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
166.90.253.1 0:0:0:0:0:ffff:a65a:fd01
166.90.253.2 0:0:0:0:0:ffff:a65a:fd02
166.90.253.3 0:0:0:0:0:ffff:a65a:fd03
166.90.253.4 0:0:0:0:0:ffff:a65a:fd04
166.90.253.5 0:0:0:0:0:ffff:a65a:fd05
166.90.253.6 0:0:0:0:0:ffff:a65a:fd06
166.90.253.7 0:0:0:0:0:ffff:a65a:fd07
166.90.253.8 0:0:0:0:0:ffff:a65a:fd08
166.90.253.9 0:0:0:0:0:ffff:a65a:fd09
166.90.253.10 0:0:0:0:0:ffff:a65a:fd0a
166.90.253.11 0:0:0:0:0:ffff:a65a:fd0b
166.90.253.12 0:0:0:0:0:ffff:a65a:fd0c
166.90.253.13 0:0:0:0:0:ffff:a65a:fd0d
166.90.253.14 0:0:0:0:0:ffff:a65a:fd0e
166.90.253.15 0:0:0:0:0:ffff:a65a:fd0f
166.90.253.16 0:0:0:0:0:ffff:a65a:fd10
166.90.253.17 0:0:0:0:0:ffff:a65a:fd11
166.90.253.18 0:0:0:0:0:ffff:a65a:fd12
166.90.253.19 0:0:0:0:0:ffff:a65a:fd13
166.90.253.20 0:0:0:0:0:ffff:a65a:fd14
166.90.253.21 0:0:0:0:0:ffff:a65a:fd15
166.90.253.22 0:0:0:0:0:ffff:a65a:fd16
166.90.253.23 0:0:0:0:0:ffff:a65a:fd17
166.90.253.24 0:0:0:0:0:ffff:a65a:fd18
166.90.253.25 0:0:0:0:0:ffff:a65a:fd19
166.90.253.26 0:0:0:0:0:ffff:a65a:fd1a
166.90.253.27 0:0:0:0:0:ffff:a65a:fd1b
166.90.253.28 0:0:0:0:0:ffff:a65a:fd1c
166.90.253.29 0:0:0:0:0:ffff:a65a:fd1d
166.90.253.30 0:0:0:0:0:ffff:a65a:fd1e
166.90.253.31 0:0:0:0:0:ffff:a65a:fd1f
166.90.253.32 0:0:0:0:0:ffff:a65a:fd20
166.90.253.33 0:0:0:0:0:ffff:a65a:fd21
166.90.253.34 0:0:0:0:0:ffff:a65a:fd22
166.90.253.35 0:0:0:0:0:ffff:a65a:fd23
166.90.253.36 0:0:0:0:0:ffff:a65a:fd24
166.90.253.37 0:0:0:0:0:ffff:a65a:fd25
166.90.253.38 0:0:0:0:0:ffff:a65a:fd26
166.90.253.39 0:0:0:0:0:ffff:a65a:fd27
166.90.253.40 0:0:0:0:0:ffff:a65a:fd28
166.90.253.41 0:0:0:0:0:ffff:a65a:fd29
166.90.253.42 0:0:0:0:0:ffff:a65a:fd2a
166.90.253.43 0:0:0:0:0:ffff:a65a:fd2b
166.90.253.44 0:0:0:0:0:ffff:a65a:fd2c
166.90.253.45 0:0:0:0:0:ffff:a65a:fd2d
166.90.253.46 0:0:0:0:0:ffff:a65a:fd2e
166.90.253.47 0:0:0:0:0:ffff:a65a:fd2f
166.90.253.48 0:0:0:0:0:ffff:a65a:fd30
166.90.253.49 0:0:0:0:0:ffff:a65a:fd31
166.90.253.50 0:0:0:0:0:ffff:a65a:fd32
166.90.253.51 0:0:0:0:0:ffff:a65a:fd33
166.90.253.52 0:0:0:0:0:ffff:a65a:fd34
166.90.253.53 0:0:0:0:0:ffff:a65a:fd35
166.90.253.54 0:0:0:0:0:ffff:a65a:fd36
166.90.253.55 0:0:0:0:0:ffff:a65a:fd37
166.90.253.56 0:0:0:0:0:ffff:a65a:fd38
166.90.253.57 0:0:0:0:0:ffff:a65a:fd39
166.90.253.58 0:0:0:0:0:ffff:a65a:fd3a
166.90.253.59 0:0:0:0:0:ffff:a65a:fd3b
166.90.253.60 0:0:0:0:0:ffff:a65a:fd3c


166.90.253.61 0:0:0:0:0:ffff:a65a:fd3d
166.90.253.62 0:0:0:0:0:ffff:a65a:fd3e
166.90.253.63 0:0:0:0:0:ffff:a65a:fd3f
166.90.253.64 0:0:0:0:0:ffff:a65a:fd40
166.90.253.65 0:0:0:0:0:ffff:a65a:fd41
166.90.253.66 0:0:0:0:0:ffff:a65a:fd42
166.90.253.67 0:0:0:0:0:ffff:a65a:fd43
166.90.253.68 0:0:0:0:0:ffff:a65a:fd44
166.90.253.69 0:0:0:0:0:ffff:a65a:fd45
166.90.253.70 0:0:0:0:0:ffff:a65a:fd46
166.90.253.71 0:0:0:0:0:ffff:a65a:fd47
166.90.253.72 0:0:0:0:0:ffff:a65a:fd48
166.90.253.73 0:0:0:0:0:ffff:a65a:fd49
166.90.253.74 0:0:0:0:0:ffff:a65a:fd4a
166.90.253.75 0:0:0:0:0:ffff:a65a:fd4b
166.90.253.76 0:0:0:0:0:ffff:a65a:fd4c
166.90.253.77 0:0:0:0:0:ffff:a65a:fd4d
166.90.253.78 0:0:0:0:0:ffff:a65a:fd4e
166.90.253.79 0:0:0:0:0:ffff:a65a:fd4f
166.90.253.80 0:0:0:0:0:ffff:a65a:fd50
166.90.253.81 0:0:0:0:0:ffff:a65a:fd51
166.90.253.82 0:0:0:0:0:ffff:a65a:fd52
166.90.253.83 0:0:0:0:0:ffff:a65a:fd53
166.90.253.84 0:0:0:0:0:ffff:a65a:fd54
166.90.253.85 0:0:0:0:0:ffff:a65a:fd55
166.90.253.86 0:0:0:0:0:ffff:a65a:fd56
166.90.253.87 0:0:0:0:0:ffff:a65a:fd57
166.90.253.88 0:0:0:0:0:ffff:a65a:fd58
166.90.253.89 0:0:0:0:0:ffff:a65a:fd59
166.90.253.90 0:0:0:0:0:ffff:a65a:fd5a
166.90.253.91 0:0:0:0:0:ffff:a65a:fd5b
166.90.253.92 0:0:0:0:0:ffff:a65a:fd5c
166.90.253.93 0:0:0:0:0:ffff:a65a:fd5d
166.90.253.94 0:0:0:0:0:ffff:a65a:fd5e
166.90.253.95 0:0:0:0:0:ffff:a65a:fd5f
166.90.253.96 0:0:0:0:0:ffff:a65a:fd60
166.90.253.97 0:0:0:0:0:ffff:a65a:fd61
166.90.253.98 0:0:0:0:0:ffff:a65a:fd62
166.90.253.99 0:0:0:0:0:ffff:a65a:fd63
166.90.253.100 0:0:0:0:0:ffff:a65a:fd64
166.90.253.101 0:0:0:0:0:ffff:a65a:fd65
166.90.253.102 0:0:0:0:0:ffff:a65a:fd66
166.90.253.103 0:0:0:0:0:ffff:a65a:fd67
166.90.253.104 0:0:0:0:0:ffff:a65a:fd68
166.90.253.105 0:0:0:0:0:ffff:a65a:fd69
166.90.253.106 0:0:0:0:0:ffff:a65a:fd6a
166.90.253.107 0:0:0:0:0:ffff:a65a:fd6b
166.90.253.108 0:0:0:0:0:ffff:a65a:fd6c
166.90.253.109 0:0:0:0:0:ffff:a65a:fd6d
166.90.253.110 0:0:0:0:0:ffff:a65a:fd6e
166.90.253.111 0:0:0:0:0:ffff:a65a:fd6f
166.90.253.112 0:0:0:0:0:ffff:a65a:fd70
166.90.253.113 0:0:0:0:0:ffff:a65a:fd71
166.90.253.114 0:0:0:0:0:ffff:a65a:fd72
166.90.253.115 0:0:0:0:0:ffff:a65a:fd73
166.90.253.116 0:0:0:0:0:ffff:a65a:fd74
166.90.253.117 0:0:0:0:0:ffff:a65a:fd75
166.90.253.118 0:0:0:0:0:ffff:a65a:fd76
166.90.253.119 0:0:0:0:0:ffff:a65a:fd77
166.90.253.120 0:0:0:0:0:ffff:a65a:fd78


166.90.253.121 0:0:0:0:0:ffff:a65a:fd79
166.90.253.122 0:0:0:0:0:ffff:a65a:fd7a
166.90.253.123 0:0:0:0:0:ffff:a65a:fd7b
166.90.253.124 0:0:0:0:0:ffff:a65a:fd7c
166.90.253.125 0:0:0:0:0:ffff:a65a:fd7d
166.90.253.126 0:0:0:0:0:ffff:a65a:fd7e
166.90.253.127 0:0:0:0:0:ffff:a65a:fd7f
166.90.253.128 0:0:0:0:0:ffff:a65a:fd80
166.90.253.129 0:0:0:0:0:ffff:a65a:fd81
166.90.253.130 0:0:0:0:0:ffff:a65a:fd82
166.90.253.131 0:0:0:0:0:ffff:a65a:fd83
166.90.253.132 0:0:0:0:0:ffff:a65a:fd84
166.90.253.133 0:0:0:0:0:ffff:a65a:fd85
166.90.253.134 0:0:0:0:0:ffff:a65a:fd86
166.90.253.135 0:0:0:0:0:ffff:a65a:fd87
166.90.253.136 0:0:0:0:0:ffff:a65a:fd88
166.90.253.137 0:0:0:0:0:ffff:a65a:fd89
166.90.253.138 0:0:0:0:0:ffff:a65a:fd8a
166.90.253.139 0:0:0:0:0:ffff:a65a:fd8b
166.90.253.140 0:0:0:0:0:ffff:a65a:fd8c
166.90.253.141 0:0:0:0:0:ffff:a65a:fd8d
166.90.253.142 0:0:0:0:0:ffff:a65a:fd8e
166.90.253.143 0:0:0:0:0:ffff:a65a:fd8f
166.90.253.144 0:0:0:0:0:ffff:a65a:fd90
166.90.253.145 0:0:0:0:0:ffff:a65a:fd91
166.90.253.146 0:0:0:0:0:ffff:a65a:fd92
166.90.253.147 0:0:0:0:0:ffff:a65a:fd93
166.90.253.148 0:0:0:0:0:ffff:a65a:fd94
166.90.253.149 0:0:0:0:0:ffff:a65a:fd95
166.90.253.150 0:0:0:0:0:ffff:a65a:fd96
166.90.253.151 0:0:0:0:0:ffff:a65a:fd97
166.90.253.152 0:0:0:0:0:ffff:a65a:fd98
166.90.253.153 0:0:0:0:0:ffff:a65a:fd99
166.90.253.154 0:0:0:0:0:ffff:a65a:fd9a
166.90.253.155 0:0:0:0:0:ffff:a65a:fd9b
166.90.253.156 0:0:0:0:0:ffff:a65a:fd9c
166.90.253.157 0:0:0:0:0:ffff:a65a:fd9d
166.90.253.158 0:0:0:0:0:ffff:a65a:fd9e
166.90.253.159 0:0:0:0:0:ffff:a65a:fd9f
166.90.253.160 0:0:0:0:0:ffff:a65a:fda0
166.90.253.161 0:0:0:0:0:ffff:a65a:fda1
166.90.253.162 0:0:0:0:0:ffff:a65a:fda2
166.90.253.163 0:0:0:0:0:ffff:a65a:fda3
166.90.253.164 0:0:0:0:0:ffff:a65a:fda4
166.90.253.165 0:0:0:0:0:ffff:a65a:fda5
166.90.253.166 0:0:0:0:0:ffff:a65a:fda6
166.90.253.167 0:0:0:0:0:ffff:a65a:fda7
166.90.253.168 0:0:0:0:0:ffff:a65a:fda8
166.90.253.169 0:0:0:0:0:ffff:a65a:fda9
166.90.253.170 0:0:0:0:0:ffff:a65a:fdaa
166.90.253.171 0:0:0:0:0:ffff:a65a:fdab
166.90.253.172 0:0:0:0:0:ffff:a65a:fdac
166.90.253.173 0:0:0:0:0:ffff:a65a:fdad
166.90.253.174 0:0:0:0:0:ffff:a65a:fdae
166.90.253.175 0:0:0:0:0:ffff:a65a:fdaf
166.90.253.176 0:0:0:0:0:ffff:a65a:fdb0
166.90.253.177 0:0:0:0:0:ffff:a65a:fdb1
166.90.253.178 0:0:0:0:0:ffff:a65a:fdb2
166.90.253.179 0:0:0:0:0:ffff:a65a:fdb3
166.90.253.180 0:0:0:0:0:ffff:a65a:fdb4


166.90.253.181 0:0:0:0:0:ffff:a65a:fdb5
166.90.253.182 0:0:0:0:0:ffff:a65a:fdb6
166.90.253.183 0:0:0:0:0:ffff:a65a:fdb7
166.90.253.184 0:0:0:0:0:ffff:a65a:fdb8
166.90.253.185 0:0:0:0:0:ffff:a65a:fdb9
166.90.253.186 0:0:0:0:0:ffff:a65a:fdba
166.90.253.187 0:0:0:0:0:ffff:a65a:fdbb
166.90.253.188 0:0:0:0:0:ffff:a65a:fdbc
166.90.253.189 0:0:0:0:0:ffff:a65a:fdbd
166.90.253.190 0:0:0:0:0:ffff:a65a:fdbe
166.90.253.191 0:0:0:0:0:ffff:a65a:fdbf
166.90.253.192 0:0:0:0:0:ffff:a65a:fdc0
166.90.253.193 0:0:0:0:0:ffff:a65a:fdc1
166.90.253.194 0:0:0:0:0:ffff:a65a:fdc2
166.90.253.195 0:0:0:0:0:ffff:a65a:fdc3
166.90.253.196 0:0:0:0:0:ffff:a65a:fdc4
166.90.253.197 0:0:0:0:0:ffff:a65a:fdc5
166.90.253.198 0:0:0:0:0:ffff:a65a:fdc6
166.90.253.199 0:0:0:0:0:ffff:a65a:fdc7
166.90.253.200 0:0:0:0:0:ffff:a65a:fdc8
166.90.253.201 0:0:0:0:0:ffff:a65a:fdc9
166.90.253.202 0:0:0:0:0:ffff:a65a:fdca
166.90.253.203 0:0:0:0:0:ffff:a65a:fdcb
166.90.253.204 0:0:0:0:0:ffff:a65a:fdcc
166.90.253.205 0:0:0:0:0:ffff:a65a:fdcd
166.90.253.206 0:0:0:0:0:ffff:a65a:fdce
166.90.253.207 0:0:0:0:0:ffff:a65a:fdcf
166.90.253.208 0:0:0:0:0:ffff:a65a:fdd0
166.90.253.209 0:0:0:0:0:ffff:a65a:fdd1
166.90.253.210 0:0:0:0:0:ffff:a65a:fdd2
166.90.253.211 0:0:0:0:0:ffff:a65a:fdd3
166.90.253.212 0:0:0:0:0:ffff:a65a:fdd4
166.90.253.213 0:0:0:0:0:ffff:a65a:fdd5
166.90.253.214 0:0:0:0:0:ffff:a65a:fdd6
166.90.253.215 0:0:0:0:0:ffff:a65a:fdd7
166.90.253.216 0:0:0:0:0:ffff:a65a:fdd8
166.90.253.217 0:0:0:0:0:ffff:a65a:fdd9
166.90.253.218 0:0:0:0:0:ffff:a65a:fdda
166.90.253.219 0:0:0:0:0:ffff:a65a:fddb
166.90.253.220 0:0:0:0:0:ffff:a65a:fddc
166.90.253.221 0:0:0:0:0:ffff:a65a:fddd
166.90.253.222 0:0:0:0:0:ffff:a65a:fdde
166.90.253.223 0:0:0:0:0:ffff:a65a:fddf
166.90.253.224 0:0:0:0:0:ffff:a65a:fde0
166.90.253.225 0:0:0:0:0:ffff:a65a:fde1
166.90.253.226 0:0:0:0:0:ffff:a65a:fde2
166.90.253.227 0:0:0:0:0:ffff:a65a:fde3
166.90.253.228 0:0:0:0:0:ffff:a65a:fde4
166.90.253.229 0:0:0:0:0:ffff:a65a:fde5
166.90.253.230 0:0:0:0:0:ffff:a65a:fde6
166.90.253.231 0:0:0:0:0:ffff:a65a:fde7
166.90.253.232 0:0:0:0:0:ffff:a65a:fde8
166.90.253.233 0:0:0:0:0:ffff:a65a:fde9
166.90.253.234 0:0:0:0:0:ffff:a65a:fdea
166.90.253.235 0:0:0:0:0:ffff:a65a:fdeb
166.90.253.236 0:0:0:0:0:ffff:a65a:fdec
166.90.253.237 0:0:0:0:0:ffff:a65a:fded
166.90.253.238 0:0:0:0:0:ffff:a65a:fdee
166.90.253.239 0:0:0:0:0:ffff:a65a:fdef
166.90.253.240 0:0:0:0:0:ffff:a65a:fdf0
166.90.253.241 0:0:0:0:0:ffff:a65a:fdf1
166.90.253.242 0:0:0:0:0:ffff:a65a:fdf2
166.90.253.243 0:0:0:0:0:ffff:a65a:fdf3
166.90.253.244 0:0:0:0:0:ffff:a65a:fdf4
166.90.253.245 0:0:0:0:0:ffff:a65a:fdf5
166.90.253.246 0:0:0:0:0:ffff:a65a:fdf6
166.90.253.247 0:0:0:0:0:ffff:a65a:fdf7
166.90.253.248 0:0:0:0:0:ffff:a65a:fdf8
166.90.253.249 0:0:0:0:0:ffff:a65a:fdf9
166.90.253.250 0:0:0:0:0:ffff:a65a:fdfa
166.90.253.251 0:0:0:0:0:ffff:a65a:fdfb
166.90.253.252 0:0:0:0:0:ffff:a65a:fdfc
166.90.253.253 0:0:0:0:0:ffff:a65a:fdfd
166.90.253.254 0:0:0:0:0:ffff:a65a:fdfe
166.90.253.255 0:0:0:0:0:ffff:a65a:fdff


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.