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
168.30.7.1 0:0:0:0:0:ffff:a81e:701
168.30.7.2 0:0:0:0:0:ffff:a81e:702
168.30.7.3 0:0:0:0:0:ffff:a81e:703
168.30.7.4 0:0:0:0:0:ffff:a81e:704
168.30.7.5 0:0:0:0:0:ffff:a81e:705
168.30.7.6 0:0:0:0:0:ffff:a81e:706
168.30.7.7 0:0:0:0:0:ffff:a81e:707
168.30.7.8 0:0:0:0:0:ffff:a81e:708
168.30.7.9 0:0:0:0:0:ffff:a81e:709
168.30.7.10 0:0:0:0:0:ffff:a81e:70a
168.30.7.11 0:0:0:0:0:ffff:a81e:70b
168.30.7.12 0:0:0:0:0:ffff:a81e:70c
168.30.7.13 0:0:0:0:0:ffff:a81e:70d
168.30.7.14 0:0:0:0:0:ffff:a81e:70e
168.30.7.15 0:0:0:0:0:ffff:a81e:70f
168.30.7.16 0:0:0:0:0:ffff:a81e:710
168.30.7.17 0:0:0:0:0:ffff:a81e:711
168.30.7.18 0:0:0:0:0:ffff:a81e:712
168.30.7.19 0:0:0:0:0:ffff:a81e:713
168.30.7.20 0:0:0:0:0:ffff:a81e:714
168.30.7.21 0:0:0:0:0:ffff:a81e:715
168.30.7.22 0:0:0:0:0:ffff:a81e:716
168.30.7.23 0:0:0:0:0:ffff:a81e:717
168.30.7.24 0:0:0:0:0:ffff:a81e:718
168.30.7.25 0:0:0:0:0:ffff:a81e:719
168.30.7.26 0:0:0:0:0:ffff:a81e:71a
168.30.7.27 0:0:0:0:0:ffff:a81e:71b
168.30.7.28 0:0:0:0:0:ffff:a81e:71c
168.30.7.29 0:0:0:0:0:ffff:a81e:71d
168.30.7.30 0:0:0:0:0:ffff:a81e:71e
168.30.7.31 0:0:0:0:0:ffff:a81e:71f
168.30.7.32 0:0:0:0:0:ffff:a81e:720
168.30.7.33 0:0:0:0:0:ffff:a81e:721
168.30.7.34 0:0:0:0:0:ffff:a81e:722
168.30.7.35 0:0:0:0:0:ffff:a81e:723
168.30.7.36 0:0:0:0:0:ffff:a81e:724
168.30.7.37 0:0:0:0:0:ffff:a81e:725
168.30.7.38 0:0:0:0:0:ffff:a81e:726
168.30.7.39 0:0:0:0:0:ffff:a81e:727
168.30.7.40 0:0:0:0:0:ffff:a81e:728
168.30.7.41 0:0:0:0:0:ffff:a81e:729
168.30.7.42 0:0:0:0:0:ffff:a81e:72a
168.30.7.43 0:0:0:0:0:ffff:a81e:72b
168.30.7.44 0:0:0:0:0:ffff:a81e:72c
168.30.7.45 0:0:0:0:0:ffff:a81e:72d
168.30.7.46 0:0:0:0:0:ffff:a81e:72e
168.30.7.47 0:0:0:0:0:ffff:a81e:72f
168.30.7.48 0:0:0:0:0:ffff:a81e:730
168.30.7.49 0:0:0:0:0:ffff:a81e:731
168.30.7.50 0:0:0:0:0:ffff:a81e:732
168.30.7.51 0:0:0:0:0:ffff:a81e:733
168.30.7.52 0:0:0:0:0:ffff:a81e:734
168.30.7.53 0:0:0:0:0:ffff:a81e:735
168.30.7.54 0:0:0:0:0:ffff:a81e:736
168.30.7.55 0:0:0:0:0:ffff:a81e:737
168.30.7.56 0:0:0:0:0:ffff:a81e:738
168.30.7.57 0:0:0:0:0:ffff:a81e:739
168.30.7.58 0:0:0:0:0:ffff:a81e:73a
168.30.7.59 0:0:0:0:0:ffff:a81e:73b
168.30.7.60 0:0:0:0:0:ffff:a81e:73c


168.30.7.61 0:0:0:0:0:ffff:a81e:73d
168.30.7.62 0:0:0:0:0:ffff:a81e:73e
168.30.7.63 0:0:0:0:0:ffff:a81e:73f
168.30.7.64 0:0:0:0:0:ffff:a81e:740
168.30.7.65 0:0:0:0:0:ffff:a81e:741
168.30.7.66 0:0:0:0:0:ffff:a81e:742
168.30.7.67 0:0:0:0:0:ffff:a81e:743
168.30.7.68 0:0:0:0:0:ffff:a81e:744
168.30.7.69 0:0:0:0:0:ffff:a81e:745
168.30.7.70 0:0:0:0:0:ffff:a81e:746
168.30.7.71 0:0:0:0:0:ffff:a81e:747
168.30.7.72 0:0:0:0:0:ffff:a81e:748
168.30.7.73 0:0:0:0:0:ffff:a81e:749
168.30.7.74 0:0:0:0:0:ffff:a81e:74a
168.30.7.75 0:0:0:0:0:ffff:a81e:74b
168.30.7.76 0:0:0:0:0:ffff:a81e:74c
168.30.7.77 0:0:0:0:0:ffff:a81e:74d
168.30.7.78 0:0:0:0:0:ffff:a81e:74e
168.30.7.79 0:0:0:0:0:ffff:a81e:74f
168.30.7.80 0:0:0:0:0:ffff:a81e:750
168.30.7.81 0:0:0:0:0:ffff:a81e:751
168.30.7.82 0:0:0:0:0:ffff:a81e:752
168.30.7.83 0:0:0:0:0:ffff:a81e:753
168.30.7.84 0:0:0:0:0:ffff:a81e:754
168.30.7.85 0:0:0:0:0:ffff:a81e:755
168.30.7.86 0:0:0:0:0:ffff:a81e:756
168.30.7.87 0:0:0:0:0:ffff:a81e:757
168.30.7.88 0:0:0:0:0:ffff:a81e:758
168.30.7.89 0:0:0:0:0:ffff:a81e:759
168.30.7.90 0:0:0:0:0:ffff:a81e:75a
168.30.7.91 0:0:0:0:0:ffff:a81e:75b
168.30.7.92 0:0:0:0:0:ffff:a81e:75c
168.30.7.93 0:0:0:0:0:ffff:a81e:75d
168.30.7.94 0:0:0:0:0:ffff:a81e:75e
168.30.7.95 0:0:0:0:0:ffff:a81e:75f
168.30.7.96 0:0:0:0:0:ffff:a81e:760
168.30.7.97 0:0:0:0:0:ffff:a81e:761
168.30.7.98 0:0:0:0:0:ffff:a81e:762
168.30.7.99 0:0:0:0:0:ffff:a81e:763
168.30.7.100 0:0:0:0:0:ffff:a81e:764
168.30.7.101 0:0:0:0:0:ffff:a81e:765
168.30.7.102 0:0:0:0:0:ffff:a81e:766
168.30.7.103 0:0:0:0:0:ffff:a81e:767
168.30.7.104 0:0:0:0:0:ffff:a81e:768
168.30.7.105 0:0:0:0:0:ffff:a81e:769
168.30.7.106 0:0:0:0:0:ffff:a81e:76a
168.30.7.107 0:0:0:0:0:ffff:a81e:76b
168.30.7.108 0:0:0:0:0:ffff:a81e:76c
168.30.7.109 0:0:0:0:0:ffff:a81e:76d
168.30.7.110 0:0:0:0:0:ffff:a81e:76e
168.30.7.111 0:0:0:0:0:ffff:a81e:76f
168.30.7.112 0:0:0:0:0:ffff:a81e:770
168.30.7.113 0:0:0:0:0:ffff:a81e:771
168.30.7.114 0:0:0:0:0:ffff:a81e:772
168.30.7.115 0:0:0:0:0:ffff:a81e:773
168.30.7.116 0:0:0:0:0:ffff:a81e:774
168.30.7.117 0:0:0:0:0:ffff:a81e:775
168.30.7.118 0:0:0:0:0:ffff:a81e:776
168.30.7.119 0:0:0:0:0:ffff:a81e:777
168.30.7.120 0:0:0:0:0:ffff:a81e:778


168.30.7.121 0:0:0:0:0:ffff:a81e:779
168.30.7.122 0:0:0:0:0:ffff:a81e:77a
168.30.7.123 0:0:0:0:0:ffff:a81e:77b
168.30.7.124 0:0:0:0:0:ffff:a81e:77c
168.30.7.125 0:0:0:0:0:ffff:a81e:77d
168.30.7.126 0:0:0:0:0:ffff:a81e:77e
168.30.7.127 0:0:0:0:0:ffff:a81e:77f
168.30.7.128 0:0:0:0:0:ffff:a81e:780
168.30.7.129 0:0:0:0:0:ffff:a81e:781
168.30.7.130 0:0:0:0:0:ffff:a81e:782
168.30.7.131 0:0:0:0:0:ffff:a81e:783
168.30.7.132 0:0:0:0:0:ffff:a81e:784
168.30.7.133 0:0:0:0:0:ffff:a81e:785
168.30.7.134 0:0:0:0:0:ffff:a81e:786
168.30.7.135 0:0:0:0:0:ffff:a81e:787
168.30.7.136 0:0:0:0:0:ffff:a81e:788
168.30.7.137 0:0:0:0:0:ffff:a81e:789
168.30.7.138 0:0:0:0:0:ffff:a81e:78a
168.30.7.139 0:0:0:0:0:ffff:a81e:78b
168.30.7.140 0:0:0:0:0:ffff:a81e:78c
168.30.7.141 0:0:0:0:0:ffff:a81e:78d
168.30.7.142 0:0:0:0:0:ffff:a81e:78e
168.30.7.143 0:0:0:0:0:ffff:a81e:78f
168.30.7.144 0:0:0:0:0:ffff:a81e:790
168.30.7.145 0:0:0:0:0:ffff:a81e:791
168.30.7.146 0:0:0:0:0:ffff:a81e:792
168.30.7.147 0:0:0:0:0:ffff:a81e:793
168.30.7.148 0:0:0:0:0:ffff:a81e:794
168.30.7.149 0:0:0:0:0:ffff:a81e:795
168.30.7.150 0:0:0:0:0:ffff:a81e:796
168.30.7.151 0:0:0:0:0:ffff:a81e:797
168.30.7.152 0:0:0:0:0:ffff:a81e:798
168.30.7.153 0:0:0:0:0:ffff:a81e:799
168.30.7.154 0:0:0:0:0:ffff:a81e:79a
168.30.7.155 0:0:0:0:0:ffff:a81e:79b
168.30.7.156 0:0:0:0:0:ffff:a81e:79c
168.30.7.157 0:0:0:0:0:ffff:a81e:79d
168.30.7.158 0:0:0:0:0:ffff:a81e:79e
168.30.7.159 0:0:0:0:0:ffff:a81e:79f
168.30.7.160 0:0:0:0:0:ffff:a81e:7a0
168.30.7.161 0:0:0:0:0:ffff:a81e:7a1
168.30.7.162 0:0:0:0:0:ffff:a81e:7a2
168.30.7.163 0:0:0:0:0:ffff:a81e:7a3
168.30.7.164 0:0:0:0:0:ffff:a81e:7a4
168.30.7.165 0:0:0:0:0:ffff:a81e:7a5
168.30.7.166 0:0:0:0:0:ffff:a81e:7a6
168.30.7.167 0:0:0:0:0:ffff:a81e:7a7
168.30.7.168 0:0:0:0:0:ffff:a81e:7a8
168.30.7.169 0:0:0:0:0:ffff:a81e:7a9
168.30.7.170 0:0:0:0:0:ffff:a81e:7aa
168.30.7.171 0:0:0:0:0:ffff:a81e:7ab
168.30.7.172 0:0:0:0:0:ffff:a81e:7ac
168.30.7.173 0:0:0:0:0:ffff:a81e:7ad
168.30.7.174 0:0:0:0:0:ffff:a81e:7ae
168.30.7.175 0:0:0:0:0:ffff:a81e:7af
168.30.7.176 0:0:0:0:0:ffff:a81e:7b0
168.30.7.177 0:0:0:0:0:ffff:a81e:7b1
168.30.7.178 0:0:0:0:0:ffff:a81e:7b2
168.30.7.179 0:0:0:0:0:ffff:a81e:7b3
168.30.7.180 0:0:0:0:0:ffff:a81e:7b4


168.30.7.181 0:0:0:0:0:ffff:a81e:7b5
168.30.7.182 0:0:0:0:0:ffff:a81e:7b6
168.30.7.183 0:0:0:0:0:ffff:a81e:7b7
168.30.7.184 0:0:0:0:0:ffff:a81e:7b8
168.30.7.185 0:0:0:0:0:ffff:a81e:7b9
168.30.7.186 0:0:0:0:0:ffff:a81e:7ba
168.30.7.187 0:0:0:0:0:ffff:a81e:7bb
168.30.7.188 0:0:0:0:0:ffff:a81e:7bc
168.30.7.189 0:0:0:0:0:ffff:a81e:7bd
168.30.7.190 0:0:0:0:0:ffff:a81e:7be
168.30.7.191 0:0:0:0:0:ffff:a81e:7bf
168.30.7.192 0:0:0:0:0:ffff:a81e:7c0
168.30.7.193 0:0:0:0:0:ffff:a81e:7c1
168.30.7.194 0:0:0:0:0:ffff:a81e:7c2
168.30.7.195 0:0:0:0:0:ffff:a81e:7c3
168.30.7.196 0:0:0:0:0:ffff:a81e:7c4
168.30.7.197 0:0:0:0:0:ffff:a81e:7c5
168.30.7.198 0:0:0:0:0:ffff:a81e:7c6
168.30.7.199 0:0:0:0:0:ffff:a81e:7c7
168.30.7.200 0:0:0:0:0:ffff:a81e:7c8
168.30.7.201 0:0:0:0:0:ffff:a81e:7c9
168.30.7.202 0:0:0:0:0:ffff:a81e:7ca
168.30.7.203 0:0:0:0:0:ffff:a81e:7cb
168.30.7.204 0:0:0:0:0:ffff:a81e:7cc
168.30.7.205 0:0:0:0:0:ffff:a81e:7cd
168.30.7.206 0:0:0:0:0:ffff:a81e:7ce
168.30.7.207 0:0:0:0:0:ffff:a81e:7cf
168.30.7.208 0:0:0:0:0:ffff:a81e:7d0
168.30.7.209 0:0:0:0:0:ffff:a81e:7d1
168.30.7.210 0:0:0:0:0:ffff:a81e:7d2
168.30.7.211 0:0:0:0:0:ffff:a81e:7d3
168.30.7.212 0:0:0:0:0:ffff:a81e:7d4
168.30.7.213 0:0:0:0:0:ffff:a81e:7d5
168.30.7.214 0:0:0:0:0:ffff:a81e:7d6
168.30.7.215 0:0:0:0:0:ffff:a81e:7d7
168.30.7.216 0:0:0:0:0:ffff:a81e:7d8
168.30.7.217 0:0:0:0:0:ffff:a81e:7d9
168.30.7.218 0:0:0:0:0:ffff:a81e:7da
168.30.7.219 0:0:0:0:0:ffff:a81e:7db
168.30.7.220 0:0:0:0:0:ffff:a81e:7dc
168.30.7.221 0:0:0:0:0:ffff:a81e:7dd
168.30.7.222 0:0:0:0:0:ffff:a81e:7de
168.30.7.223 0:0:0:0:0:ffff:a81e:7df
168.30.7.224 0:0:0:0:0:ffff:a81e:7e0
168.30.7.225 0:0:0:0:0:ffff:a81e:7e1
168.30.7.226 0:0:0:0:0:ffff:a81e:7e2
168.30.7.227 0:0:0:0:0:ffff:a81e:7e3
168.30.7.228 0:0:0:0:0:ffff:a81e:7e4
168.30.7.229 0:0:0:0:0:ffff:a81e:7e5
168.30.7.230 0:0:0:0:0:ffff:a81e:7e6
168.30.7.231 0:0:0:0:0:ffff:a81e:7e7
168.30.7.232 0:0:0:0:0:ffff:a81e:7e8
168.30.7.233 0:0:0:0:0:ffff:a81e:7e9
168.30.7.234 0:0:0:0:0:ffff:a81e:7ea
168.30.7.235 0:0:0:0:0:ffff:a81e:7eb
168.30.7.236 0:0:0:0:0:ffff:a81e:7ec
168.30.7.237 0:0:0:0:0:ffff:a81e:7ed
168.30.7.238 0:0:0:0:0:ffff:a81e:7ee
168.30.7.239 0:0:0:0:0:ffff:a81e:7ef
168.30.7.240 0:0:0:0:0:ffff:a81e:7f0
168.30.7.241 0:0:0:0:0:ffff:a81e:7f1
168.30.7.242 0:0:0:0:0:ffff:a81e:7f2
168.30.7.243 0:0:0:0:0:ffff:a81e:7f3
168.30.7.244 0:0:0:0:0:ffff:a81e:7f4
168.30.7.245 0:0:0:0:0:ffff:a81e:7f5
168.30.7.246 0:0:0:0:0:ffff:a81e:7f6
168.30.7.247 0:0:0:0:0:ffff:a81e:7f7
168.30.7.248 0:0:0:0:0:ffff:a81e:7f8
168.30.7.249 0:0:0:0:0:ffff:a81e:7f9
168.30.7.250 0:0:0:0:0:ffff:a81e:7fa
168.30.7.251 0:0:0:0:0:ffff:a81e:7fb
168.30.7.252 0:0:0:0:0:ffff:a81e:7fc
168.30.7.253 0:0:0:0:0:ffff:a81e:7fd
168.30.7.254 0:0:0:0:0:ffff:a81e:7fe
168.30.7.255 0:0:0:0:0:ffff:a81e: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.