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
185.240.40.1 0:0:0:0:0:ffff:b9f0:2801
185.240.40.2 0:0:0:0:0:ffff:b9f0:2802
185.240.40.3 0:0:0:0:0:ffff:b9f0:2803
185.240.40.4 0:0:0:0:0:ffff:b9f0:2804
185.240.40.5 0:0:0:0:0:ffff:b9f0:2805
185.240.40.6 0:0:0:0:0:ffff:b9f0:2806
185.240.40.7 0:0:0:0:0:ffff:b9f0:2807
185.240.40.8 0:0:0:0:0:ffff:b9f0:2808
185.240.40.9 0:0:0:0:0:ffff:b9f0:2809
185.240.40.10 0:0:0:0:0:ffff:b9f0:280a
185.240.40.11 0:0:0:0:0:ffff:b9f0:280b
185.240.40.12 0:0:0:0:0:ffff:b9f0:280c
185.240.40.13 0:0:0:0:0:ffff:b9f0:280d
185.240.40.14 0:0:0:0:0:ffff:b9f0:280e
185.240.40.15 0:0:0:0:0:ffff:b9f0:280f
185.240.40.16 0:0:0:0:0:ffff:b9f0:2810
185.240.40.17 0:0:0:0:0:ffff:b9f0:2811
185.240.40.18 0:0:0:0:0:ffff:b9f0:2812
185.240.40.19 0:0:0:0:0:ffff:b9f0:2813
185.240.40.20 0:0:0:0:0:ffff:b9f0:2814
185.240.40.21 0:0:0:0:0:ffff:b9f0:2815
185.240.40.22 0:0:0:0:0:ffff:b9f0:2816
185.240.40.23 0:0:0:0:0:ffff:b9f0:2817
185.240.40.24 0:0:0:0:0:ffff:b9f0:2818
185.240.40.25 0:0:0:0:0:ffff:b9f0:2819
185.240.40.26 0:0:0:0:0:ffff:b9f0:281a
185.240.40.27 0:0:0:0:0:ffff:b9f0:281b
185.240.40.28 0:0:0:0:0:ffff:b9f0:281c
185.240.40.29 0:0:0:0:0:ffff:b9f0:281d
185.240.40.30 0:0:0:0:0:ffff:b9f0:281e
185.240.40.31 0:0:0:0:0:ffff:b9f0:281f
185.240.40.32 0:0:0:0:0:ffff:b9f0:2820
185.240.40.33 0:0:0:0:0:ffff:b9f0:2821
185.240.40.34 0:0:0:0:0:ffff:b9f0:2822
185.240.40.35 0:0:0:0:0:ffff:b9f0:2823
185.240.40.36 0:0:0:0:0:ffff:b9f0:2824
185.240.40.37 0:0:0:0:0:ffff:b9f0:2825
185.240.40.38 0:0:0:0:0:ffff:b9f0:2826
185.240.40.39 0:0:0:0:0:ffff:b9f0:2827
185.240.40.40 0:0:0:0:0:ffff:b9f0:2828
185.240.40.41 0:0:0:0:0:ffff:b9f0:2829
185.240.40.42 0:0:0:0:0:ffff:b9f0:282a
185.240.40.43 0:0:0:0:0:ffff:b9f0:282b
185.240.40.44 0:0:0:0:0:ffff:b9f0:282c
185.240.40.45 0:0:0:0:0:ffff:b9f0:282d
185.240.40.46 0:0:0:0:0:ffff:b9f0:282e
185.240.40.47 0:0:0:0:0:ffff:b9f0:282f
185.240.40.48 0:0:0:0:0:ffff:b9f0:2830
185.240.40.49 0:0:0:0:0:ffff:b9f0:2831
185.240.40.50 0:0:0:0:0:ffff:b9f0:2832
185.240.40.51 0:0:0:0:0:ffff:b9f0:2833
185.240.40.52 0:0:0:0:0:ffff:b9f0:2834
185.240.40.53 0:0:0:0:0:ffff:b9f0:2835
185.240.40.54 0:0:0:0:0:ffff:b9f0:2836
185.240.40.55 0:0:0:0:0:ffff:b9f0:2837
185.240.40.56 0:0:0:0:0:ffff:b9f0:2838
185.240.40.57 0:0:0:0:0:ffff:b9f0:2839
185.240.40.58 0:0:0:0:0:ffff:b9f0:283a
185.240.40.59 0:0:0:0:0:ffff:b9f0:283b
185.240.40.60 0:0:0:0:0:ffff:b9f0:283c


185.240.40.61 0:0:0:0:0:ffff:b9f0:283d
185.240.40.62 0:0:0:0:0:ffff:b9f0:283e
185.240.40.63 0:0:0:0:0:ffff:b9f0:283f
185.240.40.64 0:0:0:0:0:ffff:b9f0:2840
185.240.40.65 0:0:0:0:0:ffff:b9f0:2841
185.240.40.66 0:0:0:0:0:ffff:b9f0:2842
185.240.40.67 0:0:0:0:0:ffff:b9f0:2843
185.240.40.68 0:0:0:0:0:ffff:b9f0:2844
185.240.40.69 0:0:0:0:0:ffff:b9f0:2845
185.240.40.70 0:0:0:0:0:ffff:b9f0:2846
185.240.40.71 0:0:0:0:0:ffff:b9f0:2847
185.240.40.72 0:0:0:0:0:ffff:b9f0:2848
185.240.40.73 0:0:0:0:0:ffff:b9f0:2849
185.240.40.74 0:0:0:0:0:ffff:b9f0:284a
185.240.40.75 0:0:0:0:0:ffff:b9f0:284b
185.240.40.76 0:0:0:0:0:ffff:b9f0:284c
185.240.40.77 0:0:0:0:0:ffff:b9f0:284d
185.240.40.78 0:0:0:0:0:ffff:b9f0:284e
185.240.40.79 0:0:0:0:0:ffff:b9f0:284f
185.240.40.80 0:0:0:0:0:ffff:b9f0:2850
185.240.40.81 0:0:0:0:0:ffff:b9f0:2851
185.240.40.82 0:0:0:0:0:ffff:b9f0:2852
185.240.40.83 0:0:0:0:0:ffff:b9f0:2853
185.240.40.84 0:0:0:0:0:ffff:b9f0:2854
185.240.40.85 0:0:0:0:0:ffff:b9f0:2855
185.240.40.86 0:0:0:0:0:ffff:b9f0:2856
185.240.40.87 0:0:0:0:0:ffff:b9f0:2857
185.240.40.88 0:0:0:0:0:ffff:b9f0:2858
185.240.40.89 0:0:0:0:0:ffff:b9f0:2859
185.240.40.90 0:0:0:0:0:ffff:b9f0:285a
185.240.40.91 0:0:0:0:0:ffff:b9f0:285b
185.240.40.92 0:0:0:0:0:ffff:b9f0:285c
185.240.40.93 0:0:0:0:0:ffff:b9f0:285d
185.240.40.94 0:0:0:0:0:ffff:b9f0:285e
185.240.40.95 0:0:0:0:0:ffff:b9f0:285f
185.240.40.96 0:0:0:0:0:ffff:b9f0:2860
185.240.40.97 0:0:0:0:0:ffff:b9f0:2861
185.240.40.98 0:0:0:0:0:ffff:b9f0:2862
185.240.40.99 0:0:0:0:0:ffff:b9f0:2863
185.240.40.100 0:0:0:0:0:ffff:b9f0:2864
185.240.40.101 0:0:0:0:0:ffff:b9f0:2865
185.240.40.102 0:0:0:0:0:ffff:b9f0:2866
185.240.40.103 0:0:0:0:0:ffff:b9f0:2867
185.240.40.104 0:0:0:0:0:ffff:b9f0:2868
185.240.40.105 0:0:0:0:0:ffff:b9f0:2869
185.240.40.106 0:0:0:0:0:ffff:b9f0:286a
185.240.40.107 0:0:0:0:0:ffff:b9f0:286b
185.240.40.108 0:0:0:0:0:ffff:b9f0:286c
185.240.40.109 0:0:0:0:0:ffff:b9f0:286d
185.240.40.110 0:0:0:0:0:ffff:b9f0:286e
185.240.40.111 0:0:0:0:0:ffff:b9f0:286f
185.240.40.112 0:0:0:0:0:ffff:b9f0:2870
185.240.40.113 0:0:0:0:0:ffff:b9f0:2871
185.240.40.114 0:0:0:0:0:ffff:b9f0:2872
185.240.40.115 0:0:0:0:0:ffff:b9f0:2873
185.240.40.116 0:0:0:0:0:ffff:b9f0:2874
185.240.40.117 0:0:0:0:0:ffff:b9f0:2875
185.240.40.118 0:0:0:0:0:ffff:b9f0:2876
185.240.40.119 0:0:0:0:0:ffff:b9f0:2877
185.240.40.120 0:0:0:0:0:ffff:b9f0:2878


185.240.40.121 0:0:0:0:0:ffff:b9f0:2879
185.240.40.122 0:0:0:0:0:ffff:b9f0:287a
185.240.40.123 0:0:0:0:0:ffff:b9f0:287b
185.240.40.124 0:0:0:0:0:ffff:b9f0:287c
185.240.40.125 0:0:0:0:0:ffff:b9f0:287d
185.240.40.126 0:0:0:0:0:ffff:b9f0:287e
185.240.40.127 0:0:0:0:0:ffff:b9f0:287f
185.240.40.128 0:0:0:0:0:ffff:b9f0:2880
185.240.40.129 0:0:0:0:0:ffff:b9f0:2881
185.240.40.130 0:0:0:0:0:ffff:b9f0:2882
185.240.40.131 0:0:0:0:0:ffff:b9f0:2883
185.240.40.132 0:0:0:0:0:ffff:b9f0:2884
185.240.40.133 0:0:0:0:0:ffff:b9f0:2885
185.240.40.134 0:0:0:0:0:ffff:b9f0:2886
185.240.40.135 0:0:0:0:0:ffff:b9f0:2887
185.240.40.136 0:0:0:0:0:ffff:b9f0:2888
185.240.40.137 0:0:0:0:0:ffff:b9f0:2889
185.240.40.138 0:0:0:0:0:ffff:b9f0:288a
185.240.40.139 0:0:0:0:0:ffff:b9f0:288b
185.240.40.140 0:0:0:0:0:ffff:b9f0:288c
185.240.40.141 0:0:0:0:0:ffff:b9f0:288d
185.240.40.142 0:0:0:0:0:ffff:b9f0:288e
185.240.40.143 0:0:0:0:0:ffff:b9f0:288f
185.240.40.144 0:0:0:0:0:ffff:b9f0:2890
185.240.40.145 0:0:0:0:0:ffff:b9f0:2891
185.240.40.146 0:0:0:0:0:ffff:b9f0:2892
185.240.40.147 0:0:0:0:0:ffff:b9f0:2893
185.240.40.148 0:0:0:0:0:ffff:b9f0:2894
185.240.40.149 0:0:0:0:0:ffff:b9f0:2895
185.240.40.150 0:0:0:0:0:ffff:b9f0:2896
185.240.40.151 0:0:0:0:0:ffff:b9f0:2897
185.240.40.152 0:0:0:0:0:ffff:b9f0:2898
185.240.40.153 0:0:0:0:0:ffff:b9f0:2899
185.240.40.154 0:0:0:0:0:ffff:b9f0:289a
185.240.40.155 0:0:0:0:0:ffff:b9f0:289b
185.240.40.156 0:0:0:0:0:ffff:b9f0:289c
185.240.40.157 0:0:0:0:0:ffff:b9f0:289d
185.240.40.158 0:0:0:0:0:ffff:b9f0:289e
185.240.40.159 0:0:0:0:0:ffff:b9f0:289f
185.240.40.160 0:0:0:0:0:ffff:b9f0:28a0
185.240.40.161 0:0:0:0:0:ffff:b9f0:28a1
185.240.40.162 0:0:0:0:0:ffff:b9f0:28a2
185.240.40.163 0:0:0:0:0:ffff:b9f0:28a3
185.240.40.164 0:0:0:0:0:ffff:b9f0:28a4
185.240.40.165 0:0:0:0:0:ffff:b9f0:28a5
185.240.40.166 0:0:0:0:0:ffff:b9f0:28a6
185.240.40.167 0:0:0:0:0:ffff:b9f0:28a7
185.240.40.168 0:0:0:0:0:ffff:b9f0:28a8
185.240.40.169 0:0:0:0:0:ffff:b9f0:28a9
185.240.40.170 0:0:0:0:0:ffff:b9f0:28aa
185.240.40.171 0:0:0:0:0:ffff:b9f0:28ab
185.240.40.172 0:0:0:0:0:ffff:b9f0:28ac
185.240.40.173 0:0:0:0:0:ffff:b9f0:28ad
185.240.40.174 0:0:0:0:0:ffff:b9f0:28ae
185.240.40.175 0:0:0:0:0:ffff:b9f0:28af
185.240.40.176 0:0:0:0:0:ffff:b9f0:28b0
185.240.40.177 0:0:0:0:0:ffff:b9f0:28b1
185.240.40.178 0:0:0:0:0:ffff:b9f0:28b2
185.240.40.179 0:0:0:0:0:ffff:b9f0:28b3
185.240.40.180 0:0:0:0:0:ffff:b9f0:28b4


185.240.40.181 0:0:0:0:0:ffff:b9f0:28b5
185.240.40.182 0:0:0:0:0:ffff:b9f0:28b6
185.240.40.183 0:0:0:0:0:ffff:b9f0:28b7
185.240.40.184 0:0:0:0:0:ffff:b9f0:28b8
185.240.40.185 0:0:0:0:0:ffff:b9f0:28b9
185.240.40.186 0:0:0:0:0:ffff:b9f0:28ba
185.240.40.187 0:0:0:0:0:ffff:b9f0:28bb
185.240.40.188 0:0:0:0:0:ffff:b9f0:28bc
185.240.40.189 0:0:0:0:0:ffff:b9f0:28bd
185.240.40.190 0:0:0:0:0:ffff:b9f0:28be
185.240.40.191 0:0:0:0:0:ffff:b9f0:28bf
185.240.40.192 0:0:0:0:0:ffff:b9f0:28c0
185.240.40.193 0:0:0:0:0:ffff:b9f0:28c1
185.240.40.194 0:0:0:0:0:ffff:b9f0:28c2
185.240.40.195 0:0:0:0:0:ffff:b9f0:28c3
185.240.40.196 0:0:0:0:0:ffff:b9f0:28c4
185.240.40.197 0:0:0:0:0:ffff:b9f0:28c5
185.240.40.198 0:0:0:0:0:ffff:b9f0:28c6
185.240.40.199 0:0:0:0:0:ffff:b9f0:28c7
185.240.40.200 0:0:0:0:0:ffff:b9f0:28c8
185.240.40.201 0:0:0:0:0:ffff:b9f0:28c9
185.240.40.202 0:0:0:0:0:ffff:b9f0:28ca
185.240.40.203 0:0:0:0:0:ffff:b9f0:28cb
185.240.40.204 0:0:0:0:0:ffff:b9f0:28cc
185.240.40.205 0:0:0:0:0:ffff:b9f0:28cd
185.240.40.206 0:0:0:0:0:ffff:b9f0:28ce
185.240.40.207 0:0:0:0:0:ffff:b9f0:28cf
185.240.40.208 0:0:0:0:0:ffff:b9f0:28d0
185.240.40.209 0:0:0:0:0:ffff:b9f0:28d1
185.240.40.210 0:0:0:0:0:ffff:b9f0:28d2
185.240.40.211 0:0:0:0:0:ffff:b9f0:28d3
185.240.40.212 0:0:0:0:0:ffff:b9f0:28d4
185.240.40.213 0:0:0:0:0:ffff:b9f0:28d5
185.240.40.214 0:0:0:0:0:ffff:b9f0:28d6
185.240.40.215 0:0:0:0:0:ffff:b9f0:28d7
185.240.40.216 0:0:0:0:0:ffff:b9f0:28d8
185.240.40.217 0:0:0:0:0:ffff:b9f0:28d9
185.240.40.218 0:0:0:0:0:ffff:b9f0:28da
185.240.40.219 0:0:0:0:0:ffff:b9f0:28db
185.240.40.220 0:0:0:0:0:ffff:b9f0:28dc
185.240.40.221 0:0:0:0:0:ffff:b9f0:28dd
185.240.40.222 0:0:0:0:0:ffff:b9f0:28de
185.240.40.223 0:0:0:0:0:ffff:b9f0:28df
185.240.40.224 0:0:0:0:0:ffff:b9f0:28e0
185.240.40.225 0:0:0:0:0:ffff:b9f0:28e1
185.240.40.226 0:0:0:0:0:ffff:b9f0:28e2
185.240.40.227 0:0:0:0:0:ffff:b9f0:28e3
185.240.40.228 0:0:0:0:0:ffff:b9f0:28e4
185.240.40.229 0:0:0:0:0:ffff:b9f0:28e5
185.240.40.230 0:0:0:0:0:ffff:b9f0:28e6
185.240.40.231 0:0:0:0:0:ffff:b9f0:28e7
185.240.40.232 0:0:0:0:0:ffff:b9f0:28e8
185.240.40.233 0:0:0:0:0:ffff:b9f0:28e9
185.240.40.234 0:0:0:0:0:ffff:b9f0:28ea
185.240.40.235 0:0:0:0:0:ffff:b9f0:28eb
185.240.40.236 0:0:0:0:0:ffff:b9f0:28ec
185.240.40.237 0:0:0:0:0:ffff:b9f0:28ed
185.240.40.238 0:0:0:0:0:ffff:b9f0:28ee
185.240.40.239 0:0:0:0:0:ffff:b9f0:28ef
185.240.40.240 0:0:0:0:0:ffff:b9f0:28f0
185.240.40.241 0:0:0:0:0:ffff:b9f0:28f1
185.240.40.242 0:0:0:0:0:ffff:b9f0:28f2
185.240.40.243 0:0:0:0:0:ffff:b9f0:28f3
185.240.40.244 0:0:0:0:0:ffff:b9f0:28f4
185.240.40.245 0:0:0:0:0:ffff:b9f0:28f5
185.240.40.246 0:0:0:0:0:ffff:b9f0:28f6
185.240.40.247 0:0:0:0:0:ffff:b9f0:28f7
185.240.40.248 0:0:0:0:0:ffff:b9f0:28f8
185.240.40.249 0:0:0:0:0:ffff:b9f0:28f9
185.240.40.250 0:0:0:0:0:ffff:b9f0:28fa
185.240.40.251 0:0:0:0:0:ffff:b9f0:28fb
185.240.40.252 0:0:0:0:0:ffff:b9f0:28fc
185.240.40.253 0:0:0:0:0:ffff:b9f0:28fd
185.240.40.254 0:0:0:0:0:ffff:b9f0:28fe
185.240.40.255 0:0:0:0:0:ffff:b9f0:28ff


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.