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
42.152.187.1 0:0:0:0:0:ffff:2a98:bb01
42.152.187.2 0:0:0:0:0:ffff:2a98:bb02
42.152.187.3 0:0:0:0:0:ffff:2a98:bb03
42.152.187.4 0:0:0:0:0:ffff:2a98:bb04
42.152.187.5 0:0:0:0:0:ffff:2a98:bb05
42.152.187.6 0:0:0:0:0:ffff:2a98:bb06
42.152.187.7 0:0:0:0:0:ffff:2a98:bb07
42.152.187.8 0:0:0:0:0:ffff:2a98:bb08
42.152.187.9 0:0:0:0:0:ffff:2a98:bb09
42.152.187.10 0:0:0:0:0:ffff:2a98:bb0a
42.152.187.11 0:0:0:0:0:ffff:2a98:bb0b
42.152.187.12 0:0:0:0:0:ffff:2a98:bb0c
42.152.187.13 0:0:0:0:0:ffff:2a98:bb0d
42.152.187.14 0:0:0:0:0:ffff:2a98:bb0e
42.152.187.15 0:0:0:0:0:ffff:2a98:bb0f
42.152.187.16 0:0:0:0:0:ffff:2a98:bb10
42.152.187.17 0:0:0:0:0:ffff:2a98:bb11
42.152.187.18 0:0:0:0:0:ffff:2a98:bb12
42.152.187.19 0:0:0:0:0:ffff:2a98:bb13
42.152.187.20 0:0:0:0:0:ffff:2a98:bb14
42.152.187.21 0:0:0:0:0:ffff:2a98:bb15
42.152.187.22 0:0:0:0:0:ffff:2a98:bb16
42.152.187.23 0:0:0:0:0:ffff:2a98:bb17
42.152.187.24 0:0:0:0:0:ffff:2a98:bb18
42.152.187.25 0:0:0:0:0:ffff:2a98:bb19
42.152.187.26 0:0:0:0:0:ffff:2a98:bb1a
42.152.187.27 0:0:0:0:0:ffff:2a98:bb1b
42.152.187.28 0:0:0:0:0:ffff:2a98:bb1c
42.152.187.29 0:0:0:0:0:ffff:2a98:bb1d
42.152.187.30 0:0:0:0:0:ffff:2a98:bb1e
42.152.187.31 0:0:0:0:0:ffff:2a98:bb1f
42.152.187.32 0:0:0:0:0:ffff:2a98:bb20
42.152.187.33 0:0:0:0:0:ffff:2a98:bb21
42.152.187.34 0:0:0:0:0:ffff:2a98:bb22
42.152.187.35 0:0:0:0:0:ffff:2a98:bb23
42.152.187.36 0:0:0:0:0:ffff:2a98:bb24
42.152.187.37 0:0:0:0:0:ffff:2a98:bb25
42.152.187.38 0:0:0:0:0:ffff:2a98:bb26
42.152.187.39 0:0:0:0:0:ffff:2a98:bb27
42.152.187.40 0:0:0:0:0:ffff:2a98:bb28
42.152.187.41 0:0:0:0:0:ffff:2a98:bb29
42.152.187.42 0:0:0:0:0:ffff:2a98:bb2a
42.152.187.43 0:0:0:0:0:ffff:2a98:bb2b
42.152.187.44 0:0:0:0:0:ffff:2a98:bb2c
42.152.187.45 0:0:0:0:0:ffff:2a98:bb2d
42.152.187.46 0:0:0:0:0:ffff:2a98:bb2e
42.152.187.47 0:0:0:0:0:ffff:2a98:bb2f
42.152.187.48 0:0:0:0:0:ffff:2a98:bb30
42.152.187.49 0:0:0:0:0:ffff:2a98:bb31
42.152.187.50 0:0:0:0:0:ffff:2a98:bb32
42.152.187.51 0:0:0:0:0:ffff:2a98:bb33
42.152.187.52 0:0:0:0:0:ffff:2a98:bb34
42.152.187.53 0:0:0:0:0:ffff:2a98:bb35
42.152.187.54 0:0:0:0:0:ffff:2a98:bb36
42.152.187.55 0:0:0:0:0:ffff:2a98:bb37
42.152.187.56 0:0:0:0:0:ffff:2a98:bb38
42.152.187.57 0:0:0:0:0:ffff:2a98:bb39
42.152.187.58 0:0:0:0:0:ffff:2a98:bb3a
42.152.187.59 0:0:0:0:0:ffff:2a98:bb3b
42.152.187.60 0:0:0:0:0:ffff:2a98:bb3c


42.152.187.61 0:0:0:0:0:ffff:2a98:bb3d
42.152.187.62 0:0:0:0:0:ffff:2a98:bb3e
42.152.187.63 0:0:0:0:0:ffff:2a98:bb3f
42.152.187.64 0:0:0:0:0:ffff:2a98:bb40
42.152.187.65 0:0:0:0:0:ffff:2a98:bb41
42.152.187.66 0:0:0:0:0:ffff:2a98:bb42
42.152.187.67 0:0:0:0:0:ffff:2a98:bb43
42.152.187.68 0:0:0:0:0:ffff:2a98:bb44
42.152.187.69 0:0:0:0:0:ffff:2a98:bb45
42.152.187.70 0:0:0:0:0:ffff:2a98:bb46
42.152.187.71 0:0:0:0:0:ffff:2a98:bb47
42.152.187.72 0:0:0:0:0:ffff:2a98:bb48
42.152.187.73 0:0:0:0:0:ffff:2a98:bb49
42.152.187.74 0:0:0:0:0:ffff:2a98:bb4a
42.152.187.75 0:0:0:0:0:ffff:2a98:bb4b
42.152.187.76 0:0:0:0:0:ffff:2a98:bb4c
42.152.187.77 0:0:0:0:0:ffff:2a98:bb4d
42.152.187.78 0:0:0:0:0:ffff:2a98:bb4e
42.152.187.79 0:0:0:0:0:ffff:2a98:bb4f
42.152.187.80 0:0:0:0:0:ffff:2a98:bb50
42.152.187.81 0:0:0:0:0:ffff:2a98:bb51
42.152.187.82 0:0:0:0:0:ffff:2a98:bb52
42.152.187.83 0:0:0:0:0:ffff:2a98:bb53
42.152.187.84 0:0:0:0:0:ffff:2a98:bb54
42.152.187.85 0:0:0:0:0:ffff:2a98:bb55
42.152.187.86 0:0:0:0:0:ffff:2a98:bb56
42.152.187.87 0:0:0:0:0:ffff:2a98:bb57
42.152.187.88 0:0:0:0:0:ffff:2a98:bb58
42.152.187.89 0:0:0:0:0:ffff:2a98:bb59
42.152.187.90 0:0:0:0:0:ffff:2a98:bb5a
42.152.187.91 0:0:0:0:0:ffff:2a98:bb5b
42.152.187.92 0:0:0:0:0:ffff:2a98:bb5c
42.152.187.93 0:0:0:0:0:ffff:2a98:bb5d
42.152.187.94 0:0:0:0:0:ffff:2a98:bb5e
42.152.187.95 0:0:0:0:0:ffff:2a98:bb5f
42.152.187.96 0:0:0:0:0:ffff:2a98:bb60
42.152.187.97 0:0:0:0:0:ffff:2a98:bb61
42.152.187.98 0:0:0:0:0:ffff:2a98:bb62
42.152.187.99 0:0:0:0:0:ffff:2a98:bb63
42.152.187.100 0:0:0:0:0:ffff:2a98:bb64
42.152.187.101 0:0:0:0:0:ffff:2a98:bb65
42.152.187.102 0:0:0:0:0:ffff:2a98:bb66
42.152.187.103 0:0:0:0:0:ffff:2a98:bb67
42.152.187.104 0:0:0:0:0:ffff:2a98:bb68
42.152.187.105 0:0:0:0:0:ffff:2a98:bb69
42.152.187.106 0:0:0:0:0:ffff:2a98:bb6a
42.152.187.107 0:0:0:0:0:ffff:2a98:bb6b
42.152.187.108 0:0:0:0:0:ffff:2a98:bb6c
42.152.187.109 0:0:0:0:0:ffff:2a98:bb6d
42.152.187.110 0:0:0:0:0:ffff:2a98:bb6e
42.152.187.111 0:0:0:0:0:ffff:2a98:bb6f
42.152.187.112 0:0:0:0:0:ffff:2a98:bb70
42.152.187.113 0:0:0:0:0:ffff:2a98:bb71
42.152.187.114 0:0:0:0:0:ffff:2a98:bb72
42.152.187.115 0:0:0:0:0:ffff:2a98:bb73
42.152.187.116 0:0:0:0:0:ffff:2a98:bb74
42.152.187.117 0:0:0:0:0:ffff:2a98:bb75
42.152.187.118 0:0:0:0:0:ffff:2a98:bb76
42.152.187.119 0:0:0:0:0:ffff:2a98:bb77
42.152.187.120 0:0:0:0:0:ffff:2a98:bb78


42.152.187.121 0:0:0:0:0:ffff:2a98:bb79
42.152.187.122 0:0:0:0:0:ffff:2a98:bb7a
42.152.187.123 0:0:0:0:0:ffff:2a98:bb7b
42.152.187.124 0:0:0:0:0:ffff:2a98:bb7c
42.152.187.125 0:0:0:0:0:ffff:2a98:bb7d
42.152.187.126 0:0:0:0:0:ffff:2a98:bb7e
42.152.187.127 0:0:0:0:0:ffff:2a98:bb7f
42.152.187.128 0:0:0:0:0:ffff:2a98:bb80
42.152.187.129 0:0:0:0:0:ffff:2a98:bb81
42.152.187.130 0:0:0:0:0:ffff:2a98:bb82
42.152.187.131 0:0:0:0:0:ffff:2a98:bb83
42.152.187.132 0:0:0:0:0:ffff:2a98:bb84
42.152.187.133 0:0:0:0:0:ffff:2a98:bb85
42.152.187.134 0:0:0:0:0:ffff:2a98:bb86
42.152.187.135 0:0:0:0:0:ffff:2a98:bb87
42.152.187.136 0:0:0:0:0:ffff:2a98:bb88
42.152.187.137 0:0:0:0:0:ffff:2a98:bb89
42.152.187.138 0:0:0:0:0:ffff:2a98:bb8a
42.152.187.139 0:0:0:0:0:ffff:2a98:bb8b
42.152.187.140 0:0:0:0:0:ffff:2a98:bb8c
42.152.187.141 0:0:0:0:0:ffff:2a98:bb8d
42.152.187.142 0:0:0:0:0:ffff:2a98:bb8e
42.152.187.143 0:0:0:0:0:ffff:2a98:bb8f
42.152.187.144 0:0:0:0:0:ffff:2a98:bb90
42.152.187.145 0:0:0:0:0:ffff:2a98:bb91
42.152.187.146 0:0:0:0:0:ffff:2a98:bb92
42.152.187.147 0:0:0:0:0:ffff:2a98:bb93
42.152.187.148 0:0:0:0:0:ffff:2a98:bb94
42.152.187.149 0:0:0:0:0:ffff:2a98:bb95
42.152.187.150 0:0:0:0:0:ffff:2a98:bb96
42.152.187.151 0:0:0:0:0:ffff:2a98:bb97
42.152.187.152 0:0:0:0:0:ffff:2a98:bb98
42.152.187.153 0:0:0:0:0:ffff:2a98:bb99
42.152.187.154 0:0:0:0:0:ffff:2a98:bb9a
42.152.187.155 0:0:0:0:0:ffff:2a98:bb9b
42.152.187.156 0:0:0:0:0:ffff:2a98:bb9c
42.152.187.157 0:0:0:0:0:ffff:2a98:bb9d
42.152.187.158 0:0:0:0:0:ffff:2a98:bb9e
42.152.187.159 0:0:0:0:0:ffff:2a98:bb9f
42.152.187.160 0:0:0:0:0:ffff:2a98:bba0
42.152.187.161 0:0:0:0:0:ffff:2a98:bba1
42.152.187.162 0:0:0:0:0:ffff:2a98:bba2
42.152.187.163 0:0:0:0:0:ffff:2a98:bba3
42.152.187.164 0:0:0:0:0:ffff:2a98:bba4
42.152.187.165 0:0:0:0:0:ffff:2a98:bba5
42.152.187.166 0:0:0:0:0:ffff:2a98:bba6
42.152.187.167 0:0:0:0:0:ffff:2a98:bba7
42.152.187.168 0:0:0:0:0:ffff:2a98:bba8
42.152.187.169 0:0:0:0:0:ffff:2a98:bba9
42.152.187.170 0:0:0:0:0:ffff:2a98:bbaa
42.152.187.171 0:0:0:0:0:ffff:2a98:bbab
42.152.187.172 0:0:0:0:0:ffff:2a98:bbac
42.152.187.173 0:0:0:0:0:ffff:2a98:bbad
42.152.187.174 0:0:0:0:0:ffff:2a98:bbae
42.152.187.175 0:0:0:0:0:ffff:2a98:bbaf
42.152.187.176 0:0:0:0:0:ffff:2a98:bbb0
42.152.187.177 0:0:0:0:0:ffff:2a98:bbb1
42.152.187.178 0:0:0:0:0:ffff:2a98:bbb2
42.152.187.179 0:0:0:0:0:ffff:2a98:bbb3
42.152.187.180 0:0:0:0:0:ffff:2a98:bbb4


42.152.187.181 0:0:0:0:0:ffff:2a98:bbb5
42.152.187.182 0:0:0:0:0:ffff:2a98:bbb6
42.152.187.183 0:0:0:0:0:ffff:2a98:bbb7
42.152.187.184 0:0:0:0:0:ffff:2a98:bbb8
42.152.187.185 0:0:0:0:0:ffff:2a98:bbb9
42.152.187.186 0:0:0:0:0:ffff:2a98:bbba
42.152.187.187 0:0:0:0:0:ffff:2a98:bbbb
42.152.187.188 0:0:0:0:0:ffff:2a98:bbbc
42.152.187.189 0:0:0:0:0:ffff:2a98:bbbd
42.152.187.190 0:0:0:0:0:ffff:2a98:bbbe
42.152.187.191 0:0:0:0:0:ffff:2a98:bbbf
42.152.187.192 0:0:0:0:0:ffff:2a98:bbc0
42.152.187.193 0:0:0:0:0:ffff:2a98:bbc1
42.152.187.194 0:0:0:0:0:ffff:2a98:bbc2
42.152.187.195 0:0:0:0:0:ffff:2a98:bbc3
42.152.187.196 0:0:0:0:0:ffff:2a98:bbc4
42.152.187.197 0:0:0:0:0:ffff:2a98:bbc5
42.152.187.198 0:0:0:0:0:ffff:2a98:bbc6
42.152.187.199 0:0:0:0:0:ffff:2a98:bbc7
42.152.187.200 0:0:0:0:0:ffff:2a98:bbc8
42.152.187.201 0:0:0:0:0:ffff:2a98:bbc9
42.152.187.202 0:0:0:0:0:ffff:2a98:bbca
42.152.187.203 0:0:0:0:0:ffff:2a98:bbcb
42.152.187.204 0:0:0:0:0:ffff:2a98:bbcc
42.152.187.205 0:0:0:0:0:ffff:2a98:bbcd
42.152.187.206 0:0:0:0:0:ffff:2a98:bbce
42.152.187.207 0:0:0:0:0:ffff:2a98:bbcf
42.152.187.208 0:0:0:0:0:ffff:2a98:bbd0
42.152.187.209 0:0:0:0:0:ffff:2a98:bbd1
42.152.187.210 0:0:0:0:0:ffff:2a98:bbd2
42.152.187.211 0:0:0:0:0:ffff:2a98:bbd3
42.152.187.212 0:0:0:0:0:ffff:2a98:bbd4
42.152.187.213 0:0:0:0:0:ffff:2a98:bbd5
42.152.187.214 0:0:0:0:0:ffff:2a98:bbd6
42.152.187.215 0:0:0:0:0:ffff:2a98:bbd7
42.152.187.216 0:0:0:0:0:ffff:2a98:bbd8
42.152.187.217 0:0:0:0:0:ffff:2a98:bbd9
42.152.187.218 0:0:0:0:0:ffff:2a98:bbda
42.152.187.219 0:0:0:0:0:ffff:2a98:bbdb
42.152.187.220 0:0:0:0:0:ffff:2a98:bbdc
42.152.187.221 0:0:0:0:0:ffff:2a98:bbdd
42.152.187.222 0:0:0:0:0:ffff:2a98:bbde
42.152.187.223 0:0:0:0:0:ffff:2a98:bbdf
42.152.187.224 0:0:0:0:0:ffff:2a98:bbe0
42.152.187.225 0:0:0:0:0:ffff:2a98:bbe1
42.152.187.226 0:0:0:0:0:ffff:2a98:bbe2
42.152.187.227 0:0:0:0:0:ffff:2a98:bbe3
42.152.187.228 0:0:0:0:0:ffff:2a98:bbe4
42.152.187.229 0:0:0:0:0:ffff:2a98:bbe5
42.152.187.230 0:0:0:0:0:ffff:2a98:bbe6
42.152.187.231 0:0:0:0:0:ffff:2a98:bbe7
42.152.187.232 0:0:0:0:0:ffff:2a98:bbe8
42.152.187.233 0:0:0:0:0:ffff:2a98:bbe9
42.152.187.234 0:0:0:0:0:ffff:2a98:bbea
42.152.187.235 0:0:0:0:0:ffff:2a98:bbeb
42.152.187.236 0:0:0:0:0:ffff:2a98:bbec
42.152.187.237 0:0:0:0:0:ffff:2a98:bbed
42.152.187.238 0:0:0:0:0:ffff:2a98:bbee
42.152.187.239 0:0:0:0:0:ffff:2a98:bbef
42.152.187.240 0:0:0:0:0:ffff:2a98:bbf0
42.152.187.241 0:0:0:0:0:ffff:2a98:bbf1
42.152.187.242 0:0:0:0:0:ffff:2a98:bbf2
42.152.187.243 0:0:0:0:0:ffff:2a98:bbf3
42.152.187.244 0:0:0:0:0:ffff:2a98:bbf4
42.152.187.245 0:0:0:0:0:ffff:2a98:bbf5
42.152.187.246 0:0:0:0:0:ffff:2a98:bbf6
42.152.187.247 0:0:0:0:0:ffff:2a98:bbf7
42.152.187.248 0:0:0:0:0:ffff:2a98:bbf8
42.152.187.249 0:0:0:0:0:ffff:2a98:bbf9
42.152.187.250 0:0:0:0:0:ffff:2a98:bbfa
42.152.187.251 0:0:0:0:0:ffff:2a98:bbfb
42.152.187.252 0:0:0:0:0:ffff:2a98:bbfc
42.152.187.253 0:0:0:0:0:ffff:2a98:bbfd
42.152.187.254 0:0:0:0:0:ffff:2a98:bbfe
42.152.187.255 0:0:0:0:0:ffff:2a98: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.