Hi, we cannot be sure exactly what flooring this is but I'm sure some of the professional flooring specialists on this site would be more then happy to help you.
Sofia Sheikh the flooring looks prefinished (bevels between planks). It also looks like Live Sawn Euro/French White Oak.
Light or dark wood flooring
Painting a wooden floor
which is less expensive? Herringbone Wood floors or XLarge marble tile
Best sealant for concrete floors prior to laying wooden floor boards