When do ob/gyn normally confirm genders

Usually at the 20w anomaly scan.

I found out at 12 or 13 weeks with my first through some blood test they did, I can’t remember the name of it but if they offer it this time , I’m taking it !!

20 weeks.

18-20 weeks

I found out via blood test at 11 weeks same day I got my sneak peek results.