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
28.212.40.1 0:0:0:0:0:ffff:1cd4:2801
28.212.40.2 0:0:0:0:0:ffff:1cd4:2802
28.212.40.3 0:0:0:0:0:ffff:1cd4:2803
28.212.40.4 0:0:0:0:0:ffff:1cd4:2804
28.212.40.5 0:0:0:0:0:ffff:1cd4:2805
28.212.40.6 0:0:0:0:0:ffff:1cd4:2806
28.212.40.7 0:0:0:0:0:ffff:1cd4:2807
28.212.40.8 0:0:0:0:0:ffff:1cd4:2808
28.212.40.9 0:0:0:0:0:ffff:1cd4:2809
28.212.40.10 0:0:0:0:0:ffff:1cd4:280a
28.212.40.11 0:0:0:0:0:ffff:1cd4:280b
28.212.40.12 0:0:0:0:0:ffff:1cd4:280c
28.212.40.13 0:0:0:0:0:ffff:1cd4:280d
28.212.40.14 0:0:0:0:0:ffff:1cd4:280e
28.212.40.15 0:0:0:0:0:ffff:1cd4:280f
28.212.40.16 0:0:0:0:0:ffff:1cd4:2810
28.212.40.17 0:0:0:0:0:ffff:1cd4:2811
28.212.40.18 0:0:0:0:0:ffff:1cd4:2812
28.212.40.19 0:0:0:0:0:ffff:1cd4:2813
28.212.40.20 0:0:0:0:0:ffff:1cd4:2814
28.212.40.21 0:0:0:0:0:ffff:1cd4:2815
28.212.40.22 0:0:0:0:0:ffff:1cd4:2816
28.212.40.23 0:0:0:0:0:ffff:1cd4:2817
28.212.40.24 0:0:0:0:0:ffff:1cd4:2818
28.212.40.25 0:0:0:0:0:ffff:1cd4:2819
28.212.40.26 0:0:0:0:0:ffff:1cd4:281a
28.212.40.27 0:0:0:0:0:ffff:1cd4:281b
28.212.40.28 0:0:0:0:0:ffff:1cd4:281c
28.212.40.29 0:0:0:0:0:ffff:1cd4:281d
28.212.40.30 0:0:0:0:0:ffff:1cd4:281e
28.212.40.31 0:0:0:0:0:ffff:1cd4:281f
28.212.40.32 0:0:0:0:0:ffff:1cd4:2820
28.212.40.33 0:0:0:0:0:ffff:1cd4:2821
28.212.40.34 0:0:0:0:0:ffff:1cd4:2822
28.212.40.35 0:0:0:0:0:ffff:1cd4:2823
28.212.40.36 0:0:0:0:0:ffff:1cd4:2824
28.212.40.37 0:0:0:0:0:ffff:1cd4:2825
28.212.40.38 0:0:0:0:0:ffff:1cd4:2826
28.212.40.39 0:0:0:0:0:ffff:1cd4:2827
28.212.40.40 0:0:0:0:0:ffff:1cd4:2828
28.212.40.41 0:0:0:0:0:ffff:1cd4:2829
28.212.40.42 0:0:0:0:0:ffff:1cd4:282a
28.212.40.43 0:0:0:0:0:ffff:1cd4:282b
28.212.40.44 0:0:0:0:0:ffff:1cd4:282c
28.212.40.45 0:0:0:0:0:ffff:1cd4:282d
28.212.40.46 0:0:0:0:0:ffff:1cd4:282e
28.212.40.47 0:0:0:0:0:ffff:1cd4:282f
28.212.40.48 0:0:0:0:0:ffff:1cd4:2830
28.212.40.49 0:0:0:0:0:ffff:1cd4:2831
28.212.40.50 0:0:0:0:0:ffff:1cd4:2832
28.212.40.51 0:0:0:0:0:ffff:1cd4:2833
28.212.40.52 0:0:0:0:0:ffff:1cd4:2834
28.212.40.53 0:0:0:0:0:ffff:1cd4:2835
28.212.40.54 0:0:0:0:0:ffff:1cd4:2836
28.212.40.55 0:0:0:0:0:ffff:1cd4:2837
28.212.40.56 0:0:0:0:0:ffff:1cd4:2838
28.212.40.57 0:0:0:0:0:ffff:1cd4:2839
28.212.40.58 0:0:0:0:0:ffff:1cd4:283a
28.212.40.59 0:0:0:0:0:ffff:1cd4:283b
28.212.40.60 0:0:0:0:0:ffff:1cd4:283c


28.212.40.61 0:0:0:0:0:ffff:1cd4:283d
28.212.40.62 0:0:0:0:0:ffff:1cd4:283e
28.212.40.63 0:0:0:0:0:ffff:1cd4:283f
28.212.40.64 0:0:0:0:0:ffff:1cd4:2840
28.212.40.65 0:0:0:0:0:ffff:1cd4:2841
28.212.40.66 0:0:0:0:0:ffff:1cd4:2842
28.212.40.67 0:0:0:0:0:ffff:1cd4:2843
28.212.40.68 0:0:0:0:0:ffff:1cd4:2844
28.212.40.69 0:0:0:0:0:ffff:1cd4:2845
28.212.40.70 0:0:0:0:0:ffff:1cd4:2846
28.212.40.71 0:0:0:0:0:ffff:1cd4:2847
28.212.40.72 0:0:0:0:0:ffff:1cd4:2848
28.212.40.73 0:0:0:0:0:ffff:1cd4:2849
28.212.40.74 0:0:0:0:0:ffff:1cd4:284a
28.212.40.75 0:0:0:0:0:ffff:1cd4:284b
28.212.40.76 0:0:0:0:0:ffff:1cd4:284c
28.212.40.77 0:0:0:0:0:ffff:1cd4:284d
28.212.40.78 0:0:0:0:0:ffff:1cd4:284e
28.212.40.79 0:0:0:0:0:ffff:1cd4:284f
28.212.40.80 0:0:0:0:0:ffff:1cd4:2850
28.212.40.81 0:0:0:0:0:ffff:1cd4:2851
28.212.40.82 0:0:0:0:0:ffff:1cd4:2852
28.212.40.83 0:0:0:0:0:ffff:1cd4:2853
28.212.40.84 0:0:0:0:0:ffff:1cd4:2854
28.212.40.85 0:0:0:0:0:ffff:1cd4:2855
28.212.40.86 0:0:0:0:0:ffff:1cd4:2856
28.212.40.87 0:0:0:0:0:ffff:1cd4:2857
28.212.40.88 0:0:0:0:0:ffff:1cd4:2858
28.212.40.89 0:0:0:0:0:ffff:1cd4:2859
28.212.40.90 0:0:0:0:0:ffff:1cd4:285a
28.212.40.91 0:0:0:0:0:ffff:1cd4:285b
28.212.40.92 0:0:0:0:0:ffff:1cd4:285c
28.212.40.93 0:0:0:0:0:ffff:1cd4:285d
28.212.40.94 0:0:0:0:0:ffff:1cd4:285e
28.212.40.95 0:0:0:0:0:ffff:1cd4:285f
28.212.40.96 0:0:0:0:0:ffff:1cd4:2860
28.212.40.97 0:0:0:0:0:ffff:1cd4:2861
28.212.40.98 0:0:0:0:0:ffff:1cd4:2862
28.212.40.99 0:0:0:0:0:ffff:1cd4:2863
28.212.40.100 0:0:0:0:0:ffff:1cd4:2864
28.212.40.101 0:0:0:0:0:ffff:1cd4:2865
28.212.40.102 0:0:0:0:0:ffff:1cd4:2866
28.212.40.103 0:0:0:0:0:ffff:1cd4:2867
28.212.40.104 0:0:0:0:0:ffff:1cd4:2868
28.212.40.105 0:0:0:0:0:ffff:1cd4:2869
28.212.40.106 0:0:0:0:0:ffff:1cd4:286a
28.212.40.107 0:0:0:0:0:ffff:1cd4:286b
28.212.40.108 0:0:0:0:0:ffff:1cd4:286c
28.212.40.109 0:0:0:0:0:ffff:1cd4:286d
28.212.40.110 0:0:0:0:0:ffff:1cd4:286e
28.212.40.111 0:0:0:0:0:ffff:1cd4:286f
28.212.40.112 0:0:0:0:0:ffff:1cd4:2870
28.212.40.113 0:0:0:0:0:ffff:1cd4:2871
28.212.40.114 0:0:0:0:0:ffff:1cd4:2872
28.212.40.115 0:0:0:0:0:ffff:1cd4:2873
28.212.40.116 0:0:0:0:0:ffff:1cd4:2874
28.212.40.117 0:0:0:0:0:ffff:1cd4:2875
28.212.40.118 0:0:0:0:0:ffff:1cd4:2876
28.212.40.119 0:0:0:0:0:ffff:1cd4:2877
28.212.40.120 0:0:0:0:0:ffff:1cd4:2878


28.212.40.121 0:0:0:0:0:ffff:1cd4:2879
28.212.40.122 0:0:0:0:0:ffff:1cd4:287a
28.212.40.123 0:0:0:0:0:ffff:1cd4:287b
28.212.40.124 0:0:0:0:0:ffff:1cd4:287c
28.212.40.125 0:0:0:0:0:ffff:1cd4:287d
28.212.40.126 0:0:0:0:0:ffff:1cd4:287e
28.212.40.127 0:0:0:0:0:ffff:1cd4:287f
28.212.40.128 0:0:0:0:0:ffff:1cd4:2880
28.212.40.129 0:0:0:0:0:ffff:1cd4:2881
28.212.40.130 0:0:0:0:0:ffff:1cd4:2882
28.212.40.131 0:0:0:0:0:ffff:1cd4:2883
28.212.40.132 0:0:0:0:0:ffff:1cd4:2884
28.212.40.133 0:0:0:0:0:ffff:1cd4:2885
28.212.40.134 0:0:0:0:0:ffff:1cd4:2886
28.212.40.135 0:0:0:0:0:ffff:1cd4:2887
28.212.40.136 0:0:0:0:0:ffff:1cd4:2888
28.212.40.137 0:0:0:0:0:ffff:1cd4:2889
28.212.40.138 0:0:0:0:0:ffff:1cd4:288a
28.212.40.139 0:0:0:0:0:ffff:1cd4:288b
28.212.40.140 0:0:0:0:0:ffff:1cd4:288c
28.212.40.141 0:0:0:0:0:ffff:1cd4:288d
28.212.40.142 0:0:0:0:0:ffff:1cd4:288e
28.212.40.143 0:0:0:0:0:ffff:1cd4:288f
28.212.40.144 0:0:0:0:0:ffff:1cd4:2890
28.212.40.145 0:0:0:0:0:ffff:1cd4:2891
28.212.40.146 0:0:0:0:0:ffff:1cd4:2892
28.212.40.147 0:0:0:0:0:ffff:1cd4:2893
28.212.40.148 0:0:0:0:0:ffff:1cd4:2894
28.212.40.149 0:0:0:0:0:ffff:1cd4:2895
28.212.40.150 0:0:0:0:0:ffff:1cd4:2896
28.212.40.151 0:0:0:0:0:ffff:1cd4:2897
28.212.40.152 0:0:0:0:0:ffff:1cd4:2898
28.212.40.153 0:0:0:0:0:ffff:1cd4:2899
28.212.40.154 0:0:0:0:0:ffff:1cd4:289a
28.212.40.155 0:0:0:0:0:ffff:1cd4:289b
28.212.40.156 0:0:0:0:0:ffff:1cd4:289c
28.212.40.157 0:0:0:0:0:ffff:1cd4:289d
28.212.40.158 0:0:0:0:0:ffff:1cd4:289e
28.212.40.159 0:0:0:0:0:ffff:1cd4:289f
28.212.40.160 0:0:0:0:0:ffff:1cd4:28a0
28.212.40.161 0:0:0:0:0:ffff:1cd4:28a1
28.212.40.162 0:0:0:0:0:ffff:1cd4:28a2
28.212.40.163 0:0:0:0:0:ffff:1cd4:28a3
28.212.40.164 0:0:0:0:0:ffff:1cd4:28a4
28.212.40.165 0:0:0:0:0:ffff:1cd4:28a5
28.212.40.166 0:0:0:0:0:ffff:1cd4:28a6
28.212.40.167 0:0:0:0:0:ffff:1cd4:28a7
28.212.40.168 0:0:0:0:0:ffff:1cd4:28a8
28.212.40.169 0:0:0:0:0:ffff:1cd4:28a9
28.212.40.170 0:0:0:0:0:ffff:1cd4:28aa
28.212.40.171 0:0:0:0:0:ffff:1cd4:28ab
28.212.40.172 0:0:0:0:0:ffff:1cd4:28ac
28.212.40.173 0:0:0:0:0:ffff:1cd4:28ad
28.212.40.174 0:0:0:0:0:ffff:1cd4:28ae
28.212.40.175 0:0:0:0:0:ffff:1cd4:28af
28.212.40.176 0:0:0:0:0:ffff:1cd4:28b0
28.212.40.177 0:0:0:0:0:ffff:1cd4:28b1
28.212.40.178 0:0:0:0:0:ffff:1cd4:28b2
28.212.40.179 0:0:0:0:0:ffff:1cd4:28b3
28.212.40.180 0:0:0:0:0:ffff:1cd4:28b4


28.212.40.181 0:0:0:0:0:ffff:1cd4:28b5
28.212.40.182 0:0:0:0:0:ffff:1cd4:28b6
28.212.40.183 0:0:0:0:0:ffff:1cd4:28b7
28.212.40.184 0:0:0:0:0:ffff:1cd4:28b8
28.212.40.185 0:0:0:0:0:ffff:1cd4:28b9
28.212.40.186 0:0:0:0:0:ffff:1cd4:28ba
28.212.40.187 0:0:0:0:0:ffff:1cd4:28bb
28.212.40.188 0:0:0:0:0:ffff:1cd4:28bc
28.212.40.189 0:0:0:0:0:ffff:1cd4:28bd
28.212.40.190 0:0:0:0:0:ffff:1cd4:28be
28.212.40.191 0:0:0:0:0:ffff:1cd4:28bf
28.212.40.192 0:0:0:0:0:ffff:1cd4:28c0
28.212.40.193 0:0:0:0:0:ffff:1cd4:28c1
28.212.40.194 0:0:0:0:0:ffff:1cd4:28c2
28.212.40.195 0:0:0:0:0:ffff:1cd4:28c3
28.212.40.196 0:0:0:0:0:ffff:1cd4:28c4
28.212.40.197 0:0:0:0:0:ffff:1cd4:28c5
28.212.40.198 0:0:0:0:0:ffff:1cd4:28c6
28.212.40.199 0:0:0:0:0:ffff:1cd4:28c7
28.212.40.200 0:0:0:0:0:ffff:1cd4:28c8
28.212.40.201 0:0:0:0:0:ffff:1cd4:28c9
28.212.40.202 0:0:0:0:0:ffff:1cd4:28ca
28.212.40.203 0:0:0:0:0:ffff:1cd4:28cb
28.212.40.204 0:0:0:0:0:ffff:1cd4:28cc
28.212.40.205 0:0:0:0:0:ffff:1cd4:28cd
28.212.40.206 0:0:0:0:0:ffff:1cd4:28ce
28.212.40.207 0:0:0:0:0:ffff:1cd4:28cf
28.212.40.208 0:0:0:0:0:ffff:1cd4:28d0
28.212.40.209 0:0:0:0:0:ffff:1cd4:28d1
28.212.40.210 0:0:0:0:0:ffff:1cd4:28d2
28.212.40.211 0:0:0:0:0:ffff:1cd4:28d3
28.212.40.212 0:0:0:0:0:ffff:1cd4:28d4
28.212.40.213 0:0:0:0:0:ffff:1cd4:28d5
28.212.40.214 0:0:0:0:0:ffff:1cd4:28d6
28.212.40.215 0:0:0:0:0:ffff:1cd4:28d7
28.212.40.216 0:0:0:0:0:ffff:1cd4:28d8
28.212.40.217 0:0:0:0:0:ffff:1cd4:28d9
28.212.40.218 0:0:0:0:0:ffff:1cd4:28da
28.212.40.219 0:0:0:0:0:ffff:1cd4:28db
28.212.40.220 0:0:0:0:0:ffff:1cd4:28dc
28.212.40.221 0:0:0:0:0:ffff:1cd4:28dd
28.212.40.222 0:0:0:0:0:ffff:1cd4:28de
28.212.40.223 0:0:0:0:0:ffff:1cd4:28df
28.212.40.224 0:0:0:0:0:ffff:1cd4:28e0
28.212.40.225 0:0:0:0:0:ffff:1cd4:28e1
28.212.40.226 0:0:0:0:0:ffff:1cd4:28e2
28.212.40.227 0:0:0:0:0:ffff:1cd4:28e3
28.212.40.228 0:0:0:0:0:ffff:1cd4:28e4
28.212.40.229 0:0:0:0:0:ffff:1cd4:28e5
28.212.40.230 0:0:0:0:0:ffff:1cd4:28e6
28.212.40.231 0:0:0:0:0:ffff:1cd4:28e7
28.212.40.232 0:0:0:0:0:ffff:1cd4:28e8
28.212.40.233 0:0:0:0:0:ffff:1cd4:28e9
28.212.40.234 0:0:0:0:0:ffff:1cd4:28ea
28.212.40.235 0:0:0:0:0:ffff:1cd4:28eb
28.212.40.236 0:0:0:0:0:ffff:1cd4:28ec
28.212.40.237 0:0:0:0:0:ffff:1cd4:28ed
28.212.40.238 0:0:0:0:0:ffff:1cd4:28ee
28.212.40.239 0:0:0:0:0:ffff:1cd4:28ef
28.212.40.240 0:0:0:0:0:ffff:1cd4:28f0
28.212.40.241 0:0:0:0:0:ffff:1cd4:28f1
28.212.40.242 0:0:0:0:0:ffff:1cd4:28f2
28.212.40.243 0:0:0:0:0:ffff:1cd4:28f3
28.212.40.244 0:0:0:0:0:ffff:1cd4:28f4
28.212.40.245 0:0:0:0:0:ffff:1cd4:28f5
28.212.40.246 0:0:0:0:0:ffff:1cd4:28f6
28.212.40.247 0:0:0:0:0:ffff:1cd4:28f7
28.212.40.248 0:0:0:0:0:ffff:1cd4:28f8
28.212.40.249 0:0:0:0:0:ffff:1cd4:28f9
28.212.40.250 0:0:0:0:0:ffff:1cd4:28fa
28.212.40.251 0:0:0:0:0:ffff:1cd4:28fb
28.212.40.252 0:0:0:0:0:ffff:1cd4:28fc
28.212.40.253 0:0:0:0:0:ffff:1cd4:28fd
28.212.40.254 0:0:0:0:0:ffff:1cd4:28fe
28.212.40.255 0:0:0:0:0:ffff:1cd4:28ff


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.