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
166.90.172.1 0:0:0:0:0:ffff:a65a:ac01
166.90.172.2 0:0:0:0:0:ffff:a65a:ac02
166.90.172.3 0:0:0:0:0:ffff:a65a:ac03
166.90.172.4 0:0:0:0:0:ffff:a65a:ac04
166.90.172.5 0:0:0:0:0:ffff:a65a:ac05
166.90.172.6 0:0:0:0:0:ffff:a65a:ac06
166.90.172.7 0:0:0:0:0:ffff:a65a:ac07
166.90.172.8 0:0:0:0:0:ffff:a65a:ac08
166.90.172.9 0:0:0:0:0:ffff:a65a:ac09
166.90.172.10 0:0:0:0:0:ffff:a65a:ac0a
166.90.172.11 0:0:0:0:0:ffff:a65a:ac0b
166.90.172.12 0:0:0:0:0:ffff:a65a:ac0c
166.90.172.13 0:0:0:0:0:ffff:a65a:ac0d
166.90.172.14 0:0:0:0:0:ffff:a65a:ac0e
166.90.172.15 0:0:0:0:0:ffff:a65a:ac0f
166.90.172.16 0:0:0:0:0:ffff:a65a:ac10
166.90.172.17 0:0:0:0:0:ffff:a65a:ac11
166.90.172.18 0:0:0:0:0:ffff:a65a:ac12
166.90.172.19 0:0:0:0:0:ffff:a65a:ac13
166.90.172.20 0:0:0:0:0:ffff:a65a:ac14
166.90.172.21 0:0:0:0:0:ffff:a65a:ac15
166.90.172.22 0:0:0:0:0:ffff:a65a:ac16
166.90.172.23 0:0:0:0:0:ffff:a65a:ac17
166.90.172.24 0:0:0:0:0:ffff:a65a:ac18
166.90.172.25 0:0:0:0:0:ffff:a65a:ac19
166.90.172.26 0:0:0:0:0:ffff:a65a:ac1a
166.90.172.27 0:0:0:0:0:ffff:a65a:ac1b
166.90.172.28 0:0:0:0:0:ffff:a65a:ac1c
166.90.172.29 0:0:0:0:0:ffff:a65a:ac1d
166.90.172.30 0:0:0:0:0:ffff:a65a:ac1e
166.90.172.31 0:0:0:0:0:ffff:a65a:ac1f
166.90.172.32 0:0:0:0:0:ffff:a65a:ac20
166.90.172.33 0:0:0:0:0:ffff:a65a:ac21
166.90.172.34 0:0:0:0:0:ffff:a65a:ac22
166.90.172.35 0:0:0:0:0:ffff:a65a:ac23
166.90.172.36 0:0:0:0:0:ffff:a65a:ac24
166.90.172.37 0:0:0:0:0:ffff:a65a:ac25
166.90.172.38 0:0:0:0:0:ffff:a65a:ac26
166.90.172.39 0:0:0:0:0:ffff:a65a:ac27
166.90.172.40 0:0:0:0:0:ffff:a65a:ac28
166.90.172.41 0:0:0:0:0:ffff:a65a:ac29
166.90.172.42 0:0:0:0:0:ffff:a65a:ac2a
166.90.172.43 0:0:0:0:0:ffff:a65a:ac2b
166.90.172.44 0:0:0:0:0:ffff:a65a:ac2c
166.90.172.45 0:0:0:0:0:ffff:a65a:ac2d
166.90.172.46 0:0:0:0:0:ffff:a65a:ac2e
166.90.172.47 0:0:0:0:0:ffff:a65a:ac2f
166.90.172.48 0:0:0:0:0:ffff:a65a:ac30
166.90.172.49 0:0:0:0:0:ffff:a65a:ac31
166.90.172.50 0:0:0:0:0:ffff:a65a:ac32
166.90.172.51 0:0:0:0:0:ffff:a65a:ac33
166.90.172.52 0:0:0:0:0:ffff:a65a:ac34
166.90.172.53 0:0:0:0:0:ffff:a65a:ac35
166.90.172.54 0:0:0:0:0:ffff:a65a:ac36
166.90.172.55 0:0:0:0:0:ffff:a65a:ac37
166.90.172.56 0:0:0:0:0:ffff:a65a:ac38
166.90.172.57 0:0:0:0:0:ffff:a65a:ac39
166.90.172.58 0:0:0:0:0:ffff:a65a:ac3a
166.90.172.59 0:0:0:0:0:ffff:a65a:ac3b
166.90.172.60 0:0:0:0:0:ffff:a65a:ac3c


166.90.172.61 0:0:0:0:0:ffff:a65a:ac3d
166.90.172.62 0:0:0:0:0:ffff:a65a:ac3e
166.90.172.63 0:0:0:0:0:ffff:a65a:ac3f
166.90.172.64 0:0:0:0:0:ffff:a65a:ac40
166.90.172.65 0:0:0:0:0:ffff:a65a:ac41
166.90.172.66 0:0:0:0:0:ffff:a65a:ac42
166.90.172.67 0:0:0:0:0:ffff:a65a:ac43
166.90.172.68 0:0:0:0:0:ffff:a65a:ac44
166.90.172.69 0:0:0:0:0:ffff:a65a:ac45
166.90.172.70 0:0:0:0:0:ffff:a65a:ac46
166.90.172.71 0:0:0:0:0:ffff:a65a:ac47
166.90.172.72 0:0:0:0:0:ffff:a65a:ac48
166.90.172.73 0:0:0:0:0:ffff:a65a:ac49
166.90.172.74 0:0:0:0:0:ffff:a65a:ac4a
166.90.172.75 0:0:0:0:0:ffff:a65a:ac4b
166.90.172.76 0:0:0:0:0:ffff:a65a:ac4c
166.90.172.77 0:0:0:0:0:ffff:a65a:ac4d
166.90.172.78 0:0:0:0:0:ffff:a65a:ac4e
166.90.172.79 0:0:0:0:0:ffff:a65a:ac4f
166.90.172.80 0:0:0:0:0:ffff:a65a:ac50
166.90.172.81 0:0:0:0:0:ffff:a65a:ac51
166.90.172.82 0:0:0:0:0:ffff:a65a:ac52
166.90.172.83 0:0:0:0:0:ffff:a65a:ac53
166.90.172.84 0:0:0:0:0:ffff:a65a:ac54
166.90.172.85 0:0:0:0:0:ffff:a65a:ac55
166.90.172.86 0:0:0:0:0:ffff:a65a:ac56
166.90.172.87 0:0:0:0:0:ffff:a65a:ac57
166.90.172.88 0:0:0:0:0:ffff:a65a:ac58
166.90.172.89 0:0:0:0:0:ffff:a65a:ac59
166.90.172.90 0:0:0:0:0:ffff:a65a:ac5a
166.90.172.91 0:0:0:0:0:ffff:a65a:ac5b
166.90.172.92 0:0:0:0:0:ffff:a65a:ac5c
166.90.172.93 0:0:0:0:0:ffff:a65a:ac5d
166.90.172.94 0:0:0:0:0:ffff:a65a:ac5e
166.90.172.95 0:0:0:0:0:ffff:a65a:ac5f
166.90.172.96 0:0:0:0:0:ffff:a65a:ac60
166.90.172.97 0:0:0:0:0:ffff:a65a:ac61
166.90.172.98 0:0:0:0:0:ffff:a65a:ac62
166.90.172.99 0:0:0:0:0:ffff:a65a:ac63
166.90.172.100 0:0:0:0:0:ffff:a65a:ac64
166.90.172.101 0:0:0:0:0:ffff:a65a:ac65
166.90.172.102 0:0:0:0:0:ffff:a65a:ac66
166.90.172.103 0:0:0:0:0:ffff:a65a:ac67
166.90.172.104 0:0:0:0:0:ffff:a65a:ac68
166.90.172.105 0:0:0:0:0:ffff:a65a:ac69
166.90.172.106 0:0:0:0:0:ffff:a65a:ac6a
166.90.172.107 0:0:0:0:0:ffff:a65a:ac6b
166.90.172.108 0:0:0:0:0:ffff:a65a:ac6c
166.90.172.109 0:0:0:0:0:ffff:a65a:ac6d
166.90.172.110 0:0:0:0:0:ffff:a65a:ac6e
166.90.172.111 0:0:0:0:0:ffff:a65a:ac6f
166.90.172.112 0:0:0:0:0:ffff:a65a:ac70
166.90.172.113 0:0:0:0:0:ffff:a65a:ac71
166.90.172.114 0:0:0:0:0:ffff:a65a:ac72
166.90.172.115 0:0:0:0:0:ffff:a65a:ac73
166.90.172.116 0:0:0:0:0:ffff:a65a:ac74
166.90.172.117 0:0:0:0:0:ffff:a65a:ac75
166.90.172.118 0:0:0:0:0:ffff:a65a:ac76
166.90.172.119 0:0:0:0:0:ffff:a65a:ac77
166.90.172.120 0:0:0:0:0:ffff:a65a:ac78


166.90.172.121 0:0:0:0:0:ffff:a65a:ac79
166.90.172.122 0:0:0:0:0:ffff:a65a:ac7a
166.90.172.123 0:0:0:0:0:ffff:a65a:ac7b
166.90.172.124 0:0:0:0:0:ffff:a65a:ac7c
166.90.172.125 0:0:0:0:0:ffff:a65a:ac7d
166.90.172.126 0:0:0:0:0:ffff:a65a:ac7e
166.90.172.127 0:0:0:0:0:ffff:a65a:ac7f
166.90.172.128 0:0:0:0:0:ffff:a65a:ac80
166.90.172.129 0:0:0:0:0:ffff:a65a:ac81
166.90.172.130 0:0:0:0:0:ffff:a65a:ac82
166.90.172.131 0:0:0:0:0:ffff:a65a:ac83
166.90.172.132 0:0:0:0:0:ffff:a65a:ac84
166.90.172.133 0:0:0:0:0:ffff:a65a:ac85
166.90.172.134 0:0:0:0:0:ffff:a65a:ac86
166.90.172.135 0:0:0:0:0:ffff:a65a:ac87
166.90.172.136 0:0:0:0:0:ffff:a65a:ac88
166.90.172.137 0:0:0:0:0:ffff:a65a:ac89
166.90.172.138 0:0:0:0:0:ffff:a65a:ac8a
166.90.172.139 0:0:0:0:0:ffff:a65a:ac8b
166.90.172.140 0:0:0:0:0:ffff:a65a:ac8c
166.90.172.141 0:0:0:0:0:ffff:a65a:ac8d
166.90.172.142 0:0:0:0:0:ffff:a65a:ac8e
166.90.172.143 0:0:0:0:0:ffff:a65a:ac8f
166.90.172.144 0:0:0:0:0:ffff:a65a:ac90
166.90.172.145 0:0:0:0:0:ffff:a65a:ac91
166.90.172.146 0:0:0:0:0:ffff:a65a:ac92
166.90.172.147 0:0:0:0:0:ffff:a65a:ac93
166.90.172.148 0:0:0:0:0:ffff:a65a:ac94
166.90.172.149 0:0:0:0:0:ffff:a65a:ac95
166.90.172.150 0:0:0:0:0:ffff:a65a:ac96
166.90.172.151 0:0:0:0:0:ffff:a65a:ac97
166.90.172.152 0:0:0:0:0:ffff:a65a:ac98
166.90.172.153 0:0:0:0:0:ffff:a65a:ac99
166.90.172.154 0:0:0:0:0:ffff:a65a:ac9a
166.90.172.155 0:0:0:0:0:ffff:a65a:ac9b
166.90.172.156 0:0:0:0:0:ffff:a65a:ac9c
166.90.172.157 0:0:0:0:0:ffff:a65a:ac9d
166.90.172.158 0:0:0:0:0:ffff:a65a:ac9e
166.90.172.159 0:0:0:0:0:ffff:a65a:ac9f
166.90.172.160 0:0:0:0:0:ffff:a65a:aca0
166.90.172.161 0:0:0:0:0:ffff:a65a:aca1
166.90.172.162 0:0:0:0:0:ffff:a65a:aca2
166.90.172.163 0:0:0:0:0:ffff:a65a:aca3
166.90.172.164 0:0:0:0:0:ffff:a65a:aca4
166.90.172.165 0:0:0:0:0:ffff:a65a:aca5
166.90.172.166 0:0:0:0:0:ffff:a65a:aca6
166.90.172.167 0:0:0:0:0:ffff:a65a:aca7
166.90.172.168 0:0:0:0:0:ffff:a65a:aca8
166.90.172.169 0:0:0:0:0:ffff:a65a:aca9
166.90.172.170 0:0:0:0:0:ffff:a65a:acaa
166.90.172.171 0:0:0:0:0:ffff:a65a:acab
166.90.172.172 0:0:0:0:0:ffff:a65a:acac
166.90.172.173 0:0:0:0:0:ffff:a65a:acad
166.90.172.174 0:0:0:0:0:ffff:a65a:acae
166.90.172.175 0:0:0:0:0:ffff:a65a:acaf
166.90.172.176 0:0:0:0:0:ffff:a65a:acb0
166.90.172.177 0:0:0:0:0:ffff:a65a:acb1
166.90.172.178 0:0:0:0:0:ffff:a65a:acb2
166.90.172.179 0:0:0:0:0:ffff:a65a:acb3
166.90.172.180 0:0:0:0:0:ffff:a65a:acb4


166.90.172.181 0:0:0:0:0:ffff:a65a:acb5
166.90.172.182 0:0:0:0:0:ffff:a65a:acb6
166.90.172.183 0:0:0:0:0:ffff:a65a:acb7
166.90.172.184 0:0:0:0:0:ffff:a65a:acb8
166.90.172.185 0:0:0:0:0:ffff:a65a:acb9
166.90.172.186 0:0:0:0:0:ffff:a65a:acba
166.90.172.187 0:0:0:0:0:ffff:a65a:acbb
166.90.172.188 0:0:0:0:0:ffff:a65a:acbc
166.90.172.189 0:0:0:0:0:ffff:a65a:acbd
166.90.172.190 0:0:0:0:0:ffff:a65a:acbe
166.90.172.191 0:0:0:0:0:ffff:a65a:acbf
166.90.172.192 0:0:0:0:0:ffff:a65a:acc0
166.90.172.193 0:0:0:0:0:ffff:a65a:acc1
166.90.172.194 0:0:0:0:0:ffff:a65a:acc2
166.90.172.195 0:0:0:0:0:ffff:a65a:acc3
166.90.172.196 0:0:0:0:0:ffff:a65a:acc4
166.90.172.197 0:0:0:0:0:ffff:a65a:acc5
166.90.172.198 0:0:0:0:0:ffff:a65a:acc6
166.90.172.199 0:0:0:0:0:ffff:a65a:acc7
166.90.172.200 0:0:0:0:0:ffff:a65a:acc8
166.90.172.201 0:0:0:0:0:ffff:a65a:acc9
166.90.172.202 0:0:0:0:0:ffff:a65a:acca
166.90.172.203 0:0:0:0:0:ffff:a65a:accb
166.90.172.204 0:0:0:0:0:ffff:a65a:accc
166.90.172.205 0:0:0:0:0:ffff:a65a:accd
166.90.172.206 0:0:0:0:0:ffff:a65a:acce
166.90.172.207 0:0:0:0:0:ffff:a65a:accf
166.90.172.208 0:0:0:0:0:ffff:a65a:acd0
166.90.172.209 0:0:0:0:0:ffff:a65a:acd1
166.90.172.210 0:0:0:0:0:ffff:a65a:acd2
166.90.172.211 0:0:0:0:0:ffff:a65a:acd3
166.90.172.212 0:0:0:0:0:ffff:a65a:acd4
166.90.172.213 0:0:0:0:0:ffff:a65a:acd5
166.90.172.214 0:0:0:0:0:ffff:a65a:acd6
166.90.172.215 0:0:0:0:0:ffff:a65a:acd7
166.90.172.216 0:0:0:0:0:ffff:a65a:acd8
166.90.172.217 0:0:0:0:0:ffff:a65a:acd9
166.90.172.218 0:0:0:0:0:ffff:a65a:acda
166.90.172.219 0:0:0:0:0:ffff:a65a:acdb
166.90.172.220 0:0:0:0:0:ffff:a65a:acdc
166.90.172.221 0:0:0:0:0:ffff:a65a:acdd
166.90.172.222 0:0:0:0:0:ffff:a65a:acde
166.90.172.223 0:0:0:0:0:ffff:a65a:acdf
166.90.172.224 0:0:0:0:0:ffff:a65a:ace0
166.90.172.225 0:0:0:0:0:ffff:a65a:ace1
166.90.172.226 0:0:0:0:0:ffff:a65a:ace2
166.90.172.227 0:0:0:0:0:ffff:a65a:ace3
166.90.172.228 0:0:0:0:0:ffff:a65a:ace4
166.90.172.229 0:0:0:0:0:ffff:a65a:ace5
166.90.172.230 0:0:0:0:0:ffff:a65a:ace6
166.90.172.231 0:0:0:0:0:ffff:a65a:ace7
166.90.172.232 0:0:0:0:0:ffff:a65a:ace8
166.90.172.233 0:0:0:0:0:ffff:a65a:ace9
166.90.172.234 0:0:0:0:0:ffff:a65a:acea
166.90.172.235 0:0:0:0:0:ffff:a65a:aceb
166.90.172.236 0:0:0:0:0:ffff:a65a:acec
166.90.172.237 0:0:0:0:0:ffff:a65a:aced
166.90.172.238 0:0:0:0:0:ffff:a65a:acee
166.90.172.239 0:0:0:0:0:ffff:a65a:acef
166.90.172.240 0:0:0:0:0:ffff:a65a:acf0
166.90.172.241 0:0:0:0:0:ffff:a65a:acf1
166.90.172.242 0:0:0:0:0:ffff:a65a:acf2
166.90.172.243 0:0:0:0:0:ffff:a65a:acf3
166.90.172.244 0:0:0:0:0:ffff:a65a:acf4
166.90.172.245 0:0:0:0:0:ffff:a65a:acf5
166.90.172.246 0:0:0:0:0:ffff:a65a:acf6
166.90.172.247 0:0:0:0:0:ffff:a65a:acf7
166.90.172.248 0:0:0:0:0:ffff:a65a:acf8
166.90.172.249 0:0:0:0:0:ffff:a65a:acf9
166.90.172.250 0:0:0:0:0:ffff:a65a:acfa
166.90.172.251 0:0:0:0:0:ffff:a65a:acfb
166.90.172.252 0:0:0:0:0:ffff:a65a:acfc
166.90.172.253 0:0:0:0:0:ffff:a65a:acfd
166.90.172.254 0:0:0:0:0:ffff:a65a:acfe
166.90.172.255 0:0:0:0:0:ffff:a65a:acff


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.