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
157.154.64.1 0:0:0:0:0:ffff:9d9a:4001
157.154.64.2 0:0:0:0:0:ffff:9d9a:4002
157.154.64.3 0:0:0:0:0:ffff:9d9a:4003
157.154.64.4 0:0:0:0:0:ffff:9d9a:4004
157.154.64.5 0:0:0:0:0:ffff:9d9a:4005
157.154.64.6 0:0:0:0:0:ffff:9d9a:4006
157.154.64.7 0:0:0:0:0:ffff:9d9a:4007
157.154.64.8 0:0:0:0:0:ffff:9d9a:4008
157.154.64.9 0:0:0:0:0:ffff:9d9a:4009
157.154.64.10 0:0:0:0:0:ffff:9d9a:400a
157.154.64.11 0:0:0:0:0:ffff:9d9a:400b
157.154.64.12 0:0:0:0:0:ffff:9d9a:400c
157.154.64.13 0:0:0:0:0:ffff:9d9a:400d
157.154.64.14 0:0:0:0:0:ffff:9d9a:400e
157.154.64.15 0:0:0:0:0:ffff:9d9a:400f
157.154.64.16 0:0:0:0:0:ffff:9d9a:4010
157.154.64.17 0:0:0:0:0:ffff:9d9a:4011
157.154.64.18 0:0:0:0:0:ffff:9d9a:4012
157.154.64.19 0:0:0:0:0:ffff:9d9a:4013
157.154.64.20 0:0:0:0:0:ffff:9d9a:4014
157.154.64.21 0:0:0:0:0:ffff:9d9a:4015
157.154.64.22 0:0:0:0:0:ffff:9d9a:4016
157.154.64.23 0:0:0:0:0:ffff:9d9a:4017
157.154.64.24 0:0:0:0:0:ffff:9d9a:4018
157.154.64.25 0:0:0:0:0:ffff:9d9a:4019
157.154.64.26 0:0:0:0:0:ffff:9d9a:401a
157.154.64.27 0:0:0:0:0:ffff:9d9a:401b
157.154.64.28 0:0:0:0:0:ffff:9d9a:401c
157.154.64.29 0:0:0:0:0:ffff:9d9a:401d
157.154.64.30 0:0:0:0:0:ffff:9d9a:401e
157.154.64.31 0:0:0:0:0:ffff:9d9a:401f
157.154.64.32 0:0:0:0:0:ffff:9d9a:4020
157.154.64.33 0:0:0:0:0:ffff:9d9a:4021
157.154.64.34 0:0:0:0:0:ffff:9d9a:4022
157.154.64.35 0:0:0:0:0:ffff:9d9a:4023
157.154.64.36 0:0:0:0:0:ffff:9d9a:4024
157.154.64.37 0:0:0:0:0:ffff:9d9a:4025
157.154.64.38 0:0:0:0:0:ffff:9d9a:4026
157.154.64.39 0:0:0:0:0:ffff:9d9a:4027
157.154.64.40 0:0:0:0:0:ffff:9d9a:4028
157.154.64.41 0:0:0:0:0:ffff:9d9a:4029
157.154.64.42 0:0:0:0:0:ffff:9d9a:402a
157.154.64.43 0:0:0:0:0:ffff:9d9a:402b
157.154.64.44 0:0:0:0:0:ffff:9d9a:402c
157.154.64.45 0:0:0:0:0:ffff:9d9a:402d
157.154.64.46 0:0:0:0:0:ffff:9d9a:402e
157.154.64.47 0:0:0:0:0:ffff:9d9a:402f
157.154.64.48 0:0:0:0:0:ffff:9d9a:4030
157.154.64.49 0:0:0:0:0:ffff:9d9a:4031
157.154.64.50 0:0:0:0:0:ffff:9d9a:4032
157.154.64.51 0:0:0:0:0:ffff:9d9a:4033
157.154.64.52 0:0:0:0:0:ffff:9d9a:4034
157.154.64.53 0:0:0:0:0:ffff:9d9a:4035
157.154.64.54 0:0:0:0:0:ffff:9d9a:4036
157.154.64.55 0:0:0:0:0:ffff:9d9a:4037
157.154.64.56 0:0:0:0:0:ffff:9d9a:4038
157.154.64.57 0:0:0:0:0:ffff:9d9a:4039
157.154.64.58 0:0:0:0:0:ffff:9d9a:403a
157.154.64.59 0:0:0:0:0:ffff:9d9a:403b
157.154.64.60 0:0:0:0:0:ffff:9d9a:403c


157.154.64.61 0:0:0:0:0:ffff:9d9a:403d
157.154.64.62 0:0:0:0:0:ffff:9d9a:403e
157.154.64.63 0:0:0:0:0:ffff:9d9a:403f
157.154.64.64 0:0:0:0:0:ffff:9d9a:4040
157.154.64.65 0:0:0:0:0:ffff:9d9a:4041
157.154.64.66 0:0:0:0:0:ffff:9d9a:4042
157.154.64.67 0:0:0:0:0:ffff:9d9a:4043
157.154.64.68 0:0:0:0:0:ffff:9d9a:4044
157.154.64.69 0:0:0:0:0:ffff:9d9a:4045
157.154.64.70 0:0:0:0:0:ffff:9d9a:4046
157.154.64.71 0:0:0:0:0:ffff:9d9a:4047
157.154.64.72 0:0:0:0:0:ffff:9d9a:4048
157.154.64.73 0:0:0:0:0:ffff:9d9a:4049
157.154.64.74 0:0:0:0:0:ffff:9d9a:404a
157.154.64.75 0:0:0:0:0:ffff:9d9a:404b
157.154.64.76 0:0:0:0:0:ffff:9d9a:404c
157.154.64.77 0:0:0:0:0:ffff:9d9a:404d
157.154.64.78 0:0:0:0:0:ffff:9d9a:404e
157.154.64.79 0:0:0:0:0:ffff:9d9a:404f
157.154.64.80 0:0:0:0:0:ffff:9d9a:4050
157.154.64.81 0:0:0:0:0:ffff:9d9a:4051
157.154.64.82 0:0:0:0:0:ffff:9d9a:4052
157.154.64.83 0:0:0:0:0:ffff:9d9a:4053
157.154.64.84 0:0:0:0:0:ffff:9d9a:4054
157.154.64.85 0:0:0:0:0:ffff:9d9a:4055
157.154.64.86 0:0:0:0:0:ffff:9d9a:4056
157.154.64.87 0:0:0:0:0:ffff:9d9a:4057
157.154.64.88 0:0:0:0:0:ffff:9d9a:4058
157.154.64.89 0:0:0:0:0:ffff:9d9a:4059
157.154.64.90 0:0:0:0:0:ffff:9d9a:405a
157.154.64.91 0:0:0:0:0:ffff:9d9a:405b
157.154.64.92 0:0:0:0:0:ffff:9d9a:405c
157.154.64.93 0:0:0:0:0:ffff:9d9a:405d
157.154.64.94 0:0:0:0:0:ffff:9d9a:405e
157.154.64.95 0:0:0:0:0:ffff:9d9a:405f
157.154.64.96 0:0:0:0:0:ffff:9d9a:4060
157.154.64.97 0:0:0:0:0:ffff:9d9a:4061
157.154.64.98 0:0:0:0:0:ffff:9d9a:4062
157.154.64.99 0:0:0:0:0:ffff:9d9a:4063
157.154.64.100 0:0:0:0:0:ffff:9d9a:4064
157.154.64.101 0:0:0:0:0:ffff:9d9a:4065
157.154.64.102 0:0:0:0:0:ffff:9d9a:4066
157.154.64.103 0:0:0:0:0:ffff:9d9a:4067
157.154.64.104 0:0:0:0:0:ffff:9d9a:4068
157.154.64.105 0:0:0:0:0:ffff:9d9a:4069
157.154.64.106 0:0:0:0:0:ffff:9d9a:406a
157.154.64.107 0:0:0:0:0:ffff:9d9a:406b
157.154.64.108 0:0:0:0:0:ffff:9d9a:406c
157.154.64.109 0:0:0:0:0:ffff:9d9a:406d
157.154.64.110 0:0:0:0:0:ffff:9d9a:406e
157.154.64.111 0:0:0:0:0:ffff:9d9a:406f
157.154.64.112 0:0:0:0:0:ffff:9d9a:4070
157.154.64.113 0:0:0:0:0:ffff:9d9a:4071
157.154.64.114 0:0:0:0:0:ffff:9d9a:4072
157.154.64.115 0:0:0:0:0:ffff:9d9a:4073
157.154.64.116 0:0:0:0:0:ffff:9d9a:4074
157.154.64.117 0:0:0:0:0:ffff:9d9a:4075
157.154.64.118 0:0:0:0:0:ffff:9d9a:4076
157.154.64.119 0:0:0:0:0:ffff:9d9a:4077
157.154.64.120 0:0:0:0:0:ffff:9d9a:4078


157.154.64.121 0:0:0:0:0:ffff:9d9a:4079
157.154.64.122 0:0:0:0:0:ffff:9d9a:407a
157.154.64.123 0:0:0:0:0:ffff:9d9a:407b
157.154.64.124 0:0:0:0:0:ffff:9d9a:407c
157.154.64.125 0:0:0:0:0:ffff:9d9a:407d
157.154.64.126 0:0:0:0:0:ffff:9d9a:407e
157.154.64.127 0:0:0:0:0:ffff:9d9a:407f
157.154.64.128 0:0:0:0:0:ffff:9d9a:4080
157.154.64.129 0:0:0:0:0:ffff:9d9a:4081
157.154.64.130 0:0:0:0:0:ffff:9d9a:4082
157.154.64.131 0:0:0:0:0:ffff:9d9a:4083
157.154.64.132 0:0:0:0:0:ffff:9d9a:4084
157.154.64.133 0:0:0:0:0:ffff:9d9a:4085
157.154.64.134 0:0:0:0:0:ffff:9d9a:4086
157.154.64.135 0:0:0:0:0:ffff:9d9a:4087
157.154.64.136 0:0:0:0:0:ffff:9d9a:4088
157.154.64.137 0:0:0:0:0:ffff:9d9a:4089
157.154.64.138 0:0:0:0:0:ffff:9d9a:408a
157.154.64.139 0:0:0:0:0:ffff:9d9a:408b
157.154.64.140 0:0:0:0:0:ffff:9d9a:408c
157.154.64.141 0:0:0:0:0:ffff:9d9a:408d
157.154.64.142 0:0:0:0:0:ffff:9d9a:408e
157.154.64.143 0:0:0:0:0:ffff:9d9a:408f
157.154.64.144 0:0:0:0:0:ffff:9d9a:4090
157.154.64.145 0:0:0:0:0:ffff:9d9a:4091
157.154.64.146 0:0:0:0:0:ffff:9d9a:4092
157.154.64.147 0:0:0:0:0:ffff:9d9a:4093
157.154.64.148 0:0:0:0:0:ffff:9d9a:4094
157.154.64.149 0:0:0:0:0:ffff:9d9a:4095
157.154.64.150 0:0:0:0:0:ffff:9d9a:4096
157.154.64.151 0:0:0:0:0:ffff:9d9a:4097
157.154.64.152 0:0:0:0:0:ffff:9d9a:4098
157.154.64.153 0:0:0:0:0:ffff:9d9a:4099
157.154.64.154 0:0:0:0:0:ffff:9d9a:409a
157.154.64.155 0:0:0:0:0:ffff:9d9a:409b
157.154.64.156 0:0:0:0:0:ffff:9d9a:409c
157.154.64.157 0:0:0:0:0:ffff:9d9a:409d
157.154.64.158 0:0:0:0:0:ffff:9d9a:409e
157.154.64.159 0:0:0:0:0:ffff:9d9a:409f
157.154.64.160 0:0:0:0:0:ffff:9d9a:40a0
157.154.64.161 0:0:0:0:0:ffff:9d9a:40a1
157.154.64.162 0:0:0:0:0:ffff:9d9a:40a2
157.154.64.163 0:0:0:0:0:ffff:9d9a:40a3
157.154.64.164 0:0:0:0:0:ffff:9d9a:40a4
157.154.64.165 0:0:0:0:0:ffff:9d9a:40a5
157.154.64.166 0:0:0:0:0:ffff:9d9a:40a6
157.154.64.167 0:0:0:0:0:ffff:9d9a:40a7
157.154.64.168 0:0:0:0:0:ffff:9d9a:40a8
157.154.64.169 0:0:0:0:0:ffff:9d9a:40a9
157.154.64.170 0:0:0:0:0:ffff:9d9a:40aa
157.154.64.171 0:0:0:0:0:ffff:9d9a:40ab
157.154.64.172 0:0:0:0:0:ffff:9d9a:40ac
157.154.64.173 0:0:0:0:0:ffff:9d9a:40ad
157.154.64.174 0:0:0:0:0:ffff:9d9a:40ae
157.154.64.175 0:0:0:0:0:ffff:9d9a:40af
157.154.64.176 0:0:0:0:0:ffff:9d9a:40b0
157.154.64.177 0:0:0:0:0:ffff:9d9a:40b1
157.154.64.178 0:0:0:0:0:ffff:9d9a:40b2
157.154.64.179 0:0:0:0:0:ffff:9d9a:40b3
157.154.64.180 0:0:0:0:0:ffff:9d9a:40b4


157.154.64.181 0:0:0:0:0:ffff:9d9a:40b5
157.154.64.182 0:0:0:0:0:ffff:9d9a:40b6
157.154.64.183 0:0:0:0:0:ffff:9d9a:40b7
157.154.64.184 0:0:0:0:0:ffff:9d9a:40b8
157.154.64.185 0:0:0:0:0:ffff:9d9a:40b9
157.154.64.186 0:0:0:0:0:ffff:9d9a:40ba
157.154.64.187 0:0:0:0:0:ffff:9d9a:40bb
157.154.64.188 0:0:0:0:0:ffff:9d9a:40bc
157.154.64.189 0:0:0:0:0:ffff:9d9a:40bd
157.154.64.190 0:0:0:0:0:ffff:9d9a:40be
157.154.64.191 0:0:0:0:0:ffff:9d9a:40bf
157.154.64.192 0:0:0:0:0:ffff:9d9a:40c0
157.154.64.193 0:0:0:0:0:ffff:9d9a:40c1
157.154.64.194 0:0:0:0:0:ffff:9d9a:40c2
157.154.64.195 0:0:0:0:0:ffff:9d9a:40c3
157.154.64.196 0:0:0:0:0:ffff:9d9a:40c4
157.154.64.197 0:0:0:0:0:ffff:9d9a:40c5
157.154.64.198 0:0:0:0:0:ffff:9d9a:40c6
157.154.64.199 0:0:0:0:0:ffff:9d9a:40c7
157.154.64.200 0:0:0:0:0:ffff:9d9a:40c8
157.154.64.201 0:0:0:0:0:ffff:9d9a:40c9
157.154.64.202 0:0:0:0:0:ffff:9d9a:40ca
157.154.64.203 0:0:0:0:0:ffff:9d9a:40cb
157.154.64.204 0:0:0:0:0:ffff:9d9a:40cc
157.154.64.205 0:0:0:0:0:ffff:9d9a:40cd
157.154.64.206 0:0:0:0:0:ffff:9d9a:40ce
157.154.64.207 0:0:0:0:0:ffff:9d9a:40cf
157.154.64.208 0:0:0:0:0:ffff:9d9a:40d0
157.154.64.209 0:0:0:0:0:ffff:9d9a:40d1
157.154.64.210 0:0:0:0:0:ffff:9d9a:40d2
157.154.64.211 0:0:0:0:0:ffff:9d9a:40d3
157.154.64.212 0:0:0:0:0:ffff:9d9a:40d4
157.154.64.213 0:0:0:0:0:ffff:9d9a:40d5
157.154.64.214 0:0:0:0:0:ffff:9d9a:40d6
157.154.64.215 0:0:0:0:0:ffff:9d9a:40d7
157.154.64.216 0:0:0:0:0:ffff:9d9a:40d8
157.154.64.217 0:0:0:0:0:ffff:9d9a:40d9
157.154.64.218 0:0:0:0:0:ffff:9d9a:40da
157.154.64.219 0:0:0:0:0:ffff:9d9a:40db
157.154.64.220 0:0:0:0:0:ffff:9d9a:40dc
157.154.64.221 0:0:0:0:0:ffff:9d9a:40dd
157.154.64.222 0:0:0:0:0:ffff:9d9a:40de
157.154.64.223 0:0:0:0:0:ffff:9d9a:40df
157.154.64.224 0:0:0:0:0:ffff:9d9a:40e0
157.154.64.225 0:0:0:0:0:ffff:9d9a:40e1
157.154.64.226 0:0:0:0:0:ffff:9d9a:40e2
157.154.64.227 0:0:0:0:0:ffff:9d9a:40e3
157.154.64.228 0:0:0:0:0:ffff:9d9a:40e4
157.154.64.229 0:0:0:0:0:ffff:9d9a:40e5
157.154.64.230 0:0:0:0:0:ffff:9d9a:40e6
157.154.64.231 0:0:0:0:0:ffff:9d9a:40e7
157.154.64.232 0:0:0:0:0:ffff:9d9a:40e8
157.154.64.233 0:0:0:0:0:ffff:9d9a:40e9
157.154.64.234 0:0:0:0:0:ffff:9d9a:40ea
157.154.64.235 0:0:0:0:0:ffff:9d9a:40eb
157.154.64.236 0:0:0:0:0:ffff:9d9a:40ec
157.154.64.237 0:0:0:0:0:ffff:9d9a:40ed
157.154.64.238 0:0:0:0:0:ffff:9d9a:40ee
157.154.64.239 0:0:0:0:0:ffff:9d9a:40ef
157.154.64.240 0:0:0:0:0:ffff:9d9a:40f0
157.154.64.241 0:0:0:0:0:ffff:9d9a:40f1
157.154.64.242 0:0:0:0:0:ffff:9d9a:40f2
157.154.64.243 0:0:0:0:0:ffff:9d9a:40f3
157.154.64.244 0:0:0:0:0:ffff:9d9a:40f4
157.154.64.245 0:0:0:0:0:ffff:9d9a:40f5
157.154.64.246 0:0:0:0:0:ffff:9d9a:40f6
157.154.64.247 0:0:0:0:0:ffff:9d9a:40f7
157.154.64.248 0:0:0:0:0:ffff:9d9a:40f8
157.154.64.249 0:0:0:0:0:ffff:9d9a:40f9
157.154.64.250 0:0:0:0:0:ffff:9d9a:40fa
157.154.64.251 0:0:0:0:0:ffff:9d9a:40fb
157.154.64.252 0:0:0:0:0:ffff:9d9a:40fc
157.154.64.253 0:0:0:0:0:ffff:9d9a:40fd
157.154.64.254 0:0:0:0:0:ffff:9d9a:40fe
157.154.64.255 0:0:0:0:0:ffff:9d9a:40ff


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.