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
143.243.90.1 0:0:0:0:0:ffff:8ff3:5a01
143.243.90.2 0:0:0:0:0:ffff:8ff3:5a02
143.243.90.3 0:0:0:0:0:ffff:8ff3:5a03
143.243.90.4 0:0:0:0:0:ffff:8ff3:5a04
143.243.90.5 0:0:0:0:0:ffff:8ff3:5a05
143.243.90.6 0:0:0:0:0:ffff:8ff3:5a06
143.243.90.7 0:0:0:0:0:ffff:8ff3:5a07
143.243.90.8 0:0:0:0:0:ffff:8ff3:5a08
143.243.90.9 0:0:0:0:0:ffff:8ff3:5a09
143.243.90.10 0:0:0:0:0:ffff:8ff3:5a0a
143.243.90.11 0:0:0:0:0:ffff:8ff3:5a0b
143.243.90.12 0:0:0:0:0:ffff:8ff3:5a0c
143.243.90.13 0:0:0:0:0:ffff:8ff3:5a0d
143.243.90.14 0:0:0:0:0:ffff:8ff3:5a0e
143.243.90.15 0:0:0:0:0:ffff:8ff3:5a0f
143.243.90.16 0:0:0:0:0:ffff:8ff3:5a10
143.243.90.17 0:0:0:0:0:ffff:8ff3:5a11
143.243.90.18 0:0:0:0:0:ffff:8ff3:5a12
143.243.90.19 0:0:0:0:0:ffff:8ff3:5a13
143.243.90.20 0:0:0:0:0:ffff:8ff3:5a14
143.243.90.21 0:0:0:0:0:ffff:8ff3:5a15
143.243.90.22 0:0:0:0:0:ffff:8ff3:5a16
143.243.90.23 0:0:0:0:0:ffff:8ff3:5a17
143.243.90.24 0:0:0:0:0:ffff:8ff3:5a18
143.243.90.25 0:0:0:0:0:ffff:8ff3:5a19
143.243.90.26 0:0:0:0:0:ffff:8ff3:5a1a
143.243.90.27 0:0:0:0:0:ffff:8ff3:5a1b
143.243.90.28 0:0:0:0:0:ffff:8ff3:5a1c
143.243.90.29 0:0:0:0:0:ffff:8ff3:5a1d
143.243.90.30 0:0:0:0:0:ffff:8ff3:5a1e
143.243.90.31 0:0:0:0:0:ffff:8ff3:5a1f
143.243.90.32 0:0:0:0:0:ffff:8ff3:5a20
143.243.90.33 0:0:0:0:0:ffff:8ff3:5a21
143.243.90.34 0:0:0:0:0:ffff:8ff3:5a22
143.243.90.35 0:0:0:0:0:ffff:8ff3:5a23
143.243.90.36 0:0:0:0:0:ffff:8ff3:5a24
143.243.90.37 0:0:0:0:0:ffff:8ff3:5a25
143.243.90.38 0:0:0:0:0:ffff:8ff3:5a26
143.243.90.39 0:0:0:0:0:ffff:8ff3:5a27
143.243.90.40 0:0:0:0:0:ffff:8ff3:5a28
143.243.90.41 0:0:0:0:0:ffff:8ff3:5a29
143.243.90.42 0:0:0:0:0:ffff:8ff3:5a2a
143.243.90.43 0:0:0:0:0:ffff:8ff3:5a2b
143.243.90.44 0:0:0:0:0:ffff:8ff3:5a2c
143.243.90.45 0:0:0:0:0:ffff:8ff3:5a2d
143.243.90.46 0:0:0:0:0:ffff:8ff3:5a2e
143.243.90.47 0:0:0:0:0:ffff:8ff3:5a2f
143.243.90.48 0:0:0:0:0:ffff:8ff3:5a30
143.243.90.49 0:0:0:0:0:ffff:8ff3:5a31
143.243.90.50 0:0:0:0:0:ffff:8ff3:5a32
143.243.90.51 0:0:0:0:0:ffff:8ff3:5a33
143.243.90.52 0:0:0:0:0:ffff:8ff3:5a34
143.243.90.53 0:0:0:0:0:ffff:8ff3:5a35
143.243.90.54 0:0:0:0:0:ffff:8ff3:5a36
143.243.90.55 0:0:0:0:0:ffff:8ff3:5a37
143.243.90.56 0:0:0:0:0:ffff:8ff3:5a38
143.243.90.57 0:0:0:0:0:ffff:8ff3:5a39
143.243.90.58 0:0:0:0:0:ffff:8ff3:5a3a
143.243.90.59 0:0:0:0:0:ffff:8ff3:5a3b
143.243.90.60 0:0:0:0:0:ffff:8ff3:5a3c


143.243.90.61 0:0:0:0:0:ffff:8ff3:5a3d
143.243.90.62 0:0:0:0:0:ffff:8ff3:5a3e
143.243.90.63 0:0:0:0:0:ffff:8ff3:5a3f
143.243.90.64 0:0:0:0:0:ffff:8ff3:5a40
143.243.90.65 0:0:0:0:0:ffff:8ff3:5a41
143.243.90.66 0:0:0:0:0:ffff:8ff3:5a42
143.243.90.67 0:0:0:0:0:ffff:8ff3:5a43
143.243.90.68 0:0:0:0:0:ffff:8ff3:5a44
143.243.90.69 0:0:0:0:0:ffff:8ff3:5a45
143.243.90.70 0:0:0:0:0:ffff:8ff3:5a46
143.243.90.71 0:0:0:0:0:ffff:8ff3:5a47
143.243.90.72 0:0:0:0:0:ffff:8ff3:5a48
143.243.90.73 0:0:0:0:0:ffff:8ff3:5a49
143.243.90.74 0:0:0:0:0:ffff:8ff3:5a4a
143.243.90.75 0:0:0:0:0:ffff:8ff3:5a4b
143.243.90.76 0:0:0:0:0:ffff:8ff3:5a4c
143.243.90.77 0:0:0:0:0:ffff:8ff3:5a4d
143.243.90.78 0:0:0:0:0:ffff:8ff3:5a4e
143.243.90.79 0:0:0:0:0:ffff:8ff3:5a4f
143.243.90.80 0:0:0:0:0:ffff:8ff3:5a50
143.243.90.81 0:0:0:0:0:ffff:8ff3:5a51
143.243.90.82 0:0:0:0:0:ffff:8ff3:5a52
143.243.90.83 0:0:0:0:0:ffff:8ff3:5a53
143.243.90.84 0:0:0:0:0:ffff:8ff3:5a54
143.243.90.85 0:0:0:0:0:ffff:8ff3:5a55
143.243.90.86 0:0:0:0:0:ffff:8ff3:5a56
143.243.90.87 0:0:0:0:0:ffff:8ff3:5a57
143.243.90.88 0:0:0:0:0:ffff:8ff3:5a58
143.243.90.89 0:0:0:0:0:ffff:8ff3:5a59
143.243.90.90 0:0:0:0:0:ffff:8ff3:5a5a
143.243.90.91 0:0:0:0:0:ffff:8ff3:5a5b
143.243.90.92 0:0:0:0:0:ffff:8ff3:5a5c
143.243.90.93 0:0:0:0:0:ffff:8ff3:5a5d
143.243.90.94 0:0:0:0:0:ffff:8ff3:5a5e
143.243.90.95 0:0:0:0:0:ffff:8ff3:5a5f
143.243.90.96 0:0:0:0:0:ffff:8ff3:5a60
143.243.90.97 0:0:0:0:0:ffff:8ff3:5a61
143.243.90.98 0:0:0:0:0:ffff:8ff3:5a62
143.243.90.99 0:0:0:0:0:ffff:8ff3:5a63
143.243.90.100 0:0:0:0:0:ffff:8ff3:5a64
143.243.90.101 0:0:0:0:0:ffff:8ff3:5a65
143.243.90.102 0:0:0:0:0:ffff:8ff3:5a66
143.243.90.103 0:0:0:0:0:ffff:8ff3:5a67
143.243.90.104 0:0:0:0:0:ffff:8ff3:5a68
143.243.90.105 0:0:0:0:0:ffff:8ff3:5a69
143.243.90.106 0:0:0:0:0:ffff:8ff3:5a6a
143.243.90.107 0:0:0:0:0:ffff:8ff3:5a6b
143.243.90.108 0:0:0:0:0:ffff:8ff3:5a6c
143.243.90.109 0:0:0:0:0:ffff:8ff3:5a6d
143.243.90.110 0:0:0:0:0:ffff:8ff3:5a6e
143.243.90.111 0:0:0:0:0:ffff:8ff3:5a6f
143.243.90.112 0:0:0:0:0:ffff:8ff3:5a70
143.243.90.113 0:0:0:0:0:ffff:8ff3:5a71
143.243.90.114 0:0:0:0:0:ffff:8ff3:5a72
143.243.90.115 0:0:0:0:0:ffff:8ff3:5a73
143.243.90.116 0:0:0:0:0:ffff:8ff3:5a74
143.243.90.117 0:0:0:0:0:ffff:8ff3:5a75
143.243.90.118 0:0:0:0:0:ffff:8ff3:5a76
143.243.90.119 0:0:0:0:0:ffff:8ff3:5a77
143.243.90.120 0:0:0:0:0:ffff:8ff3:5a78


143.243.90.121 0:0:0:0:0:ffff:8ff3:5a79
143.243.90.122 0:0:0:0:0:ffff:8ff3:5a7a
143.243.90.123 0:0:0:0:0:ffff:8ff3:5a7b
143.243.90.124 0:0:0:0:0:ffff:8ff3:5a7c
143.243.90.125 0:0:0:0:0:ffff:8ff3:5a7d
143.243.90.126 0:0:0:0:0:ffff:8ff3:5a7e
143.243.90.127 0:0:0:0:0:ffff:8ff3:5a7f
143.243.90.128 0:0:0:0:0:ffff:8ff3:5a80
143.243.90.129 0:0:0:0:0:ffff:8ff3:5a81
143.243.90.130 0:0:0:0:0:ffff:8ff3:5a82
143.243.90.131 0:0:0:0:0:ffff:8ff3:5a83
143.243.90.132 0:0:0:0:0:ffff:8ff3:5a84
143.243.90.133 0:0:0:0:0:ffff:8ff3:5a85
143.243.90.134 0:0:0:0:0:ffff:8ff3:5a86
143.243.90.135 0:0:0:0:0:ffff:8ff3:5a87
143.243.90.136 0:0:0:0:0:ffff:8ff3:5a88
143.243.90.137 0:0:0:0:0:ffff:8ff3:5a89
143.243.90.138 0:0:0:0:0:ffff:8ff3:5a8a
143.243.90.139 0:0:0:0:0:ffff:8ff3:5a8b
143.243.90.140 0:0:0:0:0:ffff:8ff3:5a8c
143.243.90.141 0:0:0:0:0:ffff:8ff3:5a8d
143.243.90.142 0:0:0:0:0:ffff:8ff3:5a8e
143.243.90.143 0:0:0:0:0:ffff:8ff3:5a8f
143.243.90.144 0:0:0:0:0:ffff:8ff3:5a90
143.243.90.145 0:0:0:0:0:ffff:8ff3:5a91
143.243.90.146 0:0:0:0:0:ffff:8ff3:5a92
143.243.90.147 0:0:0:0:0:ffff:8ff3:5a93
143.243.90.148 0:0:0:0:0:ffff:8ff3:5a94
143.243.90.149 0:0:0:0:0:ffff:8ff3:5a95
143.243.90.150 0:0:0:0:0:ffff:8ff3:5a96
143.243.90.151 0:0:0:0:0:ffff:8ff3:5a97
143.243.90.152 0:0:0:0:0:ffff:8ff3:5a98
143.243.90.153 0:0:0:0:0:ffff:8ff3:5a99
143.243.90.154 0:0:0:0:0:ffff:8ff3:5a9a
143.243.90.155 0:0:0:0:0:ffff:8ff3:5a9b
143.243.90.156 0:0:0:0:0:ffff:8ff3:5a9c
143.243.90.157 0:0:0:0:0:ffff:8ff3:5a9d
143.243.90.158 0:0:0:0:0:ffff:8ff3:5a9e
143.243.90.159 0:0:0:0:0:ffff:8ff3:5a9f
143.243.90.160 0:0:0:0:0:ffff:8ff3:5aa0
143.243.90.161 0:0:0:0:0:ffff:8ff3:5aa1
143.243.90.162 0:0:0:0:0:ffff:8ff3:5aa2
143.243.90.163 0:0:0:0:0:ffff:8ff3:5aa3
143.243.90.164 0:0:0:0:0:ffff:8ff3:5aa4
143.243.90.165 0:0:0:0:0:ffff:8ff3:5aa5
143.243.90.166 0:0:0:0:0:ffff:8ff3:5aa6
143.243.90.167 0:0:0:0:0:ffff:8ff3:5aa7
143.243.90.168 0:0:0:0:0:ffff:8ff3:5aa8
143.243.90.169 0:0:0:0:0:ffff:8ff3:5aa9
143.243.90.170 0:0:0:0:0:ffff:8ff3:5aaa
143.243.90.171 0:0:0:0:0:ffff:8ff3:5aab
143.243.90.172 0:0:0:0:0:ffff:8ff3:5aac
143.243.90.173 0:0:0:0:0:ffff:8ff3:5aad
143.243.90.174 0:0:0:0:0:ffff:8ff3:5aae
143.243.90.175 0:0:0:0:0:ffff:8ff3:5aaf
143.243.90.176 0:0:0:0:0:ffff:8ff3:5ab0
143.243.90.177 0:0:0:0:0:ffff:8ff3:5ab1
143.243.90.178 0:0:0:0:0:ffff:8ff3:5ab2
143.243.90.179 0:0:0:0:0:ffff:8ff3:5ab3
143.243.90.180 0:0:0:0:0:ffff:8ff3:5ab4


143.243.90.181 0:0:0:0:0:ffff:8ff3:5ab5
143.243.90.182 0:0:0:0:0:ffff:8ff3:5ab6
143.243.90.183 0:0:0:0:0:ffff:8ff3:5ab7
143.243.90.184 0:0:0:0:0:ffff:8ff3:5ab8
143.243.90.185 0:0:0:0:0:ffff:8ff3:5ab9
143.243.90.186 0:0:0:0:0:ffff:8ff3:5aba
143.243.90.187 0:0:0:0:0:ffff:8ff3:5abb
143.243.90.188 0:0:0:0:0:ffff:8ff3:5abc
143.243.90.189 0:0:0:0:0:ffff:8ff3:5abd
143.243.90.190 0:0:0:0:0:ffff:8ff3:5abe
143.243.90.191 0:0:0:0:0:ffff:8ff3:5abf
143.243.90.192 0:0:0:0:0:ffff:8ff3:5ac0
143.243.90.193 0:0:0:0:0:ffff:8ff3:5ac1
143.243.90.194 0:0:0:0:0:ffff:8ff3:5ac2
143.243.90.195 0:0:0:0:0:ffff:8ff3:5ac3
143.243.90.196 0:0:0:0:0:ffff:8ff3:5ac4
143.243.90.197 0:0:0:0:0:ffff:8ff3:5ac5
143.243.90.198 0:0:0:0:0:ffff:8ff3:5ac6
143.243.90.199 0:0:0:0:0:ffff:8ff3:5ac7
143.243.90.200 0:0:0:0:0:ffff:8ff3:5ac8
143.243.90.201 0:0:0:0:0:ffff:8ff3:5ac9
143.243.90.202 0:0:0:0:0:ffff:8ff3:5aca
143.243.90.203 0:0:0:0:0:ffff:8ff3:5acb
143.243.90.204 0:0:0:0:0:ffff:8ff3:5acc
143.243.90.205 0:0:0:0:0:ffff:8ff3:5acd
143.243.90.206 0:0:0:0:0:ffff:8ff3:5ace
143.243.90.207 0:0:0:0:0:ffff:8ff3:5acf
143.243.90.208 0:0:0:0:0:ffff:8ff3:5ad0
143.243.90.209 0:0:0:0:0:ffff:8ff3:5ad1
143.243.90.210 0:0:0:0:0:ffff:8ff3:5ad2
143.243.90.211 0:0:0:0:0:ffff:8ff3:5ad3
143.243.90.212 0:0:0:0:0:ffff:8ff3:5ad4
143.243.90.213 0:0:0:0:0:ffff:8ff3:5ad5
143.243.90.214 0:0:0:0:0:ffff:8ff3:5ad6
143.243.90.215 0:0:0:0:0:ffff:8ff3:5ad7
143.243.90.216 0:0:0:0:0:ffff:8ff3:5ad8
143.243.90.217 0:0:0:0:0:ffff:8ff3:5ad9
143.243.90.218 0:0:0:0:0:ffff:8ff3:5ada
143.243.90.219 0:0:0:0:0:ffff:8ff3:5adb
143.243.90.220 0:0:0:0:0:ffff:8ff3:5adc
143.243.90.221 0:0:0:0:0:ffff:8ff3:5add
143.243.90.222 0:0:0:0:0:ffff:8ff3:5ade
143.243.90.223 0:0:0:0:0:ffff:8ff3:5adf
143.243.90.224 0:0:0:0:0:ffff:8ff3:5ae0
143.243.90.225 0:0:0:0:0:ffff:8ff3:5ae1
143.243.90.226 0:0:0:0:0:ffff:8ff3:5ae2
143.243.90.227 0:0:0:0:0:ffff:8ff3:5ae3
143.243.90.228 0:0:0:0:0:ffff:8ff3:5ae4
143.243.90.229 0:0:0:0:0:ffff:8ff3:5ae5
143.243.90.230 0:0:0:0:0:ffff:8ff3:5ae6
143.243.90.231 0:0:0:0:0:ffff:8ff3:5ae7
143.243.90.232 0:0:0:0:0:ffff:8ff3:5ae8
143.243.90.233 0:0:0:0:0:ffff:8ff3:5ae9
143.243.90.234 0:0:0:0:0:ffff:8ff3:5aea
143.243.90.235 0:0:0:0:0:ffff:8ff3:5aeb
143.243.90.236 0:0:0:0:0:ffff:8ff3:5aec
143.243.90.237 0:0:0:0:0:ffff:8ff3:5aed
143.243.90.238 0:0:0:0:0:ffff:8ff3:5aee
143.243.90.239 0:0:0:0:0:ffff:8ff3:5aef
143.243.90.240 0:0:0:0:0:ffff:8ff3:5af0
143.243.90.241 0:0:0:0:0:ffff:8ff3:5af1
143.243.90.242 0:0:0:0:0:ffff:8ff3:5af2
143.243.90.243 0:0:0:0:0:ffff:8ff3:5af3
143.243.90.244 0:0:0:0:0:ffff:8ff3:5af4
143.243.90.245 0:0:0:0:0:ffff:8ff3:5af5
143.243.90.246 0:0:0:0:0:ffff:8ff3:5af6
143.243.90.247 0:0:0:0:0:ffff:8ff3:5af7
143.243.90.248 0:0:0:0:0:ffff:8ff3:5af8
143.243.90.249 0:0:0:0:0:ffff:8ff3:5af9
143.243.90.250 0:0:0:0:0:ffff:8ff3:5afa
143.243.90.251 0:0:0:0:0:ffff:8ff3:5afb
143.243.90.252 0:0:0:0:0:ffff:8ff3:5afc
143.243.90.253 0:0:0:0:0:ffff:8ff3:5afd
143.243.90.254 0:0:0:0:0:ffff:8ff3:5afe
143.243.90.255 0:0:0:0:0:ffff:8ff3:5aff


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.