My bf and i snowballed last night?

right so , me and my boyfriend came home from a concert last night (very drunk ) and we came back to my house and has sex (at one opint we snowballed ) it was so weird and it felt so strange . but im concerned if i may have an std , cause i also was bottom , and we were unprotected :( . but i dont want to ask my parents to bring me to a clinic for an std test , me and my bf are both 16