The best direction to keep shoe rack at your home is west and south-west direction.
You can keep shoe rack, outside of the entrance door.
South-west corner of your living room is a good place to keep shoe rack.
You should keep your shoe rack clean and well arranged. An unclean shoe rack increases negative energy at your home.
You should close the shoe rack or cabinet. Which do not allow negativity to spread your home.
Read : Vastu for Home