Pictures show large Alsatian dogs and their handlers on patrol outside his home in north London.
Security guards and large security vehicles are also visible in the area around the mansion.
It is reported Arsenal star Ozil’s house is under 24-hour protection from a private security firm.
Kolasinac and Ozil have reportedly become the centre of a gang war in London after they were targeted by moped yobs.
Two men were arrested outside Ozil’s £9million home last week and the two players were pulled from Arsenal’s weekend fixture against Newcastle.
“Ozil hasn’t been seen since in recent days having gone into hiding.”
Ozil and Kolasinac are believed to be at the centre of a feud between local yobs and a gang of Eastern Europeans.
It is alleged the thugs behind the moped mugging have been warned by another pack crooks it won’t tolerate the attacks.
Eastern European gangsters have now reportedly taken it upon themselves to target the other mob who went after the players.
Mobsters were reportedly “shocked” at how brazen the local yobs were during the attack which led to a car chase through Golders Green and Hampstead.
Ozil hasn’t been seen since in recent days having gone into hiding.
Arsenal sat him and Kolasianc out of the Emirates Cup fixture with Lyon and Sunday’s league opener away at Newcastle.
The club admitted there were “security concerns” for the players after the two arrests at Ozil’s house.
Ferhat Ercan and Salaman Ekinci, both 27, are due to appear in court on September 6.
Ozil and Kolasinac were roped into the feud when they were travelling through London in the midfielder’s Mercedes G-Wagon.
The £100,000 motor came under attack from a gang of machete armed moped muggers who were targeting their watches.
CCTV revealed the moment Kolasinac – nicknamed The Tank – heroically leapt from the car in a bid to fight them off with his bare hands.
Ozil meanwhile stayed in the car to protect his wife Anime and the Bosnian’s missus Bella.
Kolasinac and Ozil attempted to escape the thugs, but were chased as bricks were hurled at the 4×4.
The two pals managed to get to one of their favourite Turkish restaurants to find help.
Staff and passersby managed to help protect the players from the thugs, who had also armed themselves with a long metal pole.
Both their wives were reportedly “terrified”, and Kolasinac has been hailed as a “hero” for his actions.
Police are continuing to probe the incident – amid reports of death threats to Kolasinac and Ozil.
There are also reports, their families are being harassed online.
Kolasinac’s wife Bella has fled the country – vowing never to return.
Both of the players – who are pals away from the pitch – got married during the summer before the latest gang row.