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
204.7.215.1 0:0:0:0:0:ffff:cc07:d701
204.7.215.2 0:0:0:0:0:ffff:cc07:d702
204.7.215.3 0:0:0:0:0:ffff:cc07:d703
204.7.215.4 0:0:0:0:0:ffff:cc07:d704
204.7.215.5 0:0:0:0:0:ffff:cc07:d705
204.7.215.6 0:0:0:0:0:ffff:cc07:d706
204.7.215.7 0:0:0:0:0:ffff:cc07:d707
204.7.215.8 0:0:0:0:0:ffff:cc07:d708
204.7.215.9 0:0:0:0:0:ffff:cc07:d709
204.7.215.10 0:0:0:0:0:ffff:cc07:d70a
204.7.215.11 0:0:0:0:0:ffff:cc07:d70b
204.7.215.12 0:0:0:0:0:ffff:cc07:d70c
204.7.215.13 0:0:0:0:0:ffff:cc07:d70d
204.7.215.14 0:0:0:0:0:ffff:cc07:d70e
204.7.215.15 0:0:0:0:0:ffff:cc07:d70f
204.7.215.16 0:0:0:0:0:ffff:cc07:d710
204.7.215.17 0:0:0:0:0:ffff:cc07:d711
204.7.215.18 0:0:0:0:0:ffff:cc07:d712
204.7.215.19 0:0:0:0:0:ffff:cc07:d713
204.7.215.20 0:0:0:0:0:ffff:cc07:d714
204.7.215.21 0:0:0:0:0:ffff:cc07:d715
204.7.215.22 0:0:0:0:0:ffff:cc07:d716
204.7.215.23 0:0:0:0:0:ffff:cc07:d717
204.7.215.24 0:0:0:0:0:ffff:cc07:d718
204.7.215.25 0:0:0:0:0:ffff:cc07:d719
204.7.215.26 0:0:0:0:0:ffff:cc07:d71a
204.7.215.27 0:0:0:0:0:ffff:cc07:d71b
204.7.215.28 0:0:0:0:0:ffff:cc07:d71c
204.7.215.29 0:0:0:0:0:ffff:cc07:d71d
204.7.215.30 0:0:0:0:0:ffff:cc07:d71e
204.7.215.31 0:0:0:0:0:ffff:cc07:d71f
204.7.215.32 0:0:0:0:0:ffff:cc07:d720
204.7.215.33 0:0:0:0:0:ffff:cc07:d721
204.7.215.34 0:0:0:0:0:ffff:cc07:d722
204.7.215.35 0:0:0:0:0:ffff:cc07:d723
204.7.215.36 0:0:0:0:0:ffff:cc07:d724
204.7.215.37 0:0:0:0:0:ffff:cc07:d725
204.7.215.38 0:0:0:0:0:ffff:cc07:d726
204.7.215.39 0:0:0:0:0:ffff:cc07:d727
204.7.215.40 0:0:0:0:0:ffff:cc07:d728
204.7.215.41 0:0:0:0:0:ffff:cc07:d729
204.7.215.42 0:0:0:0:0:ffff:cc07:d72a
204.7.215.43 0:0:0:0:0:ffff:cc07:d72b
204.7.215.44 0:0:0:0:0:ffff:cc07:d72c
204.7.215.45 0:0:0:0:0:ffff:cc07:d72d
204.7.215.46 0:0:0:0:0:ffff:cc07:d72e
204.7.215.47 0:0:0:0:0:ffff:cc07:d72f
204.7.215.48 0:0:0:0:0:ffff:cc07:d730
204.7.215.49 0:0:0:0:0:ffff:cc07:d731
204.7.215.50 0:0:0:0:0:ffff:cc07:d732
204.7.215.51 0:0:0:0:0:ffff:cc07:d733
204.7.215.52 0:0:0:0:0:ffff:cc07:d734
204.7.215.53 0:0:0:0:0:ffff:cc07:d735
204.7.215.54 0:0:0:0:0:ffff:cc07:d736
204.7.215.55 0:0:0:0:0:ffff:cc07:d737
204.7.215.56 0:0:0:0:0:ffff:cc07:d738
204.7.215.57 0:0:0:0:0:ffff:cc07:d739
204.7.215.58 0:0:0:0:0:ffff:cc07:d73a
204.7.215.59 0:0:0:0:0:ffff:cc07:d73b
204.7.215.60 0:0:0:0:0:ffff:cc07:d73c


204.7.215.61 0:0:0:0:0:ffff:cc07:d73d
204.7.215.62 0:0:0:0:0:ffff:cc07:d73e
204.7.215.63 0:0:0:0:0:ffff:cc07:d73f
204.7.215.64 0:0:0:0:0:ffff:cc07:d740
204.7.215.65 0:0:0:0:0:ffff:cc07:d741
204.7.215.66 0:0:0:0:0:ffff:cc07:d742
204.7.215.67 0:0:0:0:0:ffff:cc07:d743
204.7.215.68 0:0:0:0:0:ffff:cc07:d744
204.7.215.69 0:0:0:0:0:ffff:cc07:d745
204.7.215.70 0:0:0:0:0:ffff:cc07:d746
204.7.215.71 0:0:0:0:0:ffff:cc07:d747
204.7.215.72 0:0:0:0:0:ffff:cc07:d748
204.7.215.73 0:0:0:0:0:ffff:cc07:d749
204.7.215.74 0:0:0:0:0:ffff:cc07:d74a
204.7.215.75 0:0:0:0:0:ffff:cc07:d74b
204.7.215.76 0:0:0:0:0:ffff:cc07:d74c
204.7.215.77 0:0:0:0:0:ffff:cc07:d74d
204.7.215.78 0:0:0:0:0:ffff:cc07:d74e
204.7.215.79 0:0:0:0:0:ffff:cc07:d74f
204.7.215.80 0:0:0:0:0:ffff:cc07:d750
204.7.215.81 0:0:0:0:0:ffff:cc07:d751
204.7.215.82 0:0:0:0:0:ffff:cc07:d752
204.7.215.83 0:0:0:0:0:ffff:cc07:d753
204.7.215.84 0:0:0:0:0:ffff:cc07:d754
204.7.215.85 0:0:0:0:0:ffff:cc07:d755
204.7.215.86 0:0:0:0:0:ffff:cc07:d756
204.7.215.87 0:0:0:0:0:ffff:cc07:d757
204.7.215.88 0:0:0:0:0:ffff:cc07:d758
204.7.215.89 0:0:0:0:0:ffff:cc07:d759
204.7.215.90 0:0:0:0:0:ffff:cc07:d75a
204.7.215.91 0:0:0:0:0:ffff:cc07:d75b
204.7.215.92 0:0:0:0:0:ffff:cc07:d75c
204.7.215.93 0:0:0:0:0:ffff:cc07:d75d
204.7.215.94 0:0:0:0:0:ffff:cc07:d75e
204.7.215.95 0:0:0:0:0:ffff:cc07:d75f
204.7.215.96 0:0:0:0:0:ffff:cc07:d760
204.7.215.97 0:0:0:0:0:ffff:cc07:d761
204.7.215.98 0:0:0:0:0:ffff:cc07:d762
204.7.215.99 0:0:0:0:0:ffff:cc07:d763
204.7.215.100 0:0:0:0:0:ffff:cc07:d764
204.7.215.101 0:0:0:0:0:ffff:cc07:d765
204.7.215.102 0:0:0:0:0:ffff:cc07:d766
204.7.215.103 0:0:0:0:0:ffff:cc07:d767
204.7.215.104 0:0:0:0:0:ffff:cc07:d768
204.7.215.105 0:0:0:0:0:ffff:cc07:d769
204.7.215.106 0:0:0:0:0:ffff:cc07:d76a
204.7.215.107 0:0:0:0:0:ffff:cc07:d76b
204.7.215.108 0:0:0:0:0:ffff:cc07:d76c
204.7.215.109 0:0:0:0:0:ffff:cc07:d76d
204.7.215.110 0:0:0:0:0:ffff:cc07:d76e
204.7.215.111 0:0:0:0:0:ffff:cc07:d76f
204.7.215.112 0:0:0:0:0:ffff:cc07:d770
204.7.215.113 0:0:0:0:0:ffff:cc07:d771
204.7.215.114 0:0:0:0:0:ffff:cc07:d772
204.7.215.115 0:0:0:0:0:ffff:cc07:d773
204.7.215.116 0:0:0:0:0:ffff:cc07:d774
204.7.215.117 0:0:0:0:0:ffff:cc07:d775
204.7.215.118 0:0:0:0:0:ffff:cc07:d776
204.7.215.119 0:0:0:0:0:ffff:cc07:d777
204.7.215.120 0:0:0:0:0:ffff:cc07:d778


204.7.215.121 0:0:0:0:0:ffff:cc07:d779
204.7.215.122 0:0:0:0:0:ffff:cc07:d77a
204.7.215.123 0:0:0:0:0:ffff:cc07:d77b
204.7.215.124 0:0:0:0:0:ffff:cc07:d77c
204.7.215.125 0:0:0:0:0:ffff:cc07:d77d
204.7.215.126 0:0:0:0:0:ffff:cc07:d77e
204.7.215.127 0:0:0:0:0:ffff:cc07:d77f
204.7.215.128 0:0:0:0:0:ffff:cc07:d780
204.7.215.129 0:0:0:0:0:ffff:cc07:d781
204.7.215.130 0:0:0:0:0:ffff:cc07:d782
204.7.215.131 0:0:0:0:0:ffff:cc07:d783
204.7.215.132 0:0:0:0:0:ffff:cc07:d784
204.7.215.133 0:0:0:0:0:ffff:cc07:d785
204.7.215.134 0:0:0:0:0:ffff:cc07:d786
204.7.215.135 0:0:0:0:0:ffff:cc07:d787
204.7.215.136 0:0:0:0:0:ffff:cc07:d788
204.7.215.137 0:0:0:0:0:ffff:cc07:d789
204.7.215.138 0:0:0:0:0:ffff:cc07:d78a
204.7.215.139 0:0:0:0:0:ffff:cc07:d78b
204.7.215.140 0:0:0:0:0:ffff:cc07:d78c
204.7.215.141 0:0:0:0:0:ffff:cc07:d78d
204.7.215.142 0:0:0:0:0:ffff:cc07:d78e
204.7.215.143 0:0:0:0:0:ffff:cc07:d78f
204.7.215.144 0:0:0:0:0:ffff:cc07:d790
204.7.215.145 0:0:0:0:0:ffff:cc07:d791
204.7.215.146 0:0:0:0:0:ffff:cc07:d792
204.7.215.147 0:0:0:0:0:ffff:cc07:d793
204.7.215.148 0:0:0:0:0:ffff:cc07:d794
204.7.215.149 0:0:0:0:0:ffff:cc07:d795
204.7.215.150 0:0:0:0:0:ffff:cc07:d796
204.7.215.151 0:0:0:0:0:ffff:cc07:d797
204.7.215.152 0:0:0:0:0:ffff:cc07:d798
204.7.215.153 0:0:0:0:0:ffff:cc07:d799
204.7.215.154 0:0:0:0:0:ffff:cc07:d79a
204.7.215.155 0:0:0:0:0:ffff:cc07:d79b
204.7.215.156 0:0:0:0:0:ffff:cc07:d79c
204.7.215.157 0:0:0:0:0:ffff:cc07:d79d
204.7.215.158 0:0:0:0:0:ffff:cc07:d79e
204.7.215.159 0:0:0:0:0:ffff:cc07:d79f
204.7.215.160 0:0:0:0:0:ffff:cc07:d7a0
204.7.215.161 0:0:0:0:0:ffff:cc07:d7a1
204.7.215.162 0:0:0:0:0:ffff:cc07:d7a2
204.7.215.163 0:0:0:0:0:ffff:cc07:d7a3
204.7.215.164 0:0:0:0:0:ffff:cc07:d7a4
204.7.215.165 0:0:0:0:0:ffff:cc07:d7a5
204.7.215.166 0:0:0:0:0:ffff:cc07:d7a6
204.7.215.167 0:0:0:0:0:ffff:cc07:d7a7
204.7.215.168 0:0:0:0:0:ffff:cc07:d7a8
204.7.215.169 0:0:0:0:0:ffff:cc07:d7a9
204.7.215.170 0:0:0:0:0:ffff:cc07:d7aa
204.7.215.171 0:0:0:0:0:ffff:cc07:d7ab
204.7.215.172 0:0:0:0:0:ffff:cc07:d7ac
204.7.215.173 0:0:0:0:0:ffff:cc07:d7ad
204.7.215.174 0:0:0:0:0:ffff:cc07:d7ae
204.7.215.175 0:0:0:0:0:ffff:cc07:d7af
204.7.215.176 0:0:0:0:0:ffff:cc07:d7b0
204.7.215.177 0:0:0:0:0:ffff:cc07:d7b1
204.7.215.178 0:0:0:0:0:ffff:cc07:d7b2
204.7.215.179 0:0:0:0:0:ffff:cc07:d7b3
204.7.215.180 0:0:0:0:0:ffff:cc07:d7b4


204.7.215.181 0:0:0:0:0:ffff:cc07:d7b5
204.7.215.182 0:0:0:0:0:ffff:cc07:d7b6
204.7.215.183 0:0:0:0:0:ffff:cc07:d7b7
204.7.215.184 0:0:0:0:0:ffff:cc07:d7b8
204.7.215.185 0:0:0:0:0:ffff:cc07:d7b9
204.7.215.186 0:0:0:0:0:ffff:cc07:d7ba
204.7.215.187 0:0:0:0:0:ffff:cc07:d7bb
204.7.215.188 0:0:0:0:0:ffff:cc07:d7bc
204.7.215.189 0:0:0:0:0:ffff:cc07:d7bd
204.7.215.190 0:0:0:0:0:ffff:cc07:d7be
204.7.215.191 0:0:0:0:0:ffff:cc07:d7bf
204.7.215.192 0:0:0:0:0:ffff:cc07:d7c0
204.7.215.193 0:0:0:0:0:ffff:cc07:d7c1
204.7.215.194 0:0:0:0:0:ffff:cc07:d7c2
204.7.215.195 0:0:0:0:0:ffff:cc07:d7c3
204.7.215.196 0:0:0:0:0:ffff:cc07:d7c4
204.7.215.197 0:0:0:0:0:ffff:cc07:d7c5
204.7.215.198 0:0:0:0:0:ffff:cc07:d7c6
204.7.215.199 0:0:0:0:0:ffff:cc07:d7c7
204.7.215.200 0:0:0:0:0:ffff:cc07:d7c8
204.7.215.201 0:0:0:0:0:ffff:cc07:d7c9
204.7.215.202 0:0:0:0:0:ffff:cc07:d7ca
204.7.215.203 0:0:0:0:0:ffff:cc07:d7cb
204.7.215.204 0:0:0:0:0:ffff:cc07:d7cc
204.7.215.205 0:0:0:0:0:ffff:cc07:d7cd
204.7.215.206 0:0:0:0:0:ffff:cc07:d7ce
204.7.215.207 0:0:0:0:0:ffff:cc07:d7cf
204.7.215.208 0:0:0:0:0:ffff:cc07:d7d0
204.7.215.209 0:0:0:0:0:ffff:cc07:d7d1
204.7.215.210 0:0:0:0:0:ffff:cc07:d7d2
204.7.215.211 0:0:0:0:0:ffff:cc07:d7d3
204.7.215.212 0:0:0:0:0:ffff:cc07:d7d4
204.7.215.213 0:0:0:0:0:ffff:cc07:d7d5
204.7.215.214 0:0:0:0:0:ffff:cc07:d7d6
204.7.215.215 0:0:0:0:0:ffff:cc07:d7d7
204.7.215.216 0:0:0:0:0:ffff:cc07:d7d8
204.7.215.217 0:0:0:0:0:ffff:cc07:d7d9
204.7.215.218 0:0:0:0:0:ffff:cc07:d7da
204.7.215.219 0:0:0:0:0:ffff:cc07:d7db
204.7.215.220 0:0:0:0:0:ffff:cc07:d7dc
204.7.215.221 0:0:0:0:0:ffff:cc07:d7dd
204.7.215.222 0:0:0:0:0:ffff:cc07:d7de
204.7.215.223 0:0:0:0:0:ffff:cc07:d7df
204.7.215.224 0:0:0:0:0:ffff:cc07:d7e0
204.7.215.225 0:0:0:0:0:ffff:cc07:d7e1
204.7.215.226 0:0:0:0:0:ffff:cc07:d7e2
204.7.215.227 0:0:0:0:0:ffff:cc07:d7e3
204.7.215.228 0:0:0:0:0:ffff:cc07:d7e4
204.7.215.229 0:0:0:0:0:ffff:cc07:d7e5
204.7.215.230 0:0:0:0:0:ffff:cc07:d7e6
204.7.215.231 0:0:0:0:0:ffff:cc07:d7e7
204.7.215.232 0:0:0:0:0:ffff:cc07:d7e8
204.7.215.233 0:0:0:0:0:ffff:cc07:d7e9
204.7.215.234 0:0:0:0:0:ffff:cc07:d7ea
204.7.215.235 0:0:0:0:0:ffff:cc07:d7eb
204.7.215.236 0:0:0:0:0:ffff:cc07:d7ec
204.7.215.237 0:0:0:0:0:ffff:cc07:d7ed
204.7.215.238 0:0:0:0:0:ffff:cc07:d7ee
204.7.215.239 0:0:0:0:0:ffff:cc07:d7ef
204.7.215.240 0:0:0:0:0:ffff:cc07:d7f0
204.7.215.241 0:0:0:0:0:ffff:cc07:d7f1
204.7.215.242 0:0:0:0:0:ffff:cc07:d7f2
204.7.215.243 0:0:0:0:0:ffff:cc07:d7f3
204.7.215.244 0:0:0:0:0:ffff:cc07:d7f4
204.7.215.245 0:0:0:0:0:ffff:cc07:d7f5
204.7.215.246 0:0:0:0:0:ffff:cc07:d7f6
204.7.215.247 0:0:0:0:0:ffff:cc07:d7f7
204.7.215.248 0:0:0:0:0:ffff:cc07:d7f8
204.7.215.249 0:0:0:0:0:ffff:cc07:d7f9
204.7.215.250 0:0:0:0:0:ffff:cc07:d7fa
204.7.215.251 0:0:0:0:0:ffff:cc07:d7fb
204.7.215.252 0:0:0:0:0:ffff:cc07:d7fc
204.7.215.253 0:0:0:0:0:ffff:cc07:d7fd
204.7.215.254 0:0:0:0:0:ffff:cc07:d7fe
204.7.215.255 0:0:0:0:0:ffff:cc07:d7ff


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.