Judeo-Spanish/Ladino (Bitola). Synthetic past tenses: Marginal, 2

Onde as estado?
Onde
where
as
have.V.AUX.PRS.2SG
estado
be.PTCP.PST
Where have you been? [this form of present perfect tense is extremely rare]
Type: Published source
Source: Crews, Cynthia Mary 1935: 89-91