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
197.151.125.1 0:0:0:0:0:ffff:c597:7d01
197.151.125.2 0:0:0:0:0:ffff:c597:7d02
197.151.125.3 0:0:0:0:0:ffff:c597:7d03
197.151.125.4 0:0:0:0:0:ffff:c597:7d04
197.151.125.5 0:0:0:0:0:ffff:c597:7d05
197.151.125.6 0:0:0:0:0:ffff:c597:7d06
197.151.125.7 0:0:0:0:0:ffff:c597:7d07
197.151.125.8 0:0:0:0:0:ffff:c597:7d08
197.151.125.9 0:0:0:0:0:ffff:c597:7d09
197.151.125.10 0:0:0:0:0:ffff:c597:7d0a
197.151.125.11 0:0:0:0:0:ffff:c597:7d0b
197.151.125.12 0:0:0:0:0:ffff:c597:7d0c
197.151.125.13 0:0:0:0:0:ffff:c597:7d0d
197.151.125.14 0:0:0:0:0:ffff:c597:7d0e
197.151.125.15 0:0:0:0:0:ffff:c597:7d0f
197.151.125.16 0:0:0:0:0:ffff:c597:7d10
197.151.125.17 0:0:0:0:0:ffff:c597:7d11
197.151.125.18 0:0:0:0:0:ffff:c597:7d12
197.151.125.19 0:0:0:0:0:ffff:c597:7d13
197.151.125.20 0:0:0:0:0:ffff:c597:7d14
197.151.125.21 0:0:0:0:0:ffff:c597:7d15
197.151.125.22 0:0:0:0:0:ffff:c597:7d16
197.151.125.23 0:0:0:0:0:ffff:c597:7d17
197.151.125.24 0:0:0:0:0:ffff:c597:7d18
197.151.125.25 0:0:0:0:0:ffff:c597:7d19
197.151.125.26 0:0:0:0:0:ffff:c597:7d1a
197.151.125.27 0:0:0:0:0:ffff:c597:7d1b
197.151.125.28 0:0:0:0:0:ffff:c597:7d1c
197.151.125.29 0:0:0:0:0:ffff:c597:7d1d
197.151.125.30 0:0:0:0:0:ffff:c597:7d1e
197.151.125.31 0:0:0:0:0:ffff:c597:7d1f
197.151.125.32 0:0:0:0:0:ffff:c597:7d20
197.151.125.33 0:0:0:0:0:ffff:c597:7d21
197.151.125.34 0:0:0:0:0:ffff:c597:7d22
197.151.125.35 0:0:0:0:0:ffff:c597:7d23
197.151.125.36 0:0:0:0:0:ffff:c597:7d24
197.151.125.37 0:0:0:0:0:ffff:c597:7d25
197.151.125.38 0:0:0:0:0:ffff:c597:7d26
197.151.125.39 0:0:0:0:0:ffff:c597:7d27
197.151.125.40 0:0:0:0:0:ffff:c597:7d28
197.151.125.41 0:0:0:0:0:ffff:c597:7d29
197.151.125.42 0:0:0:0:0:ffff:c597:7d2a
197.151.125.43 0:0:0:0:0:ffff:c597:7d2b
197.151.125.44 0:0:0:0:0:ffff:c597:7d2c
197.151.125.45 0:0:0:0:0:ffff:c597:7d2d
197.151.125.46 0:0:0:0:0:ffff:c597:7d2e
197.151.125.47 0:0:0:0:0:ffff:c597:7d2f
197.151.125.48 0:0:0:0:0:ffff:c597:7d30
197.151.125.49 0:0:0:0:0:ffff:c597:7d31
197.151.125.50 0:0:0:0:0:ffff:c597:7d32
197.151.125.51 0:0:0:0:0:ffff:c597:7d33
197.151.125.52 0:0:0:0:0:ffff:c597:7d34
197.151.125.53 0:0:0:0:0:ffff:c597:7d35
197.151.125.54 0:0:0:0:0:ffff:c597:7d36
197.151.125.55 0:0:0:0:0:ffff:c597:7d37
197.151.125.56 0:0:0:0:0:ffff:c597:7d38
197.151.125.57 0:0:0:0:0:ffff:c597:7d39
197.151.125.58 0:0:0:0:0:ffff:c597:7d3a
197.151.125.59 0:0:0:0:0:ffff:c597:7d3b
197.151.125.60 0:0:0:0:0:ffff:c597:7d3c


197.151.125.61 0:0:0:0:0:ffff:c597:7d3d
197.151.125.62 0:0:0:0:0:ffff:c597:7d3e
197.151.125.63 0:0:0:0:0:ffff:c597:7d3f
197.151.125.64 0:0:0:0:0:ffff:c597:7d40
197.151.125.65 0:0:0:0:0:ffff:c597:7d41
197.151.125.66 0:0:0:0:0:ffff:c597:7d42
197.151.125.67 0:0:0:0:0:ffff:c597:7d43
197.151.125.68 0:0:0:0:0:ffff:c597:7d44
197.151.125.69 0:0:0:0:0:ffff:c597:7d45
197.151.125.70 0:0:0:0:0:ffff:c597:7d46
197.151.125.71 0:0:0:0:0:ffff:c597:7d47
197.151.125.72 0:0:0:0:0:ffff:c597:7d48
197.151.125.73 0:0:0:0:0:ffff:c597:7d49
197.151.125.74 0:0:0:0:0:ffff:c597:7d4a
197.151.125.75 0:0:0:0:0:ffff:c597:7d4b
197.151.125.76 0:0:0:0:0:ffff:c597:7d4c
197.151.125.77 0:0:0:0:0:ffff:c597:7d4d
197.151.125.78 0:0:0:0:0:ffff:c597:7d4e
197.151.125.79 0:0:0:0:0:ffff:c597:7d4f
197.151.125.80 0:0:0:0:0:ffff:c597:7d50
197.151.125.81 0:0:0:0:0:ffff:c597:7d51
197.151.125.82 0:0:0:0:0:ffff:c597:7d52
197.151.125.83 0:0:0:0:0:ffff:c597:7d53
197.151.125.84 0:0:0:0:0:ffff:c597:7d54
197.151.125.85 0:0:0:0:0:ffff:c597:7d55
197.151.125.86 0:0:0:0:0:ffff:c597:7d56
197.151.125.87 0:0:0:0:0:ffff:c597:7d57
197.151.125.88 0:0:0:0:0:ffff:c597:7d58
197.151.125.89 0:0:0:0:0:ffff:c597:7d59
197.151.125.90 0:0:0:0:0:ffff:c597:7d5a
197.151.125.91 0:0:0:0:0:ffff:c597:7d5b
197.151.125.92 0:0:0:0:0:ffff:c597:7d5c
197.151.125.93 0:0:0:0:0:ffff:c597:7d5d
197.151.125.94 0:0:0:0:0:ffff:c597:7d5e
197.151.125.95 0:0:0:0:0:ffff:c597:7d5f
197.151.125.96 0:0:0:0:0:ffff:c597:7d60
197.151.125.97 0:0:0:0:0:ffff:c597:7d61
197.151.125.98 0:0:0:0:0:ffff:c597:7d62
197.151.125.99 0:0:0:0:0:ffff:c597:7d63
197.151.125.100 0:0:0:0:0:ffff:c597:7d64
197.151.125.101 0:0:0:0:0:ffff:c597:7d65
197.151.125.102 0:0:0:0:0:ffff:c597:7d66
197.151.125.103 0:0:0:0:0:ffff:c597:7d67
197.151.125.104 0:0:0:0:0:ffff:c597:7d68
197.151.125.105 0:0:0:0:0:ffff:c597:7d69
197.151.125.106 0:0:0:0:0:ffff:c597:7d6a
197.151.125.107 0:0:0:0:0:ffff:c597:7d6b
197.151.125.108 0:0:0:0:0:ffff:c597:7d6c
197.151.125.109 0:0:0:0:0:ffff:c597:7d6d
197.151.125.110 0:0:0:0:0:ffff:c597:7d6e
197.151.125.111 0:0:0:0:0:ffff:c597:7d6f
197.151.125.112 0:0:0:0:0:ffff:c597:7d70
197.151.125.113 0:0:0:0:0:ffff:c597:7d71
197.151.125.114 0:0:0:0:0:ffff:c597:7d72
197.151.125.115 0:0:0:0:0:ffff:c597:7d73
197.151.125.116 0:0:0:0:0:ffff:c597:7d74
197.151.125.117 0:0:0:0:0:ffff:c597:7d75
197.151.125.118 0:0:0:0:0:ffff:c597:7d76
197.151.125.119 0:0:0:0:0:ffff:c597:7d77
197.151.125.120 0:0:0:0:0:ffff:c597:7d78


197.151.125.121 0:0:0:0:0:ffff:c597:7d79
197.151.125.122 0:0:0:0:0:ffff:c597:7d7a
197.151.125.123 0:0:0:0:0:ffff:c597:7d7b
197.151.125.124 0:0:0:0:0:ffff:c597:7d7c
197.151.125.125 0:0:0:0:0:ffff:c597:7d7d
197.151.125.126 0:0:0:0:0:ffff:c597:7d7e
197.151.125.127 0:0:0:0:0:ffff:c597:7d7f
197.151.125.128 0:0:0:0:0:ffff:c597:7d80
197.151.125.129 0:0:0:0:0:ffff:c597:7d81
197.151.125.130 0:0:0:0:0:ffff:c597:7d82
197.151.125.131 0:0:0:0:0:ffff:c597:7d83
197.151.125.132 0:0:0:0:0:ffff:c597:7d84
197.151.125.133 0:0:0:0:0:ffff:c597:7d85
197.151.125.134 0:0:0:0:0:ffff:c597:7d86
197.151.125.135 0:0:0:0:0:ffff:c597:7d87
197.151.125.136 0:0:0:0:0:ffff:c597:7d88
197.151.125.137 0:0:0:0:0:ffff:c597:7d89
197.151.125.138 0:0:0:0:0:ffff:c597:7d8a
197.151.125.139 0:0:0:0:0:ffff:c597:7d8b
197.151.125.140 0:0:0:0:0:ffff:c597:7d8c
197.151.125.141 0:0:0:0:0:ffff:c597:7d8d
197.151.125.142 0:0:0:0:0:ffff:c597:7d8e
197.151.125.143 0:0:0:0:0:ffff:c597:7d8f
197.151.125.144 0:0:0:0:0:ffff:c597:7d90
197.151.125.145 0:0:0:0:0:ffff:c597:7d91
197.151.125.146 0:0:0:0:0:ffff:c597:7d92
197.151.125.147 0:0:0:0:0:ffff:c597:7d93
197.151.125.148 0:0:0:0:0:ffff:c597:7d94
197.151.125.149 0:0:0:0:0:ffff:c597:7d95
197.151.125.150 0:0:0:0:0:ffff:c597:7d96
197.151.125.151 0:0:0:0:0:ffff:c597:7d97
197.151.125.152 0:0:0:0:0:ffff:c597:7d98
197.151.125.153 0:0:0:0:0:ffff:c597:7d99
197.151.125.154 0:0:0:0:0:ffff:c597:7d9a
197.151.125.155 0:0:0:0:0:ffff:c597:7d9b
197.151.125.156 0:0:0:0:0:ffff:c597:7d9c
197.151.125.157 0:0:0:0:0:ffff:c597:7d9d
197.151.125.158 0:0:0:0:0:ffff:c597:7d9e
197.151.125.159 0:0:0:0:0:ffff:c597:7d9f
197.151.125.160 0:0:0:0:0:ffff:c597:7da0
197.151.125.161 0:0:0:0:0:ffff:c597:7da1
197.151.125.162 0:0:0:0:0:ffff:c597:7da2
197.151.125.163 0:0:0:0:0:ffff:c597:7da3
197.151.125.164 0:0:0:0:0:ffff:c597:7da4
197.151.125.165 0:0:0:0:0:ffff:c597:7da5
197.151.125.166 0:0:0:0:0:ffff:c597:7da6
197.151.125.167 0:0:0:0:0:ffff:c597:7da7
197.151.125.168 0:0:0:0:0:ffff:c597:7da8
197.151.125.169 0:0:0:0:0:ffff:c597:7da9
197.151.125.170 0:0:0:0:0:ffff:c597:7daa
197.151.125.171 0:0:0:0:0:ffff:c597:7dab
197.151.125.172 0:0:0:0:0:ffff:c597:7dac
197.151.125.173 0:0:0:0:0:ffff:c597:7dad
197.151.125.174 0:0:0:0:0:ffff:c597:7dae
197.151.125.175 0:0:0:0:0:ffff:c597:7daf
197.151.125.176 0:0:0:0:0:ffff:c597:7db0
197.151.125.177 0:0:0:0:0:ffff:c597:7db1
197.151.125.178 0:0:0:0:0:ffff:c597:7db2
197.151.125.179 0:0:0:0:0:ffff:c597:7db3
197.151.125.180 0:0:0:0:0:ffff:c597:7db4


197.151.125.181 0:0:0:0:0:ffff:c597:7db5
197.151.125.182 0:0:0:0:0:ffff:c597:7db6
197.151.125.183 0:0:0:0:0:ffff:c597:7db7
197.151.125.184 0:0:0:0:0:ffff:c597:7db8
197.151.125.185 0:0:0:0:0:ffff:c597:7db9
197.151.125.186 0:0:0:0:0:ffff:c597:7dba
197.151.125.187 0:0:0:0:0:ffff:c597:7dbb
197.151.125.188 0:0:0:0:0:ffff:c597:7dbc
197.151.125.189 0:0:0:0:0:ffff:c597:7dbd
197.151.125.190 0:0:0:0:0:ffff:c597:7dbe
197.151.125.191 0:0:0:0:0:ffff:c597:7dbf
197.151.125.192 0:0:0:0:0:ffff:c597:7dc0
197.151.125.193 0:0:0:0:0:ffff:c597:7dc1
197.151.125.194 0:0:0:0:0:ffff:c597:7dc2
197.151.125.195 0:0:0:0:0:ffff:c597:7dc3
197.151.125.196 0:0:0:0:0:ffff:c597:7dc4
197.151.125.197 0:0:0:0:0:ffff:c597:7dc5
197.151.125.198 0:0:0:0:0:ffff:c597:7dc6
197.151.125.199 0:0:0:0:0:ffff:c597:7dc7
197.151.125.200 0:0:0:0:0:ffff:c597:7dc8
197.151.125.201 0:0:0:0:0:ffff:c597:7dc9
197.151.125.202 0:0:0:0:0:ffff:c597:7dca
197.151.125.203 0:0:0:0:0:ffff:c597:7dcb
197.151.125.204 0:0:0:0:0:ffff:c597:7dcc
197.151.125.205 0:0:0:0:0:ffff:c597:7dcd
197.151.125.206 0:0:0:0:0:ffff:c597:7dce
197.151.125.207 0:0:0:0:0:ffff:c597:7dcf
197.151.125.208 0:0:0:0:0:ffff:c597:7dd0
197.151.125.209 0:0:0:0:0:ffff:c597:7dd1
197.151.125.210 0:0:0:0:0:ffff:c597:7dd2
197.151.125.211 0:0:0:0:0:ffff:c597:7dd3
197.151.125.212 0:0:0:0:0:ffff:c597:7dd4
197.151.125.213 0:0:0:0:0:ffff:c597:7dd5
197.151.125.214 0:0:0:0:0:ffff:c597:7dd6
197.151.125.215 0:0:0:0:0:ffff:c597:7dd7
197.151.125.216 0:0:0:0:0:ffff:c597:7dd8
197.151.125.217 0:0:0:0:0:ffff:c597:7dd9
197.151.125.218 0:0:0:0:0:ffff:c597:7dda
197.151.125.219 0:0:0:0:0:ffff:c597:7ddb
197.151.125.220 0:0:0:0:0:ffff:c597:7ddc
197.151.125.221 0:0:0:0:0:ffff:c597:7ddd
197.151.125.222 0:0:0:0:0:ffff:c597:7dde
197.151.125.223 0:0:0:0:0:ffff:c597:7ddf
197.151.125.224 0:0:0:0:0:ffff:c597:7de0
197.151.125.225 0:0:0:0:0:ffff:c597:7de1
197.151.125.226 0:0:0:0:0:ffff:c597:7de2
197.151.125.227 0:0:0:0:0:ffff:c597:7de3
197.151.125.228 0:0:0:0:0:ffff:c597:7de4
197.151.125.229 0:0:0:0:0:ffff:c597:7de5
197.151.125.230 0:0:0:0:0:ffff:c597:7de6
197.151.125.231 0:0:0:0:0:ffff:c597:7de7
197.151.125.232 0:0:0:0:0:ffff:c597:7de8
197.151.125.233 0:0:0:0:0:ffff:c597:7de9
197.151.125.234 0:0:0:0:0:ffff:c597:7dea
197.151.125.235 0:0:0:0:0:ffff:c597:7deb
197.151.125.236 0:0:0:0:0:ffff:c597:7dec
197.151.125.237 0:0:0:0:0:ffff:c597:7ded
197.151.125.238 0:0:0:0:0:ffff:c597:7dee
197.151.125.239 0:0:0:0:0:ffff:c597:7def
197.151.125.240 0:0:0:0:0:ffff:c597:7df0
197.151.125.241 0:0:0:0:0:ffff:c597:7df1
197.151.125.242 0:0:0:0:0:ffff:c597:7df2
197.151.125.243 0:0:0:0:0:ffff:c597:7df3
197.151.125.244 0:0:0:0:0:ffff:c597:7df4
197.151.125.245 0:0:0:0:0:ffff:c597:7df5
197.151.125.246 0:0:0:0:0:ffff:c597:7df6
197.151.125.247 0:0:0:0:0:ffff:c597:7df7
197.151.125.248 0:0:0:0:0:ffff:c597:7df8
197.151.125.249 0:0:0:0:0:ffff:c597:7df9
197.151.125.250 0:0:0:0:0:ffff:c597:7dfa
197.151.125.251 0:0:0:0:0:ffff:c597:7dfb
197.151.125.252 0:0:0:0:0:ffff:c597:7dfc
197.151.125.253 0:0:0:0:0:ffff:c597:7dfd
197.151.125.254 0:0:0:0:0:ffff:c597:7dfe
197.151.125.255 0:0:0:0:0:ffff:c597:7dff


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.