can not resolve host name

[prans1 1]

hello, like the tittle say, i write my pass and username, log and then, that error jump, how can i fix it? 

[Koll 1233]

7 hours ago, prans1 said:

hello, like the tittle say, i write my pass and username, log and then, that error jump, how can i fix it? 

Contact my in skype: koll.classic ( but I already can tell that something blocking connection to our server or your hosts file have changed info or your incorret l2.ini, one of this ).