Public vs Private IP - IPv4
The Internet Assigned Numbers Authority (IANA) established certain blocks of IPv4 IP addresses for the use of private (LAN) and public (Internet) addresses.
Private IP
Can only allow certain values| IP Range | Discription | | --- | --- | | 10.0.0.0 - 10.255.255.255 (10.0.0.0/8) | Class A. In big networks | | 172.16.0.0 - 172.31.255.255 (172.16.0.0/12) | Class B. e.g:- AWS default VPC IP range | | 192.162.0.0 - 192.162.255.255 (192.162.0.0/16) | Class C. e.g:- Home networks |
Public IP
All the rest of the IPs in the internet