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
172.143.40.1 0:0:0:0:0:ffff:ac8f:2801
172.143.40.2 0:0:0:0:0:ffff:ac8f:2802
172.143.40.3 0:0:0:0:0:ffff:ac8f:2803
172.143.40.4 0:0:0:0:0:ffff:ac8f:2804
172.143.40.5 0:0:0:0:0:ffff:ac8f:2805
172.143.40.6 0:0:0:0:0:ffff:ac8f:2806
172.143.40.7 0:0:0:0:0:ffff:ac8f:2807
172.143.40.8 0:0:0:0:0:ffff:ac8f:2808
172.143.40.9 0:0:0:0:0:ffff:ac8f:2809
172.143.40.10 0:0:0:0:0:ffff:ac8f:280a
172.143.40.11 0:0:0:0:0:ffff:ac8f:280b
172.143.40.12 0:0:0:0:0:ffff:ac8f:280c
172.143.40.13 0:0:0:0:0:ffff:ac8f:280d
172.143.40.14 0:0:0:0:0:ffff:ac8f:280e
172.143.40.15 0:0:0:0:0:ffff:ac8f:280f
172.143.40.16 0:0:0:0:0:ffff:ac8f:2810
172.143.40.17 0:0:0:0:0:ffff:ac8f:2811
172.143.40.18 0:0:0:0:0:ffff:ac8f:2812
172.143.40.19 0:0:0:0:0:ffff:ac8f:2813
172.143.40.20 0:0:0:0:0:ffff:ac8f:2814
172.143.40.21 0:0:0:0:0:ffff:ac8f:2815
172.143.40.22 0:0:0:0:0:ffff:ac8f:2816
172.143.40.23 0:0:0:0:0:ffff:ac8f:2817
172.143.40.24 0:0:0:0:0:ffff:ac8f:2818
172.143.40.25 0:0:0:0:0:ffff:ac8f:2819
172.143.40.26 0:0:0:0:0:ffff:ac8f:281a
172.143.40.27 0:0:0:0:0:ffff:ac8f:281b
172.143.40.28 0:0:0:0:0:ffff:ac8f:281c
172.143.40.29 0:0:0:0:0:ffff:ac8f:281d
172.143.40.30 0:0:0:0:0:ffff:ac8f:281e
172.143.40.31 0:0:0:0:0:ffff:ac8f:281f
172.143.40.32 0:0:0:0:0:ffff:ac8f:2820
172.143.40.33 0:0:0:0:0:ffff:ac8f:2821
172.143.40.34 0:0:0:0:0:ffff:ac8f:2822
172.143.40.35 0:0:0:0:0:ffff:ac8f:2823
172.143.40.36 0:0:0:0:0:ffff:ac8f:2824
172.143.40.37 0:0:0:0:0:ffff:ac8f:2825
172.143.40.38 0:0:0:0:0:ffff:ac8f:2826
172.143.40.39 0:0:0:0:0:ffff:ac8f:2827
172.143.40.40 0:0:0:0:0:ffff:ac8f:2828
172.143.40.41 0:0:0:0:0:ffff:ac8f:2829
172.143.40.42 0:0:0:0:0:ffff:ac8f:282a
172.143.40.43 0:0:0:0:0:ffff:ac8f:282b
172.143.40.44 0:0:0:0:0:ffff:ac8f:282c
172.143.40.45 0:0:0:0:0:ffff:ac8f:282d
172.143.40.46 0:0:0:0:0:ffff:ac8f:282e
172.143.40.47 0:0:0:0:0:ffff:ac8f:282f
172.143.40.48 0:0:0:0:0:ffff:ac8f:2830
172.143.40.49 0:0:0:0:0:ffff:ac8f:2831
172.143.40.50 0:0:0:0:0:ffff:ac8f:2832
172.143.40.51 0:0:0:0:0:ffff:ac8f:2833
172.143.40.52 0:0:0:0:0:ffff:ac8f:2834
172.143.40.53 0:0:0:0:0:ffff:ac8f:2835
172.143.40.54 0:0:0:0:0:ffff:ac8f:2836
172.143.40.55 0:0:0:0:0:ffff:ac8f:2837
172.143.40.56 0:0:0:0:0:ffff:ac8f:2838
172.143.40.57 0:0:0:0:0:ffff:ac8f:2839
172.143.40.58 0:0:0:0:0:ffff:ac8f:283a
172.143.40.59 0:0:0:0:0:ffff:ac8f:283b
172.143.40.60 0:0:0:0:0:ffff:ac8f:283c


172.143.40.61 0:0:0:0:0:ffff:ac8f:283d
172.143.40.62 0:0:0:0:0:ffff:ac8f:283e
172.143.40.63 0:0:0:0:0:ffff:ac8f:283f
172.143.40.64 0:0:0:0:0:ffff:ac8f:2840
172.143.40.65 0:0:0:0:0:ffff:ac8f:2841
172.143.40.66 0:0:0:0:0:ffff:ac8f:2842
172.143.40.67 0:0:0:0:0:ffff:ac8f:2843
172.143.40.68 0:0:0:0:0:ffff:ac8f:2844
172.143.40.69 0:0:0:0:0:ffff:ac8f:2845
172.143.40.70 0:0:0:0:0:ffff:ac8f:2846
172.143.40.71 0:0:0:0:0:ffff:ac8f:2847
172.143.40.72 0:0:0:0:0:ffff:ac8f:2848
172.143.40.73 0:0:0:0:0:ffff:ac8f:2849
172.143.40.74 0:0:0:0:0:ffff:ac8f:284a
172.143.40.75 0:0:0:0:0:ffff:ac8f:284b
172.143.40.76 0:0:0:0:0:ffff:ac8f:284c
172.143.40.77 0:0:0:0:0:ffff:ac8f:284d
172.143.40.78 0:0:0:0:0:ffff:ac8f:284e
172.143.40.79 0:0:0:0:0:ffff:ac8f:284f
172.143.40.80 0:0:0:0:0:ffff:ac8f:2850
172.143.40.81 0:0:0:0:0:ffff:ac8f:2851
172.143.40.82 0:0:0:0:0:ffff:ac8f:2852
172.143.40.83 0:0:0:0:0:ffff:ac8f:2853
172.143.40.84 0:0:0:0:0:ffff:ac8f:2854
172.143.40.85 0:0:0:0:0:ffff:ac8f:2855
172.143.40.86 0:0:0:0:0:ffff:ac8f:2856
172.143.40.87 0:0:0:0:0:ffff:ac8f:2857
172.143.40.88 0:0:0:0:0:ffff:ac8f:2858
172.143.40.89 0:0:0:0:0:ffff:ac8f:2859
172.143.40.90 0:0:0:0:0:ffff:ac8f:285a
172.143.40.91 0:0:0:0:0:ffff:ac8f:285b
172.143.40.92 0:0:0:0:0:ffff:ac8f:285c
172.143.40.93 0:0:0:0:0:ffff:ac8f:285d
172.143.40.94 0:0:0:0:0:ffff:ac8f:285e
172.143.40.95 0:0:0:0:0:ffff:ac8f:285f
172.143.40.96 0:0:0:0:0:ffff:ac8f:2860
172.143.40.97 0:0:0:0:0:ffff:ac8f:2861
172.143.40.98 0:0:0:0:0:ffff:ac8f:2862
172.143.40.99 0:0:0:0:0:ffff:ac8f:2863
172.143.40.100 0:0:0:0:0:ffff:ac8f:2864
172.143.40.101 0:0:0:0:0:ffff:ac8f:2865
172.143.40.102 0:0:0:0:0:ffff:ac8f:2866
172.143.40.103 0:0:0:0:0:ffff:ac8f:2867
172.143.40.104 0:0:0:0:0:ffff:ac8f:2868
172.143.40.105 0:0:0:0:0:ffff:ac8f:2869
172.143.40.106 0:0:0:0:0:ffff:ac8f:286a
172.143.40.107 0:0:0:0:0:ffff:ac8f:286b
172.143.40.108 0:0:0:0:0:ffff:ac8f:286c
172.143.40.109 0:0:0:0:0:ffff:ac8f:286d
172.143.40.110 0:0:0:0:0:ffff:ac8f:286e
172.143.40.111 0:0:0:0:0:ffff:ac8f:286f
172.143.40.112 0:0:0:0:0:ffff:ac8f:2870
172.143.40.113 0:0:0:0:0:ffff:ac8f:2871
172.143.40.114 0:0:0:0:0:ffff:ac8f:2872
172.143.40.115 0:0:0:0:0:ffff:ac8f:2873
172.143.40.116 0:0:0:0:0:ffff:ac8f:2874
172.143.40.117 0:0:0:0:0:ffff:ac8f:2875
172.143.40.118 0:0:0:0:0:ffff:ac8f:2876
172.143.40.119 0:0:0:0:0:ffff:ac8f:2877
172.143.40.120 0:0:0:0:0:ffff:ac8f:2878


172.143.40.121 0:0:0:0:0:ffff:ac8f:2879
172.143.40.122 0:0:0:0:0:ffff:ac8f:287a
172.143.40.123 0:0:0:0:0:ffff:ac8f:287b
172.143.40.124 0:0:0:0:0:ffff:ac8f:287c
172.143.40.125 0:0:0:0:0:ffff:ac8f:287d
172.143.40.126 0:0:0:0:0:ffff:ac8f:287e
172.143.40.127 0:0:0:0:0:ffff:ac8f:287f
172.143.40.128 0:0:0:0:0:ffff:ac8f:2880
172.143.40.129 0:0:0:0:0:ffff:ac8f:2881
172.143.40.130 0:0:0:0:0:ffff:ac8f:2882
172.143.40.131 0:0:0:0:0:ffff:ac8f:2883
172.143.40.132 0:0:0:0:0:ffff:ac8f:2884
172.143.40.133 0:0:0:0:0:ffff:ac8f:2885
172.143.40.134 0:0:0:0:0:ffff:ac8f:2886
172.143.40.135 0:0:0:0:0:ffff:ac8f:2887
172.143.40.136 0:0:0:0:0:ffff:ac8f:2888
172.143.40.137 0:0:0:0:0:ffff:ac8f:2889
172.143.40.138 0:0:0:0:0:ffff:ac8f:288a
172.143.40.139 0:0:0:0:0:ffff:ac8f:288b
172.143.40.140 0:0:0:0:0:ffff:ac8f:288c
172.143.40.141 0:0:0:0:0:ffff:ac8f:288d
172.143.40.142 0:0:0:0:0:ffff:ac8f:288e
172.143.40.143 0:0:0:0:0:ffff:ac8f:288f
172.143.40.144 0:0:0:0:0:ffff:ac8f:2890
172.143.40.145 0:0:0:0:0:ffff:ac8f:2891
172.143.40.146 0:0:0:0:0:ffff:ac8f:2892
172.143.40.147 0:0:0:0:0:ffff:ac8f:2893
172.143.40.148 0:0:0:0:0:ffff:ac8f:2894
172.143.40.149 0:0:0:0:0:ffff:ac8f:2895
172.143.40.150 0:0:0:0:0:ffff:ac8f:2896
172.143.40.151 0:0:0:0:0:ffff:ac8f:2897
172.143.40.152 0:0:0:0:0:ffff:ac8f:2898
172.143.40.153 0:0:0:0:0:ffff:ac8f:2899
172.143.40.154 0:0:0:0:0:ffff:ac8f:289a
172.143.40.155 0:0:0:0:0:ffff:ac8f:289b
172.143.40.156 0:0:0:0:0:ffff:ac8f:289c
172.143.40.157 0:0:0:0:0:ffff:ac8f:289d
172.143.40.158 0:0:0:0:0:ffff:ac8f:289e
172.143.40.159 0:0:0:0:0:ffff:ac8f:289f
172.143.40.160 0:0:0:0:0:ffff:ac8f:28a0
172.143.40.161 0:0:0:0:0:ffff:ac8f:28a1
172.143.40.162 0:0:0:0:0:ffff:ac8f:28a2
172.143.40.163 0:0:0:0:0:ffff:ac8f:28a3
172.143.40.164 0:0:0:0:0:ffff:ac8f:28a4
172.143.40.165 0:0:0:0:0:ffff:ac8f:28a5
172.143.40.166 0:0:0:0:0:ffff:ac8f:28a6
172.143.40.167 0:0:0:0:0:ffff:ac8f:28a7
172.143.40.168 0:0:0:0:0:ffff:ac8f:28a8
172.143.40.169 0:0:0:0:0:ffff:ac8f:28a9
172.143.40.170 0:0:0:0:0:ffff:ac8f:28aa
172.143.40.171 0:0:0:0:0:ffff:ac8f:28ab
172.143.40.172 0:0:0:0:0:ffff:ac8f:28ac
172.143.40.173 0:0:0:0:0:ffff:ac8f:28ad
172.143.40.174 0:0:0:0:0:ffff:ac8f:28ae
172.143.40.175 0:0:0:0:0:ffff:ac8f:28af
172.143.40.176 0:0:0:0:0:ffff:ac8f:28b0
172.143.40.177 0:0:0:0:0:ffff:ac8f:28b1
172.143.40.178 0:0:0:0:0:ffff:ac8f:28b2
172.143.40.179 0:0:0:0:0:ffff:ac8f:28b3
172.143.40.180 0:0:0:0:0:ffff:ac8f:28b4


172.143.40.181 0:0:0:0:0:ffff:ac8f:28b5
172.143.40.182 0:0:0:0:0:ffff:ac8f:28b6
172.143.40.183 0:0:0:0:0:ffff:ac8f:28b7
172.143.40.184 0:0:0:0:0:ffff:ac8f:28b8
172.143.40.185 0:0:0:0:0:ffff:ac8f:28b9
172.143.40.186 0:0:0:0:0:ffff:ac8f:28ba
172.143.40.187 0:0:0:0:0:ffff:ac8f:28bb
172.143.40.188 0:0:0:0:0:ffff:ac8f:28bc
172.143.40.189 0:0:0:0:0:ffff:ac8f:28bd
172.143.40.190 0:0:0:0:0:ffff:ac8f:28be
172.143.40.191 0:0:0:0:0:ffff:ac8f:28bf
172.143.40.192 0:0:0:0:0:ffff:ac8f:28c0
172.143.40.193 0:0:0:0:0:ffff:ac8f:28c1
172.143.40.194 0:0:0:0:0:ffff:ac8f:28c2
172.143.40.195 0:0:0:0:0:ffff:ac8f:28c3
172.143.40.196 0:0:0:0:0:ffff:ac8f:28c4
172.143.40.197 0:0:0:0:0:ffff:ac8f:28c5
172.143.40.198 0:0:0:0:0:ffff:ac8f:28c6
172.143.40.199 0:0:0:0:0:ffff:ac8f:28c7
172.143.40.200 0:0:0:0:0:ffff:ac8f:28c8
172.143.40.201 0:0:0:0:0:ffff:ac8f:28c9
172.143.40.202 0:0:0:0:0:ffff:ac8f:28ca
172.143.40.203 0:0:0:0:0:ffff:ac8f:28cb
172.143.40.204 0:0:0:0:0:ffff:ac8f:28cc
172.143.40.205 0:0:0:0:0:ffff:ac8f:28cd
172.143.40.206 0:0:0:0:0:ffff:ac8f:28ce
172.143.40.207 0:0:0:0:0:ffff:ac8f:28cf
172.143.40.208 0:0:0:0:0:ffff:ac8f:28d0
172.143.40.209 0:0:0:0:0:ffff:ac8f:28d1
172.143.40.210 0:0:0:0:0:ffff:ac8f:28d2
172.143.40.211 0:0:0:0:0:ffff:ac8f:28d3
172.143.40.212 0:0:0:0:0:ffff:ac8f:28d4
172.143.40.213 0:0:0:0:0:ffff:ac8f:28d5
172.143.40.214 0:0:0:0:0:ffff:ac8f:28d6
172.143.40.215 0:0:0:0:0:ffff:ac8f:28d7
172.143.40.216 0:0:0:0:0:ffff:ac8f:28d8
172.143.40.217 0:0:0:0:0:ffff:ac8f:28d9
172.143.40.218 0:0:0:0:0:ffff:ac8f:28da
172.143.40.219 0:0:0:0:0:ffff:ac8f:28db
172.143.40.220 0:0:0:0:0:ffff:ac8f:28dc
172.143.40.221 0:0:0:0:0:ffff:ac8f:28dd
172.143.40.222 0:0:0:0:0:ffff:ac8f:28de
172.143.40.223 0:0:0:0:0:ffff:ac8f:28df
172.143.40.224 0:0:0:0:0:ffff:ac8f:28e0
172.143.40.225 0:0:0:0:0:ffff:ac8f:28e1
172.143.40.226 0:0:0:0:0:ffff:ac8f:28e2
172.143.40.227 0:0:0:0:0:ffff:ac8f:28e3
172.143.40.228 0:0:0:0:0:ffff:ac8f:28e4
172.143.40.229 0:0:0:0:0:ffff:ac8f:28e5
172.143.40.230 0:0:0:0:0:ffff:ac8f:28e6
172.143.40.231 0:0:0:0:0:ffff:ac8f:28e7
172.143.40.232 0:0:0:0:0:ffff:ac8f:28e8
172.143.40.233 0:0:0:0:0:ffff:ac8f:28e9
172.143.40.234 0:0:0:0:0:ffff:ac8f:28ea
172.143.40.235 0:0:0:0:0:ffff:ac8f:28eb
172.143.40.236 0:0:0:0:0:ffff:ac8f:28ec
172.143.40.237 0:0:0:0:0:ffff:ac8f:28ed
172.143.40.238 0:0:0:0:0:ffff:ac8f:28ee
172.143.40.239 0:0:0:0:0:ffff:ac8f:28ef
172.143.40.240 0:0:0:0:0:ffff:ac8f:28f0
172.143.40.241 0:0:0:0:0:ffff:ac8f:28f1
172.143.40.242 0:0:0:0:0:ffff:ac8f:28f2
172.143.40.243 0:0:0:0:0:ffff:ac8f:28f3
172.143.40.244 0:0:0:0:0:ffff:ac8f:28f4
172.143.40.245 0:0:0:0:0:ffff:ac8f:28f5
172.143.40.246 0:0:0:0:0:ffff:ac8f:28f6
172.143.40.247 0:0:0:0:0:ffff:ac8f:28f7
172.143.40.248 0:0:0:0:0:ffff:ac8f:28f8
172.143.40.249 0:0:0:0:0:ffff:ac8f:28f9
172.143.40.250 0:0:0:0:0:ffff:ac8f:28fa
172.143.40.251 0:0:0:0:0:ffff:ac8f:28fb
172.143.40.252 0:0:0:0:0:ffff:ac8f:28fc
172.143.40.253 0:0:0:0:0:ffff:ac8f:28fd
172.143.40.254 0:0:0:0:0:ffff:ac8f:28fe
172.143.40.255 0:0:0:0:0:ffff:ac8f: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.