ADSL Checker der Swisscom: http://checker.vadian.net/check.aspx?xdsl=bxdsl [1]
Verweise:
[1] http://checker.vadian.net/check.aspx?xdsl=bxdsl
[2] http://ch.speed-check.net/
[3] http://hsi.upc-cablecom.ch/speedtest/
[4] http://hsi.bluewin.ch/speedtest/
[5] http://www.speed.io/index_de.html
[6] http://www.wieistmeineip.ch/speedtest/
[7] http://www.speedtest.net/
[8] http://www.inetcom.ch/category/themen/internet