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
166.90.128.1 0:0:0:0:0:ffff:a65a:8001
166.90.128.2 0:0:0:0:0:ffff:a65a:8002
166.90.128.3 0:0:0:0:0:ffff:a65a:8003
166.90.128.4 0:0:0:0:0:ffff:a65a:8004
166.90.128.5 0:0:0:0:0:ffff:a65a:8005
166.90.128.6 0:0:0:0:0:ffff:a65a:8006
166.90.128.7 0:0:0:0:0:ffff:a65a:8007
166.90.128.8 0:0:0:0:0:ffff:a65a:8008
166.90.128.9 0:0:0:0:0:ffff:a65a:8009
166.90.128.10 0:0:0:0:0:ffff:a65a:800a
166.90.128.11 0:0:0:0:0:ffff:a65a:800b
166.90.128.12 0:0:0:0:0:ffff:a65a:800c
166.90.128.13 0:0:0:0:0:ffff:a65a:800d
166.90.128.14 0:0:0:0:0:ffff:a65a:800e
166.90.128.15 0:0:0:0:0:ffff:a65a:800f
166.90.128.16 0:0:0:0:0:ffff:a65a:8010
166.90.128.17 0:0:0:0:0:ffff:a65a:8011
166.90.128.18 0:0:0:0:0:ffff:a65a:8012
166.90.128.19 0:0:0:0:0:ffff:a65a:8013
166.90.128.20 0:0:0:0:0:ffff:a65a:8014
166.90.128.21 0:0:0:0:0:ffff:a65a:8015
166.90.128.22 0:0:0:0:0:ffff:a65a:8016
166.90.128.23 0:0:0:0:0:ffff:a65a:8017
166.90.128.24 0:0:0:0:0:ffff:a65a:8018
166.90.128.25 0:0:0:0:0:ffff:a65a:8019
166.90.128.26 0:0:0:0:0:ffff:a65a:801a
166.90.128.27 0:0:0:0:0:ffff:a65a:801b
166.90.128.28 0:0:0:0:0:ffff:a65a:801c
166.90.128.29 0:0:0:0:0:ffff:a65a:801d
166.90.128.30 0:0:0:0:0:ffff:a65a:801e
166.90.128.31 0:0:0:0:0:ffff:a65a:801f
166.90.128.32 0:0:0:0:0:ffff:a65a:8020
166.90.128.33 0:0:0:0:0:ffff:a65a:8021
166.90.128.34 0:0:0:0:0:ffff:a65a:8022
166.90.128.35 0:0:0:0:0:ffff:a65a:8023
166.90.128.36 0:0:0:0:0:ffff:a65a:8024
166.90.128.37 0:0:0:0:0:ffff:a65a:8025
166.90.128.38 0:0:0:0:0:ffff:a65a:8026
166.90.128.39 0:0:0:0:0:ffff:a65a:8027
166.90.128.40 0:0:0:0:0:ffff:a65a:8028
166.90.128.41 0:0:0:0:0:ffff:a65a:8029
166.90.128.42 0:0:0:0:0:ffff:a65a:802a
166.90.128.43 0:0:0:0:0:ffff:a65a:802b
166.90.128.44 0:0:0:0:0:ffff:a65a:802c
166.90.128.45 0:0:0:0:0:ffff:a65a:802d
166.90.128.46 0:0:0:0:0:ffff:a65a:802e
166.90.128.47 0:0:0:0:0:ffff:a65a:802f
166.90.128.48 0:0:0:0:0:ffff:a65a:8030
166.90.128.49 0:0:0:0:0:ffff:a65a:8031
166.90.128.50 0:0:0:0:0:ffff:a65a:8032
166.90.128.51 0:0:0:0:0:ffff:a65a:8033
166.90.128.52 0:0:0:0:0:ffff:a65a:8034
166.90.128.53 0:0:0:0:0:ffff:a65a:8035
166.90.128.54 0:0:0:0:0:ffff:a65a:8036
166.90.128.55 0:0:0:0:0:ffff:a65a:8037
166.90.128.56 0:0:0:0:0:ffff:a65a:8038
166.90.128.57 0:0:0:0:0:ffff:a65a:8039
166.90.128.58 0:0:0:0:0:ffff:a65a:803a
166.90.128.59 0:0:0:0:0:ffff:a65a:803b
166.90.128.60 0:0:0:0:0:ffff:a65a:803c


166.90.128.61 0:0:0:0:0:ffff:a65a:803d
166.90.128.62 0:0:0:0:0:ffff:a65a:803e
166.90.128.63 0:0:0:0:0:ffff:a65a:803f
166.90.128.64 0:0:0:0:0:ffff:a65a:8040
166.90.128.65 0:0:0:0:0:ffff:a65a:8041
166.90.128.66 0:0:0:0:0:ffff:a65a:8042
166.90.128.67 0:0:0:0:0:ffff:a65a:8043
166.90.128.68 0:0:0:0:0:ffff:a65a:8044
166.90.128.69 0:0:0:0:0:ffff:a65a:8045
166.90.128.70 0:0:0:0:0:ffff:a65a:8046
166.90.128.71 0:0:0:0:0:ffff:a65a:8047
166.90.128.72 0:0:0:0:0:ffff:a65a:8048
166.90.128.73 0:0:0:0:0:ffff:a65a:8049
166.90.128.74 0:0:0:0:0:ffff:a65a:804a
166.90.128.75 0:0:0:0:0:ffff:a65a:804b
166.90.128.76 0:0:0:0:0:ffff:a65a:804c
166.90.128.77 0:0:0:0:0:ffff:a65a:804d
166.90.128.78 0:0:0:0:0:ffff:a65a:804e
166.90.128.79 0:0:0:0:0:ffff:a65a:804f
166.90.128.80 0:0:0:0:0:ffff:a65a:8050
166.90.128.81 0:0:0:0:0:ffff:a65a:8051
166.90.128.82 0:0:0:0:0:ffff:a65a:8052
166.90.128.83 0:0:0:0:0:ffff:a65a:8053
166.90.128.84 0:0:0:0:0:ffff:a65a:8054
166.90.128.85 0:0:0:0:0:ffff:a65a:8055
166.90.128.86 0:0:0:0:0:ffff:a65a:8056
166.90.128.87 0:0:0:0:0:ffff:a65a:8057
166.90.128.88 0:0:0:0:0:ffff:a65a:8058
166.90.128.89 0:0:0:0:0:ffff:a65a:8059
166.90.128.90 0:0:0:0:0:ffff:a65a:805a
166.90.128.91 0:0:0:0:0:ffff:a65a:805b
166.90.128.92 0:0:0:0:0:ffff:a65a:805c
166.90.128.93 0:0:0:0:0:ffff:a65a:805d
166.90.128.94 0:0:0:0:0:ffff:a65a:805e
166.90.128.95 0:0:0:0:0:ffff:a65a:805f
166.90.128.96 0:0:0:0:0:ffff:a65a:8060
166.90.128.97 0:0:0:0:0:ffff:a65a:8061
166.90.128.98 0:0:0:0:0:ffff:a65a:8062
166.90.128.99 0:0:0:0:0:ffff:a65a:8063
166.90.128.100 0:0:0:0:0:ffff:a65a:8064
166.90.128.101 0:0:0:0:0:ffff:a65a:8065
166.90.128.102 0:0:0:0:0:ffff:a65a:8066
166.90.128.103 0:0:0:0:0:ffff:a65a:8067
166.90.128.104 0:0:0:0:0:ffff:a65a:8068
166.90.128.105 0:0:0:0:0:ffff:a65a:8069
166.90.128.106 0:0:0:0:0:ffff:a65a:806a
166.90.128.107 0:0:0:0:0:ffff:a65a:806b
166.90.128.108 0:0:0:0:0:ffff:a65a:806c
166.90.128.109 0:0:0:0:0:ffff:a65a:806d
166.90.128.110 0:0:0:0:0:ffff:a65a:806e
166.90.128.111 0:0:0:0:0:ffff:a65a:806f
166.90.128.112 0:0:0:0:0:ffff:a65a:8070
166.90.128.113 0:0:0:0:0:ffff:a65a:8071
166.90.128.114 0:0:0:0:0:ffff:a65a:8072
166.90.128.115 0:0:0:0:0:ffff:a65a:8073
166.90.128.116 0:0:0:0:0:ffff:a65a:8074
166.90.128.117 0:0:0:0:0:ffff:a65a:8075
166.90.128.118 0:0:0:0:0:ffff:a65a:8076
166.90.128.119 0:0:0:0:0:ffff:a65a:8077
166.90.128.120 0:0:0:0:0:ffff:a65a:8078


166.90.128.121 0:0:0:0:0:ffff:a65a:8079
166.90.128.122 0:0:0:0:0:ffff:a65a:807a
166.90.128.123 0:0:0:0:0:ffff:a65a:807b
166.90.128.124 0:0:0:0:0:ffff:a65a:807c
166.90.128.125 0:0:0:0:0:ffff:a65a:807d
166.90.128.126 0:0:0:0:0:ffff:a65a:807e
166.90.128.127 0:0:0:0:0:ffff:a65a:807f
166.90.128.128 0:0:0:0:0:ffff:a65a:8080
166.90.128.129 0:0:0:0:0:ffff:a65a:8081
166.90.128.130 0:0:0:0:0:ffff:a65a:8082
166.90.128.131 0:0:0:0:0:ffff:a65a:8083
166.90.128.132 0:0:0:0:0:ffff:a65a:8084
166.90.128.133 0:0:0:0:0:ffff:a65a:8085
166.90.128.134 0:0:0:0:0:ffff:a65a:8086
166.90.128.135 0:0:0:0:0:ffff:a65a:8087
166.90.128.136 0:0:0:0:0:ffff:a65a:8088
166.90.128.137 0:0:0:0:0:ffff:a65a:8089
166.90.128.138 0:0:0:0:0:ffff:a65a:808a
166.90.128.139 0:0:0:0:0:ffff:a65a:808b
166.90.128.140 0:0:0:0:0:ffff:a65a:808c
166.90.128.141 0:0:0:0:0:ffff:a65a:808d
166.90.128.142 0:0:0:0:0:ffff:a65a:808e
166.90.128.143 0:0:0:0:0:ffff:a65a:808f
166.90.128.144 0:0:0:0:0:ffff:a65a:8090
166.90.128.145 0:0:0:0:0:ffff:a65a:8091
166.90.128.146 0:0:0:0:0:ffff:a65a:8092
166.90.128.147 0:0:0:0:0:ffff:a65a:8093
166.90.128.148 0:0:0:0:0:ffff:a65a:8094
166.90.128.149 0:0:0:0:0:ffff:a65a:8095
166.90.128.150 0:0:0:0:0:ffff:a65a:8096
166.90.128.151 0:0:0:0:0:ffff:a65a:8097
166.90.128.152 0:0:0:0:0:ffff:a65a:8098
166.90.128.153 0:0:0:0:0:ffff:a65a:8099
166.90.128.154 0:0:0:0:0:ffff:a65a:809a
166.90.128.155 0:0:0:0:0:ffff:a65a:809b
166.90.128.156 0:0:0:0:0:ffff:a65a:809c
166.90.128.157 0:0:0:0:0:ffff:a65a:809d
166.90.128.158 0:0:0:0:0:ffff:a65a:809e
166.90.128.159 0:0:0:0:0:ffff:a65a:809f
166.90.128.160 0:0:0:0:0:ffff:a65a:80a0
166.90.128.161 0:0:0:0:0:ffff:a65a:80a1
166.90.128.162 0:0:0:0:0:ffff:a65a:80a2
166.90.128.163 0:0:0:0:0:ffff:a65a:80a3
166.90.128.164 0:0:0:0:0:ffff:a65a:80a4
166.90.128.165 0:0:0:0:0:ffff:a65a:80a5
166.90.128.166 0:0:0:0:0:ffff:a65a:80a6
166.90.128.167 0:0:0:0:0:ffff:a65a:80a7
166.90.128.168 0:0:0:0:0:ffff:a65a:80a8
166.90.128.169 0:0:0:0:0:ffff:a65a:80a9
166.90.128.170 0:0:0:0:0:ffff:a65a:80aa
166.90.128.171 0:0:0:0:0:ffff:a65a:80ab
166.90.128.172 0:0:0:0:0:ffff:a65a:80ac
166.90.128.173 0:0:0:0:0:ffff:a65a:80ad
166.90.128.174 0:0:0:0:0:ffff:a65a:80ae
166.90.128.175 0:0:0:0:0:ffff:a65a:80af
166.90.128.176 0:0:0:0:0:ffff:a65a:80b0
166.90.128.177 0:0:0:0:0:ffff:a65a:80b1
166.90.128.178 0:0:0:0:0:ffff:a65a:80b2
166.90.128.179 0:0:0:0:0:ffff:a65a:80b3
166.90.128.180 0:0:0:0:0:ffff:a65a:80b4


166.90.128.181 0:0:0:0:0:ffff:a65a:80b5
166.90.128.182 0:0:0:0:0:ffff:a65a:80b6
166.90.128.183 0:0:0:0:0:ffff:a65a:80b7
166.90.128.184 0:0:0:0:0:ffff:a65a:80b8
166.90.128.185 0:0:0:0:0:ffff:a65a:80b9
166.90.128.186 0:0:0:0:0:ffff:a65a:80ba
166.90.128.187 0:0:0:0:0:ffff:a65a:80bb
166.90.128.188 0:0:0:0:0:ffff:a65a:80bc
166.90.128.189 0:0:0:0:0:ffff:a65a:80bd
166.90.128.190 0:0:0:0:0:ffff:a65a:80be
166.90.128.191 0:0:0:0:0:ffff:a65a:80bf
166.90.128.192 0:0:0:0:0:ffff:a65a:80c0
166.90.128.193 0:0:0:0:0:ffff:a65a:80c1
166.90.128.194 0:0:0:0:0:ffff:a65a:80c2
166.90.128.195 0:0:0:0:0:ffff:a65a:80c3
166.90.128.196 0:0:0:0:0:ffff:a65a:80c4
166.90.128.197 0:0:0:0:0:ffff:a65a:80c5
166.90.128.198 0:0:0:0:0:ffff:a65a:80c6
166.90.128.199 0:0:0:0:0:ffff:a65a:80c7
166.90.128.200 0:0:0:0:0:ffff:a65a:80c8
166.90.128.201 0:0:0:0:0:ffff:a65a:80c9
166.90.128.202 0:0:0:0:0:ffff:a65a:80ca
166.90.128.203 0:0:0:0:0:ffff:a65a:80cb
166.90.128.204 0:0:0:0:0:ffff:a65a:80cc
166.90.128.205 0:0:0:0:0:ffff:a65a:80cd
166.90.128.206 0:0:0:0:0:ffff:a65a:80ce
166.90.128.207 0:0:0:0:0:ffff:a65a:80cf
166.90.128.208 0:0:0:0:0:ffff:a65a:80d0
166.90.128.209 0:0:0:0:0:ffff:a65a:80d1
166.90.128.210 0:0:0:0:0:ffff:a65a:80d2
166.90.128.211 0:0:0:0:0:ffff:a65a:80d3
166.90.128.212 0:0:0:0:0:ffff:a65a:80d4
166.90.128.213 0:0:0:0:0:ffff:a65a:80d5
166.90.128.214 0:0:0:0:0:ffff:a65a:80d6
166.90.128.215 0:0:0:0:0:ffff:a65a:80d7
166.90.128.216 0:0:0:0:0:ffff:a65a:80d8
166.90.128.217 0:0:0:0:0:ffff:a65a:80d9
166.90.128.218 0:0:0:0:0:ffff:a65a:80da
166.90.128.219 0:0:0:0:0:ffff:a65a:80db
166.90.128.220 0:0:0:0:0:ffff:a65a:80dc
166.90.128.221 0:0:0:0:0:ffff:a65a:80dd
166.90.128.222 0:0:0:0:0:ffff:a65a:80de
166.90.128.223 0:0:0:0:0:ffff:a65a:80df
166.90.128.224 0:0:0:0:0:ffff:a65a:80e0
166.90.128.225 0:0:0:0:0:ffff:a65a:80e1
166.90.128.226 0:0:0:0:0:ffff:a65a:80e2
166.90.128.227 0:0:0:0:0:ffff:a65a:80e3
166.90.128.228 0:0:0:0:0:ffff:a65a:80e4
166.90.128.229 0:0:0:0:0:ffff:a65a:80e5
166.90.128.230 0:0:0:0:0:ffff:a65a:80e6
166.90.128.231 0:0:0:0:0:ffff:a65a:80e7
166.90.128.232 0:0:0:0:0:ffff:a65a:80e8
166.90.128.233 0:0:0:0:0:ffff:a65a:80e9
166.90.128.234 0:0:0:0:0:ffff:a65a:80ea
166.90.128.235 0:0:0:0:0:ffff:a65a:80eb
166.90.128.236 0:0:0:0:0:ffff:a65a:80ec
166.90.128.237 0:0:0:0:0:ffff:a65a:80ed
166.90.128.238 0:0:0:0:0:ffff:a65a:80ee
166.90.128.239 0:0:0:0:0:ffff:a65a:80ef
166.90.128.240 0:0:0:0:0:ffff:a65a:80f0
166.90.128.241 0:0:0:0:0:ffff:a65a:80f1
166.90.128.242 0:0:0:0:0:ffff:a65a:80f2
166.90.128.243 0:0:0:0:0:ffff:a65a:80f3
166.90.128.244 0:0:0:0:0:ffff:a65a:80f4
166.90.128.245 0:0:0:0:0:ffff:a65a:80f5
166.90.128.246 0:0:0:0:0:ffff:a65a:80f6
166.90.128.247 0:0:0:0:0:ffff:a65a:80f7
166.90.128.248 0:0:0:0:0:ffff:a65a:80f8
166.90.128.249 0:0:0:0:0:ffff:a65a:80f9
166.90.128.250 0:0:0:0:0:ffff:a65a:80fa
166.90.128.251 0:0:0:0:0:ffff:a65a:80fb
166.90.128.252 0:0:0:0:0:ffff:a65a:80fc
166.90.128.253 0:0:0:0:0:ffff:a65a:80fd
166.90.128.254 0:0:0:0:0:ffff:a65a:80fe
166.90.128.255 0:0:0:0:0:ffff:a65a:80ff


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.