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Private and Public Networks

Public IP Addresses

Public IPs are globally unique and reachable across the Internet. They're used by devices such as web servers that need to be accessible worldwide.

Private IP Addresses

Private IPs are used within private networks like home or office LANs. They're not reachable directly from the Internet, promoting security and privacy. The following ranges are reserved for private IP addresses:

  • Class A: 10.0.0.0 to 10.255.255.255
  • Class B: 172.16.0.0 to 172.31.255.255
  • Class C: 192.168.0.0 to 192.168.255.255