Canto xe has been consistently based in greece as far back as 2008. He's a separate person.
Pacnet / hammereditor (functionally they are the same person) launched an unsophisticated attack on the RTB server from his own ip address. He has launched similar attacks on the Blockland forums in the past. He has been banned on upwards of 5 accounts for attacking servers and generally being an starfish. He has been chat flooding Blockland servers. Regardless of who is responsible for the latest DDoS attacks, pacnet/hammereditor is never going to be unbanned.