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
19.73.231.1 0:0:0:0:0:ffff:1349:e701
19.73.231.2 0:0:0:0:0:ffff:1349:e702
19.73.231.3 0:0:0:0:0:ffff:1349:e703
19.73.231.4 0:0:0:0:0:ffff:1349:e704
19.73.231.5 0:0:0:0:0:ffff:1349:e705
19.73.231.6 0:0:0:0:0:ffff:1349:e706
19.73.231.7 0:0:0:0:0:ffff:1349:e707
19.73.231.8 0:0:0:0:0:ffff:1349:e708
19.73.231.9 0:0:0:0:0:ffff:1349:e709
19.73.231.10 0:0:0:0:0:ffff:1349:e70a
19.73.231.11 0:0:0:0:0:ffff:1349:e70b
19.73.231.12 0:0:0:0:0:ffff:1349:e70c
19.73.231.13 0:0:0:0:0:ffff:1349:e70d
19.73.231.14 0:0:0:0:0:ffff:1349:e70e
19.73.231.15 0:0:0:0:0:ffff:1349:e70f
19.73.231.16 0:0:0:0:0:ffff:1349:e710
19.73.231.17 0:0:0:0:0:ffff:1349:e711
19.73.231.18 0:0:0:0:0:ffff:1349:e712
19.73.231.19 0:0:0:0:0:ffff:1349:e713
19.73.231.20 0:0:0:0:0:ffff:1349:e714
19.73.231.21 0:0:0:0:0:ffff:1349:e715
19.73.231.22 0:0:0:0:0:ffff:1349:e716
19.73.231.23 0:0:0:0:0:ffff:1349:e717
19.73.231.24 0:0:0:0:0:ffff:1349:e718
19.73.231.25 0:0:0:0:0:ffff:1349:e719
19.73.231.26 0:0:0:0:0:ffff:1349:e71a
19.73.231.27 0:0:0:0:0:ffff:1349:e71b
19.73.231.28 0:0:0:0:0:ffff:1349:e71c
19.73.231.29 0:0:0:0:0:ffff:1349:e71d
19.73.231.30 0:0:0:0:0:ffff:1349:e71e
19.73.231.31 0:0:0:0:0:ffff:1349:e71f
19.73.231.32 0:0:0:0:0:ffff:1349:e720
19.73.231.33 0:0:0:0:0:ffff:1349:e721
19.73.231.34 0:0:0:0:0:ffff:1349:e722
19.73.231.35 0:0:0:0:0:ffff:1349:e723
19.73.231.36 0:0:0:0:0:ffff:1349:e724
19.73.231.37 0:0:0:0:0:ffff:1349:e725
19.73.231.38 0:0:0:0:0:ffff:1349:e726
19.73.231.39 0:0:0:0:0:ffff:1349:e727
19.73.231.40 0:0:0:0:0:ffff:1349:e728
19.73.231.41 0:0:0:0:0:ffff:1349:e729
19.73.231.42 0:0:0:0:0:ffff:1349:e72a
19.73.231.43 0:0:0:0:0:ffff:1349:e72b
19.73.231.44 0:0:0:0:0:ffff:1349:e72c
19.73.231.45 0:0:0:0:0:ffff:1349:e72d
19.73.231.46 0:0:0:0:0:ffff:1349:e72e
19.73.231.47 0:0:0:0:0:ffff:1349:e72f
19.73.231.48 0:0:0:0:0:ffff:1349:e730
19.73.231.49 0:0:0:0:0:ffff:1349:e731
19.73.231.50 0:0:0:0:0:ffff:1349:e732
19.73.231.51 0:0:0:0:0:ffff:1349:e733
19.73.231.52 0:0:0:0:0:ffff:1349:e734
19.73.231.53 0:0:0:0:0:ffff:1349:e735
19.73.231.54 0:0:0:0:0:ffff:1349:e736
19.73.231.55 0:0:0:0:0:ffff:1349:e737
19.73.231.56 0:0:0:0:0:ffff:1349:e738
19.73.231.57 0:0:0:0:0:ffff:1349:e739
19.73.231.58 0:0:0:0:0:ffff:1349:e73a
19.73.231.59 0:0:0:0:0:ffff:1349:e73b
19.73.231.60 0:0:0:0:0:ffff:1349:e73c


19.73.231.61 0:0:0:0:0:ffff:1349:e73d
19.73.231.62 0:0:0:0:0:ffff:1349:e73e
19.73.231.63 0:0:0:0:0:ffff:1349:e73f
19.73.231.64 0:0:0:0:0:ffff:1349:e740
19.73.231.65 0:0:0:0:0:ffff:1349:e741
19.73.231.66 0:0:0:0:0:ffff:1349:e742
19.73.231.67 0:0:0:0:0:ffff:1349:e743
19.73.231.68 0:0:0:0:0:ffff:1349:e744
19.73.231.69 0:0:0:0:0:ffff:1349:e745
19.73.231.70 0:0:0:0:0:ffff:1349:e746
19.73.231.71 0:0:0:0:0:ffff:1349:e747
19.73.231.72 0:0:0:0:0:ffff:1349:e748
19.73.231.73 0:0:0:0:0:ffff:1349:e749
19.73.231.74 0:0:0:0:0:ffff:1349:e74a
19.73.231.75 0:0:0:0:0:ffff:1349:e74b
19.73.231.76 0:0:0:0:0:ffff:1349:e74c
19.73.231.77 0:0:0:0:0:ffff:1349:e74d
19.73.231.78 0:0:0:0:0:ffff:1349:e74e
19.73.231.79 0:0:0:0:0:ffff:1349:e74f
19.73.231.80 0:0:0:0:0:ffff:1349:e750
19.73.231.81 0:0:0:0:0:ffff:1349:e751
19.73.231.82 0:0:0:0:0:ffff:1349:e752
19.73.231.83 0:0:0:0:0:ffff:1349:e753
19.73.231.84 0:0:0:0:0:ffff:1349:e754
19.73.231.85 0:0:0:0:0:ffff:1349:e755
19.73.231.86 0:0:0:0:0:ffff:1349:e756
19.73.231.87 0:0:0:0:0:ffff:1349:e757
19.73.231.88 0:0:0:0:0:ffff:1349:e758
19.73.231.89 0:0:0:0:0:ffff:1349:e759
19.73.231.90 0:0:0:0:0:ffff:1349:e75a
19.73.231.91 0:0:0:0:0:ffff:1349:e75b
19.73.231.92 0:0:0:0:0:ffff:1349:e75c
19.73.231.93 0:0:0:0:0:ffff:1349:e75d
19.73.231.94 0:0:0:0:0:ffff:1349:e75e
19.73.231.95 0:0:0:0:0:ffff:1349:e75f
19.73.231.96 0:0:0:0:0:ffff:1349:e760
19.73.231.97 0:0:0:0:0:ffff:1349:e761
19.73.231.98 0:0:0:0:0:ffff:1349:e762
19.73.231.99 0:0:0:0:0:ffff:1349:e763
19.73.231.100 0:0:0:0:0:ffff:1349:e764
19.73.231.101 0:0:0:0:0:ffff:1349:e765
19.73.231.102 0:0:0:0:0:ffff:1349:e766
19.73.231.103 0:0:0:0:0:ffff:1349:e767
19.73.231.104 0:0:0:0:0:ffff:1349:e768
19.73.231.105 0:0:0:0:0:ffff:1349:e769
19.73.231.106 0:0:0:0:0:ffff:1349:e76a
19.73.231.107 0:0:0:0:0:ffff:1349:e76b
19.73.231.108 0:0:0:0:0:ffff:1349:e76c
19.73.231.109 0:0:0:0:0:ffff:1349:e76d
19.73.231.110 0:0:0:0:0:ffff:1349:e76e
19.73.231.111 0:0:0:0:0:ffff:1349:e76f
19.73.231.112 0:0:0:0:0:ffff:1349:e770
19.73.231.113 0:0:0:0:0:ffff:1349:e771
19.73.231.114 0:0:0:0:0:ffff:1349:e772
19.73.231.115 0:0:0:0:0:ffff:1349:e773
19.73.231.116 0:0:0:0:0:ffff:1349:e774
19.73.231.117 0:0:0:0:0:ffff:1349:e775
19.73.231.118 0:0:0:0:0:ffff:1349:e776
19.73.231.119 0:0:0:0:0:ffff:1349:e777
19.73.231.120 0:0:0:0:0:ffff:1349:e778


19.73.231.121 0:0:0:0:0:ffff:1349:e779
19.73.231.122 0:0:0:0:0:ffff:1349:e77a
19.73.231.123 0:0:0:0:0:ffff:1349:e77b
19.73.231.124 0:0:0:0:0:ffff:1349:e77c
19.73.231.125 0:0:0:0:0:ffff:1349:e77d
19.73.231.126 0:0:0:0:0:ffff:1349:e77e
19.73.231.127 0:0:0:0:0:ffff:1349:e77f
19.73.231.128 0:0:0:0:0:ffff:1349:e780
19.73.231.129 0:0:0:0:0:ffff:1349:e781
19.73.231.130 0:0:0:0:0:ffff:1349:e782
19.73.231.131 0:0:0:0:0:ffff:1349:e783
19.73.231.132 0:0:0:0:0:ffff:1349:e784
19.73.231.133 0:0:0:0:0:ffff:1349:e785
19.73.231.134 0:0:0:0:0:ffff:1349:e786
19.73.231.135 0:0:0:0:0:ffff:1349:e787
19.73.231.136 0:0:0:0:0:ffff:1349:e788
19.73.231.137 0:0:0:0:0:ffff:1349:e789
19.73.231.138 0:0:0:0:0:ffff:1349:e78a
19.73.231.139 0:0:0:0:0:ffff:1349:e78b
19.73.231.140 0:0:0:0:0:ffff:1349:e78c
19.73.231.141 0:0:0:0:0:ffff:1349:e78d
19.73.231.142 0:0:0:0:0:ffff:1349:e78e
19.73.231.143 0:0:0:0:0:ffff:1349:e78f
19.73.231.144 0:0:0:0:0:ffff:1349:e790
19.73.231.145 0:0:0:0:0:ffff:1349:e791
19.73.231.146 0:0:0:0:0:ffff:1349:e792
19.73.231.147 0:0:0:0:0:ffff:1349:e793
19.73.231.148 0:0:0:0:0:ffff:1349:e794
19.73.231.149 0:0:0:0:0:ffff:1349:e795
19.73.231.150 0:0:0:0:0:ffff:1349:e796
19.73.231.151 0:0:0:0:0:ffff:1349:e797
19.73.231.152 0:0:0:0:0:ffff:1349:e798
19.73.231.153 0:0:0:0:0:ffff:1349:e799
19.73.231.154 0:0:0:0:0:ffff:1349:e79a
19.73.231.155 0:0:0:0:0:ffff:1349:e79b
19.73.231.156 0:0:0:0:0:ffff:1349:e79c
19.73.231.157 0:0:0:0:0:ffff:1349:e79d
19.73.231.158 0:0:0:0:0:ffff:1349:e79e
19.73.231.159 0:0:0:0:0:ffff:1349:e79f
19.73.231.160 0:0:0:0:0:ffff:1349:e7a0
19.73.231.161 0:0:0:0:0:ffff:1349:e7a1
19.73.231.162 0:0:0:0:0:ffff:1349:e7a2
19.73.231.163 0:0:0:0:0:ffff:1349:e7a3
19.73.231.164 0:0:0:0:0:ffff:1349:e7a4
19.73.231.165 0:0:0:0:0:ffff:1349:e7a5
19.73.231.166 0:0:0:0:0:ffff:1349:e7a6
19.73.231.167 0:0:0:0:0:ffff:1349:e7a7
19.73.231.168 0:0:0:0:0:ffff:1349:e7a8
19.73.231.169 0:0:0:0:0:ffff:1349:e7a9
19.73.231.170 0:0:0:0:0:ffff:1349:e7aa
19.73.231.171 0:0:0:0:0:ffff:1349:e7ab
19.73.231.172 0:0:0:0:0:ffff:1349:e7ac
19.73.231.173 0:0:0:0:0:ffff:1349:e7ad
19.73.231.174 0:0:0:0:0:ffff:1349:e7ae
19.73.231.175 0:0:0:0:0:ffff:1349:e7af
19.73.231.176 0:0:0:0:0:ffff:1349:e7b0
19.73.231.177 0:0:0:0:0:ffff:1349:e7b1
19.73.231.178 0:0:0:0:0:ffff:1349:e7b2
19.73.231.179 0:0:0:0:0:ffff:1349:e7b3
19.73.231.180 0:0:0:0:0:ffff:1349:e7b4


19.73.231.181 0:0:0:0:0:ffff:1349:e7b5
19.73.231.182 0:0:0:0:0:ffff:1349:e7b6
19.73.231.183 0:0:0:0:0:ffff:1349:e7b7
19.73.231.184 0:0:0:0:0:ffff:1349:e7b8
19.73.231.185 0:0:0:0:0:ffff:1349:e7b9
19.73.231.186 0:0:0:0:0:ffff:1349:e7ba
19.73.231.187 0:0:0:0:0:ffff:1349:e7bb
19.73.231.188 0:0:0:0:0:ffff:1349:e7bc
19.73.231.189 0:0:0:0:0:ffff:1349:e7bd
19.73.231.190 0:0:0:0:0:ffff:1349:e7be
19.73.231.191 0:0:0:0:0:ffff:1349:e7bf
19.73.231.192 0:0:0:0:0:ffff:1349:e7c0
19.73.231.193 0:0:0:0:0:ffff:1349:e7c1
19.73.231.194 0:0:0:0:0:ffff:1349:e7c2
19.73.231.195 0:0:0:0:0:ffff:1349:e7c3
19.73.231.196 0:0:0:0:0:ffff:1349:e7c4
19.73.231.197 0:0:0:0:0:ffff:1349:e7c5
19.73.231.198 0:0:0:0:0:ffff:1349:e7c6
19.73.231.199 0:0:0:0:0:ffff:1349:e7c7
19.73.231.200 0:0:0:0:0:ffff:1349:e7c8
19.73.231.201 0:0:0:0:0:ffff:1349:e7c9
19.73.231.202 0:0:0:0:0:ffff:1349:e7ca
19.73.231.203 0:0:0:0:0:ffff:1349:e7cb
19.73.231.204 0:0:0:0:0:ffff:1349:e7cc
19.73.231.205 0:0:0:0:0:ffff:1349:e7cd
19.73.231.206 0:0:0:0:0:ffff:1349:e7ce
19.73.231.207 0:0:0:0:0:ffff:1349:e7cf
19.73.231.208 0:0:0:0:0:ffff:1349:e7d0
19.73.231.209 0:0:0:0:0:ffff:1349:e7d1
19.73.231.210 0:0:0:0:0:ffff:1349:e7d2
19.73.231.211 0:0:0:0:0:ffff:1349:e7d3
19.73.231.212 0:0:0:0:0:ffff:1349:e7d4
19.73.231.213 0:0:0:0:0:ffff:1349:e7d5
19.73.231.214 0:0:0:0:0:ffff:1349:e7d6
19.73.231.215 0:0:0:0:0:ffff:1349:e7d7
19.73.231.216 0:0:0:0:0:ffff:1349:e7d8
19.73.231.217 0:0:0:0:0:ffff:1349:e7d9
19.73.231.218 0:0:0:0:0:ffff:1349:e7da
19.73.231.219 0:0:0:0:0:ffff:1349:e7db
19.73.231.220 0:0:0:0:0:ffff:1349:e7dc
19.73.231.221 0:0:0:0:0:ffff:1349:e7dd
19.73.231.222 0:0:0:0:0:ffff:1349:e7de
19.73.231.223 0:0:0:0:0:ffff:1349:e7df
19.73.231.224 0:0:0:0:0:ffff:1349:e7e0
19.73.231.225 0:0:0:0:0:ffff:1349:e7e1
19.73.231.226 0:0:0:0:0:ffff:1349:e7e2
19.73.231.227 0:0:0:0:0:ffff:1349:e7e3
19.73.231.228 0:0:0:0:0:ffff:1349:e7e4
19.73.231.229 0:0:0:0:0:ffff:1349:e7e5
19.73.231.230 0:0:0:0:0:ffff:1349:e7e6
19.73.231.231 0:0:0:0:0:ffff:1349:e7e7
19.73.231.232 0:0:0:0:0:ffff:1349:e7e8
19.73.231.233 0:0:0:0:0:ffff:1349:e7e9
19.73.231.234 0:0:0:0:0:ffff:1349:e7ea
19.73.231.235 0:0:0:0:0:ffff:1349:e7eb
19.73.231.236 0:0:0:0:0:ffff:1349:e7ec
19.73.231.237 0:0:0:0:0:ffff:1349:e7ed
19.73.231.238 0:0:0:0:0:ffff:1349:e7ee
19.73.231.239 0:0:0:0:0:ffff:1349:e7ef
19.73.231.240 0:0:0:0:0:ffff:1349:e7f0
19.73.231.241 0:0:0:0:0:ffff:1349:e7f1
19.73.231.242 0:0:0:0:0:ffff:1349:e7f2
19.73.231.243 0:0:0:0:0:ffff:1349:e7f3
19.73.231.244 0:0:0:0:0:ffff:1349:e7f4
19.73.231.245 0:0:0:0:0:ffff:1349:e7f5
19.73.231.246 0:0:0:0:0:ffff:1349:e7f6
19.73.231.247 0:0:0:0:0:ffff:1349:e7f7
19.73.231.248 0:0:0:0:0:ffff:1349:e7f8
19.73.231.249 0:0:0:0:0:ffff:1349:e7f9
19.73.231.250 0:0:0:0:0:ffff:1349:e7fa
19.73.231.251 0:0:0:0:0:ffff:1349:e7fb
19.73.231.252 0:0:0:0:0:ffff:1349:e7fc
19.73.231.253 0:0:0:0:0:ffff:1349:e7fd
19.73.231.254 0:0:0:0:0:ffff:1349:e7fe
19.73.231.255 0:0:0:0:0:ffff:1349:e7ff


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.