Although Govt has given the reasons of "Blasphemy Control", it seems highly unlikely because no such issue has been reported by media yet.
In case you still want to access Twitter in Pakistan even if it is blocked; you can do so using proxy sites like "www.vtunnel.com" or using secure browsers like Opera Mini.
Disclaimer: This blog is not an official PTI webpage and is run by a group of volunteers having no official position in PTI. All posts are personal opinions of the bloggers and should, in no way, be taken as official PTI word.
"Pakistan Tehreek-e-Insaf FATA Volunteers" Team.