He received offers from everywhere when he was younger, but if I remember correctly one of the Rivals guys said he didn't grow as much as they thought he would so the big teams backed off when he got older. Rivals has him listed at 5'11" 165llbs.
Ethan Nation - 3 Star Cornerback for Nebraska on InsideNebraska
n.rivals.com
Sound like it was the same for Rhamir Stewart a lot of offers then he was younger but didn't develop the way they thought, and teams backed off when he got older too.
Rahmir Stewart - 3 Star Safety for Nebraska on InsideNebraska
n.rivals.com
I think they are both talented players but for one reason or another they didn't end up fitting in to the prototype DB that the bigger teams look for.