Could i be pregnant??

This is my chart from February my period is due in 3 days am 11 dpo..........at 6 dpo I experience tmi alert light pinkish blood on my panty.....I wipe but there was no blood......I haven't taken a test.........but I have a little symptoms but I have this feeling that I will never get pregnant again an that am not pregnant😞.......I am Moody......an I feel nausea something without vomiting.......my boobs hurt.....an I feel bubbles like gas Idk in my tummy 2 days ago.........I will be testing soon..........