Despite Saturday's 56-13 win against Southern Mississippi on Saturday, NU dropped one spot to No. 23 in the Associated Press poll.
Meanwhile, the Huskers — one of five Big Ten teams ranked — moved from No. 19 to No. 15 in the coaches Top 25.
UCLA, NU's next opponent, is No. 16 in the AP and No. 17 in the coaches poll. For the full list of the Top 25
Alabama is still No. 1 after an off week, heading into a much-anticipated rematch with No. 6 Texas A&M on Saturday.
Oregon is No. 2. Clemson moved up a spot to No. 3 and Ohio State slipped one to No. 4. Stanford remains No. 5.
The Longhorns came into the weekend ranked 15th, but a 40-21 loss at BYU in which Texas allowed a school-record 550 yards rushing has Mack Brown's team unranked.
Southern California was No. 25 before a 10-7 loss at home to Washington State.
Miami is ranked for the first time since November 2010.
Ohio State is No. 4 in the AP and No. 3 in the Coaches. Michigan (No. 11 in AP, No. 12 in Coaches), Northwestern (No. 17 in AP, No. 16 in Coaches) and Wisconsin (No. 20 in AP, T-No. 18 in Coaches) are the other Big Ten teams ranked. Michigan State, Illinois and Penn State received votes in the AP poll, while the Spartans and the Illini received votes in the Coaches poll.