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
157.154.151.1 0:0:0:0:0:ffff:9d9a:9701
157.154.151.2 0:0:0:0:0:ffff:9d9a:9702
157.154.151.3 0:0:0:0:0:ffff:9d9a:9703
157.154.151.4 0:0:0:0:0:ffff:9d9a:9704
157.154.151.5 0:0:0:0:0:ffff:9d9a:9705
157.154.151.6 0:0:0:0:0:ffff:9d9a:9706
157.154.151.7 0:0:0:0:0:ffff:9d9a:9707
157.154.151.8 0:0:0:0:0:ffff:9d9a:9708
157.154.151.9 0:0:0:0:0:ffff:9d9a:9709
157.154.151.10 0:0:0:0:0:ffff:9d9a:970a
157.154.151.11 0:0:0:0:0:ffff:9d9a:970b
157.154.151.12 0:0:0:0:0:ffff:9d9a:970c
157.154.151.13 0:0:0:0:0:ffff:9d9a:970d
157.154.151.14 0:0:0:0:0:ffff:9d9a:970e
157.154.151.15 0:0:0:0:0:ffff:9d9a:970f
157.154.151.16 0:0:0:0:0:ffff:9d9a:9710
157.154.151.17 0:0:0:0:0:ffff:9d9a:9711
157.154.151.18 0:0:0:0:0:ffff:9d9a:9712
157.154.151.19 0:0:0:0:0:ffff:9d9a:9713
157.154.151.20 0:0:0:0:0:ffff:9d9a:9714
157.154.151.21 0:0:0:0:0:ffff:9d9a:9715
157.154.151.22 0:0:0:0:0:ffff:9d9a:9716
157.154.151.23 0:0:0:0:0:ffff:9d9a:9717
157.154.151.24 0:0:0:0:0:ffff:9d9a:9718
157.154.151.25 0:0:0:0:0:ffff:9d9a:9719
157.154.151.26 0:0:0:0:0:ffff:9d9a:971a
157.154.151.27 0:0:0:0:0:ffff:9d9a:971b
157.154.151.28 0:0:0:0:0:ffff:9d9a:971c
157.154.151.29 0:0:0:0:0:ffff:9d9a:971d
157.154.151.30 0:0:0:0:0:ffff:9d9a:971e
157.154.151.31 0:0:0:0:0:ffff:9d9a:971f
157.154.151.32 0:0:0:0:0:ffff:9d9a:9720
157.154.151.33 0:0:0:0:0:ffff:9d9a:9721
157.154.151.34 0:0:0:0:0:ffff:9d9a:9722
157.154.151.35 0:0:0:0:0:ffff:9d9a:9723
157.154.151.36 0:0:0:0:0:ffff:9d9a:9724
157.154.151.37 0:0:0:0:0:ffff:9d9a:9725
157.154.151.38 0:0:0:0:0:ffff:9d9a:9726
157.154.151.39 0:0:0:0:0:ffff:9d9a:9727
157.154.151.40 0:0:0:0:0:ffff:9d9a:9728
157.154.151.41 0:0:0:0:0:ffff:9d9a:9729
157.154.151.42 0:0:0:0:0:ffff:9d9a:972a
157.154.151.43 0:0:0:0:0:ffff:9d9a:972b
157.154.151.44 0:0:0:0:0:ffff:9d9a:972c
157.154.151.45 0:0:0:0:0:ffff:9d9a:972d
157.154.151.46 0:0:0:0:0:ffff:9d9a:972e
157.154.151.47 0:0:0:0:0:ffff:9d9a:972f
157.154.151.48 0:0:0:0:0:ffff:9d9a:9730
157.154.151.49 0:0:0:0:0:ffff:9d9a:9731
157.154.151.50 0:0:0:0:0:ffff:9d9a:9732
157.154.151.51 0:0:0:0:0:ffff:9d9a:9733
157.154.151.52 0:0:0:0:0:ffff:9d9a:9734
157.154.151.53 0:0:0:0:0:ffff:9d9a:9735
157.154.151.54 0:0:0:0:0:ffff:9d9a:9736
157.154.151.55 0:0:0:0:0:ffff:9d9a:9737
157.154.151.56 0:0:0:0:0:ffff:9d9a:9738
157.154.151.57 0:0:0:0:0:ffff:9d9a:9739
157.154.151.58 0:0:0:0:0:ffff:9d9a:973a
157.154.151.59 0:0:0:0:0:ffff:9d9a:973b
157.154.151.60 0:0:0:0:0:ffff:9d9a:973c


157.154.151.61 0:0:0:0:0:ffff:9d9a:973d
157.154.151.62 0:0:0:0:0:ffff:9d9a:973e
157.154.151.63 0:0:0:0:0:ffff:9d9a:973f
157.154.151.64 0:0:0:0:0:ffff:9d9a:9740
157.154.151.65 0:0:0:0:0:ffff:9d9a:9741
157.154.151.66 0:0:0:0:0:ffff:9d9a:9742
157.154.151.67 0:0:0:0:0:ffff:9d9a:9743
157.154.151.68 0:0:0:0:0:ffff:9d9a:9744
157.154.151.69 0:0:0:0:0:ffff:9d9a:9745
157.154.151.70 0:0:0:0:0:ffff:9d9a:9746
157.154.151.71 0:0:0:0:0:ffff:9d9a:9747
157.154.151.72 0:0:0:0:0:ffff:9d9a:9748
157.154.151.73 0:0:0:0:0:ffff:9d9a:9749
157.154.151.74 0:0:0:0:0:ffff:9d9a:974a
157.154.151.75 0:0:0:0:0:ffff:9d9a:974b
157.154.151.76 0:0:0:0:0:ffff:9d9a:974c
157.154.151.77 0:0:0:0:0:ffff:9d9a:974d
157.154.151.78 0:0:0:0:0:ffff:9d9a:974e
157.154.151.79 0:0:0:0:0:ffff:9d9a:974f
157.154.151.80 0:0:0:0:0:ffff:9d9a:9750
157.154.151.81 0:0:0:0:0:ffff:9d9a:9751
157.154.151.82 0:0:0:0:0:ffff:9d9a:9752
157.154.151.83 0:0:0:0:0:ffff:9d9a:9753
157.154.151.84 0:0:0:0:0:ffff:9d9a:9754
157.154.151.85 0:0:0:0:0:ffff:9d9a:9755
157.154.151.86 0:0:0:0:0:ffff:9d9a:9756
157.154.151.87 0:0:0:0:0:ffff:9d9a:9757
157.154.151.88 0:0:0:0:0:ffff:9d9a:9758
157.154.151.89 0:0:0:0:0:ffff:9d9a:9759
157.154.151.90 0:0:0:0:0:ffff:9d9a:975a
157.154.151.91 0:0:0:0:0:ffff:9d9a:975b
157.154.151.92 0:0:0:0:0:ffff:9d9a:975c
157.154.151.93 0:0:0:0:0:ffff:9d9a:975d
157.154.151.94 0:0:0:0:0:ffff:9d9a:975e
157.154.151.95 0:0:0:0:0:ffff:9d9a:975f
157.154.151.96 0:0:0:0:0:ffff:9d9a:9760
157.154.151.97 0:0:0:0:0:ffff:9d9a:9761
157.154.151.98 0:0:0:0:0:ffff:9d9a:9762
157.154.151.99 0:0:0:0:0:ffff:9d9a:9763
157.154.151.100 0:0:0:0:0:ffff:9d9a:9764
157.154.151.101 0:0:0:0:0:ffff:9d9a:9765
157.154.151.102 0:0:0:0:0:ffff:9d9a:9766
157.154.151.103 0:0:0:0:0:ffff:9d9a:9767
157.154.151.104 0:0:0:0:0:ffff:9d9a:9768
157.154.151.105 0:0:0:0:0:ffff:9d9a:9769
157.154.151.106 0:0:0:0:0:ffff:9d9a:976a
157.154.151.107 0:0:0:0:0:ffff:9d9a:976b
157.154.151.108 0:0:0:0:0:ffff:9d9a:976c
157.154.151.109 0:0:0:0:0:ffff:9d9a:976d
157.154.151.110 0:0:0:0:0:ffff:9d9a:976e
157.154.151.111 0:0:0:0:0:ffff:9d9a:976f
157.154.151.112 0:0:0:0:0:ffff:9d9a:9770
157.154.151.113 0:0:0:0:0:ffff:9d9a:9771
157.154.151.114 0:0:0:0:0:ffff:9d9a:9772
157.154.151.115 0:0:0:0:0:ffff:9d9a:9773
157.154.151.116 0:0:0:0:0:ffff:9d9a:9774
157.154.151.117 0:0:0:0:0:ffff:9d9a:9775
157.154.151.118 0:0:0:0:0:ffff:9d9a:9776
157.154.151.119 0:0:0:0:0:ffff:9d9a:9777
157.154.151.120 0:0:0:0:0:ffff:9d9a:9778


157.154.151.121 0:0:0:0:0:ffff:9d9a:9779
157.154.151.122 0:0:0:0:0:ffff:9d9a:977a
157.154.151.123 0:0:0:0:0:ffff:9d9a:977b
157.154.151.124 0:0:0:0:0:ffff:9d9a:977c
157.154.151.125 0:0:0:0:0:ffff:9d9a:977d
157.154.151.126 0:0:0:0:0:ffff:9d9a:977e
157.154.151.127 0:0:0:0:0:ffff:9d9a:977f
157.154.151.128 0:0:0:0:0:ffff:9d9a:9780
157.154.151.129 0:0:0:0:0:ffff:9d9a:9781
157.154.151.130 0:0:0:0:0:ffff:9d9a:9782
157.154.151.131 0:0:0:0:0:ffff:9d9a:9783
157.154.151.132 0:0:0:0:0:ffff:9d9a:9784
157.154.151.133 0:0:0:0:0:ffff:9d9a:9785
157.154.151.134 0:0:0:0:0:ffff:9d9a:9786
157.154.151.135 0:0:0:0:0:ffff:9d9a:9787
157.154.151.136 0:0:0:0:0:ffff:9d9a:9788
157.154.151.137 0:0:0:0:0:ffff:9d9a:9789
157.154.151.138 0:0:0:0:0:ffff:9d9a:978a
157.154.151.139 0:0:0:0:0:ffff:9d9a:978b
157.154.151.140 0:0:0:0:0:ffff:9d9a:978c
157.154.151.141 0:0:0:0:0:ffff:9d9a:978d
157.154.151.142 0:0:0:0:0:ffff:9d9a:978e
157.154.151.143 0:0:0:0:0:ffff:9d9a:978f
157.154.151.144 0:0:0:0:0:ffff:9d9a:9790
157.154.151.145 0:0:0:0:0:ffff:9d9a:9791
157.154.151.146 0:0:0:0:0:ffff:9d9a:9792
157.154.151.147 0:0:0:0:0:ffff:9d9a:9793
157.154.151.148 0:0:0:0:0:ffff:9d9a:9794
157.154.151.149 0:0:0:0:0:ffff:9d9a:9795
157.154.151.150 0:0:0:0:0:ffff:9d9a:9796
157.154.151.151 0:0:0:0:0:ffff:9d9a:9797
157.154.151.152 0:0:0:0:0:ffff:9d9a:9798
157.154.151.153 0:0:0:0:0:ffff:9d9a:9799
157.154.151.154 0:0:0:0:0:ffff:9d9a:979a
157.154.151.155 0:0:0:0:0:ffff:9d9a:979b
157.154.151.156 0:0:0:0:0:ffff:9d9a:979c
157.154.151.157 0:0:0:0:0:ffff:9d9a:979d
157.154.151.158 0:0:0:0:0:ffff:9d9a:979e
157.154.151.159 0:0:0:0:0:ffff:9d9a:979f
157.154.151.160 0:0:0:0:0:ffff:9d9a:97a0
157.154.151.161 0:0:0:0:0:ffff:9d9a:97a1
157.154.151.162 0:0:0:0:0:ffff:9d9a:97a2
157.154.151.163 0:0:0:0:0:ffff:9d9a:97a3
157.154.151.164 0:0:0:0:0:ffff:9d9a:97a4
157.154.151.165 0:0:0:0:0:ffff:9d9a:97a5
157.154.151.166 0:0:0:0:0:ffff:9d9a:97a6
157.154.151.167 0:0:0:0:0:ffff:9d9a:97a7
157.154.151.168 0:0:0:0:0:ffff:9d9a:97a8
157.154.151.169 0:0:0:0:0:ffff:9d9a:97a9
157.154.151.170 0:0:0:0:0:ffff:9d9a:97aa
157.154.151.171 0:0:0:0:0:ffff:9d9a:97ab
157.154.151.172 0:0:0:0:0:ffff:9d9a:97ac
157.154.151.173 0:0:0:0:0:ffff:9d9a:97ad
157.154.151.174 0:0:0:0:0:ffff:9d9a:97ae
157.154.151.175 0:0:0:0:0:ffff:9d9a:97af
157.154.151.176 0:0:0:0:0:ffff:9d9a:97b0
157.154.151.177 0:0:0:0:0:ffff:9d9a:97b1
157.154.151.178 0:0:0:0:0:ffff:9d9a:97b2
157.154.151.179 0:0:0:0:0:ffff:9d9a:97b3
157.154.151.180 0:0:0:0:0:ffff:9d9a:97b4


157.154.151.181 0:0:0:0:0:ffff:9d9a:97b5
157.154.151.182 0:0:0:0:0:ffff:9d9a:97b6
157.154.151.183 0:0:0:0:0:ffff:9d9a:97b7
157.154.151.184 0:0:0:0:0:ffff:9d9a:97b8
157.154.151.185 0:0:0:0:0:ffff:9d9a:97b9
157.154.151.186 0:0:0:0:0:ffff:9d9a:97ba
157.154.151.187 0:0:0:0:0:ffff:9d9a:97bb
157.154.151.188 0:0:0:0:0:ffff:9d9a:97bc
157.154.151.189 0:0:0:0:0:ffff:9d9a:97bd
157.154.151.190 0:0:0:0:0:ffff:9d9a:97be
157.154.151.191 0:0:0:0:0:ffff:9d9a:97bf
157.154.151.192 0:0:0:0:0:ffff:9d9a:97c0
157.154.151.193 0:0:0:0:0:ffff:9d9a:97c1
157.154.151.194 0:0:0:0:0:ffff:9d9a:97c2
157.154.151.195 0:0:0:0:0:ffff:9d9a:97c3
157.154.151.196 0:0:0:0:0:ffff:9d9a:97c4
157.154.151.197 0:0:0:0:0:ffff:9d9a:97c5
157.154.151.198 0:0:0:0:0:ffff:9d9a:97c6
157.154.151.199 0:0:0:0:0:ffff:9d9a:97c7
157.154.151.200 0:0:0:0:0:ffff:9d9a:97c8
157.154.151.201 0:0:0:0:0:ffff:9d9a:97c9
157.154.151.202 0:0:0:0:0:ffff:9d9a:97ca
157.154.151.203 0:0:0:0:0:ffff:9d9a:97cb
157.154.151.204 0:0:0:0:0:ffff:9d9a:97cc
157.154.151.205 0:0:0:0:0:ffff:9d9a:97cd
157.154.151.206 0:0:0:0:0:ffff:9d9a:97ce
157.154.151.207 0:0:0:0:0:ffff:9d9a:97cf
157.154.151.208 0:0:0:0:0:ffff:9d9a:97d0
157.154.151.209 0:0:0:0:0:ffff:9d9a:97d1
157.154.151.210 0:0:0:0:0:ffff:9d9a:97d2
157.154.151.211 0:0:0:0:0:ffff:9d9a:97d3
157.154.151.212 0:0:0:0:0:ffff:9d9a:97d4
157.154.151.213 0:0:0:0:0:ffff:9d9a:97d5
157.154.151.214 0:0:0:0:0:ffff:9d9a:97d6
157.154.151.215 0:0:0:0:0:ffff:9d9a:97d7
157.154.151.216 0:0:0:0:0:ffff:9d9a:97d8
157.154.151.217 0:0:0:0:0:ffff:9d9a:97d9
157.154.151.218 0:0:0:0:0:ffff:9d9a:97da
157.154.151.219 0:0:0:0:0:ffff:9d9a:97db
157.154.151.220 0:0:0:0:0:ffff:9d9a:97dc
157.154.151.221 0:0:0:0:0:ffff:9d9a:97dd
157.154.151.222 0:0:0:0:0:ffff:9d9a:97de
157.154.151.223 0:0:0:0:0:ffff:9d9a:97df
157.154.151.224 0:0:0:0:0:ffff:9d9a:97e0
157.154.151.225 0:0:0:0:0:ffff:9d9a:97e1
157.154.151.226 0:0:0:0:0:ffff:9d9a:97e2
157.154.151.227 0:0:0:0:0:ffff:9d9a:97e3
157.154.151.228 0:0:0:0:0:ffff:9d9a:97e4
157.154.151.229 0:0:0:0:0:ffff:9d9a:97e5
157.154.151.230 0:0:0:0:0:ffff:9d9a:97e6
157.154.151.231 0:0:0:0:0:ffff:9d9a:97e7
157.154.151.232 0:0:0:0:0:ffff:9d9a:97e8
157.154.151.233 0:0:0:0:0:ffff:9d9a:97e9
157.154.151.234 0:0:0:0:0:ffff:9d9a:97ea
157.154.151.235 0:0:0:0:0:ffff:9d9a:97eb
157.154.151.236 0:0:0:0:0:ffff:9d9a:97ec
157.154.151.237 0:0:0:0:0:ffff:9d9a:97ed
157.154.151.238 0:0:0:0:0:ffff:9d9a:97ee
157.154.151.239 0:0:0:0:0:ffff:9d9a:97ef
157.154.151.240 0:0:0:0:0:ffff:9d9a:97f0
157.154.151.241 0:0:0:0:0:ffff:9d9a:97f1
157.154.151.242 0:0:0:0:0:ffff:9d9a:97f2
157.154.151.243 0:0:0:0:0:ffff:9d9a:97f3
157.154.151.244 0:0:0:0:0:ffff:9d9a:97f4
157.154.151.245 0:0:0:0:0:ffff:9d9a:97f5
157.154.151.246 0:0:0:0:0:ffff:9d9a:97f6
157.154.151.247 0:0:0:0:0:ffff:9d9a:97f7
157.154.151.248 0:0:0:0:0:ffff:9d9a:97f8
157.154.151.249 0:0:0:0:0:ffff:9d9a:97f9
157.154.151.250 0:0:0:0:0:ffff:9d9a:97fa
157.154.151.251 0:0:0:0:0:ffff:9d9a:97fb
157.154.151.252 0:0:0:0:0:ffff:9d9a:97fc
157.154.151.253 0:0:0:0:0:ffff:9d9a:97fd
157.154.151.254 0:0:0:0:0:ffff:9d9a:97fe
157.154.151.255 0:0:0:0:0:ffff:9d9a: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.