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
19.73.205.1 0:0:0:0:0:ffff:1349:cd01
19.73.205.2 0:0:0:0:0:ffff:1349:cd02
19.73.205.3 0:0:0:0:0:ffff:1349:cd03
19.73.205.4 0:0:0:0:0:ffff:1349:cd04
19.73.205.5 0:0:0:0:0:ffff:1349:cd05
19.73.205.6 0:0:0:0:0:ffff:1349:cd06
19.73.205.7 0:0:0:0:0:ffff:1349:cd07
19.73.205.8 0:0:0:0:0:ffff:1349:cd08
19.73.205.9 0:0:0:0:0:ffff:1349:cd09
19.73.205.10 0:0:0:0:0:ffff:1349:cd0a
19.73.205.11 0:0:0:0:0:ffff:1349:cd0b
19.73.205.12 0:0:0:0:0:ffff:1349:cd0c
19.73.205.13 0:0:0:0:0:ffff:1349:cd0d
19.73.205.14 0:0:0:0:0:ffff:1349:cd0e
19.73.205.15 0:0:0:0:0:ffff:1349:cd0f
19.73.205.16 0:0:0:0:0:ffff:1349:cd10
19.73.205.17 0:0:0:0:0:ffff:1349:cd11
19.73.205.18 0:0:0:0:0:ffff:1349:cd12
19.73.205.19 0:0:0:0:0:ffff:1349:cd13
19.73.205.20 0:0:0:0:0:ffff:1349:cd14
19.73.205.21 0:0:0:0:0:ffff:1349:cd15
19.73.205.22 0:0:0:0:0:ffff:1349:cd16
19.73.205.23 0:0:0:0:0:ffff:1349:cd17
19.73.205.24 0:0:0:0:0:ffff:1349:cd18
19.73.205.25 0:0:0:0:0:ffff:1349:cd19
19.73.205.26 0:0:0:0:0:ffff:1349:cd1a
19.73.205.27 0:0:0:0:0:ffff:1349:cd1b
19.73.205.28 0:0:0:0:0:ffff:1349:cd1c
19.73.205.29 0:0:0:0:0:ffff:1349:cd1d
19.73.205.30 0:0:0:0:0:ffff:1349:cd1e
19.73.205.31 0:0:0:0:0:ffff:1349:cd1f
19.73.205.32 0:0:0:0:0:ffff:1349:cd20
19.73.205.33 0:0:0:0:0:ffff:1349:cd21
19.73.205.34 0:0:0:0:0:ffff:1349:cd22
19.73.205.35 0:0:0:0:0:ffff:1349:cd23
19.73.205.36 0:0:0:0:0:ffff:1349:cd24
19.73.205.37 0:0:0:0:0:ffff:1349:cd25
19.73.205.38 0:0:0:0:0:ffff:1349:cd26
19.73.205.39 0:0:0:0:0:ffff:1349:cd27
19.73.205.40 0:0:0:0:0:ffff:1349:cd28
19.73.205.41 0:0:0:0:0:ffff:1349:cd29
19.73.205.42 0:0:0:0:0:ffff:1349:cd2a
19.73.205.43 0:0:0:0:0:ffff:1349:cd2b
19.73.205.44 0:0:0:0:0:ffff:1349:cd2c
19.73.205.45 0:0:0:0:0:ffff:1349:cd2d
19.73.205.46 0:0:0:0:0:ffff:1349:cd2e
19.73.205.47 0:0:0:0:0:ffff:1349:cd2f
19.73.205.48 0:0:0:0:0:ffff:1349:cd30
19.73.205.49 0:0:0:0:0:ffff:1349:cd31
19.73.205.50 0:0:0:0:0:ffff:1349:cd32
19.73.205.51 0:0:0:0:0:ffff:1349:cd33
19.73.205.52 0:0:0:0:0:ffff:1349:cd34
19.73.205.53 0:0:0:0:0:ffff:1349:cd35
19.73.205.54 0:0:0:0:0:ffff:1349:cd36
19.73.205.55 0:0:0:0:0:ffff:1349:cd37
19.73.205.56 0:0:0:0:0:ffff:1349:cd38
19.73.205.57 0:0:0:0:0:ffff:1349:cd39
19.73.205.58 0:0:0:0:0:ffff:1349:cd3a
19.73.205.59 0:0:0:0:0:ffff:1349:cd3b
19.73.205.60 0:0:0:0:0:ffff:1349:cd3c


19.73.205.61 0:0:0:0:0:ffff:1349:cd3d
19.73.205.62 0:0:0:0:0:ffff:1349:cd3e
19.73.205.63 0:0:0:0:0:ffff:1349:cd3f
19.73.205.64 0:0:0:0:0:ffff:1349:cd40
19.73.205.65 0:0:0:0:0:ffff:1349:cd41
19.73.205.66 0:0:0:0:0:ffff:1349:cd42
19.73.205.67 0:0:0:0:0:ffff:1349:cd43
19.73.205.68 0:0:0:0:0:ffff:1349:cd44
19.73.205.69 0:0:0:0:0:ffff:1349:cd45
19.73.205.70 0:0:0:0:0:ffff:1349:cd46
19.73.205.71 0:0:0:0:0:ffff:1349:cd47
19.73.205.72 0:0:0:0:0:ffff:1349:cd48
19.73.205.73 0:0:0:0:0:ffff:1349:cd49
19.73.205.74 0:0:0:0:0:ffff:1349:cd4a
19.73.205.75 0:0:0:0:0:ffff:1349:cd4b
19.73.205.76 0:0:0:0:0:ffff:1349:cd4c
19.73.205.77 0:0:0:0:0:ffff:1349:cd4d
19.73.205.78 0:0:0:0:0:ffff:1349:cd4e
19.73.205.79 0:0:0:0:0:ffff:1349:cd4f
19.73.205.80 0:0:0:0:0:ffff:1349:cd50
19.73.205.81 0:0:0:0:0:ffff:1349:cd51
19.73.205.82 0:0:0:0:0:ffff:1349:cd52
19.73.205.83 0:0:0:0:0:ffff:1349:cd53
19.73.205.84 0:0:0:0:0:ffff:1349:cd54
19.73.205.85 0:0:0:0:0:ffff:1349:cd55
19.73.205.86 0:0:0:0:0:ffff:1349:cd56
19.73.205.87 0:0:0:0:0:ffff:1349:cd57
19.73.205.88 0:0:0:0:0:ffff:1349:cd58
19.73.205.89 0:0:0:0:0:ffff:1349:cd59
19.73.205.90 0:0:0:0:0:ffff:1349:cd5a
19.73.205.91 0:0:0:0:0:ffff:1349:cd5b
19.73.205.92 0:0:0:0:0:ffff:1349:cd5c
19.73.205.93 0:0:0:0:0:ffff:1349:cd5d
19.73.205.94 0:0:0:0:0:ffff:1349:cd5e
19.73.205.95 0:0:0:0:0:ffff:1349:cd5f
19.73.205.96 0:0:0:0:0:ffff:1349:cd60
19.73.205.97 0:0:0:0:0:ffff:1349:cd61
19.73.205.98 0:0:0:0:0:ffff:1349:cd62
19.73.205.99 0:0:0:0:0:ffff:1349:cd63
19.73.205.100 0:0:0:0:0:ffff:1349:cd64
19.73.205.101 0:0:0:0:0:ffff:1349:cd65
19.73.205.102 0:0:0:0:0:ffff:1349:cd66
19.73.205.103 0:0:0:0:0:ffff:1349:cd67
19.73.205.104 0:0:0:0:0:ffff:1349:cd68
19.73.205.105 0:0:0:0:0:ffff:1349:cd69
19.73.205.106 0:0:0:0:0:ffff:1349:cd6a
19.73.205.107 0:0:0:0:0:ffff:1349:cd6b
19.73.205.108 0:0:0:0:0:ffff:1349:cd6c
19.73.205.109 0:0:0:0:0:ffff:1349:cd6d
19.73.205.110 0:0:0:0:0:ffff:1349:cd6e
19.73.205.111 0:0:0:0:0:ffff:1349:cd6f
19.73.205.112 0:0:0:0:0:ffff:1349:cd70
19.73.205.113 0:0:0:0:0:ffff:1349:cd71
19.73.205.114 0:0:0:0:0:ffff:1349:cd72
19.73.205.115 0:0:0:0:0:ffff:1349:cd73
19.73.205.116 0:0:0:0:0:ffff:1349:cd74
19.73.205.117 0:0:0:0:0:ffff:1349:cd75
19.73.205.118 0:0:0:0:0:ffff:1349:cd76
19.73.205.119 0:0:0:0:0:ffff:1349:cd77
19.73.205.120 0:0:0:0:0:ffff:1349:cd78


19.73.205.121 0:0:0:0:0:ffff:1349:cd79
19.73.205.122 0:0:0:0:0:ffff:1349:cd7a
19.73.205.123 0:0:0:0:0:ffff:1349:cd7b
19.73.205.124 0:0:0:0:0:ffff:1349:cd7c
19.73.205.125 0:0:0:0:0:ffff:1349:cd7d
19.73.205.126 0:0:0:0:0:ffff:1349:cd7e
19.73.205.127 0:0:0:0:0:ffff:1349:cd7f
19.73.205.128 0:0:0:0:0:ffff:1349:cd80
19.73.205.129 0:0:0:0:0:ffff:1349:cd81
19.73.205.130 0:0:0:0:0:ffff:1349:cd82
19.73.205.131 0:0:0:0:0:ffff:1349:cd83
19.73.205.132 0:0:0:0:0:ffff:1349:cd84
19.73.205.133 0:0:0:0:0:ffff:1349:cd85
19.73.205.134 0:0:0:0:0:ffff:1349:cd86
19.73.205.135 0:0:0:0:0:ffff:1349:cd87
19.73.205.136 0:0:0:0:0:ffff:1349:cd88
19.73.205.137 0:0:0:0:0:ffff:1349:cd89
19.73.205.138 0:0:0:0:0:ffff:1349:cd8a
19.73.205.139 0:0:0:0:0:ffff:1349:cd8b
19.73.205.140 0:0:0:0:0:ffff:1349:cd8c
19.73.205.141 0:0:0:0:0:ffff:1349:cd8d
19.73.205.142 0:0:0:0:0:ffff:1349:cd8e
19.73.205.143 0:0:0:0:0:ffff:1349:cd8f
19.73.205.144 0:0:0:0:0:ffff:1349:cd90
19.73.205.145 0:0:0:0:0:ffff:1349:cd91
19.73.205.146 0:0:0:0:0:ffff:1349:cd92
19.73.205.147 0:0:0:0:0:ffff:1349:cd93
19.73.205.148 0:0:0:0:0:ffff:1349:cd94
19.73.205.149 0:0:0:0:0:ffff:1349:cd95
19.73.205.150 0:0:0:0:0:ffff:1349:cd96
19.73.205.151 0:0:0:0:0:ffff:1349:cd97
19.73.205.152 0:0:0:0:0:ffff:1349:cd98
19.73.205.153 0:0:0:0:0:ffff:1349:cd99
19.73.205.154 0:0:0:0:0:ffff:1349:cd9a
19.73.205.155 0:0:0:0:0:ffff:1349:cd9b
19.73.205.156 0:0:0:0:0:ffff:1349:cd9c
19.73.205.157 0:0:0:0:0:ffff:1349:cd9d
19.73.205.158 0:0:0:0:0:ffff:1349:cd9e
19.73.205.159 0:0:0:0:0:ffff:1349:cd9f
19.73.205.160 0:0:0:0:0:ffff:1349:cda0
19.73.205.161 0:0:0:0:0:ffff:1349:cda1
19.73.205.162 0:0:0:0:0:ffff:1349:cda2
19.73.205.163 0:0:0:0:0:ffff:1349:cda3
19.73.205.164 0:0:0:0:0:ffff:1349:cda4
19.73.205.165 0:0:0:0:0:ffff:1349:cda5
19.73.205.166 0:0:0:0:0:ffff:1349:cda6
19.73.205.167 0:0:0:0:0:ffff:1349:cda7
19.73.205.168 0:0:0:0:0:ffff:1349:cda8
19.73.205.169 0:0:0:0:0:ffff:1349:cda9
19.73.205.170 0:0:0:0:0:ffff:1349:cdaa
19.73.205.171 0:0:0:0:0:ffff:1349:cdab
19.73.205.172 0:0:0:0:0:ffff:1349:cdac
19.73.205.173 0:0:0:0:0:ffff:1349:cdad
19.73.205.174 0:0:0:0:0:ffff:1349:cdae
19.73.205.175 0:0:0:0:0:ffff:1349:cdaf
19.73.205.176 0:0:0:0:0:ffff:1349:cdb0
19.73.205.177 0:0:0:0:0:ffff:1349:cdb1
19.73.205.178 0:0:0:0:0:ffff:1349:cdb2
19.73.205.179 0:0:0:0:0:ffff:1349:cdb3
19.73.205.180 0:0:0:0:0:ffff:1349:cdb4


19.73.205.181 0:0:0:0:0:ffff:1349:cdb5
19.73.205.182 0:0:0:0:0:ffff:1349:cdb6
19.73.205.183 0:0:0:0:0:ffff:1349:cdb7
19.73.205.184 0:0:0:0:0:ffff:1349:cdb8
19.73.205.185 0:0:0:0:0:ffff:1349:cdb9
19.73.205.186 0:0:0:0:0:ffff:1349:cdba
19.73.205.187 0:0:0:0:0:ffff:1349:cdbb
19.73.205.188 0:0:0:0:0:ffff:1349:cdbc
19.73.205.189 0:0:0:0:0:ffff:1349:cdbd
19.73.205.190 0:0:0:0:0:ffff:1349:cdbe
19.73.205.191 0:0:0:0:0:ffff:1349:cdbf
19.73.205.192 0:0:0:0:0:ffff:1349:cdc0
19.73.205.193 0:0:0:0:0:ffff:1349:cdc1
19.73.205.194 0:0:0:0:0:ffff:1349:cdc2
19.73.205.195 0:0:0:0:0:ffff:1349:cdc3
19.73.205.196 0:0:0:0:0:ffff:1349:cdc4
19.73.205.197 0:0:0:0:0:ffff:1349:cdc5
19.73.205.198 0:0:0:0:0:ffff:1349:cdc6
19.73.205.199 0:0:0:0:0:ffff:1349:cdc7
19.73.205.200 0:0:0:0:0:ffff:1349:cdc8
19.73.205.201 0:0:0:0:0:ffff:1349:cdc9
19.73.205.202 0:0:0:0:0:ffff:1349:cdca
19.73.205.203 0:0:0:0:0:ffff:1349:cdcb
19.73.205.204 0:0:0:0:0:ffff:1349:cdcc
19.73.205.205 0:0:0:0:0:ffff:1349:cdcd
19.73.205.206 0:0:0:0:0:ffff:1349:cdce
19.73.205.207 0:0:0:0:0:ffff:1349:cdcf
19.73.205.208 0:0:0:0:0:ffff:1349:cdd0
19.73.205.209 0:0:0:0:0:ffff:1349:cdd1
19.73.205.210 0:0:0:0:0:ffff:1349:cdd2
19.73.205.211 0:0:0:0:0:ffff:1349:cdd3
19.73.205.212 0:0:0:0:0:ffff:1349:cdd4
19.73.205.213 0:0:0:0:0:ffff:1349:cdd5
19.73.205.214 0:0:0:0:0:ffff:1349:cdd6
19.73.205.215 0:0:0:0:0:ffff:1349:cdd7
19.73.205.216 0:0:0:0:0:ffff:1349:cdd8
19.73.205.217 0:0:0:0:0:ffff:1349:cdd9
19.73.205.218 0:0:0:0:0:ffff:1349:cdda
19.73.205.219 0:0:0:0:0:ffff:1349:cddb
19.73.205.220 0:0:0:0:0:ffff:1349:cddc
19.73.205.221 0:0:0:0:0:ffff:1349:cddd
19.73.205.222 0:0:0:0:0:ffff:1349:cdde
19.73.205.223 0:0:0:0:0:ffff:1349:cddf
19.73.205.224 0:0:0:0:0:ffff:1349:cde0
19.73.205.225 0:0:0:0:0:ffff:1349:cde1
19.73.205.226 0:0:0:0:0:ffff:1349:cde2
19.73.205.227 0:0:0:0:0:ffff:1349:cde3
19.73.205.228 0:0:0:0:0:ffff:1349:cde4
19.73.205.229 0:0:0:0:0:ffff:1349:cde5
19.73.205.230 0:0:0:0:0:ffff:1349:cde6
19.73.205.231 0:0:0:0:0:ffff:1349:cde7
19.73.205.232 0:0:0:0:0:ffff:1349:cde8
19.73.205.233 0:0:0:0:0:ffff:1349:cde9
19.73.205.234 0:0:0:0:0:ffff:1349:cdea
19.73.205.235 0:0:0:0:0:ffff:1349:cdeb
19.73.205.236 0:0:0:0:0:ffff:1349:cdec
19.73.205.237 0:0:0:0:0:ffff:1349:cded
19.73.205.238 0:0:0:0:0:ffff:1349:cdee
19.73.205.239 0:0:0:0:0:ffff:1349:cdef
19.73.205.240 0:0:0:0:0:ffff:1349:cdf0
19.73.205.241 0:0:0:0:0:ffff:1349:cdf1
19.73.205.242 0:0:0:0:0:ffff:1349:cdf2
19.73.205.243 0:0:0:0:0:ffff:1349:cdf3
19.73.205.244 0:0:0:0:0:ffff:1349:cdf4
19.73.205.245 0:0:0:0:0:ffff:1349:cdf5
19.73.205.246 0:0:0:0:0:ffff:1349:cdf6
19.73.205.247 0:0:0:0:0:ffff:1349:cdf7
19.73.205.248 0:0:0:0:0:ffff:1349:cdf8
19.73.205.249 0:0:0:0:0:ffff:1349:cdf9
19.73.205.250 0:0:0:0:0:ffff:1349:cdfa
19.73.205.251 0:0:0:0:0:ffff:1349:cdfb
19.73.205.252 0:0:0:0:0:ffff:1349:cdfc
19.73.205.253 0:0:0:0:0:ffff:1349:cdfd
19.73.205.254 0:0:0:0:0:ffff:1349:cdfe
19.73.205.255 0:0:0:0:0:ffff:1349:cdff


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.