The defender is rated at around £1.5 million) and has emerged as an alternative target to Croatia international Josip Simunic of Hertha Berlin.
It is believed that contact has been made with Wolfsburg in an attempt to discuss a possible transfer for a player who was previously linked with Tottenham.
The 26-year-old is said to be keen on trying his luck in England and coach Felix Magath could be losing the stopper from his squad if Fulham step up their interest in his services.