Radix Engine addresses are Bech32m(https://github.com/bitcoin/bips/blob/master/bip-0350.mediawiki) encoded, where they are made up of a Human Readable Part (HRP), separator, and a base32m encoded da
There are three main Radix environments. Each environment has a different network ID and each has a recognizable address format.
Legacy documentation: Reference
Legacy documentation: Well-known Addresses