Here's the roll call on the Trump impeachment constitutionality vote

Democrats managed to attract scant Republican support of the measure.
The U.S. Capitol

The U.S. Senate voted late Tuesday afternoon in favor of the constitutionality of the second impeachment trial of former President Donald Trump, giving the Senate the procedural green light to continue ahead with the trial even though Trump is no longer president. 

The 56-44 vote, passed with scant Republican support, broke down as follows:

Voted in favor (56):

Baldwin (D-WI)
Bennet (D-CO)
Blumenthal (D-CT)
Booker (D-NJ)
Brown (D-OH)
Cantwell (D-WA)
Cardin (D-MD)
Carper (D-DE)
Casey (D-PA)
Cassidy (R-LA)
Collins (R-ME)
Coons (D-DE)
Cortez Masto (D-NV)
Duckworth (D-IL)
Durbin (D-IL)
Feinstein (D-CA)
Gillibrand (D-NY)
Hassan (D-NH)
Heinrich (D-NM)
Hickenlooper (D-CO)
Hirono (D-HI)
Kaine (D-VA)
Kelly (D-AZ)
King (I-ME)
Klobuchar (D-MN)
Leahy (D-VT)
Lujan (D-NM)
Manchin (D-WV)
Markey (D-MA)
Menendez (D-NJ)
Merkley (D-OR)
Murkowski (R-AK)
Murphy (D-CT)
Murray (D-WA)
Ossoff (D-GA)
Padilla (D-CA)
Peters (D-MI)
Reed (D-RI)
Romney (R-UT)
Rosen (D-NV)
Sanders (I-VT)
Sasse (R-NE)
Schatz (D-HI)
Schumer (D-NY)
Shaheen (D-NH)
Sinema (D-AZ)
Smith (D-MN)
Stabenow (D-MI)
Tester (D-MT)
Toomey (R-PA)
Van Hollen (D-MD)
Warner (D-VA)
Warnock (D-GA)
Warren (D-MA)
Whitehouse (D-RI)
Wyden (D-OR)

Voted against (44):

Barrasso (R-WY)
Blackburn (R-TN)
Blunt (R-MO)
Boozman (R-AR)
Braun (R-IN)
Burr (R-NC)
Capito (R-WV)
Cornyn (R-TX)
Cotton (R-AR)
Cramer (R-ND)
Crapo (R-ID)
Cruz (R-TX)
Daines (R-MT)
Ernst (R-IA)
Fischer (R-NE)
Graham (R-SC)
Grassley (R-IA)
Hagerty (R-TN)
Hawley (R-MO)
Hoeven (R-ND)
Hyde-Smith (R-MS)
Inhofe (R-OK)
Johnson (R-WI)
Kennedy (R-LA)
Lankford (R-OK)
Lee (R-UT)
Lummis (R-WY)
Marshall (R-KS)
McConnell (R-KY)
Moran (R-KS)
Paul (R-KY)
Portman (R-OH)
Risch (R-ID)
Rounds (R-SD)
Rubio (R-FL)
Scott (R-FL)
Scott (R-SC)
Shelby (R-AL)
Sullivan (R-AK)
Thune (R-SD)
Tillis (R-NC)
Tuberville (R-AL)
Wicker (R-MS)
Young (R-IN)