connection problem double PCs

Hi i had this problem for 7-10 days i can t log into game on lorareon realm it s stuck on "succesfull" if i swap realms i can log to any other wotlk realms i played from this notebook on lordearon before tbc now i just cant tryed everyting like wtf,wdb,firewall,antivirus, i reinstalled whole game didin t helped. I also play from my PC at home and i have no issiu there i played whole weekend on PC i come here to collage and i can t log in on my laptop.
Is there any dep or someone who have knowlidge to fix this? the problem is not on my side so i can t fix it!

ty for help gl :)