We are aware that some players are having difficulties in connecting to the following realms:

Aerie Peak
Anachronos
Boulderfist
Eonar
Frostmane
Grim Batol
Jaedenar
Kazzak
Kilrogg
Outland
Ravenholdt
Stonemaul
Tarren Mill
Vek'nilash
Wildhammer

We are investigating the problem now to determine what might be causing this. Our apologies for any inconvenience caused and we will provide further updates when available.