Two men have been arrested during a raid in Brussels as police searched for suspects in last month's terror attacks in Paris that left 130 dead.

Special forces and federal police executed a raid that last roughly five hours on Sunday night in the centre of Brussels, according to Belgian federal prosecutors.

Not detained: Salah Abdeslam, who is believed to be directly involved in Paris attacks. Credit:AP

"They have been taken in for questioning," said spokesman for the federal prosecutor Eric Van Der Sypt.

​But the 26-year-old fugitive Salah Abdeslam - who was allegedly directly involved in the November 13 attacks - was not one of the detained.