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
100.3.156.1 0:0:0:0:0:ffff:6403:9c01
100.3.156.2 0:0:0:0:0:ffff:6403:9c02
100.3.156.3 0:0:0:0:0:ffff:6403:9c03
100.3.156.4 0:0:0:0:0:ffff:6403:9c04
100.3.156.5 0:0:0:0:0:ffff:6403:9c05
100.3.156.6 0:0:0:0:0:ffff:6403:9c06
100.3.156.7 0:0:0:0:0:ffff:6403:9c07
100.3.156.8 0:0:0:0:0:ffff:6403:9c08
100.3.156.9 0:0:0:0:0:ffff:6403:9c09
100.3.156.10 0:0:0:0:0:ffff:6403:9c0a
100.3.156.11 0:0:0:0:0:ffff:6403:9c0b
100.3.156.12 0:0:0:0:0:ffff:6403:9c0c
100.3.156.13 0:0:0:0:0:ffff:6403:9c0d
100.3.156.14 0:0:0:0:0:ffff:6403:9c0e
100.3.156.15 0:0:0:0:0:ffff:6403:9c0f
100.3.156.16 0:0:0:0:0:ffff:6403:9c10
100.3.156.17 0:0:0:0:0:ffff:6403:9c11
100.3.156.18 0:0:0:0:0:ffff:6403:9c12
100.3.156.19 0:0:0:0:0:ffff:6403:9c13
100.3.156.20 0:0:0:0:0:ffff:6403:9c14
100.3.156.21 0:0:0:0:0:ffff:6403:9c15
100.3.156.22 0:0:0:0:0:ffff:6403:9c16
100.3.156.23 0:0:0:0:0:ffff:6403:9c17
100.3.156.24 0:0:0:0:0:ffff:6403:9c18
100.3.156.25 0:0:0:0:0:ffff:6403:9c19
100.3.156.26 0:0:0:0:0:ffff:6403:9c1a
100.3.156.27 0:0:0:0:0:ffff:6403:9c1b
100.3.156.28 0:0:0:0:0:ffff:6403:9c1c
100.3.156.29 0:0:0:0:0:ffff:6403:9c1d
100.3.156.30 0:0:0:0:0:ffff:6403:9c1e
100.3.156.31 0:0:0:0:0:ffff:6403:9c1f
100.3.156.32 0:0:0:0:0:ffff:6403:9c20
100.3.156.33 0:0:0:0:0:ffff:6403:9c21
100.3.156.34 0:0:0:0:0:ffff:6403:9c22
100.3.156.35 0:0:0:0:0:ffff:6403:9c23
100.3.156.36 0:0:0:0:0:ffff:6403:9c24
100.3.156.37 0:0:0:0:0:ffff:6403:9c25
100.3.156.38 0:0:0:0:0:ffff:6403:9c26
100.3.156.39 0:0:0:0:0:ffff:6403:9c27
100.3.156.40 0:0:0:0:0:ffff:6403:9c28
100.3.156.41 0:0:0:0:0:ffff:6403:9c29
100.3.156.42 0:0:0:0:0:ffff:6403:9c2a
100.3.156.43 0:0:0:0:0:ffff:6403:9c2b
100.3.156.44 0:0:0:0:0:ffff:6403:9c2c
100.3.156.45 0:0:0:0:0:ffff:6403:9c2d
100.3.156.46 0:0:0:0:0:ffff:6403:9c2e
100.3.156.47 0:0:0:0:0:ffff:6403:9c2f
100.3.156.48 0:0:0:0:0:ffff:6403:9c30
100.3.156.49 0:0:0:0:0:ffff:6403:9c31
100.3.156.50 0:0:0:0:0:ffff:6403:9c32
100.3.156.51 0:0:0:0:0:ffff:6403:9c33
100.3.156.52 0:0:0:0:0:ffff:6403:9c34
100.3.156.53 0:0:0:0:0:ffff:6403:9c35
100.3.156.54 0:0:0:0:0:ffff:6403:9c36
100.3.156.55 0:0:0:0:0:ffff:6403:9c37
100.3.156.56 0:0:0:0:0:ffff:6403:9c38
100.3.156.57 0:0:0:0:0:ffff:6403:9c39
100.3.156.58 0:0:0:0:0:ffff:6403:9c3a
100.3.156.59 0:0:0:0:0:ffff:6403:9c3b
100.3.156.60 0:0:0:0:0:ffff:6403:9c3c


100.3.156.61 0:0:0:0:0:ffff:6403:9c3d
100.3.156.62 0:0:0:0:0:ffff:6403:9c3e
100.3.156.63 0:0:0:0:0:ffff:6403:9c3f
100.3.156.64 0:0:0:0:0:ffff:6403:9c40
100.3.156.65 0:0:0:0:0:ffff:6403:9c41
100.3.156.66 0:0:0:0:0:ffff:6403:9c42
100.3.156.67 0:0:0:0:0:ffff:6403:9c43
100.3.156.68 0:0:0:0:0:ffff:6403:9c44
100.3.156.69 0:0:0:0:0:ffff:6403:9c45
100.3.156.70 0:0:0:0:0:ffff:6403:9c46
100.3.156.71 0:0:0:0:0:ffff:6403:9c47
100.3.156.72 0:0:0:0:0:ffff:6403:9c48
100.3.156.73 0:0:0:0:0:ffff:6403:9c49
100.3.156.74 0:0:0:0:0:ffff:6403:9c4a
100.3.156.75 0:0:0:0:0:ffff:6403:9c4b
100.3.156.76 0:0:0:0:0:ffff:6403:9c4c
100.3.156.77 0:0:0:0:0:ffff:6403:9c4d
100.3.156.78 0:0:0:0:0:ffff:6403:9c4e
100.3.156.79 0:0:0:0:0:ffff:6403:9c4f
100.3.156.80 0:0:0:0:0:ffff:6403:9c50
100.3.156.81 0:0:0:0:0:ffff:6403:9c51
100.3.156.82 0:0:0:0:0:ffff:6403:9c52
100.3.156.83 0:0:0:0:0:ffff:6403:9c53
100.3.156.84 0:0:0:0:0:ffff:6403:9c54
100.3.156.85 0:0:0:0:0:ffff:6403:9c55
100.3.156.86 0:0:0:0:0:ffff:6403:9c56
100.3.156.87 0:0:0:0:0:ffff:6403:9c57
100.3.156.88 0:0:0:0:0:ffff:6403:9c58
100.3.156.89 0:0:0:0:0:ffff:6403:9c59
100.3.156.90 0:0:0:0:0:ffff:6403:9c5a
100.3.156.91 0:0:0:0:0:ffff:6403:9c5b
100.3.156.92 0:0:0:0:0:ffff:6403:9c5c
100.3.156.93 0:0:0:0:0:ffff:6403:9c5d
100.3.156.94 0:0:0:0:0:ffff:6403:9c5e
100.3.156.95 0:0:0:0:0:ffff:6403:9c5f
100.3.156.96 0:0:0:0:0:ffff:6403:9c60
100.3.156.97 0:0:0:0:0:ffff:6403:9c61
100.3.156.98 0:0:0:0:0:ffff:6403:9c62
100.3.156.99 0:0:0:0:0:ffff:6403:9c63
100.3.156.100 0:0:0:0:0:ffff:6403:9c64
100.3.156.101 0:0:0:0:0:ffff:6403:9c65
100.3.156.102 0:0:0:0:0:ffff:6403:9c66
100.3.156.103 0:0:0:0:0:ffff:6403:9c67
100.3.156.104 0:0:0:0:0:ffff:6403:9c68
100.3.156.105 0:0:0:0:0:ffff:6403:9c69
100.3.156.106 0:0:0:0:0:ffff:6403:9c6a
100.3.156.107 0:0:0:0:0:ffff:6403:9c6b
100.3.156.108 0:0:0:0:0:ffff:6403:9c6c
100.3.156.109 0:0:0:0:0:ffff:6403:9c6d
100.3.156.110 0:0:0:0:0:ffff:6403:9c6e
100.3.156.111 0:0:0:0:0:ffff:6403:9c6f
100.3.156.112 0:0:0:0:0:ffff:6403:9c70
100.3.156.113 0:0:0:0:0:ffff:6403:9c71
100.3.156.114 0:0:0:0:0:ffff:6403:9c72
100.3.156.115 0:0:0:0:0:ffff:6403:9c73
100.3.156.116 0:0:0:0:0:ffff:6403:9c74
100.3.156.117 0:0:0:0:0:ffff:6403:9c75
100.3.156.118 0:0:0:0:0:ffff:6403:9c76
100.3.156.119 0:0:0:0:0:ffff:6403:9c77
100.3.156.120 0:0:0:0:0:ffff:6403:9c78


100.3.156.121 0:0:0:0:0:ffff:6403:9c79
100.3.156.122 0:0:0:0:0:ffff:6403:9c7a
100.3.156.123 0:0:0:0:0:ffff:6403:9c7b
100.3.156.124 0:0:0:0:0:ffff:6403:9c7c
100.3.156.125 0:0:0:0:0:ffff:6403:9c7d
100.3.156.126 0:0:0:0:0:ffff:6403:9c7e
100.3.156.127 0:0:0:0:0:ffff:6403:9c7f
100.3.156.128 0:0:0:0:0:ffff:6403:9c80
100.3.156.129 0:0:0:0:0:ffff:6403:9c81
100.3.156.130 0:0:0:0:0:ffff:6403:9c82
100.3.156.131 0:0:0:0:0:ffff:6403:9c83
100.3.156.132 0:0:0:0:0:ffff:6403:9c84
100.3.156.133 0:0:0:0:0:ffff:6403:9c85
100.3.156.134 0:0:0:0:0:ffff:6403:9c86
100.3.156.135 0:0:0:0:0:ffff:6403:9c87
100.3.156.136 0:0:0:0:0:ffff:6403:9c88
100.3.156.137 0:0:0:0:0:ffff:6403:9c89
100.3.156.138 0:0:0:0:0:ffff:6403:9c8a
100.3.156.139 0:0:0:0:0:ffff:6403:9c8b
100.3.156.140 0:0:0:0:0:ffff:6403:9c8c
100.3.156.141 0:0:0:0:0:ffff:6403:9c8d
100.3.156.142 0:0:0:0:0:ffff:6403:9c8e
100.3.156.143 0:0:0:0:0:ffff:6403:9c8f
100.3.156.144 0:0:0:0:0:ffff:6403:9c90
100.3.156.145 0:0:0:0:0:ffff:6403:9c91
100.3.156.146 0:0:0:0:0:ffff:6403:9c92
100.3.156.147 0:0:0:0:0:ffff:6403:9c93
100.3.156.148 0:0:0:0:0:ffff:6403:9c94
100.3.156.149 0:0:0:0:0:ffff:6403:9c95
100.3.156.150 0:0:0:0:0:ffff:6403:9c96
100.3.156.151 0:0:0:0:0:ffff:6403:9c97
100.3.156.152 0:0:0:0:0:ffff:6403:9c98
100.3.156.153 0:0:0:0:0:ffff:6403:9c99
100.3.156.154 0:0:0:0:0:ffff:6403:9c9a
100.3.156.155 0:0:0:0:0:ffff:6403:9c9b
100.3.156.156 0:0:0:0:0:ffff:6403:9c9c
100.3.156.157 0:0:0:0:0:ffff:6403:9c9d
100.3.156.158 0:0:0:0:0:ffff:6403:9c9e
100.3.156.159 0:0:0:0:0:ffff:6403:9c9f
100.3.156.160 0:0:0:0:0:ffff:6403:9ca0
100.3.156.161 0:0:0:0:0:ffff:6403:9ca1
100.3.156.162 0:0:0:0:0:ffff:6403:9ca2
100.3.156.163 0:0:0:0:0:ffff:6403:9ca3
100.3.156.164 0:0:0:0:0:ffff:6403:9ca4
100.3.156.165 0:0:0:0:0:ffff:6403:9ca5
100.3.156.166 0:0:0:0:0:ffff:6403:9ca6
100.3.156.167 0:0:0:0:0:ffff:6403:9ca7
100.3.156.168 0:0:0:0:0:ffff:6403:9ca8
100.3.156.169 0:0:0:0:0:ffff:6403:9ca9
100.3.156.170 0:0:0:0:0:ffff:6403:9caa
100.3.156.171 0:0:0:0:0:ffff:6403:9cab
100.3.156.172 0:0:0:0:0:ffff:6403:9cac
100.3.156.173 0:0:0:0:0:ffff:6403:9cad
100.3.156.174 0:0:0:0:0:ffff:6403:9cae
100.3.156.175 0:0:0:0:0:ffff:6403:9caf
100.3.156.176 0:0:0:0:0:ffff:6403:9cb0
100.3.156.177 0:0:0:0:0:ffff:6403:9cb1
100.3.156.178 0:0:0:0:0:ffff:6403:9cb2
100.3.156.179 0:0:0:0:0:ffff:6403:9cb3
100.3.156.180 0:0:0:0:0:ffff:6403:9cb4


100.3.156.181 0:0:0:0:0:ffff:6403:9cb5
100.3.156.182 0:0:0:0:0:ffff:6403:9cb6
100.3.156.183 0:0:0:0:0:ffff:6403:9cb7
100.3.156.184 0:0:0:0:0:ffff:6403:9cb8
100.3.156.185 0:0:0:0:0:ffff:6403:9cb9
100.3.156.186 0:0:0:0:0:ffff:6403:9cba
100.3.156.187 0:0:0:0:0:ffff:6403:9cbb
100.3.156.188 0:0:0:0:0:ffff:6403:9cbc
100.3.156.189 0:0:0:0:0:ffff:6403:9cbd
100.3.156.190 0:0:0:0:0:ffff:6403:9cbe
100.3.156.191 0:0:0:0:0:ffff:6403:9cbf
100.3.156.192 0:0:0:0:0:ffff:6403:9cc0
100.3.156.193 0:0:0:0:0:ffff:6403:9cc1
100.3.156.194 0:0:0:0:0:ffff:6403:9cc2
100.3.156.195 0:0:0:0:0:ffff:6403:9cc3
100.3.156.196 0:0:0:0:0:ffff:6403:9cc4
100.3.156.197 0:0:0:0:0:ffff:6403:9cc5
100.3.156.198 0:0:0:0:0:ffff:6403:9cc6
100.3.156.199 0:0:0:0:0:ffff:6403:9cc7
100.3.156.200 0:0:0:0:0:ffff:6403:9cc8
100.3.156.201 0:0:0:0:0:ffff:6403:9cc9
100.3.156.202 0:0:0:0:0:ffff:6403:9cca
100.3.156.203 0:0:0:0:0:ffff:6403:9ccb
100.3.156.204 0:0:0:0:0:ffff:6403:9ccc
100.3.156.205 0:0:0:0:0:ffff:6403:9ccd
100.3.156.206 0:0:0:0:0:ffff:6403:9cce
100.3.156.207 0:0:0:0:0:ffff:6403:9ccf
100.3.156.208 0:0:0:0:0:ffff:6403:9cd0
100.3.156.209 0:0:0:0:0:ffff:6403:9cd1
100.3.156.210 0:0:0:0:0:ffff:6403:9cd2
100.3.156.211 0:0:0:0:0:ffff:6403:9cd3
100.3.156.212 0:0:0:0:0:ffff:6403:9cd4
100.3.156.213 0:0:0:0:0:ffff:6403:9cd5
100.3.156.214 0:0:0:0:0:ffff:6403:9cd6
100.3.156.215 0:0:0:0:0:ffff:6403:9cd7
100.3.156.216 0:0:0:0:0:ffff:6403:9cd8
100.3.156.217 0:0:0:0:0:ffff:6403:9cd9
100.3.156.218 0:0:0:0:0:ffff:6403:9cda
100.3.156.219 0:0:0:0:0:ffff:6403:9cdb
100.3.156.220 0:0:0:0:0:ffff:6403:9cdc
100.3.156.221 0:0:0:0:0:ffff:6403:9cdd
100.3.156.222 0:0:0:0:0:ffff:6403:9cde
100.3.156.223 0:0:0:0:0:ffff:6403:9cdf
100.3.156.224 0:0:0:0:0:ffff:6403:9ce0
100.3.156.225 0:0:0:0:0:ffff:6403:9ce1
100.3.156.226 0:0:0:0:0:ffff:6403:9ce2
100.3.156.227 0:0:0:0:0:ffff:6403:9ce3
100.3.156.228 0:0:0:0:0:ffff:6403:9ce4
100.3.156.229 0:0:0:0:0:ffff:6403:9ce5
100.3.156.230 0:0:0:0:0:ffff:6403:9ce6
100.3.156.231 0:0:0:0:0:ffff:6403:9ce7
100.3.156.232 0:0:0:0:0:ffff:6403:9ce8
100.3.156.233 0:0:0:0:0:ffff:6403:9ce9
100.3.156.234 0:0:0:0:0:ffff:6403:9cea
100.3.156.235 0:0:0:0:0:ffff:6403:9ceb
100.3.156.236 0:0:0:0:0:ffff:6403:9cec
100.3.156.237 0:0:0:0:0:ffff:6403:9ced
100.3.156.238 0:0:0:0:0:ffff:6403:9cee
100.3.156.239 0:0:0:0:0:ffff:6403:9cef
100.3.156.240 0:0:0:0:0:ffff:6403:9cf0
100.3.156.241 0:0:0:0:0:ffff:6403:9cf1
100.3.156.242 0:0:0:0:0:ffff:6403:9cf2
100.3.156.243 0:0:0:0:0:ffff:6403:9cf3
100.3.156.244 0:0:0:0:0:ffff:6403:9cf4
100.3.156.245 0:0:0:0:0:ffff:6403:9cf5
100.3.156.246 0:0:0:0:0:ffff:6403:9cf6
100.3.156.247 0:0:0:0:0:ffff:6403:9cf7
100.3.156.248 0:0:0:0:0:ffff:6403:9cf8
100.3.156.249 0:0:0:0:0:ffff:6403:9cf9
100.3.156.250 0:0:0:0:0:ffff:6403:9cfa
100.3.156.251 0:0:0:0:0:ffff:6403:9cfb
100.3.156.252 0:0:0:0:0:ffff:6403:9cfc
100.3.156.253 0:0:0:0:0:ffff:6403:9cfd
100.3.156.254 0:0:0:0:0:ffff:6403:9cfe
100.3.156.255 0:0:0:0:0:ffff:6403:9cff


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.