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
65.121.60.1 0:0:0:0:0:ffff:4179:3c01
65.121.60.2 0:0:0:0:0:ffff:4179:3c02
65.121.60.3 0:0:0:0:0:ffff:4179:3c03
65.121.60.4 0:0:0:0:0:ffff:4179:3c04
65.121.60.5 0:0:0:0:0:ffff:4179:3c05
65.121.60.6 0:0:0:0:0:ffff:4179:3c06
65.121.60.7 0:0:0:0:0:ffff:4179:3c07
65.121.60.8 0:0:0:0:0:ffff:4179:3c08
65.121.60.9 0:0:0:0:0:ffff:4179:3c09
65.121.60.10 0:0:0:0:0:ffff:4179:3c0a
65.121.60.11 0:0:0:0:0:ffff:4179:3c0b
65.121.60.12 0:0:0:0:0:ffff:4179:3c0c
65.121.60.13 0:0:0:0:0:ffff:4179:3c0d
65.121.60.14 0:0:0:0:0:ffff:4179:3c0e
65.121.60.15 0:0:0:0:0:ffff:4179:3c0f
65.121.60.16 0:0:0:0:0:ffff:4179:3c10
65.121.60.17 0:0:0:0:0:ffff:4179:3c11
65.121.60.18 0:0:0:0:0:ffff:4179:3c12
65.121.60.19 0:0:0:0:0:ffff:4179:3c13
65.121.60.20 0:0:0:0:0:ffff:4179:3c14
65.121.60.21 0:0:0:0:0:ffff:4179:3c15
65.121.60.22 0:0:0:0:0:ffff:4179:3c16
65.121.60.23 0:0:0:0:0:ffff:4179:3c17
65.121.60.24 0:0:0:0:0:ffff:4179:3c18
65.121.60.25 0:0:0:0:0:ffff:4179:3c19
65.121.60.26 0:0:0:0:0:ffff:4179:3c1a
65.121.60.27 0:0:0:0:0:ffff:4179:3c1b
65.121.60.28 0:0:0:0:0:ffff:4179:3c1c
65.121.60.29 0:0:0:0:0:ffff:4179:3c1d
65.121.60.30 0:0:0:0:0:ffff:4179:3c1e
65.121.60.31 0:0:0:0:0:ffff:4179:3c1f
65.121.60.32 0:0:0:0:0:ffff:4179:3c20
65.121.60.33 0:0:0:0:0:ffff:4179:3c21
65.121.60.34 0:0:0:0:0:ffff:4179:3c22
65.121.60.35 0:0:0:0:0:ffff:4179:3c23
65.121.60.36 0:0:0:0:0:ffff:4179:3c24
65.121.60.37 0:0:0:0:0:ffff:4179:3c25
65.121.60.38 0:0:0:0:0:ffff:4179:3c26
65.121.60.39 0:0:0:0:0:ffff:4179:3c27
65.121.60.40 0:0:0:0:0:ffff:4179:3c28
65.121.60.41 0:0:0:0:0:ffff:4179:3c29
65.121.60.42 0:0:0:0:0:ffff:4179:3c2a
65.121.60.43 0:0:0:0:0:ffff:4179:3c2b
65.121.60.44 0:0:0:0:0:ffff:4179:3c2c
65.121.60.45 0:0:0:0:0:ffff:4179:3c2d
65.121.60.46 0:0:0:0:0:ffff:4179:3c2e
65.121.60.47 0:0:0:0:0:ffff:4179:3c2f
65.121.60.48 0:0:0:0:0:ffff:4179:3c30
65.121.60.49 0:0:0:0:0:ffff:4179:3c31
65.121.60.50 0:0:0:0:0:ffff:4179:3c32
65.121.60.51 0:0:0:0:0:ffff:4179:3c33
65.121.60.52 0:0:0:0:0:ffff:4179:3c34
65.121.60.53 0:0:0:0:0:ffff:4179:3c35
65.121.60.54 0:0:0:0:0:ffff:4179:3c36
65.121.60.55 0:0:0:0:0:ffff:4179:3c37
65.121.60.56 0:0:0:0:0:ffff:4179:3c38
65.121.60.57 0:0:0:0:0:ffff:4179:3c39
65.121.60.58 0:0:0:0:0:ffff:4179:3c3a
65.121.60.59 0:0:0:0:0:ffff:4179:3c3b
65.121.60.60 0:0:0:0:0:ffff:4179:3c3c


65.121.60.61 0:0:0:0:0:ffff:4179:3c3d
65.121.60.62 0:0:0:0:0:ffff:4179:3c3e
65.121.60.63 0:0:0:0:0:ffff:4179:3c3f
65.121.60.64 0:0:0:0:0:ffff:4179:3c40
65.121.60.65 0:0:0:0:0:ffff:4179:3c41
65.121.60.66 0:0:0:0:0:ffff:4179:3c42
65.121.60.67 0:0:0:0:0:ffff:4179:3c43
65.121.60.68 0:0:0:0:0:ffff:4179:3c44
65.121.60.69 0:0:0:0:0:ffff:4179:3c45
65.121.60.70 0:0:0:0:0:ffff:4179:3c46
65.121.60.71 0:0:0:0:0:ffff:4179:3c47
65.121.60.72 0:0:0:0:0:ffff:4179:3c48
65.121.60.73 0:0:0:0:0:ffff:4179:3c49
65.121.60.74 0:0:0:0:0:ffff:4179:3c4a
65.121.60.75 0:0:0:0:0:ffff:4179:3c4b
65.121.60.76 0:0:0:0:0:ffff:4179:3c4c
65.121.60.77 0:0:0:0:0:ffff:4179:3c4d
65.121.60.78 0:0:0:0:0:ffff:4179:3c4e
65.121.60.79 0:0:0:0:0:ffff:4179:3c4f
65.121.60.80 0:0:0:0:0:ffff:4179:3c50
65.121.60.81 0:0:0:0:0:ffff:4179:3c51
65.121.60.82 0:0:0:0:0:ffff:4179:3c52
65.121.60.83 0:0:0:0:0:ffff:4179:3c53
65.121.60.84 0:0:0:0:0:ffff:4179:3c54
65.121.60.85 0:0:0:0:0:ffff:4179:3c55
65.121.60.86 0:0:0:0:0:ffff:4179:3c56
65.121.60.87 0:0:0:0:0:ffff:4179:3c57
65.121.60.88 0:0:0:0:0:ffff:4179:3c58
65.121.60.89 0:0:0:0:0:ffff:4179:3c59
65.121.60.90 0:0:0:0:0:ffff:4179:3c5a
65.121.60.91 0:0:0:0:0:ffff:4179:3c5b
65.121.60.92 0:0:0:0:0:ffff:4179:3c5c
65.121.60.93 0:0:0:0:0:ffff:4179:3c5d
65.121.60.94 0:0:0:0:0:ffff:4179:3c5e
65.121.60.95 0:0:0:0:0:ffff:4179:3c5f
65.121.60.96 0:0:0:0:0:ffff:4179:3c60
65.121.60.97 0:0:0:0:0:ffff:4179:3c61
65.121.60.98 0:0:0:0:0:ffff:4179:3c62
65.121.60.99 0:0:0:0:0:ffff:4179:3c63
65.121.60.100 0:0:0:0:0:ffff:4179:3c64
65.121.60.101 0:0:0:0:0:ffff:4179:3c65
65.121.60.102 0:0:0:0:0:ffff:4179:3c66
65.121.60.103 0:0:0:0:0:ffff:4179:3c67
65.121.60.104 0:0:0:0:0:ffff:4179:3c68
65.121.60.105 0:0:0:0:0:ffff:4179:3c69
65.121.60.106 0:0:0:0:0:ffff:4179:3c6a
65.121.60.107 0:0:0:0:0:ffff:4179:3c6b
65.121.60.108 0:0:0:0:0:ffff:4179:3c6c
65.121.60.109 0:0:0:0:0:ffff:4179:3c6d
65.121.60.110 0:0:0:0:0:ffff:4179:3c6e
65.121.60.111 0:0:0:0:0:ffff:4179:3c6f
65.121.60.112 0:0:0:0:0:ffff:4179:3c70
65.121.60.113 0:0:0:0:0:ffff:4179:3c71
65.121.60.114 0:0:0:0:0:ffff:4179:3c72
65.121.60.115 0:0:0:0:0:ffff:4179:3c73
65.121.60.116 0:0:0:0:0:ffff:4179:3c74
65.121.60.117 0:0:0:0:0:ffff:4179:3c75
65.121.60.118 0:0:0:0:0:ffff:4179:3c76
65.121.60.119 0:0:0:0:0:ffff:4179:3c77
65.121.60.120 0:0:0:0:0:ffff:4179:3c78


65.121.60.121 0:0:0:0:0:ffff:4179:3c79
65.121.60.122 0:0:0:0:0:ffff:4179:3c7a
65.121.60.123 0:0:0:0:0:ffff:4179:3c7b
65.121.60.124 0:0:0:0:0:ffff:4179:3c7c
65.121.60.125 0:0:0:0:0:ffff:4179:3c7d
65.121.60.126 0:0:0:0:0:ffff:4179:3c7e
65.121.60.127 0:0:0:0:0:ffff:4179:3c7f
65.121.60.128 0:0:0:0:0:ffff:4179:3c80
65.121.60.129 0:0:0:0:0:ffff:4179:3c81
65.121.60.130 0:0:0:0:0:ffff:4179:3c82
65.121.60.131 0:0:0:0:0:ffff:4179:3c83
65.121.60.132 0:0:0:0:0:ffff:4179:3c84
65.121.60.133 0:0:0:0:0:ffff:4179:3c85
65.121.60.134 0:0:0:0:0:ffff:4179:3c86
65.121.60.135 0:0:0:0:0:ffff:4179:3c87
65.121.60.136 0:0:0:0:0:ffff:4179:3c88
65.121.60.137 0:0:0:0:0:ffff:4179:3c89
65.121.60.138 0:0:0:0:0:ffff:4179:3c8a
65.121.60.139 0:0:0:0:0:ffff:4179:3c8b
65.121.60.140 0:0:0:0:0:ffff:4179:3c8c
65.121.60.141 0:0:0:0:0:ffff:4179:3c8d
65.121.60.142 0:0:0:0:0:ffff:4179:3c8e
65.121.60.143 0:0:0:0:0:ffff:4179:3c8f
65.121.60.144 0:0:0:0:0:ffff:4179:3c90
65.121.60.145 0:0:0:0:0:ffff:4179:3c91
65.121.60.146 0:0:0:0:0:ffff:4179:3c92
65.121.60.147 0:0:0:0:0:ffff:4179:3c93
65.121.60.148 0:0:0:0:0:ffff:4179:3c94
65.121.60.149 0:0:0:0:0:ffff:4179:3c95
65.121.60.150 0:0:0:0:0:ffff:4179:3c96
65.121.60.151 0:0:0:0:0:ffff:4179:3c97
65.121.60.152 0:0:0:0:0:ffff:4179:3c98
65.121.60.153 0:0:0:0:0:ffff:4179:3c99
65.121.60.154 0:0:0:0:0:ffff:4179:3c9a
65.121.60.155 0:0:0:0:0:ffff:4179:3c9b
65.121.60.156 0:0:0:0:0:ffff:4179:3c9c
65.121.60.157 0:0:0:0:0:ffff:4179:3c9d
65.121.60.158 0:0:0:0:0:ffff:4179:3c9e
65.121.60.159 0:0:0:0:0:ffff:4179:3c9f
65.121.60.160 0:0:0:0:0:ffff:4179:3ca0
65.121.60.161 0:0:0:0:0:ffff:4179:3ca1
65.121.60.162 0:0:0:0:0:ffff:4179:3ca2
65.121.60.163 0:0:0:0:0:ffff:4179:3ca3
65.121.60.164 0:0:0:0:0:ffff:4179:3ca4
65.121.60.165 0:0:0:0:0:ffff:4179:3ca5
65.121.60.166 0:0:0:0:0:ffff:4179:3ca6
65.121.60.167 0:0:0:0:0:ffff:4179:3ca7
65.121.60.168 0:0:0:0:0:ffff:4179:3ca8
65.121.60.169 0:0:0:0:0:ffff:4179:3ca9
65.121.60.170 0:0:0:0:0:ffff:4179:3caa
65.121.60.171 0:0:0:0:0:ffff:4179:3cab
65.121.60.172 0:0:0:0:0:ffff:4179:3cac
65.121.60.173 0:0:0:0:0:ffff:4179:3cad
65.121.60.174 0:0:0:0:0:ffff:4179:3cae
65.121.60.175 0:0:0:0:0:ffff:4179:3caf
65.121.60.176 0:0:0:0:0:ffff:4179:3cb0
65.121.60.177 0:0:0:0:0:ffff:4179:3cb1
65.121.60.178 0:0:0:0:0:ffff:4179:3cb2
65.121.60.179 0:0:0:0:0:ffff:4179:3cb3
65.121.60.180 0:0:0:0:0:ffff:4179:3cb4


65.121.60.181 0:0:0:0:0:ffff:4179:3cb5
65.121.60.182 0:0:0:0:0:ffff:4179:3cb6
65.121.60.183 0:0:0:0:0:ffff:4179:3cb7
65.121.60.184 0:0:0:0:0:ffff:4179:3cb8
65.121.60.185 0:0:0:0:0:ffff:4179:3cb9
65.121.60.186 0:0:0:0:0:ffff:4179:3cba
65.121.60.187 0:0:0:0:0:ffff:4179:3cbb
65.121.60.188 0:0:0:0:0:ffff:4179:3cbc
65.121.60.189 0:0:0:0:0:ffff:4179:3cbd
65.121.60.190 0:0:0:0:0:ffff:4179:3cbe
65.121.60.191 0:0:0:0:0:ffff:4179:3cbf
65.121.60.192 0:0:0:0:0:ffff:4179:3cc0
65.121.60.193 0:0:0:0:0:ffff:4179:3cc1
65.121.60.194 0:0:0:0:0:ffff:4179:3cc2
65.121.60.195 0:0:0:0:0:ffff:4179:3cc3
65.121.60.196 0:0:0:0:0:ffff:4179:3cc4
65.121.60.197 0:0:0:0:0:ffff:4179:3cc5
65.121.60.198 0:0:0:0:0:ffff:4179:3cc6
65.121.60.199 0:0:0:0:0:ffff:4179:3cc7
65.121.60.200 0:0:0:0:0:ffff:4179:3cc8
65.121.60.201 0:0:0:0:0:ffff:4179:3cc9
65.121.60.202 0:0:0:0:0:ffff:4179:3cca
65.121.60.203 0:0:0:0:0:ffff:4179:3ccb
65.121.60.204 0:0:0:0:0:ffff:4179:3ccc
65.121.60.205 0:0:0:0:0:ffff:4179:3ccd
65.121.60.206 0:0:0:0:0:ffff:4179:3cce
65.121.60.207 0:0:0:0:0:ffff:4179:3ccf
65.121.60.208 0:0:0:0:0:ffff:4179:3cd0
65.121.60.209 0:0:0:0:0:ffff:4179:3cd1
65.121.60.210 0:0:0:0:0:ffff:4179:3cd2
65.121.60.211 0:0:0:0:0:ffff:4179:3cd3
65.121.60.212 0:0:0:0:0:ffff:4179:3cd4
65.121.60.213 0:0:0:0:0:ffff:4179:3cd5
65.121.60.214 0:0:0:0:0:ffff:4179:3cd6
65.121.60.215 0:0:0:0:0:ffff:4179:3cd7
65.121.60.216 0:0:0:0:0:ffff:4179:3cd8
65.121.60.217 0:0:0:0:0:ffff:4179:3cd9
65.121.60.218 0:0:0:0:0:ffff:4179:3cda
65.121.60.219 0:0:0:0:0:ffff:4179:3cdb
65.121.60.220 0:0:0:0:0:ffff:4179:3cdc
65.121.60.221 0:0:0:0:0:ffff:4179:3cdd
65.121.60.222 0:0:0:0:0:ffff:4179:3cde
65.121.60.223 0:0:0:0:0:ffff:4179:3cdf
65.121.60.224 0:0:0:0:0:ffff:4179:3ce0
65.121.60.225 0:0:0:0:0:ffff:4179:3ce1
65.121.60.226 0:0:0:0:0:ffff:4179:3ce2
65.121.60.227 0:0:0:0:0:ffff:4179:3ce3
65.121.60.228 0:0:0:0:0:ffff:4179:3ce4
65.121.60.229 0:0:0:0:0:ffff:4179:3ce5
65.121.60.230 0:0:0:0:0:ffff:4179:3ce6
65.121.60.231 0:0:0:0:0:ffff:4179:3ce7
65.121.60.232 0:0:0:0:0:ffff:4179:3ce8
65.121.60.233 0:0:0:0:0:ffff:4179:3ce9
65.121.60.234 0:0:0:0:0:ffff:4179:3cea
65.121.60.235 0:0:0:0:0:ffff:4179:3ceb
65.121.60.236 0:0:0:0:0:ffff:4179:3cec
65.121.60.237 0:0:0:0:0:ffff:4179:3ced
65.121.60.238 0:0:0:0:0:ffff:4179:3cee
65.121.60.239 0:0:0:0:0:ffff:4179:3cef
65.121.60.240 0:0:0:0:0:ffff:4179:3cf0
65.121.60.241 0:0:0:0:0:ffff:4179:3cf1
65.121.60.242 0:0:0:0:0:ffff:4179:3cf2
65.121.60.243 0:0:0:0:0:ffff:4179:3cf3
65.121.60.244 0:0:0:0:0:ffff:4179:3cf4
65.121.60.245 0:0:0:0:0:ffff:4179:3cf5
65.121.60.246 0:0:0:0:0:ffff:4179:3cf6
65.121.60.247 0:0:0:0:0:ffff:4179:3cf7
65.121.60.248 0:0:0:0:0:ffff:4179:3cf8
65.121.60.249 0:0:0:0:0:ffff:4179:3cf9
65.121.60.250 0:0:0:0:0:ffff:4179:3cfa
65.121.60.251 0:0:0:0:0:ffff:4179:3cfb
65.121.60.252 0:0:0:0:0:ffff:4179:3cfc
65.121.60.253 0:0:0:0:0:ffff:4179:3cfd
65.121.60.254 0:0:0:0:0:ffff:4179:3cfe
65.121.60.255 0:0:0:0:0:ffff:4179:3cff


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.