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
91.141.43.1 0:0:0:0:0:ffff:5b8d:2b01
91.141.43.2 0:0:0:0:0:ffff:5b8d:2b02
91.141.43.3 0:0:0:0:0:ffff:5b8d:2b03
91.141.43.4 0:0:0:0:0:ffff:5b8d:2b04
91.141.43.5 0:0:0:0:0:ffff:5b8d:2b05
91.141.43.6 0:0:0:0:0:ffff:5b8d:2b06
91.141.43.7 0:0:0:0:0:ffff:5b8d:2b07
91.141.43.8 0:0:0:0:0:ffff:5b8d:2b08
91.141.43.9 0:0:0:0:0:ffff:5b8d:2b09
91.141.43.10 0:0:0:0:0:ffff:5b8d:2b0a
91.141.43.11 0:0:0:0:0:ffff:5b8d:2b0b
91.141.43.12 0:0:0:0:0:ffff:5b8d:2b0c
91.141.43.13 0:0:0:0:0:ffff:5b8d:2b0d
91.141.43.14 0:0:0:0:0:ffff:5b8d:2b0e
91.141.43.15 0:0:0:0:0:ffff:5b8d:2b0f
91.141.43.16 0:0:0:0:0:ffff:5b8d:2b10
91.141.43.17 0:0:0:0:0:ffff:5b8d:2b11
91.141.43.18 0:0:0:0:0:ffff:5b8d:2b12
91.141.43.19 0:0:0:0:0:ffff:5b8d:2b13
91.141.43.20 0:0:0:0:0:ffff:5b8d:2b14
91.141.43.21 0:0:0:0:0:ffff:5b8d:2b15
91.141.43.22 0:0:0:0:0:ffff:5b8d:2b16
91.141.43.23 0:0:0:0:0:ffff:5b8d:2b17
91.141.43.24 0:0:0:0:0:ffff:5b8d:2b18
91.141.43.25 0:0:0:0:0:ffff:5b8d:2b19
91.141.43.26 0:0:0:0:0:ffff:5b8d:2b1a
91.141.43.27 0:0:0:0:0:ffff:5b8d:2b1b
91.141.43.28 0:0:0:0:0:ffff:5b8d:2b1c
91.141.43.29 0:0:0:0:0:ffff:5b8d:2b1d
91.141.43.30 0:0:0:0:0:ffff:5b8d:2b1e
91.141.43.31 0:0:0:0:0:ffff:5b8d:2b1f
91.141.43.32 0:0:0:0:0:ffff:5b8d:2b20
91.141.43.33 0:0:0:0:0:ffff:5b8d:2b21
91.141.43.34 0:0:0:0:0:ffff:5b8d:2b22
91.141.43.35 0:0:0:0:0:ffff:5b8d:2b23
91.141.43.36 0:0:0:0:0:ffff:5b8d:2b24
91.141.43.37 0:0:0:0:0:ffff:5b8d:2b25
91.141.43.38 0:0:0:0:0:ffff:5b8d:2b26
91.141.43.39 0:0:0:0:0:ffff:5b8d:2b27
91.141.43.40 0:0:0:0:0:ffff:5b8d:2b28
91.141.43.41 0:0:0:0:0:ffff:5b8d:2b29
91.141.43.42 0:0:0:0:0:ffff:5b8d:2b2a
91.141.43.43 0:0:0:0:0:ffff:5b8d:2b2b
91.141.43.44 0:0:0:0:0:ffff:5b8d:2b2c
91.141.43.45 0:0:0:0:0:ffff:5b8d:2b2d
91.141.43.46 0:0:0:0:0:ffff:5b8d:2b2e
91.141.43.47 0:0:0:0:0:ffff:5b8d:2b2f
91.141.43.48 0:0:0:0:0:ffff:5b8d:2b30
91.141.43.49 0:0:0:0:0:ffff:5b8d:2b31
91.141.43.50 0:0:0:0:0:ffff:5b8d:2b32
91.141.43.51 0:0:0:0:0:ffff:5b8d:2b33
91.141.43.52 0:0:0:0:0:ffff:5b8d:2b34
91.141.43.53 0:0:0:0:0:ffff:5b8d:2b35
91.141.43.54 0:0:0:0:0:ffff:5b8d:2b36
91.141.43.55 0:0:0:0:0:ffff:5b8d:2b37
91.141.43.56 0:0:0:0:0:ffff:5b8d:2b38
91.141.43.57 0:0:0:0:0:ffff:5b8d:2b39
91.141.43.58 0:0:0:0:0:ffff:5b8d:2b3a
91.141.43.59 0:0:0:0:0:ffff:5b8d:2b3b
91.141.43.60 0:0:0:0:0:ffff:5b8d:2b3c


91.141.43.61 0:0:0:0:0:ffff:5b8d:2b3d
91.141.43.62 0:0:0:0:0:ffff:5b8d:2b3e
91.141.43.63 0:0:0:0:0:ffff:5b8d:2b3f
91.141.43.64 0:0:0:0:0:ffff:5b8d:2b40
91.141.43.65 0:0:0:0:0:ffff:5b8d:2b41
91.141.43.66 0:0:0:0:0:ffff:5b8d:2b42
91.141.43.67 0:0:0:0:0:ffff:5b8d:2b43
91.141.43.68 0:0:0:0:0:ffff:5b8d:2b44
91.141.43.69 0:0:0:0:0:ffff:5b8d:2b45
91.141.43.70 0:0:0:0:0:ffff:5b8d:2b46
91.141.43.71 0:0:0:0:0:ffff:5b8d:2b47
91.141.43.72 0:0:0:0:0:ffff:5b8d:2b48
91.141.43.73 0:0:0:0:0:ffff:5b8d:2b49
91.141.43.74 0:0:0:0:0:ffff:5b8d:2b4a
91.141.43.75 0:0:0:0:0:ffff:5b8d:2b4b
91.141.43.76 0:0:0:0:0:ffff:5b8d:2b4c
91.141.43.77 0:0:0:0:0:ffff:5b8d:2b4d
91.141.43.78 0:0:0:0:0:ffff:5b8d:2b4e
91.141.43.79 0:0:0:0:0:ffff:5b8d:2b4f
91.141.43.80 0:0:0:0:0:ffff:5b8d:2b50
91.141.43.81 0:0:0:0:0:ffff:5b8d:2b51
91.141.43.82 0:0:0:0:0:ffff:5b8d:2b52
91.141.43.83 0:0:0:0:0:ffff:5b8d:2b53
91.141.43.84 0:0:0:0:0:ffff:5b8d:2b54
91.141.43.85 0:0:0:0:0:ffff:5b8d:2b55
91.141.43.86 0:0:0:0:0:ffff:5b8d:2b56
91.141.43.87 0:0:0:0:0:ffff:5b8d:2b57
91.141.43.88 0:0:0:0:0:ffff:5b8d:2b58
91.141.43.89 0:0:0:0:0:ffff:5b8d:2b59
91.141.43.90 0:0:0:0:0:ffff:5b8d:2b5a
91.141.43.91 0:0:0:0:0:ffff:5b8d:2b5b
91.141.43.92 0:0:0:0:0:ffff:5b8d:2b5c
91.141.43.93 0:0:0:0:0:ffff:5b8d:2b5d
91.141.43.94 0:0:0:0:0:ffff:5b8d:2b5e
91.141.43.95 0:0:0:0:0:ffff:5b8d:2b5f
91.141.43.96 0:0:0:0:0:ffff:5b8d:2b60
91.141.43.97 0:0:0:0:0:ffff:5b8d:2b61
91.141.43.98 0:0:0:0:0:ffff:5b8d:2b62
91.141.43.99 0:0:0:0:0:ffff:5b8d:2b63
91.141.43.100 0:0:0:0:0:ffff:5b8d:2b64
91.141.43.101 0:0:0:0:0:ffff:5b8d:2b65
91.141.43.102 0:0:0:0:0:ffff:5b8d:2b66
91.141.43.103 0:0:0:0:0:ffff:5b8d:2b67
91.141.43.104 0:0:0:0:0:ffff:5b8d:2b68
91.141.43.105 0:0:0:0:0:ffff:5b8d:2b69
91.141.43.106 0:0:0:0:0:ffff:5b8d:2b6a
91.141.43.107 0:0:0:0:0:ffff:5b8d:2b6b
91.141.43.108 0:0:0:0:0:ffff:5b8d:2b6c
91.141.43.109 0:0:0:0:0:ffff:5b8d:2b6d
91.141.43.110 0:0:0:0:0:ffff:5b8d:2b6e
91.141.43.111 0:0:0:0:0:ffff:5b8d:2b6f
91.141.43.112 0:0:0:0:0:ffff:5b8d:2b70
91.141.43.113 0:0:0:0:0:ffff:5b8d:2b71
91.141.43.114 0:0:0:0:0:ffff:5b8d:2b72
91.141.43.115 0:0:0:0:0:ffff:5b8d:2b73
91.141.43.116 0:0:0:0:0:ffff:5b8d:2b74
91.141.43.117 0:0:0:0:0:ffff:5b8d:2b75
91.141.43.118 0:0:0:0:0:ffff:5b8d:2b76
91.141.43.119 0:0:0:0:0:ffff:5b8d:2b77
91.141.43.120 0:0:0:0:0:ffff:5b8d:2b78


91.141.43.121 0:0:0:0:0:ffff:5b8d:2b79
91.141.43.122 0:0:0:0:0:ffff:5b8d:2b7a
91.141.43.123 0:0:0:0:0:ffff:5b8d:2b7b
91.141.43.124 0:0:0:0:0:ffff:5b8d:2b7c
91.141.43.125 0:0:0:0:0:ffff:5b8d:2b7d
91.141.43.126 0:0:0:0:0:ffff:5b8d:2b7e
91.141.43.127 0:0:0:0:0:ffff:5b8d:2b7f
91.141.43.128 0:0:0:0:0:ffff:5b8d:2b80
91.141.43.129 0:0:0:0:0:ffff:5b8d:2b81
91.141.43.130 0:0:0:0:0:ffff:5b8d:2b82
91.141.43.131 0:0:0:0:0:ffff:5b8d:2b83
91.141.43.132 0:0:0:0:0:ffff:5b8d:2b84
91.141.43.133 0:0:0:0:0:ffff:5b8d:2b85
91.141.43.134 0:0:0:0:0:ffff:5b8d:2b86
91.141.43.135 0:0:0:0:0:ffff:5b8d:2b87
91.141.43.136 0:0:0:0:0:ffff:5b8d:2b88
91.141.43.137 0:0:0:0:0:ffff:5b8d:2b89
91.141.43.138 0:0:0:0:0:ffff:5b8d:2b8a
91.141.43.139 0:0:0:0:0:ffff:5b8d:2b8b
91.141.43.140 0:0:0:0:0:ffff:5b8d:2b8c
91.141.43.141 0:0:0:0:0:ffff:5b8d:2b8d
91.141.43.142 0:0:0:0:0:ffff:5b8d:2b8e
91.141.43.143 0:0:0:0:0:ffff:5b8d:2b8f
91.141.43.144 0:0:0:0:0:ffff:5b8d:2b90
91.141.43.145 0:0:0:0:0:ffff:5b8d:2b91
91.141.43.146 0:0:0:0:0:ffff:5b8d:2b92
91.141.43.147 0:0:0:0:0:ffff:5b8d:2b93
91.141.43.148 0:0:0:0:0:ffff:5b8d:2b94
91.141.43.149 0:0:0:0:0:ffff:5b8d:2b95
91.141.43.150 0:0:0:0:0:ffff:5b8d:2b96
91.141.43.151 0:0:0:0:0:ffff:5b8d:2b97
91.141.43.152 0:0:0:0:0:ffff:5b8d:2b98
91.141.43.153 0:0:0:0:0:ffff:5b8d:2b99
91.141.43.154 0:0:0:0:0:ffff:5b8d:2b9a
91.141.43.155 0:0:0:0:0:ffff:5b8d:2b9b
91.141.43.156 0:0:0:0:0:ffff:5b8d:2b9c
91.141.43.157 0:0:0:0:0:ffff:5b8d:2b9d
91.141.43.158 0:0:0:0:0:ffff:5b8d:2b9e
91.141.43.159 0:0:0:0:0:ffff:5b8d:2b9f
91.141.43.160 0:0:0:0:0:ffff:5b8d:2ba0
91.141.43.161 0:0:0:0:0:ffff:5b8d:2ba1
91.141.43.162 0:0:0:0:0:ffff:5b8d:2ba2
91.141.43.163 0:0:0:0:0:ffff:5b8d:2ba3
91.141.43.164 0:0:0:0:0:ffff:5b8d:2ba4
91.141.43.165 0:0:0:0:0:ffff:5b8d:2ba5
91.141.43.166 0:0:0:0:0:ffff:5b8d:2ba6
91.141.43.167 0:0:0:0:0:ffff:5b8d:2ba7
91.141.43.168 0:0:0:0:0:ffff:5b8d:2ba8
91.141.43.169 0:0:0:0:0:ffff:5b8d:2ba9
91.141.43.170 0:0:0:0:0:ffff:5b8d:2baa
91.141.43.171 0:0:0:0:0:ffff:5b8d:2bab
91.141.43.172 0:0:0:0:0:ffff:5b8d:2bac
91.141.43.173 0:0:0:0:0:ffff:5b8d:2bad
91.141.43.174 0:0:0:0:0:ffff:5b8d:2bae
91.141.43.175 0:0:0:0:0:ffff:5b8d:2baf
91.141.43.176 0:0:0:0:0:ffff:5b8d:2bb0
91.141.43.177 0:0:0:0:0:ffff:5b8d:2bb1
91.141.43.178 0:0:0:0:0:ffff:5b8d:2bb2
91.141.43.179 0:0:0:0:0:ffff:5b8d:2bb3
91.141.43.180 0:0:0:0:0:ffff:5b8d:2bb4


91.141.43.181 0:0:0:0:0:ffff:5b8d:2bb5
91.141.43.182 0:0:0:0:0:ffff:5b8d:2bb6
91.141.43.183 0:0:0:0:0:ffff:5b8d:2bb7
91.141.43.184 0:0:0:0:0:ffff:5b8d:2bb8
91.141.43.185 0:0:0:0:0:ffff:5b8d:2bb9
91.141.43.186 0:0:0:0:0:ffff:5b8d:2bba
91.141.43.187 0:0:0:0:0:ffff:5b8d:2bbb
91.141.43.188 0:0:0:0:0:ffff:5b8d:2bbc
91.141.43.189 0:0:0:0:0:ffff:5b8d:2bbd
91.141.43.190 0:0:0:0:0:ffff:5b8d:2bbe
91.141.43.191 0:0:0:0:0:ffff:5b8d:2bbf
91.141.43.192 0:0:0:0:0:ffff:5b8d:2bc0
91.141.43.193 0:0:0:0:0:ffff:5b8d:2bc1
91.141.43.194 0:0:0:0:0:ffff:5b8d:2bc2
91.141.43.195 0:0:0:0:0:ffff:5b8d:2bc3
91.141.43.196 0:0:0:0:0:ffff:5b8d:2bc4
91.141.43.197 0:0:0:0:0:ffff:5b8d:2bc5
91.141.43.198 0:0:0:0:0:ffff:5b8d:2bc6
91.141.43.199 0:0:0:0:0:ffff:5b8d:2bc7
91.141.43.200 0:0:0:0:0:ffff:5b8d:2bc8
91.141.43.201 0:0:0:0:0:ffff:5b8d:2bc9
91.141.43.202 0:0:0:0:0:ffff:5b8d:2bca
91.141.43.203 0:0:0:0:0:ffff:5b8d:2bcb
91.141.43.204 0:0:0:0:0:ffff:5b8d:2bcc
91.141.43.205 0:0:0:0:0:ffff:5b8d:2bcd
91.141.43.206 0:0:0:0:0:ffff:5b8d:2bce
91.141.43.207 0:0:0:0:0:ffff:5b8d:2bcf
91.141.43.208 0:0:0:0:0:ffff:5b8d:2bd0
91.141.43.209 0:0:0:0:0:ffff:5b8d:2bd1
91.141.43.210 0:0:0:0:0:ffff:5b8d:2bd2
91.141.43.211 0:0:0:0:0:ffff:5b8d:2bd3
91.141.43.212 0:0:0:0:0:ffff:5b8d:2bd4
91.141.43.213 0:0:0:0:0:ffff:5b8d:2bd5
91.141.43.214 0:0:0:0:0:ffff:5b8d:2bd6
91.141.43.215 0:0:0:0:0:ffff:5b8d:2bd7
91.141.43.216 0:0:0:0:0:ffff:5b8d:2bd8
91.141.43.217 0:0:0:0:0:ffff:5b8d:2bd9
91.141.43.218 0:0:0:0:0:ffff:5b8d:2bda
91.141.43.219 0:0:0:0:0:ffff:5b8d:2bdb
91.141.43.220 0:0:0:0:0:ffff:5b8d:2bdc
91.141.43.221 0:0:0:0:0:ffff:5b8d:2bdd
91.141.43.222 0:0:0:0:0:ffff:5b8d:2bde
91.141.43.223 0:0:0:0:0:ffff:5b8d:2bdf
91.141.43.224 0:0:0:0:0:ffff:5b8d:2be0
91.141.43.225 0:0:0:0:0:ffff:5b8d:2be1
91.141.43.226 0:0:0:0:0:ffff:5b8d:2be2
91.141.43.227 0:0:0:0:0:ffff:5b8d:2be3
91.141.43.228 0:0:0:0:0:ffff:5b8d:2be4
91.141.43.229 0:0:0:0:0:ffff:5b8d:2be5
91.141.43.230 0:0:0:0:0:ffff:5b8d:2be6
91.141.43.231 0:0:0:0:0:ffff:5b8d:2be7
91.141.43.232 0:0:0:0:0:ffff:5b8d:2be8
91.141.43.233 0:0:0:0:0:ffff:5b8d:2be9
91.141.43.234 0:0:0:0:0:ffff:5b8d:2bea
91.141.43.235 0:0:0:0:0:ffff:5b8d:2beb
91.141.43.236 0:0:0:0:0:ffff:5b8d:2bec
91.141.43.237 0:0:0:0:0:ffff:5b8d:2bed
91.141.43.238 0:0:0:0:0:ffff:5b8d:2bee
91.141.43.239 0:0:0:0:0:ffff:5b8d:2bef
91.141.43.240 0:0:0:0:0:ffff:5b8d:2bf0
91.141.43.241 0:0:0:0:0:ffff:5b8d:2bf1
91.141.43.242 0:0:0:0:0:ffff:5b8d:2bf2
91.141.43.243 0:0:0:0:0:ffff:5b8d:2bf3
91.141.43.244 0:0:0:0:0:ffff:5b8d:2bf4
91.141.43.245 0:0:0:0:0:ffff:5b8d:2bf5
91.141.43.246 0:0:0:0:0:ffff:5b8d:2bf6
91.141.43.247 0:0:0:0:0:ffff:5b8d:2bf7
91.141.43.248 0:0:0:0:0:ffff:5b8d:2bf8
91.141.43.249 0:0:0:0:0:ffff:5b8d:2bf9
91.141.43.250 0:0:0:0:0:ffff:5b8d:2bfa
91.141.43.251 0:0:0:0:0:ffff:5b8d:2bfb
91.141.43.252 0:0:0:0:0:ffff:5b8d:2bfc
91.141.43.253 0:0:0:0:0:ffff:5b8d:2bfd
91.141.43.254 0:0:0:0:0:ffff:5b8d:2bfe
91.141.43.255 0:0:0:0:0:ffff:5b8d:2bff


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.