The telecoms authority (TIB) said it had taken an "administrative measure" against the site but another report suggests that talks are under way.
Some users found access blocked while others could still use the site.
Earlier, what appeared to be a leaked audio recording of Turkish officials discussing Syria appeared on YouTube.
It relates to a discussion of possible military operations in Syria, which was apparently attended by Turkey's intelligence chief, its foreign minister and the deputy head of the armed forces. » | Thursday, March 27, 2014