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
65.76.15.1 0:0:0:0:0:ffff:414c:f01
65.76.15.2 0:0:0:0:0:ffff:414c:f02
65.76.15.3 0:0:0:0:0:ffff:414c:f03
65.76.15.4 0:0:0:0:0:ffff:414c:f04
65.76.15.5 0:0:0:0:0:ffff:414c:f05
65.76.15.6 0:0:0:0:0:ffff:414c:f06
65.76.15.7 0:0:0:0:0:ffff:414c:f07
65.76.15.8 0:0:0:0:0:ffff:414c:f08
65.76.15.9 0:0:0:0:0:ffff:414c:f09
65.76.15.10 0:0:0:0:0:ffff:414c:f0a
65.76.15.11 0:0:0:0:0:ffff:414c:f0b
65.76.15.12 0:0:0:0:0:ffff:414c:f0c
65.76.15.13 0:0:0:0:0:ffff:414c:f0d
65.76.15.14 0:0:0:0:0:ffff:414c:f0e
65.76.15.15 0:0:0:0:0:ffff:414c:f0f
65.76.15.16 0:0:0:0:0:ffff:414c:f10
65.76.15.17 0:0:0:0:0:ffff:414c:f11
65.76.15.18 0:0:0:0:0:ffff:414c:f12
65.76.15.19 0:0:0:0:0:ffff:414c:f13
65.76.15.20 0:0:0:0:0:ffff:414c:f14
65.76.15.21 0:0:0:0:0:ffff:414c:f15
65.76.15.22 0:0:0:0:0:ffff:414c:f16
65.76.15.23 0:0:0:0:0:ffff:414c:f17
65.76.15.24 0:0:0:0:0:ffff:414c:f18
65.76.15.25 0:0:0:0:0:ffff:414c:f19
65.76.15.26 0:0:0:0:0:ffff:414c:f1a
65.76.15.27 0:0:0:0:0:ffff:414c:f1b
65.76.15.28 0:0:0:0:0:ffff:414c:f1c
65.76.15.29 0:0:0:0:0:ffff:414c:f1d
65.76.15.30 0:0:0:0:0:ffff:414c:f1e
65.76.15.31 0:0:0:0:0:ffff:414c:f1f
65.76.15.32 0:0:0:0:0:ffff:414c:f20
65.76.15.33 0:0:0:0:0:ffff:414c:f21
65.76.15.34 0:0:0:0:0:ffff:414c:f22
65.76.15.35 0:0:0:0:0:ffff:414c:f23
65.76.15.36 0:0:0:0:0:ffff:414c:f24
65.76.15.37 0:0:0:0:0:ffff:414c:f25
65.76.15.38 0:0:0:0:0:ffff:414c:f26
65.76.15.39 0:0:0:0:0:ffff:414c:f27
65.76.15.40 0:0:0:0:0:ffff:414c:f28
65.76.15.41 0:0:0:0:0:ffff:414c:f29
65.76.15.42 0:0:0:0:0:ffff:414c:f2a
65.76.15.43 0:0:0:0:0:ffff:414c:f2b
65.76.15.44 0:0:0:0:0:ffff:414c:f2c
65.76.15.45 0:0:0:0:0:ffff:414c:f2d
65.76.15.46 0:0:0:0:0:ffff:414c:f2e
65.76.15.47 0:0:0:0:0:ffff:414c:f2f
65.76.15.48 0:0:0:0:0:ffff:414c:f30
65.76.15.49 0:0:0:0:0:ffff:414c:f31
65.76.15.50 0:0:0:0:0:ffff:414c:f32
65.76.15.51 0:0:0:0:0:ffff:414c:f33
65.76.15.52 0:0:0:0:0:ffff:414c:f34
65.76.15.53 0:0:0:0:0:ffff:414c:f35
65.76.15.54 0:0:0:0:0:ffff:414c:f36
65.76.15.55 0:0:0:0:0:ffff:414c:f37
65.76.15.56 0:0:0:0:0:ffff:414c:f38
65.76.15.57 0:0:0:0:0:ffff:414c:f39
65.76.15.58 0:0:0:0:0:ffff:414c:f3a
65.76.15.59 0:0:0:0:0:ffff:414c:f3b
65.76.15.60 0:0:0:0:0:ffff:414c:f3c


65.76.15.61 0:0:0:0:0:ffff:414c:f3d
65.76.15.62 0:0:0:0:0:ffff:414c:f3e
65.76.15.63 0:0:0:0:0:ffff:414c:f3f
65.76.15.64 0:0:0:0:0:ffff:414c:f40
65.76.15.65 0:0:0:0:0:ffff:414c:f41
65.76.15.66 0:0:0:0:0:ffff:414c:f42
65.76.15.67 0:0:0:0:0:ffff:414c:f43
65.76.15.68 0:0:0:0:0:ffff:414c:f44
65.76.15.69 0:0:0:0:0:ffff:414c:f45
65.76.15.70 0:0:0:0:0:ffff:414c:f46
65.76.15.71 0:0:0:0:0:ffff:414c:f47
65.76.15.72 0:0:0:0:0:ffff:414c:f48
65.76.15.73 0:0:0:0:0:ffff:414c:f49
65.76.15.74 0:0:0:0:0:ffff:414c:f4a
65.76.15.75 0:0:0:0:0:ffff:414c:f4b
65.76.15.76 0:0:0:0:0:ffff:414c:f4c
65.76.15.77 0:0:0:0:0:ffff:414c:f4d
65.76.15.78 0:0:0:0:0:ffff:414c:f4e
65.76.15.79 0:0:0:0:0:ffff:414c:f4f
65.76.15.80 0:0:0:0:0:ffff:414c:f50
65.76.15.81 0:0:0:0:0:ffff:414c:f51
65.76.15.82 0:0:0:0:0:ffff:414c:f52
65.76.15.83 0:0:0:0:0:ffff:414c:f53
65.76.15.84 0:0:0:0:0:ffff:414c:f54
65.76.15.85 0:0:0:0:0:ffff:414c:f55
65.76.15.86 0:0:0:0:0:ffff:414c:f56
65.76.15.87 0:0:0:0:0:ffff:414c:f57
65.76.15.88 0:0:0:0:0:ffff:414c:f58
65.76.15.89 0:0:0:0:0:ffff:414c:f59
65.76.15.90 0:0:0:0:0:ffff:414c:f5a
65.76.15.91 0:0:0:0:0:ffff:414c:f5b
65.76.15.92 0:0:0:0:0:ffff:414c:f5c
65.76.15.93 0:0:0:0:0:ffff:414c:f5d
65.76.15.94 0:0:0:0:0:ffff:414c:f5e
65.76.15.95 0:0:0:0:0:ffff:414c:f5f
65.76.15.96 0:0:0:0:0:ffff:414c:f60
65.76.15.97 0:0:0:0:0:ffff:414c:f61
65.76.15.98 0:0:0:0:0:ffff:414c:f62
65.76.15.99 0:0:0:0:0:ffff:414c:f63
65.76.15.100 0:0:0:0:0:ffff:414c:f64
65.76.15.101 0:0:0:0:0:ffff:414c:f65
65.76.15.102 0:0:0:0:0:ffff:414c:f66
65.76.15.103 0:0:0:0:0:ffff:414c:f67
65.76.15.104 0:0:0:0:0:ffff:414c:f68
65.76.15.105 0:0:0:0:0:ffff:414c:f69
65.76.15.106 0:0:0:0:0:ffff:414c:f6a
65.76.15.107 0:0:0:0:0:ffff:414c:f6b
65.76.15.108 0:0:0:0:0:ffff:414c:f6c
65.76.15.109 0:0:0:0:0:ffff:414c:f6d
65.76.15.110 0:0:0:0:0:ffff:414c:f6e
65.76.15.111 0:0:0:0:0:ffff:414c:f6f
65.76.15.112 0:0:0:0:0:ffff:414c:f70
65.76.15.113 0:0:0:0:0:ffff:414c:f71
65.76.15.114 0:0:0:0:0:ffff:414c:f72
65.76.15.115 0:0:0:0:0:ffff:414c:f73
65.76.15.116 0:0:0:0:0:ffff:414c:f74
65.76.15.117 0:0:0:0:0:ffff:414c:f75
65.76.15.118 0:0:0:0:0:ffff:414c:f76
65.76.15.119 0:0:0:0:0:ffff:414c:f77
65.76.15.120 0:0:0:0:0:ffff:414c:f78


65.76.15.121 0:0:0:0:0:ffff:414c:f79
65.76.15.122 0:0:0:0:0:ffff:414c:f7a
65.76.15.123 0:0:0:0:0:ffff:414c:f7b
65.76.15.124 0:0:0:0:0:ffff:414c:f7c
65.76.15.125 0:0:0:0:0:ffff:414c:f7d
65.76.15.126 0:0:0:0:0:ffff:414c:f7e
65.76.15.127 0:0:0:0:0:ffff:414c:f7f
65.76.15.128 0:0:0:0:0:ffff:414c:f80
65.76.15.129 0:0:0:0:0:ffff:414c:f81
65.76.15.130 0:0:0:0:0:ffff:414c:f82
65.76.15.131 0:0:0:0:0:ffff:414c:f83
65.76.15.132 0:0:0:0:0:ffff:414c:f84
65.76.15.133 0:0:0:0:0:ffff:414c:f85
65.76.15.134 0:0:0:0:0:ffff:414c:f86
65.76.15.135 0:0:0:0:0:ffff:414c:f87
65.76.15.136 0:0:0:0:0:ffff:414c:f88
65.76.15.137 0:0:0:0:0:ffff:414c:f89
65.76.15.138 0:0:0:0:0:ffff:414c:f8a
65.76.15.139 0:0:0:0:0:ffff:414c:f8b
65.76.15.140 0:0:0:0:0:ffff:414c:f8c
65.76.15.141 0:0:0:0:0:ffff:414c:f8d
65.76.15.142 0:0:0:0:0:ffff:414c:f8e
65.76.15.143 0:0:0:0:0:ffff:414c:f8f
65.76.15.144 0:0:0:0:0:ffff:414c:f90
65.76.15.145 0:0:0:0:0:ffff:414c:f91
65.76.15.146 0:0:0:0:0:ffff:414c:f92
65.76.15.147 0:0:0:0:0:ffff:414c:f93
65.76.15.148 0:0:0:0:0:ffff:414c:f94
65.76.15.149 0:0:0:0:0:ffff:414c:f95
65.76.15.150 0:0:0:0:0:ffff:414c:f96
65.76.15.151 0:0:0:0:0:ffff:414c:f97
65.76.15.152 0:0:0:0:0:ffff:414c:f98
65.76.15.153 0:0:0:0:0:ffff:414c:f99
65.76.15.154 0:0:0:0:0:ffff:414c:f9a
65.76.15.155 0:0:0:0:0:ffff:414c:f9b
65.76.15.156 0:0:0:0:0:ffff:414c:f9c
65.76.15.157 0:0:0:0:0:ffff:414c:f9d
65.76.15.158 0:0:0:0:0:ffff:414c:f9e
65.76.15.159 0:0:0:0:0:ffff:414c:f9f
65.76.15.160 0:0:0:0:0:ffff:414c:fa0
65.76.15.161 0:0:0:0:0:ffff:414c:fa1
65.76.15.162 0:0:0:0:0:ffff:414c:fa2
65.76.15.163 0:0:0:0:0:ffff:414c:fa3
65.76.15.164 0:0:0:0:0:ffff:414c:fa4
65.76.15.165 0:0:0:0:0:ffff:414c:fa5
65.76.15.166 0:0:0:0:0:ffff:414c:fa6
65.76.15.167 0:0:0:0:0:ffff:414c:fa7
65.76.15.168 0:0:0:0:0:ffff:414c:fa8
65.76.15.169 0:0:0:0:0:ffff:414c:fa9
65.76.15.170 0:0:0:0:0:ffff:414c:faa
65.76.15.171 0:0:0:0:0:ffff:414c:fab
65.76.15.172 0:0:0:0:0:ffff:414c:fac
65.76.15.173 0:0:0:0:0:ffff:414c:fad
65.76.15.174 0:0:0:0:0:ffff:414c:fae
65.76.15.175 0:0:0:0:0:ffff:414c:faf
65.76.15.176 0:0:0:0:0:ffff:414c:fb0
65.76.15.177 0:0:0:0:0:ffff:414c:fb1
65.76.15.178 0:0:0:0:0:ffff:414c:fb2
65.76.15.179 0:0:0:0:0:ffff:414c:fb3
65.76.15.180 0:0:0:0:0:ffff:414c:fb4


65.76.15.181 0:0:0:0:0:ffff:414c:fb5
65.76.15.182 0:0:0:0:0:ffff:414c:fb6
65.76.15.183 0:0:0:0:0:ffff:414c:fb7
65.76.15.184 0:0:0:0:0:ffff:414c:fb8
65.76.15.185 0:0:0:0:0:ffff:414c:fb9
65.76.15.186 0:0:0:0:0:ffff:414c:fba
65.76.15.187 0:0:0:0:0:ffff:414c:fbb
65.76.15.188 0:0:0:0:0:ffff:414c:fbc
65.76.15.189 0:0:0:0:0:ffff:414c:fbd
65.76.15.190 0:0:0:0:0:ffff:414c:fbe
65.76.15.191 0:0:0:0:0:ffff:414c:fbf
65.76.15.192 0:0:0:0:0:ffff:414c:fc0
65.76.15.193 0:0:0:0:0:ffff:414c:fc1
65.76.15.194 0:0:0:0:0:ffff:414c:fc2
65.76.15.195 0:0:0:0:0:ffff:414c:fc3
65.76.15.196 0:0:0:0:0:ffff:414c:fc4
65.76.15.197 0:0:0:0:0:ffff:414c:fc5
65.76.15.198 0:0:0:0:0:ffff:414c:fc6
65.76.15.199 0:0:0:0:0:ffff:414c:fc7
65.76.15.200 0:0:0:0:0:ffff:414c:fc8
65.76.15.201 0:0:0:0:0:ffff:414c:fc9
65.76.15.202 0:0:0:0:0:ffff:414c:fca
65.76.15.203 0:0:0:0:0:ffff:414c:fcb
65.76.15.204 0:0:0:0:0:ffff:414c:fcc
65.76.15.205 0:0:0:0:0:ffff:414c:fcd
65.76.15.206 0:0:0:0:0:ffff:414c:fce
65.76.15.207 0:0:0:0:0:ffff:414c:fcf
65.76.15.208 0:0:0:0:0:ffff:414c:fd0
65.76.15.209 0:0:0:0:0:ffff:414c:fd1
65.76.15.210 0:0:0:0:0:ffff:414c:fd2
65.76.15.211 0:0:0:0:0:ffff:414c:fd3
65.76.15.212 0:0:0:0:0:ffff:414c:fd4
65.76.15.213 0:0:0:0:0:ffff:414c:fd5
65.76.15.214 0:0:0:0:0:ffff:414c:fd6
65.76.15.215 0:0:0:0:0:ffff:414c:fd7
65.76.15.216 0:0:0:0:0:ffff:414c:fd8
65.76.15.217 0:0:0:0:0:ffff:414c:fd9
65.76.15.218 0:0:0:0:0:ffff:414c:fda
65.76.15.219 0:0:0:0:0:ffff:414c:fdb
65.76.15.220 0:0:0:0:0:ffff:414c:fdc
65.76.15.221 0:0:0:0:0:ffff:414c:fdd
65.76.15.222 0:0:0:0:0:ffff:414c:fde
65.76.15.223 0:0:0:0:0:ffff:414c:fdf
65.76.15.224 0:0:0:0:0:ffff:414c:fe0
65.76.15.225 0:0:0:0:0:ffff:414c:fe1
65.76.15.226 0:0:0:0:0:ffff:414c:fe2
65.76.15.227 0:0:0:0:0:ffff:414c:fe3
65.76.15.228 0:0:0:0:0:ffff:414c:fe4
65.76.15.229 0:0:0:0:0:ffff:414c:fe5
65.76.15.230 0:0:0:0:0:ffff:414c:fe6
65.76.15.231 0:0:0:0:0:ffff:414c:fe7
65.76.15.232 0:0:0:0:0:ffff:414c:fe8
65.76.15.233 0:0:0:0:0:ffff:414c:fe9
65.76.15.234 0:0:0:0:0:ffff:414c:fea
65.76.15.235 0:0:0:0:0:ffff:414c:feb
65.76.15.236 0:0:0:0:0:ffff:414c:fec
65.76.15.237 0:0:0:0:0:ffff:414c:fed
65.76.15.238 0:0:0:0:0:ffff:414c:fee
65.76.15.239 0:0:0:0:0:ffff:414c:fef
65.76.15.240 0:0:0:0:0:ffff:414c:ff0
65.76.15.241 0:0:0:0:0:ffff:414c:ff1
65.76.15.242 0:0:0:0:0:ffff:414c:ff2
65.76.15.243 0:0:0:0:0:ffff:414c:ff3
65.76.15.244 0:0:0:0:0:ffff:414c:ff4
65.76.15.245 0:0:0:0:0:ffff:414c:ff5
65.76.15.246 0:0:0:0:0:ffff:414c:ff6
65.76.15.247 0:0:0:0:0:ffff:414c:ff7
65.76.15.248 0:0:0:0:0:ffff:414c:ff8
65.76.15.249 0:0:0:0:0:ffff:414c:ff9
65.76.15.250 0:0:0:0:0:ffff:414c:ffa
65.76.15.251 0:0:0:0:0:ffff:414c:ffb
65.76.15.252 0:0:0:0:0:ffff:414c:ffc
65.76.15.253 0:0:0:0:0:ffff:414c:ffd
65.76.15.254 0:0:0:0:0:ffff:414c:ffe
65.76.15.255 0:0:0:0:0:ffff:414c:fff


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.