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
165.77.77.1 0:0:0:0:0:ffff:a54d:4d01
165.77.77.2 0:0:0:0:0:ffff:a54d:4d02
165.77.77.3 0:0:0:0:0:ffff:a54d:4d03
165.77.77.4 0:0:0:0:0:ffff:a54d:4d04
165.77.77.5 0:0:0:0:0:ffff:a54d:4d05
165.77.77.6 0:0:0:0:0:ffff:a54d:4d06
165.77.77.7 0:0:0:0:0:ffff:a54d:4d07
165.77.77.8 0:0:0:0:0:ffff:a54d:4d08
165.77.77.9 0:0:0:0:0:ffff:a54d:4d09
165.77.77.10 0:0:0:0:0:ffff:a54d:4d0a
165.77.77.11 0:0:0:0:0:ffff:a54d:4d0b
165.77.77.12 0:0:0:0:0:ffff:a54d:4d0c
165.77.77.13 0:0:0:0:0:ffff:a54d:4d0d
165.77.77.14 0:0:0:0:0:ffff:a54d:4d0e
165.77.77.15 0:0:0:0:0:ffff:a54d:4d0f
165.77.77.16 0:0:0:0:0:ffff:a54d:4d10
165.77.77.17 0:0:0:0:0:ffff:a54d:4d11
165.77.77.18 0:0:0:0:0:ffff:a54d:4d12
165.77.77.19 0:0:0:0:0:ffff:a54d:4d13
165.77.77.20 0:0:0:0:0:ffff:a54d:4d14
165.77.77.21 0:0:0:0:0:ffff:a54d:4d15
165.77.77.22 0:0:0:0:0:ffff:a54d:4d16
165.77.77.23 0:0:0:0:0:ffff:a54d:4d17
165.77.77.24 0:0:0:0:0:ffff:a54d:4d18
165.77.77.25 0:0:0:0:0:ffff:a54d:4d19
165.77.77.26 0:0:0:0:0:ffff:a54d:4d1a
165.77.77.27 0:0:0:0:0:ffff:a54d:4d1b
165.77.77.28 0:0:0:0:0:ffff:a54d:4d1c
165.77.77.29 0:0:0:0:0:ffff:a54d:4d1d
165.77.77.30 0:0:0:0:0:ffff:a54d:4d1e
165.77.77.31 0:0:0:0:0:ffff:a54d:4d1f
165.77.77.32 0:0:0:0:0:ffff:a54d:4d20
165.77.77.33 0:0:0:0:0:ffff:a54d:4d21
165.77.77.34 0:0:0:0:0:ffff:a54d:4d22
165.77.77.35 0:0:0:0:0:ffff:a54d:4d23
165.77.77.36 0:0:0:0:0:ffff:a54d:4d24
165.77.77.37 0:0:0:0:0:ffff:a54d:4d25
165.77.77.38 0:0:0:0:0:ffff:a54d:4d26
165.77.77.39 0:0:0:0:0:ffff:a54d:4d27
165.77.77.40 0:0:0:0:0:ffff:a54d:4d28
165.77.77.41 0:0:0:0:0:ffff:a54d:4d29
165.77.77.42 0:0:0:0:0:ffff:a54d:4d2a
165.77.77.43 0:0:0:0:0:ffff:a54d:4d2b
165.77.77.44 0:0:0:0:0:ffff:a54d:4d2c
165.77.77.45 0:0:0:0:0:ffff:a54d:4d2d
165.77.77.46 0:0:0:0:0:ffff:a54d:4d2e
165.77.77.47 0:0:0:0:0:ffff:a54d:4d2f
165.77.77.48 0:0:0:0:0:ffff:a54d:4d30
165.77.77.49 0:0:0:0:0:ffff:a54d:4d31
165.77.77.50 0:0:0:0:0:ffff:a54d:4d32
165.77.77.51 0:0:0:0:0:ffff:a54d:4d33
165.77.77.52 0:0:0:0:0:ffff:a54d:4d34
165.77.77.53 0:0:0:0:0:ffff:a54d:4d35
165.77.77.54 0:0:0:0:0:ffff:a54d:4d36
165.77.77.55 0:0:0:0:0:ffff:a54d:4d37
165.77.77.56 0:0:0:0:0:ffff:a54d:4d38
165.77.77.57 0:0:0:0:0:ffff:a54d:4d39
165.77.77.58 0:0:0:0:0:ffff:a54d:4d3a
165.77.77.59 0:0:0:0:0:ffff:a54d:4d3b
165.77.77.60 0:0:0:0:0:ffff:a54d:4d3c


165.77.77.61 0:0:0:0:0:ffff:a54d:4d3d
165.77.77.62 0:0:0:0:0:ffff:a54d:4d3e
165.77.77.63 0:0:0:0:0:ffff:a54d:4d3f
165.77.77.64 0:0:0:0:0:ffff:a54d:4d40
165.77.77.65 0:0:0:0:0:ffff:a54d:4d41
165.77.77.66 0:0:0:0:0:ffff:a54d:4d42
165.77.77.67 0:0:0:0:0:ffff:a54d:4d43
165.77.77.68 0:0:0:0:0:ffff:a54d:4d44
165.77.77.69 0:0:0:0:0:ffff:a54d:4d45
165.77.77.70 0:0:0:0:0:ffff:a54d:4d46
165.77.77.71 0:0:0:0:0:ffff:a54d:4d47
165.77.77.72 0:0:0:0:0:ffff:a54d:4d48
165.77.77.73 0:0:0:0:0:ffff:a54d:4d49
165.77.77.74 0:0:0:0:0:ffff:a54d:4d4a
165.77.77.75 0:0:0:0:0:ffff:a54d:4d4b
165.77.77.76 0:0:0:0:0:ffff:a54d:4d4c
165.77.77.77 0:0:0:0:0:ffff:a54d:4d4d
165.77.77.78 0:0:0:0:0:ffff:a54d:4d4e
165.77.77.79 0:0:0:0:0:ffff:a54d:4d4f
165.77.77.80 0:0:0:0:0:ffff:a54d:4d50
165.77.77.81 0:0:0:0:0:ffff:a54d:4d51
165.77.77.82 0:0:0:0:0:ffff:a54d:4d52
165.77.77.83 0:0:0:0:0:ffff:a54d:4d53
165.77.77.84 0:0:0:0:0:ffff:a54d:4d54
165.77.77.85 0:0:0:0:0:ffff:a54d:4d55
165.77.77.86 0:0:0:0:0:ffff:a54d:4d56
165.77.77.87 0:0:0:0:0:ffff:a54d:4d57
165.77.77.88 0:0:0:0:0:ffff:a54d:4d58
165.77.77.89 0:0:0:0:0:ffff:a54d:4d59
165.77.77.90 0:0:0:0:0:ffff:a54d:4d5a
165.77.77.91 0:0:0:0:0:ffff:a54d:4d5b
165.77.77.92 0:0:0:0:0:ffff:a54d:4d5c
165.77.77.93 0:0:0:0:0:ffff:a54d:4d5d
165.77.77.94 0:0:0:0:0:ffff:a54d:4d5e
165.77.77.95 0:0:0:0:0:ffff:a54d:4d5f
165.77.77.96 0:0:0:0:0:ffff:a54d:4d60
165.77.77.97 0:0:0:0:0:ffff:a54d:4d61
165.77.77.98 0:0:0:0:0:ffff:a54d:4d62
165.77.77.99 0:0:0:0:0:ffff:a54d:4d63
165.77.77.100 0:0:0:0:0:ffff:a54d:4d64
165.77.77.101 0:0:0:0:0:ffff:a54d:4d65
165.77.77.102 0:0:0:0:0:ffff:a54d:4d66
165.77.77.103 0:0:0:0:0:ffff:a54d:4d67
165.77.77.104 0:0:0:0:0:ffff:a54d:4d68
165.77.77.105 0:0:0:0:0:ffff:a54d:4d69
165.77.77.106 0:0:0:0:0:ffff:a54d:4d6a
165.77.77.107 0:0:0:0:0:ffff:a54d:4d6b
165.77.77.108 0:0:0:0:0:ffff:a54d:4d6c
165.77.77.109 0:0:0:0:0:ffff:a54d:4d6d
165.77.77.110 0:0:0:0:0:ffff:a54d:4d6e
165.77.77.111 0:0:0:0:0:ffff:a54d:4d6f
165.77.77.112 0:0:0:0:0:ffff:a54d:4d70
165.77.77.113 0:0:0:0:0:ffff:a54d:4d71
165.77.77.114 0:0:0:0:0:ffff:a54d:4d72
165.77.77.115 0:0:0:0:0:ffff:a54d:4d73
165.77.77.116 0:0:0:0:0:ffff:a54d:4d74
165.77.77.117 0:0:0:0:0:ffff:a54d:4d75
165.77.77.118 0:0:0:0:0:ffff:a54d:4d76
165.77.77.119 0:0:0:0:0:ffff:a54d:4d77
165.77.77.120 0:0:0:0:0:ffff:a54d:4d78


165.77.77.121 0:0:0:0:0:ffff:a54d:4d79
165.77.77.122 0:0:0:0:0:ffff:a54d:4d7a
165.77.77.123 0:0:0:0:0:ffff:a54d:4d7b
165.77.77.124 0:0:0:0:0:ffff:a54d:4d7c
165.77.77.125 0:0:0:0:0:ffff:a54d:4d7d
165.77.77.126 0:0:0:0:0:ffff:a54d:4d7e
165.77.77.127 0:0:0:0:0:ffff:a54d:4d7f
165.77.77.128 0:0:0:0:0:ffff:a54d:4d80
165.77.77.129 0:0:0:0:0:ffff:a54d:4d81
165.77.77.130 0:0:0:0:0:ffff:a54d:4d82
165.77.77.131 0:0:0:0:0:ffff:a54d:4d83
165.77.77.132 0:0:0:0:0:ffff:a54d:4d84
165.77.77.133 0:0:0:0:0:ffff:a54d:4d85
165.77.77.134 0:0:0:0:0:ffff:a54d:4d86
165.77.77.135 0:0:0:0:0:ffff:a54d:4d87
165.77.77.136 0:0:0:0:0:ffff:a54d:4d88
165.77.77.137 0:0:0:0:0:ffff:a54d:4d89
165.77.77.138 0:0:0:0:0:ffff:a54d:4d8a
165.77.77.139 0:0:0:0:0:ffff:a54d:4d8b
165.77.77.140 0:0:0:0:0:ffff:a54d:4d8c
165.77.77.141 0:0:0:0:0:ffff:a54d:4d8d
165.77.77.142 0:0:0:0:0:ffff:a54d:4d8e
165.77.77.143 0:0:0:0:0:ffff:a54d:4d8f
165.77.77.144 0:0:0:0:0:ffff:a54d:4d90
165.77.77.145 0:0:0:0:0:ffff:a54d:4d91
165.77.77.146 0:0:0:0:0:ffff:a54d:4d92
165.77.77.147 0:0:0:0:0:ffff:a54d:4d93
165.77.77.148 0:0:0:0:0:ffff:a54d:4d94
165.77.77.149 0:0:0:0:0:ffff:a54d:4d95
165.77.77.150 0:0:0:0:0:ffff:a54d:4d96
165.77.77.151 0:0:0:0:0:ffff:a54d:4d97
165.77.77.152 0:0:0:0:0:ffff:a54d:4d98
165.77.77.153 0:0:0:0:0:ffff:a54d:4d99
165.77.77.154 0:0:0:0:0:ffff:a54d:4d9a
165.77.77.155 0:0:0:0:0:ffff:a54d:4d9b
165.77.77.156 0:0:0:0:0:ffff:a54d:4d9c
165.77.77.157 0:0:0:0:0:ffff:a54d:4d9d
165.77.77.158 0:0:0:0:0:ffff:a54d:4d9e
165.77.77.159 0:0:0:0:0:ffff:a54d:4d9f
165.77.77.160 0:0:0:0:0:ffff:a54d:4da0
165.77.77.161 0:0:0:0:0:ffff:a54d:4da1
165.77.77.162 0:0:0:0:0:ffff:a54d:4da2
165.77.77.163 0:0:0:0:0:ffff:a54d:4da3
165.77.77.164 0:0:0:0:0:ffff:a54d:4da4
165.77.77.165 0:0:0:0:0:ffff:a54d:4da5
165.77.77.166 0:0:0:0:0:ffff:a54d:4da6
165.77.77.167 0:0:0:0:0:ffff:a54d:4da7
165.77.77.168 0:0:0:0:0:ffff:a54d:4da8
165.77.77.169 0:0:0:0:0:ffff:a54d:4da9
165.77.77.170 0:0:0:0:0:ffff:a54d:4daa
165.77.77.171 0:0:0:0:0:ffff:a54d:4dab
165.77.77.172 0:0:0:0:0:ffff:a54d:4dac
165.77.77.173 0:0:0:0:0:ffff:a54d:4dad
165.77.77.174 0:0:0:0:0:ffff:a54d:4dae
165.77.77.175 0:0:0:0:0:ffff:a54d:4daf
165.77.77.176 0:0:0:0:0:ffff:a54d:4db0
165.77.77.177 0:0:0:0:0:ffff:a54d:4db1
165.77.77.178 0:0:0:0:0:ffff:a54d:4db2
165.77.77.179 0:0:0:0:0:ffff:a54d:4db3
165.77.77.180 0:0:0:0:0:ffff:a54d:4db4


165.77.77.181 0:0:0:0:0:ffff:a54d:4db5
165.77.77.182 0:0:0:0:0:ffff:a54d:4db6
165.77.77.183 0:0:0:0:0:ffff:a54d:4db7
165.77.77.184 0:0:0:0:0:ffff:a54d:4db8
165.77.77.185 0:0:0:0:0:ffff:a54d:4db9
165.77.77.186 0:0:0:0:0:ffff:a54d:4dba
165.77.77.187 0:0:0:0:0:ffff:a54d:4dbb
165.77.77.188 0:0:0:0:0:ffff:a54d:4dbc
165.77.77.189 0:0:0:0:0:ffff:a54d:4dbd
165.77.77.190 0:0:0:0:0:ffff:a54d:4dbe
165.77.77.191 0:0:0:0:0:ffff:a54d:4dbf
165.77.77.192 0:0:0:0:0:ffff:a54d:4dc0
165.77.77.193 0:0:0:0:0:ffff:a54d:4dc1
165.77.77.194 0:0:0:0:0:ffff:a54d:4dc2
165.77.77.195 0:0:0:0:0:ffff:a54d:4dc3
165.77.77.196 0:0:0:0:0:ffff:a54d:4dc4
165.77.77.197 0:0:0:0:0:ffff:a54d:4dc5
165.77.77.198 0:0:0:0:0:ffff:a54d:4dc6
165.77.77.199 0:0:0:0:0:ffff:a54d:4dc7
165.77.77.200 0:0:0:0:0:ffff:a54d:4dc8
165.77.77.201 0:0:0:0:0:ffff:a54d:4dc9
165.77.77.202 0:0:0:0:0:ffff:a54d:4dca
165.77.77.203 0:0:0:0:0:ffff:a54d:4dcb
165.77.77.204 0:0:0:0:0:ffff:a54d:4dcc
165.77.77.205 0:0:0:0:0:ffff:a54d:4dcd
165.77.77.206 0:0:0:0:0:ffff:a54d:4dce
165.77.77.207 0:0:0:0:0:ffff:a54d:4dcf
165.77.77.208 0:0:0:0:0:ffff:a54d:4dd0
165.77.77.209 0:0:0:0:0:ffff:a54d:4dd1
165.77.77.210 0:0:0:0:0:ffff:a54d:4dd2
165.77.77.211 0:0:0:0:0:ffff:a54d:4dd3
165.77.77.212 0:0:0:0:0:ffff:a54d:4dd4
165.77.77.213 0:0:0:0:0:ffff:a54d:4dd5
165.77.77.214 0:0:0:0:0:ffff:a54d:4dd6
165.77.77.215 0:0:0:0:0:ffff:a54d:4dd7
165.77.77.216 0:0:0:0:0:ffff:a54d:4dd8
165.77.77.217 0:0:0:0:0:ffff:a54d:4dd9
165.77.77.218 0:0:0:0:0:ffff:a54d:4dda
165.77.77.219 0:0:0:0:0:ffff:a54d:4ddb
165.77.77.220 0:0:0:0:0:ffff:a54d:4ddc
165.77.77.221 0:0:0:0:0:ffff:a54d:4ddd
165.77.77.222 0:0:0:0:0:ffff:a54d:4dde
165.77.77.223 0:0:0:0:0:ffff:a54d:4ddf
165.77.77.224 0:0:0:0:0:ffff:a54d:4de0
165.77.77.225 0:0:0:0:0:ffff:a54d:4de1
165.77.77.226 0:0:0:0:0:ffff:a54d:4de2
165.77.77.227 0:0:0:0:0:ffff:a54d:4de3
165.77.77.228 0:0:0:0:0:ffff:a54d:4de4
165.77.77.229 0:0:0:0:0:ffff:a54d:4de5
165.77.77.230 0:0:0:0:0:ffff:a54d:4de6
165.77.77.231 0:0:0:0:0:ffff:a54d:4de7
165.77.77.232 0:0:0:0:0:ffff:a54d:4de8
165.77.77.233 0:0:0:0:0:ffff:a54d:4de9
165.77.77.234 0:0:0:0:0:ffff:a54d:4dea
165.77.77.235 0:0:0:0:0:ffff:a54d:4deb
165.77.77.236 0:0:0:0:0:ffff:a54d:4dec
165.77.77.237 0:0:0:0:0:ffff:a54d:4ded
165.77.77.238 0:0:0:0:0:ffff:a54d:4dee
165.77.77.239 0:0:0:0:0:ffff:a54d:4def
165.77.77.240 0:0:0:0:0:ffff:a54d:4df0
165.77.77.241 0:0:0:0:0:ffff:a54d:4df1
165.77.77.242 0:0:0:0:0:ffff:a54d:4df2
165.77.77.243 0:0:0:0:0:ffff:a54d:4df3
165.77.77.244 0:0:0:0:0:ffff:a54d:4df4
165.77.77.245 0:0:0:0:0:ffff:a54d:4df5
165.77.77.246 0:0:0:0:0:ffff:a54d:4df6
165.77.77.247 0:0:0:0:0:ffff:a54d:4df7
165.77.77.248 0:0:0:0:0:ffff:a54d:4df8
165.77.77.249 0:0:0:0:0:ffff:a54d:4df9
165.77.77.250 0:0:0:0:0:ffff:a54d:4dfa
165.77.77.251 0:0:0:0:0:ffff:a54d:4dfb
165.77.77.252 0:0:0:0:0:ffff:a54d:4dfc
165.77.77.253 0:0:0:0:0:ffff:a54d:4dfd
165.77.77.254 0:0:0:0:0:ffff:a54d:4dfe
165.77.77.255 0:0:0:0:0:ffff:a54d:4dff


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.