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
43.4.191.1 0:0:0:0:0:ffff:2b04:bf01
43.4.191.2 0:0:0:0:0:ffff:2b04:bf02
43.4.191.3 0:0:0:0:0:ffff:2b04:bf03
43.4.191.4 0:0:0:0:0:ffff:2b04:bf04
43.4.191.5 0:0:0:0:0:ffff:2b04:bf05
43.4.191.6 0:0:0:0:0:ffff:2b04:bf06
43.4.191.7 0:0:0:0:0:ffff:2b04:bf07
43.4.191.8 0:0:0:0:0:ffff:2b04:bf08
43.4.191.9 0:0:0:0:0:ffff:2b04:bf09
43.4.191.10 0:0:0:0:0:ffff:2b04:bf0a
43.4.191.11 0:0:0:0:0:ffff:2b04:bf0b
43.4.191.12 0:0:0:0:0:ffff:2b04:bf0c
43.4.191.13 0:0:0:0:0:ffff:2b04:bf0d
43.4.191.14 0:0:0:0:0:ffff:2b04:bf0e
43.4.191.15 0:0:0:0:0:ffff:2b04:bf0f
43.4.191.16 0:0:0:0:0:ffff:2b04:bf10
43.4.191.17 0:0:0:0:0:ffff:2b04:bf11
43.4.191.18 0:0:0:0:0:ffff:2b04:bf12
43.4.191.19 0:0:0:0:0:ffff:2b04:bf13
43.4.191.20 0:0:0:0:0:ffff:2b04:bf14
43.4.191.21 0:0:0:0:0:ffff:2b04:bf15
43.4.191.22 0:0:0:0:0:ffff:2b04:bf16
43.4.191.23 0:0:0:0:0:ffff:2b04:bf17
43.4.191.24 0:0:0:0:0:ffff:2b04:bf18
43.4.191.25 0:0:0:0:0:ffff:2b04:bf19
43.4.191.26 0:0:0:0:0:ffff:2b04:bf1a
43.4.191.27 0:0:0:0:0:ffff:2b04:bf1b
43.4.191.28 0:0:0:0:0:ffff:2b04:bf1c
43.4.191.29 0:0:0:0:0:ffff:2b04:bf1d
43.4.191.30 0:0:0:0:0:ffff:2b04:bf1e
43.4.191.31 0:0:0:0:0:ffff:2b04:bf1f
43.4.191.32 0:0:0:0:0:ffff:2b04:bf20
43.4.191.33 0:0:0:0:0:ffff:2b04:bf21
43.4.191.34 0:0:0:0:0:ffff:2b04:bf22
43.4.191.35 0:0:0:0:0:ffff:2b04:bf23
43.4.191.36 0:0:0:0:0:ffff:2b04:bf24
43.4.191.37 0:0:0:0:0:ffff:2b04:bf25
43.4.191.38 0:0:0:0:0:ffff:2b04:bf26
43.4.191.39 0:0:0:0:0:ffff:2b04:bf27
43.4.191.40 0:0:0:0:0:ffff:2b04:bf28
43.4.191.41 0:0:0:0:0:ffff:2b04:bf29
43.4.191.42 0:0:0:0:0:ffff:2b04:bf2a
43.4.191.43 0:0:0:0:0:ffff:2b04:bf2b
43.4.191.44 0:0:0:0:0:ffff:2b04:bf2c
43.4.191.45 0:0:0:0:0:ffff:2b04:bf2d
43.4.191.46 0:0:0:0:0:ffff:2b04:bf2e
43.4.191.47 0:0:0:0:0:ffff:2b04:bf2f
43.4.191.48 0:0:0:0:0:ffff:2b04:bf30
43.4.191.49 0:0:0:0:0:ffff:2b04:bf31
43.4.191.50 0:0:0:0:0:ffff:2b04:bf32
43.4.191.51 0:0:0:0:0:ffff:2b04:bf33
43.4.191.52 0:0:0:0:0:ffff:2b04:bf34
43.4.191.53 0:0:0:0:0:ffff:2b04:bf35
43.4.191.54 0:0:0:0:0:ffff:2b04:bf36
43.4.191.55 0:0:0:0:0:ffff:2b04:bf37
43.4.191.56 0:0:0:0:0:ffff:2b04:bf38
43.4.191.57 0:0:0:0:0:ffff:2b04:bf39
43.4.191.58 0:0:0:0:0:ffff:2b04:bf3a
43.4.191.59 0:0:0:0:0:ffff:2b04:bf3b
43.4.191.60 0:0:0:0:0:ffff:2b04:bf3c


43.4.191.61 0:0:0:0:0:ffff:2b04:bf3d
43.4.191.62 0:0:0:0:0:ffff:2b04:bf3e
43.4.191.63 0:0:0:0:0:ffff:2b04:bf3f
43.4.191.64 0:0:0:0:0:ffff:2b04:bf40
43.4.191.65 0:0:0:0:0:ffff:2b04:bf41
43.4.191.66 0:0:0:0:0:ffff:2b04:bf42
43.4.191.67 0:0:0:0:0:ffff:2b04:bf43
43.4.191.68 0:0:0:0:0:ffff:2b04:bf44
43.4.191.69 0:0:0:0:0:ffff:2b04:bf45
43.4.191.70 0:0:0:0:0:ffff:2b04:bf46
43.4.191.71 0:0:0:0:0:ffff:2b04:bf47
43.4.191.72 0:0:0:0:0:ffff:2b04:bf48
43.4.191.73 0:0:0:0:0:ffff:2b04:bf49
43.4.191.74 0:0:0:0:0:ffff:2b04:bf4a
43.4.191.75 0:0:0:0:0:ffff:2b04:bf4b
43.4.191.76 0:0:0:0:0:ffff:2b04:bf4c
43.4.191.77 0:0:0:0:0:ffff:2b04:bf4d
43.4.191.78 0:0:0:0:0:ffff:2b04:bf4e
43.4.191.79 0:0:0:0:0:ffff:2b04:bf4f
43.4.191.80 0:0:0:0:0:ffff:2b04:bf50
43.4.191.81 0:0:0:0:0:ffff:2b04:bf51
43.4.191.82 0:0:0:0:0:ffff:2b04:bf52
43.4.191.83 0:0:0:0:0:ffff:2b04:bf53
43.4.191.84 0:0:0:0:0:ffff:2b04:bf54
43.4.191.85 0:0:0:0:0:ffff:2b04:bf55
43.4.191.86 0:0:0:0:0:ffff:2b04:bf56
43.4.191.87 0:0:0:0:0:ffff:2b04:bf57
43.4.191.88 0:0:0:0:0:ffff:2b04:bf58
43.4.191.89 0:0:0:0:0:ffff:2b04:bf59
43.4.191.90 0:0:0:0:0:ffff:2b04:bf5a
43.4.191.91 0:0:0:0:0:ffff:2b04:bf5b
43.4.191.92 0:0:0:0:0:ffff:2b04:bf5c
43.4.191.93 0:0:0:0:0:ffff:2b04:bf5d
43.4.191.94 0:0:0:0:0:ffff:2b04:bf5e
43.4.191.95 0:0:0:0:0:ffff:2b04:bf5f
43.4.191.96 0:0:0:0:0:ffff:2b04:bf60
43.4.191.97 0:0:0:0:0:ffff:2b04:bf61
43.4.191.98 0:0:0:0:0:ffff:2b04:bf62
43.4.191.99 0:0:0:0:0:ffff:2b04:bf63
43.4.191.100 0:0:0:0:0:ffff:2b04:bf64
43.4.191.101 0:0:0:0:0:ffff:2b04:bf65
43.4.191.102 0:0:0:0:0:ffff:2b04:bf66
43.4.191.103 0:0:0:0:0:ffff:2b04:bf67
43.4.191.104 0:0:0:0:0:ffff:2b04:bf68
43.4.191.105 0:0:0:0:0:ffff:2b04:bf69
43.4.191.106 0:0:0:0:0:ffff:2b04:bf6a
43.4.191.107 0:0:0:0:0:ffff:2b04:bf6b
43.4.191.108 0:0:0:0:0:ffff:2b04:bf6c
43.4.191.109 0:0:0:0:0:ffff:2b04:bf6d
43.4.191.110 0:0:0:0:0:ffff:2b04:bf6e
43.4.191.111 0:0:0:0:0:ffff:2b04:bf6f
43.4.191.112 0:0:0:0:0:ffff:2b04:bf70
43.4.191.113 0:0:0:0:0:ffff:2b04:bf71
43.4.191.114 0:0:0:0:0:ffff:2b04:bf72
43.4.191.115 0:0:0:0:0:ffff:2b04:bf73
43.4.191.116 0:0:0:0:0:ffff:2b04:bf74
43.4.191.117 0:0:0:0:0:ffff:2b04:bf75
43.4.191.118 0:0:0:0:0:ffff:2b04:bf76
43.4.191.119 0:0:0:0:0:ffff:2b04:bf77
43.4.191.120 0:0:0:0:0:ffff:2b04:bf78


43.4.191.121 0:0:0:0:0:ffff:2b04:bf79
43.4.191.122 0:0:0:0:0:ffff:2b04:bf7a
43.4.191.123 0:0:0:0:0:ffff:2b04:bf7b
43.4.191.124 0:0:0:0:0:ffff:2b04:bf7c
43.4.191.125 0:0:0:0:0:ffff:2b04:bf7d
43.4.191.126 0:0:0:0:0:ffff:2b04:bf7e
43.4.191.127 0:0:0:0:0:ffff:2b04:bf7f
43.4.191.128 0:0:0:0:0:ffff:2b04:bf80
43.4.191.129 0:0:0:0:0:ffff:2b04:bf81
43.4.191.130 0:0:0:0:0:ffff:2b04:bf82
43.4.191.131 0:0:0:0:0:ffff:2b04:bf83
43.4.191.132 0:0:0:0:0:ffff:2b04:bf84
43.4.191.133 0:0:0:0:0:ffff:2b04:bf85
43.4.191.134 0:0:0:0:0:ffff:2b04:bf86
43.4.191.135 0:0:0:0:0:ffff:2b04:bf87
43.4.191.136 0:0:0:0:0:ffff:2b04:bf88
43.4.191.137 0:0:0:0:0:ffff:2b04:bf89
43.4.191.138 0:0:0:0:0:ffff:2b04:bf8a
43.4.191.139 0:0:0:0:0:ffff:2b04:bf8b
43.4.191.140 0:0:0:0:0:ffff:2b04:bf8c
43.4.191.141 0:0:0:0:0:ffff:2b04:bf8d
43.4.191.142 0:0:0:0:0:ffff:2b04:bf8e
43.4.191.143 0:0:0:0:0:ffff:2b04:bf8f
43.4.191.144 0:0:0:0:0:ffff:2b04:bf90
43.4.191.145 0:0:0:0:0:ffff:2b04:bf91
43.4.191.146 0:0:0:0:0:ffff:2b04:bf92
43.4.191.147 0:0:0:0:0:ffff:2b04:bf93
43.4.191.148 0:0:0:0:0:ffff:2b04:bf94
43.4.191.149 0:0:0:0:0:ffff:2b04:bf95
43.4.191.150 0:0:0:0:0:ffff:2b04:bf96
43.4.191.151 0:0:0:0:0:ffff:2b04:bf97
43.4.191.152 0:0:0:0:0:ffff:2b04:bf98
43.4.191.153 0:0:0:0:0:ffff:2b04:bf99
43.4.191.154 0:0:0:0:0:ffff:2b04:bf9a
43.4.191.155 0:0:0:0:0:ffff:2b04:bf9b
43.4.191.156 0:0:0:0:0:ffff:2b04:bf9c
43.4.191.157 0:0:0:0:0:ffff:2b04:bf9d
43.4.191.158 0:0:0:0:0:ffff:2b04:bf9e
43.4.191.159 0:0:0:0:0:ffff:2b04:bf9f
43.4.191.160 0:0:0:0:0:ffff:2b04:bfa0
43.4.191.161 0:0:0:0:0:ffff:2b04:bfa1
43.4.191.162 0:0:0:0:0:ffff:2b04:bfa2
43.4.191.163 0:0:0:0:0:ffff:2b04:bfa3
43.4.191.164 0:0:0:0:0:ffff:2b04:bfa4
43.4.191.165 0:0:0:0:0:ffff:2b04:bfa5
43.4.191.166 0:0:0:0:0:ffff:2b04:bfa6
43.4.191.167 0:0:0:0:0:ffff:2b04:bfa7
43.4.191.168 0:0:0:0:0:ffff:2b04:bfa8
43.4.191.169 0:0:0:0:0:ffff:2b04:bfa9
43.4.191.170 0:0:0:0:0:ffff:2b04:bfaa
43.4.191.171 0:0:0:0:0:ffff:2b04:bfab
43.4.191.172 0:0:0:0:0:ffff:2b04:bfac
43.4.191.173 0:0:0:0:0:ffff:2b04:bfad
43.4.191.174 0:0:0:0:0:ffff:2b04:bfae
43.4.191.175 0:0:0:0:0:ffff:2b04:bfaf
43.4.191.176 0:0:0:0:0:ffff:2b04:bfb0
43.4.191.177 0:0:0:0:0:ffff:2b04:bfb1
43.4.191.178 0:0:0:0:0:ffff:2b04:bfb2
43.4.191.179 0:0:0:0:0:ffff:2b04:bfb3
43.4.191.180 0:0:0:0:0:ffff:2b04:bfb4


43.4.191.181 0:0:0:0:0:ffff:2b04:bfb5
43.4.191.182 0:0:0:0:0:ffff:2b04:bfb6
43.4.191.183 0:0:0:0:0:ffff:2b04:bfb7
43.4.191.184 0:0:0:0:0:ffff:2b04:bfb8
43.4.191.185 0:0:0:0:0:ffff:2b04:bfb9
43.4.191.186 0:0:0:0:0:ffff:2b04:bfba
43.4.191.187 0:0:0:0:0:ffff:2b04:bfbb
43.4.191.188 0:0:0:0:0:ffff:2b04:bfbc
43.4.191.189 0:0:0:0:0:ffff:2b04:bfbd
43.4.191.190 0:0:0:0:0:ffff:2b04:bfbe
43.4.191.191 0:0:0:0:0:ffff:2b04:bfbf
43.4.191.192 0:0:0:0:0:ffff:2b04:bfc0
43.4.191.193 0:0:0:0:0:ffff:2b04:bfc1
43.4.191.194 0:0:0:0:0:ffff:2b04:bfc2
43.4.191.195 0:0:0:0:0:ffff:2b04:bfc3
43.4.191.196 0:0:0:0:0:ffff:2b04:bfc4
43.4.191.197 0:0:0:0:0:ffff:2b04:bfc5
43.4.191.198 0:0:0:0:0:ffff:2b04:bfc6
43.4.191.199 0:0:0:0:0:ffff:2b04:bfc7
43.4.191.200 0:0:0:0:0:ffff:2b04:bfc8
43.4.191.201 0:0:0:0:0:ffff:2b04:bfc9
43.4.191.202 0:0:0:0:0:ffff:2b04:bfca
43.4.191.203 0:0:0:0:0:ffff:2b04:bfcb
43.4.191.204 0:0:0:0:0:ffff:2b04:bfcc
43.4.191.205 0:0:0:0:0:ffff:2b04:bfcd
43.4.191.206 0:0:0:0:0:ffff:2b04:bfce
43.4.191.207 0:0:0:0:0:ffff:2b04:bfcf
43.4.191.208 0:0:0:0:0:ffff:2b04:bfd0
43.4.191.209 0:0:0:0:0:ffff:2b04:bfd1
43.4.191.210 0:0:0:0:0:ffff:2b04:bfd2
43.4.191.211 0:0:0:0:0:ffff:2b04:bfd3
43.4.191.212 0:0:0:0:0:ffff:2b04:bfd4
43.4.191.213 0:0:0:0:0:ffff:2b04:bfd5
43.4.191.214 0:0:0:0:0:ffff:2b04:bfd6
43.4.191.215 0:0:0:0:0:ffff:2b04:bfd7
43.4.191.216 0:0:0:0:0:ffff:2b04:bfd8
43.4.191.217 0:0:0:0:0:ffff:2b04:bfd9
43.4.191.218 0:0:0:0:0:ffff:2b04:bfda
43.4.191.219 0:0:0:0:0:ffff:2b04:bfdb
43.4.191.220 0:0:0:0:0:ffff:2b04:bfdc
43.4.191.221 0:0:0:0:0:ffff:2b04:bfdd
43.4.191.222 0:0:0:0:0:ffff:2b04:bfde
43.4.191.223 0:0:0:0:0:ffff:2b04:bfdf
43.4.191.224 0:0:0:0:0:ffff:2b04:bfe0
43.4.191.225 0:0:0:0:0:ffff:2b04:bfe1
43.4.191.226 0:0:0:0:0:ffff:2b04:bfe2
43.4.191.227 0:0:0:0:0:ffff:2b04:bfe3
43.4.191.228 0:0:0:0:0:ffff:2b04:bfe4
43.4.191.229 0:0:0:0:0:ffff:2b04:bfe5
43.4.191.230 0:0:0:0:0:ffff:2b04:bfe6
43.4.191.231 0:0:0:0:0:ffff:2b04:bfe7
43.4.191.232 0:0:0:0:0:ffff:2b04:bfe8
43.4.191.233 0:0:0:0:0:ffff:2b04:bfe9
43.4.191.234 0:0:0:0:0:ffff:2b04:bfea
43.4.191.235 0:0:0:0:0:ffff:2b04:bfeb
43.4.191.236 0:0:0:0:0:ffff:2b04:bfec
43.4.191.237 0:0:0:0:0:ffff:2b04:bfed
43.4.191.238 0:0:0:0:0:ffff:2b04:bfee
43.4.191.239 0:0:0:0:0:ffff:2b04:bfef
43.4.191.240 0:0:0:0:0:ffff:2b04:bff0
43.4.191.241 0:0:0:0:0:ffff:2b04:bff1
43.4.191.242 0:0:0:0:0:ffff:2b04:bff2
43.4.191.243 0:0:0:0:0:ffff:2b04:bff3
43.4.191.244 0:0:0:0:0:ffff:2b04:bff4
43.4.191.245 0:0:0:0:0:ffff:2b04:bff5
43.4.191.246 0:0:0:0:0:ffff:2b04:bff6
43.4.191.247 0:0:0:0:0:ffff:2b04:bff7
43.4.191.248 0:0:0:0:0:ffff:2b04:bff8
43.4.191.249 0:0:0:0:0:ffff:2b04:bff9
43.4.191.250 0:0:0:0:0:ffff:2b04:bffa
43.4.191.251 0:0:0:0:0:ffff:2b04:bffb
43.4.191.252 0:0:0:0:0:ffff:2b04:bffc
43.4.191.253 0:0:0:0:0:ffff:2b04:bffd
43.4.191.254 0:0:0:0:0:ffff:2b04:bffe
43.4.191.255 0:0:0:0:0:ffff:2b04:bfff


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.