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
165.77.204.1 0:0:0:0:0:ffff:a54d:cc01
165.77.204.2 0:0:0:0:0:ffff:a54d:cc02
165.77.204.3 0:0:0:0:0:ffff:a54d:cc03
165.77.204.4 0:0:0:0:0:ffff:a54d:cc04
165.77.204.5 0:0:0:0:0:ffff:a54d:cc05
165.77.204.6 0:0:0:0:0:ffff:a54d:cc06
165.77.204.7 0:0:0:0:0:ffff:a54d:cc07
165.77.204.8 0:0:0:0:0:ffff:a54d:cc08
165.77.204.9 0:0:0:0:0:ffff:a54d:cc09
165.77.204.10 0:0:0:0:0:ffff:a54d:cc0a
165.77.204.11 0:0:0:0:0:ffff:a54d:cc0b
165.77.204.12 0:0:0:0:0:ffff:a54d:cc0c
165.77.204.13 0:0:0:0:0:ffff:a54d:cc0d
165.77.204.14 0:0:0:0:0:ffff:a54d:cc0e
165.77.204.15 0:0:0:0:0:ffff:a54d:cc0f
165.77.204.16 0:0:0:0:0:ffff:a54d:cc10
165.77.204.17 0:0:0:0:0:ffff:a54d:cc11
165.77.204.18 0:0:0:0:0:ffff:a54d:cc12
165.77.204.19 0:0:0:0:0:ffff:a54d:cc13
165.77.204.20 0:0:0:0:0:ffff:a54d:cc14
165.77.204.21 0:0:0:0:0:ffff:a54d:cc15
165.77.204.22 0:0:0:0:0:ffff:a54d:cc16
165.77.204.23 0:0:0:0:0:ffff:a54d:cc17
165.77.204.24 0:0:0:0:0:ffff:a54d:cc18
165.77.204.25 0:0:0:0:0:ffff:a54d:cc19
165.77.204.26 0:0:0:0:0:ffff:a54d:cc1a
165.77.204.27 0:0:0:0:0:ffff:a54d:cc1b
165.77.204.28 0:0:0:0:0:ffff:a54d:cc1c
165.77.204.29 0:0:0:0:0:ffff:a54d:cc1d
165.77.204.30 0:0:0:0:0:ffff:a54d:cc1e
165.77.204.31 0:0:0:0:0:ffff:a54d:cc1f
165.77.204.32 0:0:0:0:0:ffff:a54d:cc20
165.77.204.33 0:0:0:0:0:ffff:a54d:cc21
165.77.204.34 0:0:0:0:0:ffff:a54d:cc22
165.77.204.35 0:0:0:0:0:ffff:a54d:cc23
165.77.204.36 0:0:0:0:0:ffff:a54d:cc24
165.77.204.37 0:0:0:0:0:ffff:a54d:cc25
165.77.204.38 0:0:0:0:0:ffff:a54d:cc26
165.77.204.39 0:0:0:0:0:ffff:a54d:cc27
165.77.204.40 0:0:0:0:0:ffff:a54d:cc28
165.77.204.41 0:0:0:0:0:ffff:a54d:cc29
165.77.204.42 0:0:0:0:0:ffff:a54d:cc2a
165.77.204.43 0:0:0:0:0:ffff:a54d:cc2b
165.77.204.44 0:0:0:0:0:ffff:a54d:cc2c
165.77.204.45 0:0:0:0:0:ffff:a54d:cc2d
165.77.204.46 0:0:0:0:0:ffff:a54d:cc2e
165.77.204.47 0:0:0:0:0:ffff:a54d:cc2f
165.77.204.48 0:0:0:0:0:ffff:a54d:cc30
165.77.204.49 0:0:0:0:0:ffff:a54d:cc31
165.77.204.50 0:0:0:0:0:ffff:a54d:cc32
165.77.204.51 0:0:0:0:0:ffff:a54d:cc33
165.77.204.52 0:0:0:0:0:ffff:a54d:cc34
165.77.204.53 0:0:0:0:0:ffff:a54d:cc35
165.77.204.54 0:0:0:0:0:ffff:a54d:cc36
165.77.204.55 0:0:0:0:0:ffff:a54d:cc37
165.77.204.56 0:0:0:0:0:ffff:a54d:cc38
165.77.204.57 0:0:0:0:0:ffff:a54d:cc39
165.77.204.58 0:0:0:0:0:ffff:a54d:cc3a
165.77.204.59 0:0:0:0:0:ffff:a54d:cc3b
165.77.204.60 0:0:0:0:0:ffff:a54d:cc3c


165.77.204.61 0:0:0:0:0:ffff:a54d:cc3d
165.77.204.62 0:0:0:0:0:ffff:a54d:cc3e
165.77.204.63 0:0:0:0:0:ffff:a54d:cc3f
165.77.204.64 0:0:0:0:0:ffff:a54d:cc40
165.77.204.65 0:0:0:0:0:ffff:a54d:cc41
165.77.204.66 0:0:0:0:0:ffff:a54d:cc42
165.77.204.67 0:0:0:0:0:ffff:a54d:cc43
165.77.204.68 0:0:0:0:0:ffff:a54d:cc44
165.77.204.69 0:0:0:0:0:ffff:a54d:cc45
165.77.204.70 0:0:0:0:0:ffff:a54d:cc46
165.77.204.71 0:0:0:0:0:ffff:a54d:cc47
165.77.204.72 0:0:0:0:0:ffff:a54d:cc48
165.77.204.73 0:0:0:0:0:ffff:a54d:cc49
165.77.204.74 0:0:0:0:0:ffff:a54d:cc4a
165.77.204.75 0:0:0:0:0:ffff:a54d:cc4b
165.77.204.76 0:0:0:0:0:ffff:a54d:cc4c
165.77.204.77 0:0:0:0:0:ffff:a54d:cc4d
165.77.204.78 0:0:0:0:0:ffff:a54d:cc4e
165.77.204.79 0:0:0:0:0:ffff:a54d:cc4f
165.77.204.80 0:0:0:0:0:ffff:a54d:cc50
165.77.204.81 0:0:0:0:0:ffff:a54d:cc51
165.77.204.82 0:0:0:0:0:ffff:a54d:cc52
165.77.204.83 0:0:0:0:0:ffff:a54d:cc53
165.77.204.84 0:0:0:0:0:ffff:a54d:cc54
165.77.204.85 0:0:0:0:0:ffff:a54d:cc55
165.77.204.86 0:0:0:0:0:ffff:a54d:cc56
165.77.204.87 0:0:0:0:0:ffff:a54d:cc57
165.77.204.88 0:0:0:0:0:ffff:a54d:cc58
165.77.204.89 0:0:0:0:0:ffff:a54d:cc59
165.77.204.90 0:0:0:0:0:ffff:a54d:cc5a
165.77.204.91 0:0:0:0:0:ffff:a54d:cc5b
165.77.204.92 0:0:0:0:0:ffff:a54d:cc5c
165.77.204.93 0:0:0:0:0:ffff:a54d:cc5d
165.77.204.94 0:0:0:0:0:ffff:a54d:cc5e
165.77.204.95 0:0:0:0:0:ffff:a54d:cc5f
165.77.204.96 0:0:0:0:0:ffff:a54d:cc60
165.77.204.97 0:0:0:0:0:ffff:a54d:cc61
165.77.204.98 0:0:0:0:0:ffff:a54d:cc62
165.77.204.99 0:0:0:0:0:ffff:a54d:cc63
165.77.204.100 0:0:0:0:0:ffff:a54d:cc64
165.77.204.101 0:0:0:0:0:ffff:a54d:cc65
165.77.204.102 0:0:0:0:0:ffff:a54d:cc66
165.77.204.103 0:0:0:0:0:ffff:a54d:cc67
165.77.204.104 0:0:0:0:0:ffff:a54d:cc68
165.77.204.105 0:0:0:0:0:ffff:a54d:cc69
165.77.204.106 0:0:0:0:0:ffff:a54d:cc6a
165.77.204.107 0:0:0:0:0:ffff:a54d:cc6b
165.77.204.108 0:0:0:0:0:ffff:a54d:cc6c
165.77.204.109 0:0:0:0:0:ffff:a54d:cc6d
165.77.204.110 0:0:0:0:0:ffff:a54d:cc6e
165.77.204.111 0:0:0:0:0:ffff:a54d:cc6f
165.77.204.112 0:0:0:0:0:ffff:a54d:cc70
165.77.204.113 0:0:0:0:0:ffff:a54d:cc71
165.77.204.114 0:0:0:0:0:ffff:a54d:cc72
165.77.204.115 0:0:0:0:0:ffff:a54d:cc73
165.77.204.116 0:0:0:0:0:ffff:a54d:cc74
165.77.204.117 0:0:0:0:0:ffff:a54d:cc75
165.77.204.118 0:0:0:0:0:ffff:a54d:cc76
165.77.204.119 0:0:0:0:0:ffff:a54d:cc77
165.77.204.120 0:0:0:0:0:ffff:a54d:cc78


165.77.204.121 0:0:0:0:0:ffff:a54d:cc79
165.77.204.122 0:0:0:0:0:ffff:a54d:cc7a
165.77.204.123 0:0:0:0:0:ffff:a54d:cc7b
165.77.204.124 0:0:0:0:0:ffff:a54d:cc7c
165.77.204.125 0:0:0:0:0:ffff:a54d:cc7d
165.77.204.126 0:0:0:0:0:ffff:a54d:cc7e
165.77.204.127 0:0:0:0:0:ffff:a54d:cc7f
165.77.204.128 0:0:0:0:0:ffff:a54d:cc80
165.77.204.129 0:0:0:0:0:ffff:a54d:cc81
165.77.204.130 0:0:0:0:0:ffff:a54d:cc82
165.77.204.131 0:0:0:0:0:ffff:a54d:cc83
165.77.204.132 0:0:0:0:0:ffff:a54d:cc84
165.77.204.133 0:0:0:0:0:ffff:a54d:cc85
165.77.204.134 0:0:0:0:0:ffff:a54d:cc86
165.77.204.135 0:0:0:0:0:ffff:a54d:cc87
165.77.204.136 0:0:0:0:0:ffff:a54d:cc88
165.77.204.137 0:0:0:0:0:ffff:a54d:cc89
165.77.204.138 0:0:0:0:0:ffff:a54d:cc8a
165.77.204.139 0:0:0:0:0:ffff:a54d:cc8b
165.77.204.140 0:0:0:0:0:ffff:a54d:cc8c
165.77.204.141 0:0:0:0:0:ffff:a54d:cc8d
165.77.204.142 0:0:0:0:0:ffff:a54d:cc8e
165.77.204.143 0:0:0:0:0:ffff:a54d:cc8f
165.77.204.144 0:0:0:0:0:ffff:a54d:cc90
165.77.204.145 0:0:0:0:0:ffff:a54d:cc91
165.77.204.146 0:0:0:0:0:ffff:a54d:cc92
165.77.204.147 0:0:0:0:0:ffff:a54d:cc93
165.77.204.148 0:0:0:0:0:ffff:a54d:cc94
165.77.204.149 0:0:0:0:0:ffff:a54d:cc95
165.77.204.150 0:0:0:0:0:ffff:a54d:cc96
165.77.204.151 0:0:0:0:0:ffff:a54d:cc97
165.77.204.152 0:0:0:0:0:ffff:a54d:cc98
165.77.204.153 0:0:0:0:0:ffff:a54d:cc99
165.77.204.154 0:0:0:0:0:ffff:a54d:cc9a
165.77.204.155 0:0:0:0:0:ffff:a54d:cc9b
165.77.204.156 0:0:0:0:0:ffff:a54d:cc9c
165.77.204.157 0:0:0:0:0:ffff:a54d:cc9d
165.77.204.158 0:0:0:0:0:ffff:a54d:cc9e
165.77.204.159 0:0:0:0:0:ffff:a54d:cc9f
165.77.204.160 0:0:0:0:0:ffff:a54d:cca0
165.77.204.161 0:0:0:0:0:ffff:a54d:cca1
165.77.204.162 0:0:0:0:0:ffff:a54d:cca2
165.77.204.163 0:0:0:0:0:ffff:a54d:cca3
165.77.204.164 0:0:0:0:0:ffff:a54d:cca4
165.77.204.165 0:0:0:0:0:ffff:a54d:cca5
165.77.204.166 0:0:0:0:0:ffff:a54d:cca6
165.77.204.167 0:0:0:0:0:ffff:a54d:cca7
165.77.204.168 0:0:0:0:0:ffff:a54d:cca8
165.77.204.169 0:0:0:0:0:ffff:a54d:cca9
165.77.204.170 0:0:0:0:0:ffff:a54d:ccaa
165.77.204.171 0:0:0:0:0:ffff:a54d:ccab
165.77.204.172 0:0:0:0:0:ffff:a54d:ccac
165.77.204.173 0:0:0:0:0:ffff:a54d:ccad
165.77.204.174 0:0:0:0:0:ffff:a54d:ccae
165.77.204.175 0:0:0:0:0:ffff:a54d:ccaf
165.77.204.176 0:0:0:0:0:ffff:a54d:ccb0
165.77.204.177 0:0:0:0:0:ffff:a54d:ccb1
165.77.204.178 0:0:0:0:0:ffff:a54d:ccb2
165.77.204.179 0:0:0:0:0:ffff:a54d:ccb3
165.77.204.180 0:0:0:0:0:ffff:a54d:ccb4


165.77.204.181 0:0:0:0:0:ffff:a54d:ccb5
165.77.204.182 0:0:0:0:0:ffff:a54d:ccb6
165.77.204.183 0:0:0:0:0:ffff:a54d:ccb7
165.77.204.184 0:0:0:0:0:ffff:a54d:ccb8
165.77.204.185 0:0:0:0:0:ffff:a54d:ccb9
165.77.204.186 0:0:0:0:0:ffff:a54d:ccba
165.77.204.187 0:0:0:0:0:ffff:a54d:ccbb
165.77.204.188 0:0:0:0:0:ffff:a54d:ccbc
165.77.204.189 0:0:0:0:0:ffff:a54d:ccbd
165.77.204.190 0:0:0:0:0:ffff:a54d:ccbe
165.77.204.191 0:0:0:0:0:ffff:a54d:ccbf
165.77.204.192 0:0:0:0:0:ffff:a54d:ccc0
165.77.204.193 0:0:0:0:0:ffff:a54d:ccc1
165.77.204.194 0:0:0:0:0:ffff:a54d:ccc2
165.77.204.195 0:0:0:0:0:ffff:a54d:ccc3
165.77.204.196 0:0:0:0:0:ffff:a54d:ccc4
165.77.204.197 0:0:0:0:0:ffff:a54d:ccc5
165.77.204.198 0:0:0:0:0:ffff:a54d:ccc6
165.77.204.199 0:0:0:0:0:ffff:a54d:ccc7
165.77.204.200 0:0:0:0:0:ffff:a54d:ccc8
165.77.204.201 0:0:0:0:0:ffff:a54d:ccc9
165.77.204.202 0:0:0:0:0:ffff:a54d:ccca
165.77.204.203 0:0:0:0:0:ffff:a54d:cccb
165.77.204.204 0:0:0:0:0:ffff:a54d:cccc
165.77.204.205 0:0:0:0:0:ffff:a54d:cccd
165.77.204.206 0:0:0:0:0:ffff:a54d:ccce
165.77.204.207 0:0:0:0:0:ffff:a54d:cccf
165.77.204.208 0:0:0:0:0:ffff:a54d:ccd0
165.77.204.209 0:0:0:0:0:ffff:a54d:ccd1
165.77.204.210 0:0:0:0:0:ffff:a54d:ccd2
165.77.204.211 0:0:0:0:0:ffff:a54d:ccd3
165.77.204.212 0:0:0:0:0:ffff:a54d:ccd4
165.77.204.213 0:0:0:0:0:ffff:a54d:ccd5
165.77.204.214 0:0:0:0:0:ffff:a54d:ccd6
165.77.204.215 0:0:0:0:0:ffff:a54d:ccd7
165.77.204.216 0:0:0:0:0:ffff:a54d:ccd8
165.77.204.217 0:0:0:0:0:ffff:a54d:ccd9
165.77.204.218 0:0:0:0:0:ffff:a54d:ccda
165.77.204.219 0:0:0:0:0:ffff:a54d:ccdb
165.77.204.220 0:0:0:0:0:ffff:a54d:ccdc
165.77.204.221 0:0:0:0:0:ffff:a54d:ccdd
165.77.204.222 0:0:0:0:0:ffff:a54d:ccde
165.77.204.223 0:0:0:0:0:ffff:a54d:ccdf
165.77.204.224 0:0:0:0:0:ffff:a54d:cce0
165.77.204.225 0:0:0:0:0:ffff:a54d:cce1
165.77.204.226 0:0:0:0:0:ffff:a54d:cce2
165.77.204.227 0:0:0:0:0:ffff:a54d:cce3
165.77.204.228 0:0:0:0:0:ffff:a54d:cce4
165.77.204.229 0:0:0:0:0:ffff:a54d:cce5
165.77.204.230 0:0:0:0:0:ffff:a54d:cce6
165.77.204.231 0:0:0:0:0:ffff:a54d:cce7
165.77.204.232 0:0:0:0:0:ffff:a54d:cce8
165.77.204.233 0:0:0:0:0:ffff:a54d:cce9
165.77.204.234 0:0:0:0:0:ffff:a54d:ccea
165.77.204.235 0:0:0:0:0:ffff:a54d:cceb
165.77.204.236 0:0:0:0:0:ffff:a54d:ccec
165.77.204.237 0:0:0:0:0:ffff:a54d:cced
165.77.204.238 0:0:0:0:0:ffff:a54d:ccee
165.77.204.239 0:0:0:0:0:ffff:a54d:ccef
165.77.204.240 0:0:0:0:0:ffff:a54d:ccf0
165.77.204.241 0:0:0:0:0:ffff:a54d:ccf1
165.77.204.242 0:0:0:0:0:ffff:a54d:ccf2
165.77.204.243 0:0:0:0:0:ffff:a54d:ccf3
165.77.204.244 0:0:0:0:0:ffff:a54d:ccf4
165.77.204.245 0:0:0:0:0:ffff:a54d:ccf5
165.77.204.246 0:0:0:0:0:ffff:a54d:ccf6
165.77.204.247 0:0:0:0:0:ffff:a54d:ccf7
165.77.204.248 0:0:0:0:0:ffff:a54d:ccf8
165.77.204.249 0:0:0:0:0:ffff:a54d:ccf9
165.77.204.250 0:0:0:0:0:ffff:a54d:ccfa
165.77.204.251 0:0:0:0:0:ffff:a54d:ccfb
165.77.204.252 0:0:0:0:0:ffff:a54d:ccfc
165.77.204.253 0:0:0:0:0:ffff:a54d:ccfd
165.77.204.254 0:0:0:0:0:ffff:a54d:ccfe
165.77.204.255 0:0:0:0:0:ffff:a54d:ccff


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.