Question Summary:
Where is Dajjal?

Question Detail:

where is dajjal?

Answer :

In the Name of Allah, the Most Gracious, the Most Merciful.
As-salāmu ‘alaykum wa-rahmatullāhi wa-barakātuh.
We do not know where Dajjal is. Allah knows best.
For further information regarding the fitna of Dajjal, you may refer to the following books:
Alaamat'e Qiyamah by Hadhrat Shiekh Mufti Rafi Usmani (Hafidhahullah) http://www.archive.org/stream/Alamaat-e-QayamatAurNuzool-e-Maseeha.sByShaykhMuftiRafiUsmani#page/n0/mode/1up
Aathar'e Qiyamah or Fitna'e Dajjal by Maulana Shah Rafi-Uddin Dahlawi https://rahesunnat.files.wordpress.com/2009/02/asar-e-qayamat-aur-fitna-e-dajjal-ki-haqeeqat.pdf
And Allah Ta’āla Knows Best
Abdullah Ghadai
Student Darul Iftaa
Michigan, U.S.A 
Checked and Approved by,
Mufti Ebrahim Desai.