This Ether faucet is running on the Rinkeby network. To prevent malicious actors from exhausting all available funds or accumulating enough Ether to mount long running spam attacks, requests are tied to common 3rd party social network accounts. Anyone having a Twitter or Facebook account may request funds within the permitted limits.
You can track the current pending requests below the input field to see how much you have to wait until your turn comes.
The faucet is running invisible reCaptcha protection against bots.