late period aftr kggurn

Halo mumy2..saya prnh kggurn (6w) utk first bby 1/2- 28/2/2019 dn skrg msk 4bln lps kggurn tu..last period 30/5....skrg sdh 30/6 tpi still tdk period lg..ada potensi ker yer? Or trlalu awl klo mau check?