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
144.21.172.1 0:0:0:0:0:ffff:9015:ac01
144.21.172.2 0:0:0:0:0:ffff:9015:ac02
144.21.172.3 0:0:0:0:0:ffff:9015:ac03
144.21.172.4 0:0:0:0:0:ffff:9015:ac04
144.21.172.5 0:0:0:0:0:ffff:9015:ac05
144.21.172.6 0:0:0:0:0:ffff:9015:ac06
144.21.172.7 0:0:0:0:0:ffff:9015:ac07
144.21.172.8 0:0:0:0:0:ffff:9015:ac08
144.21.172.9 0:0:0:0:0:ffff:9015:ac09
144.21.172.10 0:0:0:0:0:ffff:9015:ac0a
144.21.172.11 0:0:0:0:0:ffff:9015:ac0b
144.21.172.12 0:0:0:0:0:ffff:9015:ac0c
144.21.172.13 0:0:0:0:0:ffff:9015:ac0d
144.21.172.14 0:0:0:0:0:ffff:9015:ac0e
144.21.172.15 0:0:0:0:0:ffff:9015:ac0f
144.21.172.16 0:0:0:0:0:ffff:9015:ac10
144.21.172.17 0:0:0:0:0:ffff:9015:ac11
144.21.172.18 0:0:0:0:0:ffff:9015:ac12
144.21.172.19 0:0:0:0:0:ffff:9015:ac13
144.21.172.20 0:0:0:0:0:ffff:9015:ac14
144.21.172.21 0:0:0:0:0:ffff:9015:ac15
144.21.172.22 0:0:0:0:0:ffff:9015:ac16
144.21.172.23 0:0:0:0:0:ffff:9015:ac17
144.21.172.24 0:0:0:0:0:ffff:9015:ac18
144.21.172.25 0:0:0:0:0:ffff:9015:ac19
144.21.172.26 0:0:0:0:0:ffff:9015:ac1a
144.21.172.27 0:0:0:0:0:ffff:9015:ac1b
144.21.172.28 0:0:0:0:0:ffff:9015:ac1c
144.21.172.29 0:0:0:0:0:ffff:9015:ac1d
144.21.172.30 0:0:0:0:0:ffff:9015:ac1e
144.21.172.31 0:0:0:0:0:ffff:9015:ac1f
144.21.172.32 0:0:0:0:0:ffff:9015:ac20
144.21.172.33 0:0:0:0:0:ffff:9015:ac21
144.21.172.34 0:0:0:0:0:ffff:9015:ac22
144.21.172.35 0:0:0:0:0:ffff:9015:ac23
144.21.172.36 0:0:0:0:0:ffff:9015:ac24
144.21.172.37 0:0:0:0:0:ffff:9015:ac25
144.21.172.38 0:0:0:0:0:ffff:9015:ac26
144.21.172.39 0:0:0:0:0:ffff:9015:ac27
144.21.172.40 0:0:0:0:0:ffff:9015:ac28
144.21.172.41 0:0:0:0:0:ffff:9015:ac29
144.21.172.42 0:0:0:0:0:ffff:9015:ac2a
144.21.172.43 0:0:0:0:0:ffff:9015:ac2b
144.21.172.44 0:0:0:0:0:ffff:9015:ac2c
144.21.172.45 0:0:0:0:0:ffff:9015:ac2d
144.21.172.46 0:0:0:0:0:ffff:9015:ac2e
144.21.172.47 0:0:0:0:0:ffff:9015:ac2f
144.21.172.48 0:0:0:0:0:ffff:9015:ac30
144.21.172.49 0:0:0:0:0:ffff:9015:ac31
144.21.172.50 0:0:0:0:0:ffff:9015:ac32
144.21.172.51 0:0:0:0:0:ffff:9015:ac33
144.21.172.52 0:0:0:0:0:ffff:9015:ac34
144.21.172.53 0:0:0:0:0:ffff:9015:ac35
144.21.172.54 0:0:0:0:0:ffff:9015:ac36
144.21.172.55 0:0:0:0:0:ffff:9015:ac37
144.21.172.56 0:0:0:0:0:ffff:9015:ac38
144.21.172.57 0:0:0:0:0:ffff:9015:ac39
144.21.172.58 0:0:0:0:0:ffff:9015:ac3a
144.21.172.59 0:0:0:0:0:ffff:9015:ac3b
144.21.172.60 0:0:0:0:0:ffff:9015:ac3c


144.21.172.61 0:0:0:0:0:ffff:9015:ac3d
144.21.172.62 0:0:0:0:0:ffff:9015:ac3e
144.21.172.63 0:0:0:0:0:ffff:9015:ac3f
144.21.172.64 0:0:0:0:0:ffff:9015:ac40
144.21.172.65 0:0:0:0:0:ffff:9015:ac41
144.21.172.66 0:0:0:0:0:ffff:9015:ac42
144.21.172.67 0:0:0:0:0:ffff:9015:ac43
144.21.172.68 0:0:0:0:0:ffff:9015:ac44
144.21.172.69 0:0:0:0:0:ffff:9015:ac45
144.21.172.70 0:0:0:0:0:ffff:9015:ac46
144.21.172.71 0:0:0:0:0:ffff:9015:ac47
144.21.172.72 0:0:0:0:0:ffff:9015:ac48
144.21.172.73 0:0:0:0:0:ffff:9015:ac49
144.21.172.74 0:0:0:0:0:ffff:9015:ac4a
144.21.172.75 0:0:0:0:0:ffff:9015:ac4b
144.21.172.76 0:0:0:0:0:ffff:9015:ac4c
144.21.172.77 0:0:0:0:0:ffff:9015:ac4d
144.21.172.78 0:0:0:0:0:ffff:9015:ac4e
144.21.172.79 0:0:0:0:0:ffff:9015:ac4f
144.21.172.80 0:0:0:0:0:ffff:9015:ac50
144.21.172.81 0:0:0:0:0:ffff:9015:ac51
144.21.172.82 0:0:0:0:0:ffff:9015:ac52
144.21.172.83 0:0:0:0:0:ffff:9015:ac53
144.21.172.84 0:0:0:0:0:ffff:9015:ac54
144.21.172.85 0:0:0:0:0:ffff:9015:ac55
144.21.172.86 0:0:0:0:0:ffff:9015:ac56
144.21.172.87 0:0:0:0:0:ffff:9015:ac57
144.21.172.88 0:0:0:0:0:ffff:9015:ac58
144.21.172.89 0:0:0:0:0:ffff:9015:ac59
144.21.172.90 0:0:0:0:0:ffff:9015:ac5a
144.21.172.91 0:0:0:0:0:ffff:9015:ac5b
144.21.172.92 0:0:0:0:0:ffff:9015:ac5c
144.21.172.93 0:0:0:0:0:ffff:9015:ac5d
144.21.172.94 0:0:0:0:0:ffff:9015:ac5e
144.21.172.95 0:0:0:0:0:ffff:9015:ac5f
144.21.172.96 0:0:0:0:0:ffff:9015:ac60
144.21.172.97 0:0:0:0:0:ffff:9015:ac61
144.21.172.98 0:0:0:0:0:ffff:9015:ac62
144.21.172.99 0:0:0:0:0:ffff:9015:ac63
144.21.172.100 0:0:0:0:0:ffff:9015:ac64
144.21.172.101 0:0:0:0:0:ffff:9015:ac65
144.21.172.102 0:0:0:0:0:ffff:9015:ac66
144.21.172.103 0:0:0:0:0:ffff:9015:ac67
144.21.172.104 0:0:0:0:0:ffff:9015:ac68
144.21.172.105 0:0:0:0:0:ffff:9015:ac69
144.21.172.106 0:0:0:0:0:ffff:9015:ac6a
144.21.172.107 0:0:0:0:0:ffff:9015:ac6b
144.21.172.108 0:0:0:0:0:ffff:9015:ac6c
144.21.172.109 0:0:0:0:0:ffff:9015:ac6d
144.21.172.110 0:0:0:0:0:ffff:9015:ac6e
144.21.172.111 0:0:0:0:0:ffff:9015:ac6f
144.21.172.112 0:0:0:0:0:ffff:9015:ac70
144.21.172.113 0:0:0:0:0:ffff:9015:ac71
144.21.172.114 0:0:0:0:0:ffff:9015:ac72
144.21.172.115 0:0:0:0:0:ffff:9015:ac73
144.21.172.116 0:0:0:0:0:ffff:9015:ac74
144.21.172.117 0:0:0:0:0:ffff:9015:ac75
144.21.172.118 0:0:0:0:0:ffff:9015:ac76
144.21.172.119 0:0:0:0:0:ffff:9015:ac77
144.21.172.120 0:0:0:0:0:ffff:9015:ac78


144.21.172.121 0:0:0:0:0:ffff:9015:ac79
144.21.172.122 0:0:0:0:0:ffff:9015:ac7a
144.21.172.123 0:0:0:0:0:ffff:9015:ac7b
144.21.172.124 0:0:0:0:0:ffff:9015:ac7c
144.21.172.125 0:0:0:0:0:ffff:9015:ac7d
144.21.172.126 0:0:0:0:0:ffff:9015:ac7e
144.21.172.127 0:0:0:0:0:ffff:9015:ac7f
144.21.172.128 0:0:0:0:0:ffff:9015:ac80
144.21.172.129 0:0:0:0:0:ffff:9015:ac81
144.21.172.130 0:0:0:0:0:ffff:9015:ac82
144.21.172.131 0:0:0:0:0:ffff:9015:ac83
144.21.172.132 0:0:0:0:0:ffff:9015:ac84
144.21.172.133 0:0:0:0:0:ffff:9015:ac85
144.21.172.134 0:0:0:0:0:ffff:9015:ac86
144.21.172.135 0:0:0:0:0:ffff:9015:ac87
144.21.172.136 0:0:0:0:0:ffff:9015:ac88
144.21.172.137 0:0:0:0:0:ffff:9015:ac89
144.21.172.138 0:0:0:0:0:ffff:9015:ac8a
144.21.172.139 0:0:0:0:0:ffff:9015:ac8b
144.21.172.140 0:0:0:0:0:ffff:9015:ac8c
144.21.172.141 0:0:0:0:0:ffff:9015:ac8d
144.21.172.142 0:0:0:0:0:ffff:9015:ac8e
144.21.172.143 0:0:0:0:0:ffff:9015:ac8f
144.21.172.144 0:0:0:0:0:ffff:9015:ac90
144.21.172.145 0:0:0:0:0:ffff:9015:ac91
144.21.172.146 0:0:0:0:0:ffff:9015:ac92
144.21.172.147 0:0:0:0:0:ffff:9015:ac93
144.21.172.148 0:0:0:0:0:ffff:9015:ac94
144.21.172.149 0:0:0:0:0:ffff:9015:ac95
144.21.172.150 0:0:0:0:0:ffff:9015:ac96
144.21.172.151 0:0:0:0:0:ffff:9015:ac97
144.21.172.152 0:0:0:0:0:ffff:9015:ac98
144.21.172.153 0:0:0:0:0:ffff:9015:ac99
144.21.172.154 0:0:0:0:0:ffff:9015:ac9a
144.21.172.155 0:0:0:0:0:ffff:9015:ac9b
144.21.172.156 0:0:0:0:0:ffff:9015:ac9c
144.21.172.157 0:0:0:0:0:ffff:9015:ac9d
144.21.172.158 0:0:0:0:0:ffff:9015:ac9e
144.21.172.159 0:0:0:0:0:ffff:9015:ac9f
144.21.172.160 0:0:0:0:0:ffff:9015:aca0
144.21.172.161 0:0:0:0:0:ffff:9015:aca1
144.21.172.162 0:0:0:0:0:ffff:9015:aca2
144.21.172.163 0:0:0:0:0:ffff:9015:aca3
144.21.172.164 0:0:0:0:0:ffff:9015:aca4
144.21.172.165 0:0:0:0:0:ffff:9015:aca5
144.21.172.166 0:0:0:0:0:ffff:9015:aca6
144.21.172.167 0:0:0:0:0:ffff:9015:aca7
144.21.172.168 0:0:0:0:0:ffff:9015:aca8
144.21.172.169 0:0:0:0:0:ffff:9015:aca9
144.21.172.170 0:0:0:0:0:ffff:9015:acaa
144.21.172.171 0:0:0:0:0:ffff:9015:acab
144.21.172.172 0:0:0:0:0:ffff:9015:acac
144.21.172.173 0:0:0:0:0:ffff:9015:acad
144.21.172.174 0:0:0:0:0:ffff:9015:acae
144.21.172.175 0:0:0:0:0:ffff:9015:acaf
144.21.172.176 0:0:0:0:0:ffff:9015:acb0
144.21.172.177 0:0:0:0:0:ffff:9015:acb1
144.21.172.178 0:0:0:0:0:ffff:9015:acb2
144.21.172.179 0:0:0:0:0:ffff:9015:acb3
144.21.172.180 0:0:0:0:0:ffff:9015:acb4


144.21.172.181 0:0:0:0:0:ffff:9015:acb5
144.21.172.182 0:0:0:0:0:ffff:9015:acb6
144.21.172.183 0:0:0:0:0:ffff:9015:acb7
144.21.172.184 0:0:0:0:0:ffff:9015:acb8
144.21.172.185 0:0:0:0:0:ffff:9015:acb9
144.21.172.186 0:0:0:0:0:ffff:9015:acba
144.21.172.187 0:0:0:0:0:ffff:9015:acbb
144.21.172.188 0:0:0:0:0:ffff:9015:acbc
144.21.172.189 0:0:0:0:0:ffff:9015:acbd
144.21.172.190 0:0:0:0:0:ffff:9015:acbe
144.21.172.191 0:0:0:0:0:ffff:9015:acbf
144.21.172.192 0:0:0:0:0:ffff:9015:acc0
144.21.172.193 0:0:0:0:0:ffff:9015:acc1
144.21.172.194 0:0:0:0:0:ffff:9015:acc2
144.21.172.195 0:0:0:0:0:ffff:9015:acc3
144.21.172.196 0:0:0:0:0:ffff:9015:acc4
144.21.172.197 0:0:0:0:0:ffff:9015:acc5
144.21.172.198 0:0:0:0:0:ffff:9015:acc6
144.21.172.199 0:0:0:0:0:ffff:9015:acc7
144.21.172.200 0:0:0:0:0:ffff:9015:acc8
144.21.172.201 0:0:0:0:0:ffff:9015:acc9
144.21.172.202 0:0:0:0:0:ffff:9015:acca
144.21.172.203 0:0:0:0:0:ffff:9015:accb
144.21.172.204 0:0:0:0:0:ffff:9015:accc
144.21.172.205 0:0:0:0:0:ffff:9015:accd
144.21.172.206 0:0:0:0:0:ffff:9015:acce
144.21.172.207 0:0:0:0:0:ffff:9015:accf
144.21.172.208 0:0:0:0:0:ffff:9015:acd0
144.21.172.209 0:0:0:0:0:ffff:9015:acd1
144.21.172.210 0:0:0:0:0:ffff:9015:acd2
144.21.172.211 0:0:0:0:0:ffff:9015:acd3
144.21.172.212 0:0:0:0:0:ffff:9015:acd4
144.21.172.213 0:0:0:0:0:ffff:9015:acd5
144.21.172.214 0:0:0:0:0:ffff:9015:acd6
144.21.172.215 0:0:0:0:0:ffff:9015:acd7
144.21.172.216 0:0:0:0:0:ffff:9015:acd8
144.21.172.217 0:0:0:0:0:ffff:9015:acd9
144.21.172.218 0:0:0:0:0:ffff:9015:acda
144.21.172.219 0:0:0:0:0:ffff:9015:acdb
144.21.172.220 0:0:0:0:0:ffff:9015:acdc
144.21.172.221 0:0:0:0:0:ffff:9015:acdd
144.21.172.222 0:0:0:0:0:ffff:9015:acde
144.21.172.223 0:0:0:0:0:ffff:9015:acdf
144.21.172.224 0:0:0:0:0:ffff:9015:ace0
144.21.172.225 0:0:0:0:0:ffff:9015:ace1
144.21.172.226 0:0:0:0:0:ffff:9015:ace2
144.21.172.227 0:0:0:0:0:ffff:9015:ace3
144.21.172.228 0:0:0:0:0:ffff:9015:ace4
144.21.172.229 0:0:0:0:0:ffff:9015:ace5
144.21.172.230 0:0:0:0:0:ffff:9015:ace6
144.21.172.231 0:0:0:0:0:ffff:9015:ace7
144.21.172.232 0:0:0:0:0:ffff:9015:ace8
144.21.172.233 0:0:0:0:0:ffff:9015:ace9
144.21.172.234 0:0:0:0:0:ffff:9015:acea
144.21.172.235 0:0:0:0:0:ffff:9015:aceb
144.21.172.236 0:0:0:0:0:ffff:9015:acec
144.21.172.237 0:0:0:0:0:ffff:9015:aced
144.21.172.238 0:0:0:0:0:ffff:9015:acee
144.21.172.239 0:0:0:0:0:ffff:9015:acef
144.21.172.240 0:0:0:0:0:ffff:9015:acf0
144.21.172.241 0:0:0:0:0:ffff:9015:acf1
144.21.172.242 0:0:0:0:0:ffff:9015:acf2
144.21.172.243 0:0:0:0:0:ffff:9015:acf3
144.21.172.244 0:0:0:0:0:ffff:9015:acf4
144.21.172.245 0:0:0:0:0:ffff:9015:acf5
144.21.172.246 0:0:0:0:0:ffff:9015:acf6
144.21.172.247 0:0:0:0:0:ffff:9015:acf7
144.21.172.248 0:0:0:0:0:ffff:9015:acf8
144.21.172.249 0:0:0:0:0:ffff:9015:acf9
144.21.172.250 0:0:0:0:0:ffff:9015:acfa
144.21.172.251 0:0:0:0:0:ffff:9015:acfb
144.21.172.252 0:0:0:0:0:ffff:9015:acfc
144.21.172.253 0:0:0:0:0:ffff:9015:acfd
144.21.172.254 0:0:0:0:0:ffff:9015:acfe
144.21.172.255 0:0:0:0:0:ffff:9015: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.