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
100.3.76.1 0:0:0:0:0:ffff:6403:4c01
100.3.76.2 0:0:0:0:0:ffff:6403:4c02
100.3.76.3 0:0:0:0:0:ffff:6403:4c03
100.3.76.4 0:0:0:0:0:ffff:6403:4c04
100.3.76.5 0:0:0:0:0:ffff:6403:4c05
100.3.76.6 0:0:0:0:0:ffff:6403:4c06
100.3.76.7 0:0:0:0:0:ffff:6403:4c07
100.3.76.8 0:0:0:0:0:ffff:6403:4c08
100.3.76.9 0:0:0:0:0:ffff:6403:4c09
100.3.76.10 0:0:0:0:0:ffff:6403:4c0a
100.3.76.11 0:0:0:0:0:ffff:6403:4c0b
100.3.76.12 0:0:0:0:0:ffff:6403:4c0c
100.3.76.13 0:0:0:0:0:ffff:6403:4c0d
100.3.76.14 0:0:0:0:0:ffff:6403:4c0e
100.3.76.15 0:0:0:0:0:ffff:6403:4c0f
100.3.76.16 0:0:0:0:0:ffff:6403:4c10
100.3.76.17 0:0:0:0:0:ffff:6403:4c11
100.3.76.18 0:0:0:0:0:ffff:6403:4c12
100.3.76.19 0:0:0:0:0:ffff:6403:4c13
100.3.76.20 0:0:0:0:0:ffff:6403:4c14
100.3.76.21 0:0:0:0:0:ffff:6403:4c15
100.3.76.22 0:0:0:0:0:ffff:6403:4c16
100.3.76.23 0:0:0:0:0:ffff:6403:4c17
100.3.76.24 0:0:0:0:0:ffff:6403:4c18
100.3.76.25 0:0:0:0:0:ffff:6403:4c19
100.3.76.26 0:0:0:0:0:ffff:6403:4c1a
100.3.76.27 0:0:0:0:0:ffff:6403:4c1b
100.3.76.28 0:0:0:0:0:ffff:6403:4c1c
100.3.76.29 0:0:0:0:0:ffff:6403:4c1d
100.3.76.30 0:0:0:0:0:ffff:6403:4c1e
100.3.76.31 0:0:0:0:0:ffff:6403:4c1f
100.3.76.32 0:0:0:0:0:ffff:6403:4c20
100.3.76.33 0:0:0:0:0:ffff:6403:4c21
100.3.76.34 0:0:0:0:0:ffff:6403:4c22
100.3.76.35 0:0:0:0:0:ffff:6403:4c23
100.3.76.36 0:0:0:0:0:ffff:6403:4c24
100.3.76.37 0:0:0:0:0:ffff:6403:4c25
100.3.76.38 0:0:0:0:0:ffff:6403:4c26
100.3.76.39 0:0:0:0:0:ffff:6403:4c27
100.3.76.40 0:0:0:0:0:ffff:6403:4c28
100.3.76.41 0:0:0:0:0:ffff:6403:4c29
100.3.76.42 0:0:0:0:0:ffff:6403:4c2a
100.3.76.43 0:0:0:0:0:ffff:6403:4c2b
100.3.76.44 0:0:0:0:0:ffff:6403:4c2c
100.3.76.45 0:0:0:0:0:ffff:6403:4c2d
100.3.76.46 0:0:0:0:0:ffff:6403:4c2e
100.3.76.47 0:0:0:0:0:ffff:6403:4c2f
100.3.76.48 0:0:0:0:0:ffff:6403:4c30
100.3.76.49 0:0:0:0:0:ffff:6403:4c31
100.3.76.50 0:0:0:0:0:ffff:6403:4c32
100.3.76.51 0:0:0:0:0:ffff:6403:4c33
100.3.76.52 0:0:0:0:0:ffff:6403:4c34
100.3.76.53 0:0:0:0:0:ffff:6403:4c35
100.3.76.54 0:0:0:0:0:ffff:6403:4c36
100.3.76.55 0:0:0:0:0:ffff:6403:4c37
100.3.76.56 0:0:0:0:0:ffff:6403:4c38
100.3.76.57 0:0:0:0:0:ffff:6403:4c39
100.3.76.58 0:0:0:0:0:ffff:6403:4c3a
100.3.76.59 0:0:0:0:0:ffff:6403:4c3b
100.3.76.60 0:0:0:0:0:ffff:6403:4c3c


100.3.76.61 0:0:0:0:0:ffff:6403:4c3d
100.3.76.62 0:0:0:0:0:ffff:6403:4c3e
100.3.76.63 0:0:0:0:0:ffff:6403:4c3f
100.3.76.64 0:0:0:0:0:ffff:6403:4c40
100.3.76.65 0:0:0:0:0:ffff:6403:4c41
100.3.76.66 0:0:0:0:0:ffff:6403:4c42
100.3.76.67 0:0:0:0:0:ffff:6403:4c43
100.3.76.68 0:0:0:0:0:ffff:6403:4c44
100.3.76.69 0:0:0:0:0:ffff:6403:4c45
100.3.76.70 0:0:0:0:0:ffff:6403:4c46
100.3.76.71 0:0:0:0:0:ffff:6403:4c47
100.3.76.72 0:0:0:0:0:ffff:6403:4c48
100.3.76.73 0:0:0:0:0:ffff:6403:4c49
100.3.76.74 0:0:0:0:0:ffff:6403:4c4a
100.3.76.75 0:0:0:0:0:ffff:6403:4c4b
100.3.76.76 0:0:0:0:0:ffff:6403:4c4c
100.3.76.77 0:0:0:0:0:ffff:6403:4c4d
100.3.76.78 0:0:0:0:0:ffff:6403:4c4e
100.3.76.79 0:0:0:0:0:ffff:6403:4c4f
100.3.76.80 0:0:0:0:0:ffff:6403:4c50
100.3.76.81 0:0:0:0:0:ffff:6403:4c51
100.3.76.82 0:0:0:0:0:ffff:6403:4c52
100.3.76.83 0:0:0:0:0:ffff:6403:4c53
100.3.76.84 0:0:0:0:0:ffff:6403:4c54
100.3.76.85 0:0:0:0:0:ffff:6403:4c55
100.3.76.86 0:0:0:0:0:ffff:6403:4c56
100.3.76.87 0:0:0:0:0:ffff:6403:4c57
100.3.76.88 0:0:0:0:0:ffff:6403:4c58
100.3.76.89 0:0:0:0:0:ffff:6403:4c59
100.3.76.90 0:0:0:0:0:ffff:6403:4c5a
100.3.76.91 0:0:0:0:0:ffff:6403:4c5b
100.3.76.92 0:0:0:0:0:ffff:6403:4c5c
100.3.76.93 0:0:0:0:0:ffff:6403:4c5d
100.3.76.94 0:0:0:0:0:ffff:6403:4c5e
100.3.76.95 0:0:0:0:0:ffff:6403:4c5f
100.3.76.96 0:0:0:0:0:ffff:6403:4c60
100.3.76.97 0:0:0:0:0:ffff:6403:4c61
100.3.76.98 0:0:0:0:0:ffff:6403:4c62
100.3.76.99 0:0:0:0:0:ffff:6403:4c63
100.3.76.100 0:0:0:0:0:ffff:6403:4c64
100.3.76.101 0:0:0:0:0:ffff:6403:4c65
100.3.76.102 0:0:0:0:0:ffff:6403:4c66
100.3.76.103 0:0:0:0:0:ffff:6403:4c67
100.3.76.104 0:0:0:0:0:ffff:6403:4c68
100.3.76.105 0:0:0:0:0:ffff:6403:4c69
100.3.76.106 0:0:0:0:0:ffff:6403:4c6a
100.3.76.107 0:0:0:0:0:ffff:6403:4c6b
100.3.76.108 0:0:0:0:0:ffff:6403:4c6c
100.3.76.109 0:0:0:0:0:ffff:6403:4c6d
100.3.76.110 0:0:0:0:0:ffff:6403:4c6e
100.3.76.111 0:0:0:0:0:ffff:6403:4c6f
100.3.76.112 0:0:0:0:0:ffff:6403:4c70
100.3.76.113 0:0:0:0:0:ffff:6403:4c71
100.3.76.114 0:0:0:0:0:ffff:6403:4c72
100.3.76.115 0:0:0:0:0:ffff:6403:4c73
100.3.76.116 0:0:0:0:0:ffff:6403:4c74
100.3.76.117 0:0:0:0:0:ffff:6403:4c75
100.3.76.118 0:0:0:0:0:ffff:6403:4c76
100.3.76.119 0:0:0:0:0:ffff:6403:4c77
100.3.76.120 0:0:0:0:0:ffff:6403:4c78


100.3.76.121 0:0:0:0:0:ffff:6403:4c79
100.3.76.122 0:0:0:0:0:ffff:6403:4c7a
100.3.76.123 0:0:0:0:0:ffff:6403:4c7b
100.3.76.124 0:0:0:0:0:ffff:6403:4c7c
100.3.76.125 0:0:0:0:0:ffff:6403:4c7d
100.3.76.126 0:0:0:0:0:ffff:6403:4c7e
100.3.76.127 0:0:0:0:0:ffff:6403:4c7f
100.3.76.128 0:0:0:0:0:ffff:6403:4c80
100.3.76.129 0:0:0:0:0:ffff:6403:4c81
100.3.76.130 0:0:0:0:0:ffff:6403:4c82
100.3.76.131 0:0:0:0:0:ffff:6403:4c83
100.3.76.132 0:0:0:0:0:ffff:6403:4c84
100.3.76.133 0:0:0:0:0:ffff:6403:4c85
100.3.76.134 0:0:0:0:0:ffff:6403:4c86
100.3.76.135 0:0:0:0:0:ffff:6403:4c87
100.3.76.136 0:0:0:0:0:ffff:6403:4c88
100.3.76.137 0:0:0:0:0:ffff:6403:4c89
100.3.76.138 0:0:0:0:0:ffff:6403:4c8a
100.3.76.139 0:0:0:0:0:ffff:6403:4c8b
100.3.76.140 0:0:0:0:0:ffff:6403:4c8c
100.3.76.141 0:0:0:0:0:ffff:6403:4c8d
100.3.76.142 0:0:0:0:0:ffff:6403:4c8e
100.3.76.143 0:0:0:0:0:ffff:6403:4c8f
100.3.76.144 0:0:0:0:0:ffff:6403:4c90
100.3.76.145 0:0:0:0:0:ffff:6403:4c91
100.3.76.146 0:0:0:0:0:ffff:6403:4c92
100.3.76.147 0:0:0:0:0:ffff:6403:4c93
100.3.76.148 0:0:0:0:0:ffff:6403:4c94
100.3.76.149 0:0:0:0:0:ffff:6403:4c95
100.3.76.150 0:0:0:0:0:ffff:6403:4c96
100.3.76.151 0:0:0:0:0:ffff:6403:4c97
100.3.76.152 0:0:0:0:0:ffff:6403:4c98
100.3.76.153 0:0:0:0:0:ffff:6403:4c99
100.3.76.154 0:0:0:0:0:ffff:6403:4c9a
100.3.76.155 0:0:0:0:0:ffff:6403:4c9b
100.3.76.156 0:0:0:0:0:ffff:6403:4c9c
100.3.76.157 0:0:0:0:0:ffff:6403:4c9d
100.3.76.158 0:0:0:0:0:ffff:6403:4c9e
100.3.76.159 0:0:0:0:0:ffff:6403:4c9f
100.3.76.160 0:0:0:0:0:ffff:6403:4ca0
100.3.76.161 0:0:0:0:0:ffff:6403:4ca1
100.3.76.162 0:0:0:0:0:ffff:6403:4ca2
100.3.76.163 0:0:0:0:0:ffff:6403:4ca3
100.3.76.164 0:0:0:0:0:ffff:6403:4ca4
100.3.76.165 0:0:0:0:0:ffff:6403:4ca5
100.3.76.166 0:0:0:0:0:ffff:6403:4ca6
100.3.76.167 0:0:0:0:0:ffff:6403:4ca7
100.3.76.168 0:0:0:0:0:ffff:6403:4ca8
100.3.76.169 0:0:0:0:0:ffff:6403:4ca9
100.3.76.170 0:0:0:0:0:ffff:6403:4caa
100.3.76.171 0:0:0:0:0:ffff:6403:4cab
100.3.76.172 0:0:0:0:0:ffff:6403:4cac
100.3.76.173 0:0:0:0:0:ffff:6403:4cad
100.3.76.174 0:0:0:0:0:ffff:6403:4cae
100.3.76.175 0:0:0:0:0:ffff:6403:4caf
100.3.76.176 0:0:0:0:0:ffff:6403:4cb0
100.3.76.177 0:0:0:0:0:ffff:6403:4cb1
100.3.76.178 0:0:0:0:0:ffff:6403:4cb2
100.3.76.179 0:0:0:0:0:ffff:6403:4cb3
100.3.76.180 0:0:0:0:0:ffff:6403:4cb4


100.3.76.181 0:0:0:0:0:ffff:6403:4cb5
100.3.76.182 0:0:0:0:0:ffff:6403:4cb6
100.3.76.183 0:0:0:0:0:ffff:6403:4cb7
100.3.76.184 0:0:0:0:0:ffff:6403:4cb8
100.3.76.185 0:0:0:0:0:ffff:6403:4cb9
100.3.76.186 0:0:0:0:0:ffff:6403:4cba
100.3.76.187 0:0:0:0:0:ffff:6403:4cbb
100.3.76.188 0:0:0:0:0:ffff:6403:4cbc
100.3.76.189 0:0:0:0:0:ffff:6403:4cbd
100.3.76.190 0:0:0:0:0:ffff:6403:4cbe
100.3.76.191 0:0:0:0:0:ffff:6403:4cbf
100.3.76.192 0:0:0:0:0:ffff:6403:4cc0
100.3.76.193 0:0:0:0:0:ffff:6403:4cc1
100.3.76.194 0:0:0:0:0:ffff:6403:4cc2
100.3.76.195 0:0:0:0:0:ffff:6403:4cc3
100.3.76.196 0:0:0:0:0:ffff:6403:4cc4
100.3.76.197 0:0:0:0:0:ffff:6403:4cc5
100.3.76.198 0:0:0:0:0:ffff:6403:4cc6
100.3.76.199 0:0:0:0:0:ffff:6403:4cc7
100.3.76.200 0:0:0:0:0:ffff:6403:4cc8
100.3.76.201 0:0:0:0:0:ffff:6403:4cc9
100.3.76.202 0:0:0:0:0:ffff:6403:4cca
100.3.76.203 0:0:0:0:0:ffff:6403:4ccb
100.3.76.204 0:0:0:0:0:ffff:6403:4ccc
100.3.76.205 0:0:0:0:0:ffff:6403:4ccd
100.3.76.206 0:0:0:0:0:ffff:6403:4cce
100.3.76.207 0:0:0:0:0:ffff:6403:4ccf
100.3.76.208 0:0:0:0:0:ffff:6403:4cd0
100.3.76.209 0:0:0:0:0:ffff:6403:4cd1
100.3.76.210 0:0:0:0:0:ffff:6403:4cd2
100.3.76.211 0:0:0:0:0:ffff:6403:4cd3
100.3.76.212 0:0:0:0:0:ffff:6403:4cd4
100.3.76.213 0:0:0:0:0:ffff:6403:4cd5
100.3.76.214 0:0:0:0:0:ffff:6403:4cd6
100.3.76.215 0:0:0:0:0:ffff:6403:4cd7
100.3.76.216 0:0:0:0:0:ffff:6403:4cd8
100.3.76.217 0:0:0:0:0:ffff:6403:4cd9
100.3.76.218 0:0:0:0:0:ffff:6403:4cda
100.3.76.219 0:0:0:0:0:ffff:6403:4cdb
100.3.76.220 0:0:0:0:0:ffff:6403:4cdc
100.3.76.221 0:0:0:0:0:ffff:6403:4cdd
100.3.76.222 0:0:0:0:0:ffff:6403:4cde
100.3.76.223 0:0:0:0:0:ffff:6403:4cdf
100.3.76.224 0:0:0:0:0:ffff:6403:4ce0
100.3.76.225 0:0:0:0:0:ffff:6403:4ce1
100.3.76.226 0:0:0:0:0:ffff:6403:4ce2
100.3.76.227 0:0:0:0:0:ffff:6403:4ce3
100.3.76.228 0:0:0:0:0:ffff:6403:4ce4
100.3.76.229 0:0:0:0:0:ffff:6403:4ce5
100.3.76.230 0:0:0:0:0:ffff:6403:4ce6
100.3.76.231 0:0:0:0:0:ffff:6403:4ce7
100.3.76.232 0:0:0:0:0:ffff:6403:4ce8
100.3.76.233 0:0:0:0:0:ffff:6403:4ce9
100.3.76.234 0:0:0:0:0:ffff:6403:4cea
100.3.76.235 0:0:0:0:0:ffff:6403:4ceb
100.3.76.236 0:0:0:0:0:ffff:6403:4cec
100.3.76.237 0:0:0:0:0:ffff:6403:4ced
100.3.76.238 0:0:0:0:0:ffff:6403:4cee
100.3.76.239 0:0:0:0:0:ffff:6403:4cef
100.3.76.240 0:0:0:0:0:ffff:6403:4cf0
100.3.76.241 0:0:0:0:0:ffff:6403:4cf1
100.3.76.242 0:0:0:0:0:ffff:6403:4cf2
100.3.76.243 0:0:0:0:0:ffff:6403:4cf3
100.3.76.244 0:0:0:0:0:ffff:6403:4cf4
100.3.76.245 0:0:0:0:0:ffff:6403:4cf5
100.3.76.246 0:0:0:0:0:ffff:6403:4cf6
100.3.76.247 0:0:0:0:0:ffff:6403:4cf7
100.3.76.248 0:0:0:0:0:ffff:6403:4cf8
100.3.76.249 0:0:0:0:0:ffff:6403:4cf9
100.3.76.250 0:0:0:0:0:ffff:6403:4cfa
100.3.76.251 0:0:0:0:0:ffff:6403:4cfb
100.3.76.252 0:0:0:0:0:ffff:6403:4cfc
100.3.76.253 0:0:0:0:0:ffff:6403:4cfd
100.3.76.254 0:0:0:0:0:ffff:6403:4cfe
100.3.76.255 0:0:0:0:0:ffff:6403:4cff


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.