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
191.166.7.1 0:0:0:0:0:ffff:bfa6:701
191.166.7.2 0:0:0:0:0:ffff:bfa6:702
191.166.7.3 0:0:0:0:0:ffff:bfa6:703
191.166.7.4 0:0:0:0:0:ffff:bfa6:704
191.166.7.5 0:0:0:0:0:ffff:bfa6:705
191.166.7.6 0:0:0:0:0:ffff:bfa6:706
191.166.7.7 0:0:0:0:0:ffff:bfa6:707
191.166.7.8 0:0:0:0:0:ffff:bfa6:708
191.166.7.9 0:0:0:0:0:ffff:bfa6:709
191.166.7.10 0:0:0:0:0:ffff:bfa6:70a
191.166.7.11 0:0:0:0:0:ffff:bfa6:70b
191.166.7.12 0:0:0:0:0:ffff:bfa6:70c
191.166.7.13 0:0:0:0:0:ffff:bfa6:70d
191.166.7.14 0:0:0:0:0:ffff:bfa6:70e
191.166.7.15 0:0:0:0:0:ffff:bfa6:70f
191.166.7.16 0:0:0:0:0:ffff:bfa6:710
191.166.7.17 0:0:0:0:0:ffff:bfa6:711
191.166.7.18 0:0:0:0:0:ffff:bfa6:712
191.166.7.19 0:0:0:0:0:ffff:bfa6:713
191.166.7.20 0:0:0:0:0:ffff:bfa6:714
191.166.7.21 0:0:0:0:0:ffff:bfa6:715
191.166.7.22 0:0:0:0:0:ffff:bfa6:716
191.166.7.23 0:0:0:0:0:ffff:bfa6:717
191.166.7.24 0:0:0:0:0:ffff:bfa6:718
191.166.7.25 0:0:0:0:0:ffff:bfa6:719
191.166.7.26 0:0:0:0:0:ffff:bfa6:71a
191.166.7.27 0:0:0:0:0:ffff:bfa6:71b
191.166.7.28 0:0:0:0:0:ffff:bfa6:71c
191.166.7.29 0:0:0:0:0:ffff:bfa6:71d
191.166.7.30 0:0:0:0:0:ffff:bfa6:71e
191.166.7.31 0:0:0:0:0:ffff:bfa6:71f
191.166.7.32 0:0:0:0:0:ffff:bfa6:720
191.166.7.33 0:0:0:0:0:ffff:bfa6:721
191.166.7.34 0:0:0:0:0:ffff:bfa6:722
191.166.7.35 0:0:0:0:0:ffff:bfa6:723
191.166.7.36 0:0:0:0:0:ffff:bfa6:724
191.166.7.37 0:0:0:0:0:ffff:bfa6:725
191.166.7.38 0:0:0:0:0:ffff:bfa6:726
191.166.7.39 0:0:0:0:0:ffff:bfa6:727
191.166.7.40 0:0:0:0:0:ffff:bfa6:728
191.166.7.41 0:0:0:0:0:ffff:bfa6:729
191.166.7.42 0:0:0:0:0:ffff:bfa6:72a
191.166.7.43 0:0:0:0:0:ffff:bfa6:72b
191.166.7.44 0:0:0:0:0:ffff:bfa6:72c
191.166.7.45 0:0:0:0:0:ffff:bfa6:72d
191.166.7.46 0:0:0:0:0:ffff:bfa6:72e
191.166.7.47 0:0:0:0:0:ffff:bfa6:72f
191.166.7.48 0:0:0:0:0:ffff:bfa6:730
191.166.7.49 0:0:0:0:0:ffff:bfa6:731
191.166.7.50 0:0:0:0:0:ffff:bfa6:732
191.166.7.51 0:0:0:0:0:ffff:bfa6:733
191.166.7.52 0:0:0:0:0:ffff:bfa6:734
191.166.7.53 0:0:0:0:0:ffff:bfa6:735
191.166.7.54 0:0:0:0:0:ffff:bfa6:736
191.166.7.55 0:0:0:0:0:ffff:bfa6:737
191.166.7.56 0:0:0:0:0:ffff:bfa6:738
191.166.7.57 0:0:0:0:0:ffff:bfa6:739
191.166.7.58 0:0:0:0:0:ffff:bfa6:73a
191.166.7.59 0:0:0:0:0:ffff:bfa6:73b
191.166.7.60 0:0:0:0:0:ffff:bfa6:73c


191.166.7.61 0:0:0:0:0:ffff:bfa6:73d
191.166.7.62 0:0:0:0:0:ffff:bfa6:73e
191.166.7.63 0:0:0:0:0:ffff:bfa6:73f
191.166.7.64 0:0:0:0:0:ffff:bfa6:740
191.166.7.65 0:0:0:0:0:ffff:bfa6:741
191.166.7.66 0:0:0:0:0:ffff:bfa6:742
191.166.7.67 0:0:0:0:0:ffff:bfa6:743
191.166.7.68 0:0:0:0:0:ffff:bfa6:744
191.166.7.69 0:0:0:0:0:ffff:bfa6:745
191.166.7.70 0:0:0:0:0:ffff:bfa6:746
191.166.7.71 0:0:0:0:0:ffff:bfa6:747
191.166.7.72 0:0:0:0:0:ffff:bfa6:748
191.166.7.73 0:0:0:0:0:ffff:bfa6:749
191.166.7.74 0:0:0:0:0:ffff:bfa6:74a
191.166.7.75 0:0:0:0:0:ffff:bfa6:74b
191.166.7.76 0:0:0:0:0:ffff:bfa6:74c
191.166.7.77 0:0:0:0:0:ffff:bfa6:74d
191.166.7.78 0:0:0:0:0:ffff:bfa6:74e
191.166.7.79 0:0:0:0:0:ffff:bfa6:74f
191.166.7.80 0:0:0:0:0:ffff:bfa6:750
191.166.7.81 0:0:0:0:0:ffff:bfa6:751
191.166.7.82 0:0:0:0:0:ffff:bfa6:752
191.166.7.83 0:0:0:0:0:ffff:bfa6:753
191.166.7.84 0:0:0:0:0:ffff:bfa6:754
191.166.7.85 0:0:0:0:0:ffff:bfa6:755
191.166.7.86 0:0:0:0:0:ffff:bfa6:756
191.166.7.87 0:0:0:0:0:ffff:bfa6:757
191.166.7.88 0:0:0:0:0:ffff:bfa6:758
191.166.7.89 0:0:0:0:0:ffff:bfa6:759
191.166.7.90 0:0:0:0:0:ffff:bfa6:75a
191.166.7.91 0:0:0:0:0:ffff:bfa6:75b
191.166.7.92 0:0:0:0:0:ffff:bfa6:75c
191.166.7.93 0:0:0:0:0:ffff:bfa6:75d
191.166.7.94 0:0:0:0:0:ffff:bfa6:75e
191.166.7.95 0:0:0:0:0:ffff:bfa6:75f
191.166.7.96 0:0:0:0:0:ffff:bfa6:760
191.166.7.97 0:0:0:0:0:ffff:bfa6:761
191.166.7.98 0:0:0:0:0:ffff:bfa6:762
191.166.7.99 0:0:0:0:0:ffff:bfa6:763
191.166.7.100 0:0:0:0:0:ffff:bfa6:764
191.166.7.101 0:0:0:0:0:ffff:bfa6:765
191.166.7.102 0:0:0:0:0:ffff:bfa6:766
191.166.7.103 0:0:0:0:0:ffff:bfa6:767
191.166.7.104 0:0:0:0:0:ffff:bfa6:768
191.166.7.105 0:0:0:0:0:ffff:bfa6:769
191.166.7.106 0:0:0:0:0:ffff:bfa6:76a
191.166.7.107 0:0:0:0:0:ffff:bfa6:76b
191.166.7.108 0:0:0:0:0:ffff:bfa6:76c
191.166.7.109 0:0:0:0:0:ffff:bfa6:76d
191.166.7.110 0:0:0:0:0:ffff:bfa6:76e
191.166.7.111 0:0:0:0:0:ffff:bfa6:76f
191.166.7.112 0:0:0:0:0:ffff:bfa6:770
191.166.7.113 0:0:0:0:0:ffff:bfa6:771
191.166.7.114 0:0:0:0:0:ffff:bfa6:772
191.166.7.115 0:0:0:0:0:ffff:bfa6:773
191.166.7.116 0:0:0:0:0:ffff:bfa6:774
191.166.7.117 0:0:0:0:0:ffff:bfa6:775
191.166.7.118 0:0:0:0:0:ffff:bfa6:776
191.166.7.119 0:0:0:0:0:ffff:bfa6:777
191.166.7.120 0:0:0:0:0:ffff:bfa6:778


191.166.7.121 0:0:0:0:0:ffff:bfa6:779
191.166.7.122 0:0:0:0:0:ffff:bfa6:77a
191.166.7.123 0:0:0:0:0:ffff:bfa6:77b
191.166.7.124 0:0:0:0:0:ffff:bfa6:77c
191.166.7.125 0:0:0:0:0:ffff:bfa6:77d
191.166.7.126 0:0:0:0:0:ffff:bfa6:77e
191.166.7.127 0:0:0:0:0:ffff:bfa6:77f
191.166.7.128 0:0:0:0:0:ffff:bfa6:780
191.166.7.129 0:0:0:0:0:ffff:bfa6:781
191.166.7.130 0:0:0:0:0:ffff:bfa6:782
191.166.7.131 0:0:0:0:0:ffff:bfa6:783
191.166.7.132 0:0:0:0:0:ffff:bfa6:784
191.166.7.133 0:0:0:0:0:ffff:bfa6:785
191.166.7.134 0:0:0:0:0:ffff:bfa6:786
191.166.7.135 0:0:0:0:0:ffff:bfa6:787
191.166.7.136 0:0:0:0:0:ffff:bfa6:788
191.166.7.137 0:0:0:0:0:ffff:bfa6:789
191.166.7.138 0:0:0:0:0:ffff:bfa6:78a
191.166.7.139 0:0:0:0:0:ffff:bfa6:78b
191.166.7.140 0:0:0:0:0:ffff:bfa6:78c
191.166.7.141 0:0:0:0:0:ffff:bfa6:78d
191.166.7.142 0:0:0:0:0:ffff:bfa6:78e
191.166.7.143 0:0:0:0:0:ffff:bfa6:78f
191.166.7.144 0:0:0:0:0:ffff:bfa6:790
191.166.7.145 0:0:0:0:0:ffff:bfa6:791
191.166.7.146 0:0:0:0:0:ffff:bfa6:792
191.166.7.147 0:0:0:0:0:ffff:bfa6:793
191.166.7.148 0:0:0:0:0:ffff:bfa6:794
191.166.7.149 0:0:0:0:0:ffff:bfa6:795
191.166.7.150 0:0:0:0:0:ffff:bfa6:796
191.166.7.151 0:0:0:0:0:ffff:bfa6:797
191.166.7.152 0:0:0:0:0:ffff:bfa6:798
191.166.7.153 0:0:0:0:0:ffff:bfa6:799
191.166.7.154 0:0:0:0:0:ffff:bfa6:79a
191.166.7.155 0:0:0:0:0:ffff:bfa6:79b
191.166.7.156 0:0:0:0:0:ffff:bfa6:79c
191.166.7.157 0:0:0:0:0:ffff:bfa6:79d
191.166.7.158 0:0:0:0:0:ffff:bfa6:79e
191.166.7.159 0:0:0:0:0:ffff:bfa6:79f
191.166.7.160 0:0:0:0:0:ffff:bfa6:7a0
191.166.7.161 0:0:0:0:0:ffff:bfa6:7a1
191.166.7.162 0:0:0:0:0:ffff:bfa6:7a2
191.166.7.163 0:0:0:0:0:ffff:bfa6:7a3
191.166.7.164 0:0:0:0:0:ffff:bfa6:7a4
191.166.7.165 0:0:0:0:0:ffff:bfa6:7a5
191.166.7.166 0:0:0:0:0:ffff:bfa6:7a6
191.166.7.167 0:0:0:0:0:ffff:bfa6:7a7
191.166.7.168 0:0:0:0:0:ffff:bfa6:7a8
191.166.7.169 0:0:0:0:0:ffff:bfa6:7a9
191.166.7.170 0:0:0:0:0:ffff:bfa6:7aa
191.166.7.171 0:0:0:0:0:ffff:bfa6:7ab
191.166.7.172 0:0:0:0:0:ffff:bfa6:7ac
191.166.7.173 0:0:0:0:0:ffff:bfa6:7ad
191.166.7.174 0:0:0:0:0:ffff:bfa6:7ae
191.166.7.175 0:0:0:0:0:ffff:bfa6:7af
191.166.7.176 0:0:0:0:0:ffff:bfa6:7b0
191.166.7.177 0:0:0:0:0:ffff:bfa6:7b1
191.166.7.178 0:0:0:0:0:ffff:bfa6:7b2
191.166.7.179 0:0:0:0:0:ffff:bfa6:7b3
191.166.7.180 0:0:0:0:0:ffff:bfa6:7b4


191.166.7.181 0:0:0:0:0:ffff:bfa6:7b5
191.166.7.182 0:0:0:0:0:ffff:bfa6:7b6
191.166.7.183 0:0:0:0:0:ffff:bfa6:7b7
191.166.7.184 0:0:0:0:0:ffff:bfa6:7b8
191.166.7.185 0:0:0:0:0:ffff:bfa6:7b9
191.166.7.186 0:0:0:0:0:ffff:bfa6:7ba
191.166.7.187 0:0:0:0:0:ffff:bfa6:7bb
191.166.7.188 0:0:0:0:0:ffff:bfa6:7bc
191.166.7.189 0:0:0:0:0:ffff:bfa6:7bd
191.166.7.190 0:0:0:0:0:ffff:bfa6:7be
191.166.7.191 0:0:0:0:0:ffff:bfa6:7bf
191.166.7.192 0:0:0:0:0:ffff:bfa6:7c0
191.166.7.193 0:0:0:0:0:ffff:bfa6:7c1
191.166.7.194 0:0:0:0:0:ffff:bfa6:7c2
191.166.7.195 0:0:0:0:0:ffff:bfa6:7c3
191.166.7.196 0:0:0:0:0:ffff:bfa6:7c4
191.166.7.197 0:0:0:0:0:ffff:bfa6:7c5
191.166.7.198 0:0:0:0:0:ffff:bfa6:7c6
191.166.7.199 0:0:0:0:0:ffff:bfa6:7c7
191.166.7.200 0:0:0:0:0:ffff:bfa6:7c8
191.166.7.201 0:0:0:0:0:ffff:bfa6:7c9
191.166.7.202 0:0:0:0:0:ffff:bfa6:7ca
191.166.7.203 0:0:0:0:0:ffff:bfa6:7cb
191.166.7.204 0:0:0:0:0:ffff:bfa6:7cc
191.166.7.205 0:0:0:0:0:ffff:bfa6:7cd
191.166.7.206 0:0:0:0:0:ffff:bfa6:7ce
191.166.7.207 0:0:0:0:0:ffff:bfa6:7cf
191.166.7.208 0:0:0:0:0:ffff:bfa6:7d0
191.166.7.209 0:0:0:0:0:ffff:bfa6:7d1
191.166.7.210 0:0:0:0:0:ffff:bfa6:7d2
191.166.7.211 0:0:0:0:0:ffff:bfa6:7d3
191.166.7.212 0:0:0:0:0:ffff:bfa6:7d4
191.166.7.213 0:0:0:0:0:ffff:bfa6:7d5
191.166.7.214 0:0:0:0:0:ffff:bfa6:7d6
191.166.7.215 0:0:0:0:0:ffff:bfa6:7d7
191.166.7.216 0:0:0:0:0:ffff:bfa6:7d8
191.166.7.217 0:0:0:0:0:ffff:bfa6:7d9
191.166.7.218 0:0:0:0:0:ffff:bfa6:7da
191.166.7.219 0:0:0:0:0:ffff:bfa6:7db
191.166.7.220 0:0:0:0:0:ffff:bfa6:7dc
191.166.7.221 0:0:0:0:0:ffff:bfa6:7dd
191.166.7.222 0:0:0:0:0:ffff:bfa6:7de
191.166.7.223 0:0:0:0:0:ffff:bfa6:7df
191.166.7.224 0:0:0:0:0:ffff:bfa6:7e0
191.166.7.225 0:0:0:0:0:ffff:bfa6:7e1
191.166.7.226 0:0:0:0:0:ffff:bfa6:7e2
191.166.7.227 0:0:0:0:0:ffff:bfa6:7e3
191.166.7.228 0:0:0:0:0:ffff:bfa6:7e4
191.166.7.229 0:0:0:0:0:ffff:bfa6:7e5
191.166.7.230 0:0:0:0:0:ffff:bfa6:7e6
191.166.7.231 0:0:0:0:0:ffff:bfa6:7e7
191.166.7.232 0:0:0:0:0:ffff:bfa6:7e8
191.166.7.233 0:0:0:0:0:ffff:bfa6:7e9
191.166.7.234 0:0:0:0:0:ffff:bfa6:7ea
191.166.7.235 0:0:0:0:0:ffff:bfa6:7eb
191.166.7.236 0:0:0:0:0:ffff:bfa6:7ec
191.166.7.237 0:0:0:0:0:ffff:bfa6:7ed
191.166.7.238 0:0:0:0:0:ffff:bfa6:7ee
191.166.7.239 0:0:0:0:0:ffff:bfa6:7ef
191.166.7.240 0:0:0:0:0:ffff:bfa6:7f0
191.166.7.241 0:0:0:0:0:ffff:bfa6:7f1
191.166.7.242 0:0:0:0:0:ffff:bfa6:7f2
191.166.7.243 0:0:0:0:0:ffff:bfa6:7f3
191.166.7.244 0:0:0:0:0:ffff:bfa6:7f4
191.166.7.245 0:0:0:0:0:ffff:bfa6:7f5
191.166.7.246 0:0:0:0:0:ffff:bfa6:7f6
191.166.7.247 0:0:0:0:0:ffff:bfa6:7f7
191.166.7.248 0:0:0:0:0:ffff:bfa6:7f8
191.166.7.249 0:0:0:0:0:ffff:bfa6:7f9
191.166.7.250 0:0:0:0:0:ffff:bfa6:7fa
191.166.7.251 0:0:0:0:0:ffff:bfa6:7fb
191.166.7.252 0:0:0:0:0:ffff:bfa6:7fc
191.166.7.253 0:0:0:0:0:ffff:bfa6:7fd
191.166.7.254 0:0:0:0:0:ffff:bfa6:7fe
191.166.7.255 0:0:0:0:0:ffff:bfa6:7ff


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.