I had sex with my boyfriend on my last period, he used a condom and he didn't finish

Hi I'm 18 and I had sex with my boyfriend on my last period he used a condom and he didn't finish it really only lasted 10 mins or less I was on my 3rd and my period lasted for 6 days ended may 29th and I haven't got my period yet I have irregular period also he told me he jerked off like 3 times before I came to his house and when we tried to have sex his penis kept getting soft anyways please tell me if I'm pregnant I don't enjoy sex / rarely have it cause I don't want to become pregnant and I have really bad anxiety about being pregnant that is why I avoid sex