What is my IP address? | Cloudflare
www.cloudflare.com › learning › dnsIPv4 and IPv6 are different versions of the Internet Protocol. IPv4 was implemented in 1983 and is still in use today. The format for IPv4 addresses is four sets of numbers separated by dots, for example: ‘74.125.224.72’. This is a 32-bit format, which means that it allows for 2 32, or about 4.3 billion, unique IP addresses, which it turns ...