I recently had the same experience. They say, "try again later", but i kept returning a few weeks, nothing happened. Had to abandon accounts on some services as

I recently had the same experience. They say, "try again later", but i kept returning a few weeks, nothing happened. Had to abandon accounts on some services as the result. Then, three months later, I visited, and suddenly they've let me in. This is extremely annoying. Oh, and I was visiting using the same IP address!