An Acronym for Auckland Peering Exchange.

A Peering point for various ISP's on the 48th floor of the Auckland Sky Tower. Set up and managed by CityLink.

See for more information. See also WIX, PNIX, DPE, 3CIX

The Acronym is also used as an extension to identify Monkey Audio (a lossless compressed audio format) files. There is an unofficial ape-to-wav decoder at

See for further details.