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
148.15.208.1 0:0:0:0:0:ffff:940f:d001
148.15.208.2 0:0:0:0:0:ffff:940f:d002
148.15.208.3 0:0:0:0:0:ffff:940f:d003
148.15.208.4 0:0:0:0:0:ffff:940f:d004
148.15.208.5 0:0:0:0:0:ffff:940f:d005
148.15.208.6 0:0:0:0:0:ffff:940f:d006
148.15.208.7 0:0:0:0:0:ffff:940f:d007
148.15.208.8 0:0:0:0:0:ffff:940f:d008
148.15.208.9 0:0:0:0:0:ffff:940f:d009
148.15.208.10 0:0:0:0:0:ffff:940f:d00a
148.15.208.11 0:0:0:0:0:ffff:940f:d00b
148.15.208.12 0:0:0:0:0:ffff:940f:d00c
148.15.208.13 0:0:0:0:0:ffff:940f:d00d
148.15.208.14 0:0:0:0:0:ffff:940f:d00e
148.15.208.15 0:0:0:0:0:ffff:940f:d00f
148.15.208.16 0:0:0:0:0:ffff:940f:d010
148.15.208.17 0:0:0:0:0:ffff:940f:d011
148.15.208.18 0:0:0:0:0:ffff:940f:d012
148.15.208.19 0:0:0:0:0:ffff:940f:d013
148.15.208.20 0:0:0:0:0:ffff:940f:d014
148.15.208.21 0:0:0:0:0:ffff:940f:d015
148.15.208.22 0:0:0:0:0:ffff:940f:d016
148.15.208.23 0:0:0:0:0:ffff:940f:d017
148.15.208.24 0:0:0:0:0:ffff:940f:d018
148.15.208.25 0:0:0:0:0:ffff:940f:d019
148.15.208.26 0:0:0:0:0:ffff:940f:d01a
148.15.208.27 0:0:0:0:0:ffff:940f:d01b
148.15.208.28 0:0:0:0:0:ffff:940f:d01c
148.15.208.29 0:0:0:0:0:ffff:940f:d01d
148.15.208.30 0:0:0:0:0:ffff:940f:d01e
148.15.208.31 0:0:0:0:0:ffff:940f:d01f
148.15.208.32 0:0:0:0:0:ffff:940f:d020
148.15.208.33 0:0:0:0:0:ffff:940f:d021
148.15.208.34 0:0:0:0:0:ffff:940f:d022
148.15.208.35 0:0:0:0:0:ffff:940f:d023
148.15.208.36 0:0:0:0:0:ffff:940f:d024
148.15.208.37 0:0:0:0:0:ffff:940f:d025
148.15.208.38 0:0:0:0:0:ffff:940f:d026
148.15.208.39 0:0:0:0:0:ffff:940f:d027
148.15.208.40 0:0:0:0:0:ffff:940f:d028
148.15.208.41 0:0:0:0:0:ffff:940f:d029
148.15.208.42 0:0:0:0:0:ffff:940f:d02a
148.15.208.43 0:0:0:0:0:ffff:940f:d02b
148.15.208.44 0:0:0:0:0:ffff:940f:d02c
148.15.208.45 0:0:0:0:0:ffff:940f:d02d
148.15.208.46 0:0:0:0:0:ffff:940f:d02e
148.15.208.47 0:0:0:0:0:ffff:940f:d02f
148.15.208.48 0:0:0:0:0:ffff:940f:d030
148.15.208.49 0:0:0:0:0:ffff:940f:d031
148.15.208.50 0:0:0:0:0:ffff:940f:d032
148.15.208.51 0:0:0:0:0:ffff:940f:d033
148.15.208.52 0:0:0:0:0:ffff:940f:d034
148.15.208.53 0:0:0:0:0:ffff:940f:d035
148.15.208.54 0:0:0:0:0:ffff:940f:d036
148.15.208.55 0:0:0:0:0:ffff:940f:d037
148.15.208.56 0:0:0:0:0:ffff:940f:d038
148.15.208.57 0:0:0:0:0:ffff:940f:d039
148.15.208.58 0:0:0:0:0:ffff:940f:d03a
148.15.208.59 0:0:0:0:0:ffff:940f:d03b
148.15.208.60 0:0:0:0:0:ffff:940f:d03c


148.15.208.61 0:0:0:0:0:ffff:940f:d03d
148.15.208.62 0:0:0:0:0:ffff:940f:d03e
148.15.208.63 0:0:0:0:0:ffff:940f:d03f
148.15.208.64 0:0:0:0:0:ffff:940f:d040
148.15.208.65 0:0:0:0:0:ffff:940f:d041
148.15.208.66 0:0:0:0:0:ffff:940f:d042
148.15.208.67 0:0:0:0:0:ffff:940f:d043
148.15.208.68 0:0:0:0:0:ffff:940f:d044
148.15.208.69 0:0:0:0:0:ffff:940f:d045
148.15.208.70 0:0:0:0:0:ffff:940f:d046
148.15.208.71 0:0:0:0:0:ffff:940f:d047
148.15.208.72 0:0:0:0:0:ffff:940f:d048
148.15.208.73 0:0:0:0:0:ffff:940f:d049
148.15.208.74 0:0:0:0:0:ffff:940f:d04a
148.15.208.75 0:0:0:0:0:ffff:940f:d04b
148.15.208.76 0:0:0:0:0:ffff:940f:d04c
148.15.208.77 0:0:0:0:0:ffff:940f:d04d
148.15.208.78 0:0:0:0:0:ffff:940f:d04e
148.15.208.79 0:0:0:0:0:ffff:940f:d04f
148.15.208.80 0:0:0:0:0:ffff:940f:d050
148.15.208.81 0:0:0:0:0:ffff:940f:d051
148.15.208.82 0:0:0:0:0:ffff:940f:d052
148.15.208.83 0:0:0:0:0:ffff:940f:d053
148.15.208.84 0:0:0:0:0:ffff:940f:d054
148.15.208.85 0:0:0:0:0:ffff:940f:d055
148.15.208.86 0:0:0:0:0:ffff:940f:d056
148.15.208.87 0:0:0:0:0:ffff:940f:d057
148.15.208.88 0:0:0:0:0:ffff:940f:d058
148.15.208.89 0:0:0:0:0:ffff:940f:d059
148.15.208.90 0:0:0:0:0:ffff:940f:d05a
148.15.208.91 0:0:0:0:0:ffff:940f:d05b
148.15.208.92 0:0:0:0:0:ffff:940f:d05c
148.15.208.93 0:0:0:0:0:ffff:940f:d05d
148.15.208.94 0:0:0:0:0:ffff:940f:d05e
148.15.208.95 0:0:0:0:0:ffff:940f:d05f
148.15.208.96 0:0:0:0:0:ffff:940f:d060
148.15.208.97 0:0:0:0:0:ffff:940f:d061
148.15.208.98 0:0:0:0:0:ffff:940f:d062
148.15.208.99 0:0:0:0:0:ffff:940f:d063
148.15.208.100 0:0:0:0:0:ffff:940f:d064
148.15.208.101 0:0:0:0:0:ffff:940f:d065
148.15.208.102 0:0:0:0:0:ffff:940f:d066
148.15.208.103 0:0:0:0:0:ffff:940f:d067
148.15.208.104 0:0:0:0:0:ffff:940f:d068
148.15.208.105 0:0:0:0:0:ffff:940f:d069
148.15.208.106 0:0:0:0:0:ffff:940f:d06a
148.15.208.107 0:0:0:0:0:ffff:940f:d06b
148.15.208.108 0:0:0:0:0:ffff:940f:d06c
148.15.208.109 0:0:0:0:0:ffff:940f:d06d
148.15.208.110 0:0:0:0:0:ffff:940f:d06e
148.15.208.111 0:0:0:0:0:ffff:940f:d06f
148.15.208.112 0:0:0:0:0:ffff:940f:d070
148.15.208.113 0:0:0:0:0:ffff:940f:d071
148.15.208.114 0:0:0:0:0:ffff:940f:d072
148.15.208.115 0:0:0:0:0:ffff:940f:d073
148.15.208.116 0:0:0:0:0:ffff:940f:d074
148.15.208.117 0:0:0:0:0:ffff:940f:d075
148.15.208.118 0:0:0:0:0:ffff:940f:d076
148.15.208.119 0:0:0:0:0:ffff:940f:d077
148.15.208.120 0:0:0:0:0:ffff:940f:d078


148.15.208.121 0:0:0:0:0:ffff:940f:d079
148.15.208.122 0:0:0:0:0:ffff:940f:d07a
148.15.208.123 0:0:0:0:0:ffff:940f:d07b
148.15.208.124 0:0:0:0:0:ffff:940f:d07c
148.15.208.125 0:0:0:0:0:ffff:940f:d07d
148.15.208.126 0:0:0:0:0:ffff:940f:d07e
148.15.208.127 0:0:0:0:0:ffff:940f:d07f
148.15.208.128 0:0:0:0:0:ffff:940f:d080
148.15.208.129 0:0:0:0:0:ffff:940f:d081
148.15.208.130 0:0:0:0:0:ffff:940f:d082
148.15.208.131 0:0:0:0:0:ffff:940f:d083
148.15.208.132 0:0:0:0:0:ffff:940f:d084
148.15.208.133 0:0:0:0:0:ffff:940f:d085
148.15.208.134 0:0:0:0:0:ffff:940f:d086
148.15.208.135 0:0:0:0:0:ffff:940f:d087
148.15.208.136 0:0:0:0:0:ffff:940f:d088
148.15.208.137 0:0:0:0:0:ffff:940f:d089
148.15.208.138 0:0:0:0:0:ffff:940f:d08a
148.15.208.139 0:0:0:0:0:ffff:940f:d08b
148.15.208.140 0:0:0:0:0:ffff:940f:d08c
148.15.208.141 0:0:0:0:0:ffff:940f:d08d
148.15.208.142 0:0:0:0:0:ffff:940f:d08e
148.15.208.143 0:0:0:0:0:ffff:940f:d08f
148.15.208.144 0:0:0:0:0:ffff:940f:d090
148.15.208.145 0:0:0:0:0:ffff:940f:d091
148.15.208.146 0:0:0:0:0:ffff:940f:d092
148.15.208.147 0:0:0:0:0:ffff:940f:d093
148.15.208.148 0:0:0:0:0:ffff:940f:d094
148.15.208.149 0:0:0:0:0:ffff:940f:d095
148.15.208.150 0:0:0:0:0:ffff:940f:d096
148.15.208.151 0:0:0:0:0:ffff:940f:d097
148.15.208.152 0:0:0:0:0:ffff:940f:d098
148.15.208.153 0:0:0:0:0:ffff:940f:d099
148.15.208.154 0:0:0:0:0:ffff:940f:d09a
148.15.208.155 0:0:0:0:0:ffff:940f:d09b
148.15.208.156 0:0:0:0:0:ffff:940f:d09c
148.15.208.157 0:0:0:0:0:ffff:940f:d09d
148.15.208.158 0:0:0:0:0:ffff:940f:d09e
148.15.208.159 0:0:0:0:0:ffff:940f:d09f
148.15.208.160 0:0:0:0:0:ffff:940f:d0a0
148.15.208.161 0:0:0:0:0:ffff:940f:d0a1
148.15.208.162 0:0:0:0:0:ffff:940f:d0a2
148.15.208.163 0:0:0:0:0:ffff:940f:d0a3
148.15.208.164 0:0:0:0:0:ffff:940f:d0a4
148.15.208.165 0:0:0:0:0:ffff:940f:d0a5
148.15.208.166 0:0:0:0:0:ffff:940f:d0a6
148.15.208.167 0:0:0:0:0:ffff:940f:d0a7
148.15.208.168 0:0:0:0:0:ffff:940f:d0a8
148.15.208.169 0:0:0:0:0:ffff:940f:d0a9
148.15.208.170 0:0:0:0:0:ffff:940f:d0aa
148.15.208.171 0:0:0:0:0:ffff:940f:d0ab
148.15.208.172 0:0:0:0:0:ffff:940f:d0ac
148.15.208.173 0:0:0:0:0:ffff:940f:d0ad
148.15.208.174 0:0:0:0:0:ffff:940f:d0ae
148.15.208.175 0:0:0:0:0:ffff:940f:d0af
148.15.208.176 0:0:0:0:0:ffff:940f:d0b0
148.15.208.177 0:0:0:0:0:ffff:940f:d0b1
148.15.208.178 0:0:0:0:0:ffff:940f:d0b2
148.15.208.179 0:0:0:0:0:ffff:940f:d0b3
148.15.208.180 0:0:0:0:0:ffff:940f:d0b4


148.15.208.181 0:0:0:0:0:ffff:940f:d0b5
148.15.208.182 0:0:0:0:0:ffff:940f:d0b6
148.15.208.183 0:0:0:0:0:ffff:940f:d0b7
148.15.208.184 0:0:0:0:0:ffff:940f:d0b8
148.15.208.185 0:0:0:0:0:ffff:940f:d0b9
148.15.208.186 0:0:0:0:0:ffff:940f:d0ba
148.15.208.187 0:0:0:0:0:ffff:940f:d0bb
148.15.208.188 0:0:0:0:0:ffff:940f:d0bc
148.15.208.189 0:0:0:0:0:ffff:940f:d0bd
148.15.208.190 0:0:0:0:0:ffff:940f:d0be
148.15.208.191 0:0:0:0:0:ffff:940f:d0bf
148.15.208.192 0:0:0:0:0:ffff:940f:d0c0
148.15.208.193 0:0:0:0:0:ffff:940f:d0c1
148.15.208.194 0:0:0:0:0:ffff:940f:d0c2
148.15.208.195 0:0:0:0:0:ffff:940f:d0c3
148.15.208.196 0:0:0:0:0:ffff:940f:d0c4
148.15.208.197 0:0:0:0:0:ffff:940f:d0c5
148.15.208.198 0:0:0:0:0:ffff:940f:d0c6
148.15.208.199 0:0:0:0:0:ffff:940f:d0c7
148.15.208.200 0:0:0:0:0:ffff:940f:d0c8
148.15.208.201 0:0:0:0:0:ffff:940f:d0c9
148.15.208.202 0:0:0:0:0:ffff:940f:d0ca
148.15.208.203 0:0:0:0:0:ffff:940f:d0cb
148.15.208.204 0:0:0:0:0:ffff:940f:d0cc
148.15.208.205 0:0:0:0:0:ffff:940f:d0cd
148.15.208.206 0:0:0:0:0:ffff:940f:d0ce
148.15.208.207 0:0:0:0:0:ffff:940f:d0cf
148.15.208.208 0:0:0:0:0:ffff:940f:d0d0
148.15.208.209 0:0:0:0:0:ffff:940f:d0d1
148.15.208.210 0:0:0:0:0:ffff:940f:d0d2
148.15.208.211 0:0:0:0:0:ffff:940f:d0d3
148.15.208.212 0:0:0:0:0:ffff:940f:d0d4
148.15.208.213 0:0:0:0:0:ffff:940f:d0d5
148.15.208.214 0:0:0:0:0:ffff:940f:d0d6
148.15.208.215 0:0:0:0:0:ffff:940f:d0d7
148.15.208.216 0:0:0:0:0:ffff:940f:d0d8
148.15.208.217 0:0:0:0:0:ffff:940f:d0d9
148.15.208.218 0:0:0:0:0:ffff:940f:d0da
148.15.208.219 0:0:0:0:0:ffff:940f:d0db
148.15.208.220 0:0:0:0:0:ffff:940f:d0dc
148.15.208.221 0:0:0:0:0:ffff:940f:d0dd
148.15.208.222 0:0:0:0:0:ffff:940f:d0de
148.15.208.223 0:0:0:0:0:ffff:940f:d0df
148.15.208.224 0:0:0:0:0:ffff:940f:d0e0
148.15.208.225 0:0:0:0:0:ffff:940f:d0e1
148.15.208.226 0:0:0:0:0:ffff:940f:d0e2
148.15.208.227 0:0:0:0:0:ffff:940f:d0e3
148.15.208.228 0:0:0:0:0:ffff:940f:d0e4
148.15.208.229 0:0:0:0:0:ffff:940f:d0e5
148.15.208.230 0:0:0:0:0:ffff:940f:d0e6
148.15.208.231 0:0:0:0:0:ffff:940f:d0e7
148.15.208.232 0:0:0:0:0:ffff:940f:d0e8
148.15.208.233 0:0:0:0:0:ffff:940f:d0e9
148.15.208.234 0:0:0:0:0:ffff:940f:d0ea
148.15.208.235 0:0:0:0:0:ffff:940f:d0eb
148.15.208.236 0:0:0:0:0:ffff:940f:d0ec
148.15.208.237 0:0:0:0:0:ffff:940f:d0ed
148.15.208.238 0:0:0:0:0:ffff:940f:d0ee
148.15.208.239 0:0:0:0:0:ffff:940f:d0ef
148.15.208.240 0:0:0:0:0:ffff:940f:d0f0
148.15.208.241 0:0:0:0:0:ffff:940f:d0f1
148.15.208.242 0:0:0:0:0:ffff:940f:d0f2
148.15.208.243 0:0:0:0:0:ffff:940f:d0f3
148.15.208.244 0:0:0:0:0:ffff:940f:d0f4
148.15.208.245 0:0:0:0:0:ffff:940f:d0f5
148.15.208.246 0:0:0:0:0:ffff:940f:d0f6
148.15.208.247 0:0:0:0:0:ffff:940f:d0f7
148.15.208.248 0:0:0:0:0:ffff:940f:d0f8
148.15.208.249 0:0:0:0:0:ffff:940f:d0f9
148.15.208.250 0:0:0:0:0:ffff:940f:d0fa
148.15.208.251 0:0:0:0:0:ffff:940f:d0fb
148.15.208.252 0:0:0:0:0:ffff:940f:d0fc
148.15.208.253 0:0:0:0:0:ffff:940f:d0fd
148.15.208.254 0:0:0:0:0:ffff:940f:d0fe
148.15.208.255 0:0:0:0:0:ffff:940f:d0ff


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.