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
43.200.37.1 0:0:0:0:0:ffff:2bc8:2501
43.200.37.2 0:0:0:0:0:ffff:2bc8:2502
43.200.37.3 0:0:0:0:0:ffff:2bc8:2503
43.200.37.4 0:0:0:0:0:ffff:2bc8:2504
43.200.37.5 0:0:0:0:0:ffff:2bc8:2505
43.200.37.6 0:0:0:0:0:ffff:2bc8:2506
43.200.37.7 0:0:0:0:0:ffff:2bc8:2507
43.200.37.8 0:0:0:0:0:ffff:2bc8:2508
43.200.37.9 0:0:0:0:0:ffff:2bc8:2509
43.200.37.10 0:0:0:0:0:ffff:2bc8:250a
43.200.37.11 0:0:0:0:0:ffff:2bc8:250b
43.200.37.12 0:0:0:0:0:ffff:2bc8:250c
43.200.37.13 0:0:0:0:0:ffff:2bc8:250d
43.200.37.14 0:0:0:0:0:ffff:2bc8:250e
43.200.37.15 0:0:0:0:0:ffff:2bc8:250f
43.200.37.16 0:0:0:0:0:ffff:2bc8:2510
43.200.37.17 0:0:0:0:0:ffff:2bc8:2511
43.200.37.18 0:0:0:0:0:ffff:2bc8:2512
43.200.37.19 0:0:0:0:0:ffff:2bc8:2513
43.200.37.20 0:0:0:0:0:ffff:2bc8:2514
43.200.37.21 0:0:0:0:0:ffff:2bc8:2515
43.200.37.22 0:0:0:0:0:ffff:2bc8:2516
43.200.37.23 0:0:0:0:0:ffff:2bc8:2517
43.200.37.24 0:0:0:0:0:ffff:2bc8:2518
43.200.37.25 0:0:0:0:0:ffff:2bc8:2519
43.200.37.26 0:0:0:0:0:ffff:2bc8:251a
43.200.37.27 0:0:0:0:0:ffff:2bc8:251b
43.200.37.28 0:0:0:0:0:ffff:2bc8:251c
43.200.37.29 0:0:0:0:0:ffff:2bc8:251d
43.200.37.30 0:0:0:0:0:ffff:2bc8:251e
43.200.37.31 0:0:0:0:0:ffff:2bc8:251f
43.200.37.32 0:0:0:0:0:ffff:2bc8:2520
43.200.37.33 0:0:0:0:0:ffff:2bc8:2521
43.200.37.34 0:0:0:0:0:ffff:2bc8:2522
43.200.37.35 0:0:0:0:0:ffff:2bc8:2523
43.200.37.36 0:0:0:0:0:ffff:2bc8:2524
43.200.37.37 0:0:0:0:0:ffff:2bc8:2525
43.200.37.38 0:0:0:0:0:ffff:2bc8:2526
43.200.37.39 0:0:0:0:0:ffff:2bc8:2527
43.200.37.40 0:0:0:0:0:ffff:2bc8:2528
43.200.37.41 0:0:0:0:0:ffff:2bc8:2529
43.200.37.42 0:0:0:0:0:ffff:2bc8:252a
43.200.37.43 0:0:0:0:0:ffff:2bc8:252b
43.200.37.44 0:0:0:0:0:ffff:2bc8:252c
43.200.37.45 0:0:0:0:0:ffff:2bc8:252d
43.200.37.46 0:0:0:0:0:ffff:2bc8:252e
43.200.37.47 0:0:0:0:0:ffff:2bc8:252f
43.200.37.48 0:0:0:0:0:ffff:2bc8:2530
43.200.37.49 0:0:0:0:0:ffff:2bc8:2531
43.200.37.50 0:0:0:0:0:ffff:2bc8:2532
43.200.37.51 0:0:0:0:0:ffff:2bc8:2533
43.200.37.52 0:0:0:0:0:ffff:2bc8:2534
43.200.37.53 0:0:0:0:0:ffff:2bc8:2535
43.200.37.54 0:0:0:0:0:ffff:2bc8:2536
43.200.37.55 0:0:0:0:0:ffff:2bc8:2537
43.200.37.56 0:0:0:0:0:ffff:2bc8:2538
43.200.37.57 0:0:0:0:0:ffff:2bc8:2539
43.200.37.58 0:0:0:0:0:ffff:2bc8:253a
43.200.37.59 0:0:0:0:0:ffff:2bc8:253b
43.200.37.60 0:0:0:0:0:ffff:2bc8:253c


43.200.37.61 0:0:0:0:0:ffff:2bc8:253d
43.200.37.62 0:0:0:0:0:ffff:2bc8:253e
43.200.37.63 0:0:0:0:0:ffff:2bc8:253f
43.200.37.64 0:0:0:0:0:ffff:2bc8:2540
43.200.37.65 0:0:0:0:0:ffff:2bc8:2541
43.200.37.66 0:0:0:0:0:ffff:2bc8:2542
43.200.37.67 0:0:0:0:0:ffff:2bc8:2543
43.200.37.68 0:0:0:0:0:ffff:2bc8:2544
43.200.37.69 0:0:0:0:0:ffff:2bc8:2545
43.200.37.70 0:0:0:0:0:ffff:2bc8:2546
43.200.37.71 0:0:0:0:0:ffff:2bc8:2547
43.200.37.72 0:0:0:0:0:ffff:2bc8:2548
43.200.37.73 0:0:0:0:0:ffff:2bc8:2549
43.200.37.74 0:0:0:0:0:ffff:2bc8:254a
43.200.37.75 0:0:0:0:0:ffff:2bc8:254b
43.200.37.76 0:0:0:0:0:ffff:2bc8:254c
43.200.37.77 0:0:0:0:0:ffff:2bc8:254d
43.200.37.78 0:0:0:0:0:ffff:2bc8:254e
43.200.37.79 0:0:0:0:0:ffff:2bc8:254f
43.200.37.80 0:0:0:0:0:ffff:2bc8:2550
43.200.37.81 0:0:0:0:0:ffff:2bc8:2551
43.200.37.82 0:0:0:0:0:ffff:2bc8:2552
43.200.37.83 0:0:0:0:0:ffff:2bc8:2553
43.200.37.84 0:0:0:0:0:ffff:2bc8:2554
43.200.37.85 0:0:0:0:0:ffff:2bc8:2555
43.200.37.86 0:0:0:0:0:ffff:2bc8:2556
43.200.37.87 0:0:0:0:0:ffff:2bc8:2557
43.200.37.88 0:0:0:0:0:ffff:2bc8:2558
43.200.37.89 0:0:0:0:0:ffff:2bc8:2559
43.200.37.90 0:0:0:0:0:ffff:2bc8:255a
43.200.37.91 0:0:0:0:0:ffff:2bc8:255b
43.200.37.92 0:0:0:0:0:ffff:2bc8:255c
43.200.37.93 0:0:0:0:0:ffff:2bc8:255d
43.200.37.94 0:0:0:0:0:ffff:2bc8:255e
43.200.37.95 0:0:0:0:0:ffff:2bc8:255f
43.200.37.96 0:0:0:0:0:ffff:2bc8:2560
43.200.37.97 0:0:0:0:0:ffff:2bc8:2561
43.200.37.98 0:0:0:0:0:ffff:2bc8:2562
43.200.37.99 0:0:0:0:0:ffff:2bc8:2563
43.200.37.100 0:0:0:0:0:ffff:2bc8:2564
43.200.37.101 0:0:0:0:0:ffff:2bc8:2565
43.200.37.102 0:0:0:0:0:ffff:2bc8:2566
43.200.37.103 0:0:0:0:0:ffff:2bc8:2567
43.200.37.104 0:0:0:0:0:ffff:2bc8:2568
43.200.37.105 0:0:0:0:0:ffff:2bc8:2569
43.200.37.106 0:0:0:0:0:ffff:2bc8:256a
43.200.37.107 0:0:0:0:0:ffff:2bc8:256b
43.200.37.108 0:0:0:0:0:ffff:2bc8:256c
43.200.37.109 0:0:0:0:0:ffff:2bc8:256d
43.200.37.110 0:0:0:0:0:ffff:2bc8:256e
43.200.37.111 0:0:0:0:0:ffff:2bc8:256f
43.200.37.112 0:0:0:0:0:ffff:2bc8:2570
43.200.37.113 0:0:0:0:0:ffff:2bc8:2571
43.200.37.114 0:0:0:0:0:ffff:2bc8:2572
43.200.37.115 0:0:0:0:0:ffff:2bc8:2573
43.200.37.116 0:0:0:0:0:ffff:2bc8:2574
43.200.37.117 0:0:0:0:0:ffff:2bc8:2575
43.200.37.118 0:0:0:0:0:ffff:2bc8:2576
43.200.37.119 0:0:0:0:0:ffff:2bc8:2577
43.200.37.120 0:0:0:0:0:ffff:2bc8:2578


43.200.37.121 0:0:0:0:0:ffff:2bc8:2579
43.200.37.122 0:0:0:0:0:ffff:2bc8:257a
43.200.37.123 0:0:0:0:0:ffff:2bc8:257b
43.200.37.124 0:0:0:0:0:ffff:2bc8:257c
43.200.37.125 0:0:0:0:0:ffff:2bc8:257d
43.200.37.126 0:0:0:0:0:ffff:2bc8:257e
43.200.37.127 0:0:0:0:0:ffff:2bc8:257f
43.200.37.128 0:0:0:0:0:ffff:2bc8:2580
43.200.37.129 0:0:0:0:0:ffff:2bc8:2581
43.200.37.130 0:0:0:0:0:ffff:2bc8:2582
43.200.37.131 0:0:0:0:0:ffff:2bc8:2583
43.200.37.132 0:0:0:0:0:ffff:2bc8:2584
43.200.37.133 0:0:0:0:0:ffff:2bc8:2585
43.200.37.134 0:0:0:0:0:ffff:2bc8:2586
43.200.37.135 0:0:0:0:0:ffff:2bc8:2587
43.200.37.136 0:0:0:0:0:ffff:2bc8:2588
43.200.37.137 0:0:0:0:0:ffff:2bc8:2589
43.200.37.138 0:0:0:0:0:ffff:2bc8:258a
43.200.37.139 0:0:0:0:0:ffff:2bc8:258b
43.200.37.140 0:0:0:0:0:ffff:2bc8:258c
43.200.37.141 0:0:0:0:0:ffff:2bc8:258d
43.200.37.142 0:0:0:0:0:ffff:2bc8:258e
43.200.37.143 0:0:0:0:0:ffff:2bc8:258f
43.200.37.144 0:0:0:0:0:ffff:2bc8:2590
43.200.37.145 0:0:0:0:0:ffff:2bc8:2591
43.200.37.146 0:0:0:0:0:ffff:2bc8:2592
43.200.37.147 0:0:0:0:0:ffff:2bc8:2593
43.200.37.148 0:0:0:0:0:ffff:2bc8:2594
43.200.37.149 0:0:0:0:0:ffff:2bc8:2595
43.200.37.150 0:0:0:0:0:ffff:2bc8:2596
43.200.37.151 0:0:0:0:0:ffff:2bc8:2597
43.200.37.152 0:0:0:0:0:ffff:2bc8:2598
43.200.37.153 0:0:0:0:0:ffff:2bc8:2599
43.200.37.154 0:0:0:0:0:ffff:2bc8:259a
43.200.37.155 0:0:0:0:0:ffff:2bc8:259b
43.200.37.156 0:0:0:0:0:ffff:2bc8:259c
43.200.37.157 0:0:0:0:0:ffff:2bc8:259d
43.200.37.158 0:0:0:0:0:ffff:2bc8:259e
43.200.37.159 0:0:0:0:0:ffff:2bc8:259f
43.200.37.160 0:0:0:0:0:ffff:2bc8:25a0
43.200.37.161 0:0:0:0:0:ffff:2bc8:25a1
43.200.37.162 0:0:0:0:0:ffff:2bc8:25a2
43.200.37.163 0:0:0:0:0:ffff:2bc8:25a3
43.200.37.164 0:0:0:0:0:ffff:2bc8:25a4
43.200.37.165 0:0:0:0:0:ffff:2bc8:25a5
43.200.37.166 0:0:0:0:0:ffff:2bc8:25a6
43.200.37.167 0:0:0:0:0:ffff:2bc8:25a7
43.200.37.168 0:0:0:0:0:ffff:2bc8:25a8
43.200.37.169 0:0:0:0:0:ffff:2bc8:25a9
43.200.37.170 0:0:0:0:0:ffff:2bc8:25aa
43.200.37.171 0:0:0:0:0:ffff:2bc8:25ab
43.200.37.172 0:0:0:0:0:ffff:2bc8:25ac
43.200.37.173 0:0:0:0:0:ffff:2bc8:25ad
43.200.37.174 0:0:0:0:0:ffff:2bc8:25ae
43.200.37.175 0:0:0:0:0:ffff:2bc8:25af
43.200.37.176 0:0:0:0:0:ffff:2bc8:25b0
43.200.37.177 0:0:0:0:0:ffff:2bc8:25b1
43.200.37.178 0:0:0:0:0:ffff:2bc8:25b2
43.200.37.179 0:0:0:0:0:ffff:2bc8:25b3
43.200.37.180 0:0:0:0:0:ffff:2bc8:25b4


43.200.37.181 0:0:0:0:0:ffff:2bc8:25b5
43.200.37.182 0:0:0:0:0:ffff:2bc8:25b6
43.200.37.183 0:0:0:0:0:ffff:2bc8:25b7
43.200.37.184 0:0:0:0:0:ffff:2bc8:25b8
43.200.37.185 0:0:0:0:0:ffff:2bc8:25b9
43.200.37.186 0:0:0:0:0:ffff:2bc8:25ba
43.200.37.187 0:0:0:0:0:ffff:2bc8:25bb
43.200.37.188 0:0:0:0:0:ffff:2bc8:25bc
43.200.37.189 0:0:0:0:0:ffff:2bc8:25bd
43.200.37.190 0:0:0:0:0:ffff:2bc8:25be
43.200.37.191 0:0:0:0:0:ffff:2bc8:25bf
43.200.37.192 0:0:0:0:0:ffff:2bc8:25c0
43.200.37.193 0:0:0:0:0:ffff:2bc8:25c1
43.200.37.194 0:0:0:0:0:ffff:2bc8:25c2
43.200.37.195 0:0:0:0:0:ffff:2bc8:25c3
43.200.37.196 0:0:0:0:0:ffff:2bc8:25c4
43.200.37.197 0:0:0:0:0:ffff:2bc8:25c5
43.200.37.198 0:0:0:0:0:ffff:2bc8:25c6
43.200.37.199 0:0:0:0:0:ffff:2bc8:25c7
43.200.37.200 0:0:0:0:0:ffff:2bc8:25c8
43.200.37.201 0:0:0:0:0:ffff:2bc8:25c9
43.200.37.202 0:0:0:0:0:ffff:2bc8:25ca
43.200.37.203 0:0:0:0:0:ffff:2bc8:25cb
43.200.37.204 0:0:0:0:0:ffff:2bc8:25cc
43.200.37.205 0:0:0:0:0:ffff:2bc8:25cd
43.200.37.206 0:0:0:0:0:ffff:2bc8:25ce
43.200.37.207 0:0:0:0:0:ffff:2bc8:25cf
43.200.37.208 0:0:0:0:0:ffff:2bc8:25d0
43.200.37.209 0:0:0:0:0:ffff:2bc8:25d1
43.200.37.210 0:0:0:0:0:ffff:2bc8:25d2
43.200.37.211 0:0:0:0:0:ffff:2bc8:25d3
43.200.37.212 0:0:0:0:0:ffff:2bc8:25d4
43.200.37.213 0:0:0:0:0:ffff:2bc8:25d5
43.200.37.214 0:0:0:0:0:ffff:2bc8:25d6
43.200.37.215 0:0:0:0:0:ffff:2bc8:25d7
43.200.37.216 0:0:0:0:0:ffff:2bc8:25d8
43.200.37.217 0:0:0:0:0:ffff:2bc8:25d9
43.200.37.218 0:0:0:0:0:ffff:2bc8:25da
43.200.37.219 0:0:0:0:0:ffff:2bc8:25db
43.200.37.220 0:0:0:0:0:ffff:2bc8:25dc
43.200.37.221 0:0:0:0:0:ffff:2bc8:25dd
43.200.37.222 0:0:0:0:0:ffff:2bc8:25de
43.200.37.223 0:0:0:0:0:ffff:2bc8:25df
43.200.37.224 0:0:0:0:0:ffff:2bc8:25e0
43.200.37.225 0:0:0:0:0:ffff:2bc8:25e1
43.200.37.226 0:0:0:0:0:ffff:2bc8:25e2
43.200.37.227 0:0:0:0:0:ffff:2bc8:25e3
43.200.37.228 0:0:0:0:0:ffff:2bc8:25e4
43.200.37.229 0:0:0:0:0:ffff:2bc8:25e5
43.200.37.230 0:0:0:0:0:ffff:2bc8:25e6
43.200.37.231 0:0:0:0:0:ffff:2bc8:25e7
43.200.37.232 0:0:0:0:0:ffff:2bc8:25e8
43.200.37.233 0:0:0:0:0:ffff:2bc8:25e9
43.200.37.234 0:0:0:0:0:ffff:2bc8:25ea
43.200.37.235 0:0:0:0:0:ffff:2bc8:25eb
43.200.37.236 0:0:0:0:0:ffff:2bc8:25ec
43.200.37.237 0:0:0:0:0:ffff:2bc8:25ed
43.200.37.238 0:0:0:0:0:ffff:2bc8:25ee
43.200.37.239 0:0:0:0:0:ffff:2bc8:25ef
43.200.37.240 0:0:0:0:0:ffff:2bc8:25f0
43.200.37.241 0:0:0:0:0:ffff:2bc8:25f1
43.200.37.242 0:0:0:0:0:ffff:2bc8:25f2
43.200.37.243 0:0:0:0:0:ffff:2bc8:25f3
43.200.37.244 0:0:0:0:0:ffff:2bc8:25f4
43.200.37.245 0:0:0:0:0:ffff:2bc8:25f5
43.200.37.246 0:0:0:0:0:ffff:2bc8:25f6
43.200.37.247 0:0:0:0:0:ffff:2bc8:25f7
43.200.37.248 0:0:0:0:0:ffff:2bc8:25f8
43.200.37.249 0:0:0:0:0:ffff:2bc8:25f9
43.200.37.250 0:0:0:0:0:ffff:2bc8:25fa
43.200.37.251 0:0:0:0:0:ffff:2bc8:25fb
43.200.37.252 0:0:0:0:0:ffff:2bc8:25fc
43.200.37.253 0:0:0:0:0:ffff:2bc8:25fd
43.200.37.254 0:0:0:0:0:ffff:2bc8:25fe
43.200.37.255 0:0:0:0:0:ffff:2bc8:25ff


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.