bf mama, period skipped a month but has spotting color brown

Hello momshies, need help.. my period skipped a month until now but mayroong parang spotting pero hindi siya red.. yung kulay ay medyo brownish and may kunti din red.. im confused mga momshies.. is this normal? Or may something wrong sa puson ko? Sino po naka-experience nito? Negative PT.. Im still breastfeeding my 17 months old baby boy ?