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
51.151.90.1 0:0:0:0:0:ffff:3397:5a01
51.151.90.2 0:0:0:0:0:ffff:3397:5a02
51.151.90.3 0:0:0:0:0:ffff:3397:5a03
51.151.90.4 0:0:0:0:0:ffff:3397:5a04
51.151.90.5 0:0:0:0:0:ffff:3397:5a05
51.151.90.6 0:0:0:0:0:ffff:3397:5a06
51.151.90.7 0:0:0:0:0:ffff:3397:5a07
51.151.90.8 0:0:0:0:0:ffff:3397:5a08
51.151.90.9 0:0:0:0:0:ffff:3397:5a09
51.151.90.10 0:0:0:0:0:ffff:3397:5a0a
51.151.90.11 0:0:0:0:0:ffff:3397:5a0b
51.151.90.12 0:0:0:0:0:ffff:3397:5a0c
51.151.90.13 0:0:0:0:0:ffff:3397:5a0d
51.151.90.14 0:0:0:0:0:ffff:3397:5a0e
51.151.90.15 0:0:0:0:0:ffff:3397:5a0f
51.151.90.16 0:0:0:0:0:ffff:3397:5a10
51.151.90.17 0:0:0:0:0:ffff:3397:5a11
51.151.90.18 0:0:0:0:0:ffff:3397:5a12
51.151.90.19 0:0:0:0:0:ffff:3397:5a13
51.151.90.20 0:0:0:0:0:ffff:3397:5a14
51.151.90.21 0:0:0:0:0:ffff:3397:5a15
51.151.90.22 0:0:0:0:0:ffff:3397:5a16
51.151.90.23 0:0:0:0:0:ffff:3397:5a17
51.151.90.24 0:0:0:0:0:ffff:3397:5a18
51.151.90.25 0:0:0:0:0:ffff:3397:5a19
51.151.90.26 0:0:0:0:0:ffff:3397:5a1a
51.151.90.27 0:0:0:0:0:ffff:3397:5a1b
51.151.90.28 0:0:0:0:0:ffff:3397:5a1c
51.151.90.29 0:0:0:0:0:ffff:3397:5a1d
51.151.90.30 0:0:0:0:0:ffff:3397:5a1e
51.151.90.31 0:0:0:0:0:ffff:3397:5a1f
51.151.90.32 0:0:0:0:0:ffff:3397:5a20
51.151.90.33 0:0:0:0:0:ffff:3397:5a21
51.151.90.34 0:0:0:0:0:ffff:3397:5a22
51.151.90.35 0:0:0:0:0:ffff:3397:5a23
51.151.90.36 0:0:0:0:0:ffff:3397:5a24
51.151.90.37 0:0:0:0:0:ffff:3397:5a25
51.151.90.38 0:0:0:0:0:ffff:3397:5a26
51.151.90.39 0:0:0:0:0:ffff:3397:5a27
51.151.90.40 0:0:0:0:0:ffff:3397:5a28
51.151.90.41 0:0:0:0:0:ffff:3397:5a29
51.151.90.42 0:0:0:0:0:ffff:3397:5a2a
51.151.90.43 0:0:0:0:0:ffff:3397:5a2b
51.151.90.44 0:0:0:0:0:ffff:3397:5a2c
51.151.90.45 0:0:0:0:0:ffff:3397:5a2d
51.151.90.46 0:0:0:0:0:ffff:3397:5a2e
51.151.90.47 0:0:0:0:0:ffff:3397:5a2f
51.151.90.48 0:0:0:0:0:ffff:3397:5a30
51.151.90.49 0:0:0:0:0:ffff:3397:5a31
51.151.90.50 0:0:0:0:0:ffff:3397:5a32
51.151.90.51 0:0:0:0:0:ffff:3397:5a33
51.151.90.52 0:0:0:0:0:ffff:3397:5a34
51.151.90.53 0:0:0:0:0:ffff:3397:5a35
51.151.90.54 0:0:0:0:0:ffff:3397:5a36
51.151.90.55 0:0:0:0:0:ffff:3397:5a37
51.151.90.56 0:0:0:0:0:ffff:3397:5a38
51.151.90.57 0:0:0:0:0:ffff:3397:5a39
51.151.90.58 0:0:0:0:0:ffff:3397:5a3a
51.151.90.59 0:0:0:0:0:ffff:3397:5a3b
51.151.90.60 0:0:0:0:0:ffff:3397:5a3c


51.151.90.61 0:0:0:0:0:ffff:3397:5a3d
51.151.90.62 0:0:0:0:0:ffff:3397:5a3e
51.151.90.63 0:0:0:0:0:ffff:3397:5a3f
51.151.90.64 0:0:0:0:0:ffff:3397:5a40
51.151.90.65 0:0:0:0:0:ffff:3397:5a41
51.151.90.66 0:0:0:0:0:ffff:3397:5a42
51.151.90.67 0:0:0:0:0:ffff:3397:5a43
51.151.90.68 0:0:0:0:0:ffff:3397:5a44
51.151.90.69 0:0:0:0:0:ffff:3397:5a45
51.151.90.70 0:0:0:0:0:ffff:3397:5a46
51.151.90.71 0:0:0:0:0:ffff:3397:5a47
51.151.90.72 0:0:0:0:0:ffff:3397:5a48
51.151.90.73 0:0:0:0:0:ffff:3397:5a49
51.151.90.74 0:0:0:0:0:ffff:3397:5a4a
51.151.90.75 0:0:0:0:0:ffff:3397:5a4b
51.151.90.76 0:0:0:0:0:ffff:3397:5a4c
51.151.90.77 0:0:0:0:0:ffff:3397:5a4d
51.151.90.78 0:0:0:0:0:ffff:3397:5a4e
51.151.90.79 0:0:0:0:0:ffff:3397:5a4f
51.151.90.80 0:0:0:0:0:ffff:3397:5a50
51.151.90.81 0:0:0:0:0:ffff:3397:5a51
51.151.90.82 0:0:0:0:0:ffff:3397:5a52
51.151.90.83 0:0:0:0:0:ffff:3397:5a53
51.151.90.84 0:0:0:0:0:ffff:3397:5a54
51.151.90.85 0:0:0:0:0:ffff:3397:5a55
51.151.90.86 0:0:0:0:0:ffff:3397:5a56
51.151.90.87 0:0:0:0:0:ffff:3397:5a57
51.151.90.88 0:0:0:0:0:ffff:3397:5a58
51.151.90.89 0:0:0:0:0:ffff:3397:5a59
51.151.90.90 0:0:0:0:0:ffff:3397:5a5a
51.151.90.91 0:0:0:0:0:ffff:3397:5a5b
51.151.90.92 0:0:0:0:0:ffff:3397:5a5c
51.151.90.93 0:0:0:0:0:ffff:3397:5a5d
51.151.90.94 0:0:0:0:0:ffff:3397:5a5e
51.151.90.95 0:0:0:0:0:ffff:3397:5a5f
51.151.90.96 0:0:0:0:0:ffff:3397:5a60
51.151.90.97 0:0:0:0:0:ffff:3397:5a61
51.151.90.98 0:0:0:0:0:ffff:3397:5a62
51.151.90.99 0:0:0:0:0:ffff:3397:5a63
51.151.90.100 0:0:0:0:0:ffff:3397:5a64
51.151.90.101 0:0:0:0:0:ffff:3397:5a65
51.151.90.102 0:0:0:0:0:ffff:3397:5a66
51.151.90.103 0:0:0:0:0:ffff:3397:5a67
51.151.90.104 0:0:0:0:0:ffff:3397:5a68
51.151.90.105 0:0:0:0:0:ffff:3397:5a69
51.151.90.106 0:0:0:0:0:ffff:3397:5a6a
51.151.90.107 0:0:0:0:0:ffff:3397:5a6b
51.151.90.108 0:0:0:0:0:ffff:3397:5a6c
51.151.90.109 0:0:0:0:0:ffff:3397:5a6d
51.151.90.110 0:0:0:0:0:ffff:3397:5a6e
51.151.90.111 0:0:0:0:0:ffff:3397:5a6f
51.151.90.112 0:0:0:0:0:ffff:3397:5a70
51.151.90.113 0:0:0:0:0:ffff:3397:5a71
51.151.90.114 0:0:0:0:0:ffff:3397:5a72
51.151.90.115 0:0:0:0:0:ffff:3397:5a73
51.151.90.116 0:0:0:0:0:ffff:3397:5a74
51.151.90.117 0:0:0:0:0:ffff:3397:5a75
51.151.90.118 0:0:0:0:0:ffff:3397:5a76
51.151.90.119 0:0:0:0:0:ffff:3397:5a77
51.151.90.120 0:0:0:0:0:ffff:3397:5a78


51.151.90.121 0:0:0:0:0:ffff:3397:5a79
51.151.90.122 0:0:0:0:0:ffff:3397:5a7a
51.151.90.123 0:0:0:0:0:ffff:3397:5a7b
51.151.90.124 0:0:0:0:0:ffff:3397:5a7c
51.151.90.125 0:0:0:0:0:ffff:3397:5a7d
51.151.90.126 0:0:0:0:0:ffff:3397:5a7e
51.151.90.127 0:0:0:0:0:ffff:3397:5a7f
51.151.90.128 0:0:0:0:0:ffff:3397:5a80
51.151.90.129 0:0:0:0:0:ffff:3397:5a81
51.151.90.130 0:0:0:0:0:ffff:3397:5a82
51.151.90.131 0:0:0:0:0:ffff:3397:5a83
51.151.90.132 0:0:0:0:0:ffff:3397:5a84
51.151.90.133 0:0:0:0:0:ffff:3397:5a85
51.151.90.134 0:0:0:0:0:ffff:3397:5a86
51.151.90.135 0:0:0:0:0:ffff:3397:5a87
51.151.90.136 0:0:0:0:0:ffff:3397:5a88
51.151.90.137 0:0:0:0:0:ffff:3397:5a89
51.151.90.138 0:0:0:0:0:ffff:3397:5a8a
51.151.90.139 0:0:0:0:0:ffff:3397:5a8b
51.151.90.140 0:0:0:0:0:ffff:3397:5a8c
51.151.90.141 0:0:0:0:0:ffff:3397:5a8d
51.151.90.142 0:0:0:0:0:ffff:3397:5a8e
51.151.90.143 0:0:0:0:0:ffff:3397:5a8f
51.151.90.144 0:0:0:0:0:ffff:3397:5a90
51.151.90.145 0:0:0:0:0:ffff:3397:5a91
51.151.90.146 0:0:0:0:0:ffff:3397:5a92
51.151.90.147 0:0:0:0:0:ffff:3397:5a93
51.151.90.148 0:0:0:0:0:ffff:3397:5a94
51.151.90.149 0:0:0:0:0:ffff:3397:5a95
51.151.90.150 0:0:0:0:0:ffff:3397:5a96
51.151.90.151 0:0:0:0:0:ffff:3397:5a97
51.151.90.152 0:0:0:0:0:ffff:3397:5a98
51.151.90.153 0:0:0:0:0:ffff:3397:5a99
51.151.90.154 0:0:0:0:0:ffff:3397:5a9a
51.151.90.155 0:0:0:0:0:ffff:3397:5a9b
51.151.90.156 0:0:0:0:0:ffff:3397:5a9c
51.151.90.157 0:0:0:0:0:ffff:3397:5a9d
51.151.90.158 0:0:0:0:0:ffff:3397:5a9e
51.151.90.159 0:0:0:0:0:ffff:3397:5a9f
51.151.90.160 0:0:0:0:0:ffff:3397:5aa0
51.151.90.161 0:0:0:0:0:ffff:3397:5aa1
51.151.90.162 0:0:0:0:0:ffff:3397:5aa2
51.151.90.163 0:0:0:0:0:ffff:3397:5aa3
51.151.90.164 0:0:0:0:0:ffff:3397:5aa4
51.151.90.165 0:0:0:0:0:ffff:3397:5aa5
51.151.90.166 0:0:0:0:0:ffff:3397:5aa6
51.151.90.167 0:0:0:0:0:ffff:3397:5aa7
51.151.90.168 0:0:0:0:0:ffff:3397:5aa8
51.151.90.169 0:0:0:0:0:ffff:3397:5aa9
51.151.90.170 0:0:0:0:0:ffff:3397:5aaa
51.151.90.171 0:0:0:0:0:ffff:3397:5aab
51.151.90.172 0:0:0:0:0:ffff:3397:5aac
51.151.90.173 0:0:0:0:0:ffff:3397:5aad
51.151.90.174 0:0:0:0:0:ffff:3397:5aae
51.151.90.175 0:0:0:0:0:ffff:3397:5aaf
51.151.90.176 0:0:0:0:0:ffff:3397:5ab0
51.151.90.177 0:0:0:0:0:ffff:3397:5ab1
51.151.90.178 0:0:0:0:0:ffff:3397:5ab2
51.151.90.179 0:0:0:0:0:ffff:3397:5ab3
51.151.90.180 0:0:0:0:0:ffff:3397:5ab4


51.151.90.181 0:0:0:0:0:ffff:3397:5ab5
51.151.90.182 0:0:0:0:0:ffff:3397:5ab6
51.151.90.183 0:0:0:0:0:ffff:3397:5ab7
51.151.90.184 0:0:0:0:0:ffff:3397:5ab8
51.151.90.185 0:0:0:0:0:ffff:3397:5ab9
51.151.90.186 0:0:0:0:0:ffff:3397:5aba
51.151.90.187 0:0:0:0:0:ffff:3397:5abb
51.151.90.188 0:0:0:0:0:ffff:3397:5abc
51.151.90.189 0:0:0:0:0:ffff:3397:5abd
51.151.90.190 0:0:0:0:0:ffff:3397:5abe
51.151.90.191 0:0:0:0:0:ffff:3397:5abf
51.151.90.192 0:0:0:0:0:ffff:3397:5ac0
51.151.90.193 0:0:0:0:0:ffff:3397:5ac1
51.151.90.194 0:0:0:0:0:ffff:3397:5ac2
51.151.90.195 0:0:0:0:0:ffff:3397:5ac3
51.151.90.196 0:0:0:0:0:ffff:3397:5ac4
51.151.90.197 0:0:0:0:0:ffff:3397:5ac5
51.151.90.198 0:0:0:0:0:ffff:3397:5ac6
51.151.90.199 0:0:0:0:0:ffff:3397:5ac7
51.151.90.200 0:0:0:0:0:ffff:3397:5ac8
51.151.90.201 0:0:0:0:0:ffff:3397:5ac9
51.151.90.202 0:0:0:0:0:ffff:3397:5aca
51.151.90.203 0:0:0:0:0:ffff:3397:5acb
51.151.90.204 0:0:0:0:0:ffff:3397:5acc
51.151.90.205 0:0:0:0:0:ffff:3397:5acd
51.151.90.206 0:0:0:0:0:ffff:3397:5ace
51.151.90.207 0:0:0:0:0:ffff:3397:5acf
51.151.90.208 0:0:0:0:0:ffff:3397:5ad0
51.151.90.209 0:0:0:0:0:ffff:3397:5ad1
51.151.90.210 0:0:0:0:0:ffff:3397:5ad2
51.151.90.211 0:0:0:0:0:ffff:3397:5ad3
51.151.90.212 0:0:0:0:0:ffff:3397:5ad4
51.151.90.213 0:0:0:0:0:ffff:3397:5ad5
51.151.90.214 0:0:0:0:0:ffff:3397:5ad6
51.151.90.215 0:0:0:0:0:ffff:3397:5ad7
51.151.90.216 0:0:0:0:0:ffff:3397:5ad8
51.151.90.217 0:0:0:0:0:ffff:3397:5ad9
51.151.90.218 0:0:0:0:0:ffff:3397:5ada
51.151.90.219 0:0:0:0:0:ffff:3397:5adb
51.151.90.220 0:0:0:0:0:ffff:3397:5adc
51.151.90.221 0:0:0:0:0:ffff:3397:5add
51.151.90.222 0:0:0:0:0:ffff:3397:5ade
51.151.90.223 0:0:0:0:0:ffff:3397:5adf
51.151.90.224 0:0:0:0:0:ffff:3397:5ae0
51.151.90.225 0:0:0:0:0:ffff:3397:5ae1
51.151.90.226 0:0:0:0:0:ffff:3397:5ae2
51.151.90.227 0:0:0:0:0:ffff:3397:5ae3
51.151.90.228 0:0:0:0:0:ffff:3397:5ae4
51.151.90.229 0:0:0:0:0:ffff:3397:5ae5
51.151.90.230 0:0:0:0:0:ffff:3397:5ae6
51.151.90.231 0:0:0:0:0:ffff:3397:5ae7
51.151.90.232 0:0:0:0:0:ffff:3397:5ae8
51.151.90.233 0:0:0:0:0:ffff:3397:5ae9
51.151.90.234 0:0:0:0:0:ffff:3397:5aea
51.151.90.235 0:0:0:0:0:ffff:3397:5aeb
51.151.90.236 0:0:0:0:0:ffff:3397:5aec
51.151.90.237 0:0:0:0:0:ffff:3397:5aed
51.151.90.238 0:0:0:0:0:ffff:3397:5aee
51.151.90.239 0:0:0:0:0:ffff:3397:5aef
51.151.90.240 0:0:0:0:0:ffff:3397:5af0
51.151.90.241 0:0:0:0:0:ffff:3397:5af1
51.151.90.242 0:0:0:0:0:ffff:3397:5af2
51.151.90.243 0:0:0:0:0:ffff:3397:5af3
51.151.90.244 0:0:0:0:0:ffff:3397:5af4
51.151.90.245 0:0:0:0:0:ffff:3397:5af5
51.151.90.246 0:0:0:0:0:ffff:3397:5af6
51.151.90.247 0:0:0:0:0:ffff:3397:5af7
51.151.90.248 0:0:0:0:0:ffff:3397:5af8
51.151.90.249 0:0:0:0:0:ffff:3397:5af9
51.151.90.250 0:0:0:0:0:ffff:3397:5afa
51.151.90.251 0:0:0:0:0:ffff:3397:5afb
51.151.90.252 0:0:0:0:0:ffff:3397:5afc
51.151.90.253 0:0:0:0:0:ffff:3397:5afd
51.151.90.254 0:0:0:0:0:ffff:3397:5afe
51.151.90.255 0:0:0:0:0:ffff:3397:5aff


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.