# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2010-11-21 00:08:19 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/6136788926070784) RT @IPv4Countdown: Approximately 103 days until IPcalypse. 168,360,384 allocatable IPv4s left. #IPv6