Leinster beat Benetton but Connacht lost to Cardiff.
Athlone's Robbie Henshaw completed 80 minutes as Leinster defeated Benetton in their opening PRO14 fixture.
Leo Cullen's side were 37-25 winners away in Italy on Saturday, securing the bonus point.
Cullen says it was a great opening test for his side:
Elsewhere Jack Carty kicked a conversion in Connacht's disappointing defeat to the Cardiff Blues.
It was a tough day at the office for the Westerners, who lost 29-7 at Rodney Parade.