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
231.85.151.1 0:0:0:0:0:ffff:e755:9701
231.85.151.2 0:0:0:0:0:ffff:e755:9702
231.85.151.3 0:0:0:0:0:ffff:e755:9703
231.85.151.4 0:0:0:0:0:ffff:e755:9704
231.85.151.5 0:0:0:0:0:ffff:e755:9705
231.85.151.6 0:0:0:0:0:ffff:e755:9706
231.85.151.7 0:0:0:0:0:ffff:e755:9707
231.85.151.8 0:0:0:0:0:ffff:e755:9708
231.85.151.9 0:0:0:0:0:ffff:e755:9709
231.85.151.10 0:0:0:0:0:ffff:e755:970a
231.85.151.11 0:0:0:0:0:ffff:e755:970b
231.85.151.12 0:0:0:0:0:ffff:e755:970c
231.85.151.13 0:0:0:0:0:ffff:e755:970d
231.85.151.14 0:0:0:0:0:ffff:e755:970e
231.85.151.15 0:0:0:0:0:ffff:e755:970f
231.85.151.16 0:0:0:0:0:ffff:e755:9710
231.85.151.17 0:0:0:0:0:ffff:e755:9711
231.85.151.18 0:0:0:0:0:ffff:e755:9712
231.85.151.19 0:0:0:0:0:ffff:e755:9713
231.85.151.20 0:0:0:0:0:ffff:e755:9714
231.85.151.21 0:0:0:0:0:ffff:e755:9715
231.85.151.22 0:0:0:0:0:ffff:e755:9716
231.85.151.23 0:0:0:0:0:ffff:e755:9717
231.85.151.24 0:0:0:0:0:ffff:e755:9718
231.85.151.25 0:0:0:0:0:ffff:e755:9719
231.85.151.26 0:0:0:0:0:ffff:e755:971a
231.85.151.27 0:0:0:0:0:ffff:e755:971b
231.85.151.28 0:0:0:0:0:ffff:e755:971c
231.85.151.29 0:0:0:0:0:ffff:e755:971d
231.85.151.30 0:0:0:0:0:ffff:e755:971e
231.85.151.31 0:0:0:0:0:ffff:e755:971f
231.85.151.32 0:0:0:0:0:ffff:e755:9720
231.85.151.33 0:0:0:0:0:ffff:e755:9721
231.85.151.34 0:0:0:0:0:ffff:e755:9722
231.85.151.35 0:0:0:0:0:ffff:e755:9723
231.85.151.36 0:0:0:0:0:ffff:e755:9724
231.85.151.37 0:0:0:0:0:ffff:e755:9725
231.85.151.38 0:0:0:0:0:ffff:e755:9726
231.85.151.39 0:0:0:0:0:ffff:e755:9727
231.85.151.40 0:0:0:0:0:ffff:e755:9728
231.85.151.41 0:0:0:0:0:ffff:e755:9729
231.85.151.42 0:0:0:0:0:ffff:e755:972a
231.85.151.43 0:0:0:0:0:ffff:e755:972b
231.85.151.44 0:0:0:0:0:ffff:e755:972c
231.85.151.45 0:0:0:0:0:ffff:e755:972d
231.85.151.46 0:0:0:0:0:ffff:e755:972e
231.85.151.47 0:0:0:0:0:ffff:e755:972f
231.85.151.48 0:0:0:0:0:ffff:e755:9730
231.85.151.49 0:0:0:0:0:ffff:e755:9731
231.85.151.50 0:0:0:0:0:ffff:e755:9732
231.85.151.51 0:0:0:0:0:ffff:e755:9733
231.85.151.52 0:0:0:0:0:ffff:e755:9734
231.85.151.53 0:0:0:0:0:ffff:e755:9735
231.85.151.54 0:0:0:0:0:ffff:e755:9736
231.85.151.55 0:0:0:0:0:ffff:e755:9737
231.85.151.56 0:0:0:0:0:ffff:e755:9738
231.85.151.57 0:0:0:0:0:ffff:e755:9739
231.85.151.58 0:0:0:0:0:ffff:e755:973a
231.85.151.59 0:0:0:0:0:ffff:e755:973b
231.85.151.60 0:0:0:0:0:ffff:e755:973c


231.85.151.61 0:0:0:0:0:ffff:e755:973d
231.85.151.62 0:0:0:0:0:ffff:e755:973e
231.85.151.63 0:0:0:0:0:ffff:e755:973f
231.85.151.64 0:0:0:0:0:ffff:e755:9740
231.85.151.65 0:0:0:0:0:ffff:e755:9741
231.85.151.66 0:0:0:0:0:ffff:e755:9742
231.85.151.67 0:0:0:0:0:ffff:e755:9743
231.85.151.68 0:0:0:0:0:ffff:e755:9744
231.85.151.69 0:0:0:0:0:ffff:e755:9745
231.85.151.70 0:0:0:0:0:ffff:e755:9746
231.85.151.71 0:0:0:0:0:ffff:e755:9747
231.85.151.72 0:0:0:0:0:ffff:e755:9748
231.85.151.73 0:0:0:0:0:ffff:e755:9749
231.85.151.74 0:0:0:0:0:ffff:e755:974a
231.85.151.75 0:0:0:0:0:ffff:e755:974b
231.85.151.76 0:0:0:0:0:ffff:e755:974c
231.85.151.77 0:0:0:0:0:ffff:e755:974d
231.85.151.78 0:0:0:0:0:ffff:e755:974e
231.85.151.79 0:0:0:0:0:ffff:e755:974f
231.85.151.80 0:0:0:0:0:ffff:e755:9750
231.85.151.81 0:0:0:0:0:ffff:e755:9751
231.85.151.82 0:0:0:0:0:ffff:e755:9752
231.85.151.83 0:0:0:0:0:ffff:e755:9753
231.85.151.84 0:0:0:0:0:ffff:e755:9754
231.85.151.85 0:0:0:0:0:ffff:e755:9755
231.85.151.86 0:0:0:0:0:ffff:e755:9756
231.85.151.87 0:0:0:0:0:ffff:e755:9757
231.85.151.88 0:0:0:0:0:ffff:e755:9758
231.85.151.89 0:0:0:0:0:ffff:e755:9759
231.85.151.90 0:0:0:0:0:ffff:e755:975a
231.85.151.91 0:0:0:0:0:ffff:e755:975b
231.85.151.92 0:0:0:0:0:ffff:e755:975c
231.85.151.93 0:0:0:0:0:ffff:e755:975d
231.85.151.94 0:0:0:0:0:ffff:e755:975e
231.85.151.95 0:0:0:0:0:ffff:e755:975f
231.85.151.96 0:0:0:0:0:ffff:e755:9760
231.85.151.97 0:0:0:0:0:ffff:e755:9761
231.85.151.98 0:0:0:0:0:ffff:e755:9762
231.85.151.99 0:0:0:0:0:ffff:e755:9763
231.85.151.100 0:0:0:0:0:ffff:e755:9764
231.85.151.101 0:0:0:0:0:ffff:e755:9765
231.85.151.102 0:0:0:0:0:ffff:e755:9766
231.85.151.103 0:0:0:0:0:ffff:e755:9767
231.85.151.104 0:0:0:0:0:ffff:e755:9768
231.85.151.105 0:0:0:0:0:ffff:e755:9769
231.85.151.106 0:0:0:0:0:ffff:e755:976a
231.85.151.107 0:0:0:0:0:ffff:e755:976b
231.85.151.108 0:0:0:0:0:ffff:e755:976c
231.85.151.109 0:0:0:0:0:ffff:e755:976d
231.85.151.110 0:0:0:0:0:ffff:e755:976e
231.85.151.111 0:0:0:0:0:ffff:e755:976f
231.85.151.112 0:0:0:0:0:ffff:e755:9770
231.85.151.113 0:0:0:0:0:ffff:e755:9771
231.85.151.114 0:0:0:0:0:ffff:e755:9772
231.85.151.115 0:0:0:0:0:ffff:e755:9773
231.85.151.116 0:0:0:0:0:ffff:e755:9774
231.85.151.117 0:0:0:0:0:ffff:e755:9775
231.85.151.118 0:0:0:0:0:ffff:e755:9776
231.85.151.119 0:0:0:0:0:ffff:e755:9777
231.85.151.120 0:0:0:0:0:ffff:e755:9778


231.85.151.121 0:0:0:0:0:ffff:e755:9779
231.85.151.122 0:0:0:0:0:ffff:e755:977a
231.85.151.123 0:0:0:0:0:ffff:e755:977b
231.85.151.124 0:0:0:0:0:ffff:e755:977c
231.85.151.125 0:0:0:0:0:ffff:e755:977d
231.85.151.126 0:0:0:0:0:ffff:e755:977e
231.85.151.127 0:0:0:0:0:ffff:e755:977f
231.85.151.128 0:0:0:0:0:ffff:e755:9780
231.85.151.129 0:0:0:0:0:ffff:e755:9781
231.85.151.130 0:0:0:0:0:ffff:e755:9782
231.85.151.131 0:0:0:0:0:ffff:e755:9783
231.85.151.132 0:0:0:0:0:ffff:e755:9784
231.85.151.133 0:0:0:0:0:ffff:e755:9785
231.85.151.134 0:0:0:0:0:ffff:e755:9786
231.85.151.135 0:0:0:0:0:ffff:e755:9787
231.85.151.136 0:0:0:0:0:ffff:e755:9788
231.85.151.137 0:0:0:0:0:ffff:e755:9789
231.85.151.138 0:0:0:0:0:ffff:e755:978a
231.85.151.139 0:0:0:0:0:ffff:e755:978b
231.85.151.140 0:0:0:0:0:ffff:e755:978c
231.85.151.141 0:0:0:0:0:ffff:e755:978d
231.85.151.142 0:0:0:0:0:ffff:e755:978e
231.85.151.143 0:0:0:0:0:ffff:e755:978f
231.85.151.144 0:0:0:0:0:ffff:e755:9790
231.85.151.145 0:0:0:0:0:ffff:e755:9791
231.85.151.146 0:0:0:0:0:ffff:e755:9792
231.85.151.147 0:0:0:0:0:ffff:e755:9793
231.85.151.148 0:0:0:0:0:ffff:e755:9794
231.85.151.149 0:0:0:0:0:ffff:e755:9795
231.85.151.150 0:0:0:0:0:ffff:e755:9796
231.85.151.151 0:0:0:0:0:ffff:e755:9797
231.85.151.152 0:0:0:0:0:ffff:e755:9798
231.85.151.153 0:0:0:0:0:ffff:e755:9799
231.85.151.154 0:0:0:0:0:ffff:e755:979a
231.85.151.155 0:0:0:0:0:ffff:e755:979b
231.85.151.156 0:0:0:0:0:ffff:e755:979c
231.85.151.157 0:0:0:0:0:ffff:e755:979d
231.85.151.158 0:0:0:0:0:ffff:e755:979e
231.85.151.159 0:0:0:0:0:ffff:e755:979f
231.85.151.160 0:0:0:0:0:ffff:e755:97a0
231.85.151.161 0:0:0:0:0:ffff:e755:97a1
231.85.151.162 0:0:0:0:0:ffff:e755:97a2
231.85.151.163 0:0:0:0:0:ffff:e755:97a3
231.85.151.164 0:0:0:0:0:ffff:e755:97a4
231.85.151.165 0:0:0:0:0:ffff:e755:97a5
231.85.151.166 0:0:0:0:0:ffff:e755:97a6
231.85.151.167 0:0:0:0:0:ffff:e755:97a7
231.85.151.168 0:0:0:0:0:ffff:e755:97a8
231.85.151.169 0:0:0:0:0:ffff:e755:97a9
231.85.151.170 0:0:0:0:0:ffff:e755:97aa
231.85.151.171 0:0:0:0:0:ffff:e755:97ab
231.85.151.172 0:0:0:0:0:ffff:e755:97ac
231.85.151.173 0:0:0:0:0:ffff:e755:97ad
231.85.151.174 0:0:0:0:0:ffff:e755:97ae
231.85.151.175 0:0:0:0:0:ffff:e755:97af
231.85.151.176 0:0:0:0:0:ffff:e755:97b0
231.85.151.177 0:0:0:0:0:ffff:e755:97b1
231.85.151.178 0:0:0:0:0:ffff:e755:97b2
231.85.151.179 0:0:0:0:0:ffff:e755:97b3
231.85.151.180 0:0:0:0:0:ffff:e755:97b4


231.85.151.181 0:0:0:0:0:ffff:e755:97b5
231.85.151.182 0:0:0:0:0:ffff:e755:97b6
231.85.151.183 0:0:0:0:0:ffff:e755:97b7
231.85.151.184 0:0:0:0:0:ffff:e755:97b8
231.85.151.185 0:0:0:0:0:ffff:e755:97b9
231.85.151.186 0:0:0:0:0:ffff:e755:97ba
231.85.151.187 0:0:0:0:0:ffff:e755:97bb
231.85.151.188 0:0:0:0:0:ffff:e755:97bc
231.85.151.189 0:0:0:0:0:ffff:e755:97bd
231.85.151.190 0:0:0:0:0:ffff:e755:97be
231.85.151.191 0:0:0:0:0:ffff:e755:97bf
231.85.151.192 0:0:0:0:0:ffff:e755:97c0
231.85.151.193 0:0:0:0:0:ffff:e755:97c1
231.85.151.194 0:0:0:0:0:ffff:e755:97c2
231.85.151.195 0:0:0:0:0:ffff:e755:97c3
231.85.151.196 0:0:0:0:0:ffff:e755:97c4
231.85.151.197 0:0:0:0:0:ffff:e755:97c5
231.85.151.198 0:0:0:0:0:ffff:e755:97c6
231.85.151.199 0:0:0:0:0:ffff:e755:97c7
231.85.151.200 0:0:0:0:0:ffff:e755:97c8
231.85.151.201 0:0:0:0:0:ffff:e755:97c9
231.85.151.202 0:0:0:0:0:ffff:e755:97ca
231.85.151.203 0:0:0:0:0:ffff:e755:97cb
231.85.151.204 0:0:0:0:0:ffff:e755:97cc
231.85.151.205 0:0:0:0:0:ffff:e755:97cd
231.85.151.206 0:0:0:0:0:ffff:e755:97ce
231.85.151.207 0:0:0:0:0:ffff:e755:97cf
231.85.151.208 0:0:0:0:0:ffff:e755:97d0
231.85.151.209 0:0:0:0:0:ffff:e755:97d1
231.85.151.210 0:0:0:0:0:ffff:e755:97d2
231.85.151.211 0:0:0:0:0:ffff:e755:97d3
231.85.151.212 0:0:0:0:0:ffff:e755:97d4
231.85.151.213 0:0:0:0:0:ffff:e755:97d5
231.85.151.214 0:0:0:0:0:ffff:e755:97d6
231.85.151.215 0:0:0:0:0:ffff:e755:97d7
231.85.151.216 0:0:0:0:0:ffff:e755:97d8
231.85.151.217 0:0:0:0:0:ffff:e755:97d9
231.85.151.218 0:0:0:0:0:ffff:e755:97da
231.85.151.219 0:0:0:0:0:ffff:e755:97db
231.85.151.220 0:0:0:0:0:ffff:e755:97dc
231.85.151.221 0:0:0:0:0:ffff:e755:97dd
231.85.151.222 0:0:0:0:0:ffff:e755:97de
231.85.151.223 0:0:0:0:0:ffff:e755:97df
231.85.151.224 0:0:0:0:0:ffff:e755:97e0
231.85.151.225 0:0:0:0:0:ffff:e755:97e1
231.85.151.226 0:0:0:0:0:ffff:e755:97e2
231.85.151.227 0:0:0:0:0:ffff:e755:97e3
231.85.151.228 0:0:0:0:0:ffff:e755:97e4
231.85.151.229 0:0:0:0:0:ffff:e755:97e5
231.85.151.230 0:0:0:0:0:ffff:e755:97e6
231.85.151.231 0:0:0:0:0:ffff:e755:97e7
231.85.151.232 0:0:0:0:0:ffff:e755:97e8
231.85.151.233 0:0:0:0:0:ffff:e755:97e9
231.85.151.234 0:0:0:0:0:ffff:e755:97ea
231.85.151.235 0:0:0:0:0:ffff:e755:97eb
231.85.151.236 0:0:0:0:0:ffff:e755:97ec
231.85.151.237 0:0:0:0:0:ffff:e755:97ed
231.85.151.238 0:0:0:0:0:ffff:e755:97ee
231.85.151.239 0:0:0:0:0:ffff:e755:97ef
231.85.151.240 0:0:0:0:0:ffff:e755:97f0
231.85.151.241 0:0:0:0:0:ffff:e755:97f1
231.85.151.242 0:0:0:0:0:ffff:e755:97f2
231.85.151.243 0:0:0:0:0:ffff:e755:97f3
231.85.151.244 0:0:0:0:0:ffff:e755:97f4
231.85.151.245 0:0:0:0:0:ffff:e755:97f5
231.85.151.246 0:0:0:0:0:ffff:e755:97f6
231.85.151.247 0:0:0:0:0:ffff:e755:97f7
231.85.151.248 0:0:0:0:0:ffff:e755:97f8
231.85.151.249 0:0:0:0:0:ffff:e755:97f9
231.85.151.250 0:0:0:0:0:ffff:e755:97fa
231.85.151.251 0:0:0:0:0:ffff:e755:97fb
231.85.151.252 0:0:0:0:0:ffff:e755:97fc
231.85.151.253 0:0:0:0:0:ffff:e755:97fd
231.85.151.254 0:0:0:0:0:ffff:e755:97fe
231.85.151.255 0:0:0:0:0:ffff:e755:97ff


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.