:0:0:0:ffff:8ff3:b03
143.243.11.4 0:0:0:0:0:ffff:8ff3:b04
143.243.11.5 0:0:0:0:0:ffff:8ff3:b05
143.243.11.6 0:0:0:0:0:ffff:8ff3:b06
143.243.11.7 0:0:0:0:0:ffff:8ff3:b07
143.243.11.8 0:0:0:0:0:ffff:8ff3:b08
143.243.11.9 0:0:0:0:0:ffff:8ff3:b09
143.243.11.10 0:0:0:0:0:ffff:8ff3:b0a
143.243.11.11 0:0:0:0:0:ffff:8ff3:b0b
143.243.11.12 0:0:0:0:0:ffff:8ff3:b0c
143.243.11.13 0:0:0:0:0:ffff:8ff3:b0d
143.243.11.14 0:0:0:0:0:ffff:8ff3:b0e
143.243.11.15 0:0:0:0:0:ffff:8ff3:b0f
143.243.11.16 0:0:0:0:0:ffff:8ff3:b10
143.243.11.17 0:0:0:0:0:ffff:8ff3:b11
143.243.11.18 0:0:0:0:0:ffff:8ff3:b12
143.243.11.19 0:0:0:0:0:ffff:8ff3:b13
143.243.11.20 0:0:0:0:0:ffff:8ff3:b14
143.243.11.21 0:0:0:0:0:ffff:8ff3:b15
143.243.11.22 0:0:0:0:0:ffff:8ff3:b16
143.243.11.23 0:0:0:0:0:ffff:8ff3:b17
143.243.11.24 0:0:0:0:0:ffff:8ff3:b18
143.243.11.25 0:0:0:0:0:ffff:8ff3:b19
143.243.11.26 0:0:0:0:0:ffff:8ff3:b1a
143.243.11.27 0:0:0:0:0:ffff:8ff3:b1b
143.243.11.28 0:0:0:0:0:ffff:8ff3:b1c
143.243.11.29 0:0:0:0:0:ffff:8ff3:b1d
143.243.11.30 0:0:0:0:0:ffff:8ff3:b1e
143.243.11.31 0:0:0:0:0:ffff:8ff3:b1f
143.243.11.32 0:0:0:0:0:ffff:8ff3:b20
143.243.11.33 0:0:0:0:0:ffff:8ff3:b21
143.243.11.34 0:0:0:0:0:ffff:8ff3:b22
143.243.11.35 0:0:0:0:0:ffff:8ff3:b23
143.243.11.36 0:0:0:0:0:ffff:8ff3:b24
143.243.11.37 0:0:0:0:0:ffff:8ff3:b25
143.243.11.38 0:0:0:0:0:ffff:8ff3:b26
143.243.11.39 0:0:0:0:0:ffff:8ff3:b27
143.243.11.40 0:0:0:0:0:ffff:8ff3:b28
143.243.11.41 0:0:0:0:0:ffff:8ff3:b29
143.243.11.42 0:0:0:0:0:ffff:8ff3:b2a
143.243.11.43 0:0:0:0:0:ffff:8ff3:b2b
143.243.11.44 0:0:0:0:0:ffff:8ff3:b2c
143.243.11.45 0:0:0:0:0:ffff:8ff3:b2d
143.243.11.46 0:0:0:0:0:ffff:8ff3:b2e
143.243.11.47 0:0:0:0:0:ffff:8ff3:b2f
143.243.11.48 0:0:0:0:0:ffff:8ff3:b30
143.243.11.49 0:0:0:0:0:ffff:8ff3:b31
143.243.11.50 0:0:0:0:0:ffff:8ff3:b32
143.243.11.51 0:0:0:0:0:ffff:8ff3:b33
143.243.11.52 0:0:0:0:0:ffff:8ff3:b34
143.243.11.53 0:0:0:0:0:ffff:8ff3:b35
143.243.11.54 0:0:0:0:0:ffff:8ff3:b36
143.243.11.55 0:0:0:0:0:ffff:8ff3:b37
143.243.11.56 0:0:0:0:0:ffff:8ff3:b38
143.243.11.57 0:0:0:0:0:ffff:8ff3:b39
143.243.11.58 0:0:0:0:0:ffff:8ff3:b3a
143.243.11.59 0:0:0:0:0:ffff:8ff3:b3b
143.243.11.60 0:0:0:0:0:ffff:8ff3:b3c


143.243.11.61 0:0:0:0:0:ffff:8ff3:b3d
143.243.11.62 0:0:0:0:0:ffff:8ff3:b3e
143.243.11.63 0:0:0:0:0:ffff:8ff3:b3f
143.243.11.64 0:0:0:0:0:ffff:8ff3:b40
143.243.11.65 0:0:0:0:0:ffff:8ff3:b41
143.243.11.66 0:0:0:0:0:ffff:8ff3:b42
143.243.11.67 0:0:0:0:0:ffff:8ff3:b43
143.243.11.68 0:0:0:0:0:ffff:8ff3:b44
143.243.11.69 0:0:0:0:0:ffff:8ff3:b45
143.243.11.70 0:0:0:0:0:ffff:8ff3:b46
143.243.11.71 0:0:0:0:0:ffff:8ff3:b47
143.243.11.72 0:0:0:0:0:ffff:8ff3:b48
143.243.11.73 0:0:0:0:0:ffff:8ff3:b49
143.243.11.74 0:0:0:0:0:ffff:8ff3:b4a
143.243.11.75 0:0:0:0:0:ffff:8ff3:b4b
143.243.11.76 0:0:0:0:0:ffff:8ff3:b4c
143.243.11.77 0:0:0:0:0:ffff:8ff3:b4d
143.243.11.78 0:0:0:0:0:ffff:8ff3:b4e
143.243.11.79 0:0:0:0:0:ffff:8ff3:b4f
143.243.11.80 0:0:0:0:0:ffff:8ff3:b50
143.243.11.81 0:0:0:0:0:ffff:8ff3:b51
143.243.11.82 0:0:0:0:0:ffff:8ff3:b52
143.243.11.83 0:0:0:0:0:ffff:8ff3:b53
143.243.11.84 0:0:0:0:0:ffff:8ff3:b54
143.243.11.85 0:0:0:0:0:ffff:8ff3:b55
143.243.11.86 0:0:0:0:0:ffff:8ff3:b56
143.243.11.87 0:0:0:0:0:ffff:8ff3:b57
143.243.11.88 0:0:0:0:0:ffff:8ff3:b58
143.243.11.89 0:0:0:0:0:ffff:8ff3:b59
143.243.11.90 0:0:0:0:0:ffff:8ff3:b5a
143.243.11.91 0:0:0:0:0:ffff:8ff3:b5b
143.243.11.92 0:0:0:0:0:ffff:8ff3:b5c
143.243.11.93 0:0:0:0:0:ffff:8ff3:b5d
143.243.11.94 0:0:0:0:0:ffff:8ff3:b5e
143.243.11.95 0:0:0:0:0:ffff:8ff3:b5f
143.243.11.96 0:0:0:0:0:ffff:8ff3:b60
143.243.11.97 0:0:0:0:0:ffff:8ff3:b61
143.243.11.98 0:0:0:0:0:ffff:8ff3:b62
143.243.11.99 0:0:0:0:0:ffff:8ff3:b63
143.243.11.100 0:0:0:0:0:ffff:8ff3:b64
143.243.11.101 0:0:0:0:0:ffff:8ff3:b65
143.243.11.102 0:0:0:0:0:ffff:8ff3:b66
143.243.11.103 0:0:0:0:0:ffff:8ff3:b67
143.243.11.104 0:0:0:0:0:ffff:8ff3:b68
143.243.11.105 0:0:0:0:0:ffff:8ff3:b69
143.243.11.106 0:0:0:0:0:ffff:8ff3:b6a
143.243.11.107 0:0:0:0:0:ffff:8ff3:b6b
143.243.11.108 0:0:0:0:0:ffff:8ff3:b6c
143.243.11.109 0:0:0:0:0:ffff:8ff3:b6d
143.243.11.110 0:0:0:0:0:ffff:8ff3:b6e
143.243.11.111 0:0:0:0:0:ffff:8ff3:b6f
143.243.11.112 0:0:0:0:0:ffff:8ff3:b70
143.243.11.113 0:0:0:0:0:ffff:8ff3:b71
143.243.11.114 0:0:0:0:0:ffff:8ff3:b72
143.243.11.115 0:0:0:0:0:ffff:8ff3:b73
143.243.11.116 0:0:0:0:0:ffff:8ff3:b74
143.243.11.117 0:0:0:0:0:ffff:8ff3:b75
143.243.11.118 0:0:0:0:0:ffff:8ff3:b76
143.243.11.119 0:0:0:0:0:ffff:8ff3:b77
143.243.11.120 0:0:0:0:0:ffff:8ff3:b78


143.243.11.121 0:0:0:0:0:ffff:8ff3:b79
143.243.11.122 0:0:0:0:0:ffff:8ff3:b7a
143.243.11.123 0:0:0:0:0:ffff:8ff3:b7b
143.243.11.124 0:0:0:0:0:ffff:8ff3:b7c
143.243.11.125 0:0:0:0:0:ffff:8ff3:b7d
143.243.11.126 0:0:0:0:0:ffff:8ff3:b7e
143.243.11.127 0:0:0:0:0:ffff:8ff3:b7f
143.243.11.128 0:0:0:0:0:ffff:8ff3:b80
143.243.11.129 0:0:0:0:0:ffff:8ff3:b81
143.243.11.130 0:0:0:0:0:ffff:8ff3:b82
143.243.11.131 0:0:0:0:0:ffff:8ff3:b83
143.243.11.132 0:0:0:0:0:ffff:8ff3:b84
143.243.11.133 0:0:0:0:0:ffff:8ff3:b85
143.243.11.134 0:0:0:0:0:ffff:8ff3:b86
143.243.11.135 0:0:0:0:0:ffff:8ff3:b87
143.243.11.136 0:0:0:0:0:ffff:8ff3:b88
143.243.11.137 0:0:0:0:0:ffff:8ff3:b89
143.243.11.138 0:0:0:0:0:ffff:8ff3:b8a
143.243.11.139 0:0:0:0:0:ffff:8ff3:b8b
143.243.11.140 0:0:0:0:0:ffff:8ff3:b8c
143.243.11.141 0:0:0:0:0:ffff:8ff3:b8d
143.243.11.142 0:0:0:0:0:ffff:8ff3:b8e
143.243.11.143 0:0:0:0:0:ffff:8ff3:b8f
143.243.11.144 0:0:0:0:0:ffff:8ff3:b90
143.243.11.145 0:0:0:0:0:ffff:8ff3:b91
143.243.11.146 0:0:0:0:0:ffff:8ff3:b92
143.243.11.147 0:0:0:0:0:ffff:8ff3:b93
143.243.11.148 0:0:0:0:0:ffff:8ff3:b94
143.243.11.149 0:0:0:0:0:ffff:8ff3:b95
143.243.11.150 0:0:0:0:0:ffff:8ff3:b96
143.243.11.151 0:0:0:0:0:ffff:8ff3:b97
143.243.11.152 0:0:0:0:0:ffff:8ff3:b98
143.243.11.153 0:0:0:0:0:ffff:8ff3:b99
143.243.11.154 0:0:0:0:0:ffff:8ff3:b9a
143.243.11.155 0:0:0:0:0:ffff:8ff3:b9b
143.243.11.156 0:0:0:0:0:ffff:8ff3:b9c
143.243.11.157 0:0:0:0:0:ffff:8ff3:b9d
143.243.11.158 0:0:0:0:0:ffff:8ff3:b9e
143.243.11.159 0:0:0:0:0:ffff:8ff3:b9f
143.243.11.160 0:0:0:0:0:ffff:8ff3:ba0
143.243.11.161 0:0:0:0:0:ffff:8ff3:ba1
143.243.11.162 0:0:0:0:0:ffff:8ff3:ba2
143.243.11.163 0:0:0:0:0:ffff:8ff3:ba3
143.243.11.164 0:0:0:0:0:ffff:8ff3:ba4
143.243.11.165 0:0:0:0:0:ffff:8ff3:ba5
143.243.11.166 0:0:0:0:0:ffff:8ff3:ba6
143.243.11.167 0:0:0:0:0:ffff:8ff3:ba7
143.243.11.168 0:0:0:0:0:ffff:8ff3:ba8
143.243.11.169 0:0:0:0:0:ffff:8ff3:ba9
143.243.11.170 0:0:0:0:0:ffff:8ff3:baa
143.243.11.171 0:0:0:0:0:ffff:8ff3:bab
143.243.11.172 0:0:0:0:0:ffff:8ff3:bac
143.243.11.173 0:0:0:0:0:ffff:8ff3:bad
143.243.11.174 0:0:0:0:0:ffff:8ff3:bae
143.243.11.175 0:0:0:0:0:ffff:8ff3:baf
143.243.11.176 0:0:0:0:0:ffff:8ff3:bb0
143.243.11.177 0:0:0:0:0:ffff:8ff3:bb1
143.243.11.178 0:0:0:0:0:ffff:8ff3:bb2
143.243.11.179 0:0:0:0:0:ffff:8ff3:bb3
143.243.11.180 0:0:0:0:0:ffff:8ff3:bb4


143.243.11.181 0:0:0:0:0:ffff:8ff3:bb5
143.243.11.182 0:0:0:0:0:ffff:8ff3:bb6
143.243.11.183 0:0:0:0:0:ffff:8ff3:bb7
143.243.11.184 0:0:0:0:0:ffff:8ff3:bb8
143.243.11.185 0:0:0:0:0:ffff:8ff3:bb9
143.243.11.186 0:0:0:0:0:ffff:8ff3:bba
143.243.11.187 0:0:0:0:0:ffff:8ff3:bbb
143.243.11.188 0:0:0:0:0:ffff:8ff3:bbc
143.243.11.189 0:0:0:0:0:ffff:8ff3:bbd
143.243.11.190 0:0:0:0:0:ffff:8ff3:bbe
143.243.11.191 0:0:0:0:0:ffff:8ff3:bbf
143.243.11.192 0:0:0:0:0:ffff:8ff3:bc0
143.243.11.193 0:0:0:0:0:ffff:8ff3:bc1
143.243.11.194 0:0:0:0:0:ffff:8ff3:bc2
143.243.11.195 0:0:0:0:0:ffff:8ff3:bc3
143.243.11.196 0:0:0:0:0:ffff:8ff3:bc4
143.243.11.197 0:0:0:0:0:ffff:8ff3:bc5
143.243.11.198 0:0:0:0:0:ffff:8ff3:bc6
143.243.11.199 0:0:0:0:0:ffff:8ff3:bc7
143.243.11.200 0:0:0:0:0:ffff:8ff3:bc8
143.243.11.201 0:0:0:0:0:ffff:8ff3:bc9
143.243.11.202 0:0:0:0:0:ffff:8ff3:bca
143.243.11.203 0:0:0:0:0:ffff:8ff3:bcb
143.243.11.204 0:0:0:0:0:ffff:8ff3:bcc
143.243.11.205 0:0:0:0:0:ffff:8ff3:bcd
143.243.11.206 0:0:0:0:0:ffff:8ff3:bce
143.243.11.207 0:0:0:0:0:ffff:8ff3:bcf
143.243.11.208 0:0:0:0:0:ffff:8ff3:bd0
143.243.11.209 0:0:0:0:0:ffff:8ff3:bd1
143.243.11.210 0:0:0:0:0:ffff:8ff3:bd2
143.243.11.211 0:0:0:0:0:ffff:8ff3:bd3
143.243.11.212 0:0:0:0:0:ffff:8ff3:bd4
143.243.11.213 0:0:0:0:0:ffff:8ff3:bd5
143.243.11.214 0:0:0:0:0:ffff:8ff3:bd6
143.243.11.215 0:0:0:0:0:ffff:8ff3:bd7
143.243.11.216 0:0:0:0:0:ffff:8ff3:bd8
143.243.11.217 0:0:0:0:0:ffff:8ff3:bd9
143.243.11.218 0:0:0:0:0:ffff:8ff3:bda
143.243.11.219 0:0:0:0:0:ffff:8ff3:bdb
143.243.11.220 0:0:0:0:0:ffff:8ff3:bdc
143.243.11.221 0:0:0:0:0:ffff:8ff3:bdd
143.243.11.222 0:0:0:0:0:ffff:8ff3:bde
143.243.11.223 0:0:0:0:0:ffff:8ff3:bdf
143.243.11.224 0:0:0:0:0:ffff:8ff3:be0
143.243.11.225 0:0:0:0:0:ffff:8ff3:be1
143.243.11.226 0:0:0:0:0:ffff:8ff3:be2
143.243.11.227 0:0:0:0:0:ffff:8ff3:be3
143.243.11.228 0:0:0:0:0:ffff:8ff3:be4
143.243.11.229 0:0:0:0:0:ffff:8ff3:be5
143.243.11.230 0:0:0:0:0:ffff:8ff3:be6
143.243.11.231 0:0:0:0:0:ffff:8ff3:be7
143.243.11.232 0:0:0:0:0:ffff:8ff3:be8
143.243.11.233 0:0:0:0:0:ffff:8ff3:be9
143.243.11.234 0:0:0:0:0:ffff:8ff3:bea
143.243.11.235 0:0:0:0:0:ffff:8ff3:beb
143.243.11.236 0:0:0:0:0:ffff:8ff3:bec
143.243.11.237 0:0:0:0:0:ffff:8ff3:bed
143.243.11.238 0:0:0:0:0:ffff:8ff3:bee
143.243.11.239 0:0:0:0:0:ffff:8ff3:bef
143.243.11.240 0:0:0:0:0:ffff:8ff3:bf0
143.243.11.241 0:0:0:0:0:ffff:8ff3:bf1
143.243.11.242 0:0:0:0:0:ffff:8ff3:bf2
143.243.11.243 0:0:0:0:0:ffff:8ff3:bf3
143.243.11.244 0:0:0:0:0:ffff:8ff3:bf4
143.243.11.245 0:0:0:0:0:ffff:8ff3:bf5
143.243.11.246 0:0:0:0:0:ffff:8ff3:bf6
143.243.11.247 0:0:0:0:0:ffff:8ff3:bf7
143.243.11.248 0:0:0:0:0:ffff:8ff3:bf8
143.243.11.249 0:0:0:0:0:ffff:8ff3:bf9
143.243.11.250 0:0:0:0:0:ffff:8ff3:bfa
143.243.11.251 0:0:0:0:0:ffff:8ff3:bfb
143.243.11.252 0:0:0:0:0:ffff:8ff3:bfc
143.243.11.253 0:0:0:0:0:ffff:8ff3:bfd
143.243.11.254 0:0:0:0:0:ffff:8ff3:bfe
143.243.11.255 0:0:0:0:0:ffff:8ff3:bff


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.