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
172.3.7.1 0:0:0:0:0:ffff:ac03:701
172.3.7.2 0:0:0:0:0:ffff:ac03:702
172.3.7.3 0:0:0:0:0:ffff:ac03:703
172.3.7.4 0:0:0:0:0:ffff:ac03:704
172.3.7.5 0:0:0:0:0:ffff:ac03:705
172.3.7.6 0:0:0:0:0:ffff:ac03:706
172.3.7.7 0:0:0:0:0:ffff:ac03:707
172.3.7.8 0:0:0:0:0:ffff:ac03:708
172.3.7.9 0:0:0:0:0:ffff:ac03:709
172.3.7.10 0:0:0:0:0:ffff:ac03:70a
172.3.7.11 0:0:0:0:0:ffff:ac03:70b
172.3.7.12 0:0:0:0:0:ffff:ac03:70c
172.3.7.13 0:0:0:0:0:ffff:ac03:70d
172.3.7.14 0:0:0:0:0:ffff:ac03:70e
172.3.7.15 0:0:0:0:0:ffff:ac03:70f
172.3.7.16 0:0:0:0:0:ffff:ac03:710
172.3.7.17 0:0:0:0:0:ffff:ac03:711
172.3.7.18 0:0:0:0:0:ffff:ac03:712
172.3.7.19 0:0:0:0:0:ffff:ac03:713
172.3.7.20 0:0:0:0:0:ffff:ac03:714
172.3.7.21 0:0:0:0:0:ffff:ac03:715
172.3.7.22 0:0:0:0:0:ffff:ac03:716
172.3.7.23 0:0:0:0:0:ffff:ac03:717
172.3.7.24 0:0:0:0:0:ffff:ac03:718
172.3.7.25 0:0:0:0:0:ffff:ac03:719
172.3.7.26 0:0:0:0:0:ffff:ac03:71a
172.3.7.27 0:0:0:0:0:ffff:ac03:71b
172.3.7.28 0:0:0:0:0:ffff:ac03:71c
172.3.7.29 0:0:0:0:0:ffff:ac03:71d
172.3.7.30 0:0:0:0:0:ffff:ac03:71e
172.3.7.31 0:0:0:0:0:ffff:ac03:71f
172.3.7.32 0:0:0:0:0:ffff:ac03:720
172.3.7.33 0:0:0:0:0:ffff:ac03:721
172.3.7.34 0:0:0:0:0:ffff:ac03:722
172.3.7.35 0:0:0:0:0:ffff:ac03:723
172.3.7.36 0:0:0:0:0:ffff:ac03:724
172.3.7.37 0:0:0:0:0:ffff:ac03:725
172.3.7.38 0:0:0:0:0:ffff:ac03:726
172.3.7.39 0:0:0:0:0:ffff:ac03:727
172.3.7.40 0:0:0:0:0:ffff:ac03:728
172.3.7.41 0:0:0:0:0:ffff:ac03:729
172.3.7.42 0:0:0:0:0:ffff:ac03:72a
172.3.7.43 0:0:0:0:0:ffff:ac03:72b
172.3.7.44 0:0:0:0:0:ffff:ac03:72c
172.3.7.45 0:0:0:0:0:ffff:ac03:72d
172.3.7.46 0:0:0:0:0:ffff:ac03:72e
172.3.7.47 0:0:0:0:0:ffff:ac03:72f
172.3.7.48 0:0:0:0:0:ffff:ac03:730
172.3.7.49 0:0:0:0:0:ffff:ac03:731
172.3.7.50 0:0:0:0:0:ffff:ac03:732
172.3.7.51 0:0:0:0:0:ffff:ac03:733
172.3.7.52 0:0:0:0:0:ffff:ac03:734
172.3.7.53 0:0:0:0:0:ffff:ac03:735
172.3.7.54 0:0:0:0:0:ffff:ac03:736
172.3.7.55 0:0:0:0:0:ffff:ac03:737
172.3.7.56 0:0:0:0:0:ffff:ac03:738
172.3.7.57 0:0:0:0:0:ffff:ac03:739
172.3.7.58 0:0:0:0:0:ffff:ac03:73a
172.3.7.59 0:0:0:0:0:ffff:ac03:73b
172.3.7.60 0:0:0:0:0:ffff:ac03:73c


172.3.7.61 0:0:0:0:0:ffff:ac03:73d
172.3.7.62 0:0:0:0:0:ffff:ac03:73e
172.3.7.63 0:0:0:0:0:ffff:ac03:73f
172.3.7.64 0:0:0:0:0:ffff:ac03:740
172.3.7.65 0:0:0:0:0:ffff:ac03:741
172.3.7.66 0:0:0:0:0:ffff:ac03:742
172.3.7.67 0:0:0:0:0:ffff:ac03:743
172.3.7.68 0:0:0:0:0:ffff:ac03:744
172.3.7.69 0:0:0:0:0:ffff:ac03:745
172.3.7.70 0:0:0:0:0:ffff:ac03:746
172.3.7.71 0:0:0:0:0:ffff:ac03:747
172.3.7.72 0:0:0:0:0:ffff:ac03:748
172.3.7.73 0:0:0:0:0:ffff:ac03:749
172.3.7.74 0:0:0:0:0:ffff:ac03:74a
172.3.7.75 0:0:0:0:0:ffff:ac03:74b
172.3.7.76 0:0:0:0:0:ffff:ac03:74c
172.3.7.77 0:0:0:0:0:ffff:ac03:74d
172.3.7.78 0:0:0:0:0:ffff:ac03:74e
172.3.7.79 0:0:0:0:0:ffff:ac03:74f
172.3.7.80 0:0:0:0:0:ffff:ac03:750
172.3.7.81 0:0:0:0:0:ffff:ac03:751
172.3.7.82 0:0:0:0:0:ffff:ac03:752
172.3.7.83 0:0:0:0:0:ffff:ac03:753
172.3.7.84 0:0:0:0:0:ffff:ac03:754
172.3.7.85 0:0:0:0:0:ffff:ac03:755
172.3.7.86 0:0:0:0:0:ffff:ac03:756
172.3.7.87 0:0:0:0:0:ffff:ac03:757
172.3.7.88 0:0:0:0:0:ffff:ac03:758
172.3.7.89 0:0:0:0:0:ffff:ac03:759
172.3.7.90 0:0:0:0:0:ffff:ac03:75a
172.3.7.91 0:0:0:0:0:ffff:ac03:75b
172.3.7.92 0:0:0:0:0:ffff:ac03:75c
172.3.7.93 0:0:0:0:0:ffff:ac03:75d
172.3.7.94 0:0:0:0:0:ffff:ac03:75e
172.3.7.95 0:0:0:0:0:ffff:ac03:75f
172.3.7.96 0:0:0:0:0:ffff:ac03:760
172.3.7.97 0:0:0:0:0:ffff:ac03:761
172.3.7.98 0:0:0:0:0:ffff:ac03:762
172.3.7.99 0:0:0:0:0:ffff:ac03:763
172.3.7.100 0:0:0:0:0:ffff:ac03:764
172.3.7.101 0:0:0:0:0:ffff:ac03:765
172.3.7.102 0:0:0:0:0:ffff:ac03:766
172.3.7.103 0:0:0:0:0:ffff:ac03:767
172.3.7.104 0:0:0:0:0:ffff:ac03:768
172.3.7.105 0:0:0:0:0:ffff:ac03:769
172.3.7.106 0:0:0:0:0:ffff:ac03:76a
172.3.7.107 0:0:0:0:0:ffff:ac03:76b
172.3.7.108 0:0:0:0:0:ffff:ac03:76c
172.3.7.109 0:0:0:0:0:ffff:ac03:76d
172.3.7.110 0:0:0:0:0:ffff:ac03:76e
172.3.7.111 0:0:0:0:0:ffff:ac03:76f
172.3.7.112 0:0:0:0:0:ffff:ac03:770
172.3.7.113 0:0:0:0:0:ffff:ac03:771
172.3.7.114 0:0:0:0:0:ffff:ac03:772
172.3.7.115 0:0:0:0:0:ffff:ac03:773
172.3.7.116 0:0:0:0:0:ffff:ac03:774
172.3.7.117 0:0:0:0:0:ffff:ac03:775
172.3.7.118 0:0:0:0:0:ffff:ac03:776
172.3.7.119 0:0:0:0:0:ffff:ac03:777
172.3.7.120 0:0:0:0:0:ffff:ac03:778


172.3.7.121 0:0:0:0:0:ffff:ac03:779
172.3.7.122 0:0:0:0:0:ffff:ac03:77a
172.3.7.123 0:0:0:0:0:ffff:ac03:77b
172.3.7.124 0:0:0:0:0:ffff:ac03:77c
172.3.7.125 0:0:0:0:0:ffff:ac03:77d
172.3.7.126 0:0:0:0:0:ffff:ac03:77e
172.3.7.127 0:0:0:0:0:ffff:ac03:77f
172.3.7.128 0:0:0:0:0:ffff:ac03:780
172.3.7.129 0:0:0:0:0:ffff:ac03:781
172.3.7.130 0:0:0:0:0:ffff:ac03:782
172.3.7.131 0:0:0:0:0:ffff:ac03:783
172.3.7.132 0:0:0:0:0:ffff:ac03:784
172.3.7.133 0:0:0:0:0:ffff:ac03:785
172.3.7.134 0:0:0:0:0:ffff:ac03:786
172.3.7.135 0:0:0:0:0:ffff:ac03:787
172.3.7.136 0:0:0:0:0:ffff:ac03:788
172.3.7.137 0:0:0:0:0:ffff:ac03:789
172.3.7.138 0:0:0:0:0:ffff:ac03:78a
172.3.7.139 0:0:0:0:0:ffff:ac03:78b
172.3.7.140 0:0:0:0:0:ffff:ac03:78c
172.3.7.141 0:0:0:0:0:ffff:ac03:78d
172.3.7.142 0:0:0:0:0:ffff:ac03:78e
172.3.7.143 0:0:0:0:0:ffff:ac03:78f
172.3.7.144 0:0:0:0:0:ffff:ac03:790
172.3.7.145 0:0:0:0:0:ffff:ac03:791
172.3.7.146 0:0:0:0:0:ffff:ac03:792
172.3.7.147 0:0:0:0:0:ffff:ac03:793
172.3.7.148 0:0:0:0:0:ffff:ac03:794
172.3.7.149 0:0:0:0:0:ffff:ac03:795
172.3.7.150 0:0:0:0:0:ffff:ac03:796
172.3.7.151 0:0:0:0:0:ffff:ac03:797
172.3.7.152 0:0:0:0:0:ffff:ac03:798
172.3.7.153 0:0:0:0:0:ffff:ac03:799
172.3.7.154 0:0:0:0:0:ffff:ac03:79a
172.3.7.155 0:0:0:0:0:ffff:ac03:79b
172.3.7.156 0:0:0:0:0:ffff:ac03:79c
172.3.7.157 0:0:0:0:0:ffff:ac03:79d
172.3.7.158 0:0:0:0:0:ffff:ac03:79e
172.3.7.159 0:0:0:0:0:ffff:ac03:79f
172.3.7.160 0:0:0:0:0:ffff:ac03:7a0
172.3.7.161 0:0:0:0:0:ffff:ac03:7a1
172.3.7.162 0:0:0:0:0:ffff:ac03:7a2
172.3.7.163 0:0:0:0:0:ffff:ac03:7a3
172.3.7.164 0:0:0:0:0:ffff:ac03:7a4
172.3.7.165 0:0:0:0:0:ffff:ac03:7a5
172.3.7.166 0:0:0:0:0:ffff:ac03:7a6
172.3.7.167 0:0:0:0:0:ffff:ac03:7a7
172.3.7.168 0:0:0:0:0:ffff:ac03:7a8
172.3.7.169 0:0:0:0:0:ffff:ac03:7a9
172.3.7.170 0:0:0:0:0:ffff:ac03:7aa
172.3.7.171 0:0:0:0:0:ffff:ac03:7ab
172.3.7.172 0:0:0:0:0:ffff:ac03:7ac
172.3.7.173 0:0:0:0:0:ffff:ac03:7ad
172.3.7.174 0:0:0:0:0:ffff:ac03:7ae
172.3.7.175 0:0:0:0:0:ffff:ac03:7af
172.3.7.176 0:0:0:0:0:ffff:ac03:7b0
172.3.7.177 0:0:0:0:0:ffff:ac03:7b1
172.3.7.178 0:0:0:0:0:ffff:ac03:7b2
172.3.7.179 0:0:0:0:0:ffff:ac03:7b3
172.3.7.180 0:0:0:0:0:ffff:ac03:7b4


172.3.7.181 0:0:0:0:0:ffff:ac03:7b5
172.3.7.182 0:0:0:0:0:ffff:ac03:7b6
172.3.7.183 0:0:0:0:0:ffff:ac03:7b7
172.3.7.184 0:0:0:0:0:ffff:ac03:7b8
172.3.7.185 0:0:0:0:0:ffff:ac03:7b9
172.3.7.186 0:0:0:0:0:ffff:ac03:7ba
172.3.7.187 0:0:0:0:0:ffff:ac03:7bb
172.3.7.188 0:0:0:0:0:ffff:ac03:7bc
172.3.7.189 0:0:0:0:0:ffff:ac03:7bd
172.3.7.190 0:0:0:0:0:ffff:ac03:7be
172.3.7.191 0:0:0:0:0:ffff:ac03:7bf
172.3.7.192 0:0:0:0:0:ffff:ac03:7c0
172.3.7.193 0:0:0:0:0:ffff:ac03:7c1
172.3.7.194 0:0:0:0:0:ffff:ac03:7c2
172.3.7.195 0:0:0:0:0:ffff:ac03:7c3
172.3.7.196 0:0:0:0:0:ffff:ac03:7c4
172.3.7.197 0:0:0:0:0:ffff:ac03:7c5
172.3.7.198 0:0:0:0:0:ffff:ac03:7c6
172.3.7.199 0:0:0:0:0:ffff:ac03:7c7
172.3.7.200 0:0:0:0:0:ffff:ac03:7c8
172.3.7.201 0:0:0:0:0:ffff:ac03:7c9
172.3.7.202 0:0:0:0:0:ffff:ac03:7ca
172.3.7.203 0:0:0:0:0:ffff:ac03:7cb
172.3.7.204 0:0:0:0:0:ffff:ac03:7cc
172.3.7.205 0:0:0:0:0:ffff:ac03:7cd
172.3.7.206 0:0:0:0:0:ffff:ac03:7ce
172.3.7.207 0:0:0:0:0:ffff:ac03:7cf
172.3.7.208 0:0:0:0:0:ffff:ac03:7d0
172.3.7.209 0:0:0:0:0:ffff:ac03:7d1
172.3.7.210 0:0:0:0:0:ffff:ac03:7d2
172.3.7.211 0:0:0:0:0:ffff:ac03:7d3
172.3.7.212 0:0:0:0:0:ffff:ac03:7d4
172.3.7.213 0:0:0:0:0:ffff:ac03:7d5
172.3.7.214 0:0:0:0:0:ffff:ac03:7d6
172.3.7.215 0:0:0:0:0:ffff:ac03:7d7
172.3.7.216 0:0:0:0:0:ffff:ac03:7d8
172.3.7.217 0:0:0:0:0:ffff:ac03:7d9
172.3.7.218 0:0:0:0:0:ffff:ac03:7da
172.3.7.219 0:0:0:0:0:ffff:ac03:7db
172.3.7.220 0:0:0:0:0:ffff:ac03:7dc
172.3.7.221 0:0:0:0:0:ffff:ac03:7dd
172.3.7.222 0:0:0:0:0:ffff:ac03:7de
172.3.7.223 0:0:0:0:0:ffff:ac03:7df
172.3.7.224 0:0:0:0:0:ffff:ac03:7e0
172.3.7.225 0:0:0:0:0:ffff:ac03:7e1
172.3.7.226 0:0:0:0:0:ffff:ac03:7e2
172.3.7.227 0:0:0:0:0:ffff:ac03:7e3
172.3.7.228 0:0:0:0:0:ffff:ac03:7e4
172.3.7.229 0:0:0:0:0:ffff:ac03:7e5
172.3.7.230 0:0:0:0:0:ffff:ac03:7e6
172.3.7.231 0:0:0:0:0:ffff:ac03:7e7
172.3.7.232 0:0:0:0:0:ffff:ac03:7e8
172.3.7.233 0:0:0:0:0:ffff:ac03:7e9
172.3.7.234 0:0:0:0:0:ffff:ac03:7ea
172.3.7.235 0:0:0:0:0:ffff:ac03:7eb
172.3.7.236 0:0:0:0:0:ffff:ac03:7ec
172.3.7.237 0:0:0:0:0:ffff:ac03:7ed
172.3.7.238 0:0:0:0:0:ffff:ac03:7ee
172.3.7.239 0:0:0:0:0:ffff:ac03:7ef
172.3.7.240 0:0:0:0:0:ffff:ac03:7f0
172.3.7.241 0:0:0:0:0:ffff:ac03:7f1
172.3.7.242 0:0:0:0:0:ffff:ac03:7f2
172.3.7.243 0:0:0:0:0:ffff:ac03:7f3
172.3.7.244 0:0:0:0:0:ffff:ac03:7f4
172.3.7.245 0:0:0:0:0:ffff:ac03:7f5
172.3.7.246 0:0:0:0:0:ffff:ac03:7f6
172.3.7.247 0:0:0:0:0:ffff:ac03:7f7
172.3.7.248 0:0:0:0:0:ffff:ac03:7f8
172.3.7.249 0:0:0:0:0:ffff:ac03:7f9
172.3.7.250 0:0:0:0:0:ffff:ac03:7fa
172.3.7.251 0:0:0:0:0:ffff:ac03:7fb
172.3.7.252 0:0:0:0:0:ffff:ac03:7fc
172.3.7.253 0:0:0:0:0:ffff:ac03:7fd
172.3.7.254 0:0:0:0:0:ffff:ac03:7fe
172.3.7.255 0:0:0:0:0:ffff:ac03:7ff


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.