City of Derry are the only side with a maximum 10 points from their opening two games in Division Three.
Bevan Lynch's side gained a second consecutive bonus point victory with an empathic 68-28 win over Suttonians at Judges Road.
Derry scored 10 tries with winger Simon Logue crossing the whitewash four times.
Loose forward Tom Patton and scrum have Andrew Semple both bagged a brace of tries, with lock David Houston and full back Peter Henderson completing the rout.
Instonians also made it two wins out of two and grabbed a bonus point with a 31-23 win over Nenagh at Shaw's Bridge.
Despite an early try from winger Richard Fegan, Inst trailed 13-5 at the break.
Fegan crossed again after the break and out half Nick Finlay also went over. Prop Alan Whitten scored the fourth try and centre Seamus Mallon added the insurance of a fifth late on.
Banbridge moved up to sixth in the table with a eight try demolition of Connemara at Rifle Park.
Captain Simon McKinstry scored a hat trick in the 51-10 victory. Ashley Finlay went over in each half.
Richard Thompson, Johnny Martin and a penalty wrapped up the scoring.
Rainey gained their first point of the season despite going down 25-19 at Rainey.
The losing bonus point lifts them above Navan and Connemara who are yet to register.
Out half Mark O'Connor landed four penalties and converted Peter Stewart's try.
Ards slipped to a second consecutive defeat but also took took a second losing point.
The Hamilton Park club went down 25-20 at Highfield.
Keith McIlwane and Taylor Ferguson got tries for Ards while Jason Morgan added 10 points with the boot but it wasn't enough.