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
37.153.85.1 0:0:0:0:0:ffff:2599:5501
37.153.85.2 0:0:0:0:0:ffff:2599:5502
37.153.85.3 0:0:0:0:0:ffff:2599:5503
37.153.85.4 0:0:0:0:0:ffff:2599:5504
37.153.85.5 0:0:0:0:0:ffff:2599:5505
37.153.85.6 0:0:0:0:0:ffff:2599:5506
37.153.85.7 0:0:0:0:0:ffff:2599:5507
37.153.85.8 0:0:0:0:0:ffff:2599:5508
37.153.85.9 0:0:0:0:0:ffff:2599:5509
37.153.85.10 0:0:0:0:0:ffff:2599:550a
37.153.85.11 0:0:0:0:0:ffff:2599:550b
37.153.85.12 0:0:0:0:0:ffff:2599:550c
37.153.85.13 0:0:0:0:0:ffff:2599:550d
37.153.85.14 0:0:0:0:0:ffff:2599:550e
37.153.85.15 0:0:0:0:0:ffff:2599:550f
37.153.85.16 0:0:0:0:0:ffff:2599:5510
37.153.85.17 0:0:0:0:0:ffff:2599:5511
37.153.85.18 0:0:0:0:0:ffff:2599:5512
37.153.85.19 0:0:0:0:0:ffff:2599:5513
37.153.85.20 0:0:0:0:0:ffff:2599:5514
37.153.85.21 0:0:0:0:0:ffff:2599:5515
37.153.85.22 0:0:0:0:0:ffff:2599:5516
37.153.85.23 0:0:0:0:0:ffff:2599:5517
37.153.85.24 0:0:0:0:0:ffff:2599:5518
37.153.85.25 0:0:0:0:0:ffff:2599:5519
37.153.85.26 0:0:0:0:0:ffff:2599:551a
37.153.85.27 0:0:0:0:0:ffff:2599:551b
37.153.85.28 0:0:0:0:0:ffff:2599:551c
37.153.85.29 0:0:0:0:0:ffff:2599:551d
37.153.85.30 0:0:0:0:0:ffff:2599:551e
37.153.85.31 0:0:0:0:0:ffff:2599:551f
37.153.85.32 0:0:0:0:0:ffff:2599:5520
37.153.85.33 0:0:0:0:0:ffff:2599:5521
37.153.85.34 0:0:0:0:0:ffff:2599:5522
37.153.85.35 0:0:0:0:0:ffff:2599:5523
37.153.85.36 0:0:0:0:0:ffff:2599:5524
37.153.85.37 0:0:0:0:0:ffff:2599:5525
37.153.85.38 0:0:0:0:0:ffff:2599:5526
37.153.85.39 0:0:0:0:0:ffff:2599:5527
37.153.85.40 0:0:0:0:0:ffff:2599:5528
37.153.85.41 0:0:0:0:0:ffff:2599:5529
37.153.85.42 0:0:0:0:0:ffff:2599:552a
37.153.85.43 0:0:0:0:0:ffff:2599:552b
37.153.85.44 0:0:0:0:0:ffff:2599:552c
37.153.85.45 0:0:0:0:0:ffff:2599:552d
37.153.85.46 0:0:0:0:0:ffff:2599:552e
37.153.85.47 0:0:0:0:0:ffff:2599:552f
37.153.85.48 0:0:0:0:0:ffff:2599:5530
37.153.85.49 0:0:0:0:0:ffff:2599:5531
37.153.85.50 0:0:0:0:0:ffff:2599:5532
37.153.85.51 0:0:0:0:0:ffff:2599:5533
37.153.85.52 0:0:0:0:0:ffff:2599:5534
37.153.85.53 0:0:0:0:0:ffff:2599:5535
37.153.85.54 0:0:0:0:0:ffff:2599:5536
37.153.85.55 0:0:0:0:0:ffff:2599:5537
37.153.85.56 0:0:0:0:0:ffff:2599:5538
37.153.85.57 0:0:0:0:0:ffff:2599:5539
37.153.85.58 0:0:0:0:0:ffff:2599:553a
37.153.85.59 0:0:0:0:0:ffff:2599:553b
37.153.85.60 0:0:0:0:0:ffff:2599:553c


37.153.85.61 0:0:0:0:0:ffff:2599:553d
37.153.85.62 0:0:0:0:0:ffff:2599:553e
37.153.85.63 0:0:0:0:0:ffff:2599:553f
37.153.85.64 0:0:0:0:0:ffff:2599:5540
37.153.85.65 0:0:0:0:0:ffff:2599:5541
37.153.85.66 0:0:0:0:0:ffff:2599:5542
37.153.85.67 0:0:0:0:0:ffff:2599:5543
37.153.85.68 0:0:0:0:0:ffff:2599:5544
37.153.85.69 0:0:0:0:0:ffff:2599:5545
37.153.85.70 0:0:0:0:0:ffff:2599:5546
37.153.85.71 0:0:0:0:0:ffff:2599:5547
37.153.85.72 0:0:0:0:0:ffff:2599:5548
37.153.85.73 0:0:0:0:0:ffff:2599:5549
37.153.85.74 0:0:0:0:0:ffff:2599:554a
37.153.85.75 0:0:0:0:0:ffff:2599:554b
37.153.85.76 0:0:0:0:0:ffff:2599:554c
37.153.85.77 0:0:0:0:0:ffff:2599:554d
37.153.85.78 0:0:0:0:0:ffff:2599:554e
37.153.85.79 0:0:0:0:0:ffff:2599:554f
37.153.85.80 0:0:0:0:0:ffff:2599:5550
37.153.85.81 0:0:0:0:0:ffff:2599:5551
37.153.85.82 0:0:0:0:0:ffff:2599:5552
37.153.85.83 0:0:0:0:0:ffff:2599:5553
37.153.85.84 0:0:0:0:0:ffff:2599:5554
37.153.85.85 0:0:0:0:0:ffff:2599:5555
37.153.85.86 0:0:0:0:0:ffff:2599:5556
37.153.85.87 0:0:0:0:0:ffff:2599:5557
37.153.85.88 0:0:0:0:0:ffff:2599:5558
37.153.85.89 0:0:0:0:0:ffff:2599:5559
37.153.85.90 0:0:0:0:0:ffff:2599:555a
37.153.85.91 0:0:0:0:0:ffff:2599:555b
37.153.85.92 0:0:0:0:0:ffff:2599:555c
37.153.85.93 0:0:0:0:0:ffff:2599:555d
37.153.85.94 0:0:0:0:0:ffff:2599:555e
37.153.85.95 0:0:0:0:0:ffff:2599:555f
37.153.85.96 0:0:0:0:0:ffff:2599:5560
37.153.85.97 0:0:0:0:0:ffff:2599:5561
37.153.85.98 0:0:0:0:0:ffff:2599:5562
37.153.85.99 0:0:0:0:0:ffff:2599:5563
37.153.85.100 0:0:0:0:0:ffff:2599:5564
37.153.85.101 0:0:0:0:0:ffff:2599:5565
37.153.85.102 0:0:0:0:0:ffff:2599:5566
37.153.85.103 0:0:0:0:0:ffff:2599:5567
37.153.85.104 0:0:0:0:0:ffff:2599:5568
37.153.85.105 0:0:0:0:0:ffff:2599:5569
37.153.85.106 0:0:0:0:0:ffff:2599:556a
37.153.85.107 0:0:0:0:0:ffff:2599:556b
37.153.85.108 0:0:0:0:0:ffff:2599:556c
37.153.85.109 0:0:0:0:0:ffff:2599:556d
37.153.85.110 0:0:0:0:0:ffff:2599:556e
37.153.85.111 0:0:0:0:0:ffff:2599:556f
37.153.85.112 0:0:0:0:0:ffff:2599:5570
37.153.85.113 0:0:0:0:0:ffff:2599:5571
37.153.85.114 0:0:0:0:0:ffff:2599:5572
37.153.85.115 0:0:0:0:0:ffff:2599:5573
37.153.85.116 0:0:0:0:0:ffff:2599:5574
37.153.85.117 0:0:0:0:0:ffff:2599:5575
37.153.85.118 0:0:0:0:0:ffff:2599:5576
37.153.85.119 0:0:0:0:0:ffff:2599:5577
37.153.85.120 0:0:0:0:0:ffff:2599:5578


37.153.85.121 0:0:0:0:0:ffff:2599:5579
37.153.85.122 0:0:0:0:0:ffff:2599:557a
37.153.85.123 0:0:0:0:0:ffff:2599:557b
37.153.85.124 0:0:0:0:0:ffff:2599:557c
37.153.85.125 0:0:0:0:0:ffff:2599:557d
37.153.85.126 0:0:0:0:0:ffff:2599:557e
37.153.85.127 0:0:0:0:0:ffff:2599:557f
37.153.85.128 0:0:0:0:0:ffff:2599:5580
37.153.85.129 0:0:0:0:0:ffff:2599:5581
37.153.85.130 0:0:0:0:0:ffff:2599:5582
37.153.85.131 0:0:0:0:0:ffff:2599:5583
37.153.85.132 0:0:0:0:0:ffff:2599:5584
37.153.85.133 0:0:0:0:0:ffff:2599:5585
37.153.85.134 0:0:0:0:0:ffff:2599:5586
37.153.85.135 0:0:0:0:0:ffff:2599:5587
37.153.85.136 0:0:0:0:0:ffff:2599:5588
37.153.85.137 0:0:0:0:0:ffff:2599:5589
37.153.85.138 0:0:0:0:0:ffff:2599:558a
37.153.85.139 0:0:0:0:0:ffff:2599:558b
37.153.85.140 0:0:0:0:0:ffff:2599:558c
37.153.85.141 0:0:0:0:0:ffff:2599:558d
37.153.85.142 0:0:0:0:0:ffff:2599:558e
37.153.85.143 0:0:0:0:0:ffff:2599:558f
37.153.85.144 0:0:0:0:0:ffff:2599:5590
37.153.85.145 0:0:0:0:0:ffff:2599:5591
37.153.85.146 0:0:0:0:0:ffff:2599:5592
37.153.85.147 0:0:0:0:0:ffff:2599:5593
37.153.85.148 0:0:0:0:0:ffff:2599:5594
37.153.85.149 0:0:0:0:0:ffff:2599:5595
37.153.85.150 0:0:0:0:0:ffff:2599:5596
37.153.85.151 0:0:0:0:0:ffff:2599:5597
37.153.85.152 0:0:0:0:0:ffff:2599:5598
37.153.85.153 0:0:0:0:0:ffff:2599:5599
37.153.85.154 0:0:0:0:0:ffff:2599:559a
37.153.85.155 0:0:0:0:0:ffff:2599:559b
37.153.85.156 0:0:0:0:0:ffff:2599:559c
37.153.85.157 0:0:0:0:0:ffff:2599:559d
37.153.85.158 0:0:0:0:0:ffff:2599:559e
37.153.85.159 0:0:0:0:0:ffff:2599:559f
37.153.85.160 0:0:0:0:0:ffff:2599:55a0
37.153.85.161 0:0:0:0:0:ffff:2599:55a1
37.153.85.162 0:0:0:0:0:ffff:2599:55a2
37.153.85.163 0:0:0:0:0:ffff:2599:55a3
37.153.85.164 0:0:0:0:0:ffff:2599:55a4
37.153.85.165 0:0:0:0:0:ffff:2599:55a5
37.153.85.166 0:0:0:0:0:ffff:2599:55a6
37.153.85.167 0:0:0:0:0:ffff:2599:55a7
37.153.85.168 0:0:0:0:0:ffff:2599:55a8
37.153.85.169 0:0:0:0:0:ffff:2599:55a9
37.153.85.170 0:0:0:0:0:ffff:2599:55aa
37.153.85.171 0:0:0:0:0:ffff:2599:55ab
37.153.85.172 0:0:0:0:0:ffff:2599:55ac
37.153.85.173 0:0:0:0:0:ffff:2599:55ad
37.153.85.174 0:0:0:0:0:ffff:2599:55ae
37.153.85.175 0:0:0:0:0:ffff:2599:55af
37.153.85.176 0:0:0:0:0:ffff:2599:55b0
37.153.85.177 0:0:0:0:0:ffff:2599:55b1
37.153.85.178 0:0:0:0:0:ffff:2599:55b2
37.153.85.179 0:0:0:0:0:ffff:2599:55b3
37.153.85.180 0:0:0:0:0:ffff:2599:55b4


37.153.85.181 0:0:0:0:0:ffff:2599:55b5
37.153.85.182 0:0:0:0:0:ffff:2599:55b6
37.153.85.183 0:0:0:0:0:ffff:2599:55b7
37.153.85.184 0:0:0:0:0:ffff:2599:55b8
37.153.85.185 0:0:0:0:0:ffff:2599:55b9
37.153.85.186 0:0:0:0:0:ffff:2599:55ba
37.153.85.187 0:0:0:0:0:ffff:2599:55bb
37.153.85.188 0:0:0:0:0:ffff:2599:55bc
37.153.85.189 0:0:0:0:0:ffff:2599:55bd
37.153.85.190 0:0:0:0:0:ffff:2599:55be
37.153.85.191 0:0:0:0:0:ffff:2599:55bf
37.153.85.192 0:0:0:0:0:ffff:2599:55c0
37.153.85.193 0:0:0:0:0:ffff:2599:55c1
37.153.85.194 0:0:0:0:0:ffff:2599:55c2
37.153.85.195 0:0:0:0:0:ffff:2599:55c3
37.153.85.196 0:0:0:0:0:ffff:2599:55c4
37.153.85.197 0:0:0:0:0:ffff:2599:55c5
37.153.85.198 0:0:0:0:0:ffff:2599:55c6
37.153.85.199 0:0:0:0:0:ffff:2599:55c7
37.153.85.200 0:0:0:0:0:ffff:2599:55c8
37.153.85.201 0:0:0:0:0:ffff:2599:55c9
37.153.85.202 0:0:0:0:0:ffff:2599:55ca
37.153.85.203 0:0:0:0:0:ffff:2599:55cb
37.153.85.204 0:0:0:0:0:ffff:2599:55cc
37.153.85.205 0:0:0:0:0:ffff:2599:55cd
37.153.85.206 0:0:0:0:0:ffff:2599:55ce
37.153.85.207 0:0:0:0:0:ffff:2599:55cf
37.153.85.208 0:0:0:0:0:ffff:2599:55d0
37.153.85.209 0:0:0:0:0:ffff:2599:55d1
37.153.85.210 0:0:0:0:0:ffff:2599:55d2
37.153.85.211 0:0:0:0:0:ffff:2599:55d3
37.153.85.212 0:0:0:0:0:ffff:2599:55d4
37.153.85.213 0:0:0:0:0:ffff:2599:55d5
37.153.85.214 0:0:0:0:0:ffff:2599:55d6
37.153.85.215 0:0:0:0:0:ffff:2599:55d7
37.153.85.216 0:0:0:0:0:ffff:2599:55d8
37.153.85.217 0:0:0:0:0:ffff:2599:55d9
37.153.85.218 0:0:0:0:0:ffff:2599:55da
37.153.85.219 0:0:0:0:0:ffff:2599:55db
37.153.85.220 0:0:0:0:0:ffff:2599:55dc
37.153.85.221 0:0:0:0:0:ffff:2599:55dd
37.153.85.222 0:0:0:0:0:ffff:2599:55de
37.153.85.223 0:0:0:0:0:ffff:2599:55df
37.153.85.224 0:0:0:0:0:ffff:2599:55e0
37.153.85.225 0:0:0:0:0:ffff:2599:55e1
37.153.85.226 0:0:0:0:0:ffff:2599:55e2
37.153.85.227 0:0:0:0:0:ffff:2599:55e3
37.153.85.228 0:0:0:0:0:ffff:2599:55e4
37.153.85.229 0:0:0:0:0:ffff:2599:55e5
37.153.85.230 0:0:0:0:0:ffff:2599:55e6
37.153.85.231 0:0:0:0:0:ffff:2599:55e7
37.153.85.232 0:0:0:0:0:ffff:2599:55e8
37.153.85.233 0:0:0:0:0:ffff:2599:55e9
37.153.85.234 0:0:0:0:0:ffff:2599:55ea
37.153.85.235 0:0:0:0:0:ffff:2599:55eb
37.153.85.236 0:0:0:0:0:ffff:2599:55ec
37.153.85.237 0:0:0:0:0:ffff:2599:55ed
37.153.85.238 0:0:0:0:0:ffff:2599:55ee
37.153.85.239 0:0:0:0:0:ffff:2599:55ef
37.153.85.240 0:0:0:0:0:ffff:2599:55f0
37.153.85.241 0:0:0:0:0:ffff:2599:55f1
37.153.85.242 0:0:0:0:0:ffff:2599:55f2
37.153.85.243 0:0:0:0:0:ffff:2599:55f3
37.153.85.244 0:0:0:0:0:ffff:2599:55f4
37.153.85.245 0:0:0:0:0:ffff:2599:55f5
37.153.85.246 0:0:0:0:0:ffff:2599:55f6
37.153.85.247 0:0:0:0:0:ffff:2599:55f7
37.153.85.248 0:0:0:0:0:ffff:2599:55f8
37.153.85.249 0:0:0:0:0:ffff:2599:55f9
37.153.85.250 0:0:0:0:0:ffff:2599:55fa
37.153.85.251 0:0:0:0:0:ffff:2599:55fb
37.153.85.252 0:0:0:0:0:ffff:2599:55fc
37.153.85.253 0:0:0:0:0:ffff:2599:55fd
37.153.85.254 0:0:0:0:0:ffff:2599:55fe
37.153.85.255 0:0:0:0:0:ffff:2599:55ff


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.