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
165.77.12.1 0:0:0:0:0:ffff:a54d:c01
165.77.12.2 0:0:0:0:0:ffff:a54d:c02
165.77.12.3 0:0:0:0:0:ffff:a54d:c03
165.77.12.4 0:0:0:0:0:ffff:a54d:c04
165.77.12.5 0:0:0:0:0:ffff:a54d:c05
165.77.12.6 0:0:0:0:0:ffff:a54d:c06
165.77.12.7 0:0:0:0:0:ffff:a54d:c07
165.77.12.8 0:0:0:0:0:ffff:a54d:c08
165.77.12.9 0:0:0:0:0:ffff:a54d:c09
165.77.12.10 0:0:0:0:0:ffff:a54d:c0a
165.77.12.11 0:0:0:0:0:ffff:a54d:c0b
165.77.12.12 0:0:0:0:0:ffff:a54d:c0c
165.77.12.13 0:0:0:0:0:ffff:a54d:c0d
165.77.12.14 0:0:0:0:0:ffff:a54d:c0e
165.77.12.15 0:0:0:0:0:ffff:a54d:c0f
165.77.12.16 0:0:0:0:0:ffff:a54d:c10
165.77.12.17 0:0:0:0:0:ffff:a54d:c11
165.77.12.18 0:0:0:0:0:ffff:a54d:c12
165.77.12.19 0:0:0:0:0:ffff:a54d:c13
165.77.12.20 0:0:0:0:0:ffff:a54d:c14
165.77.12.21 0:0:0:0:0:ffff:a54d:c15
165.77.12.22 0:0:0:0:0:ffff:a54d:c16
165.77.12.23 0:0:0:0:0:ffff:a54d:c17
165.77.12.24 0:0:0:0:0:ffff:a54d:c18
165.77.12.25 0:0:0:0:0:ffff:a54d:c19
165.77.12.26 0:0:0:0:0:ffff:a54d:c1a
165.77.12.27 0:0:0:0:0:ffff:a54d:c1b
165.77.12.28 0:0:0:0:0:ffff:a54d:c1c
165.77.12.29 0:0:0:0:0:ffff:a54d:c1d
165.77.12.30 0:0:0:0:0:ffff:a54d:c1e
165.77.12.31 0:0:0:0:0:ffff:a54d:c1f
165.77.12.32 0:0:0:0:0:ffff:a54d:c20
165.77.12.33 0:0:0:0:0:ffff:a54d:c21
165.77.12.34 0:0:0:0:0:ffff:a54d:c22
165.77.12.35 0:0:0:0:0:ffff:a54d:c23
165.77.12.36 0:0:0:0:0:ffff:a54d:c24
165.77.12.37 0:0:0:0:0:ffff:a54d:c25
165.77.12.38 0:0:0:0:0:ffff:a54d:c26
165.77.12.39 0:0:0:0:0:ffff:a54d:c27
165.77.12.40 0:0:0:0:0:ffff:a54d:c28
165.77.12.41 0:0:0:0:0:ffff:a54d:c29
165.77.12.42 0:0:0:0:0:ffff:a54d:c2a
165.77.12.43 0:0:0:0:0:ffff:a54d:c2b
165.77.12.44 0:0:0:0:0:ffff:a54d:c2c
165.77.12.45 0:0:0:0:0:ffff:a54d:c2d
165.77.12.46 0:0:0:0:0:ffff:a54d:c2e
165.77.12.47 0:0:0:0:0:ffff:a54d:c2f
165.77.12.48 0:0:0:0:0:ffff:a54d:c30
165.77.12.49 0:0:0:0:0:ffff:a54d:c31
165.77.12.50 0:0:0:0:0:ffff:a54d:c32
165.77.12.51 0:0:0:0:0:ffff:a54d:c33
165.77.12.52 0:0:0:0:0:ffff:a54d:c34
165.77.12.53 0:0:0:0:0:ffff:a54d:c35
165.77.12.54 0:0:0:0:0:ffff:a54d:c36
165.77.12.55 0:0:0:0:0:ffff:a54d:c37
165.77.12.56 0:0:0:0:0:ffff:a54d:c38
165.77.12.57 0:0:0:0:0:ffff:a54d:c39
165.77.12.58 0:0:0:0:0:ffff:a54d:c3a
165.77.12.59 0:0:0:0:0:ffff:a54d:c3b
165.77.12.60 0:0:0:0:0:ffff:a54d:c3c


165.77.12.61 0:0:0:0:0:ffff:a54d:c3d
165.77.12.62 0:0:0:0:0:ffff:a54d:c3e
165.77.12.63 0:0:0:0:0:ffff:a54d:c3f
165.77.12.64 0:0:0:0:0:ffff:a54d:c40
165.77.12.65 0:0:0:0:0:ffff:a54d:c41
165.77.12.66 0:0:0:0:0:ffff:a54d:c42
165.77.12.67 0:0:0:0:0:ffff:a54d:c43
165.77.12.68 0:0:0:0:0:ffff:a54d:c44
165.77.12.69 0:0:0:0:0:ffff:a54d:c45
165.77.12.70 0:0:0:0:0:ffff:a54d:c46
165.77.12.71 0:0:0:0:0:ffff:a54d:c47
165.77.12.72 0:0:0:0:0:ffff:a54d:c48
165.77.12.73 0:0:0:0:0:ffff:a54d:c49
165.77.12.74 0:0:0:0:0:ffff:a54d:c4a
165.77.12.75 0:0:0:0:0:ffff:a54d:c4b
165.77.12.76 0:0:0:0:0:ffff:a54d:c4c
165.77.12.77 0:0:0:0:0:ffff:a54d:c4d
165.77.12.78 0:0:0:0:0:ffff:a54d:c4e
165.77.12.79 0:0:0:0:0:ffff:a54d:c4f
165.77.12.80 0:0:0:0:0:ffff:a54d:c50
165.77.12.81 0:0:0:0:0:ffff:a54d:c51
165.77.12.82 0:0:0:0:0:ffff:a54d:c52
165.77.12.83 0:0:0:0:0:ffff:a54d:c53
165.77.12.84 0:0:0:0:0:ffff:a54d:c54
165.77.12.85 0:0:0:0:0:ffff:a54d:c55
165.77.12.86 0:0:0:0:0:ffff:a54d:c56
165.77.12.87 0:0:0:0:0:ffff:a54d:c57
165.77.12.88 0:0:0:0:0:ffff:a54d:c58
165.77.12.89 0:0:0:0:0:ffff:a54d:c59
165.77.12.90 0:0:0:0:0:ffff:a54d:c5a
165.77.12.91 0:0:0:0:0:ffff:a54d:c5b
165.77.12.92 0:0:0:0:0:ffff:a54d:c5c
165.77.12.93 0:0:0:0:0:ffff:a54d:c5d
165.77.12.94 0:0:0:0:0:ffff:a54d:c5e
165.77.12.95 0:0:0:0:0:ffff:a54d:c5f
165.77.12.96 0:0:0:0:0:ffff:a54d:c60
165.77.12.97 0:0:0:0:0:ffff:a54d:c61
165.77.12.98 0:0:0:0:0:ffff:a54d:c62
165.77.12.99 0:0:0:0:0:ffff:a54d:c63
165.77.12.100 0:0:0:0:0:ffff:a54d:c64
165.77.12.101 0:0:0:0:0:ffff:a54d:c65
165.77.12.102 0:0:0:0:0:ffff:a54d:c66
165.77.12.103 0:0:0:0:0:ffff:a54d:c67
165.77.12.104 0:0:0:0:0:ffff:a54d:c68
165.77.12.105 0:0:0:0:0:ffff:a54d:c69
165.77.12.106 0:0:0:0:0:ffff:a54d:c6a
165.77.12.107 0:0:0:0:0:ffff:a54d:c6b
165.77.12.108 0:0:0:0:0:ffff:a54d:c6c
165.77.12.109 0:0:0:0:0:ffff:a54d:c6d
165.77.12.110 0:0:0:0:0:ffff:a54d:c6e
165.77.12.111 0:0:0:0:0:ffff:a54d:c6f
165.77.12.112 0:0:0:0:0:ffff:a54d:c70
165.77.12.113 0:0:0:0:0:ffff:a54d:c71
165.77.12.114 0:0:0:0:0:ffff:a54d:c72
165.77.12.115 0:0:0:0:0:ffff:a54d:c73
165.77.12.116 0:0:0:0:0:ffff:a54d:c74
165.77.12.117 0:0:0:0:0:ffff:a54d:c75
165.77.12.118 0:0:0:0:0:ffff:a54d:c76
165.77.12.119 0:0:0:0:0:ffff:a54d:c77
165.77.12.120 0:0:0:0:0:ffff:a54d:c78


165.77.12.121 0:0:0:0:0:ffff:a54d:c79
165.77.12.122 0:0:0:0:0:ffff:a54d:c7a
165.77.12.123 0:0:0:0:0:ffff:a54d:c7b
165.77.12.124 0:0:0:0:0:ffff:a54d:c7c
165.77.12.125 0:0:0:0:0:ffff:a54d:c7d
165.77.12.126 0:0:0:0:0:ffff:a54d:c7e
165.77.12.127 0:0:0:0:0:ffff:a54d:c7f
165.77.12.128 0:0:0:0:0:ffff:a54d:c80
165.77.12.129 0:0:0:0:0:ffff:a54d:c81
165.77.12.130 0:0:0:0:0:ffff:a54d:c82
165.77.12.131 0:0:0:0:0:ffff:a54d:c83
165.77.12.132 0:0:0:0:0:ffff:a54d:c84
165.77.12.133 0:0:0:0:0:ffff:a54d:c85
165.77.12.134 0:0:0:0:0:ffff:a54d:c86
165.77.12.135 0:0:0:0:0:ffff:a54d:c87
165.77.12.136 0:0:0:0:0:ffff:a54d:c88
165.77.12.137 0:0:0:0:0:ffff:a54d:c89
165.77.12.138 0:0:0:0:0:ffff:a54d:c8a
165.77.12.139 0:0:0:0:0:ffff:a54d:c8b
165.77.12.140 0:0:0:0:0:ffff:a54d:c8c
165.77.12.141 0:0:0:0:0:ffff:a54d:c8d
165.77.12.142 0:0:0:0:0:ffff:a54d:c8e
165.77.12.143 0:0:0:0:0:ffff:a54d:c8f
165.77.12.144 0:0:0:0:0:ffff:a54d:c90
165.77.12.145 0:0:0:0:0:ffff:a54d:c91
165.77.12.146 0:0:0:0:0:ffff:a54d:c92
165.77.12.147 0:0:0:0:0:ffff:a54d:c93
165.77.12.148 0:0:0:0:0:ffff:a54d:c94
165.77.12.149 0:0:0:0:0:ffff:a54d:c95
165.77.12.150 0:0:0:0:0:ffff:a54d:c96
165.77.12.151 0:0:0:0:0:ffff:a54d:c97
165.77.12.152 0:0:0:0:0:ffff:a54d:c98
165.77.12.153 0:0:0:0:0:ffff:a54d:c99
165.77.12.154 0:0:0:0:0:ffff:a54d:c9a
165.77.12.155 0:0:0:0:0:ffff:a54d:c9b
165.77.12.156 0:0:0:0:0:ffff:a54d:c9c
165.77.12.157 0:0:0:0:0:ffff:a54d:c9d
165.77.12.158 0:0:0:0:0:ffff:a54d:c9e
165.77.12.159 0:0:0:0:0:ffff:a54d:c9f
165.77.12.160 0:0:0:0:0:ffff:a54d:ca0
165.77.12.161 0:0:0:0:0:ffff:a54d:ca1
165.77.12.162 0:0:0:0:0:ffff:a54d:ca2
165.77.12.163 0:0:0:0:0:ffff:a54d:ca3
165.77.12.164 0:0:0:0:0:ffff:a54d:ca4
165.77.12.165 0:0:0:0:0:ffff:a54d:ca5
165.77.12.166 0:0:0:0:0:ffff:a54d:ca6
165.77.12.167 0:0:0:0:0:ffff:a54d:ca7
165.77.12.168 0:0:0:0:0:ffff:a54d:ca8
165.77.12.169 0:0:0:0:0:ffff:a54d:ca9
165.77.12.170 0:0:0:0:0:ffff:a54d:caa
165.77.12.171 0:0:0:0:0:ffff:a54d:cab
165.77.12.172 0:0:0:0:0:ffff:a54d:cac
165.77.12.173 0:0:0:0:0:ffff:a54d:cad
165.77.12.174 0:0:0:0:0:ffff:a54d:cae
165.77.12.175 0:0:0:0:0:ffff:a54d:caf
165.77.12.176 0:0:0:0:0:ffff:a54d:cb0
165.77.12.177 0:0:0:0:0:ffff:a54d:cb1
165.77.12.178 0:0:0:0:0:ffff:a54d:cb2
165.77.12.179 0:0:0:0:0:ffff:a54d:cb3
165.77.12.180 0:0:0:0:0:ffff:a54d:cb4


165.77.12.181 0:0:0:0:0:ffff:a54d:cb5
165.77.12.182 0:0:0:0:0:ffff:a54d:cb6
165.77.12.183 0:0:0:0:0:ffff:a54d:cb7
165.77.12.184 0:0:0:0:0:ffff:a54d:cb8
165.77.12.185 0:0:0:0:0:ffff:a54d:cb9
165.77.12.186 0:0:0:0:0:ffff:a54d:cba
165.77.12.187 0:0:0:0:0:ffff:a54d:cbb
165.77.12.188 0:0:0:0:0:ffff:a54d:cbc
165.77.12.189 0:0:0:0:0:ffff:a54d:cbd
165.77.12.190 0:0:0:0:0:ffff:a54d:cbe
165.77.12.191 0:0:0:0:0:ffff:a54d:cbf
165.77.12.192 0:0:0:0:0:ffff:a54d:cc0
165.77.12.193 0:0:0:0:0:ffff:a54d:cc1
165.77.12.194 0:0:0:0:0:ffff:a54d:cc2
165.77.12.195 0:0:0:0:0:ffff:a54d:cc3
165.77.12.196 0:0:0:0:0:ffff:a54d:cc4
165.77.12.197 0:0:0:0:0:ffff:a54d:cc5
165.77.12.198 0:0:0:0:0:ffff:a54d:cc6
165.77.12.199 0:0:0:0:0:ffff:a54d:cc7
165.77.12.200 0:0:0:0:0:ffff:a54d:cc8
165.77.12.201 0:0:0:0:0:ffff:a54d:cc9
165.77.12.202 0:0:0:0:0:ffff:a54d:cca
165.77.12.203 0:0:0:0:0:ffff:a54d:ccb
165.77.12.204 0:0:0:0:0:ffff:a54d:ccc
165.77.12.205 0:0:0:0:0:ffff:a54d:ccd
165.77.12.206 0:0:0:0:0:ffff:a54d:cce
165.77.12.207 0:0:0:0:0:ffff:a54d:ccf
165.77.12.208 0:0:0:0:0:ffff:a54d:cd0
165.77.12.209 0:0:0:0:0:ffff:a54d:cd1
165.77.12.210 0:0:0:0:0:ffff:a54d:cd2
165.77.12.211 0:0:0:0:0:ffff:a54d:cd3
165.77.12.212 0:0:0:0:0:ffff:a54d:cd4
165.77.12.213 0:0:0:0:0:ffff:a54d:cd5
165.77.12.214 0:0:0:0:0:ffff:a54d:cd6
165.77.12.215 0:0:0:0:0:ffff:a54d:cd7
165.77.12.216 0:0:0:0:0:ffff:a54d:cd8
165.77.12.217 0:0:0:0:0:ffff:a54d:cd9
165.77.12.218 0:0:0:0:0:ffff:a54d:cda
165.77.12.219 0:0:0:0:0:ffff:a54d:cdb
165.77.12.220 0:0:0:0:0:ffff:a54d:cdc
165.77.12.221 0:0:0:0:0:ffff:a54d:cdd
165.77.12.222 0:0:0:0:0:ffff:a54d:cde
165.77.12.223 0:0:0:0:0:ffff:a54d:cdf
165.77.12.224 0:0:0:0:0:ffff:a54d:ce0
165.77.12.225 0:0:0:0:0:ffff:a54d:ce1
165.77.12.226 0:0:0:0:0:ffff:a54d:ce2
165.77.12.227 0:0:0:0:0:ffff:a54d:ce3
165.77.12.228 0:0:0:0:0:ffff:a54d:ce4
165.77.12.229 0:0:0:0:0:ffff:a54d:ce5
165.77.12.230 0:0:0:0:0:ffff:a54d:ce6
165.77.12.231 0:0:0:0:0:ffff:a54d:ce7
165.77.12.232 0:0:0:0:0:ffff:a54d:ce8
165.77.12.233 0:0:0:0:0:ffff:a54d:ce9
165.77.12.234 0:0:0:0:0:ffff:a54d:cea
165.77.12.235 0:0:0:0:0:ffff:a54d:ceb
165.77.12.236 0:0:0:0:0:ffff:a54d:cec
165.77.12.237 0:0:0:0:0:ffff:a54d:ced
165.77.12.238 0:0:0:0:0:ffff:a54d:cee
165.77.12.239 0:0:0:0:0:ffff:a54d:cef
165.77.12.240 0:0:0:0:0:ffff:a54d:cf0
165.77.12.241 0:0:0:0:0:ffff:a54d:cf1
165.77.12.242 0:0:0:0:0:ffff:a54d:cf2
165.77.12.243 0:0:0:0:0:ffff:a54d:cf3
165.77.12.244 0:0:0:0:0:ffff:a54d:cf4
165.77.12.245 0:0:0:0:0:ffff:a54d:cf5
165.77.12.246 0:0:0:0:0:ffff:a54d:cf6
165.77.12.247 0:0:0:0:0:ffff:a54d:cf7
165.77.12.248 0:0:0:0:0:ffff:a54d:cf8
165.77.12.249 0:0:0:0:0:ffff:a54d:cf9
165.77.12.250 0:0:0:0:0:ffff:a54d:cfa
165.77.12.251 0:0:0:0:0:ffff:a54d:cfb
165.77.12.252 0:0:0:0:0:ffff:a54d:cfc
165.77.12.253 0:0:0:0:0:ffff:a54d:cfd
165.77.12.254 0:0:0:0:0:ffff:a54d:cfe
165.77.12.255 0:0:0:0:0:ffff:a54d:cff


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.