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
91.141.142.1 0:0:0:0:0:ffff:5b8d:8e01
91.141.142.2 0:0:0:0:0:ffff:5b8d:8e02
91.141.142.3 0:0:0:0:0:ffff:5b8d:8e03
91.141.142.4 0:0:0:0:0:ffff:5b8d:8e04
91.141.142.5 0:0:0:0:0:ffff:5b8d:8e05
91.141.142.6 0:0:0:0:0:ffff:5b8d:8e06
91.141.142.7 0:0:0:0:0:ffff:5b8d:8e07
91.141.142.8 0:0:0:0:0:ffff:5b8d:8e08
91.141.142.9 0:0:0:0:0:ffff:5b8d:8e09
91.141.142.10 0:0:0:0:0:ffff:5b8d:8e0a
91.141.142.11 0:0:0:0:0:ffff:5b8d:8e0b
91.141.142.12 0:0:0:0:0:ffff:5b8d:8e0c
91.141.142.13 0:0:0:0:0:ffff:5b8d:8e0d
91.141.142.14 0:0:0:0:0:ffff:5b8d:8e0e
91.141.142.15 0:0:0:0:0:ffff:5b8d:8e0f
91.141.142.16 0:0:0:0:0:ffff:5b8d:8e10
91.141.142.17 0:0:0:0:0:ffff:5b8d:8e11
91.141.142.18 0:0:0:0:0:ffff:5b8d:8e12
91.141.142.19 0:0:0:0:0:ffff:5b8d:8e13
91.141.142.20 0:0:0:0:0:ffff:5b8d:8e14
91.141.142.21 0:0:0:0:0:ffff:5b8d:8e15
91.141.142.22 0:0:0:0:0:ffff:5b8d:8e16
91.141.142.23 0:0:0:0:0:ffff:5b8d:8e17
91.141.142.24 0:0:0:0:0:ffff:5b8d:8e18
91.141.142.25 0:0:0:0:0:ffff:5b8d:8e19
91.141.142.26 0:0:0:0:0:ffff:5b8d:8e1a
91.141.142.27 0:0:0:0:0:ffff:5b8d:8e1b
91.141.142.28 0:0:0:0:0:ffff:5b8d:8e1c
91.141.142.29 0:0:0:0:0:ffff:5b8d:8e1d
91.141.142.30 0:0:0:0:0:ffff:5b8d:8e1e
91.141.142.31 0:0:0:0:0:ffff:5b8d:8e1f
91.141.142.32 0:0:0:0:0:ffff:5b8d:8e20
91.141.142.33 0:0:0:0:0:ffff:5b8d:8e21
91.141.142.34 0:0:0:0:0:ffff:5b8d:8e22
91.141.142.35 0:0:0:0:0:ffff:5b8d:8e23
91.141.142.36 0:0:0:0:0:ffff:5b8d:8e24
91.141.142.37 0:0:0:0:0:ffff:5b8d:8e25
91.141.142.38 0:0:0:0:0:ffff:5b8d:8e26
91.141.142.39 0:0:0:0:0:ffff:5b8d:8e27
91.141.142.40 0:0:0:0:0:ffff:5b8d:8e28
91.141.142.41 0:0:0:0:0:ffff:5b8d:8e29
91.141.142.42 0:0:0:0:0:ffff:5b8d:8e2a
91.141.142.43 0:0:0:0:0:ffff:5b8d:8e2b
91.141.142.44 0:0:0:0:0:ffff:5b8d:8e2c
91.141.142.45 0:0:0:0:0:ffff:5b8d:8e2d
91.141.142.46 0:0:0:0:0:ffff:5b8d:8e2e
91.141.142.47 0:0:0:0:0:ffff:5b8d:8e2f
91.141.142.48 0:0:0:0:0:ffff:5b8d:8e30
91.141.142.49 0:0:0:0:0:ffff:5b8d:8e31
91.141.142.50 0:0:0:0:0:ffff:5b8d:8e32
91.141.142.51 0:0:0:0:0:ffff:5b8d:8e33
91.141.142.52 0:0:0:0:0:ffff:5b8d:8e34
91.141.142.53 0:0:0:0:0:ffff:5b8d:8e35
91.141.142.54 0:0:0:0:0:ffff:5b8d:8e36
91.141.142.55 0:0:0:0:0:ffff:5b8d:8e37
91.141.142.56 0:0:0:0:0:ffff:5b8d:8e38
91.141.142.57 0:0:0:0:0:ffff:5b8d:8e39
91.141.142.58 0:0:0:0:0:ffff:5b8d:8e3a
91.141.142.59 0:0:0:0:0:ffff:5b8d:8e3b
91.141.142.60 0:0:0:0:0:ffff:5b8d:8e3c


91.141.142.61 0:0:0:0:0:ffff:5b8d:8e3d
91.141.142.62 0:0:0:0:0:ffff:5b8d:8e3e
91.141.142.63 0:0:0:0:0:ffff:5b8d:8e3f
91.141.142.64 0:0:0:0:0:ffff:5b8d:8e40
91.141.142.65 0:0:0:0:0:ffff:5b8d:8e41
91.141.142.66 0:0:0:0:0:ffff:5b8d:8e42
91.141.142.67 0:0:0:0:0:ffff:5b8d:8e43
91.141.142.68 0:0:0:0:0:ffff:5b8d:8e44
91.141.142.69 0:0:0:0:0:ffff:5b8d:8e45
91.141.142.70 0:0:0:0:0:ffff:5b8d:8e46
91.141.142.71 0:0:0:0:0:ffff:5b8d:8e47
91.141.142.72 0:0:0:0:0:ffff:5b8d:8e48
91.141.142.73 0:0:0:0:0:ffff:5b8d:8e49
91.141.142.74 0:0:0:0:0:ffff:5b8d:8e4a
91.141.142.75 0:0:0:0:0:ffff:5b8d:8e4b
91.141.142.76 0:0:0:0:0:ffff:5b8d:8e4c
91.141.142.77 0:0:0:0:0:ffff:5b8d:8e4d
91.141.142.78 0:0:0:0:0:ffff:5b8d:8e4e
91.141.142.79 0:0:0:0:0:ffff:5b8d:8e4f
91.141.142.80 0:0:0:0:0:ffff:5b8d:8e50
91.141.142.81 0:0:0:0:0:ffff:5b8d:8e51
91.141.142.82 0:0:0:0:0:ffff:5b8d:8e52
91.141.142.83 0:0:0:0:0:ffff:5b8d:8e53
91.141.142.84 0:0:0:0:0:ffff:5b8d:8e54
91.141.142.85 0:0:0:0:0:ffff:5b8d:8e55
91.141.142.86 0:0:0:0:0:ffff:5b8d:8e56
91.141.142.87 0:0:0:0:0:ffff:5b8d:8e57
91.141.142.88 0:0:0:0:0:ffff:5b8d:8e58
91.141.142.89 0:0:0:0:0:ffff:5b8d:8e59
91.141.142.90 0:0:0:0:0:ffff:5b8d:8e5a
91.141.142.91 0:0:0:0:0:ffff:5b8d:8e5b
91.141.142.92 0:0:0:0:0:ffff:5b8d:8e5c
91.141.142.93 0:0:0:0:0:ffff:5b8d:8e5d
91.141.142.94 0:0:0:0:0:ffff:5b8d:8e5e
91.141.142.95 0:0:0:0:0:ffff:5b8d:8e5f
91.141.142.96 0:0:0:0:0:ffff:5b8d:8e60
91.141.142.97 0:0:0:0:0:ffff:5b8d:8e61
91.141.142.98 0:0:0:0:0:ffff:5b8d:8e62
91.141.142.99 0:0:0:0:0:ffff:5b8d:8e63
91.141.142.100 0:0:0:0:0:ffff:5b8d:8e64
91.141.142.101 0:0:0:0:0:ffff:5b8d:8e65
91.141.142.102 0:0:0:0:0:ffff:5b8d:8e66
91.141.142.103 0:0:0:0:0:ffff:5b8d:8e67
91.141.142.104 0:0:0:0:0:ffff:5b8d:8e68
91.141.142.105 0:0:0:0:0:ffff:5b8d:8e69
91.141.142.106 0:0:0:0:0:ffff:5b8d:8e6a
91.141.142.107 0:0:0:0:0:ffff:5b8d:8e6b
91.141.142.108 0:0:0:0:0:ffff:5b8d:8e6c
91.141.142.109 0:0:0:0:0:ffff:5b8d:8e6d
91.141.142.110 0:0:0:0:0:ffff:5b8d:8e6e
91.141.142.111 0:0:0:0:0:ffff:5b8d:8e6f
91.141.142.112 0:0:0:0:0:ffff:5b8d:8e70
91.141.142.113 0:0:0:0:0:ffff:5b8d:8e71
91.141.142.114 0:0:0:0:0:ffff:5b8d:8e72
91.141.142.115 0:0:0:0:0:ffff:5b8d:8e73
91.141.142.116 0:0:0:0:0:ffff:5b8d:8e74
91.141.142.117 0:0:0:0:0:ffff:5b8d:8e75
91.141.142.118 0:0:0:0:0:ffff:5b8d:8e76
91.141.142.119 0:0:0:0:0:ffff:5b8d:8e77
91.141.142.120 0:0:0:0:0:ffff:5b8d:8e78


91.141.142.121 0:0:0:0:0:ffff:5b8d:8e79
91.141.142.122 0:0:0:0:0:ffff:5b8d:8e7a
91.141.142.123 0:0:0:0:0:ffff:5b8d:8e7b
91.141.142.124 0:0:0:0:0:ffff:5b8d:8e7c
91.141.142.125 0:0:0:0:0:ffff:5b8d:8e7d
91.141.142.126 0:0:0:0:0:ffff:5b8d:8e7e
91.141.142.127 0:0:0:0:0:ffff:5b8d:8e7f
91.141.142.128 0:0:0:0:0:ffff:5b8d:8e80
91.141.142.129 0:0:0:0:0:ffff:5b8d:8e81
91.141.142.130 0:0:0:0:0:ffff:5b8d:8e82
91.141.142.131 0:0:0:0:0:ffff:5b8d:8e83
91.141.142.132 0:0:0:0:0:ffff:5b8d:8e84
91.141.142.133 0:0:0:0:0:ffff:5b8d:8e85
91.141.142.134 0:0:0:0:0:ffff:5b8d:8e86
91.141.142.135 0:0:0:0:0:ffff:5b8d:8e87
91.141.142.136 0:0:0:0:0:ffff:5b8d:8e88
91.141.142.137 0:0:0:0:0:ffff:5b8d:8e89
91.141.142.138 0:0:0:0:0:ffff:5b8d:8e8a
91.141.142.139 0:0:0:0:0:ffff:5b8d:8e8b
91.141.142.140 0:0:0:0:0:ffff:5b8d:8e8c
91.141.142.141 0:0:0:0:0:ffff:5b8d:8e8d
91.141.142.142 0:0:0:0:0:ffff:5b8d:8e8e
91.141.142.143 0:0:0:0:0:ffff:5b8d:8e8f
91.141.142.144 0:0:0:0:0:ffff:5b8d:8e90
91.141.142.145 0:0:0:0:0:ffff:5b8d:8e91
91.141.142.146 0:0:0:0:0:ffff:5b8d:8e92
91.141.142.147 0:0:0:0:0:ffff:5b8d:8e93
91.141.142.148 0:0:0:0:0:ffff:5b8d:8e94
91.141.142.149 0:0:0:0:0:ffff:5b8d:8e95
91.141.142.150 0:0:0:0:0:ffff:5b8d:8e96
91.141.142.151 0:0:0:0:0:ffff:5b8d:8e97
91.141.142.152 0:0:0:0:0:ffff:5b8d:8e98
91.141.142.153 0:0:0:0:0:ffff:5b8d:8e99
91.141.142.154 0:0:0:0:0:ffff:5b8d:8e9a
91.141.142.155 0:0:0:0:0:ffff:5b8d:8e9b
91.141.142.156 0:0:0:0:0:ffff:5b8d:8e9c
91.141.142.157 0:0:0:0:0:ffff:5b8d:8e9d
91.141.142.158 0:0:0:0:0:ffff:5b8d:8e9e
91.141.142.159 0:0:0:0:0:ffff:5b8d:8e9f
91.141.142.160 0:0:0:0:0:ffff:5b8d:8ea0
91.141.142.161 0:0:0:0:0:ffff:5b8d:8ea1
91.141.142.162 0:0:0:0:0:ffff:5b8d:8ea2
91.141.142.163 0:0:0:0:0:ffff:5b8d:8ea3
91.141.142.164 0:0:0:0:0:ffff:5b8d:8ea4
91.141.142.165 0:0:0:0:0:ffff:5b8d:8ea5
91.141.142.166 0:0:0:0:0:ffff:5b8d:8ea6
91.141.142.167 0:0:0:0:0:ffff:5b8d:8ea7
91.141.142.168 0:0:0:0:0:ffff:5b8d:8ea8
91.141.142.169 0:0:0:0:0:ffff:5b8d:8ea9
91.141.142.170 0:0:0:0:0:ffff:5b8d:8eaa
91.141.142.171 0:0:0:0:0:ffff:5b8d:8eab
91.141.142.172 0:0:0:0:0:ffff:5b8d:8eac
91.141.142.173 0:0:0:0:0:ffff:5b8d:8ead
91.141.142.174 0:0:0:0:0:ffff:5b8d:8eae
91.141.142.175 0:0:0:0:0:ffff:5b8d:8eaf
91.141.142.176 0:0:0:0:0:ffff:5b8d:8eb0
91.141.142.177 0:0:0:0:0:ffff:5b8d:8eb1
91.141.142.178 0:0:0:0:0:ffff:5b8d:8eb2
91.141.142.179 0:0:0:0:0:ffff:5b8d:8eb3
91.141.142.180 0:0:0:0:0:ffff:5b8d:8eb4


91.141.142.181 0:0:0:0:0:ffff:5b8d:8eb5
91.141.142.182 0:0:0:0:0:ffff:5b8d:8eb6
91.141.142.183 0:0:0:0:0:ffff:5b8d:8eb7
91.141.142.184 0:0:0:0:0:ffff:5b8d:8eb8
91.141.142.185 0:0:0:0:0:ffff:5b8d:8eb9
91.141.142.186 0:0:0:0:0:ffff:5b8d:8eba
91.141.142.187 0:0:0:0:0:ffff:5b8d:8ebb
91.141.142.188 0:0:0:0:0:ffff:5b8d:8ebc
91.141.142.189 0:0:0:0:0:ffff:5b8d:8ebd
91.141.142.190 0:0:0:0:0:ffff:5b8d:8ebe
91.141.142.191 0:0:0:0:0:ffff:5b8d:8ebf
91.141.142.192 0:0:0:0:0:ffff:5b8d:8ec0
91.141.142.193 0:0:0:0:0:ffff:5b8d:8ec1
91.141.142.194 0:0:0:0:0:ffff:5b8d:8ec2
91.141.142.195 0:0:0:0:0:ffff:5b8d:8ec3
91.141.142.196 0:0:0:0:0:ffff:5b8d:8ec4
91.141.142.197 0:0:0:0:0:ffff:5b8d:8ec5
91.141.142.198 0:0:0:0:0:ffff:5b8d:8ec6
91.141.142.199 0:0:0:0:0:ffff:5b8d:8ec7
91.141.142.200 0:0:0:0:0:ffff:5b8d:8ec8
91.141.142.201 0:0:0:0:0:ffff:5b8d:8ec9
91.141.142.202 0:0:0:0:0:ffff:5b8d:8eca
91.141.142.203 0:0:0:0:0:ffff:5b8d:8ecb
91.141.142.204 0:0:0:0:0:ffff:5b8d:8ecc
91.141.142.205 0:0:0:0:0:ffff:5b8d:8ecd
91.141.142.206 0:0:0:0:0:ffff:5b8d:8ece
91.141.142.207 0:0:0:0:0:ffff:5b8d:8ecf
91.141.142.208 0:0:0:0:0:ffff:5b8d:8ed0
91.141.142.209 0:0:0:0:0:ffff:5b8d:8ed1
91.141.142.210 0:0:0:0:0:ffff:5b8d:8ed2
91.141.142.211 0:0:0:0:0:ffff:5b8d:8ed3
91.141.142.212 0:0:0:0:0:ffff:5b8d:8ed4
91.141.142.213 0:0:0:0:0:ffff:5b8d:8ed5
91.141.142.214 0:0:0:0:0:ffff:5b8d:8ed6
91.141.142.215 0:0:0:0:0:ffff:5b8d:8ed7
91.141.142.216 0:0:0:0:0:ffff:5b8d:8ed8
91.141.142.217 0:0:0:0:0:ffff:5b8d:8ed9
91.141.142.218 0:0:0:0:0:ffff:5b8d:8eda
91.141.142.219 0:0:0:0:0:ffff:5b8d:8edb
91.141.142.220 0:0:0:0:0:ffff:5b8d:8edc
91.141.142.221 0:0:0:0:0:ffff:5b8d:8edd
91.141.142.222 0:0:0:0:0:ffff:5b8d:8ede
91.141.142.223 0:0:0:0:0:ffff:5b8d:8edf
91.141.142.224 0:0:0:0:0:ffff:5b8d:8ee0
91.141.142.225 0:0:0:0:0:ffff:5b8d:8ee1
91.141.142.226 0:0:0:0:0:ffff:5b8d:8ee2
91.141.142.227 0:0:0:0:0:ffff:5b8d:8ee3
91.141.142.228 0:0:0:0:0:ffff:5b8d:8ee4
91.141.142.229 0:0:0:0:0:ffff:5b8d:8ee5
91.141.142.230 0:0:0:0:0:ffff:5b8d:8ee6
91.141.142.231 0:0:0:0:0:ffff:5b8d:8ee7
91.141.142.232 0:0:0:0:0:ffff:5b8d:8ee8
91.141.142.233 0:0:0:0:0:ffff:5b8d:8ee9
91.141.142.234 0:0:0:0:0:ffff:5b8d:8eea
91.141.142.235 0:0:0:0:0:ffff:5b8d:8eeb
91.141.142.236 0:0:0:0:0:ffff:5b8d:8eec
91.141.142.237 0:0:0:0:0:ffff:5b8d:8eed
91.141.142.238 0:0:0:0:0:ffff:5b8d:8eee
91.141.142.239 0:0:0:0:0:ffff:5b8d:8eef
91.141.142.240 0:0:0:0:0:ffff:5b8d:8ef0
91.141.142.241 0:0:0:0:0:ffff:5b8d:8ef1
91.141.142.242 0:0:0:0:0:ffff:5b8d:8ef2
91.141.142.243 0:0:0:0:0:ffff:5b8d:8ef3
91.141.142.244 0:0:0:0:0:ffff:5b8d:8ef4
91.141.142.245 0:0:0:0:0:ffff:5b8d:8ef5
91.141.142.246 0:0:0:0:0:ffff:5b8d:8ef6
91.141.142.247 0:0:0:0:0:ffff:5b8d:8ef7
91.141.142.248 0:0:0:0:0:ffff:5b8d:8ef8
91.141.142.249 0:0:0:0:0:ffff:5b8d:8ef9
91.141.142.250 0:0:0:0:0:ffff:5b8d:8efa
91.141.142.251 0:0:0:0:0:ffff:5b8d:8efb
91.141.142.252 0:0:0:0:0:ffff:5b8d:8efc
91.141.142.253 0:0:0:0:0:ffff:5b8d:8efd
91.141.142.254 0:0:0:0:0:ffff:5b8d:8efe
91.141.142.255 0:0:0:0:0:ffff:5b8d:8eff


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.