No, they are both present tense. "doesn't" (= "does not") is for third-person singular subjects ("he/she/it doesn't"). "don't" (= "do not") is for everything else ("I/you/we/they don't").
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SoufanIs don't for the present and doesn't for the past ?No. It goes like this:
SoufanWhat's the difference between don't and doesn't ?Here is the present tense of "do"