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
100.13.40.1 0:0:0:0:0:ffff:640d:2801
100.13.40.2 0:0:0:0:0:ffff:640d:2802
100.13.40.3 0:0:0:0:0:ffff:640d:2803
100.13.40.4 0:0:0:0:0:ffff:640d:2804
100.13.40.5 0:0:0:0:0:ffff:640d:2805
100.13.40.6 0:0:0:0:0:ffff:640d:2806
100.13.40.7 0:0:0:0:0:ffff:640d:2807
100.13.40.8 0:0:0:0:0:ffff:640d:2808
100.13.40.9 0:0:0:0:0:ffff:640d:2809
100.13.40.10 0:0:0:0:0:ffff:640d:280a
100.13.40.11 0:0:0:0:0:ffff:640d:280b
100.13.40.12 0:0:0:0:0:ffff:640d:280c
100.13.40.13 0:0:0:0:0:ffff:640d:280d
100.13.40.14 0:0:0:0:0:ffff:640d:280e
100.13.40.15 0:0:0:0:0:ffff:640d:280f
100.13.40.16 0:0:0:0:0:ffff:640d:2810
100.13.40.17 0:0:0:0:0:ffff:640d:2811
100.13.40.18 0:0:0:0:0:ffff:640d:2812
100.13.40.19 0:0:0:0:0:ffff:640d:2813
100.13.40.20 0:0:0:0:0:ffff:640d:2814
100.13.40.21 0:0:0:0:0:ffff:640d:2815
100.13.40.22 0:0:0:0:0:ffff:640d:2816
100.13.40.23 0:0:0:0:0:ffff:640d:2817
100.13.40.24 0:0:0:0:0:ffff:640d:2818
100.13.40.25 0:0:0:0:0:ffff:640d:2819
100.13.40.26 0:0:0:0:0:ffff:640d:281a
100.13.40.27 0:0:0:0:0:ffff:640d:281b
100.13.40.28 0:0:0:0:0:ffff:640d:281c
100.13.40.29 0:0:0:0:0:ffff:640d:281d
100.13.40.30 0:0:0:0:0:ffff:640d:281e
100.13.40.31 0:0:0:0:0:ffff:640d:281f
100.13.40.32 0:0:0:0:0:ffff:640d:2820
100.13.40.33 0:0:0:0:0:ffff:640d:2821
100.13.40.34 0:0:0:0:0:ffff:640d:2822
100.13.40.35 0:0:0:0:0:ffff:640d:2823
100.13.40.36 0:0:0:0:0:ffff:640d:2824
100.13.40.37 0:0:0:0:0:ffff:640d:2825
100.13.40.38 0:0:0:0:0:ffff:640d:2826
100.13.40.39 0:0:0:0:0:ffff:640d:2827
100.13.40.40 0:0:0:0:0:ffff:640d:2828
100.13.40.41 0:0:0:0:0:ffff:640d:2829
100.13.40.42 0:0:0:0:0:ffff:640d:282a
100.13.40.43 0:0:0:0:0:ffff:640d:282b
100.13.40.44 0:0:0:0:0:ffff:640d:282c
100.13.40.45 0:0:0:0:0:ffff:640d:282d
100.13.40.46 0:0:0:0:0:ffff:640d:282e
100.13.40.47 0:0:0:0:0:ffff:640d:282f
100.13.40.48 0:0:0:0:0:ffff:640d:2830
100.13.40.49 0:0:0:0:0:ffff:640d:2831
100.13.40.50 0:0:0:0:0:ffff:640d:2832
100.13.40.51 0:0:0:0:0:ffff:640d:2833
100.13.40.52 0:0:0:0:0:ffff:640d:2834
100.13.40.53 0:0:0:0:0:ffff:640d:2835
100.13.40.54 0:0:0:0:0:ffff:640d:2836
100.13.40.55 0:0:0:0:0:ffff:640d:2837
100.13.40.56 0:0:0:0:0:ffff:640d:2838
100.13.40.57 0:0:0:0:0:ffff:640d:2839
100.13.40.58 0:0:0:0:0:ffff:640d:283a
100.13.40.59 0:0:0:0:0:ffff:640d:283b
100.13.40.60 0:0:0:0:0:ffff:640d:283c


100.13.40.61 0:0:0:0:0:ffff:640d:283d
100.13.40.62 0:0:0:0:0:ffff:640d:283e
100.13.40.63 0:0:0:0:0:ffff:640d:283f
100.13.40.64 0:0:0:0:0:ffff:640d:2840
100.13.40.65 0:0:0:0:0:ffff:640d:2841
100.13.40.66 0:0:0:0:0:ffff:640d:2842
100.13.40.67 0:0:0:0:0:ffff:640d:2843
100.13.40.68 0:0:0:0:0:ffff:640d:2844
100.13.40.69 0:0:0:0:0:ffff:640d:2845
100.13.40.70 0:0:0:0:0:ffff:640d:2846
100.13.40.71 0:0:0:0:0:ffff:640d:2847
100.13.40.72 0:0:0:0:0:ffff:640d:2848
100.13.40.73 0:0:0:0:0:ffff:640d:2849
100.13.40.74 0:0:0:0:0:ffff:640d:284a
100.13.40.75 0:0:0:0:0:ffff:640d:284b
100.13.40.76 0:0:0:0:0:ffff:640d:284c
100.13.40.77 0:0:0:0:0:ffff:640d:284d
100.13.40.78 0:0:0:0:0:ffff:640d:284e
100.13.40.79 0:0:0:0:0:ffff:640d:284f
100.13.40.80 0:0:0:0:0:ffff:640d:2850
100.13.40.81 0:0:0:0:0:ffff:640d:2851
100.13.40.82 0:0:0:0:0:ffff:640d:2852
100.13.40.83 0:0:0:0:0:ffff:640d:2853
100.13.40.84 0:0:0:0:0:ffff:640d:2854
100.13.40.85 0:0:0:0:0:ffff:640d:2855
100.13.40.86 0:0:0:0:0:ffff:640d:2856
100.13.40.87 0:0:0:0:0:ffff:640d:2857
100.13.40.88 0:0:0:0:0:ffff:640d:2858
100.13.40.89 0:0:0:0:0:ffff:640d:2859
100.13.40.90 0:0:0:0:0:ffff:640d:285a
100.13.40.91 0:0:0:0:0:ffff:640d:285b
100.13.40.92 0:0:0:0:0:ffff:640d:285c
100.13.40.93 0:0:0:0:0:ffff:640d:285d
100.13.40.94 0:0:0:0:0:ffff:640d:285e
100.13.40.95 0:0:0:0:0:ffff:640d:285f
100.13.40.96 0:0:0:0:0:ffff:640d:2860
100.13.40.97 0:0:0:0:0:ffff:640d:2861
100.13.40.98 0:0:0:0:0:ffff:640d:2862
100.13.40.99 0:0:0:0:0:ffff:640d:2863
100.13.40.100 0:0:0:0:0:ffff:640d:2864
100.13.40.101 0:0:0:0:0:ffff:640d:2865
100.13.40.102 0:0:0:0:0:ffff:640d:2866
100.13.40.103 0:0:0:0:0:ffff:640d:2867
100.13.40.104 0:0:0:0:0:ffff:640d:2868
100.13.40.105 0:0:0:0:0:ffff:640d:2869
100.13.40.106 0:0:0:0:0:ffff:640d:286a
100.13.40.107 0:0:0:0:0:ffff:640d:286b
100.13.40.108 0:0:0:0:0:ffff:640d:286c
100.13.40.109 0:0:0:0:0:ffff:640d:286d
100.13.40.110 0:0:0:0:0:ffff:640d:286e
100.13.40.111 0:0:0:0:0:ffff:640d:286f
100.13.40.112 0:0:0:0:0:ffff:640d:2870
100.13.40.113 0:0:0:0:0:ffff:640d:2871
100.13.40.114 0:0:0:0:0:ffff:640d:2872
100.13.40.115 0:0:0:0:0:ffff:640d:2873
100.13.40.116 0:0:0:0:0:ffff:640d:2874
100.13.40.117 0:0:0:0:0:ffff:640d:2875
100.13.40.118 0:0:0:0:0:ffff:640d:2876
100.13.40.119 0:0:0:0:0:ffff:640d:2877
100.13.40.120 0:0:0:0:0:ffff:640d:2878


100.13.40.121 0:0:0:0:0:ffff:640d:2879
100.13.40.122 0:0:0:0:0:ffff:640d:287a
100.13.40.123 0:0:0:0:0:ffff:640d:287b
100.13.40.124 0:0:0:0:0:ffff:640d:287c
100.13.40.125 0:0:0:0:0:ffff:640d:287d
100.13.40.126 0:0:0:0:0:ffff:640d:287e
100.13.40.127 0:0:0:0:0:ffff:640d:287f
100.13.40.128 0:0:0:0:0:ffff:640d:2880
100.13.40.129 0:0:0:0:0:ffff:640d:2881
100.13.40.130 0:0:0:0:0:ffff:640d:2882
100.13.40.131 0:0:0:0:0:ffff:640d:2883
100.13.40.132 0:0:0:0:0:ffff:640d:2884
100.13.40.133 0:0:0:0:0:ffff:640d:2885
100.13.40.134 0:0:0:0:0:ffff:640d:2886
100.13.40.135 0:0:0:0:0:ffff:640d:2887
100.13.40.136 0:0:0:0:0:ffff:640d:2888
100.13.40.137 0:0:0:0:0:ffff:640d:2889
100.13.40.138 0:0:0:0:0:ffff:640d:288a
100.13.40.139 0:0:0:0:0:ffff:640d:288b
100.13.40.140 0:0:0:0:0:ffff:640d:288c
100.13.40.141 0:0:0:0:0:ffff:640d:288d
100.13.40.142 0:0:0:0:0:ffff:640d:288e
100.13.40.143 0:0:0:0:0:ffff:640d:288f
100.13.40.144 0:0:0:0:0:ffff:640d:2890
100.13.40.145 0:0:0:0:0:ffff:640d:2891
100.13.40.146 0:0:0:0:0:ffff:640d:2892
100.13.40.147 0:0:0:0:0:ffff:640d:2893
100.13.40.148 0:0:0:0:0:ffff:640d:2894
100.13.40.149 0:0:0:0:0:ffff:640d:2895
100.13.40.150 0:0:0:0:0:ffff:640d:2896
100.13.40.151 0:0:0:0:0:ffff:640d:2897
100.13.40.152 0:0:0:0:0:ffff:640d:2898
100.13.40.153 0:0:0:0:0:ffff:640d:2899
100.13.40.154 0:0:0:0:0:ffff:640d:289a
100.13.40.155 0:0:0:0:0:ffff:640d:289b
100.13.40.156 0:0:0:0:0:ffff:640d:289c
100.13.40.157 0:0:0:0:0:ffff:640d:289d
100.13.40.158 0:0:0:0:0:ffff:640d:289e
100.13.40.159 0:0:0:0:0:ffff:640d:289f
100.13.40.160 0:0:0:0:0:ffff:640d:28a0
100.13.40.161 0:0:0:0:0:ffff:640d:28a1
100.13.40.162 0:0:0:0:0:ffff:640d:28a2
100.13.40.163 0:0:0:0:0:ffff:640d:28a3
100.13.40.164 0:0:0:0:0:ffff:640d:28a4
100.13.40.165 0:0:0:0:0:ffff:640d:28a5
100.13.40.166 0:0:0:0:0:ffff:640d:28a6
100.13.40.167 0:0:0:0:0:ffff:640d:28a7
100.13.40.168 0:0:0:0:0:ffff:640d:28a8
100.13.40.169 0:0:0:0:0:ffff:640d:28a9
100.13.40.170 0:0:0:0:0:ffff:640d:28aa
100.13.40.171 0:0:0:0:0:ffff:640d:28ab
100.13.40.172 0:0:0:0:0:ffff:640d:28ac
100.13.40.173 0:0:0:0:0:ffff:640d:28ad
100.13.40.174 0:0:0:0:0:ffff:640d:28ae
100.13.40.175 0:0:0:0:0:ffff:640d:28af
100.13.40.176 0:0:0:0:0:ffff:640d:28b0
100.13.40.177 0:0:0:0:0:ffff:640d:28b1
100.13.40.178 0:0:0:0:0:ffff:640d:28b2
100.13.40.179 0:0:0:0:0:ffff:640d:28b3
100.13.40.180 0:0:0:0:0:ffff:640d:28b4


100.13.40.181 0:0:0:0:0:ffff:640d:28b5
100.13.40.182 0:0:0:0:0:ffff:640d:28b6
100.13.40.183 0:0:0:0:0:ffff:640d:28b7
100.13.40.184 0:0:0:0:0:ffff:640d:28b8
100.13.40.185 0:0:0:0:0:ffff:640d:28b9
100.13.40.186 0:0:0:0:0:ffff:640d:28ba
100.13.40.187 0:0:0:0:0:ffff:640d:28bb
100.13.40.188 0:0:0:0:0:ffff:640d:28bc
100.13.40.189 0:0:0:0:0:ffff:640d:28bd
100.13.40.190 0:0:0:0:0:ffff:640d:28be
100.13.40.191 0:0:0:0:0:ffff:640d:28bf
100.13.40.192 0:0:0:0:0:ffff:640d:28c0
100.13.40.193 0:0:0:0:0:ffff:640d:28c1
100.13.40.194 0:0:0:0:0:ffff:640d:28c2
100.13.40.195 0:0:0:0:0:ffff:640d:28c3
100.13.40.196 0:0:0:0:0:ffff:640d:28c4
100.13.40.197 0:0:0:0:0:ffff:640d:28c5
100.13.40.198 0:0:0:0:0:ffff:640d:28c6
100.13.40.199 0:0:0:0:0:ffff:640d:28c7
100.13.40.200 0:0:0:0:0:ffff:640d:28c8
100.13.40.201 0:0:0:0:0:ffff:640d:28c9
100.13.40.202 0:0:0:0:0:ffff:640d:28ca
100.13.40.203 0:0:0:0:0:ffff:640d:28cb
100.13.40.204 0:0:0:0:0:ffff:640d:28cc
100.13.40.205 0:0:0:0:0:ffff:640d:28cd
100.13.40.206 0:0:0:0:0:ffff:640d:28ce
100.13.40.207 0:0:0:0:0:ffff:640d:28cf
100.13.40.208 0:0:0:0:0:ffff:640d:28d0
100.13.40.209 0:0:0:0:0:ffff:640d:28d1
100.13.40.210 0:0:0:0:0:ffff:640d:28d2
100.13.40.211 0:0:0:0:0:ffff:640d:28d3
100.13.40.212 0:0:0:0:0:ffff:640d:28d4
100.13.40.213 0:0:0:0:0:ffff:640d:28d5
100.13.40.214 0:0:0:0:0:ffff:640d:28d6
100.13.40.215 0:0:0:0:0:ffff:640d:28d7
100.13.40.216 0:0:0:0:0:ffff:640d:28d8
100.13.40.217 0:0:0:0:0:ffff:640d:28d9
100.13.40.218 0:0:0:0:0:ffff:640d:28da
100.13.40.219 0:0:0:0:0:ffff:640d:28db
100.13.40.220 0:0:0:0:0:ffff:640d:28dc
100.13.40.221 0:0:0:0:0:ffff:640d:28dd
100.13.40.222 0:0:0:0:0:ffff:640d:28de
100.13.40.223 0:0:0:0:0:ffff:640d:28df
100.13.40.224 0:0:0:0:0:ffff:640d:28e0
100.13.40.225 0:0:0:0:0:ffff:640d:28e1
100.13.40.226 0:0:0:0:0:ffff:640d:28e2
100.13.40.227 0:0:0:0:0:ffff:640d:28e3
100.13.40.228 0:0:0:0:0:ffff:640d:28e4
100.13.40.229 0:0:0:0:0:ffff:640d:28e5
100.13.40.230 0:0:0:0:0:ffff:640d:28e6
100.13.40.231 0:0:0:0:0:ffff:640d:28e7
100.13.40.232 0:0:0:0:0:ffff:640d:28e8
100.13.40.233 0:0:0:0:0:ffff:640d:28e9
100.13.40.234 0:0:0:0:0:ffff:640d:28ea
100.13.40.235 0:0:0:0:0:ffff:640d:28eb
100.13.40.236 0:0:0:0:0:ffff:640d:28ec
100.13.40.237 0:0:0:0:0:ffff:640d:28ed
100.13.40.238 0:0:0:0:0:ffff:640d:28ee
100.13.40.239 0:0:0:0:0:ffff:640d:28ef
100.13.40.240 0:0:0:0:0:ffff:640d:28f0
100.13.40.241 0:0:0:0:0:ffff:640d:28f1
100.13.40.242 0:0:0:0:0:ffff:640d:28f2
100.13.40.243 0:0:0:0:0:ffff:640d:28f3
100.13.40.244 0:0:0:0:0:ffff:640d:28f4
100.13.40.245 0:0:0:0:0:ffff:640d:28f5
100.13.40.246 0:0:0:0:0:ffff:640d:28f6
100.13.40.247 0:0:0:0:0:ffff:640d:28f7
100.13.40.248 0:0:0:0:0:ffff:640d:28f8
100.13.40.249 0:0:0:0:0:ffff:640d:28f9
100.13.40.250 0:0:0:0:0:ffff:640d:28fa
100.13.40.251 0:0:0:0:0:ffff:640d:28fb
100.13.40.252 0:0:0:0:0:ffff:640d:28fc
100.13.40.253 0:0:0:0:0:ffff:640d:28fd
100.13.40.254 0:0:0:0:0:ffff:640d:28fe
100.13.40.255 0:0:0:0:0:ffff:640d: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.