How Can I Be Sure If Hymen Has Been Broken

How can i be sure if hymen has been broken in 6 years ago or not.. I HAVE DEEP ROMANCE ONCE WITH MY EX BUT DUE TO THE FACT I DIDN'T HAVE EXPERIENCE HOW DEEP A PENETRATION HAS TO BE TO DEFLOWER I DIDN'T FEEL ANYTHING AFTER HE STOOD UP FROM ME..I HEARD YOU MIGHT NOT FEEL ANY PAIN OR SEE BLOOD? EVEN THOUGH I KNEW HE WAS HAVING HARD TIME PENETRATING ME AT THE ENTRY BUT I CAN'T FEEL PAIN BUT STOOD UP AFTER HE COULDN'T PENETRATE FULLY...NOW I HAVE SEX FOR THE FIRST TIME WITH NEW GUY BUT NO BLOOD BUT I KNEW HE FORCED IT IN..DOES THAT MEAN MY HYMEN MIGHT HAVE BEEN BROKEN AND CLOSE UP BECAUSE ITS ONCE OR HAS NEVER BEEN BROKEN BEFORE BECAUSE SOMETHING FORCED INTO MY VAGINA WITH THE NEW GUY?..PLS I NEED EXPLAINATION