Actually I guess not, but the domain name is not valid; DNS GIGO
$ nslookup mateon_sl.mateon.eu dns1.registrar-servers.com.
Server: dns1.registrar-servers.com.
Address: 156.154.132.200#53
mateon_sl.mateon.eu canonical name = mateon.eu.
Name: mateon.eu
Address: 75.119.144.237