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
166.228.37.1 0:0:0:0:0:ffff:a6e4:2501
166.228.37.2 0:0:0:0:0:ffff:a6e4:2502
166.228.37.3 0:0:0:0:0:ffff:a6e4:2503
166.228.37.4 0:0:0:0:0:ffff:a6e4:2504
166.228.37.5 0:0:0:0:0:ffff:a6e4:2505
166.228.37.6 0:0:0:0:0:ffff:a6e4:2506
166.228.37.7 0:0:0:0:0:ffff:a6e4:2507
166.228.37.8 0:0:0:0:0:ffff:a6e4:2508
166.228.37.9 0:0:0:0:0:ffff:a6e4:2509
166.228.37.10 0:0:0:0:0:ffff:a6e4:250a
166.228.37.11 0:0:0:0:0:ffff:a6e4:250b
166.228.37.12 0:0:0:0:0:ffff:a6e4:250c
166.228.37.13 0:0:0:0:0:ffff:a6e4:250d
166.228.37.14 0:0:0:0:0:ffff:a6e4:250e
166.228.37.15 0:0:0:0:0:ffff:a6e4:250f
166.228.37.16 0:0:0:0:0:ffff:a6e4:2510
166.228.37.17 0:0:0:0:0:ffff:a6e4:2511
166.228.37.18 0:0:0:0:0:ffff:a6e4:2512
166.228.37.19 0:0:0:0:0:ffff:a6e4:2513
166.228.37.20 0:0:0:0:0:ffff:a6e4:2514
166.228.37.21 0:0:0:0:0:ffff:a6e4:2515
166.228.37.22 0:0:0:0:0:ffff:a6e4:2516
166.228.37.23 0:0:0:0:0:ffff:a6e4:2517
166.228.37.24 0:0:0:0:0:ffff:a6e4:2518
166.228.37.25 0:0:0:0:0:ffff:a6e4:2519
166.228.37.26 0:0:0:0:0:ffff:a6e4:251a
166.228.37.27 0:0:0:0:0:ffff:a6e4:251b
166.228.37.28 0:0:0:0:0:ffff:a6e4:251c
166.228.37.29 0:0:0:0:0:ffff:a6e4:251d
166.228.37.30 0:0:0:0:0:ffff:a6e4:251e
166.228.37.31 0:0:0:0:0:ffff:a6e4:251f
166.228.37.32 0:0:0:0:0:ffff:a6e4:2520
166.228.37.33 0:0:0:0:0:ffff:a6e4:2521
166.228.37.34 0:0:0:0:0:ffff:a6e4:2522
166.228.37.35 0:0:0:0:0:ffff:a6e4:2523
166.228.37.36 0:0:0:0:0:ffff:a6e4:2524
166.228.37.37 0:0:0:0:0:ffff:a6e4:2525
166.228.37.38 0:0:0:0:0:ffff:a6e4:2526
166.228.37.39 0:0:0:0:0:ffff:a6e4:2527
166.228.37.40 0:0:0:0:0:ffff:a6e4:2528
166.228.37.41 0:0:0:0:0:ffff:a6e4:2529
166.228.37.42 0:0:0:0:0:ffff:a6e4:252a
166.228.37.43 0:0:0:0:0:ffff:a6e4:252b
166.228.37.44 0:0:0:0:0:ffff:a6e4:252c
166.228.37.45 0:0:0:0:0:ffff:a6e4:252d
166.228.37.46 0:0:0:0:0:ffff:a6e4:252e
166.228.37.47 0:0:0:0:0:ffff:a6e4:252f
166.228.37.48 0:0:0:0:0:ffff:a6e4:2530
166.228.37.49 0:0:0:0:0:ffff:a6e4:2531
166.228.37.50 0:0:0:0:0:ffff:a6e4:2532
166.228.37.51 0:0:0:0:0:ffff:a6e4:2533
166.228.37.52 0:0:0:0:0:ffff:a6e4:2534
166.228.37.53 0:0:0:0:0:ffff:a6e4:2535
166.228.37.54 0:0:0:0:0:ffff:a6e4:2536
166.228.37.55 0:0:0:0:0:ffff:a6e4:2537
166.228.37.56 0:0:0:0:0:ffff:a6e4:2538
166.228.37.57 0:0:0:0:0:ffff:a6e4:2539
166.228.37.58 0:0:0:0:0:ffff:a6e4:253a
166.228.37.59 0:0:0:0:0:ffff:a6e4:253b
166.228.37.60 0:0:0:0:0:ffff:a6e4:253c


166.228.37.61 0:0:0:0:0:ffff:a6e4:253d
166.228.37.62 0:0:0:0:0:ffff:a6e4:253e
166.228.37.63 0:0:0:0:0:ffff:a6e4:253f
166.228.37.64 0:0:0:0:0:ffff:a6e4:2540
166.228.37.65 0:0:0:0:0:ffff:a6e4:2541
166.228.37.66 0:0:0:0:0:ffff:a6e4:2542
166.228.37.67 0:0:0:0:0:ffff:a6e4:2543
166.228.37.68 0:0:0:0:0:ffff:a6e4:2544
166.228.37.69 0:0:0:0:0:ffff:a6e4:2545
166.228.37.70 0:0:0:0:0:ffff:a6e4:2546
166.228.37.71 0:0:0:0:0:ffff:a6e4:2547
166.228.37.72 0:0:0:0:0:ffff:a6e4:2548
166.228.37.73 0:0:0:0:0:ffff:a6e4:2549
166.228.37.74 0:0:0:0:0:ffff:a6e4:254a
166.228.37.75 0:0:0:0:0:ffff:a6e4:254b
166.228.37.76 0:0:0:0:0:ffff:a6e4:254c
166.228.37.77 0:0:0:0:0:ffff:a6e4:254d
166.228.37.78 0:0:0:0:0:ffff:a6e4:254e
166.228.37.79 0:0:0:0:0:ffff:a6e4:254f
166.228.37.80 0:0:0:0:0:ffff:a6e4:2550
166.228.37.81 0:0:0:0:0:ffff:a6e4:2551
166.228.37.82 0:0:0:0:0:ffff:a6e4:2552
166.228.37.83 0:0:0:0:0:ffff:a6e4:2553
166.228.37.84 0:0:0:0:0:ffff:a6e4:2554
166.228.37.85 0:0:0:0:0:ffff:a6e4:2555
166.228.37.86 0:0:0:0:0:ffff:a6e4:2556
166.228.37.87 0:0:0:0:0:ffff:a6e4:2557
166.228.37.88 0:0:0:0:0:ffff:a6e4:2558
166.228.37.89 0:0:0:0:0:ffff:a6e4:2559
166.228.37.90 0:0:0:0:0:ffff:a6e4:255a
166.228.37.91 0:0:0:0:0:ffff:a6e4:255b
166.228.37.92 0:0:0:0:0:ffff:a6e4:255c
166.228.37.93 0:0:0:0:0:ffff:a6e4:255d
166.228.37.94 0:0:0:0:0:ffff:a6e4:255e
166.228.37.95 0:0:0:0:0:ffff:a6e4:255f
166.228.37.96 0:0:0:0:0:ffff:a6e4:2560
166.228.37.97 0:0:0:0:0:ffff:a6e4:2561
166.228.37.98 0:0:0:0:0:ffff:a6e4:2562
166.228.37.99 0:0:0:0:0:ffff:a6e4:2563
166.228.37.100 0:0:0:0:0:ffff:a6e4:2564
166.228.37.101 0:0:0:0:0:ffff:a6e4:2565
166.228.37.102 0:0:0:0:0:ffff:a6e4:2566
166.228.37.103 0:0:0:0:0:ffff:a6e4:2567
166.228.37.104 0:0:0:0:0:ffff:a6e4:2568
166.228.37.105 0:0:0:0:0:ffff:a6e4:2569
166.228.37.106 0:0:0:0:0:ffff:a6e4:256a
166.228.37.107 0:0:0:0:0:ffff:a6e4:256b
166.228.37.108 0:0:0:0:0:ffff:a6e4:256c
166.228.37.109 0:0:0:0:0:ffff:a6e4:256d
166.228.37.110 0:0:0:0:0:ffff:a6e4:256e
166.228.37.111 0:0:0:0:0:ffff:a6e4:256f
166.228.37.112 0:0:0:0:0:ffff:a6e4:2570
166.228.37.113 0:0:0:0:0:ffff:a6e4:2571
166.228.37.114 0:0:0:0:0:ffff:a6e4:2572
166.228.37.115 0:0:0:0:0:ffff:a6e4:2573
166.228.37.116 0:0:0:0:0:ffff:a6e4:2574
166.228.37.117 0:0:0:0:0:ffff:a6e4:2575
166.228.37.118 0:0:0:0:0:ffff:a6e4:2576
166.228.37.119 0:0:0:0:0:ffff:a6e4:2577
166.228.37.120 0:0:0:0:0:ffff:a6e4:2578


166.228.37.121 0:0:0:0:0:ffff:a6e4:2579
166.228.37.122 0:0:0:0:0:ffff:a6e4:257a
166.228.37.123 0:0:0:0:0:ffff:a6e4:257b
166.228.37.124 0:0:0:0:0:ffff:a6e4:257c
166.228.37.125 0:0:0:0:0:ffff:a6e4:257d
166.228.37.126 0:0:0:0:0:ffff:a6e4:257e
166.228.37.127 0:0:0:0:0:ffff:a6e4:257f
166.228.37.128 0:0:0:0:0:ffff:a6e4:2580
166.228.37.129 0:0:0:0:0:ffff:a6e4:2581
166.228.37.130 0:0:0:0:0:ffff:a6e4:2582
166.228.37.131 0:0:0:0:0:ffff:a6e4:2583
166.228.37.132 0:0:0:0:0:ffff:a6e4:2584
166.228.37.133 0:0:0:0:0:ffff:a6e4:2585
166.228.37.134 0:0:0:0:0:ffff:a6e4:2586
166.228.37.135 0:0:0:0:0:ffff:a6e4:2587
166.228.37.136 0:0:0:0:0:ffff:a6e4:2588
166.228.37.137 0:0:0:0:0:ffff:a6e4:2589
166.228.37.138 0:0:0:0:0:ffff:a6e4:258a
166.228.37.139 0:0:0:0:0:ffff:a6e4:258b
166.228.37.140 0:0:0:0:0:ffff:a6e4:258c
166.228.37.141 0:0:0:0:0:ffff:a6e4:258d
166.228.37.142 0:0:0:0:0:ffff:a6e4:258e
166.228.37.143 0:0:0:0:0:ffff:a6e4:258f
166.228.37.144 0:0:0:0:0:ffff:a6e4:2590
166.228.37.145 0:0:0:0:0:ffff:a6e4:2591
166.228.37.146 0:0:0:0:0:ffff:a6e4:2592
166.228.37.147 0:0:0:0:0:ffff:a6e4:2593
166.228.37.148 0:0:0:0:0:ffff:a6e4:2594
166.228.37.149 0:0:0:0:0:ffff:a6e4:2595
166.228.37.150 0:0:0:0:0:ffff:a6e4:2596
166.228.37.151 0:0:0:0:0:ffff:a6e4:2597
166.228.37.152 0:0:0:0:0:ffff:a6e4:2598
166.228.37.153 0:0:0:0:0:ffff:a6e4:2599
166.228.37.154 0:0:0:0:0:ffff:a6e4:259a
166.228.37.155 0:0:0:0:0:ffff:a6e4:259b
166.228.37.156 0:0:0:0:0:ffff:a6e4:259c
166.228.37.157 0:0:0:0:0:ffff:a6e4:259d
166.228.37.158 0:0:0:0:0:ffff:a6e4:259e
166.228.37.159 0:0:0:0:0:ffff:a6e4:259f
166.228.37.160 0:0:0:0:0:ffff:a6e4:25a0
166.228.37.161 0:0:0:0:0:ffff:a6e4:25a1
166.228.37.162 0:0:0:0:0:ffff:a6e4:25a2
166.228.37.163 0:0:0:0:0:ffff:a6e4:25a3
166.228.37.164 0:0:0:0:0:ffff:a6e4:25a4
166.228.37.165 0:0:0:0:0:ffff:a6e4:25a5
166.228.37.166 0:0:0:0:0:ffff:a6e4:25a6
166.228.37.167 0:0:0:0:0:ffff:a6e4:25a7
166.228.37.168 0:0:0:0:0:ffff:a6e4:25a8
166.228.37.169 0:0:0:0:0:ffff:a6e4:25a9
166.228.37.170 0:0:0:0:0:ffff:a6e4:25aa
166.228.37.171 0:0:0:0:0:ffff:a6e4:25ab
166.228.37.172 0:0:0:0:0:ffff:a6e4:25ac
166.228.37.173 0:0:0:0:0:ffff:a6e4:25ad
166.228.37.174 0:0:0:0:0:ffff:a6e4:25ae
166.228.37.175 0:0:0:0:0:ffff:a6e4:25af
166.228.37.176 0:0:0:0:0:ffff:a6e4:25b0
166.228.37.177 0:0:0:0:0:ffff:a6e4:25b1
166.228.37.178 0:0:0:0:0:ffff:a6e4:25b2
166.228.37.179 0:0:0:0:0:ffff:a6e4:25b3
166.228.37.180 0:0:0:0:0:ffff:a6e4:25b4


166.228.37.181 0:0:0:0:0:ffff:a6e4:25b5
166.228.37.182 0:0:0:0:0:ffff:a6e4:25b6
166.228.37.183 0:0:0:0:0:ffff:a6e4:25b7
166.228.37.184 0:0:0:0:0:ffff:a6e4:25b8
166.228.37.185 0:0:0:0:0:ffff:a6e4:25b9
166.228.37.186 0:0:0:0:0:ffff:a6e4:25ba
166.228.37.187 0:0:0:0:0:ffff:a6e4:25bb
166.228.37.188 0:0:0:0:0:ffff:a6e4:25bc
166.228.37.189 0:0:0:0:0:ffff:a6e4:25bd
166.228.37.190 0:0:0:0:0:ffff:a6e4:25be
166.228.37.191 0:0:0:0:0:ffff:a6e4:25bf
166.228.37.192 0:0:0:0:0:ffff:a6e4:25c0
166.228.37.193 0:0:0:0:0:ffff:a6e4:25c1
166.228.37.194 0:0:0:0:0:ffff:a6e4:25c2
166.228.37.195 0:0:0:0:0:ffff:a6e4:25c3
166.228.37.196 0:0:0:0:0:ffff:a6e4:25c4
166.228.37.197 0:0:0:0:0:ffff:a6e4:25c5
166.228.37.198 0:0:0:0:0:ffff:a6e4:25c6
166.228.37.199 0:0:0:0:0:ffff:a6e4:25c7
166.228.37.200 0:0:0:0:0:ffff:a6e4:25c8
166.228.37.201 0:0:0:0:0:ffff:a6e4:25c9
166.228.37.202 0:0:0:0:0:ffff:a6e4:25ca
166.228.37.203 0:0:0:0:0:ffff:a6e4:25cb
166.228.37.204 0:0:0:0:0:ffff:a6e4:25cc
166.228.37.205 0:0:0:0:0:ffff:a6e4:25cd
166.228.37.206 0:0:0:0:0:ffff:a6e4:25ce
166.228.37.207 0:0:0:0:0:ffff:a6e4:25cf
166.228.37.208 0:0:0:0:0:ffff:a6e4:25d0
166.228.37.209 0:0:0:0:0:ffff:a6e4:25d1
166.228.37.210 0:0:0:0:0:ffff:a6e4:25d2
166.228.37.211 0:0:0:0:0:ffff:a6e4:25d3
166.228.37.212 0:0:0:0:0:ffff:a6e4:25d4
166.228.37.213 0:0:0:0:0:ffff:a6e4:25d5
166.228.37.214 0:0:0:0:0:ffff:a6e4:25d6
166.228.37.215 0:0:0:0:0:ffff:a6e4:25d7
166.228.37.216 0:0:0:0:0:ffff:a6e4:25d8
166.228.37.217 0:0:0:0:0:ffff:a6e4:25d9
166.228.37.218 0:0:0:0:0:ffff:a6e4:25da
166.228.37.219 0:0:0:0:0:ffff:a6e4:25db
166.228.37.220 0:0:0:0:0:ffff:a6e4:25dc
166.228.37.221 0:0:0:0:0:ffff:a6e4:25dd
166.228.37.222 0:0:0:0:0:ffff:a6e4:25de
166.228.37.223 0:0:0:0:0:ffff:a6e4:25df
166.228.37.224 0:0:0:0:0:ffff:a6e4:25e0
166.228.37.225 0:0:0:0:0:ffff:a6e4:25e1
166.228.37.226 0:0:0:0:0:ffff:a6e4:25e2
166.228.37.227 0:0:0:0:0:ffff:a6e4:25e3
166.228.37.228 0:0:0:0:0:ffff:a6e4:25e4
166.228.37.229 0:0:0:0:0:ffff:a6e4:25e5
166.228.37.230 0:0:0:0:0:ffff:a6e4:25e6
166.228.37.231 0:0:0:0:0:ffff:a6e4:25e7
166.228.37.232 0:0:0:0:0:ffff:a6e4:25e8
166.228.37.233 0:0:0:0:0:ffff:a6e4:25e9
166.228.37.234 0:0:0:0:0:ffff:a6e4:25ea
166.228.37.235 0:0:0:0:0:ffff:a6e4:25eb
166.228.37.236 0:0:0:0:0:ffff:a6e4:25ec
166.228.37.237 0:0:0:0:0:ffff:a6e4:25ed
166.228.37.238 0:0:0:0:0:ffff:a6e4:25ee
166.228.37.239 0:0:0:0:0:ffff:a6e4:25ef
166.228.37.240 0:0:0:0:0:ffff:a6e4:25f0
166.228.37.241 0:0:0:0:0:ffff:a6e4:25f1
166.228.37.242 0:0:0:0:0:ffff:a6e4:25f2
166.228.37.243 0:0:0:0:0:ffff:a6e4:25f3
166.228.37.244 0:0:0:0:0:ffff:a6e4:25f4
166.228.37.245 0:0:0:0:0:ffff:a6e4:25f5
166.228.37.246 0:0:0:0:0:ffff:a6e4:25f6
166.228.37.247 0:0:0:0:0:ffff:a6e4:25f7
166.228.37.248 0:0:0:0:0:ffff:a6e4:25f8
166.228.37.249 0:0:0:0:0:ffff:a6e4:25f9
166.228.37.250 0:0:0:0:0:ffff:a6e4:25fa
166.228.37.251 0:0:0:0:0:ffff:a6e4:25fb
166.228.37.252 0:0:0:0:0:ffff:a6e4:25fc
166.228.37.253 0:0:0:0:0:ffff:a6e4:25fd
166.228.37.254 0:0:0:0:0:ffff:a6e4:25fe
166.228.37.255 0:0:0:0:0:ffff:a6e4:25ff


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.