found something weird

Before xmas bt called us saying they was cutting the line disconnecting broadband ect as a security breech had happened we was shocked by this!!! They said out ip had been reported for sending spam mail ect. Well alex's bro works in I.T he done loads of checks on the server firewall ect and could figure nothing well after pleading innocent they let us off!!
Now look what this shows alex knight @ and loads of diffent names

Whats all that about ..............
Any one help?