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
100.16.91.1 0:0:0:0:0:ffff:6410:5b01
100.16.91.2 0:0:0:0:0:ffff:6410:5b02
100.16.91.3 0:0:0:0:0:ffff:6410:5b03
100.16.91.4 0:0:0:0:0:ffff:6410:5b04
100.16.91.5 0:0:0:0:0:ffff:6410:5b05
100.16.91.6 0:0:0:0:0:ffff:6410:5b06
100.16.91.7 0:0:0:0:0:ffff:6410:5b07
100.16.91.8 0:0:0:0:0:ffff:6410:5b08
100.16.91.9 0:0:0:0:0:ffff:6410:5b09
100.16.91.10 0:0:0:0:0:ffff:6410:5b0a
100.16.91.11 0:0:0:0:0:ffff:6410:5b0b
100.16.91.12 0:0:0:0:0:ffff:6410:5b0c
100.16.91.13 0:0:0:0:0:ffff:6410:5b0d
100.16.91.14 0:0:0:0:0:ffff:6410:5b0e
100.16.91.15 0:0:0:0:0:ffff:6410:5b0f
100.16.91.16 0:0:0:0:0:ffff:6410:5b10
100.16.91.17 0:0:0:0:0:ffff:6410:5b11
100.16.91.18 0:0:0:0:0:ffff:6410:5b12
100.16.91.19 0:0:0:0:0:ffff:6410:5b13
100.16.91.20 0:0:0:0:0:ffff:6410:5b14
100.16.91.21 0:0:0:0:0:ffff:6410:5b15
100.16.91.22 0:0:0:0:0:ffff:6410:5b16
100.16.91.23 0:0:0:0:0:ffff:6410:5b17
100.16.91.24 0:0:0:0:0:ffff:6410:5b18
100.16.91.25 0:0:0:0:0:ffff:6410:5b19
100.16.91.26 0:0:0:0:0:ffff:6410:5b1a
100.16.91.27 0:0:0:0:0:ffff:6410:5b1b
100.16.91.28 0:0:0:0:0:ffff:6410:5b1c
100.16.91.29 0:0:0:0:0:ffff:6410:5b1d
100.16.91.30 0:0:0:0:0:ffff:6410:5b1e
100.16.91.31 0:0:0:0:0:ffff:6410:5b1f
100.16.91.32 0:0:0:0:0:ffff:6410:5b20
100.16.91.33 0:0:0:0:0:ffff:6410:5b21
100.16.91.34 0:0:0:0:0:ffff:6410:5b22
100.16.91.35 0:0:0:0:0:ffff:6410:5b23
100.16.91.36 0:0:0:0:0:ffff:6410:5b24
100.16.91.37 0:0:0:0:0:ffff:6410:5b25
100.16.91.38 0:0:0:0:0:ffff:6410:5b26
100.16.91.39 0:0:0:0:0:ffff:6410:5b27
100.16.91.40 0:0:0:0:0:ffff:6410:5b28
100.16.91.41 0:0:0:0:0:ffff:6410:5b29
100.16.91.42 0:0:0:0:0:ffff:6410:5b2a
100.16.91.43 0:0:0:0:0:ffff:6410:5b2b
100.16.91.44 0:0:0:0:0:ffff:6410:5b2c
100.16.91.45 0:0:0:0:0:ffff:6410:5b2d
100.16.91.46 0:0:0:0:0:ffff:6410:5b2e
100.16.91.47 0:0:0:0:0:ffff:6410:5b2f
100.16.91.48 0:0:0:0:0:ffff:6410:5b30
100.16.91.49 0:0:0:0:0:ffff:6410:5b31
100.16.91.50 0:0:0:0:0:ffff:6410:5b32
100.16.91.51 0:0:0:0:0:ffff:6410:5b33
100.16.91.52 0:0:0:0:0:ffff:6410:5b34
100.16.91.53 0:0:0:0:0:ffff:6410:5b35
100.16.91.54 0:0:0:0:0:ffff:6410:5b36
100.16.91.55 0:0:0:0:0:ffff:6410:5b37
100.16.91.56 0:0:0:0:0:ffff:6410:5b38
100.16.91.57 0:0:0:0:0:ffff:6410:5b39
100.16.91.58 0:0:0:0:0:ffff:6410:5b3a
100.16.91.59 0:0:0:0:0:ffff:6410:5b3b
100.16.91.60 0:0:0:0:0:ffff:6410:5b3c


100.16.91.61 0:0:0:0:0:ffff:6410:5b3d
100.16.91.62 0:0:0:0:0:ffff:6410:5b3e
100.16.91.63 0:0:0:0:0:ffff:6410:5b3f
100.16.91.64 0:0:0:0:0:ffff:6410:5b40
100.16.91.65 0:0:0:0:0:ffff:6410:5b41
100.16.91.66 0:0:0:0:0:ffff:6410:5b42
100.16.91.67 0:0:0:0:0:ffff:6410:5b43
100.16.91.68 0:0:0:0:0:ffff:6410:5b44
100.16.91.69 0:0:0:0:0:ffff:6410:5b45
100.16.91.70 0:0:0:0:0:ffff:6410:5b46
100.16.91.71 0:0:0:0:0:ffff:6410:5b47
100.16.91.72 0:0:0:0:0:ffff:6410:5b48
100.16.91.73 0:0:0:0:0:ffff:6410:5b49
100.16.91.74 0:0:0:0:0:ffff:6410:5b4a
100.16.91.75 0:0:0:0:0:ffff:6410:5b4b
100.16.91.76 0:0:0:0:0:ffff:6410:5b4c
100.16.91.77 0:0:0:0:0:ffff:6410:5b4d
100.16.91.78 0:0:0:0:0:ffff:6410:5b4e
100.16.91.79 0:0:0:0:0:ffff:6410:5b4f
100.16.91.80 0:0:0:0:0:ffff:6410:5b50
100.16.91.81 0:0:0:0:0:ffff:6410:5b51
100.16.91.82 0:0:0:0:0:ffff:6410:5b52
100.16.91.83 0:0:0:0:0:ffff:6410:5b53
100.16.91.84 0:0:0:0:0:ffff:6410:5b54
100.16.91.85 0:0:0:0:0:ffff:6410:5b55
100.16.91.86 0:0:0:0:0:ffff:6410:5b56
100.16.91.87 0:0:0:0:0:ffff:6410:5b57
100.16.91.88 0:0:0:0:0:ffff:6410:5b58
100.16.91.89 0:0:0:0:0:ffff:6410:5b59
100.16.91.90 0:0:0:0:0:ffff:6410:5b5a
100.16.91.91 0:0:0:0:0:ffff:6410:5b5b
100.16.91.92 0:0:0:0:0:ffff:6410:5b5c
100.16.91.93 0:0:0:0:0:ffff:6410:5b5d
100.16.91.94 0:0:0:0:0:ffff:6410:5b5e
100.16.91.95 0:0:0:0:0:ffff:6410:5b5f
100.16.91.96 0:0:0:0:0:ffff:6410:5b60
100.16.91.97 0:0:0:0:0:ffff:6410:5b61
100.16.91.98 0:0:0:0:0:ffff:6410:5b62
100.16.91.99 0:0:0:0:0:ffff:6410:5b63
100.16.91.100 0:0:0:0:0:ffff:6410:5b64
100.16.91.101 0:0:0:0:0:ffff:6410:5b65
100.16.91.102 0:0:0:0:0:ffff:6410:5b66
100.16.91.103 0:0:0:0:0:ffff:6410:5b67
100.16.91.104 0:0:0:0:0:ffff:6410:5b68
100.16.91.105 0:0:0:0:0:ffff:6410:5b69
100.16.91.106 0:0:0:0:0:ffff:6410:5b6a
100.16.91.107 0:0:0:0:0:ffff:6410:5b6b
100.16.91.108 0:0:0:0:0:ffff:6410:5b6c
100.16.91.109 0:0:0:0:0:ffff:6410:5b6d
100.16.91.110 0:0:0:0:0:ffff:6410:5b6e
100.16.91.111 0:0:0:0:0:ffff:6410:5b6f
100.16.91.112 0:0:0:0:0:ffff:6410:5b70
100.16.91.113 0:0:0:0:0:ffff:6410:5b71
100.16.91.114 0:0:0:0:0:ffff:6410:5b72
100.16.91.115 0:0:0:0:0:ffff:6410:5b73
100.16.91.116 0:0:0:0:0:ffff:6410:5b74
100.16.91.117 0:0:0:0:0:ffff:6410:5b75
100.16.91.118 0:0:0:0:0:ffff:6410:5b76
100.16.91.119 0:0:0:0:0:ffff:6410:5b77
100.16.91.120 0:0:0:0:0:ffff:6410:5b78


100.16.91.121 0:0:0:0:0:ffff:6410:5b79
100.16.91.122 0:0:0:0:0:ffff:6410:5b7a
100.16.91.123 0:0:0:0:0:ffff:6410:5b7b
100.16.91.124 0:0:0:0:0:ffff:6410:5b7c
100.16.91.125 0:0:0:0:0:ffff:6410:5b7d
100.16.91.126 0:0:0:0:0:ffff:6410:5b7e
100.16.91.127 0:0:0:0:0:ffff:6410:5b7f
100.16.91.128 0:0:0:0:0:ffff:6410:5b80
100.16.91.129 0:0:0:0:0:ffff:6410:5b81
100.16.91.130 0:0:0:0:0:ffff:6410:5b82
100.16.91.131 0:0:0:0:0:ffff:6410:5b83
100.16.91.132 0:0:0:0:0:ffff:6410:5b84
100.16.91.133 0:0:0:0:0:ffff:6410:5b85
100.16.91.134 0:0:0:0:0:ffff:6410:5b86
100.16.91.135 0:0:0:0:0:ffff:6410:5b87
100.16.91.136 0:0:0:0:0:ffff:6410:5b88
100.16.91.137 0:0:0:0:0:ffff:6410:5b89
100.16.91.138 0:0:0:0:0:ffff:6410:5b8a
100.16.91.139 0:0:0:0:0:ffff:6410:5b8b
100.16.91.140 0:0:0:0:0:ffff:6410:5b8c
100.16.91.141 0:0:0:0:0:ffff:6410:5b8d
100.16.91.142 0:0:0:0:0:ffff:6410:5b8e
100.16.91.143 0:0:0:0:0:ffff:6410:5b8f
100.16.91.144 0:0:0:0:0:ffff:6410:5b90
100.16.91.145 0:0:0:0:0:ffff:6410:5b91
100.16.91.146 0:0:0:0:0:ffff:6410:5b92
100.16.91.147 0:0:0:0:0:ffff:6410:5b93
100.16.91.148 0:0:0:0:0:ffff:6410:5b94
100.16.91.149 0:0:0:0:0:ffff:6410:5b95
100.16.91.150 0:0:0:0:0:ffff:6410:5b96
100.16.91.151 0:0:0:0:0:ffff:6410:5b97
100.16.91.152 0:0:0:0:0:ffff:6410:5b98
100.16.91.153 0:0:0:0:0:ffff:6410:5b99
100.16.91.154 0:0:0:0:0:ffff:6410:5b9a
100.16.91.155 0:0:0:0:0:ffff:6410:5b9b
100.16.91.156 0:0:0:0:0:ffff:6410:5b9c
100.16.91.157 0:0:0:0:0:ffff:6410:5b9d
100.16.91.158 0:0:0:0:0:ffff:6410:5b9e
100.16.91.159 0:0:0:0:0:ffff:6410:5b9f
100.16.91.160 0:0:0:0:0:ffff:6410:5ba0
100.16.91.161 0:0:0:0:0:ffff:6410:5ba1
100.16.91.162 0:0:0:0:0:ffff:6410:5ba2
100.16.91.163 0:0:0:0:0:ffff:6410:5ba3
100.16.91.164 0:0:0:0:0:ffff:6410:5ba4
100.16.91.165 0:0:0:0:0:ffff:6410:5ba5
100.16.91.166 0:0:0:0:0:ffff:6410:5ba6
100.16.91.167 0:0:0:0:0:ffff:6410:5ba7
100.16.91.168 0:0:0:0:0:ffff:6410:5ba8
100.16.91.169 0:0:0:0:0:ffff:6410:5ba9
100.16.91.170 0:0:0:0:0:ffff:6410:5baa
100.16.91.171 0:0:0:0:0:ffff:6410:5bab
100.16.91.172 0:0:0:0:0:ffff:6410:5bac
100.16.91.173 0:0:0:0:0:ffff:6410:5bad
100.16.91.174 0:0:0:0:0:ffff:6410:5bae
100.16.91.175 0:0:0:0:0:ffff:6410:5baf
100.16.91.176 0:0:0:0:0:ffff:6410:5bb0
100.16.91.177 0:0:0:0:0:ffff:6410:5bb1
100.16.91.178 0:0:0:0:0:ffff:6410:5bb2
100.16.91.179 0:0:0:0:0:ffff:6410:5bb3
100.16.91.180 0:0:0:0:0:ffff:6410:5bb4


100.16.91.181 0:0:0:0:0:ffff:6410:5bb5
100.16.91.182 0:0:0:0:0:ffff:6410:5bb6
100.16.91.183 0:0:0:0:0:ffff:6410:5bb7
100.16.91.184 0:0:0:0:0:ffff:6410:5bb8
100.16.91.185 0:0:0:0:0:ffff:6410:5bb9
100.16.91.186 0:0:0:0:0:ffff:6410:5bba
100.16.91.187 0:0:0:0:0:ffff:6410:5bbb
100.16.91.188 0:0:0:0:0:ffff:6410:5bbc
100.16.91.189 0:0:0:0:0:ffff:6410:5bbd
100.16.91.190 0:0:0:0:0:ffff:6410:5bbe
100.16.91.191 0:0:0:0:0:ffff:6410:5bbf
100.16.91.192 0:0:0:0:0:ffff:6410:5bc0
100.16.91.193 0:0:0:0:0:ffff:6410:5bc1
100.16.91.194 0:0:0:0:0:ffff:6410:5bc2
100.16.91.195 0:0:0:0:0:ffff:6410:5bc3
100.16.91.196 0:0:0:0:0:ffff:6410:5bc4
100.16.91.197 0:0:0:0:0:ffff:6410:5bc5
100.16.91.198 0:0:0:0:0:ffff:6410:5bc6
100.16.91.199 0:0:0:0:0:ffff:6410:5bc7
100.16.91.200 0:0:0:0:0:ffff:6410:5bc8
100.16.91.201 0:0:0:0:0:ffff:6410:5bc9
100.16.91.202 0:0:0:0:0:ffff:6410:5bca
100.16.91.203 0:0:0:0:0:ffff:6410:5bcb
100.16.91.204 0:0:0:0:0:ffff:6410:5bcc
100.16.91.205 0:0:0:0:0:ffff:6410:5bcd
100.16.91.206 0:0:0:0:0:ffff:6410:5bce
100.16.91.207 0:0:0:0:0:ffff:6410:5bcf
100.16.91.208 0:0:0:0:0:ffff:6410:5bd0
100.16.91.209 0:0:0:0:0:ffff:6410:5bd1
100.16.91.210 0:0:0:0:0:ffff:6410:5bd2
100.16.91.211 0:0:0:0:0:ffff:6410:5bd3
100.16.91.212 0:0:0:0:0:ffff:6410:5bd4
100.16.91.213 0:0:0:0:0:ffff:6410:5bd5
100.16.91.214 0:0:0:0:0:ffff:6410:5bd6
100.16.91.215 0:0:0:0:0:ffff:6410:5bd7
100.16.91.216 0:0:0:0:0:ffff:6410:5bd8
100.16.91.217 0:0:0:0:0:ffff:6410:5bd9
100.16.91.218 0:0:0:0:0:ffff:6410:5bda
100.16.91.219 0:0:0:0:0:ffff:6410:5bdb
100.16.91.220 0:0:0:0:0:ffff:6410:5bdc
100.16.91.221 0:0:0:0:0:ffff:6410:5bdd
100.16.91.222 0:0:0:0:0:ffff:6410:5bde
100.16.91.223 0:0:0:0:0:ffff:6410:5bdf
100.16.91.224 0:0:0:0:0:ffff:6410:5be0
100.16.91.225 0:0:0:0:0:ffff:6410:5be1
100.16.91.226 0:0:0:0:0:ffff:6410:5be2
100.16.91.227 0:0:0:0:0:ffff:6410:5be3
100.16.91.228 0:0:0:0:0:ffff:6410:5be4
100.16.91.229 0:0:0:0:0:ffff:6410:5be5
100.16.91.230 0:0:0:0:0:ffff:6410:5be6
100.16.91.231 0:0:0:0:0:ffff:6410:5be7
100.16.91.232 0:0:0:0:0:ffff:6410:5be8
100.16.91.233 0:0:0:0:0:ffff:6410:5be9
100.16.91.234 0:0:0:0:0:ffff:6410:5bea
100.16.91.235 0:0:0:0:0:ffff:6410:5beb
100.16.91.236 0:0:0:0:0:ffff:6410:5bec
100.16.91.237 0:0:0:0:0:ffff:6410:5bed
100.16.91.238 0:0:0:0:0:ffff:6410:5bee
100.16.91.239 0:0:0:0:0:ffff:6410:5bef
100.16.91.240 0:0:0:0:0:ffff:6410:5bf0
100.16.91.241 0:0:0:0:0:ffff:6410:5bf1
100.16.91.242 0:0:0:0:0:ffff:6410:5bf2
100.16.91.243 0:0:0:0:0:ffff:6410:5bf3
100.16.91.244 0:0:0:0:0:ffff:6410:5bf4
100.16.91.245 0:0:0:0:0:ffff:6410:5bf5
100.16.91.246 0:0:0:0:0:ffff:6410:5bf6
100.16.91.247 0:0:0:0:0:ffff:6410:5bf7
100.16.91.248 0:0:0:0:0:ffff:6410:5bf8
100.16.91.249 0:0:0:0:0:ffff:6410:5bf9
100.16.91.250 0:0:0:0:0:ffff:6410:5bfa
100.16.91.251 0:0:0:0:0:ffff:6410:5bfb
100.16.91.252 0:0:0:0:0:ffff:6410:5bfc
100.16.91.253 0:0:0:0:0:ffff:6410:5bfd
100.16.91.254 0:0:0:0:0:ffff:6410:5bfe
100.16.91.255 0:0:0:0:0:ffff:6410:5bff


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.