A bomb went off outside the home of an officer of the Federal Investigation Agency in Quetta city of southwest Pakistan on Friday though there were no reports of casualties, police said.
The blast occurred outside the residence of FIA deputy director Akbar Baloch's house at Mano Jan Road.
The explosion damaged the outer wall of the house.
There were no reports of casualties or any other damage to property, police officials said.
No group claimed responsibility for the attack.