Your 23-semitone span (1.92 octaves) is a good working range for a Bass.
Your voice centre sits closest to the Bass tessitura, which is the deepest male voice, resonant and powerful in the lower registers.
Most professional singers have a comfortable working range of 2 to 2.5 octaves, with trained extremes beyond that.
Next stepVoice type depends not just on range but also on timbre and where your voice sits most comfortably - consider working with a vocal coach to confirm your classification.