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
12.31.219.1 0:0:0:0:0:ffff:c1f:db01
12.31.219.2 0:0:0:0:0:ffff:c1f:db02
12.31.219.3 0:0:0:0:0:ffff:c1f:db03
12.31.219.4 0:0:0:0:0:ffff:c1f:db04
12.31.219.5 0:0:0:0:0:ffff:c1f:db05
12.31.219.6 0:0:0:0:0:ffff:c1f:db06
12.31.219.7 0:0:0:0:0:ffff:c1f:db07
12.31.219.8 0:0:0:0:0:ffff:c1f:db08
12.31.219.9 0:0:0:0:0:ffff:c1f:db09
12.31.219.10 0:0:0:0:0:ffff:c1f:db0a
12.31.219.11 0:0:0:0:0:ffff:c1f:db0b
12.31.219.12 0:0:0:0:0:ffff:c1f:db0c
12.31.219.13 0:0:0:0:0:ffff:c1f:db0d
12.31.219.14 0:0:0:0:0:ffff:c1f:db0e
12.31.219.15 0:0:0:0:0:ffff:c1f:db0f
12.31.219.16 0:0:0:0:0:ffff:c1f:db10
12.31.219.17 0:0:0:0:0:ffff:c1f:db11
12.31.219.18 0:0:0:0:0:ffff:c1f:db12
12.31.219.19 0:0:0:0:0:ffff:c1f:db13
12.31.219.20 0:0:0:0:0:ffff:c1f:db14
12.31.219.21 0:0:0:0:0:ffff:c1f:db15
12.31.219.22 0:0:0:0:0:ffff:c1f:db16
12.31.219.23 0:0:0:0:0:ffff:c1f:db17
12.31.219.24 0:0:0:0:0:ffff:c1f:db18
12.31.219.25 0:0:0:0:0:ffff:c1f:db19
12.31.219.26 0:0:0:0:0:ffff:c1f:db1a
12.31.219.27 0:0:0:0:0:ffff:c1f:db1b
12.31.219.28 0:0:0:0:0:ffff:c1f:db1c
12.31.219.29 0:0:0:0:0:ffff:c1f:db1d
12.31.219.30 0:0:0:0:0:ffff:c1f:db1e
12.31.219.31 0:0:0:0:0:ffff:c1f:db1f
12.31.219.32 0:0:0:0:0:ffff:c1f:db20
12.31.219.33 0:0:0:0:0:ffff:c1f:db21
12.31.219.34 0:0:0:0:0:ffff:c1f:db22
12.31.219.35 0:0:0:0:0:ffff:c1f:db23
12.31.219.36 0:0:0:0:0:ffff:c1f:db24
12.31.219.37 0:0:0:0:0:ffff:c1f:db25
12.31.219.38 0:0:0:0:0:ffff:c1f:db26
12.31.219.39 0:0:0:0:0:ffff:c1f:db27
12.31.219.40 0:0:0:0:0:ffff:c1f:db28
12.31.219.41 0:0:0:0:0:ffff:c1f:db29
12.31.219.42 0:0:0:0:0:ffff:c1f:db2a
12.31.219.43 0:0:0:0:0:ffff:c1f:db2b
12.31.219.44 0:0:0:0:0:ffff:c1f:db2c
12.31.219.45 0:0:0:0:0:ffff:c1f:db2d
12.31.219.46 0:0:0:0:0:ffff:c1f:db2e
12.31.219.47 0:0:0:0:0:ffff:c1f:db2f
12.31.219.48 0:0:0:0:0:ffff:c1f:db30
12.31.219.49 0:0:0:0:0:ffff:c1f:db31
12.31.219.50 0:0:0:0:0:ffff:c1f:db32
12.31.219.51 0:0:0:0:0:ffff:c1f:db33
12.31.219.52 0:0:0:0:0:ffff:c1f:db34
12.31.219.53 0:0:0:0:0:ffff:c1f:db35
12.31.219.54 0:0:0:0:0:ffff:c1f:db36
12.31.219.55 0:0:0:0:0:ffff:c1f:db37
12.31.219.56 0:0:0:0:0:ffff:c1f:db38
12.31.219.57 0:0:0:0:0:ffff:c1f:db39
12.31.219.58 0:0:0:0:0:ffff:c1f:db3a
12.31.219.59 0:0:0:0:0:ffff:c1f:db3b
12.31.219.60 0:0:0:0:0:ffff:c1f:db3c


12.31.219.61 0:0:0:0:0:ffff:c1f:db3d
12.31.219.62 0:0:0:0:0:ffff:c1f:db3e
12.31.219.63 0:0:0:0:0:ffff:c1f:db3f
12.31.219.64 0:0:0:0:0:ffff:c1f:db40
12.31.219.65 0:0:0:0:0:ffff:c1f:db41
12.31.219.66 0:0:0:0:0:ffff:c1f:db42
12.31.219.67 0:0:0:0:0:ffff:c1f:db43
12.31.219.68 0:0:0:0:0:ffff:c1f:db44
12.31.219.69 0:0:0:0:0:ffff:c1f:db45
12.31.219.70 0:0:0:0:0:ffff:c1f:db46
12.31.219.71 0:0:0:0:0:ffff:c1f:db47
12.31.219.72 0:0:0:0:0:ffff:c1f:db48
12.31.219.73 0:0:0:0:0:ffff:c1f:db49
12.31.219.74 0:0:0:0:0:ffff:c1f:db4a
12.31.219.75 0:0:0:0:0:ffff:c1f:db4b
12.31.219.76 0:0:0:0:0:ffff:c1f:db4c
12.31.219.77 0:0:0:0:0:ffff:c1f:db4d
12.31.219.78 0:0:0:0:0:ffff:c1f:db4e
12.31.219.79 0:0:0:0:0:ffff:c1f:db4f
12.31.219.80 0:0:0:0:0:ffff:c1f:db50
12.31.219.81 0:0:0:0:0:ffff:c1f:db51
12.31.219.82 0:0:0:0:0:ffff:c1f:db52
12.31.219.83 0:0:0:0:0:ffff:c1f:db53
12.31.219.84 0:0:0:0:0:ffff:c1f:db54
12.31.219.85 0:0:0:0:0:ffff:c1f:db55
12.31.219.86 0:0:0:0:0:ffff:c1f:db56
12.31.219.87 0:0:0:0:0:ffff:c1f:db57
12.31.219.88 0:0:0:0:0:ffff:c1f:db58
12.31.219.89 0:0:0:0:0:ffff:c1f:db59
12.31.219.90 0:0:0:0:0:ffff:c1f:db5a
12.31.219.91 0:0:0:0:0:ffff:c1f:db5b
12.31.219.92 0:0:0:0:0:ffff:c1f:db5c
12.31.219.93 0:0:0:0:0:ffff:c1f:db5d
12.31.219.94 0:0:0:0:0:ffff:c1f:db5e
12.31.219.95 0:0:0:0:0:ffff:c1f:db5f
12.31.219.96 0:0:0:0:0:ffff:c1f:db60
12.31.219.97 0:0:0:0:0:ffff:c1f:db61
12.31.219.98 0:0:0:0:0:ffff:c1f:db62
12.31.219.99 0:0:0:0:0:ffff:c1f:db63
12.31.219.100 0:0:0:0:0:ffff:c1f:db64
12.31.219.101 0:0:0:0:0:ffff:c1f:db65
12.31.219.102 0:0:0:0:0:ffff:c1f:db66
12.31.219.103 0:0:0:0:0:ffff:c1f:db67
12.31.219.104 0:0:0:0:0:ffff:c1f:db68
12.31.219.105 0:0:0:0:0:ffff:c1f:db69
12.31.219.106 0:0:0:0:0:ffff:c1f:db6a
12.31.219.107 0:0:0:0:0:ffff:c1f:db6b
12.31.219.108 0:0:0:0:0:ffff:c1f:db6c
12.31.219.109 0:0:0:0:0:ffff:c1f:db6d
12.31.219.110 0:0:0:0:0:ffff:c1f:db6e
12.31.219.111 0:0:0:0:0:ffff:c1f:db6f
12.31.219.112 0:0:0:0:0:ffff:c1f:db70
12.31.219.113 0:0:0:0:0:ffff:c1f:db71
12.31.219.114 0:0:0:0:0:ffff:c1f:db72
12.31.219.115 0:0:0:0:0:ffff:c1f:db73
12.31.219.116 0:0:0:0:0:ffff:c1f:db74
12.31.219.117 0:0:0:0:0:ffff:c1f:db75
12.31.219.118 0:0:0:0:0:ffff:c1f:db76
12.31.219.119 0:0:0:0:0:ffff:c1f:db77
12.31.219.120 0:0:0:0:0:ffff:c1f:db78


12.31.219.121 0:0:0:0:0:ffff:c1f:db79
12.31.219.122 0:0:0:0:0:ffff:c1f:db7a
12.31.219.123 0:0:0:0:0:ffff:c1f:db7b
12.31.219.124 0:0:0:0:0:ffff:c1f:db7c
12.31.219.125 0:0:0:0:0:ffff:c1f:db7d
12.31.219.126 0:0:0:0:0:ffff:c1f:db7e
12.31.219.127 0:0:0:0:0:ffff:c1f:db7f
12.31.219.128 0:0:0:0:0:ffff:c1f:db80
12.31.219.129 0:0:0:0:0:ffff:c1f:db81
12.31.219.130 0:0:0:0:0:ffff:c1f:db82
12.31.219.131 0:0:0:0:0:ffff:c1f:db83
12.31.219.132 0:0:0:0:0:ffff:c1f:db84
12.31.219.133 0:0:0:0:0:ffff:c1f:db85
12.31.219.134 0:0:0:0:0:ffff:c1f:db86
12.31.219.135 0:0:0:0:0:ffff:c1f:db87
12.31.219.136 0:0:0:0:0:ffff:c1f:db88
12.31.219.137 0:0:0:0:0:ffff:c1f:db89
12.31.219.138 0:0:0:0:0:ffff:c1f:db8a
12.31.219.139 0:0:0:0:0:ffff:c1f:db8b
12.31.219.140 0:0:0:0:0:ffff:c1f:db8c
12.31.219.141 0:0:0:0:0:ffff:c1f:db8d
12.31.219.142 0:0:0:0:0:ffff:c1f:db8e
12.31.219.143 0:0:0:0:0:ffff:c1f:db8f
12.31.219.144 0:0:0:0:0:ffff:c1f:db90
12.31.219.145 0:0:0:0:0:ffff:c1f:db91
12.31.219.146 0:0:0:0:0:ffff:c1f:db92
12.31.219.147 0:0:0:0:0:ffff:c1f:db93
12.31.219.148 0:0:0:0:0:ffff:c1f:db94
12.31.219.149 0:0:0:0:0:ffff:c1f:db95
12.31.219.150 0:0:0:0:0:ffff:c1f:db96
12.31.219.151 0:0:0:0:0:ffff:c1f:db97
12.31.219.152 0:0:0:0:0:ffff:c1f:db98
12.31.219.153 0:0:0:0:0:ffff:c1f:db99
12.31.219.154 0:0:0:0:0:ffff:c1f:db9a
12.31.219.155 0:0:0:0:0:ffff:c1f:db9b
12.31.219.156 0:0:0:0:0:ffff:c1f:db9c
12.31.219.157 0:0:0:0:0:ffff:c1f:db9d
12.31.219.158 0:0:0:0:0:ffff:c1f:db9e
12.31.219.159 0:0:0:0:0:ffff:c1f:db9f
12.31.219.160 0:0:0:0:0:ffff:c1f:dba0
12.31.219.161 0:0:0:0:0:ffff:c1f:dba1
12.31.219.162 0:0:0:0:0:ffff:c1f:dba2
12.31.219.163 0:0:0:0:0:ffff:c1f:dba3
12.31.219.164 0:0:0:0:0:ffff:c1f:dba4
12.31.219.165 0:0:0:0:0:ffff:c1f:dba5
12.31.219.166 0:0:0:0:0:ffff:c1f:dba6
12.31.219.167 0:0:0:0:0:ffff:c1f:dba7
12.31.219.168 0:0:0:0:0:ffff:c1f:dba8
12.31.219.169 0:0:0:0:0:ffff:c1f:dba9
12.31.219.170 0:0:0:0:0:ffff:c1f:dbaa
12.31.219.171 0:0:0:0:0:ffff:c1f:dbab
12.31.219.172 0:0:0:0:0:ffff:c1f:dbac
12.31.219.173 0:0:0:0:0:ffff:c1f:dbad
12.31.219.174 0:0:0:0:0:ffff:c1f:dbae
12.31.219.175 0:0:0:0:0:ffff:c1f:dbaf
12.31.219.176 0:0:0:0:0:ffff:c1f:dbb0
12.31.219.177 0:0:0:0:0:ffff:c1f:dbb1
12.31.219.178 0:0:0:0:0:ffff:c1f:dbb2
12.31.219.179 0:0:0:0:0:ffff:c1f:dbb3
12.31.219.180 0:0:0:0:0:ffff:c1f:dbb4


12.31.219.181 0:0:0:0:0:ffff:c1f:dbb5
12.31.219.182 0:0:0:0:0:ffff:c1f:dbb6
12.31.219.183 0:0:0:0:0:ffff:c1f:dbb7
12.31.219.184 0:0:0:0:0:ffff:c1f:dbb8
12.31.219.185 0:0:0:0:0:ffff:c1f:dbb9
12.31.219.186 0:0:0:0:0:ffff:c1f:dbba
12.31.219.187 0:0:0:0:0:ffff:c1f:dbbb
12.31.219.188 0:0:0:0:0:ffff:c1f:dbbc
12.31.219.189 0:0:0:0:0:ffff:c1f:dbbd
12.31.219.190 0:0:0:0:0:ffff:c1f:dbbe
12.31.219.191 0:0:0:0:0:ffff:c1f:dbbf
12.31.219.192 0:0:0:0:0:ffff:c1f:dbc0
12.31.219.193 0:0:0:0:0:ffff:c1f:dbc1
12.31.219.194 0:0:0:0:0:ffff:c1f:dbc2
12.31.219.195 0:0:0:0:0:ffff:c1f:dbc3
12.31.219.196 0:0:0:0:0:ffff:c1f:dbc4
12.31.219.197 0:0:0:0:0:ffff:c1f:dbc5
12.31.219.198 0:0:0:0:0:ffff:c1f:dbc6
12.31.219.199 0:0:0:0:0:ffff:c1f:dbc7
12.31.219.200 0:0:0:0:0:ffff:c1f:dbc8
12.31.219.201 0:0:0:0:0:ffff:c1f:dbc9
12.31.219.202 0:0:0:0:0:ffff:c1f:dbca
12.31.219.203 0:0:0:0:0:ffff:c1f:dbcb
12.31.219.204 0:0:0:0:0:ffff:c1f:dbcc
12.31.219.205 0:0:0:0:0:ffff:c1f:dbcd
12.31.219.206 0:0:0:0:0:ffff:c1f:dbce
12.31.219.207 0:0:0:0:0:ffff:c1f:dbcf
12.31.219.208 0:0:0:0:0:ffff:c1f:dbd0
12.31.219.209 0:0:0:0:0:ffff:c1f:dbd1
12.31.219.210 0:0:0:0:0:ffff:c1f:dbd2
12.31.219.211 0:0:0:0:0:ffff:c1f:dbd3
12.31.219.212 0:0:0:0:0:ffff:c1f:dbd4
12.31.219.213 0:0:0:0:0:ffff:c1f:dbd5
12.31.219.214 0:0:0:0:0:ffff:c1f:dbd6
12.31.219.215 0:0:0:0:0:ffff:c1f:dbd7
12.31.219.216 0:0:0:0:0:ffff:c1f:dbd8
12.31.219.217 0:0:0:0:0:ffff:c1f:dbd9
12.31.219.218 0:0:0:0:0:ffff:c1f:dbda
12.31.219.219 0:0:0:0:0:ffff:c1f:dbdb
12.31.219.220 0:0:0:0:0:ffff:c1f:dbdc
12.31.219.221 0:0:0:0:0:ffff:c1f:dbdd
12.31.219.222 0:0:0:0:0:ffff:c1f:dbde
12.31.219.223 0:0:0:0:0:ffff:c1f:dbdf
12.31.219.224 0:0:0:0:0:ffff:c1f:dbe0
12.31.219.225 0:0:0:0:0:ffff:c1f:dbe1
12.31.219.226 0:0:0:0:0:ffff:c1f:dbe2
12.31.219.227 0:0:0:0:0:ffff:c1f:dbe3
12.31.219.228 0:0:0:0:0:ffff:c1f:dbe4
12.31.219.229 0:0:0:0:0:ffff:c1f:dbe5
12.31.219.230 0:0:0:0:0:ffff:c1f:dbe6
12.31.219.231 0:0:0:0:0:ffff:c1f:dbe7
12.31.219.232 0:0:0:0:0:ffff:c1f:dbe8
12.31.219.233 0:0:0:0:0:ffff:c1f:dbe9
12.31.219.234 0:0:0:0:0:ffff:c1f:dbea
12.31.219.235 0:0:0:0:0:ffff:c1f:dbeb
12.31.219.236 0:0:0:0:0:ffff:c1f:dbec
12.31.219.237 0:0:0:0:0:ffff:c1f:dbed
12.31.219.238 0:0:0:0:0:ffff:c1f:dbee
12.31.219.239 0:0:0:0:0:ffff:c1f:dbef
12.31.219.240 0:0:0:0:0:ffff:c1f:dbf0
12.31.219.241 0:0:0:0:0:ffff:c1f:dbf1
12.31.219.242 0:0:0:0:0:ffff:c1f:dbf2
12.31.219.243 0:0:0:0:0:ffff:c1f:dbf3
12.31.219.244 0:0:0:0:0:ffff:c1f:dbf4
12.31.219.245 0:0:0:0:0:ffff:c1f:dbf5
12.31.219.246 0:0:0:0:0:ffff:c1f:dbf6
12.31.219.247 0:0:0:0:0:ffff:c1f:dbf7
12.31.219.248 0:0:0:0:0:ffff:c1f:dbf8
12.31.219.249 0:0:0:0:0:ffff:c1f:dbf9
12.31.219.250 0:0:0:0:0:ffff:c1f:dbfa
12.31.219.251 0:0:0:0:0:ffff:c1f:dbfb
12.31.219.252 0:0:0:0:0:ffff:c1f:dbfc
12.31.219.253 0:0:0:0:0:ffff:c1f:dbfd
12.31.219.254 0:0:0:0:0:ffff:c1f:dbfe
12.31.219.255 0:0:0:0:0:ffff:c1f:dbff


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.