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
144.21.90.1 0:0:0:0:0:ffff:9015:5a01
144.21.90.2 0:0:0:0:0:ffff:9015:5a02
144.21.90.3 0:0:0:0:0:ffff:9015:5a03
144.21.90.4 0:0:0:0:0:ffff:9015:5a04
144.21.90.5 0:0:0:0:0:ffff:9015:5a05
144.21.90.6 0:0:0:0:0:ffff:9015:5a06
144.21.90.7 0:0:0:0:0:ffff:9015:5a07
144.21.90.8 0:0:0:0:0:ffff:9015:5a08
144.21.90.9 0:0:0:0:0:ffff:9015:5a09
144.21.90.10 0:0:0:0:0:ffff:9015:5a0a
144.21.90.11 0:0:0:0:0:ffff:9015:5a0b
144.21.90.12 0:0:0:0:0:ffff:9015:5a0c
144.21.90.13 0:0:0:0:0:ffff:9015:5a0d
144.21.90.14 0:0:0:0:0:ffff:9015:5a0e
144.21.90.15 0:0:0:0:0:ffff:9015:5a0f
144.21.90.16 0:0:0:0:0:ffff:9015:5a10
144.21.90.17 0:0:0:0:0:ffff:9015:5a11
144.21.90.18 0:0:0:0:0:ffff:9015:5a12
144.21.90.19 0:0:0:0:0:ffff:9015:5a13
144.21.90.20 0:0:0:0:0:ffff:9015:5a14
144.21.90.21 0:0:0:0:0:ffff:9015:5a15
144.21.90.22 0:0:0:0:0:ffff:9015:5a16
144.21.90.23 0:0:0:0:0:ffff:9015:5a17
144.21.90.24 0:0:0:0:0:ffff:9015:5a18
144.21.90.25 0:0:0:0:0:ffff:9015:5a19
144.21.90.26 0:0:0:0:0:ffff:9015:5a1a
144.21.90.27 0:0:0:0:0:ffff:9015:5a1b
144.21.90.28 0:0:0:0:0:ffff:9015:5a1c
144.21.90.29 0:0:0:0:0:ffff:9015:5a1d
144.21.90.30 0:0:0:0:0:ffff:9015:5a1e
144.21.90.31 0:0:0:0:0:ffff:9015:5a1f
144.21.90.32 0:0:0:0:0:ffff:9015:5a20
144.21.90.33 0:0:0:0:0:ffff:9015:5a21
144.21.90.34 0:0:0:0:0:ffff:9015:5a22
144.21.90.35 0:0:0:0:0:ffff:9015:5a23
144.21.90.36 0:0:0:0:0:ffff:9015:5a24
144.21.90.37 0:0:0:0:0:ffff:9015:5a25
144.21.90.38 0:0:0:0:0:ffff:9015:5a26
144.21.90.39 0:0:0:0:0:ffff:9015:5a27
144.21.90.40 0:0:0:0:0:ffff:9015:5a28
144.21.90.41 0:0:0:0:0:ffff:9015:5a29
144.21.90.42 0:0:0:0:0:ffff:9015:5a2a
144.21.90.43 0:0:0:0:0:ffff:9015:5a2b
144.21.90.44 0:0:0:0:0:ffff:9015:5a2c
144.21.90.45 0:0:0:0:0:ffff:9015:5a2d
144.21.90.46 0:0:0:0:0:ffff:9015:5a2e
144.21.90.47 0:0:0:0:0:ffff:9015:5a2f
144.21.90.48 0:0:0:0:0:ffff:9015:5a30
144.21.90.49 0:0:0:0:0:ffff:9015:5a31
144.21.90.50 0:0:0:0:0:ffff:9015:5a32
144.21.90.51 0:0:0:0:0:ffff:9015:5a33
144.21.90.52 0:0:0:0:0:ffff:9015:5a34
144.21.90.53 0:0:0:0:0:ffff:9015:5a35
144.21.90.54 0:0:0:0:0:ffff:9015:5a36
144.21.90.55 0:0:0:0:0:ffff:9015:5a37
144.21.90.56 0:0:0:0:0:ffff:9015:5a38
144.21.90.57 0:0:0:0:0:ffff:9015:5a39
144.21.90.58 0:0:0:0:0:ffff:9015:5a3a
144.21.90.59 0:0:0:0:0:ffff:9015:5a3b
144.21.90.60 0:0:0:0:0:ffff:9015:5a3c


144.21.90.61 0:0:0:0:0:ffff:9015:5a3d
144.21.90.62 0:0:0:0:0:ffff:9015:5a3e
144.21.90.63 0:0:0:0:0:ffff:9015:5a3f
144.21.90.64 0:0:0:0:0:ffff:9015:5a40
144.21.90.65 0:0:0:0:0:ffff:9015:5a41
144.21.90.66 0:0:0:0:0:ffff:9015:5a42
144.21.90.67 0:0:0:0:0:ffff:9015:5a43
144.21.90.68 0:0:0:0:0:ffff:9015:5a44
144.21.90.69 0:0:0:0:0:ffff:9015:5a45
144.21.90.70 0:0:0:0:0:ffff:9015:5a46
144.21.90.71 0:0:0:0:0:ffff:9015:5a47
144.21.90.72 0:0:0:0:0:ffff:9015:5a48
144.21.90.73 0:0:0:0:0:ffff:9015:5a49
144.21.90.74 0:0:0:0:0:ffff:9015:5a4a
144.21.90.75 0:0:0:0:0:ffff:9015:5a4b
144.21.90.76 0:0:0:0:0:ffff:9015:5a4c
144.21.90.77 0:0:0:0:0:ffff:9015:5a4d
144.21.90.78 0:0:0:0:0:ffff:9015:5a4e
144.21.90.79 0:0:0:0:0:ffff:9015:5a4f
144.21.90.80 0:0:0:0:0:ffff:9015:5a50
144.21.90.81 0:0:0:0:0:ffff:9015:5a51
144.21.90.82 0:0:0:0:0:ffff:9015:5a52
144.21.90.83 0:0:0:0:0:ffff:9015:5a53
144.21.90.84 0:0:0:0:0:ffff:9015:5a54
144.21.90.85 0:0:0:0:0:ffff:9015:5a55
144.21.90.86 0:0:0:0:0:ffff:9015:5a56
144.21.90.87 0:0:0:0:0:ffff:9015:5a57
144.21.90.88 0:0:0:0:0:ffff:9015:5a58
144.21.90.89 0:0:0:0:0:ffff:9015:5a59
144.21.90.90 0:0:0:0:0:ffff:9015:5a5a
144.21.90.91 0:0:0:0:0:ffff:9015:5a5b
144.21.90.92 0:0:0:0:0:ffff:9015:5a5c
144.21.90.93 0:0:0:0:0:ffff:9015:5a5d
144.21.90.94 0:0:0:0:0:ffff:9015:5a5e
144.21.90.95 0:0:0:0:0:ffff:9015:5a5f
144.21.90.96 0:0:0:0:0:ffff:9015:5a60
144.21.90.97 0:0:0:0:0:ffff:9015:5a61
144.21.90.98 0:0:0:0:0:ffff:9015:5a62
144.21.90.99 0:0:0:0:0:ffff:9015:5a63
144.21.90.100 0:0:0:0:0:ffff:9015:5a64
144.21.90.101 0:0:0:0:0:ffff:9015:5a65
144.21.90.102 0:0:0:0:0:ffff:9015:5a66
144.21.90.103 0:0:0:0:0:ffff:9015:5a67
144.21.90.104 0:0:0:0:0:ffff:9015:5a68
144.21.90.105 0:0:0:0:0:ffff:9015:5a69
144.21.90.106 0:0:0:0:0:ffff:9015:5a6a
144.21.90.107 0:0:0:0:0:ffff:9015:5a6b
144.21.90.108 0:0:0:0:0:ffff:9015:5a6c
144.21.90.109 0:0:0:0:0:ffff:9015:5a6d
144.21.90.110 0:0:0:0:0:ffff:9015:5a6e
144.21.90.111 0:0:0:0:0:ffff:9015:5a6f
144.21.90.112 0:0:0:0:0:ffff:9015:5a70
144.21.90.113 0:0:0:0:0:ffff:9015:5a71
144.21.90.114 0:0:0:0:0:ffff:9015:5a72
144.21.90.115 0:0:0:0:0:ffff:9015:5a73
144.21.90.116 0:0:0:0:0:ffff:9015:5a74
144.21.90.117 0:0:0:0:0:ffff:9015:5a75
144.21.90.118 0:0:0:0:0:ffff:9015:5a76
144.21.90.119 0:0:0:0:0:ffff:9015:5a77
144.21.90.120 0:0:0:0:0:ffff:9015:5a78


144.21.90.121 0:0:0:0:0:ffff:9015:5a79
144.21.90.122 0:0:0:0:0:ffff:9015:5a7a
144.21.90.123 0:0:0:0:0:ffff:9015:5a7b
144.21.90.124 0:0:0:0:0:ffff:9015:5a7c
144.21.90.125 0:0:0:0:0:ffff:9015:5a7d
144.21.90.126 0:0:0:0:0:ffff:9015:5a7e
144.21.90.127 0:0:0:0:0:ffff:9015:5a7f
144.21.90.128 0:0:0:0:0:ffff:9015:5a80
144.21.90.129 0:0:0:0:0:ffff:9015:5a81
144.21.90.130 0:0:0:0:0:ffff:9015:5a82
144.21.90.131 0:0:0:0:0:ffff:9015:5a83
144.21.90.132 0:0:0:0:0:ffff:9015:5a84
144.21.90.133 0:0:0:0:0:ffff:9015:5a85
144.21.90.134 0:0:0:0:0:ffff:9015:5a86
144.21.90.135 0:0:0:0:0:ffff:9015:5a87
144.21.90.136 0:0:0:0:0:ffff:9015:5a88
144.21.90.137 0:0:0:0:0:ffff:9015:5a89
144.21.90.138 0:0:0:0:0:ffff:9015:5a8a
144.21.90.139 0:0:0:0:0:ffff:9015:5a8b
144.21.90.140 0:0:0:0:0:ffff:9015:5a8c
144.21.90.141 0:0:0:0:0:ffff:9015:5a8d
144.21.90.142 0:0:0:0:0:ffff:9015:5a8e
144.21.90.143 0:0:0:0:0:ffff:9015:5a8f
144.21.90.144 0:0:0:0:0:ffff:9015:5a90
144.21.90.145 0:0:0:0:0:ffff:9015:5a91
144.21.90.146 0:0:0:0:0:ffff:9015:5a92
144.21.90.147 0:0:0:0:0:ffff:9015:5a93
144.21.90.148 0:0:0:0:0:ffff:9015:5a94
144.21.90.149 0:0:0:0:0:ffff:9015:5a95
144.21.90.150 0:0:0:0:0:ffff:9015:5a96
144.21.90.151 0:0:0:0:0:ffff:9015:5a97
144.21.90.152 0:0:0:0:0:ffff:9015:5a98
144.21.90.153 0:0:0:0:0:ffff:9015:5a99
144.21.90.154 0:0:0:0:0:ffff:9015:5a9a
144.21.90.155 0:0:0:0:0:ffff:9015:5a9b
144.21.90.156 0:0:0:0:0:ffff:9015:5a9c
144.21.90.157 0:0:0:0:0:ffff:9015:5a9d
144.21.90.158 0:0:0:0:0:ffff:9015:5a9e
144.21.90.159 0:0:0:0:0:ffff:9015:5a9f
144.21.90.160 0:0:0:0:0:ffff:9015:5aa0
144.21.90.161 0:0:0:0:0:ffff:9015:5aa1
144.21.90.162 0:0:0:0:0:ffff:9015:5aa2
144.21.90.163 0:0:0:0:0:ffff:9015:5aa3
144.21.90.164 0:0:0:0:0:ffff:9015:5aa4
144.21.90.165 0:0:0:0:0:ffff:9015:5aa5
144.21.90.166 0:0:0:0:0:ffff:9015:5aa6
144.21.90.167 0:0:0:0:0:ffff:9015:5aa7
144.21.90.168 0:0:0:0:0:ffff:9015:5aa8
144.21.90.169 0:0:0:0:0:ffff:9015:5aa9
144.21.90.170 0:0:0:0:0:ffff:9015:5aaa
144.21.90.171 0:0:0:0:0:ffff:9015:5aab
144.21.90.172 0:0:0:0:0:ffff:9015:5aac
144.21.90.173 0:0:0:0:0:ffff:9015:5aad
144.21.90.174 0:0:0:0:0:ffff:9015:5aae
144.21.90.175 0:0:0:0:0:ffff:9015:5aaf
144.21.90.176 0:0:0:0:0:ffff:9015:5ab0
144.21.90.177 0:0:0:0:0:ffff:9015:5ab1
144.21.90.178 0:0:0:0:0:ffff:9015:5ab2
144.21.90.179 0:0:0:0:0:ffff:9015:5ab3
144.21.90.180 0:0:0:0:0:ffff:9015:5ab4


144.21.90.181 0:0:0:0:0:ffff:9015:5ab5
144.21.90.182 0:0:0:0:0:ffff:9015:5ab6
144.21.90.183 0:0:0:0:0:ffff:9015:5ab7
144.21.90.184 0:0:0:0:0:ffff:9015:5ab8
144.21.90.185 0:0:0:0:0:ffff:9015:5ab9
144.21.90.186 0:0:0:0:0:ffff:9015:5aba
144.21.90.187 0:0:0:0:0:ffff:9015:5abb
144.21.90.188 0:0:0:0:0:ffff:9015:5abc
144.21.90.189 0:0:0:0:0:ffff:9015:5abd
144.21.90.190 0:0:0:0:0:ffff:9015:5abe
144.21.90.191 0:0:0:0:0:ffff:9015:5abf
144.21.90.192 0:0:0:0:0:ffff:9015:5ac0
144.21.90.193 0:0:0:0:0:ffff:9015:5ac1
144.21.90.194 0:0:0:0:0:ffff:9015:5ac2
144.21.90.195 0:0:0:0:0:ffff:9015:5ac3
144.21.90.196 0:0:0:0:0:ffff:9015:5ac4
144.21.90.197 0:0:0:0:0:ffff:9015:5ac5
144.21.90.198 0:0:0:0:0:ffff:9015:5ac6
144.21.90.199 0:0:0:0:0:ffff:9015:5ac7
144.21.90.200 0:0:0:0:0:ffff:9015:5ac8
144.21.90.201 0:0:0:0:0:ffff:9015:5ac9
144.21.90.202 0:0:0:0:0:ffff:9015:5aca
144.21.90.203 0:0:0:0:0:ffff:9015:5acb
144.21.90.204 0:0:0:0:0:ffff:9015:5acc
144.21.90.205 0:0:0:0:0:ffff:9015:5acd
144.21.90.206 0:0:0:0:0:ffff:9015:5ace
144.21.90.207 0:0:0:0:0:ffff:9015:5acf
144.21.90.208 0:0:0:0:0:ffff:9015:5ad0
144.21.90.209 0:0:0:0:0:ffff:9015:5ad1
144.21.90.210 0:0:0:0:0:ffff:9015:5ad2
144.21.90.211 0:0:0:0:0:ffff:9015:5ad3
144.21.90.212 0:0:0:0:0:ffff:9015:5ad4
144.21.90.213 0:0:0:0:0:ffff:9015:5ad5
144.21.90.214 0:0:0:0:0:ffff:9015:5ad6
144.21.90.215 0:0:0:0:0:ffff:9015:5ad7
144.21.90.216 0:0:0:0:0:ffff:9015:5ad8
144.21.90.217 0:0:0:0:0:ffff:9015:5ad9
144.21.90.218 0:0:0:0:0:ffff:9015:5ada
144.21.90.219 0:0:0:0:0:ffff:9015:5adb
144.21.90.220 0:0:0:0:0:ffff:9015:5adc
144.21.90.221 0:0:0:0:0:ffff:9015:5add
144.21.90.222 0:0:0:0:0:ffff:9015:5ade
144.21.90.223 0:0:0:0:0:ffff:9015:5adf
144.21.90.224 0:0:0:0:0:ffff:9015:5ae0
144.21.90.225 0:0:0:0:0:ffff:9015:5ae1
144.21.90.226 0:0:0:0:0:ffff:9015:5ae2
144.21.90.227 0:0:0:0:0:ffff:9015:5ae3
144.21.90.228 0:0:0:0:0:ffff:9015:5ae4
144.21.90.229 0:0:0:0:0:ffff:9015:5ae5
144.21.90.230 0:0:0:0:0:ffff:9015:5ae6
144.21.90.231 0:0:0:0:0:ffff:9015:5ae7
144.21.90.232 0:0:0:0:0:ffff:9015:5ae8
144.21.90.233 0:0:0:0:0:ffff:9015:5ae9
144.21.90.234 0:0:0:0:0:ffff:9015:5aea
144.21.90.235 0:0:0:0:0:ffff:9015:5aeb
144.21.90.236 0:0:0:0:0:ffff:9015:5aec
144.21.90.237 0:0:0:0:0:ffff:9015:5aed
144.21.90.238 0:0:0:0:0:ffff:9015:5aee
144.21.90.239 0:0:0:0:0:ffff:9015:5aef
144.21.90.240 0:0:0:0:0:ffff:9015:5af0
144.21.90.241 0:0:0:0:0:ffff:9015:5af1
144.21.90.242 0:0:0:0:0:ffff:9015:5af2
144.21.90.243 0:0:0:0:0:ffff:9015:5af3
144.21.90.244 0:0:0:0:0:ffff:9015:5af4
144.21.90.245 0:0:0:0:0:ffff:9015:5af5
144.21.90.246 0:0:0:0:0:ffff:9015:5af6
144.21.90.247 0:0:0:0:0:ffff:9015:5af7
144.21.90.248 0:0:0:0:0:ffff:9015:5af8
144.21.90.249 0:0:0:0:0:ffff:9015:5af9
144.21.90.250 0:0:0:0:0:ffff:9015:5afa
144.21.90.251 0:0:0:0:0:ffff:9015:5afb
144.21.90.252 0:0:0:0:0:ffff:9015:5afc
144.21.90.253 0:0:0:0:0:ffff:9015:5afd
144.21.90.254 0:0:0:0:0:ffff:9015:5afe
144.21.90.255 0:0:0:0:0:ffff:9015:5aff


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.