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
66.188.7.1 0:0:0:0:0:ffff:42bc:701
66.188.7.2 0:0:0:0:0:ffff:42bc:702
66.188.7.3 0:0:0:0:0:ffff:42bc:703
66.188.7.4 0:0:0:0:0:ffff:42bc:704
66.188.7.5 0:0:0:0:0:ffff:42bc:705
66.188.7.6 0:0:0:0:0:ffff:42bc:706
66.188.7.7 0:0:0:0:0:ffff:42bc:707
66.188.7.8 0:0:0:0:0:ffff:42bc:708
66.188.7.9 0:0:0:0:0:ffff:42bc:709
66.188.7.10 0:0:0:0:0:ffff:42bc:70a
66.188.7.11 0:0:0:0:0:ffff:42bc:70b
66.188.7.12 0:0:0:0:0:ffff:42bc:70c
66.188.7.13 0:0:0:0:0:ffff:42bc:70d
66.188.7.14 0:0:0:0:0:ffff:42bc:70e
66.188.7.15 0:0:0:0:0:ffff:42bc:70f
66.188.7.16 0:0:0:0:0:ffff:42bc:710
66.188.7.17 0:0:0:0:0:ffff:42bc:711
66.188.7.18 0:0:0:0:0:ffff:42bc:712
66.188.7.19 0:0:0:0:0:ffff:42bc:713
66.188.7.20 0:0:0:0:0:ffff:42bc:714
66.188.7.21 0:0:0:0:0:ffff:42bc:715
66.188.7.22 0:0:0:0:0:ffff:42bc:716
66.188.7.23 0:0:0:0:0:ffff:42bc:717
66.188.7.24 0:0:0:0:0:ffff:42bc:718
66.188.7.25 0:0:0:0:0:ffff:42bc:719
66.188.7.26 0:0:0:0:0:ffff:42bc:71a
66.188.7.27 0:0:0:0:0:ffff:42bc:71b
66.188.7.28 0:0:0:0:0:ffff:42bc:71c
66.188.7.29 0:0:0:0:0:ffff:42bc:71d
66.188.7.30 0:0:0:0:0:ffff:42bc:71e
66.188.7.31 0:0:0:0:0:ffff:42bc:71f
66.188.7.32 0:0:0:0:0:ffff:42bc:720
66.188.7.33 0:0:0:0:0:ffff:42bc:721
66.188.7.34 0:0:0:0:0:ffff:42bc:722
66.188.7.35 0:0:0:0:0:ffff:42bc:723
66.188.7.36 0:0:0:0:0:ffff:42bc:724
66.188.7.37 0:0:0:0:0:ffff:42bc:725
66.188.7.38 0:0:0:0:0:ffff:42bc:726
66.188.7.39 0:0:0:0:0:ffff:42bc:727
66.188.7.40 0:0:0:0:0:ffff:42bc:728
66.188.7.41 0:0:0:0:0:ffff:42bc:729
66.188.7.42 0:0:0:0:0:ffff:42bc:72a
66.188.7.43 0:0:0:0:0:ffff:42bc:72b
66.188.7.44 0:0:0:0:0:ffff:42bc:72c
66.188.7.45 0:0:0:0:0:ffff:42bc:72d
66.188.7.46 0:0:0:0:0:ffff:42bc:72e
66.188.7.47 0:0:0:0:0:ffff:42bc:72f
66.188.7.48 0:0:0:0:0:ffff:42bc:730
66.188.7.49 0:0:0:0:0:ffff:42bc:731
66.188.7.50 0:0:0:0:0:ffff:42bc:732
66.188.7.51 0:0:0:0:0:ffff:42bc:733
66.188.7.52 0:0:0:0:0:ffff:42bc:734
66.188.7.53 0:0:0:0:0:ffff:42bc:735
66.188.7.54 0:0:0:0:0:ffff:42bc:736
66.188.7.55 0:0:0:0:0:ffff:42bc:737
66.188.7.56 0:0:0:0:0:ffff:42bc:738
66.188.7.57 0:0:0:0:0:ffff:42bc:739
66.188.7.58 0:0:0:0:0:ffff:42bc:73a
66.188.7.59 0:0:0:0:0:ffff:42bc:73b
66.188.7.60 0:0:0:0:0:ffff:42bc:73c


66.188.7.61 0:0:0:0:0:ffff:42bc:73d
66.188.7.62 0:0:0:0:0:ffff:42bc:73e
66.188.7.63 0:0:0:0:0:ffff:42bc:73f
66.188.7.64 0:0:0:0:0:ffff:42bc:740
66.188.7.65 0:0:0:0:0:ffff:42bc:741
66.188.7.66 0:0:0:0:0:ffff:42bc:742
66.188.7.67 0:0:0:0:0:ffff:42bc:743
66.188.7.68 0:0:0:0:0:ffff:42bc:744
66.188.7.69 0:0:0:0:0:ffff:42bc:745
66.188.7.70 0:0:0:0:0:ffff:42bc:746
66.188.7.71 0:0:0:0:0:ffff:42bc:747
66.188.7.72 0:0:0:0:0:ffff:42bc:748
66.188.7.73 0:0:0:0:0:ffff:42bc:749
66.188.7.74 0:0:0:0:0:ffff:42bc:74a
66.188.7.75 0:0:0:0:0:ffff:42bc:74b
66.188.7.76 0:0:0:0:0:ffff:42bc:74c
66.188.7.77 0:0:0:0:0:ffff:42bc:74d
66.188.7.78 0:0:0:0:0:ffff:42bc:74e
66.188.7.79 0:0:0:0:0:ffff:42bc:74f
66.188.7.80 0:0:0:0:0:ffff:42bc:750
66.188.7.81 0:0:0:0:0:ffff:42bc:751
66.188.7.82 0:0:0:0:0:ffff:42bc:752
66.188.7.83 0:0:0:0:0:ffff:42bc:753
66.188.7.84 0:0:0:0:0:ffff:42bc:754
66.188.7.85 0:0:0:0:0:ffff:42bc:755
66.188.7.86 0:0:0:0:0:ffff:42bc:756
66.188.7.87 0:0:0:0:0:ffff:42bc:757
66.188.7.88 0:0:0:0:0:ffff:42bc:758
66.188.7.89 0:0:0:0:0:ffff:42bc:759
66.188.7.90 0:0:0:0:0:ffff:42bc:75a
66.188.7.91 0:0:0:0:0:ffff:42bc:75b
66.188.7.92 0:0:0:0:0:ffff:42bc:75c
66.188.7.93 0:0:0:0:0:ffff:42bc:75d
66.188.7.94 0:0:0:0:0:ffff:42bc:75e
66.188.7.95 0:0:0:0:0:ffff:42bc:75f
66.188.7.96 0:0:0:0:0:ffff:42bc:760
66.188.7.97 0:0:0:0:0:ffff:42bc:761
66.188.7.98 0:0:0:0:0:ffff:42bc:762
66.188.7.99 0:0:0:0:0:ffff:42bc:763
66.188.7.100 0:0:0:0:0:ffff:42bc:764
66.188.7.101 0:0:0:0:0:ffff:42bc:765
66.188.7.102 0:0:0:0:0:ffff:42bc:766
66.188.7.103 0:0:0:0:0:ffff:42bc:767
66.188.7.104 0:0:0:0:0:ffff:42bc:768
66.188.7.105 0:0:0:0:0:ffff:42bc:769
66.188.7.106 0:0:0:0:0:ffff:42bc:76a
66.188.7.107 0:0:0:0:0:ffff:42bc:76b
66.188.7.108 0:0:0:0:0:ffff:42bc:76c
66.188.7.109 0:0:0:0:0:ffff:42bc:76d
66.188.7.110 0:0:0:0:0:ffff:42bc:76e
66.188.7.111 0:0:0:0:0:ffff:42bc:76f
66.188.7.112 0:0:0:0:0:ffff:42bc:770
66.188.7.113 0:0:0:0:0:ffff:42bc:771
66.188.7.114 0:0:0:0:0:ffff:42bc:772
66.188.7.115 0:0:0:0:0:ffff:42bc:773
66.188.7.116 0:0:0:0:0:ffff:42bc:774
66.188.7.117 0:0:0:0:0:ffff:42bc:775
66.188.7.118 0:0:0:0:0:ffff:42bc:776
66.188.7.119 0:0:0:0:0:ffff:42bc:777
66.188.7.120 0:0:0:0:0:ffff:42bc:778


66.188.7.121 0:0:0:0:0:ffff:42bc:779
66.188.7.122 0:0:0:0:0:ffff:42bc:77a
66.188.7.123 0:0:0:0:0:ffff:42bc:77b
66.188.7.124 0:0:0:0:0:ffff:42bc:77c
66.188.7.125 0:0:0:0:0:ffff:42bc:77d
66.188.7.126 0:0:0:0:0:ffff:42bc:77e
66.188.7.127 0:0:0:0:0:ffff:42bc:77f
66.188.7.128 0:0:0:0:0:ffff:42bc:780
66.188.7.129 0:0:0:0:0:ffff:42bc:781
66.188.7.130 0:0:0:0:0:ffff:42bc:782
66.188.7.131 0:0:0:0:0:ffff:42bc:783
66.188.7.132 0:0:0:0:0:ffff:42bc:784
66.188.7.133 0:0:0:0:0:ffff:42bc:785
66.188.7.134 0:0:0:0:0:ffff:42bc:786
66.188.7.135 0:0:0:0:0:ffff:42bc:787
66.188.7.136 0:0:0:0:0:ffff:42bc:788
66.188.7.137 0:0:0:0:0:ffff:42bc:789
66.188.7.138 0:0:0:0:0:ffff:42bc:78a
66.188.7.139 0:0:0:0:0:ffff:42bc:78b
66.188.7.140 0:0:0:0:0:ffff:42bc:78c
66.188.7.141 0:0:0:0:0:ffff:42bc:78d
66.188.7.142 0:0:0:0:0:ffff:42bc:78e
66.188.7.143 0:0:0:0:0:ffff:42bc:78f
66.188.7.144 0:0:0:0:0:ffff:42bc:790
66.188.7.145 0:0:0:0:0:ffff:42bc:791
66.188.7.146 0:0:0:0:0:ffff:42bc:792
66.188.7.147 0:0:0:0:0:ffff:42bc:793
66.188.7.148 0:0:0:0:0:ffff:42bc:794
66.188.7.149 0:0:0:0:0:ffff:42bc:795
66.188.7.150 0:0:0:0:0:ffff:42bc:796
66.188.7.151 0:0:0:0:0:ffff:42bc:797
66.188.7.152 0:0:0:0:0:ffff:42bc:798
66.188.7.153 0:0:0:0:0:ffff:42bc:799
66.188.7.154 0:0:0:0:0:ffff:42bc:79a
66.188.7.155 0:0:0:0:0:ffff:42bc:79b
66.188.7.156 0:0:0:0:0:ffff:42bc:79c
66.188.7.157 0:0:0:0:0:ffff:42bc:79d
66.188.7.158 0:0:0:0:0:ffff:42bc:79e
66.188.7.159 0:0:0:0:0:ffff:42bc:79f
66.188.7.160 0:0:0:0:0:ffff:42bc:7a0
66.188.7.161 0:0:0:0:0:ffff:42bc:7a1
66.188.7.162 0:0:0:0:0:ffff:42bc:7a2
66.188.7.163 0:0:0:0:0:ffff:42bc:7a3
66.188.7.164 0:0:0:0:0:ffff:42bc:7a4
66.188.7.165 0:0:0:0:0:ffff:42bc:7a5
66.188.7.166 0:0:0:0:0:ffff:42bc:7a6
66.188.7.167 0:0:0:0:0:ffff:42bc:7a7
66.188.7.168 0:0:0:0:0:ffff:42bc:7a8
66.188.7.169 0:0:0:0:0:ffff:42bc:7a9
66.188.7.170 0:0:0:0:0:ffff:42bc:7aa
66.188.7.171 0:0:0:0:0:ffff:42bc:7ab
66.188.7.172 0:0:0:0:0:ffff:42bc:7ac
66.188.7.173 0:0:0:0:0:ffff:42bc:7ad
66.188.7.174 0:0:0:0:0:ffff:42bc:7ae
66.188.7.175 0:0:0:0:0:ffff:42bc:7af
66.188.7.176 0:0:0:0:0:ffff:42bc:7b0
66.188.7.177 0:0:0:0:0:ffff:42bc:7b1
66.188.7.178 0:0:0:0:0:ffff:42bc:7b2
66.188.7.179 0:0:0:0:0:ffff:42bc:7b3
66.188.7.180 0:0:0:0:0:ffff:42bc:7b4


66.188.7.181 0:0:0:0:0:ffff:42bc:7b5
66.188.7.182 0:0:0:0:0:ffff:42bc:7b6
66.188.7.183 0:0:0:0:0:ffff:42bc:7b7
66.188.7.184 0:0:0:0:0:ffff:42bc:7b8
66.188.7.185 0:0:0:0:0:ffff:42bc:7b9
66.188.7.186 0:0:0:0:0:ffff:42bc:7ba
66.188.7.187 0:0:0:0:0:ffff:42bc:7bb
66.188.7.188 0:0:0:0:0:ffff:42bc:7bc
66.188.7.189 0:0:0:0:0:ffff:42bc:7bd
66.188.7.190 0:0:0:0:0:ffff:42bc:7be
66.188.7.191 0:0:0:0:0:ffff:42bc:7bf
66.188.7.192 0:0:0:0:0:ffff:42bc:7c0
66.188.7.193 0:0:0:0:0:ffff:42bc:7c1
66.188.7.194 0:0:0:0:0:ffff:42bc:7c2
66.188.7.195 0:0:0:0:0:ffff:42bc:7c3
66.188.7.196 0:0:0:0:0:ffff:42bc:7c4
66.188.7.197 0:0:0:0:0:ffff:42bc:7c5
66.188.7.198 0:0:0:0:0:ffff:42bc:7c6
66.188.7.199 0:0:0:0:0:ffff:42bc:7c7
66.188.7.200 0:0:0:0:0:ffff:42bc:7c8
66.188.7.201 0:0:0:0:0:ffff:42bc:7c9
66.188.7.202 0:0:0:0:0:ffff:42bc:7ca
66.188.7.203 0:0:0:0:0:ffff:42bc:7cb
66.188.7.204 0:0:0:0:0:ffff:42bc:7cc
66.188.7.205 0:0:0:0:0:ffff:42bc:7cd
66.188.7.206 0:0:0:0:0:ffff:42bc:7ce
66.188.7.207 0:0:0:0:0:ffff:42bc:7cf
66.188.7.208 0:0:0:0:0:ffff:42bc:7d0
66.188.7.209 0:0:0:0:0:ffff:42bc:7d1
66.188.7.210 0:0:0:0:0:ffff:42bc:7d2
66.188.7.211 0:0:0:0:0:ffff:42bc:7d3
66.188.7.212 0:0:0:0:0:ffff:42bc:7d4
66.188.7.213 0:0:0:0:0:ffff:42bc:7d5
66.188.7.214 0:0:0:0:0:ffff:42bc:7d6
66.188.7.215 0:0:0:0:0:ffff:42bc:7d7
66.188.7.216 0:0:0:0:0:ffff:42bc:7d8
66.188.7.217 0:0:0:0:0:ffff:42bc:7d9
66.188.7.218 0:0:0:0:0:ffff:42bc:7da
66.188.7.219 0:0:0:0:0:ffff:42bc:7db
66.188.7.220 0:0:0:0:0:ffff:42bc:7dc
66.188.7.221 0:0:0:0:0:ffff:42bc:7dd
66.188.7.222 0:0:0:0:0:ffff:42bc:7de
66.188.7.223 0:0:0:0:0:ffff:42bc:7df
66.188.7.224 0:0:0:0:0:ffff:42bc:7e0
66.188.7.225 0:0:0:0:0:ffff:42bc:7e1
66.188.7.226 0:0:0:0:0:ffff:42bc:7e2
66.188.7.227 0:0:0:0:0:ffff:42bc:7e3
66.188.7.228 0:0:0:0:0:ffff:42bc:7e4
66.188.7.229 0:0:0:0:0:ffff:42bc:7e5
66.188.7.230 0:0:0:0:0:ffff:42bc:7e6
66.188.7.231 0:0:0:0:0:ffff:42bc:7e7
66.188.7.232 0:0:0:0:0:ffff:42bc:7e8
66.188.7.233 0:0:0:0:0:ffff:42bc:7e9
66.188.7.234 0:0:0:0:0:ffff:42bc:7ea
66.188.7.235 0:0:0:0:0:ffff:42bc:7eb
66.188.7.236 0:0:0:0:0:ffff:42bc:7ec
66.188.7.237 0:0:0:0:0:ffff:42bc:7ed
66.188.7.238 0:0:0:0:0:ffff:42bc:7ee
66.188.7.239 0:0:0:0:0:ffff:42bc:7ef
66.188.7.240 0:0:0:0:0:ffff:42bc:7f0
66.188.7.241 0:0:0:0:0:ffff:42bc:7f1
66.188.7.242 0:0:0:0:0:ffff:42bc:7f2
66.188.7.243 0:0:0:0:0:ffff:42bc:7f3
66.188.7.244 0:0:0:0:0:ffff:42bc:7f4
66.188.7.245 0:0:0:0:0:ffff:42bc:7f5
66.188.7.246 0:0:0:0:0:ffff:42bc:7f6
66.188.7.247 0:0:0:0:0:ffff:42bc:7f7
66.188.7.248 0:0:0:0:0:ffff:42bc:7f8
66.188.7.249 0:0:0:0:0:ffff:42bc:7f9
66.188.7.250 0:0:0:0:0:ffff:42bc:7fa
66.188.7.251 0:0:0:0:0:ffff:42bc:7fb
66.188.7.252 0:0:0:0:0:ffff:42bc:7fc
66.188.7.253 0:0:0:0:0:ffff:42bc:7fd
66.188.7.254 0:0:0:0:0:ffff:42bc:7fe
66.188.7.255 0:0:0:0:0:ffff:42bc: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.