Normal lang po ba na naging irregular mens ko?

I am bf mom 1yr 1m 18dys now unli latch si baby, nag resume yung mens ko nung 7months si baby and nung una super bleeding talaga not until 1month-1 1/2 month before ako magkaroon and last month ng sept 13 and now wala pa din akong mens active do din kami ni jusawa but withdrawal method hindi din po ako naka contraceptive.