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
127.133.61.1 0:0:0:0:0:ffff:7f85:3d01
127.133.61.2 0:0:0:0:0:ffff:7f85:3d02
127.133.61.3 0:0:0:0:0:ffff:7f85:3d03
127.133.61.4 0:0:0:0:0:ffff:7f85:3d04
127.133.61.5 0:0:0:0:0:ffff:7f85:3d05
127.133.61.6 0:0:0:0:0:ffff:7f85:3d06
127.133.61.7 0:0:0:0:0:ffff:7f85:3d07
127.133.61.8 0:0:0:0:0:ffff:7f85:3d08
127.133.61.9 0:0:0:0:0:ffff:7f85:3d09
127.133.61.10 0:0:0:0:0:ffff:7f85:3d0a
127.133.61.11 0:0:0:0:0:ffff:7f85:3d0b
127.133.61.12 0:0:0:0:0:ffff:7f85:3d0c
127.133.61.13 0:0:0:0:0:ffff:7f85:3d0d
127.133.61.14 0:0:0:0:0:ffff:7f85:3d0e
127.133.61.15 0:0:0:0:0:ffff:7f85:3d0f
127.133.61.16 0:0:0:0:0:ffff:7f85:3d10
127.133.61.17 0:0:0:0:0:ffff:7f85:3d11
127.133.61.18 0:0:0:0:0:ffff:7f85:3d12
127.133.61.19 0:0:0:0:0:ffff:7f85:3d13
127.133.61.20 0:0:0:0:0:ffff:7f85:3d14
127.133.61.21 0:0:0:0:0:ffff:7f85:3d15
127.133.61.22 0:0:0:0:0:ffff:7f85:3d16
127.133.61.23 0:0:0:0:0:ffff:7f85:3d17
127.133.61.24 0:0:0:0:0:ffff:7f85:3d18
127.133.61.25 0:0:0:0:0:ffff:7f85:3d19
127.133.61.26 0:0:0:0:0:ffff:7f85:3d1a
127.133.61.27 0:0:0:0:0:ffff:7f85:3d1b
127.133.61.28 0:0:0:0:0:ffff:7f85:3d1c
127.133.61.29 0:0:0:0:0:ffff:7f85:3d1d
127.133.61.30 0:0:0:0:0:ffff:7f85:3d1e
127.133.61.31 0:0:0:0:0:ffff:7f85:3d1f
127.133.61.32 0:0:0:0:0:ffff:7f85:3d20
127.133.61.33 0:0:0:0:0:ffff:7f85:3d21
127.133.61.34 0:0:0:0:0:ffff:7f85:3d22
127.133.61.35 0:0:0:0:0:ffff:7f85:3d23
127.133.61.36 0:0:0:0:0:ffff:7f85:3d24
127.133.61.37 0:0:0:0:0:ffff:7f85:3d25
127.133.61.38 0:0:0:0:0:ffff:7f85:3d26
127.133.61.39 0:0:0:0:0:ffff:7f85:3d27
127.133.61.40 0:0:0:0:0:ffff:7f85:3d28
127.133.61.41 0:0:0:0:0:ffff:7f85:3d29
127.133.61.42 0:0:0:0:0:ffff:7f85:3d2a
127.133.61.43 0:0:0:0:0:ffff:7f85:3d2b
127.133.61.44 0:0:0:0:0:ffff:7f85:3d2c
127.133.61.45 0:0:0:0:0:ffff:7f85:3d2d
127.133.61.46 0:0:0:0:0:ffff:7f85:3d2e
127.133.61.47 0:0:0:0:0:ffff:7f85:3d2f
127.133.61.48 0:0:0:0:0:ffff:7f85:3d30
127.133.61.49 0:0:0:0:0:ffff:7f85:3d31
127.133.61.50 0:0:0:0:0:ffff:7f85:3d32
127.133.61.51 0:0:0:0:0:ffff:7f85:3d33
127.133.61.52 0:0:0:0:0:ffff:7f85:3d34
127.133.61.53 0:0:0:0:0:ffff:7f85:3d35
127.133.61.54 0:0:0:0:0:ffff:7f85:3d36
127.133.61.55 0:0:0:0:0:ffff:7f85:3d37
127.133.61.56 0:0:0:0:0:ffff:7f85:3d38
127.133.61.57 0:0:0:0:0:ffff:7f85:3d39
127.133.61.58 0:0:0:0:0:ffff:7f85:3d3a
127.133.61.59 0:0:0:0:0:ffff:7f85:3d3b
127.133.61.60 0:0:0:0:0:ffff:7f85:3d3c


127.133.61.61 0:0:0:0:0:ffff:7f85:3d3d
127.133.61.62 0:0:0:0:0:ffff:7f85:3d3e
127.133.61.63 0:0:0:0:0:ffff:7f85:3d3f
127.133.61.64 0:0:0:0:0:ffff:7f85:3d40
127.133.61.65 0:0:0:0:0:ffff:7f85:3d41
127.133.61.66 0:0:0:0:0:ffff:7f85:3d42
127.133.61.67 0:0:0:0:0:ffff:7f85:3d43
127.133.61.68 0:0:0:0:0:ffff:7f85:3d44
127.133.61.69 0:0:0:0:0:ffff:7f85:3d45
127.133.61.70 0:0:0:0:0:ffff:7f85:3d46
127.133.61.71 0:0:0:0:0:ffff:7f85:3d47
127.133.61.72 0:0:0:0:0:ffff:7f85:3d48
127.133.61.73 0:0:0:0:0:ffff:7f85:3d49
127.133.61.74 0:0:0:0:0:ffff:7f85:3d4a
127.133.61.75 0:0:0:0:0:ffff:7f85:3d4b
127.133.61.76 0:0:0:0:0:ffff:7f85:3d4c
127.133.61.77 0:0:0:0:0:ffff:7f85:3d4d
127.133.61.78 0:0:0:0:0:ffff:7f85:3d4e
127.133.61.79 0:0:0:0:0:ffff:7f85:3d4f
127.133.61.80 0:0:0:0:0:ffff:7f85:3d50
127.133.61.81 0:0:0:0:0:ffff:7f85:3d51
127.133.61.82 0:0:0:0:0:ffff:7f85:3d52
127.133.61.83 0:0:0:0:0:ffff:7f85:3d53
127.133.61.84 0:0:0:0:0:ffff:7f85:3d54
127.133.61.85 0:0:0:0:0:ffff:7f85:3d55
127.133.61.86 0:0:0:0:0:ffff:7f85:3d56
127.133.61.87 0:0:0:0:0:ffff:7f85:3d57
127.133.61.88 0:0:0:0:0:ffff:7f85:3d58
127.133.61.89 0:0:0:0:0:ffff:7f85:3d59
127.133.61.90 0:0:0:0:0:ffff:7f85:3d5a
127.133.61.91 0:0:0:0:0:ffff:7f85:3d5b
127.133.61.92 0:0:0:0:0:ffff:7f85:3d5c
127.133.61.93 0:0:0:0:0:ffff:7f85:3d5d
127.133.61.94 0:0:0:0:0:ffff:7f85:3d5e
127.133.61.95 0:0:0:0:0:ffff:7f85:3d5f
127.133.61.96 0:0:0:0:0:ffff:7f85:3d60
127.133.61.97 0:0:0:0:0:ffff:7f85:3d61
127.133.61.98 0:0:0:0:0:ffff:7f85:3d62
127.133.61.99 0:0:0:0:0:ffff:7f85:3d63
127.133.61.100 0:0:0:0:0:ffff:7f85:3d64
127.133.61.101 0:0:0:0:0:ffff:7f85:3d65
127.133.61.102 0:0:0:0:0:ffff:7f85:3d66
127.133.61.103 0:0:0:0:0:ffff:7f85:3d67
127.133.61.104 0:0:0:0:0:ffff:7f85:3d68
127.133.61.105 0:0:0:0:0:ffff:7f85:3d69
127.133.61.106 0:0:0:0:0:ffff:7f85:3d6a
127.133.61.107 0:0:0:0:0:ffff:7f85:3d6b
127.133.61.108 0:0:0:0:0:ffff:7f85:3d6c
127.133.61.109 0:0:0:0:0:ffff:7f85:3d6d
127.133.61.110 0:0:0:0:0:ffff:7f85:3d6e
127.133.61.111 0:0:0:0:0:ffff:7f85:3d6f
127.133.61.112 0:0:0:0:0:ffff:7f85:3d70
127.133.61.113 0:0:0:0:0:ffff:7f85:3d71
127.133.61.114 0:0:0:0:0:ffff:7f85:3d72
127.133.61.115 0:0:0:0:0:ffff:7f85:3d73
127.133.61.116 0:0:0:0:0:ffff:7f85:3d74
127.133.61.117 0:0:0:0:0:ffff:7f85:3d75
127.133.61.118 0:0:0:0:0:ffff:7f85:3d76
127.133.61.119 0:0:0:0:0:ffff:7f85:3d77
127.133.61.120 0:0:0:0:0:ffff:7f85:3d78


127.133.61.121 0:0:0:0:0:ffff:7f85:3d79
127.133.61.122 0:0:0:0:0:ffff:7f85:3d7a
127.133.61.123 0:0:0:0:0:ffff:7f85:3d7b
127.133.61.124 0:0:0:0:0:ffff:7f85:3d7c
127.133.61.125 0:0:0:0:0:ffff:7f85:3d7d
127.133.61.126 0:0:0:0:0:ffff:7f85:3d7e
127.133.61.127 0:0:0:0:0:ffff:7f85:3d7f
127.133.61.128 0:0:0:0:0:ffff:7f85:3d80
127.133.61.129 0:0:0:0:0:ffff:7f85:3d81
127.133.61.130 0:0:0:0:0:ffff:7f85:3d82
127.133.61.131 0:0:0:0:0:ffff:7f85:3d83
127.133.61.132 0:0:0:0:0:ffff:7f85:3d84
127.133.61.133 0:0:0:0:0:ffff:7f85:3d85
127.133.61.134 0:0:0:0:0:ffff:7f85:3d86
127.133.61.135 0:0:0:0:0:ffff:7f85:3d87
127.133.61.136 0:0:0:0:0:ffff:7f85:3d88
127.133.61.137 0:0:0:0:0:ffff:7f85:3d89
127.133.61.138 0:0:0:0:0:ffff:7f85:3d8a
127.133.61.139 0:0:0:0:0:ffff:7f85:3d8b
127.133.61.140 0:0:0:0:0:ffff:7f85:3d8c
127.133.61.141 0:0:0:0:0:ffff:7f85:3d8d
127.133.61.142 0:0:0:0:0:ffff:7f85:3d8e
127.133.61.143 0:0:0:0:0:ffff:7f85:3d8f
127.133.61.144 0:0:0:0:0:ffff:7f85:3d90
127.133.61.145 0:0:0:0:0:ffff:7f85:3d91
127.133.61.146 0:0:0:0:0:ffff:7f85:3d92
127.133.61.147 0:0:0:0:0:ffff:7f85:3d93
127.133.61.148 0:0:0:0:0:ffff:7f85:3d94
127.133.61.149 0:0:0:0:0:ffff:7f85:3d95
127.133.61.150 0:0:0:0:0:ffff:7f85:3d96
127.133.61.151 0:0:0:0:0:ffff:7f85:3d97
127.133.61.152 0:0:0:0:0:ffff:7f85:3d98
127.133.61.153 0:0:0:0:0:ffff:7f85:3d99
127.133.61.154 0:0:0:0:0:ffff:7f85:3d9a
127.133.61.155 0:0:0:0:0:ffff:7f85:3d9b
127.133.61.156 0:0:0:0:0:ffff:7f85:3d9c
127.133.61.157 0:0:0:0:0:ffff:7f85:3d9d
127.133.61.158 0:0:0:0:0:ffff:7f85:3d9e
127.133.61.159 0:0:0:0:0:ffff:7f85:3d9f
127.133.61.160 0:0:0:0:0:ffff:7f85:3da0
127.133.61.161 0:0:0:0:0:ffff:7f85:3da1
127.133.61.162 0:0:0:0:0:ffff:7f85:3da2
127.133.61.163 0:0:0:0:0:ffff:7f85:3da3
127.133.61.164 0:0:0:0:0:ffff:7f85:3da4
127.133.61.165 0:0:0:0:0:ffff:7f85:3da5
127.133.61.166 0:0:0:0:0:ffff:7f85:3da6
127.133.61.167 0:0:0:0:0:ffff:7f85:3da7
127.133.61.168 0:0:0:0:0:ffff:7f85:3da8
127.133.61.169 0:0:0:0:0:ffff:7f85:3da9
127.133.61.170 0:0:0:0:0:ffff:7f85:3daa
127.133.61.171 0:0:0:0:0:ffff:7f85:3dab
127.133.61.172 0:0:0:0:0:ffff:7f85:3dac
127.133.61.173 0:0:0:0:0:ffff:7f85:3dad
127.133.61.174 0:0:0:0:0:ffff:7f85:3dae
127.133.61.175 0:0:0:0:0:ffff:7f85:3daf
127.133.61.176 0:0:0:0:0:ffff:7f85:3db0
127.133.61.177 0:0:0:0:0:ffff:7f85:3db1
127.133.61.178 0:0:0:0:0:ffff:7f85:3db2
127.133.61.179 0:0:0:0:0:ffff:7f85:3db3
127.133.61.180 0:0:0:0:0:ffff:7f85:3db4


127.133.61.181 0:0:0:0:0:ffff:7f85:3db5
127.133.61.182 0:0:0:0:0:ffff:7f85:3db6
127.133.61.183 0:0:0:0:0:ffff:7f85:3db7
127.133.61.184 0:0:0:0:0:ffff:7f85:3db8
127.133.61.185 0:0:0:0:0:ffff:7f85:3db9
127.133.61.186 0:0:0:0:0:ffff:7f85:3dba
127.133.61.187 0:0:0:0:0:ffff:7f85:3dbb
127.133.61.188 0:0:0:0:0:ffff:7f85:3dbc
127.133.61.189 0:0:0:0:0:ffff:7f85:3dbd
127.133.61.190 0:0:0:0:0:ffff:7f85:3dbe
127.133.61.191 0:0:0:0:0:ffff:7f85:3dbf
127.133.61.192 0:0:0:0:0:ffff:7f85:3dc0
127.133.61.193 0:0:0:0:0:ffff:7f85:3dc1
127.133.61.194 0:0:0:0:0:ffff:7f85:3dc2
127.133.61.195 0:0:0:0:0:ffff:7f85:3dc3
127.133.61.196 0:0:0:0:0:ffff:7f85:3dc4
127.133.61.197 0:0:0:0:0:ffff:7f85:3dc5
127.133.61.198 0:0:0:0:0:ffff:7f85:3dc6
127.133.61.199 0:0:0:0:0:ffff:7f85:3dc7
127.133.61.200 0:0:0:0:0:ffff:7f85:3dc8
127.133.61.201 0:0:0:0:0:ffff:7f85:3dc9
127.133.61.202 0:0:0:0:0:ffff:7f85:3dca
127.133.61.203 0:0:0:0:0:ffff:7f85:3dcb
127.133.61.204 0:0:0:0:0:ffff:7f85:3dcc
127.133.61.205 0:0:0:0:0:ffff:7f85:3dcd
127.133.61.206 0:0:0:0:0:ffff:7f85:3dce
127.133.61.207 0:0:0:0:0:ffff:7f85:3dcf
127.133.61.208 0:0:0:0:0:ffff:7f85:3dd0
127.133.61.209 0:0:0:0:0:ffff:7f85:3dd1
127.133.61.210 0:0:0:0:0:ffff:7f85:3dd2
127.133.61.211 0:0:0:0:0:ffff:7f85:3dd3
127.133.61.212 0:0:0:0:0:ffff:7f85:3dd4
127.133.61.213 0:0:0:0:0:ffff:7f85:3dd5
127.133.61.214 0:0:0:0:0:ffff:7f85:3dd6
127.133.61.215 0:0:0:0:0:ffff:7f85:3dd7
127.133.61.216 0:0:0:0:0:ffff:7f85:3dd8
127.133.61.217 0:0:0:0:0:ffff:7f85:3dd9
127.133.61.218 0:0:0:0:0:ffff:7f85:3dda
127.133.61.219 0:0:0:0:0:ffff:7f85:3ddb
127.133.61.220 0:0:0:0:0:ffff:7f85:3ddc
127.133.61.221 0:0:0:0:0:ffff:7f85:3ddd
127.133.61.222 0:0:0:0:0:ffff:7f85:3dde
127.133.61.223 0:0:0:0:0:ffff:7f85:3ddf
127.133.61.224 0:0:0:0:0:ffff:7f85:3de0
127.133.61.225 0:0:0:0:0:ffff:7f85:3de1
127.133.61.226 0:0:0:0:0:ffff:7f85:3de2
127.133.61.227 0:0:0:0:0:ffff:7f85:3de3
127.133.61.228 0:0:0:0:0:ffff:7f85:3de4
127.133.61.229 0:0:0:0:0:ffff:7f85:3de5
127.133.61.230 0:0:0:0:0:ffff:7f85:3de6
127.133.61.231 0:0:0:0:0:ffff:7f85:3de7
127.133.61.232 0:0:0:0:0:ffff:7f85:3de8
127.133.61.233 0:0:0:0:0:ffff:7f85:3de9
127.133.61.234 0:0:0:0:0:ffff:7f85:3dea
127.133.61.235 0:0:0:0:0:ffff:7f85:3deb
127.133.61.236 0:0:0:0:0:ffff:7f85:3dec
127.133.61.237 0:0:0:0:0:ffff:7f85:3ded
127.133.61.238 0:0:0:0:0:ffff:7f85:3dee
127.133.61.239 0:0:0:0:0:ffff:7f85:3def
127.133.61.240 0:0:0:0:0:ffff:7f85:3df0
127.133.61.241 0:0:0:0:0:ffff:7f85:3df1
127.133.61.242 0:0:0:0:0:ffff:7f85:3df2
127.133.61.243 0:0:0:0:0:ffff:7f85:3df3
127.133.61.244 0:0:0:0:0:ffff:7f85:3df4
127.133.61.245 0:0:0:0:0:ffff:7f85:3df5
127.133.61.246 0:0:0:0:0:ffff:7f85:3df6
127.133.61.247 0:0:0:0:0:ffff:7f85:3df7
127.133.61.248 0:0:0:0:0:ffff:7f85:3df8
127.133.61.249 0:0:0:0:0:ffff:7f85:3df9
127.133.61.250 0:0:0:0:0:ffff:7f85:3dfa
127.133.61.251 0:0:0:0:0:ffff:7f85:3dfb
127.133.61.252 0:0:0:0:0:ffff:7f85:3dfc
127.133.61.253 0:0:0:0:0:ffff:7f85:3dfd
127.133.61.254 0:0:0:0:0:ffff:7f85:3dfe
127.133.61.255 0:0:0:0:0:ffff:7f85:3dff


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.