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
72.57.187.1 0:0:0:0:0:ffff:4839:bb01
72.57.187.2 0:0:0:0:0:ffff:4839:bb02
72.57.187.3 0:0:0:0:0:ffff:4839:bb03
72.57.187.4 0:0:0:0:0:ffff:4839:bb04
72.57.187.5 0:0:0:0:0:ffff:4839:bb05
72.57.187.6 0:0:0:0:0:ffff:4839:bb06
72.57.187.7 0:0:0:0:0:ffff:4839:bb07
72.57.187.8 0:0:0:0:0:ffff:4839:bb08
72.57.187.9 0:0:0:0:0:ffff:4839:bb09
72.57.187.10 0:0:0:0:0:ffff:4839:bb0a
72.57.187.11 0:0:0:0:0:ffff:4839:bb0b
72.57.187.12 0:0:0:0:0:ffff:4839:bb0c
72.57.187.13 0:0:0:0:0:ffff:4839:bb0d
72.57.187.14 0:0:0:0:0:ffff:4839:bb0e
72.57.187.15 0:0:0:0:0:ffff:4839:bb0f
72.57.187.16 0:0:0:0:0:ffff:4839:bb10
72.57.187.17 0:0:0:0:0:ffff:4839:bb11
72.57.187.18 0:0:0:0:0:ffff:4839:bb12
72.57.187.19 0:0:0:0:0:ffff:4839:bb13
72.57.187.20 0:0:0:0:0:ffff:4839:bb14
72.57.187.21 0:0:0:0:0:ffff:4839:bb15
72.57.187.22 0:0:0:0:0:ffff:4839:bb16
72.57.187.23 0:0:0:0:0:ffff:4839:bb17
72.57.187.24 0:0:0:0:0:ffff:4839:bb18
72.57.187.25 0:0:0:0:0:ffff:4839:bb19
72.57.187.26 0:0:0:0:0:ffff:4839:bb1a
72.57.187.27 0:0:0:0:0:ffff:4839:bb1b
72.57.187.28 0:0:0:0:0:ffff:4839:bb1c
72.57.187.29 0:0:0:0:0:ffff:4839:bb1d
72.57.187.30 0:0:0:0:0:ffff:4839:bb1e
72.57.187.31 0:0:0:0:0:ffff:4839:bb1f
72.57.187.32 0:0:0:0:0:ffff:4839:bb20
72.57.187.33 0:0:0:0:0:ffff:4839:bb21
72.57.187.34 0:0:0:0:0:ffff:4839:bb22
72.57.187.35 0:0:0:0:0:ffff:4839:bb23
72.57.187.36 0:0:0:0:0:ffff:4839:bb24
72.57.187.37 0:0:0:0:0:ffff:4839:bb25
72.57.187.38 0:0:0:0:0:ffff:4839:bb26
72.57.187.39 0:0:0:0:0:ffff:4839:bb27
72.57.187.40 0:0:0:0:0:ffff:4839:bb28
72.57.187.41 0:0:0:0:0:ffff:4839:bb29
72.57.187.42 0:0:0:0:0:ffff:4839:bb2a
72.57.187.43 0:0:0:0:0:ffff:4839:bb2b
72.57.187.44 0:0:0:0:0:ffff:4839:bb2c
72.57.187.45 0:0:0:0:0:ffff:4839:bb2d
72.57.187.46 0:0:0:0:0:ffff:4839:bb2e
72.57.187.47 0:0:0:0:0:ffff:4839:bb2f
72.57.187.48 0:0:0:0:0:ffff:4839:bb30
72.57.187.49 0:0:0:0:0:ffff:4839:bb31
72.57.187.50 0:0:0:0:0:ffff:4839:bb32
72.57.187.51 0:0:0:0:0:ffff:4839:bb33
72.57.187.52 0:0:0:0:0:ffff:4839:bb34
72.57.187.53 0:0:0:0:0:ffff:4839:bb35
72.57.187.54 0:0:0:0:0:ffff:4839:bb36
72.57.187.55 0:0:0:0:0:ffff:4839:bb37
72.57.187.56 0:0:0:0:0:ffff:4839:bb38
72.57.187.57 0:0:0:0:0:ffff:4839:bb39
72.57.187.58 0:0:0:0:0:ffff:4839:bb3a
72.57.187.59 0:0:0:0:0:ffff:4839:bb3b
72.57.187.60 0:0:0:0:0:ffff:4839:bb3c


72.57.187.61 0:0:0:0:0:ffff:4839:bb3d
72.57.187.62 0:0:0:0:0:ffff:4839:bb3e
72.57.187.63 0:0:0:0:0:ffff:4839:bb3f
72.57.187.64 0:0:0:0:0:ffff:4839:bb40
72.57.187.65 0:0:0:0:0:ffff:4839:bb41
72.57.187.66 0:0:0:0:0:ffff:4839:bb42
72.57.187.67 0:0:0:0:0:ffff:4839:bb43
72.57.187.68 0:0:0:0:0:ffff:4839:bb44
72.57.187.69 0:0:0:0:0:ffff:4839:bb45
72.57.187.70 0:0:0:0:0:ffff:4839:bb46
72.57.187.71 0:0:0:0:0:ffff:4839:bb47
72.57.187.72 0:0:0:0:0:ffff:4839:bb48
72.57.187.73 0:0:0:0:0:ffff:4839:bb49
72.57.187.74 0:0:0:0:0:ffff:4839:bb4a
72.57.187.75 0:0:0:0:0:ffff:4839:bb4b
72.57.187.76 0:0:0:0:0:ffff:4839:bb4c
72.57.187.77 0:0:0:0:0:ffff:4839:bb4d
72.57.187.78 0:0:0:0:0:ffff:4839:bb4e
72.57.187.79 0:0:0:0:0:ffff:4839:bb4f
72.57.187.80 0:0:0:0:0:ffff:4839:bb50
72.57.187.81 0:0:0:0:0:ffff:4839:bb51
72.57.187.82 0:0:0:0:0:ffff:4839:bb52
72.57.187.83 0:0:0:0:0:ffff:4839:bb53
72.57.187.84 0:0:0:0:0:ffff:4839:bb54
72.57.187.85 0:0:0:0:0:ffff:4839:bb55
72.57.187.86 0:0:0:0:0:ffff:4839:bb56
72.57.187.87 0:0:0:0:0:ffff:4839:bb57
72.57.187.88 0:0:0:0:0:ffff:4839:bb58
72.57.187.89 0:0:0:0:0:ffff:4839:bb59
72.57.187.90 0:0:0:0:0:ffff:4839:bb5a
72.57.187.91 0:0:0:0:0:ffff:4839:bb5b
72.57.187.92 0:0:0:0:0:ffff:4839:bb5c
72.57.187.93 0:0:0:0:0:ffff:4839:bb5d
72.57.187.94 0:0:0:0:0:ffff:4839:bb5e
72.57.187.95 0:0:0:0:0:ffff:4839:bb5f
72.57.187.96 0:0:0:0:0:ffff:4839:bb60
72.57.187.97 0:0:0:0:0:ffff:4839:bb61
72.57.187.98 0:0:0:0:0:ffff:4839:bb62
72.57.187.99 0:0:0:0:0:ffff:4839:bb63
72.57.187.100 0:0:0:0:0:ffff:4839:bb64
72.57.187.101 0:0:0:0:0:ffff:4839:bb65
72.57.187.102 0:0:0:0:0:ffff:4839:bb66
72.57.187.103 0:0:0:0:0:ffff:4839:bb67
72.57.187.104 0:0:0:0:0:ffff:4839:bb68
72.57.187.105 0:0:0:0:0:ffff:4839:bb69
72.57.187.106 0:0:0:0:0:ffff:4839:bb6a
72.57.187.107 0:0:0:0:0:ffff:4839:bb6b
72.57.187.108 0:0:0:0:0:ffff:4839:bb6c
72.57.187.109 0:0:0:0:0:ffff:4839:bb6d
72.57.187.110 0:0:0:0:0:ffff:4839:bb6e
72.57.187.111 0:0:0:0:0:ffff:4839:bb6f
72.57.187.112 0:0:0:0:0:ffff:4839:bb70
72.57.187.113 0:0:0:0:0:ffff:4839:bb71
72.57.187.114 0:0:0:0:0:ffff:4839:bb72
72.57.187.115 0:0:0:0:0:ffff:4839:bb73
72.57.187.116 0:0:0:0:0:ffff:4839:bb74
72.57.187.117 0:0:0:0:0:ffff:4839:bb75
72.57.187.118 0:0:0:0:0:ffff:4839:bb76
72.57.187.119 0:0:0:0:0:ffff:4839:bb77
72.57.187.120 0:0:0:0:0:ffff:4839:bb78


72.57.187.121 0:0:0:0:0:ffff:4839:bb79
72.57.187.122 0:0:0:0:0:ffff:4839:bb7a
72.57.187.123 0:0:0:0:0:ffff:4839:bb7b
72.57.187.124 0:0:0:0:0:ffff:4839:bb7c
72.57.187.125 0:0:0:0:0:ffff:4839:bb7d
72.57.187.126 0:0:0:0:0:ffff:4839:bb7e
72.57.187.127 0:0:0:0:0:ffff:4839:bb7f
72.57.187.128 0:0:0:0:0:ffff:4839:bb80
72.57.187.129 0:0:0:0:0:ffff:4839:bb81
72.57.187.130 0:0:0:0:0:ffff:4839:bb82
72.57.187.131 0:0:0:0:0:ffff:4839:bb83
72.57.187.132 0:0:0:0:0:ffff:4839:bb84
72.57.187.133 0:0:0:0:0:ffff:4839:bb85
72.57.187.134 0:0:0:0:0:ffff:4839:bb86
72.57.187.135 0:0:0:0:0:ffff:4839:bb87
72.57.187.136 0:0:0:0:0:ffff:4839:bb88
72.57.187.137 0:0:0:0:0:ffff:4839:bb89
72.57.187.138 0:0:0:0:0:ffff:4839:bb8a
72.57.187.139 0:0:0:0:0:ffff:4839:bb8b
72.57.187.140 0:0:0:0:0:ffff:4839:bb8c
72.57.187.141 0:0:0:0:0:ffff:4839:bb8d
72.57.187.142 0:0:0:0:0:ffff:4839:bb8e
72.57.187.143 0:0:0:0:0:ffff:4839:bb8f
72.57.187.144 0:0:0:0:0:ffff:4839:bb90
72.57.187.145 0:0:0:0:0:ffff:4839:bb91
72.57.187.146 0:0:0:0:0:ffff:4839:bb92
72.57.187.147 0:0:0:0:0:ffff:4839:bb93
72.57.187.148 0:0:0:0:0:ffff:4839:bb94
72.57.187.149 0:0:0:0:0:ffff:4839:bb95
72.57.187.150 0:0:0:0:0:ffff:4839:bb96
72.57.187.151 0:0:0:0:0:ffff:4839:bb97
72.57.187.152 0:0:0:0:0:ffff:4839:bb98
72.57.187.153 0:0:0:0:0:ffff:4839:bb99
72.57.187.154 0:0:0:0:0:ffff:4839:bb9a
72.57.187.155 0:0:0:0:0:ffff:4839:bb9b
72.57.187.156 0:0:0:0:0:ffff:4839:bb9c
72.57.187.157 0:0:0:0:0:ffff:4839:bb9d
72.57.187.158 0:0:0:0:0:ffff:4839:bb9e
72.57.187.159 0:0:0:0:0:ffff:4839:bb9f
72.57.187.160 0:0:0:0:0:ffff:4839:bba0
72.57.187.161 0:0:0:0:0:ffff:4839:bba1
72.57.187.162 0:0:0:0:0:ffff:4839:bba2
72.57.187.163 0:0:0:0:0:ffff:4839:bba3
72.57.187.164 0:0:0:0:0:ffff:4839:bba4
72.57.187.165 0:0:0:0:0:ffff:4839:bba5
72.57.187.166 0:0:0:0:0:ffff:4839:bba6
72.57.187.167 0:0:0:0:0:ffff:4839:bba7
72.57.187.168 0:0:0:0:0:ffff:4839:bba8
72.57.187.169 0:0:0:0:0:ffff:4839:bba9
72.57.187.170 0:0:0:0:0:ffff:4839:bbaa
72.57.187.171 0:0:0:0:0:ffff:4839:bbab
72.57.187.172 0:0:0:0:0:ffff:4839:bbac
72.57.187.173 0:0:0:0:0:ffff:4839:bbad
72.57.187.174 0:0:0:0:0:ffff:4839:bbae
72.57.187.175 0:0:0:0:0:ffff:4839:bbaf
72.57.187.176 0:0:0:0:0:ffff:4839:bbb0
72.57.187.177 0:0:0:0:0:ffff:4839:bbb1
72.57.187.178 0:0:0:0:0:ffff:4839:bbb2
72.57.187.179 0:0:0:0:0:ffff:4839:bbb3
72.57.187.180 0:0:0:0:0:ffff:4839:bbb4


72.57.187.181 0:0:0:0:0:ffff:4839:bbb5
72.57.187.182 0:0:0:0:0:ffff:4839:bbb6
72.57.187.183 0:0:0:0:0:ffff:4839:bbb7
72.57.187.184 0:0:0:0:0:ffff:4839:bbb8
72.57.187.185 0:0:0:0:0:ffff:4839:bbb9
72.57.187.186 0:0:0:0:0:ffff:4839:bbba
72.57.187.187 0:0:0:0:0:ffff:4839:bbbb
72.57.187.188 0:0:0:0:0:ffff:4839:bbbc
72.57.187.189 0:0:0:0:0:ffff:4839:bbbd
72.57.187.190 0:0:0:0:0:ffff:4839:bbbe
72.57.187.191 0:0:0:0:0:ffff:4839:bbbf
72.57.187.192 0:0:0:0:0:ffff:4839:bbc0
72.57.187.193 0:0:0:0:0:ffff:4839:bbc1
72.57.187.194 0:0:0:0:0:ffff:4839:bbc2
72.57.187.195 0:0:0:0:0:ffff:4839:bbc3
72.57.187.196 0:0:0:0:0:ffff:4839:bbc4
72.57.187.197 0:0:0:0:0:ffff:4839:bbc5
72.57.187.198 0:0:0:0:0:ffff:4839:bbc6
72.57.187.199 0:0:0:0:0:ffff:4839:bbc7
72.57.187.200 0:0:0:0:0:ffff:4839:bbc8
72.57.187.201 0:0:0:0:0:ffff:4839:bbc9
72.57.187.202 0:0:0:0:0:ffff:4839:bbca
72.57.187.203 0:0:0:0:0:ffff:4839:bbcb
72.57.187.204 0:0:0:0:0:ffff:4839:bbcc
72.57.187.205 0:0:0:0:0:ffff:4839:bbcd
72.57.187.206 0:0:0:0:0:ffff:4839:bbce
72.57.187.207 0:0:0:0:0:ffff:4839:bbcf
72.57.187.208 0:0:0:0:0:ffff:4839:bbd0
72.57.187.209 0:0:0:0:0:ffff:4839:bbd1
72.57.187.210 0:0:0:0:0:ffff:4839:bbd2
72.57.187.211 0:0:0:0:0:ffff:4839:bbd3
72.57.187.212 0:0:0:0:0:ffff:4839:bbd4
72.57.187.213 0:0:0:0:0:ffff:4839:bbd5
72.57.187.214 0:0:0:0:0:ffff:4839:bbd6
72.57.187.215 0:0:0:0:0:ffff:4839:bbd7
72.57.187.216 0:0:0:0:0:ffff:4839:bbd8
72.57.187.217 0:0:0:0:0:ffff:4839:bbd9
72.57.187.218 0:0:0:0:0:ffff:4839:bbda
72.57.187.219 0:0:0:0:0:ffff:4839:bbdb
72.57.187.220 0:0:0:0:0:ffff:4839:bbdc
72.57.187.221 0:0:0:0:0:ffff:4839:bbdd
72.57.187.222 0:0:0:0:0:ffff:4839:bbde
72.57.187.223 0:0:0:0:0:ffff:4839:bbdf
72.57.187.224 0:0:0:0:0:ffff:4839:bbe0
72.57.187.225 0:0:0:0:0:ffff:4839:bbe1
72.57.187.226 0:0:0:0:0:ffff:4839:bbe2
72.57.187.227 0:0:0:0:0:ffff:4839:bbe3
72.57.187.228 0:0:0:0:0:ffff:4839:bbe4
72.57.187.229 0:0:0:0:0:ffff:4839:bbe5
72.57.187.230 0:0:0:0:0:ffff:4839:bbe6
72.57.187.231 0:0:0:0:0:ffff:4839:bbe7
72.57.187.232 0:0:0:0:0:ffff:4839:bbe8
72.57.187.233 0:0:0:0:0:ffff:4839:bbe9
72.57.187.234 0:0:0:0:0:ffff:4839:bbea
72.57.187.235 0:0:0:0:0:ffff:4839:bbeb
72.57.187.236 0:0:0:0:0:ffff:4839:bbec
72.57.187.237 0:0:0:0:0:ffff:4839:bbed
72.57.187.238 0:0:0:0:0:ffff:4839:bbee
72.57.187.239 0:0:0:0:0:ffff:4839:bbef
72.57.187.240 0:0:0:0:0:ffff:4839:bbf0
72.57.187.241 0:0:0:0:0:ffff:4839:bbf1
72.57.187.242 0:0:0:0:0:ffff:4839:bbf2
72.57.187.243 0:0:0:0:0:ffff:4839:bbf3
72.57.187.244 0:0:0:0:0:ffff:4839:bbf4
72.57.187.245 0:0:0:0:0:ffff:4839:bbf5
72.57.187.246 0:0:0:0:0:ffff:4839:bbf6
72.57.187.247 0:0:0:0:0:ffff:4839:bbf7
72.57.187.248 0:0:0:0:0:ffff:4839:bbf8
72.57.187.249 0:0:0:0:0:ffff:4839:bbf9
72.57.187.250 0:0:0:0:0:ffff:4839:bbfa
72.57.187.251 0:0:0:0:0:ffff:4839:bbfb
72.57.187.252 0:0:0:0:0:ffff:4839:bbfc
72.57.187.253 0:0:0:0:0:ffff:4839:bbfd
72.57.187.254 0:0:0:0:0:ffff:4839:bbfe
72.57.187.255 0:0:0:0:0:ffff:4839:bbff


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.