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
33.37.11.1 0:0:0:0:0:ffff:2125:b01
33.37.11.2 0:0:0:0:0:ffff:2125:b02
33.37.11.3 0:0:0:0:0:ffff:2125:b03
33.37.11.4 0:0:0:0:0:ffff:2125:b04
33.37.11.5 0:0:0:0:0:ffff:2125:b05
33.37.11.6 0:0:0:0:0:ffff:2125:b06
33.37.11.7 0:0:0:0:0:ffff:2125:b07
33.37.11.8 0:0:0:0:0:ffff:2125:b08
33.37.11.9 0:0:0:0:0:ffff:2125:b09
33.37.11.10 0:0:0:0:0:ffff:2125:b0a
33.37.11.11 0:0:0:0:0:ffff:2125:b0b
33.37.11.12 0:0:0:0:0:ffff:2125:b0c
33.37.11.13 0:0:0:0:0:ffff:2125:b0d
33.37.11.14 0:0:0:0:0:ffff:2125:b0e
33.37.11.15 0:0:0:0:0:ffff:2125:b0f
33.37.11.16 0:0:0:0:0:ffff:2125:b10
33.37.11.17 0:0:0:0:0:ffff:2125:b11
33.37.11.18 0:0:0:0:0:ffff:2125:b12
33.37.11.19 0:0:0:0:0:ffff:2125:b13
33.37.11.20 0:0:0:0:0:ffff:2125:b14
33.37.11.21 0:0:0:0:0:ffff:2125:b15
33.37.11.22 0:0:0:0:0:ffff:2125:b16
33.37.11.23 0:0:0:0:0:ffff:2125:b17
33.37.11.24 0:0:0:0:0:ffff:2125:b18
33.37.11.25 0:0:0:0:0:ffff:2125:b19
33.37.11.26 0:0:0:0:0:ffff:2125:b1a
33.37.11.27 0:0:0:0:0:ffff:2125:b1b
33.37.11.28 0:0:0:0:0:ffff:2125:b1c
33.37.11.29 0:0:0:0:0:ffff:2125:b1d
33.37.11.30 0:0:0:0:0:ffff:2125:b1e
33.37.11.31 0:0:0:0:0:ffff:2125:b1f
33.37.11.32 0:0:0:0:0:ffff:2125:b20
33.37.11.33 0:0:0:0:0:ffff:2125:b21
33.37.11.34 0:0:0:0:0:ffff:2125:b22
33.37.11.35 0:0:0:0:0:ffff:2125:b23
33.37.11.36 0:0:0:0:0:ffff:2125:b24
33.37.11.37 0:0:0:0:0:ffff:2125:b25
33.37.11.38 0:0:0:0:0:ffff:2125:b26
33.37.11.39 0:0:0:0:0:ffff:2125:b27
33.37.11.40 0:0:0:0:0:ffff:2125:b28
33.37.11.41 0:0:0:0:0:ffff:2125:b29
33.37.11.42 0:0:0:0:0:ffff:2125:b2a
33.37.11.43 0:0:0:0:0:ffff:2125:b2b
33.37.11.44 0:0:0:0:0:ffff:2125:b2c
33.37.11.45 0:0:0:0:0:ffff:2125:b2d
33.37.11.46 0:0:0:0:0:ffff:2125:b2e
33.37.11.47 0:0:0:0:0:ffff:2125:b2f
33.37.11.48 0:0:0:0:0:ffff:2125:b30
33.37.11.49 0:0:0:0:0:ffff:2125:b31
33.37.11.50 0:0:0:0:0:ffff:2125:b32
33.37.11.51 0:0:0:0:0:ffff:2125:b33
33.37.11.52 0:0:0:0:0:ffff:2125:b34
33.37.11.53 0:0:0:0:0:ffff:2125:b35
33.37.11.54 0:0:0:0:0:ffff:2125:b36
33.37.11.55 0:0:0:0:0:ffff:2125:b37
33.37.11.56 0:0:0:0:0:ffff:2125:b38
33.37.11.57 0:0:0:0:0:ffff:2125:b39
33.37.11.58 0:0:0:0:0:ffff:2125:b3a
33.37.11.59 0:0:0:0:0:ffff:2125:b3b
33.37.11.60 0:0:0:0:0:ffff:2125:b3c


33.37.11.61 0:0:0:0:0:ffff:2125:b3d
33.37.11.62 0:0:0:0:0:ffff:2125:b3e
33.37.11.63 0:0:0:0:0:ffff:2125:b3f
33.37.11.64 0:0:0:0:0:ffff:2125:b40
33.37.11.65 0:0:0:0:0:ffff:2125:b41
33.37.11.66 0:0:0:0:0:ffff:2125:b42
33.37.11.67 0:0:0:0:0:ffff:2125:b43
33.37.11.68 0:0:0:0:0:ffff:2125:b44
33.37.11.69 0:0:0:0:0:ffff:2125:b45
33.37.11.70 0:0:0:0:0:ffff:2125:b46
33.37.11.71 0:0:0:0:0:ffff:2125:b47
33.37.11.72 0:0:0:0:0:ffff:2125:b48
33.37.11.73 0:0:0:0:0:ffff:2125:b49
33.37.11.74 0:0:0:0:0:ffff:2125:b4a
33.37.11.75 0:0:0:0:0:ffff:2125:b4b
33.37.11.76 0:0:0:0:0:ffff:2125:b4c
33.37.11.77 0:0:0:0:0:ffff:2125:b4d
33.37.11.78 0:0:0:0:0:ffff:2125:b4e
33.37.11.79 0:0:0:0:0:ffff:2125:b4f
33.37.11.80 0:0:0:0:0:ffff:2125:b50
33.37.11.81 0:0:0:0:0:ffff:2125:b51
33.37.11.82 0:0:0:0:0:ffff:2125:b52
33.37.11.83 0:0:0:0:0:ffff:2125:b53
33.37.11.84 0:0:0:0:0:ffff:2125:b54
33.37.11.85 0:0:0:0:0:ffff:2125:b55
33.37.11.86 0:0:0:0:0:ffff:2125:b56
33.37.11.87 0:0:0:0:0:ffff:2125:b57
33.37.11.88 0:0:0:0:0:ffff:2125:b58
33.37.11.89 0:0:0:0:0:ffff:2125:b59
33.37.11.90 0:0:0:0:0:ffff:2125:b5a
33.37.11.91 0:0:0:0:0:ffff:2125:b5b
33.37.11.92 0:0:0:0:0:ffff:2125:b5c
33.37.11.93 0:0:0:0:0:ffff:2125:b5d
33.37.11.94 0:0:0:0:0:ffff:2125:b5e
33.37.11.95 0:0:0:0:0:ffff:2125:b5f
33.37.11.96 0:0:0:0:0:ffff:2125:b60
33.37.11.97 0:0:0:0:0:ffff:2125:b61
33.37.11.98 0:0:0:0:0:ffff:2125:b62
33.37.11.99 0:0:0:0:0:ffff:2125:b63
33.37.11.100 0:0:0:0:0:ffff:2125:b64
33.37.11.101 0:0:0:0:0:ffff:2125:b65
33.37.11.102 0:0:0:0:0:ffff:2125:b66
33.37.11.103 0:0:0:0:0:ffff:2125:b67
33.37.11.104 0:0:0:0:0:ffff:2125:b68
33.37.11.105 0:0:0:0:0:ffff:2125:b69
33.37.11.106 0:0:0:0:0:ffff:2125:b6a
33.37.11.107 0:0:0:0:0:ffff:2125:b6b
33.37.11.108 0:0:0:0:0:ffff:2125:b6c
33.37.11.109 0:0:0:0:0:ffff:2125:b6d
33.37.11.110 0:0:0:0:0:ffff:2125:b6e
33.37.11.111 0:0:0:0:0:ffff:2125:b6f
33.37.11.112 0:0:0:0:0:ffff:2125:b70
33.37.11.113 0:0:0:0:0:ffff:2125:b71
33.37.11.114 0:0:0:0:0:ffff:2125:b72
33.37.11.115 0:0:0:0:0:ffff:2125:b73
33.37.11.116 0:0:0:0:0:ffff:2125:b74
33.37.11.117 0:0:0:0:0:ffff:2125:b75
33.37.11.118 0:0:0:0:0:ffff:2125:b76
33.37.11.119 0:0:0:0:0:ffff:2125:b77
33.37.11.120 0:0:0:0:0:ffff:2125:b78


33.37.11.121 0:0:0:0:0:ffff:2125:b79
33.37.11.122 0:0:0:0:0:ffff:2125:b7a
33.37.11.123 0:0:0:0:0:ffff:2125:b7b
33.37.11.124 0:0:0:0:0:ffff:2125:b7c
33.37.11.125 0:0:0:0:0:ffff:2125:b7d
33.37.11.126 0:0:0:0:0:ffff:2125:b7e
33.37.11.127 0:0:0:0:0:ffff:2125:b7f
33.37.11.128 0:0:0:0:0:ffff:2125:b80
33.37.11.129 0:0:0:0:0:ffff:2125:b81
33.37.11.130 0:0:0:0:0:ffff:2125:b82
33.37.11.131 0:0:0:0:0:ffff:2125:b83
33.37.11.132 0:0:0:0:0:ffff:2125:b84
33.37.11.133 0:0:0:0:0:ffff:2125:b85
33.37.11.134 0:0:0:0:0:ffff:2125:b86
33.37.11.135 0:0:0:0:0:ffff:2125:b87
33.37.11.136 0:0:0:0:0:ffff:2125:b88
33.37.11.137 0:0:0:0:0:ffff:2125:b89
33.37.11.138 0:0:0:0:0:ffff:2125:b8a
33.37.11.139 0:0:0:0:0:ffff:2125:b8b
33.37.11.140 0:0:0:0:0:ffff:2125:b8c
33.37.11.141 0:0:0:0:0:ffff:2125:b8d
33.37.11.142 0:0:0:0:0:ffff:2125:b8e
33.37.11.143 0:0:0:0:0:ffff:2125:b8f
33.37.11.144 0:0:0:0:0:ffff:2125:b90
33.37.11.145 0:0:0:0:0:ffff:2125:b91
33.37.11.146 0:0:0:0:0:ffff:2125:b92
33.37.11.147 0:0:0:0:0:ffff:2125:b93
33.37.11.148 0:0:0:0:0:ffff:2125:b94
33.37.11.149 0:0:0:0:0:ffff:2125:b95
33.37.11.150 0:0:0:0:0:ffff:2125:b96
33.37.11.151 0:0:0:0:0:ffff:2125:b97
33.37.11.152 0:0:0:0:0:ffff:2125:b98
33.37.11.153 0:0:0:0:0:ffff:2125:b99
33.37.11.154 0:0:0:0:0:ffff:2125:b9a
33.37.11.155 0:0:0:0:0:ffff:2125:b9b
33.37.11.156 0:0:0:0:0:ffff:2125:b9c
33.37.11.157 0:0:0:0:0:ffff:2125:b9d
33.37.11.158 0:0:0:0:0:ffff:2125:b9e
33.37.11.159 0:0:0:0:0:ffff:2125:b9f
33.37.11.160 0:0:0:0:0:ffff:2125:ba0
33.37.11.161 0:0:0:0:0:ffff:2125:ba1
33.37.11.162 0:0:0:0:0:ffff:2125:ba2
33.37.11.163 0:0:0:0:0:ffff:2125:ba3
33.37.11.164 0:0:0:0:0:ffff:2125:ba4
33.37.11.165 0:0:0:0:0:ffff:2125:ba5
33.37.11.166 0:0:0:0:0:ffff:2125:ba6
33.37.11.167 0:0:0:0:0:ffff:2125:ba7
33.37.11.168 0:0:0:0:0:ffff:2125:ba8
33.37.11.169 0:0:0:0:0:ffff:2125:ba9
33.37.11.170 0:0:0:0:0:ffff:2125:baa
33.37.11.171 0:0:0:0:0:ffff:2125:bab
33.37.11.172 0:0:0:0:0:ffff:2125:bac
33.37.11.173 0:0:0:0:0:ffff:2125:bad
33.37.11.174 0:0:0:0:0:ffff:2125:bae
33.37.11.175 0:0:0:0:0:ffff:2125:baf
33.37.11.176 0:0:0:0:0:ffff:2125:bb0
33.37.11.177 0:0:0:0:0:ffff:2125:bb1
33.37.11.178 0:0:0:0:0:ffff:2125:bb2
33.37.11.179 0:0:0:0:0:ffff:2125:bb3
33.37.11.180 0:0:0:0:0:ffff:2125:bb4


33.37.11.181 0:0:0:0:0:ffff:2125:bb5
33.37.11.182 0:0:0:0:0:ffff:2125:bb6
33.37.11.183 0:0:0:0:0:ffff:2125:bb7
33.37.11.184 0:0:0:0:0:ffff:2125:bb8
33.37.11.185 0:0:0:0:0:ffff:2125:bb9
33.37.11.186 0:0:0:0:0:ffff:2125:bba
33.37.11.187 0:0:0:0:0:ffff:2125:bbb
33.37.11.188 0:0:0:0:0:ffff:2125:bbc
33.37.11.189 0:0:0:0:0:ffff:2125:bbd
33.37.11.190 0:0:0:0:0:ffff:2125:bbe
33.37.11.191 0:0:0:0:0:ffff:2125:bbf
33.37.11.192 0:0:0:0:0:ffff:2125:bc0
33.37.11.193 0:0:0:0:0:ffff:2125:bc1
33.37.11.194 0:0:0:0:0:ffff:2125:bc2
33.37.11.195 0:0:0:0:0:ffff:2125:bc3
33.37.11.196 0:0:0:0:0:ffff:2125:bc4
33.37.11.197 0:0:0:0:0:ffff:2125:bc5
33.37.11.198 0:0:0:0:0:ffff:2125:bc6
33.37.11.199 0:0:0:0:0:ffff:2125:bc7
33.37.11.200 0:0:0:0:0:ffff:2125:bc8
33.37.11.201 0:0:0:0:0:ffff:2125:bc9
33.37.11.202 0:0:0:0:0:ffff:2125:bca
33.37.11.203 0:0:0:0:0:ffff:2125:bcb
33.37.11.204 0:0:0:0:0:ffff:2125:bcc
33.37.11.205 0:0:0:0:0:ffff:2125:bcd
33.37.11.206 0:0:0:0:0:ffff:2125:bce
33.37.11.207 0:0:0:0:0:ffff:2125:bcf
33.37.11.208 0:0:0:0:0:ffff:2125:bd0
33.37.11.209 0:0:0:0:0:ffff:2125:bd1
33.37.11.210 0:0:0:0:0:ffff:2125:bd2
33.37.11.211 0:0:0:0:0:ffff:2125:bd3
33.37.11.212 0:0:0:0:0:ffff:2125:bd4
33.37.11.213 0:0:0:0:0:ffff:2125:bd5
33.37.11.214 0:0:0:0:0:ffff:2125:bd6
33.37.11.215 0:0:0:0:0:ffff:2125:bd7
33.37.11.216 0:0:0:0:0:ffff:2125:bd8
33.37.11.217 0:0:0:0:0:ffff:2125:bd9
33.37.11.218 0:0:0:0:0:ffff:2125:bda
33.37.11.219 0:0:0:0:0:ffff:2125:bdb
33.37.11.220 0:0:0:0:0:ffff:2125:bdc
33.37.11.221 0:0:0:0:0:ffff:2125:bdd
33.37.11.222 0:0:0:0:0:ffff:2125:bde
33.37.11.223 0:0:0:0:0:ffff:2125:bdf
33.37.11.224 0:0:0:0:0:ffff:2125:be0
33.37.11.225 0:0:0:0:0:ffff:2125:be1
33.37.11.226 0:0:0:0:0:ffff:2125:be2
33.37.11.227 0:0:0:0:0:ffff:2125:be3
33.37.11.228 0:0:0:0:0:ffff:2125:be4
33.37.11.229 0:0:0:0:0:ffff:2125:be5
33.37.11.230 0:0:0:0:0:ffff:2125:be6
33.37.11.231 0:0:0:0:0:ffff:2125:be7
33.37.11.232 0:0:0:0:0:ffff:2125:be8
33.37.11.233 0:0:0:0:0:ffff:2125:be9
33.37.11.234 0:0:0:0:0:ffff:2125:bea
33.37.11.235 0:0:0:0:0:ffff:2125:beb
33.37.11.236 0:0:0:0:0:ffff:2125:bec
33.37.11.237 0:0:0:0:0:ffff:2125:bed
33.37.11.238 0:0:0:0:0:ffff:2125:bee
33.37.11.239 0:0:0:0:0:ffff:2125:bef
33.37.11.240 0:0:0:0:0:ffff:2125:bf0
33.37.11.241 0:0:0:0:0:ffff:2125:bf1
33.37.11.242 0:0:0:0:0:ffff:2125:bf2
33.37.11.243 0:0:0:0:0:ffff:2125:bf3
33.37.11.244 0:0:0:0:0:ffff:2125:bf4
33.37.11.245 0:0:0:0:0:ffff:2125:bf5
33.37.11.246 0:0:0:0:0:ffff:2125:bf6
33.37.11.247 0:0:0:0:0:ffff:2125:bf7
33.37.11.248 0:0:0:0:0:ffff:2125:bf8
33.37.11.249 0:0:0:0:0:ffff:2125:bf9
33.37.11.250 0:0:0:0:0:ffff:2125:bfa
33.37.11.251 0:0:0:0:0:ffff:2125:bfb
33.37.11.252 0:0:0:0:0:ffff:2125:bfc
33.37.11.253 0:0:0:0:0:ffff:2125:bfd
33.37.11.254 0:0:0:0:0:ffff:2125:bfe
33.37.11.255 0:0:0:0:0:ffff:2125:bff


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.