Other health monitoring systems and speed tests.

»http://www.dslreports.com/stest?more=1«

»http://help.virgilio.it/velox/«

»http://www.palermoclub.com/adsl/velocita.asp?idlink=19#«

»http://home.onvol.net/support/troubleshooting/speed.asp«

Online PC Security and Port Scanners.

»http://onlinecheck.emsisoft.com/en«

»http://www.grc.com/default.htm«

Online PC Virus Scanners.

»http://housecall.trendmicro.com«