6dpo and ewcm tmi picture posted

So I ovulated last Thursday I no this as i got my positive opk in the morning and by Friday it was gone ! 2 days ago I got a weird what I think may have been ovulation bleeding it was brown stringy to start with them changed to pink after me and oh baby danced today I’ve been to the loo and experienced stretchy ewcm at 6dpo I took a ovulation test to be sure I wasn’t ovulating and it was definitely negative ! Why could I be having this discharge again ???