Namecoin

Namecoin is a digital currency (of the Bitcoin vein) which is tied to an alternate decentralized DNS system using a .bit top-level domain name which can be registered through the same systems and protocols for trading Namecoins.

Characteristics

 * Algorithm: SHA-256D
 * Initial Block Reward: 50 Coins (Halving every 50,000 blocks)
 * Target Block Time: 10 minutes
 * Total Coins: 21,000,000

Specs

 * Namecoin DNS specification

Other links

 * Official site
 * Block explorer
 * Infographic
 * Dynamic DNS client
 * Namecoin graphical client