Understanding public and private IPv4 addressing

- IP addresses can either be considered…Public or Private IP addresses.…What determines whether an…IP address is public or private…is the IP Address Governing Authorities…and there are two of them.…The first one is pronounced IANA…and stands for Internet Assigned Number Authority…and the second one is ICANN which stands for…Internet Corporation for Assigning Names and Numbers.…These two organizations…are the organizations that determine…whether an IP address is allowed to be used…as a public IP address or only as a private IP address.…

A public IP address is set aside for use on the internet.…Each IP address on the internet needs to be unique.…That means you cannot use an IP address on the internet…that's already in use on the internet.…IPs on the internet can only be used once.…The IP addresses are registered with IANA…and they're managed by ICANN.…The way to ensure that IP addresses…are not reused on the internet,…is to only use IP addresses…that are registered with IANA and managed by ICANN.…

Registered blocks of addresses…