Black Male Teen student here, always been interested in trying anal, have found a girl/woman to do it with yet but I’ll keep searching

I’m an 18 year old who’s been curious about giving anal for a couple of years now and this Saturday it looks like it might happen. I’m meeting and fucking her for the first time too. Is there a way I can finish in her in a safe way aka a safe anal creampie? As I don’t know how clean she is even thou...