At about 9pm on Wednesday, police were called to City Road, close to the junction with Eastern Avenue, after reports that shots had been fired at a silver car.
Police believe two moped riders fired shots at the car.
Detective Sergeant John Yoxall, said: “Resources were immediately sent to the area to establish the full circumstances of the incident and this remains a priority for our team.
“While I understand incidents like this are worrying, we believe the people involved are known to each other and that this was a targeted attack.
“Officers currently remain in the area carrying out enquiries and providing reassurance to members of the community.”
No-one was injured in the incident.
Anyone with information is asked to call 101 quoting incident 1190 of 22 June 2016, or call Crimestoppers anonymously on 0800 555111.