Could be a "throw back" or it's a Dutch Shepherd.
"If a dog represented as a Malinios is brindle (clear stripes of different colored hair) it is probably a Dutch Shepherd Dog or a mixed breed, although the possibility exists that it is a "throwback" to a common continental shepherd ancestor."
Ralphie - GSD, rescue, Gotcha Day 2/10/13
Nightshade - born 6/3/2003 - Domestic medium hair/Maine Coon mix (feline)
James - Domestic short hair (feline), rescue, Gotcha Day 6/23/11